Add localization support and translation script

- Introduced a new extension for localization in Flutter with `LocalizationExtension` in `l10n.dart`.
- Added a Python script `translate.py` for translating ARB/JSON localization files using a local Ollama model, preserving keys and placeholders, and handling ICU format rules.

l10n.yaml

@@ -0,0 +1,5 @@
+arb-dir: lib/l10n
+template-arb-file: app_en.arb
+output-localization-file: app_localizations.dart
+output-class: AppLocalizations
+nullable-getter: false

lib/l10n/l10n.dart

@@ -0,0 +1,6 @@
+import 'package:flutter/widgets.dart';
+import 'app_localizations.dart';
+
+extension LocalizationExtension on BuildContext {
+  AppLocalizations get l10n => AppLocalizations.of(this);
+}

lib/main.dart

@@ -1,4 +1,6 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_localizations/flutter_localizations.dart';
+import 'l10n/app_localizations.dart';
 import 'package:provider/provider.dart';
 
 import 'connector/meshcore_connector.dart';
@@ -115,6 +117,14 @@ class MeshCoreApp extends StatelessWidget {
           return MaterialApp(
             title: 'MeshCore Open',
             debugShowCheckedModeBanner: false,
+            localizationsDelegates: const [
+              AppLocalizations.delegate,
+              GlobalMaterialLocalizations.delegate,
+              GlobalWidgetsLocalizations.delegate,
+              GlobalCupertinoLocalizations.delegate,
+            ],
+            supportedLocales: AppLocalizations.supportedLocales,
+            locale: _localeFromSetting(settingsService.settings.languageOverride),
             theme: ThemeData(
               colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue),
               useMaterial3: true,
@@ -144,4 +154,9 @@ class MeshCoreApp extends StatelessWidget {
         return ThemeMode.system;
     }
   }
+
+  Locale? _localeFromSetting(String? languageCode) {
+    if (languageCode == null) return null;
+    return Locale(languageCode);
+  }
 }

lib/models/app_settings.dart

@@ -18,6 +18,7 @@ class AppSettings {
   final bool notifyOnNewAdvert;
   final bool autoRouteRotationEnabled;
   final String themeMode;
+  final String? languageOverride; // null = system default
   final bool appDebugLogEnabled;
   final Map<String, String> batteryChemistryByDeviceId;
 
@@ -39,6 +40,7 @@ class AppSettings {
     this.notifyOnNewAdvert = true,
     this.autoRouteRotationEnabled = false,
     this.themeMode = 'system',
+    this.languageOverride,
     this.appDebugLogEnabled = false,
     Map<String, String>? batteryChemistryByDeviceId,
   }) : batteryChemistryByDeviceId = batteryChemistryByDeviceId ?? {};
@@ -62,6 +64,7 @@ class AppSettings {
       'notify_on_new_advert': notifyOnNewAdvert,
       'auto_route_rotation_enabled': autoRouteRotationEnabled,
       'theme_mode': themeMode,
+      'language_override': languageOverride,
       'app_debug_log_enabled': appDebugLogEnabled,
       'battery_chemistry_by_device_id': batteryChemistryByDeviceId,
     };
@@ -89,6 +92,7 @@ class AppSettings {
       notifyOnNewAdvert: json['notify_on_new_advert'] as bool? ?? true,
       autoRouteRotationEnabled: json['auto_route_rotation_enabled'] as bool? ?? false,
       themeMode: json['theme_mode'] as String? ?? 'system',
+      languageOverride: json['language_override'] as String?,
       appDebugLogEnabled: json['app_debug_log_enabled'] as bool? ?? false,
       batteryChemistryByDeviceId: (json['battery_chemistry_by_device_id'] as Map?)?.map(
             (key, value) => MapEntry(key.toString(), value.toString()),
@@ -115,6 +119,7 @@ class AppSettings {
     bool? notifyOnNewAdvert,
     bool? autoRouteRotationEnabled,
     String? themeMode,
+    Object? languageOverride = _unset,
     bool? appDebugLogEnabled,
     Map<String, String>? batteryChemistryByDeviceId,
   }) {
@@ -138,6 +143,8 @@ class AppSettings {
       notifyOnNewAdvert: notifyOnNewAdvert ?? this.notifyOnNewAdvert,
       autoRouteRotationEnabled: autoRouteRotationEnabled ?? this.autoRouteRotationEnabled,
       themeMode: themeMode ?? this.themeMode,
+      languageOverride:
+          languageOverride == _unset ? this.languageOverride : languageOverride as String?,
       appDebugLogEnabled: appDebugLogEnabled ?? this.appDebugLogEnabled,
       batteryChemistryByDeviceId: batteryChemistryByDeviceId ?? this.batteryChemistryByDeviceId,
     );

lib/screens/app_debug_log_screen.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:provider/provider.dart';
 
+import '../l10n/l10n.dart';
 import '../services/app_debug_log_service.dart';
 
 class AppDebugLogScreen extends StatelessWidget {
@@ -16,11 +17,11 @@ class AppDebugLogScreen extends StatelessWidget {
 
         return Scaffold(
           appBar: AppBar(
-            title: const Text('App Debug Log'),
+            title: Text(context.l10n.debugLog_appTitle),
             centerTitle: true,
             actions: [
               IconButton(
-                tooltip: 'Copy log',
+                tooltip: context.l10n.debugLog_copyLog,
                 icon: const Icon(Icons.copy),
                 onPressed: hasEntries
                     ? () async {
@@ -31,13 +32,13 @@ class AppDebugLogScreen extends StatelessWidget {
                         await Clipboard.setData(ClipboardData(text: text));
                         if (!context.mounted) return;
                         ScaffoldMessenger.of(context).showSnackBar(
-                          const SnackBar(content: Text('Debug log copied')),
+                          SnackBar(content: Text(context.l10n.debugLog_copied)),
                         );
                       }
                     : null,
               ),
               IconButton(
-                tooltip: 'Clear log',
+                tooltip: context.l10n.debugLog_clearLog,
                 icon: const Icon(Icons.delete_outline),
                 onPressed: hasEntries
                     ? () {
@@ -76,12 +77,12 @@ class AppDebugLogScreen extends StatelessWidget {
                         Icon(Icons.bug_report_outlined, size: 64, color: Colors.grey[400]),
                         const SizedBox(height: 16),
                         Text(
-                          'No debug logs yet',
+                          context.l10n.debugLog_noEntries,
                           style: TextStyle(fontSize: 16, color: Colors.grey[600]),
                         ),
                         const SizedBox(height: 8),
                         Text(
-                          'Enable app debug logging in settings',
+                          context.l10n.debugLog_enableInSettings,
                           style: TextStyle(fontSize: 12, color: Colors.grey[500]),
                         ),
                       ],

lib/screens/app_settings_screen.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
+import '../l10n/l10n.dart';
 import '../services/app_settings_service.dart';
 import '../services/notification_service.dart';
 import 'map_cache_screen.dart';
@@ -13,7 +14,7 @@ class AppSettingsScreen extends StatelessWidget {
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        title: const Text('App Settings'),
+        title: Text(context.l10n.appSettings_title),
         centerTitle: true,
       ),
       body: SafeArea(
@@ -47,20 +48,28 @@ class AppSettingsScreen extends StatelessWidget {
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Padding(
+          Padding(
-            padding: EdgeInsets.fromLTRB(16, 16, 16, 8),
+            padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
             child: Text(
-              'Appearance',
+              context.l10n.appSettings_appearance,
-              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
           ),
           ListTile(
             leading: const Icon(Icons.brightness_6_outlined),
-            title: const Text('Theme'),
+            title: Text(context.l10n.appSettings_theme),
-            subtitle: Text(_themeModeLabel(settingsService.settings.themeMode)),
+            subtitle: Text(_themeModeLabel(context, settingsService.settings.themeMode)),
             trailing: const Icon(Icons.chevron_right),
             onTap: () => _showThemeModeDialog(context, settingsService),
           ),
+          const Divider(height: 1),
+          ListTile(
+            leading: const Icon(Icons.language_outlined),
+            title: Text(context.l10n.appSettings_language),
+            subtitle: Text(_languageLabel(context, settingsService.settings.languageOverride)),
+            trailing: const Icon(Icons.chevron_right),
+            onTap: () => _showLanguageDialog(context, settingsService),
+          ),
         ],
       ),
     );
@@ -71,17 +80,17 @@ class AppSettingsScreen extends StatelessWidget {
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Padding(
+          Padding(
-            padding: EdgeInsets.fromLTRB(16, 16, 16, 8),
+            padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
             child: Text(
-              'Notifications',
+              context.l10n.appSettings_notifications,
-              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
           ),
           SwitchListTile(
             secondary: const Icon(Icons.notifications_outlined),
-            title: const Text('Enable Notifications'),
+            title: Text(context.l10n.appSettings_enableNotifications),
-            subtitle: const Text('Receive notifications for messages and adverts'),
+            subtitle: Text(context.l10n.appSettings_enableNotificationsSubtitle),
             value: settingsService.settings.notificationsEnabled,
             onChanged: (value) async {
               if (value) {
@@ -90,9 +99,9 @@ class AppSettingsScreen extends StatelessWidget {
                 if (!granted) {
                   if (context.mounted) {
                     ScaffoldMessenger.of(context).showSnackBar(
-                      const SnackBar(
+                      SnackBar(
-                        content: Text('Notification permission denied'),
+                        content: Text(context.l10n.appSettings_notificationPermissionDenied),
-                        duration: Duration(seconds: 2),
+                        duration: const Duration(seconds: 2),
                       ),
                     );
                   }
@@ -105,8 +114,8 @@ class AppSettingsScreen extends StatelessWidget {
                 ScaffoldMessenger.of(context).showSnackBar(
                   SnackBar(
                     content: Text(value
-                        ? 'Notifications enabled'
+                        ? context.l10n.appSettings_notificationsEnabled
-                        : 'Notifications disabled'),
+                        : context.l10n.appSettings_notificationsDisabled),
                     duration: const Duration(seconds: 2),
                   ),
                 );
@@ -120,13 +129,13 @@ class AppSettingsScreen extends StatelessWidget {
               color: settingsService.settings.notificationsEnabled ? null : Colors.grey,
             ),
             title: Text(
-              'Message Notifications',
+              context.l10n.appSettings_messageNotifications,
               style: TextStyle(
                 color: settingsService.settings.notificationsEnabled ? null : Colors.grey,
               ),
             ),
             subtitle: Text(
-              'Show notification when receiving new messages',
+              context.l10n.appSettings_messageNotificationsSubtitle,
               style: TextStyle(
                 color: settingsService.settings.notificationsEnabled ? null : Colors.grey,
               ),
@@ -145,13 +154,13 @@ class AppSettingsScreen extends StatelessWidget {
               color: settingsService.settings.notificationsEnabled ? null : Colors.grey,
             ),
             title: Text(
-              'Channel Message Notifications',
+              context.l10n.appSettings_channelMessageNotifications,
               style: TextStyle(
                 color: settingsService.settings.notificationsEnabled ? null : Colors.grey,
               ),
             ),
             subtitle: Text(
-              'Show notification when receiving channel messages',
+              context.l10n.appSettings_channelMessageNotificationsSubtitle,
               style: TextStyle(
                 color: settingsService.settings.notificationsEnabled ? null : Colors.grey,
               ),
@@ -170,13 +179,13 @@ class AppSettingsScreen extends StatelessWidget {
               color: settingsService.settings.notificationsEnabled ? null : Colors.grey,
             ),
             title: Text(
-              'Advertisement Notifications',
+              context.l10n.appSettings_advertisementNotifications,
               style: TextStyle(
                 color: settingsService.settings.notificationsEnabled ? null : Colors.grey,
               ),
             ),
             subtitle: Text(
-              'Show notification when new nodes are discovered',
+              context.l10n.appSettings_advertisementNotificationsSubtitle,
               style: TextStyle(
                 color: settingsService.settings.notificationsEnabled ? null : Colors.grey,
               ),
@@ -198,25 +207,25 @@ class AppSettingsScreen extends StatelessWidget {
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Padding(
+          Padding(
-            padding: EdgeInsets.fromLTRB(16, 16, 16, 8),
+            padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
             child: Text(
-              'Messaging',
+              context.l10n.appSettings_messaging,
-              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
           ),
           SwitchListTile(
             secondary: const Icon(Icons.refresh_outlined),
-            title: const Text('Clear Path on Max Retry'),
+            title: Text(context.l10n.appSettings_clearPathOnMaxRetry),
-            subtitle: const Text('Reset contact path after 5 failed send attempts'),
+            subtitle: Text(context.l10n.appSettings_clearPathOnMaxRetrySubtitle),
             value: settingsService.settings.clearPathOnMaxRetry,
             onChanged: (value) {
               settingsService.setClearPathOnMaxRetry(value);
               ScaffoldMessenger.of(context).showSnackBar(
                 SnackBar(
                   content: Text(value
-                      ? 'Paths will be cleared after 5 failed retries'
+                      ? context.l10n.appSettings_pathsWillBeCleared
-                      : 'Paths will not be auto-cleared'),
+                      : context.l10n.appSettings_pathsWillNotBeCleared),
                   duration: const Duration(seconds: 2),
                 ),
               );
@@ -225,16 +234,16 @@ class AppSettingsScreen extends StatelessWidget {
           const Divider(height: 1),
           SwitchListTile(
             secondary: const Icon(Icons.alt_route),
-            title: const Text('Auto Route Rotation'),
+            title: Text(context.l10n.appSettings_autoRouteRotation),
-            subtitle: const Text('Cycle between best paths and flood mode'),
+            subtitle: Text(context.l10n.appSettings_autoRouteRotationSubtitle),
             value: settingsService.settings.autoRouteRotationEnabled,
             onChanged: (value) {
               settingsService.setAutoRouteRotationEnabled(value);
               ScaffoldMessenger.of(context).showSnackBar(
                 SnackBar(
                   content: Text(value
-                      ? 'Auto route rotation enabled'
+                      ? context.l10n.appSettings_autoRouteRotationEnabled
-                      : 'Auto route rotation disabled'),
+                      : context.l10n.appSettings_autoRouteRotationDisabled),
                   duration: const Duration(seconds: 2),
                 ),
               );
@@ -250,17 +259,17 @@ class AppSettingsScreen extends StatelessWidget {
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Padding(
+          Padding(
-            padding: EdgeInsets.fromLTRB(16, 16, 16, 8),
+            padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
             child: Text(
-              'Map Display',
+              context.l10n.appSettings_mapDisplay,
-              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
           ),
           SwitchListTile(
             secondary: const Icon(Icons.router_outlined),
-            title: const Text('Show Repeaters'),
+            title: Text(context.l10n.appSettings_showRepeaters),
-            subtitle: const Text('Display repeater nodes on the map'),
+            subtitle: Text(context.l10n.appSettings_showRepeatersSubtitle),
             value: settingsService.settings.mapShowRepeaters,
             onChanged: (value) {
               settingsService.setMapShowRepeaters(value);
@@ -269,8 +278,8 @@ class AppSettingsScreen extends StatelessWidget {
           const Divider(height: 1),
           SwitchListTile(
             secondary: const Icon(Icons.chat_outlined),
-            title: const Text('Show Chat Nodes'),
+            title: Text(context.l10n.appSettings_showChatNodes),
-            subtitle: const Text('Display chat nodes on the map'),
+            subtitle: Text(context.l10n.appSettings_showChatNodesSubtitle),
             value: settingsService.settings.mapShowChatNodes,
             onChanged: (value) {
               settingsService.setMapShowChatNodes(value);
@@ -279,8 +288,8 @@ class AppSettingsScreen extends StatelessWidget {
           const Divider(height: 1),
           SwitchListTile(
             secondary: const Icon(Icons.people_outline),
-            title: const Text('Show Other Nodes'),
+            title: Text(context.l10n.appSettings_showOtherNodes),
-            subtitle: const Text('Display other node types on the map'),
+            subtitle: Text(context.l10n.appSettings_showOtherNodesSubtitle),
             value: settingsService.settings.mapShowOtherNodes,
             onChanged: (value) {
               settingsService.setMapShowOtherNodes(value);
@@ -289,11 +298,11 @@ class AppSettingsScreen extends StatelessWidget {
           const Divider(height: 1),
           ListTile(
             leading: const Icon(Icons.timer_outlined),
-            title: const Text('Time Filter'),
+            title: Text(context.l10n.appSettings_timeFilter),
             subtitle: Text(
               settingsService.settings.mapTimeFilterHours == 0
-                  ? 'Show all nodes'
+                  ? context.l10n.appSettings_timeFilterShowAll
-                  : 'Show nodes from last ${settingsService.settings.mapTimeFilterHours.toInt()} hours',
+                  : context.l10n.appSettings_timeFilterShowLast(settingsService.settings.mapTimeFilterHours.toInt()),
             ),
             trailing: const Icon(Icons.chevron_right),
             onTap: () => _showTimeFilterDialog(context, settingsService),
@@ -301,12 +310,14 @@ class AppSettingsScreen extends StatelessWidget {
           const Divider(height: 1),
           ListTile(
             leading: const Icon(Icons.download_outlined),
-            title: const Text('Offline Map Cache'),
+            title: Text(context.l10n.appSettings_offlineMapCache),
             subtitle: Text(
               settingsService.settings.mapCacheBounds == null
-                  ? 'No area selected'
+                  ? context.l10n.appSettings_noAreaSelected
-                  : 'Area selected (zoom ${settingsService.settings.mapCacheMinZoom}'
+                  : context.l10n.appSettings_areaSelectedZoom(
-                      '-${settingsService.settings.mapCacheMaxZoom})',
+                      settingsService.settings.mapCacheMinZoom,
+                      settingsService.settings.mapCacheMaxZoom,
+                    ),
             ),
             trailing: const Icon(Icons.chevron_right),
             onTap: () {
@@ -335,20 +346,20 @@ class AppSettingsScreen extends StatelessWidget {
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Padding(
+          Padding(
-            padding: EdgeInsets.fromLTRB(16, 16, 16, 8),
+            padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
             child: Text(
-              'Battery',
+              context.l10n.appSettings_battery,
-              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
           ),
           ListTile(
             leading: const Icon(Icons.battery_full),
-            title: const Text('Battery Chemistry'),
+            title: Text(context.l10n.appSettings_batteryChemistry),
             subtitle: Text(
               isConnected
-                  ? 'Set per device (${connector.deviceDisplayName})'
+                  ? context.l10n.appSettings_batteryChemistryPerDevice(connector.deviceDisplayName)
-                  : 'Connect to a device to choose',
+                  : context.l10n.appSettings_batteryChemistryConnectFirst,
             ),
             trailing: DropdownButton<String>(
               value: selection,
@@ -359,18 +370,18 @@ class AppSettingsScreen extends StatelessWidget {
                       }
                     }
                   : null,
-              items: const [
+              items: [
                 DropdownMenuItem(
                   value: 'nmc',
-                  child: Text('18650 NMC (3.0-4.2V)'),
+                  child: Text(context.l10n.appSettings_batteryNmc),
                 ),
                 DropdownMenuItem(
                   value: 'lifepo4',
-                  child: Text('LiFePO4 (2.6-3.65V)'),
+                  child: Text(context.l10n.appSettings_batteryLifepo4),
                 ),
                 DropdownMenuItem(
                   value: 'lipo',
-                  child: Text('LiPo (3.0-4.2V)'),
+                  child: Text(context.l10n.appSettings_batteryLipo),
                 ),
               ],
             ),
@@ -384,7 +395,7 @@ class AppSettingsScreen extends StatelessWidget {
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
-        title: const Text('Theme'),
+        title: Text(context.l10n.appSettings_theme),
         content: RadioGroup<String>(
           groupValue: settingsService.settings.themeMode,
           onChanged: (value) {
@@ -397,15 +408,15 @@ class AppSettingsScreen extends StatelessWidget {
             mainAxisSize: MainAxisSize.min,
             children: [
               RadioListTile<String>(
-                title: const Text('System default'),
+                title: Text(context.l10n.appSettings_themeSystem),
                 value: 'system',
               ),
               RadioListTile<String>(
-                title: const Text('Light'),
+                title: Text(context.l10n.appSettings_themeLight),
                 value: 'light',
               ),
               RadioListTile<String>(
-                title: const Text('Dark'),
+                title: Text(context.l10n.appSettings_themeDark),
                 value: 'dark',
               ),
             ],
@@ -414,29 +425,147 @@ class AppSettingsScreen extends StatelessWidget {
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Close'),
+            child: Text(context.l10n.common_close),
           ),
         ],
       ),
     );
   }
 
-  String _themeModeLabel(String value) {
+  String _themeModeLabel(BuildContext context, String value) {
     switch (value) {
       case 'light':
-        return 'Light';
+        return context.l10n.appSettings_themeLight;
       case 'dark':
-        return 'Dark';
+        return context.l10n.appSettings_themeDark;
       default:
-        return 'System default';
+        return context.l10n.appSettings_themeSystem;
     }
   }
 
+  String _languageLabel(BuildContext context, String? languageCode) {
+    switch (languageCode) {
+      case 'en':
+        return context.l10n.appSettings_languageEn;
+      case 'fr':
+        return context.l10n.appSettings_languageFr;
+      case 'es':
+        return context.l10n.appSettings_languageEs;
+      case 'de':
+        return context.l10n.appSettings_languageDe;
+      case 'pl':
+        return context.l10n.appSettings_languagePl;
+      case 'sl':
+        return context.l10n.appSettings_languageSl;
+      case 'pt':
+        return context.l10n.appSettings_languagePt;
+      case 'it':
+        return context.l10n.appSettings_languageIt;
+      case 'zh':
+        return context.l10n.appSettings_languageZh;
+      case 'sv':
+        return context.l10n.appSettings_languageSv;
+      case 'nl':
+        return context.l10n.appSettings_languageNl;
+      case 'sk':
+        return context.l10n.appSettings_languageSk;
+      case 'bg':
+        return context.l10n.appSettings_languageBg;
+      default:
+        return context.l10n.appSettings_languageSystem;
+    }
+  }
+
+  void _showLanguageDialog(BuildContext context, AppSettingsService settingsService) {
+    showDialog(
+      context: context,
+      builder: (context) => AlertDialog(
+        title: Text(context.l10n.appSettings_language),
+        content: SingleChildScrollView(
+          child: RadioGroup<String?>(
+            groupValue: settingsService.settings.languageOverride,
+            onChanged: (value) {
+              settingsService.setLanguageOverride(value);
+              Navigator.pop(context);
+            },
+            child: Column(
+              mainAxisSize: MainAxisSize.min,
+              children: [
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageSystem),
+                  value: null,
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageEn),
+                  value: 'en',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageFr),
+                  value: 'fr',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageEs),
+                  value: 'es',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageDe),
+                  value: 'de',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languagePl),
+                  value: 'pl',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageSl),
+                  value: 'sl',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languagePt),
+                  value: 'pt',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageIt),
+                  value: 'it',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageZh),
+                  value: 'zh',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageSv),
+                  value: 'sv',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageNl),
+                  value: 'nl',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageSk),
+                  value: 'sk',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageBg),
+                  value: 'bg',
+                ),
+              ],
+            ),
+          ),
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.pop(context),
+            child: Text(context.l10n.common_close),
+          ),
+        ],
+      ),
+    );
+  }
+
   void _showTimeFilterDialog(BuildContext context, AppSettingsService settingsService) {
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
-        title: const Text('Map Time Filter'),
+        title: Text(context.l10n.appSettings_mapTimeFilter),
         content: RadioGroup<double>(
           groupValue: settingsService.settings.mapTimeFilterHours,
           onChanged: (value) {
@@ -448,34 +577,34 @@ class AppSettingsScreen extends StatelessWidget {
           child: Column(
             mainAxisSize: MainAxisSize.min,
             children: [
-              const Text('Show nodes discovered within:'),
+              Text(context.l10n.appSettings_showNodesDiscoveredWithin),
               const SizedBox(height: 16),
               ListTile(
-                title: const Text('All time'),
+                title: Text(context.l10n.appSettings_allTime),
                 leading: Radio<double>(
                   value: 0,
                 ),
               ),
               ListTile(
-                title: const Text('Last hour'),
+                title: Text(context.l10n.appSettings_lastHour),
                 leading: Radio<double>(
                   value: 1,
                 ),
               ),
               ListTile(
-                title: const Text('Last 6 hours'),
+                title: Text(context.l10n.appSettings_last6Hours),
                 leading: Radio<double>(
                   value: 6,
                 ),
               ),
               ListTile(
-                title: const Text('Last 24 hours'),
+                title: Text(context.l10n.appSettings_last24Hours),
                 leading: Radio<double>(
                   value: 24,
                 ),
               ),
               ListTile(
-                title: const Text('Last week'),
+                title: Text(context.l10n.appSettings_lastWeek),
                 leading: Radio<double>(
                   value: 168,
                 ),
@@ -486,7 +615,7 @@ class AppSettingsScreen extends StatelessWidget {
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Close'),
+            child: Text(context.l10n.common_close),
           ),
         ],
       ),
@@ -498,17 +627,17 @@ class AppSettingsScreen extends StatelessWidget {
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Padding(
+          Padding(
-            padding: EdgeInsets.fromLTRB(16, 16, 16, 8),
+            padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
             child: Text(
-              'Debug',
+              context.l10n.appSettings_debugCard,
-              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
           ),
           SwitchListTile(
             secondary: const Icon(Icons.bug_report_outlined),
-            title: const Text('App Debug Logging'),
+            title: Text(context.l10n.appSettings_appDebugLogging),
-            subtitle: const Text('Log app debug messages for troubleshooting'),
+            subtitle: Text(context.l10n.appSettings_appDebugLoggingSubtitle),
             value: settingsService.settings.appDebugLogEnabled,
             onChanged: (value) async {
               await settingsService.setAppDebugLogEnabled(value);
@@ -516,8 +645,8 @@ class AppSettingsScreen extends StatelessWidget {
               ScaffoldMessenger.of(context).showSnackBar(
                 SnackBar(
                   content: Text(value
-                      ? 'App debug logging enabled'
+                      ? context.l10n.appSettings_appDebugLoggingEnabled
-                      : 'App debug logging disabled'),
+                      : context.l10n.appSettings_appDebugLoggingDisabled),
                   duration: const Duration(seconds: 2),
                 ),
               );

lib/screens/ble_debug_log_screen.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 import 'package:flutter/services.dart';
+import '../l10n/l10n.dart';
 import '../services/ble_debug_log_service.dart';
 import '../connector/meshcore_protocol.dart';
 
@@ -26,10 +27,10 @@ class _BleDebugLogScreenState extends State<BleDebugLogScreen> {
         final hasEntries = showingFrames ? entries.isNotEmpty : rawEntries.isNotEmpty;
         return Scaffold(
           appBar: AppBar(
-            title: const Text('BLE Debug Log'),
+            title: Text(context.l10n.debugLog_bleTitle),
             actions: [
               IconButton(
-                tooltip: 'Copy log',
+                tooltip: context.l10n.debugLog_copyLog,
                 icon: const Icon(Icons.copy),
                 onPressed: hasEntries
                     ? () async {
@@ -43,13 +44,13 @@ class _BleDebugLogScreenState extends State<BleDebugLogScreen> {
                         await Clipboard.setData(ClipboardData(text: text));
                         if (!context.mounted) return;
                         ScaffoldMessenger.of(context).showSnackBar(
-                          const SnackBar(content: Text('BLE log copied')),
+                          SnackBar(content: Text(context.l10n.debugLog_bleCopied)),
                         );
                       }
                     : null,
               ),
               IconButton(
-                tooltip: 'Clear log',
+                tooltip: context.l10n.debugLog_clearLog,
                 icon: const Icon(Icons.delete_outline),
                 onPressed: hasEntries
                     ? () {
@@ -66,9 +67,9 @@ class _BleDebugLogScreenState extends State<BleDebugLogScreen> {
                 Padding(
                   padding: const EdgeInsets.fromLTRB(16, 12, 16, 0),
                   child: SegmentedButton<_BleLogView>(
-                    segments: const [
+                    segments: [
-                      ButtonSegment(value: _BleLogView.frames, label: Text('Frames')),
+                      ButtonSegment(value: _BleLogView.frames, label: Text(context.l10n.debugLog_frames)),
-                      ButtonSegment(value: _BleLogView.rawLogRx, label: Text('Raw Log-RX')),
+                      ButtonSegment(value: _BleLogView.rawLogRx, label: Text(context.l10n.debugLog_rawLogRx)),
                     ],
                     selected: {_view},
                     onSelectionChanged: (selection) {
@@ -113,8 +114,8 @@ class _BleDebugLogScreenState extends State<BleDebugLogScreen> {
                             );
                           },
                         )
-                      : const Center(
+                      : Center(
-                          child: Text('No BLE activity yet'),
+                          child: Text(context.l10n.debugLog_noBleActivity),
                         ),
                 ),
               ],
@@ -136,7 +137,7 @@ class _BleDebugLogScreenState extends State<BleDebugLogScreen> {
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Close'),
+            child: Text(context.l10n.common_close),
           ),
         ],
       ),

lib/screens/channel_chat_screen.dart

@@ -9,6 +9,7 @@ import 'package:provider/provider.dart';
 import '../connector/meshcore_connector.dart';
 import '../connector/meshcore_protocol.dart';
 import '../helpers/utf8_length_limiter.dart';
+import '../l10n/l10n.dart';
 import '../models/channel.dart';
 import '../models/channel_message.dart';
 import '../utils/emoji_utils.dart';
@@ -84,9 +85,9 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     final key = _messageKeys[messageId];
     if (key == null) {
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(
+        SnackBar(
-          content: Text('Original message not found'),
+          content: Text(context.l10n.chat_originalMessageNotFound),
-          duration: Duration(seconds: 2),
+          duration: const Duration(seconds: 2),
         ),
       );
       return;
@@ -120,7 +121,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
                 children: [
                   Text(
                     widget.channel.name.isEmpty
-                        ? 'Channel ${widget.channel.index}'
+                        ? context.l10n.channels_channelIndex(widget.channel.index)
                         : widget.channel.name,
                     style: const TextStyle(fontSize: 16),
                   ),
@@ -128,9 +129,9 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
                     builder: (context, connector, _) {
                       final unreadCount =
                           connector.getUnreadCountForChannelIndex(widget.channel.index);
-                      final privacy = widget.channel.isPublicChannel ? 'Public' : 'Private';
+                      final privacy = widget.channel.isPublicChannel ? context.l10n.channels_public : context.l10n.channels_private;
                       return Text(
-                        '$privacy • Unread: $unreadCount',
+                        '$privacy • ${context.l10n.chat_unread(unreadCount)}',
                         overflow: TextOverflow.ellipsis,
                         style: const TextStyle(fontSize: 12),
                       );
@@ -170,7 +171,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
                           ),
                           const SizedBox(height: 16),
                           Text(
-                            'No messages yet',
+                            context.l10n.chat_noMessages,
                             style: TextStyle(
                               fontSize: 16,
                               color: Colors.grey[600],
@@ -178,7 +179,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
                           ),
                           const SizedBox(height: 8),
                           Text(
-                            'Send a message to get started',
+                            context.l10n.chat_sendMessageToStart,
                             style: TextStyle(
                               fontSize: 14,
                               color: Colors.grey[500],
@@ -372,7 +373,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
         children: [
           Icon(Icons.location_on_outlined, size: 14, color: previewTextColor),
           const SizedBox(width: 4),
-          Text('Location', style: TextStyle(fontSize: 12, color: previewTextColor)),
+          Text(context.l10n.chat_location, style: TextStyle(fontSize: 12, color: previewTextColor)),
         ],
       );
     } else {
@@ -406,7 +407,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
             Text(
-              'Reply to ${message.replyToSenderName}',
+              context.l10n.chat_replyTo(message.replyToSenderName ?? ''),
               style: TextStyle(
                 fontSize: 11,
                 fontWeight: FontWeight.bold,
@@ -515,7 +516,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
               Text(
-                'POI Shared',
+                context.l10n.chat_poiShared,
                 style: TextStyle(
                   color: textColor,
                   fontWeight: FontWeight.w600,
@@ -623,7 +624,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
                 Text(
-                  'Replying to ${message.senderName}',
+                  context.l10n.chat_replyingTo(message.senderName),
                   style: TextStyle(
                     fontSize: 12,
                     fontWeight: FontWeight.bold,
@@ -678,7 +679,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
           IconButton(
             icon: const Icon(Icons.gif_box),
             onPressed: () => _showGifPicker(context),
-            tooltip: 'Send GIF',
+            tooltip: context.l10n.chat_sendGif,
           ),
           Expanded(
             child: ValueListenableBuilder<TextEditingValue>(
@@ -714,7 +715,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
                     Utf8LengthLimitingTextInputFormatter(maxBytes),
                   ],
                   decoration: InputDecoration(
-                    hintText: 'Type a message...',
+                    hintText: context.l10n.chat_typeMessage,
                     border: OutlineInputBorder(
                       borderRadius: BorderRadius.circular(24),
                     ),
@@ -757,7 +758,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     final maxBytes = maxChannelMessageBytes(connector.selfName);
     if (utf8.encode(messageText).length > maxBytes) {
       ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(content: Text('Message too long (max $maxBytes bytes).')),
+        SnackBar(content: Text(context.l10n.chat_messageTooLong(maxBytes))),
       );
       return;
     }
@@ -796,7 +797,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
           children: [
             ListTile(
               leading: const Icon(Icons.reply),
-              title: const Text('Reply'),
+              title: Text(context.l10n.chat_reply),
               onTap: () {
                 Navigator.pop(sheetContext);
                 _setReplyingTo(message);
@@ -804,7 +805,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
             ),
             ListTile(
               leading: const Icon(Icons.add_reaction_outlined),
-              title: const Text('Add Reaction'),
+              title: Text(context.l10n.chat_addReaction),
               onTap: () {
                 Navigator.pop(sheetContext);
                 _showEmojiPicker(message);
@@ -812,7 +813,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
             ),
             ListTile(
               leading: const Icon(Icons.copy),
-              title: const Text('Copy'),
+              title: Text(context.l10n.common_copy),
               onTap: () {
                 Navigator.pop(sheetContext);
                 _copyMessageText(message.text);
@@ -820,7 +821,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
             ),
             ListTile(
               leading: const Icon(Icons.delete_outline),
-              title: const Text('Delete'),
+              title: Text(context.l10n.common_delete),
               onTap: () async {
                 Navigator.pop(sheetContext);
                 await _deleteMessage(message);
@@ -828,7 +829,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
             ),
             ListTile(
               leading: const Icon(Icons.close),
-              title: const Text('Cancel'),
+              title: Text(context.l10n.common_cancel),
               onTap: () => Navigator.pop(sheetContext),
             ),
           ],
@@ -860,7 +861,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
   void _copyMessageText(String text) {
     Clipboard.setData(ClipboardData(text: text));
     ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Message copied')),
+      SnackBar(content: Text(context.l10n.chat_messageCopied)),
     );
   }
 
@@ -868,7 +869,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     await context.read<MeshCoreConnector>().deleteChannelMessage(message);
     if (!mounted) return;
     ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Message deleted')),
+      SnackBar(content: Text(context.l10n.chat_messageDeleted)),
     );
   }
 

lib/screens/channel_message_path_screen.dart

@@ -9,6 +9,8 @@ import 'package:provider/provider.dart';
 import '../connector/meshcore_connector.dart';
 import '../services/map_tile_cache_service.dart';
 import '../connector/meshcore_protocol.dart';
+import '../l10n/app_localizations.dart';
+import '../l10n/l10n.dart';
 import '../models/channel_message.dart';
 import '../models/contact.dart';
 
@@ -24,22 +26,24 @@ class ChannelMessagePathScreen extends StatelessWidget {
   Widget build(BuildContext context) {
     return Consumer<MeshCoreConnector>(
       builder: (context, connector, _) {
+        final l10n = context.l10n;
         final primaryPath = _selectPrimaryPath(message.pathBytes, message.pathVariants);
-        final hops = _buildPathHops(primaryPath, connector.contacts);
+        final hops = _buildPathHops(primaryPath, connector.contacts, l10n);
         final hasHopDetails = primaryPath.isNotEmpty;
         final observedLabel = _formatObservedHops(
           primaryPath.length,
           message.pathLength,
+          l10n,
         );
         final extraPaths = _otherPaths(primaryPath, message.pathVariants);
 
         return Scaffold(
           appBar: AppBar(
-            title: const Text('Packet Path'),
+            title: Text(l10n.channelPath_title),
             actions: [
               IconButton(
                 icon: const Icon(Icons.map_outlined),
-                tooltip: 'View map',
+                tooltip: l10n.channelPath_viewMap,
                 onPressed: hasHopDetails
                     ? () {
                         _openPathMap(context);
@@ -57,7 +61,7 @@ class ChannelMessagePathScreen extends StatelessWidget {
                 const SizedBox(height: 16),
                 if (extraPaths.isNotEmpty) ...[
                   Text(
-                    'Other Observed Paths',
+                    l10n.channelPath_otherObservedPaths,
                     style: Theme.of(context).textTheme.titleSmall,
                   ),
                   const SizedBox(height: 8),
@@ -65,17 +69,17 @@ class ChannelMessagePathScreen extends StatelessWidget {
                   const SizedBox(height: 16),
                 ],
                 Text(
-                  'Repeater Hops',
+                  l10n.channelPath_repeaterHops,
                   style: Theme.of(context).textTheme.titleSmall,
                 ),
                 const SizedBox(height: 8),
                 if (!hasHopDetails)
-                  const Text(
+                  Text(
-                    'Hop details are not provided for this packet.',
+                    l10n.channelPath_noHopDetails,
-                    style: TextStyle(color: Colors.grey),
+                    style: const TextStyle(color: Colors.grey),
                   )
                 else
-                  ..._buildHopTiles(hops),
+                  ..._buildHopTiles(context, hops),
               ],
             ),
           ),
@@ -88,6 +92,7 @@ class ChannelMessagePathScreen extends StatelessWidget {
     BuildContext context, {
     String? observedLabel,
   }) {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(12),
@@ -95,16 +100,16 @@ class ChannelMessagePathScreen extends StatelessWidget {
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
             Text(
-              'Message Details',
+              l10n.channelPath_messageDetails,
               style: Theme.of(context).textTheme.titleSmall,
             ),
             const SizedBox(height: 8),
-            _buildDetailRow('Sender', message.senderName),
+            _buildDetailRow(l10n.channelPath_senderLabel, message.senderName),
-            _buildDetailRow('Time', _formatTime(message.timestamp)),
+            _buildDetailRow(l10n.channelPath_timeLabel, _formatTime(message.timestamp, l10n)),
             if (message.repeatCount > 0)
-              _buildDetailRow('Repeats', message.repeatCount.toString()),
+              _buildDetailRow(l10n.channelPath_repeatsLabel, message.repeatCount.toString()),
-            _buildDetailRow('Path', _formatPathLabel(message.pathLength)),
+            _buildDetailRow(l10n.channelPath_pathLabelTitle, _formatPathLabel(message.pathLength, l10n)),
-            if (observedLabel != null) _buildDetailRow('Observed', observedLabel),
+            if (observedLabel != null) _buildDetailRow(l10n.channelPath_observedLabel, observedLabel),
           ],
         ),
       ),
@@ -115,6 +120,7 @@ class ChannelMessagePathScreen extends StatelessWidget {
     BuildContext context,
     List<Uint8List> variants,
   ) {
+    final l10n = context.l10n;
     return Column(
       crossAxisAlignment: CrossAxisAlignment.start,
       children: [
@@ -124,7 +130,10 @@ class ChannelMessagePathScreen extends StatelessWidget {
             child: ListTile(
               dense: true,
               title: Text(
-                'Observed path ${i + 1} • ${_formatHopCount(variants[i].length)}',
+                l10n.channelPath_observedPathTitle(
+                  i + 1,
+                  _formatHopCount(variants[i].length, l10n),
+                ),
               ),
               subtitle: Text(_formatPathPrefixes(variants[i])),
               trailing: const Icon(Icons.map_outlined, size: 20),
@@ -135,7 +144,8 @@ class ChannelMessagePathScreen extends StatelessWidget {
     );
   }
 
-  List<Widget> _buildHopTiles(List<_PathHop> hops) {
+  List<Widget> _buildHopTiles(BuildContext context, List<_PathHop> hops) {
+    final l10n = context.l10n;
     return [
       for (final hop in hops)
         Card(
@@ -154,45 +164,52 @@ class ChannelMessagePathScreen extends StatelessWidget {
               hop.hasLocation
                   ? '${hop.position!.latitude.toStringAsFixed(5)}, '
                       '${hop.position!.longitude.toStringAsFixed(5)}'
-                  : 'No location data',
+                  : l10n.channelPath_noLocationData,
             ),
           ),
         ),
     ];
   }
 
-  String _formatTime(DateTime time) {
+  String _formatTime(DateTime time, AppLocalizations l10n) {
     final now = DateTime.now();
     final diff = now.difference(time);
 
     if (diff.inDays > 0) {
-      return '${time.day}/${time.month} '
+      final timeLabel =
           '${time.hour}:${time.minute.toString().padLeft(2, '0')}';
+      return l10n.channelPath_timeWithDate(time.day, time.month, timeLabel);
     }
-    return '${time.hour}:${time.minute.toString().padLeft(2, '0')}';
+    return l10n.channelPath_timeOnly(
+      '${time.hour}:${time.minute.toString().padLeft(2, '0')}',
+    );
   }
 
-  String _formatPathLabel(int? pathLength) {
+  String _formatPathLabel(int? pathLength, AppLocalizations l10n) {
-    if (pathLength == null) return 'Unknown';
+    if (pathLength == null) return l10n.channelPath_unknownPath;
-    if (pathLength < 0) return 'Flood';
+    if (pathLength < 0) return l10n.channelPath_floodPath;
-    if (pathLength == 0) return 'Direct';
+    if (pathLength == 0) return l10n.channelPath_directPath;
-    return '$pathLength hops';
+    return l10n.chat_hopsCount(pathLength);
   }
 
-  String? _formatObservedHops(int observedCount, int? pathLength) {
+  String? _formatObservedHops(
+    int observedCount,
+    int? pathLength,
+    AppLocalizations l10n,
+  ) {
     if (observedCount <= 0 && (pathLength == null || pathLength <= 0)) {
       return null;
     }
     if (pathLength == null || pathLength < 0) {
-      return observedCount > 0 ? '$observedCount hops' : null;
+      return observedCount > 0 ? l10n.chat_hopsCount(observedCount) : null;
     }
     if (observedCount == 0) {
-      return '0 of $pathLength hops';
+      return l10n.channelPath_observedZeroOf(pathLength);
     }
     if (observedCount == pathLength) {
-      return '$observedCount hops';
+      return l10n.chat_hopsCount(observedCount);
     }
-    return '$observedCount of $pathLength hops';
+    return l10n.channelPath_observedSomeOf(observedCount, pathLength);
   }
 
   Widget _buildDetailRow(String label, String value) {
@@ -274,7 +291,7 @@ class _ChannelMessagePathMapScreenState extends State<ChannelMessagePathMapScree
           primaryPath,
         );
         final selectedIndex = _indexForPath(selectedPath, observedPaths);
-        final hops = _buildPathHops(selectedPath, connector.contacts);
+        final hops = _buildPathHops(selectedPath, connector.contacts, context.l10n);
         final points = hops
             .where((hop) => hop.hasLocation)
             .map((hop) => hop.position!)
@@ -297,7 +314,7 @@ class _ChannelMessagePathMapScreenState extends State<ChannelMessagePathMapScree
 
         return Scaffold(
           appBar: AppBar(
-            title: const Text('Path Map'),
+            title: Text(context.l10n.channelPath_mapTitle),
           ),
           body: SafeArea(
             top: false,
@@ -347,9 +364,9 @@ class _ChannelMessagePathMapScreenState extends State<ChannelMessagePathMapScree
                   Center(
                     child: Card(
                       color: Colors.white.withValues(alpha: 0.9),
-                      child: const Padding(
+                      child: Padding(
                         padding: EdgeInsets.all(12),
-                        child: Text('No repeater locations available for this path.'),
+                        child: Text(context.l10n.channelPath_noRepeaterLocations),
                       ),
                     ),
                   ),
@@ -368,10 +385,11 @@ class _ChannelMessagePathMapScreenState extends State<ChannelMessagePathMapScree
     int selectedIndex,
     ValueChanged<int> onSelected,
   ) {
+    final l10n = context.l10n;
     final selectedPath = paths[selectedIndex];
     final label = selectedPath.isPrimary
-        ? 'Path ${selectedIndex + 1} (Primary)'
+        ? l10n.channelPath_primaryPath(selectedIndex + 1)
-        : 'Path ${selectedIndex + 1}';
+        : l10n.channelPath_pathLabel(selectedIndex + 1);
     return Positioned(
       left: 16,
       right: 16,
@@ -383,9 +401,9 @@ class _ChannelMessagePathMapScreenState extends State<ChannelMessagePathMapScree
             child: Column(
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
-                const Text(
+                Text(
-                  'Observed Path',
+                  l10n.channelPath_observedPathHeader,
-                  style: TextStyle(fontWeight: FontWeight.w600),
+                  style: const TextStyle(fontWeight: FontWeight.w600),
                 ),
                 const SizedBox(height: 4),
                 DropdownButtonHideUnderline(
@@ -397,8 +415,8 @@ class _ChannelMessagePathMapScreenState extends State<ChannelMessagePathMapScree
                         DropdownMenuItem(
                           value: i,
                           child: Text(
-                            '${paths[i].isPrimary ? 'Path ${i + 1} (Primary)' : 'Path ${i + 1}'}'
+                            '${paths[i].isPrimary ? l10n.channelPath_primaryPath(i + 1) : l10n.channelPath_pathLabel(i + 1)}'
-                            ' • ${_formatHopCount(paths[i].pathBytes.length)}',
+                            ' • ${_formatHopCount(paths[i].pathBytes.length, l10n)}',
                           ),
                         ),
                     ],
@@ -410,7 +428,10 @@ class _ChannelMessagePathMapScreenState extends State<ChannelMessagePathMapScree
                 ),
                 const SizedBox(height: 4),
                 Text(
-                  '$label • ${_formatPathPrefixes(selectedPath.pathBytes)}',
+                  l10n.channelPath_selectedPathLabel(
+                    label,
+                    _formatPathPrefixes(selectedPath.pathBytes),
+                  ),
                   style: TextStyle(color: Colors.grey[700], fontSize: 12),
                 ),
               ],
@@ -457,6 +478,7 @@ class _ChannelMessagePathMapScreenState extends State<ChannelMessagePathMapScree
   }
 
   Widget _buildLegendCard(BuildContext context, List<_PathHop> hops) {
+    final l10n = context.l10n;
     final maxHeight = MediaQuery.of(context).size.height * 0.35;
     final estimatedHeight = 72.0 + (hops.length * 56.0);
     final cardHeight = max(96.0, min(maxHeight, estimatedHeight));
@@ -471,18 +493,18 @@ class _ChannelMessagePathMapScreenState extends State<ChannelMessagePathMapScree
           child: Column(
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
-              const Padding(
+              Padding(
-                padding: EdgeInsets.all(12),
+                padding: const EdgeInsets.all(12),
                 child: Text(
-                  'Repeater Hops',
+                  l10n.channelPath_repeaterHops,
-                  style: TextStyle(fontWeight: FontWeight.w600),
+                  style: const TextStyle(fontWeight: FontWeight.w600),
                 ),
               ),
               const Divider(height: 1),
               Expanded(
                 child: hops.isEmpty
-                    ? const Center(
+                    ? Center(
-                        child: Text('No hop details available for this packet.'),
+                        child: Text(l10n.channelPath_noHopDetailsAvailable),
                       )
                     : ListView.separated(
                         padding: const EdgeInsets.symmetric(vertical: 4),
@@ -504,7 +526,7 @@ class _ChannelMessagePathMapScreenState extends State<ChannelMessagePathMapScree
                               hop.hasLocation
                                   ? '${hop.position!.latitude.toStringAsFixed(5)}, '
                                       '${hop.position!.longitude.toStringAsFixed(5)}'
-                                  : 'No location data',
+                                  : l10n.channelPath_noLocationData,
                             ),
                           );
                         },
@@ -523,19 +545,21 @@ class _PathHop {
   final int prefix;
   final Contact? contact;
   final LatLng? position;
+  final AppLocalizations l10n;
 
   const _PathHop({
     required this.index,
     required this.prefix,
     required this.contact,
     required this.position,
+    required this.l10n,
   });
 
   bool get hasLocation => position != null;
 
   String get displayLabel {
     final prefixLabel = _formatPrefix(prefix);
-    return '($prefixLabel) ${_resolveName(contact)}';
+    return '($prefixLabel) ${_resolveName(contact, l10n)}';
   }
 }
 
@@ -549,7 +573,11 @@ class _ObservedPath {
   });
 }
 
-List<_PathHop> _buildPathHops(Uint8List pathBytes, List<Contact> contacts) {
+List<_PathHop> _buildPathHops(
+  Uint8List pathBytes,
+  List<Contact> contacts,
+  AppLocalizations l10n,
+) {
   final hops = <_PathHop>[];
   for (var i = 0; i < pathBytes.length; i++) {
     final prefix = pathBytes[i];
@@ -560,6 +588,7 @@ List<_PathHop> _buildPathHops(Uint8List pathBytes, List<Contact> contacts) {
         prefix: prefix,
         contact: contact,
         position: _resolvePosition(contact),
+        l10n: l10n,
       ),
     );
   }
@@ -612,15 +641,15 @@ String _formatPathPrefixes(Uint8List pathBytes) {
       .join(',');
 }
 
-String _formatHopCount(int count) {
+String _formatHopCount(int count, AppLocalizations l10n) {
-  return '$count ${count == 1 ? 'hop' : 'hops'}';
+  return l10n.chat_hopsCount(count);
 }
 
-String _resolveName(Contact? contact) {
+String _resolveName(Contact? contact, AppLocalizations l10n) {
-  if (contact == null) return 'Unknown Repeater';
+  if (contact == null) return l10n.channelPath_unknownRepeater;
   final name = contact.name.trim();
   if (name.isEmpty || name.toLowerCase() == 'unknown') {
-    return 'Unknown Repeater';
+    return l10n.channelPath_unknownRepeater;
   }
   return name;
 }

lib/screens/channels_screen.dart

@@ -6,6 +6,7 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
+import '../l10n/l10n.dart';
 import '../models/channel.dart';
 import '../utils/dialog_utils.dart';
 import '../utils/disconnect_navigation_mixin.dart';
@@ -77,18 +78,18 @@ class _ChannelsScreenState extends State<ChannelsScreen>
       child: Scaffold(
         appBar: AppBar(
           leading: BatteryIndicator(connector: connector),
-          title: const Text('Channels'),
+          title: Text(context.l10n.channels_title),
           centerTitle: true,
           automaticallyImplyLeading: false,
           actions: [
             IconButton(
               icon: const Icon(Icons.bluetooth_disabled),
-              tooltip: 'Disconnect',
+              tooltip: context.l10n.common_disconnect,
               onPressed: () => _disconnect(context),
             ),
             IconButton(
               icon: const Icon(Icons.tune),
-              tooltip: 'Settings',
+              tooltip: context.l10n.common_settings,
               onPressed: () => Navigator.push(
                 context,
                 MaterialPageRoute(builder: (context) => const SettingsScreen()),
@@ -114,11 +115,11 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                     height: MediaQuery.of(context).size.height - 200,
                     child: EmptyState(
                       icon: Icons.tag,
-                      title: 'No channels configured',
+                      title: context.l10n.channels_noChannelsConfigured,
                       action: FilledButton.icon(
                         onPressed: () => _addPublicChannel(context, connector),
                         icon: const Icon(Icons.public),
-                        label: const Text('Add Public Channel'),
+                        label: Text(context.l10n.channels_addPublicChannel),
                       ),
                     ),
                   ),
@@ -135,7 +136,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                   child: TextField(
                     controller: _searchController,
                     decoration: InputDecoration(
-                      hintText: 'Search channels...',
+                      hintText: context.l10n.channels_searchChannels,
                       prefixIcon: const Icon(Icons.search),
                       suffixIcon: Row(
                         mainAxisSize: MainAxisSize.min,
@@ -183,7 +184,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                                     Icon(Icons.search_off, size: 64, color: Colors.grey[400]),
                                     const SizedBox(height: 16),
                                     Text(
-                                      'No channels found',
+                                      context.l10n.channels_noChannelsFound,
                                       style: TextStyle(fontSize: 16, color: Colors.grey[600]),
                                     ),
                                   ],
@@ -289,15 +290,15 @@ class _ChannelsScreenState extends State<ChannelsScreen>
           ),
         ),
         title: Text(
-          channel.name.isEmpty ? 'Channel ${channel.index}' : channel.name,
+          channel.name.isEmpty ? context.l10n.channels_channelIndex(channel.index) : channel.name,
           style: const TextStyle(fontWeight: FontWeight.w500),
         ),
         subtitle: Text(
           channel.name.startsWith('#')
-              ? 'Hashtag channel'
+              ? context.l10n.channels_hashtagChannel
               : channel.isPublicChannel
-                  ? 'Public channel'
+                  ? context.l10n.channels_publicChannel
-                  : 'Private channel',
+                  : context.l10n.channels_privateChannel,
         ),
         trailing: Row(
           mainAxisSize: MainAxisSize.min,
@@ -346,7 +347,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
           children: [
             ListTile(
               leading: const Icon(Icons.edit_outlined),
-              title: const Text('Edit channel'),
+              title: Text(context.l10n.channels_editChannel),
               onTap: () async {
                 Navigator.pop(context);
                 await Future.delayed(const Duration(milliseconds: 100));
@@ -357,7 +358,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
             ),
             ListTile(
               leading: const Icon(Icons.delete_outline, color: Colors.red),
-              title: const Text('Delete channel', style: TextStyle(color: Colors.red)),
+              title: Text(context.l10n.channels_deleteChannel, style: const TextStyle(color: Colors.red)),
               onTap: () async {
                 Navigator.pop(context);
                 await Future.delayed(const Duration(milliseconds: 100));
@@ -406,28 +407,29 @@ class _ChannelsScreenState extends State<ChannelsScreen>
     const actionSortUnread = 3;
 
     return SortFilterMenu(
+      tooltip: context.l10n.listFilter_tooltip,
       sections: [
         SortFilterMenuSection(
-          title: 'Sort by',
+          title: context.l10n.channels_sortBy,
           options: [
             SortFilterMenuOption(
               value: actionSortManual,
-              label: 'Manual',
+              label: context.l10n.channels_sortManual,
               checked: _sortOption == ChannelSortOption.manual,
             ),
             SortFilterMenuOption(
               value: actionSortName,
-              label: 'A-Z',
+              label: context.l10n.channels_sortAZ,
               checked: _sortOption == ChannelSortOption.name,
             ),
             SortFilterMenuOption(
               value: actionSortLatest,
-              label: 'Latest messages',
+              label: context.l10n.channels_sortLatestMessages,
               checked: _sortOption == ChannelSortOption.latestMessages,
             ),
             SortFilterMenuOption(
               value: actionSortUnread,
-              label: 'Unread',
+              label: context.l10n.channels_sortUnread,
               checked: _sortOption == ChannelSortOption.unread,
             ),
           ],
@@ -503,7 +505,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
   }
 
   String _normalizeChannelName(Channel channel) {
-    if (channel.name.isEmpty) return 'Channel ${channel.index}';
+    if (channel.name.isEmpty) return 'Channel ${channel.index}'; // Fallback for sorting
     final trimmed = channel.name.trim();
     if (trimmed.startsWith('#') && trimmed.length > 1) {
       return trimmed.substring(1);
@@ -521,9 +523,9 @@ class _ChannelsScreenState extends State<ChannelsScreen>
 
     showDialog(
       context: context,
-      builder: (context) => StatefulBuilder(
+      builder: (dialogContext) => StatefulBuilder(
-        builder: (context, setDialogState) => AlertDialog(
+        builder: (dialogContext, setDialogState) => AlertDialog(
-          title: const Text('Add Channel'),
+          title: Text(dialogContext.l10n.channels_addChannel),
           content: SingleChildScrollView(
             child: Column(
               mainAxisSize: MainAxisSize.min,
@@ -531,14 +533,14 @@ class _ChannelsScreenState extends State<ChannelsScreen>
               children: [
                 DropdownButtonFormField<int>(
                   initialValue: selectedIndex,
-                  decoration: const InputDecoration(
+                  decoration: InputDecoration(
-                    labelText: 'Channel Index',
+                    labelText: dialogContext.l10n.channels_channelIndexLabel,
-                    border: OutlineInputBorder(),
+                    border: const OutlineInputBorder(),
                   ),
                   items: List.generate(maxChannels, (i) => i)
                       .map((i) => DropdownMenuItem(
                             value: i,
-                            child: Text('Channel $i'),
+                            child: Text(dialogContext.l10n.channels_channelIndex(i)),
                           ))
                       .toList(),
                   onChanged: (value) {
@@ -550,16 +552,16 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                 const SizedBox(height: 16),
                 TextField(
                   controller: nameController,
-                  decoration: const InputDecoration(
+                  decoration: InputDecoration(
-                    labelText: 'Channel Name',
+                    labelText: dialogContext.l10n.channels_channelName,
-                    border: OutlineInputBorder(),
+                    border: const OutlineInputBorder(),
                   ),
                   maxLength: 31,
                 ),
                 const SizedBox(height: 8),
                 CheckboxListTile(
-                  title: const Text('Use Public Channel'),
+                  title: Text(dialogContext.l10n.channels_usePublicChannel),
-                  subtitle: const Text('Standard public PSK'),
+                  subtitle: Text(dialogContext.l10n.channels_standardPublicPsk),
                   value: usePublicPsk,
                   onChanged: (value) {
                     setDialogState(() {
@@ -578,11 +580,11 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                   TextField(
                     controller: pskController,
                     decoration: InputDecoration(
-                      labelText: 'PSK (Hex)',
+                      labelText: dialogContext.l10n.channels_pskHex,
                       border: const OutlineInputBorder(),
                       suffixIcon: IconButton(
                         icon: const Icon(Icons.casino),
-                        tooltip: 'Generate random PSK',
+                        tooltip: dialogContext.l10n.channels_generateRandomPsk,
                         onPressed: () {
                           final random = Random.secure();
                           final bytes = Uint8List(16);
@@ -600,8 +602,8 @@ class _ChannelsScreenState extends State<ChannelsScreen>
           ),
           actions: [
             TextButton(
-              onPressed: () => Navigator.pop(context),
+              onPressed: () => Navigator.pop(dialogContext),
-              child: const Text('Cancel'),
+              child: Text(dialogContext.l10n.common_cancel),
             ),
             FilledButton(
               onPressed: () {
@@ -611,8 +613,8 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                     : pskController.text.trim();
 
                 if (name.isEmpty) {
-                  ScaffoldMessenger.of(context).showSnackBar(
+                  ScaffoldMessenger.of(dialogContext).showSnackBar(
-                    const SnackBar(content: Text('Please enter a channel name')),
+                    SnackBar(content: Text(dialogContext.l10n.channels_enterChannelName)),
                   );
                   return;
                 }
@@ -621,21 +623,21 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                 try {
                   psk = Channel.parsePskHex(pskHex);
                 } on FormatException {
-                  ScaffoldMessenger.of(context).showSnackBar(
+                  ScaffoldMessenger.of(dialogContext).showSnackBar(
-                    const SnackBar(content: Text('PSK must be 32 hex characters')),
+                    SnackBar(content: Text(dialogContext.l10n.channels_pskMustBe32Hex)),
                   );
                   return;
                 }
 
-                Navigator.pop(context);
+                Navigator.pop(dialogContext);
                 connector.setChannel(selectedIndex, name, psk);
                 if (context.mounted) {
                   ScaffoldMessenger.of(context).showSnackBar(
-                    SnackBar(content: Text('Channel "$name" added')),
+                    SnackBar(content: Text(context.l10n.channels_channelAdded(name))),
                   );
                 }
               },
-              child: const Text('Add'),
+              child: Text(dialogContext.l10n.common_add),
             ),
           ],
         ),
@@ -654,18 +656,18 @@ class _ChannelsScreenState extends State<ChannelsScreen>
 
     showDialog(
       context: context,
-      builder: (context) => StatefulBuilder(
+      builder: (dialogContext) => StatefulBuilder(
-        builder: (context, setState) => AlertDialog(
+        builder: (dialogContext, setState) => AlertDialog(
-          title: Text('Edit Channel ${channel.index}'),
+          title: Text(dialogContext.l10n.channels_editChannelTitle(channel.index)),
           content: SingleChildScrollView(
             child: Column(
               mainAxisSize: MainAxisSize.min,
               children: [
                 TextField(
                   controller: nameController,
-                  decoration: const InputDecoration(
+                  decoration: InputDecoration(
-                    labelText: 'Channel Name',
+                    labelText: dialogContext.l10n.channels_channelName,
-                    border: OutlineInputBorder(),
+                    border: const OutlineInputBorder(),
                   ),
                   maxLength: 31,
                 ),
@@ -673,11 +675,11 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                 TextField(
                   controller: pskController,
                   decoration: InputDecoration(
-                    labelText: 'PSK (Hex)',
+                    labelText: dialogContext.l10n.channels_pskHex,
                     border: const OutlineInputBorder(),
                     suffixIcon: IconButton(
                       icon: const Icon(Icons.casino),
-                      tooltip: 'Generate random PSK',
+                      tooltip: dialogContext.l10n.channels_generateRandomPsk,
                       onPressed: () {
                         final random = Random.secure();
                         final bytes = Uint8List(16);
@@ -692,7 +694,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                 const SizedBox(height: 16),
                 SwitchListTile(
                   contentPadding: EdgeInsets.zero,
-                  title: const Text('SMAZ compression'),
+                  title: Text(dialogContext.l10n.channels_smazCompression),
                   value: smazEnabled,
                   onChanged: (value) => setState(() => smazEnabled = value),
                 ),
@@ -701,8 +703,8 @@ class _ChannelsScreenState extends State<ChannelsScreen>
           ),
           actions: [
             TextButton(
-              onPressed: () => Navigator.pop(context),
+              onPressed: () => Navigator.pop(dialogContext),
-              child: const Text('Cancel'),
+              child: Text(dialogContext.l10n.common_cancel),
             ),
             FilledButton(
               onPressed: () {
@@ -713,20 +715,20 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                 try {
                   psk = Channel.parsePskHex(pskHex);
                 } on FormatException {
-                  ScaffoldMessenger.of(context).showSnackBar(
+                  ScaffoldMessenger.of(dialogContext).showSnackBar(
-                    const SnackBar(content: Text('PSK must be 32 hex characters')),
+                    SnackBar(content: Text(dialogContext.l10n.channels_pskMustBe32Hex)),
                   );
                   return;
                 }
 
-                Navigator.pop(context);
+                Navigator.pop(dialogContext);
                 connector.setChannel(channel.index, name, psk);
                 connector.setChannelSmazEnabled(channel.index, smazEnabled);
                 ScaffoldMessenger.of(context).showSnackBar(
-                  SnackBar(content: Text('Channel "$name" updated')),
+                  SnackBar(content: Text(context.l10n.channels_channelUpdated(name))),
                 );
               },
-              child: const Text('Save'),
+              child: Text(dialogContext.l10n.common_save),
             ),
           ],
         ),
@@ -741,23 +743,23 @@ class _ChannelsScreenState extends State<ChannelsScreen>
   ) {
     showDialog(
       context: context,
-      builder: (context) => AlertDialog(
+      builder: (dialogContext) => AlertDialog(
-        title: const Text('Delete Channel'),
+        title: Text(dialogContext.l10n.channels_deleteChannel),
-        content: Text('Delete "${channel.name}"? This cannot be undone.'),
+        content: Text(dialogContext.l10n.channels_deleteChannelConfirm(channel.name)),
         actions: [
           TextButton(
-            onPressed: () => Navigator.pop(context),
+            onPressed: () => Navigator.pop(dialogContext),
-            child: const Text('Cancel'),
+            child: Text(dialogContext.l10n.common_cancel),
           ),
           TextButton(
             onPressed: () {
-              Navigator.pop(context);
+              Navigator.pop(dialogContext);
               connector.deleteChannel(channel.index);
               ScaffoldMessenger.of(context).showSnackBar(
-                SnackBar(content: Text('Channel "${channel.name}" deleted')),
+                SnackBar(content: Text(context.l10n.channels_channelDeleted(channel.name))),
               );
             },
-            child: const Text('Delete', style: TextStyle(color: Colors.red)),
+            child: Text(dialogContext.l10n.common_delete, style: const TextStyle(color: Colors.red)),
           ),
         ],
       ),
@@ -768,7 +770,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
     final psk = Channel.parsePskHex(Channel.publicChannelPsk);
     connector.setChannel(0, 'Public', psk);
     ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Public channel added')),
+      SnackBar(content: Text(context.l10n.channels_publicChannelAdded)),
     );
   }
 

lib/screens/chat_screen.dart

@@ -23,6 +23,7 @@ import '../widgets/gif_message.dart';
 import '../widgets/gif_picker.dart';
 import '../widgets/path_selection_dialog.dart';
 import '../utils/app_logger.dart';
+import '../l10n/l10n.dart';
 
 class ChatScreen extends StatefulWidget {
   final Contact contact;
@@ -67,7 +68,7 @@ class _ChatScreenState extends State<ChatScreen> {
           builder: (context, pathService, connector, _) {
             final contact = _resolveContact(connector);
             final unreadCount = connector.getUnreadCountForContactKey(widget.contact.publicKeyHex);
-            final unreadLabel = 'Unread: $unreadCount';
+            final unreadLabel = context.l10n.chat_unread(unreadCount);
             final pathLabel = _currentPathLabel(contact);
 
             // Show path details if we have path data (from device or override)
@@ -106,7 +107,7 @@ class _ChatScreenState extends State<ChatScreen> {
 
               return PopupMenuButton<String>(
                 icon: Icon(isFloodMode ? Icons.waves : Icons.route),
-                tooltip: 'Routing mode',
+                tooltip: context.l10n.chat_routingMode,
                 onSelected: (mode) async {
                   if (mode == 'flood') {
                     await connector.setPathOverride(contact, pathLen: -1);
@@ -122,7 +123,7 @@ class _ChatScreenState extends State<ChatScreen> {
                         Icon(Icons.auto_mode, size: 20, color: !isFloodMode ? Theme.of(context).primaryColor : null),
                         const SizedBox(width: 8),
                         Text(
-                          'Auto (use saved path)',
+                          context.l10n.chat_autoUseSavedPath,
                           style: TextStyle(
                             fontWeight: !isFloodMode ? FontWeight.bold : FontWeight.normal,
                           ),
@@ -137,7 +138,7 @@ class _ChatScreenState extends State<ChatScreen> {
                         Icon(Icons.waves, size: 20, color: isFloodMode ? Theme.of(context).primaryColor : null),
                         const SizedBox(width: 8),
                         Text(
-                          'Force Flood Mode',
+                          context.l10n.chat_forceFloodMode,
                           style: TextStyle(
                             fontWeight: isFloodMode ? FontWeight.bold : FontWeight.normal,
                           ),
@@ -151,7 +152,7 @@ class _ChatScreenState extends State<ChatScreen> {
           ),
           IconButton(
             icon: const Icon(Icons.timeline),
-            tooltip: 'Path management',
+            tooltip: context.l10n.chat_pathManagement,
             onPressed: () => _showPathHistory(context),
           ),
           IconButton(
@@ -186,12 +187,12 @@ class _ChatScreenState extends State<ChatScreen> {
           Icon(Icons.chat_bubble_outline, size: 64, color: Colors.grey[400]),
           const SizedBox(height: 16),
           Text(
-            'No messages yet',
+            context.l10n.chat_noMessages,
             style: TextStyle(fontSize: 16, color: Colors.grey[600]),
           ),
           const SizedBox(height: 8),
           Text(
-            'Send a message to ${widget.contact.name}',
+            context.l10n.chat_sendMessageTo(widget.contact.name),
             style: TextStyle(fontSize: 14, color: Colors.grey[500]),
           ),
         ],
@@ -244,7 +245,7 @@ class _ChatScreenState extends State<ChatScreen> {
             IconButton(
               icon: const Icon(Icons.gif_box),
               onPressed: () => _showGifPicker(context),
-              tooltip: 'Send GIF',
+              tooltip: context.l10n.chat_sendGif,
             ),
             Expanded(
               child: ValueListenableBuilder<TextEditingValue>(
@@ -278,10 +279,10 @@ class _ChatScreenState extends State<ChatScreen> {
                     inputFormatters: [
                       Utf8LengthLimitingTextInputFormatter(maxBytes),
                     ],
-                    decoration: const InputDecoration(
+                    decoration: InputDecoration(
-                      hintText: 'Type a message...',
+                      hintText: context.l10n.chat_typeMessage,
-                      border: OutlineInputBorder(),
+                      border: const OutlineInputBorder(),
-                      contentPadding: EdgeInsets.symmetric(horizontal: 16, vertical: 12),
+                      contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
                     ),
                     textInputAction: TextInputAction.send,
                     onSubmitted: (_) => _sendMessage(connector),
@@ -325,7 +326,7 @@ class _ChatScreenState extends State<ChatScreen> {
     final maxBytes = maxContactMessageBytes();
     if (utf8.encode(text).length > maxBytes) {
       ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(content: Text('Message too long (max $maxBytes bytes).')),
+        SnackBar(content: Text(context.l10n.chat_messageTooLong(maxBytes))),
       );
       return;
     }
@@ -357,11 +358,11 @@ class _ChatScreenState extends State<ChatScreen> {
         builder: (context, pathService, _) {
           final paths = pathService.getRecentPaths(widget.contact.publicKeyHex);
           return AlertDialog(
-            title: const Row(
+            title: Row(
               children: [
-                Icon(Icons.timeline),
+                const Icon(Icons.timeline),
-                SizedBox(width: 8),
+                const SizedBox(width: 8),
-                Text('Path Management'),
+                Text(context.l10n.chat_pathManagement),
               ],
             ),
             content: SingleChildScrollView(
@@ -370,9 +371,9 @@ class _ChatScreenState extends State<ChatScreen> {
                 crossAxisAlignment: CrossAxisAlignment.start,
                 children: [
                   if (paths.isNotEmpty) ...[
-                    const Text(
+                    Text(
-                      'Recent ACK Paths (tap to use):',
+                      context.l10n.chat_recentAckPaths,
-                      style: TextStyle(fontWeight: FontWeight.bold, fontSize: 12),
+                      style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 12),
                     ),
                     if (paths.length >= 100) ...[
                       const SizedBox(height: 8),
@@ -383,9 +384,9 @@ class _ChatScreenState extends State<ChatScreen> {
                           color: Colors.amber[100],
                           borderRadius: BorderRadius.circular(8),
                         ),
-                        child: const Text(
+                        child: Text(
-                          'Path history is full. Remove entries to add new ones.',
+                          context.l10n.chat_pathHistoryFull,
-                          style: TextStyle(fontSize: 12),
+                          style: const TextStyle(fontSize: 12),
                         ),
                       ),
                     ],
@@ -404,11 +405,11 @@ class _ChatScreenState extends State<ChatScreen> {
                             ),
                           ),
                           title: Text(
-                            '${path.hopCount} ${path.hopCount == 1 ? 'hop' : 'hops'}',
+                            '${path.hopCount} ${path.hopCount == 1 ? context.l10n.chat_hopSingular : context.l10n.chat_hopPlural}',
                             style: const TextStyle(fontSize: 14),
                           ),
                           subtitle: Text(
-                            '${(path.tripTimeMs / 1000).toStringAsFixed(2)}s • ${_formatRelativeTime(path.timestamp)} • ${path.successCount} successes',
+                            '${(path.tripTimeMs / 1000).toStringAsFixed(2)}s • ${_formatRelativeTime(path.timestamp)} • ${path.successCount} ${context.l10n.chat_successes}',
                             style: const TextStyle(fontSize: 11),
                           ),
                           trailing: Row(
@@ -416,7 +417,7 @@ class _ChatScreenState extends State<ChatScreen> {
                             children: [
                               IconButton(
                                 icon: const Icon(Icons.close, size: 16),
-                                tooltip: 'Remove path',
+                                tooltip: context.l10n.chat_removePath,
                                 onPressed: () async {
                                   await pathService.removePathRecord(
                                     widget.contact.publicKeyHex,
@@ -433,9 +434,9 @@ class _ChatScreenState extends State<ChatScreen> {
                           onTap: () async {
                             if (path.pathBytes.isEmpty) {
                               ScaffoldMessenger.of(context).showSnackBar(
-                                const SnackBar(
+                                SnackBar(
-                                  content: Text('Path details not available yet. Try sending a message to refresh.'),
+                                  content: Text(context.l10n.chat_pathDetailsNotAvailable),
-                                  duration: Duration(seconds: 2),
+                                  duration: const Duration(seconds: 2),
                                 ),
                               );
                               return;
@@ -465,13 +466,13 @@ class _ChatScreenState extends State<ChatScreen> {
                     }),
                     const Divider(),
                   ] else ...[
-                    const Text('No path history yet.\nSend a message to discover paths.'),
+                    Text(context.l10n.chat_noPathHistoryYet),
                     const Divider(),
                   ],
                   const SizedBox(height: 8),
-                  const Text(
+                  Text(
-                    'Path Actions:',
+                    context.l10n.chat_pathActions,
-                    style: TextStyle(fontWeight: FontWeight.bold, fontSize: 12),
+                    style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 12),
                   ),
                   const SizedBox(height: 8),
                   ListTile(
@@ -481,8 +482,8 @@ class _ChatScreenState extends State<ChatScreen> {
                       backgroundColor: Colors.purple,
                       child: Icon(Icons.edit_road, size: 16),
                     ),
-                    title: const Text('Set Custom Path', style: TextStyle(fontSize: 14)),
+                    title: Text(context.l10n.chat_setCustomPath, style: const TextStyle(fontSize: 14)),
-                    subtitle: const Text('Manually specify routing path', style: TextStyle(fontSize: 11)),
+                    subtitle: Text(context.l10n.chat_setCustomPathSubtitle, style: const TextStyle(fontSize: 11)),
                     onTap: () {
                       Navigator.pop(context);
                       _showCustomPathDialog(context);
@@ -495,15 +496,15 @@ class _ChatScreenState extends State<ChatScreen> {
                       backgroundColor: Colors.orange,
                       child: Icon(Icons.clear_all, size: 16),
                     ),
-                    title: const Text('Clear Path', style: TextStyle(fontSize: 14)),
+                    title: Text(context.l10n.chat_clearPath, style: const TextStyle(fontSize: 14)),
-                    subtitle: const Text('Force rediscovery on next send', style: TextStyle(fontSize: 11)),
+                    subtitle: Text(context.l10n.chat_clearPathSubtitle, style: const TextStyle(fontSize: 11)),
                     onTap: () async {
                       await connector.clearContactPath(widget.contact);
                       if (!context.mounted) return;
                       ScaffoldMessenger.of(context).showSnackBar(
-                        const SnackBar(
+                        SnackBar(
-                          content: Text('Path cleared. Next message will rediscover route.'),
+                          content: Text(context.l10n.chat_pathCleared),
-                          duration: Duration(seconds: 2),
+                          duration: const Duration(seconds: 2),
                         ),
                       );
                       Navigator.pop(context);
@@ -516,15 +517,15 @@ class _ChatScreenState extends State<ChatScreen> {
                       backgroundColor: Colors.blue,
                       child: Icon(Icons.waves, size: 16),
                     ),
-                    title: const Text('Force Flood Mode', style: TextStyle(fontSize: 14)),
+                    title: Text(context.l10n.chat_forceFloodMode, style: const TextStyle(fontSize: 14)),
-                    subtitle: const Text('Use routing toggle in app bar', style: TextStyle(fontSize: 11)),
+                    subtitle: Text(context.l10n.chat_floodModeSubtitle, style: const TextStyle(fontSize: 11)),
                     onTap: () async {
                       await connector.setPathOverride(widget.contact, pathLen: -1);
                       if (!context.mounted) return;
                       ScaffoldMessenger.of(context).showSnackBar(
-                        const SnackBar(
+                        SnackBar(
-                          content: Text('Flood mode enabled. Toggle back via routing icon in app bar.'),
+                          content: Text(context.l10n.chat_floodModeEnabled),
-                          duration: Duration(seconds: 2),
+                          duration: const Duration(seconds: 2),
                         ),
                       );
                       Navigator.pop(context);
@@ -536,7 +537,7 @@ class _ChatScreenState extends State<ChatScreen> {
             actions: [
               TextButton(
                 onPressed: () => Navigator.pop(context),
-                child: const Text('Close'),
+                child: Text(context.l10n.common_close),
               ),
             ],
           );
@@ -547,18 +548,18 @@ class _ChatScreenState extends State<ChatScreen> {
 
   String _formatRelativeTime(DateTime time) {
     final diff = DateTime.now().difference(time);
-    if (diff.inSeconds < 60) return 'Just now';
+    if (diff.inSeconds < 60) return context.l10n.time_justNow;
-    if (diff.inMinutes < 60) return '${diff.inMinutes}m ago';
+    if (diff.inMinutes < 60) return context.l10n.time_minutesAgo(diff.inMinutes);
-    if (diff.inHours < 24) return '${diff.inHours}h ago';
+    if (diff.inHours < 24) return context.l10n.time_hoursAgo(diff.inHours);
-    return '${diff.inDays}d ago';
+    return context.l10n.time_daysAgo(diff.inDays);
   }
 
   void _showFullPathDialog(BuildContext context, List<int> pathBytes) {
     if (pathBytes.isEmpty) {
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(
+        SnackBar(
-          content: Text('Path details not available yet. Try sending a message to refresh.'),
+          content: Text(context.l10n.chat_pathDetailsNotAvailable),
-          duration: Duration(seconds: 2),
+          duration: const Duration(seconds: 2),
         ),
       );
       return;
@@ -571,12 +572,12 @@ class _ChatScreenState extends State<ChatScreen> {
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
-        title: const Text('Full Path'),
+        title: Text(context.l10n.chat_fullPath),
         content: SelectableText(formattedPath),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Close'),
+            child: Text(context.l10n.common_close),
           ),
         ],
       ),
@@ -600,15 +601,15 @@ class _ChatScreenState extends State<ChatScreen> {
   String _currentPathLabel(Contact contact) {
     // Check if user has set a path override
     if (contact.pathOverride != null) {
-      if (contact.pathOverride! < 0) return 'Flood (forced)';
+      if (contact.pathOverride! < 0) return context.l10n.chat_floodForced;
-      if (contact.pathOverride == 0) return 'Direct (forced)';
+      if (contact.pathOverride == 0) return context.l10n.chat_directForced;
-      return '${contact.pathOverride} hops (forced)';
+      return context.l10n.chat_hopsForced(contact.pathOverride!);
     }
 
     // Use device's path
-    if (contact.pathLength < 0) return 'Flood (auto)';
+    if (contact.pathLength < 0) return context.l10n.chat_floodAuto;
-    if (contact.pathLength == 0) return 'Direct';
+    if (contact.pathLength == 0) return context.l10n.chat_direct;
-    return '${contact.pathLength} hops';
+    return context.l10n.chat_hopsCount(contact.pathLength);
   }
 
   Future<void> _notifyPathSet(
@@ -623,12 +624,12 @@ class _ChatScreenState extends State<ChatScreen> {
     if (!mounted) return;
 
     final status = !connector.isConnected
-        ? 'Saved locally. Connect to sync.'
+        ? context.l10n.chat_pathSavedLocally
-        : (verified ? 'Device confirmed.' : 'Device not confirmed yet.');
+        : (verified ? context.l10n.chat_pathDeviceConfirmed : context.l10n.chat_pathDeviceNotConfirmed);
     ScaffoldMessenger.of(context).showSnackBar(
       SnackBar(
         content: Text(
-          'Path set: $hopCount ${hopCount == 1 ? 'hop' : 'hops'} - $status',
+          context.l10n.chat_pathSetHops(hopCount, status),
         ),
         duration: const Duration(seconds: 3),
       ),
@@ -653,19 +654,19 @@ class _ChatScreenState extends State<ChatScreen> {
                 mainAxisSize: MainAxisSize.min,
                 crossAxisAlignment: CrossAxisAlignment.start,
                 children: [
-                  _buildInfoRow('Type', contact.typeLabel),
+                  _buildInfoRow(context.l10n.chat_type, contact.typeLabel),
-                  _buildInfoRow('Path', contact.pathLabel),
+                  _buildInfoRow(context.l10n.chat_path, contact.pathLabel),
                   if (contact.hasLocation)
                     _buildInfoRow(
-                      'Location',
+                      context.l10n.chat_location,
                       '${contact.latitude?.toStringAsFixed(4)}, ${contact.longitude?.toStringAsFixed(4)}',
                     ),
-                  _buildInfoRow('Public Key', '${contact.publicKeyHex.substring(0, 16)}...'),
+                  _buildInfoRow(context.l10n.chat_publicKey, '${contact.publicKeyHex.substring(0, 16)}...'),
                   const Divider(),
                   SwitchListTile(
                     contentPadding: EdgeInsets.zero,
-                    title: const Text('SMAZ compression'),
+                    title: Text(context.l10n.channels_smazCompression),
-                    subtitle: const Text('Compress outgoing messages'),
+                    subtitle: Text(context.l10n.chat_compressOutgoingMessages),
                     value: smazEnabled,
                     onChanged: (value) {
                       connector.setContactSmazEnabled(contact.publicKeyHex, value);
@@ -677,7 +678,7 @@ class _ChatScreenState extends State<ChatScreen> {
             actions: [
               TextButton(
                 onPressed: () => Navigator.pop(context),
-                child: const Text('Close'),
+                child: Text(context.l10n.common_close),
               ),
             ],
           );
@@ -731,7 +732,7 @@ class _ChatScreenState extends State<ChatScreen> {
       context,
       availableContacts: availableContacts,
       initialPath: pathForInput.isEmpty ? null : pathForInput,
-      title: 'Set Custom Path',
+      title: context.l10n.chat_setCustomPath,
       currentPathLabel: currentPathLabel,
       onRefresh: connector.isConnected ? connector.getContacts : null,
     );
@@ -769,7 +770,7 @@ class _ChatScreenState extends State<ChatScreen> {
         .toUpperCase();
     final String senderName;
     if (message.isOutgoing) {
-      senderName = connector.selfName ?? 'Me';
+      senderName = connector.selfName ?? context.l10n.chat_me;
     } else if (widget.contact.type == advTypeRoom) {
       senderName = "${contact.name} [$fourByteHex]";
     } else {
@@ -803,7 +804,7 @@ class _ChatScreenState extends State<ChatScreen> {
           children: [
             ListTile(
               leading: const Icon(Icons.add_reaction_outlined),
-              title: const Text('Add Reaction'),
+              title: Text(context.l10n.chat_addReaction),
               onTap: () {
                 Navigator.pop(sheetContext);
                 _showEmojiPicker(message);
@@ -811,7 +812,7 @@ class _ChatScreenState extends State<ChatScreen> {
             ),
             ListTile(
               leading: const Icon(Icons.copy),
-              title: const Text('Copy'),
+              title: Text(context.l10n.common_copy),
               onTap: () {
                 Navigator.pop(sheetContext);
                 _copyMessageText(message.text);
@@ -819,7 +820,7 @@ class _ChatScreenState extends State<ChatScreen> {
             ),
             ListTile(
               leading: const Icon(Icons.delete_outline),
-              title: const Text('Delete'),
+              title: Text(context.l10n.common_delete),
               onTap: () async {
                 Navigator.pop(sheetContext);
                 await _deleteMessage(message);
@@ -829,7 +830,7 @@ class _ChatScreenState extends State<ChatScreen> {
                 message.status == MessageStatus.failed)
               ListTile(
                 leading: const Icon(Icons.refresh),
-                title: const Text('Retry'),
+                title: Text(context.l10n.common_retry),
                 onTap: () {
                   Navigator.pop(sheetContext);
                   _retryMessage(message);
@@ -838,7 +839,7 @@ class _ChatScreenState extends State<ChatScreen> {
             if (widget.contact.type == advTypeRoom)
               ListTile(
                 leading: const Icon(Icons.chat),
-                title: const Text('Open Chat'),
+                title: Text(context.l10n.contacts_openChat),
                 onTap: () {
                   Navigator.pop(sheetContext);
                   _openChat(context, contact);
@@ -846,7 +847,7 @@ class _ChatScreenState extends State<ChatScreen> {
               ),
             ListTile(
               leading: const Icon(Icons.close),
-              title: const Text('Cancel'),
+              title: Text(context.l10n.common_cancel),
               onTap: () => Navigator.pop(sheetContext),
             ),
           ],
@@ -858,7 +859,7 @@ class _ChatScreenState extends State<ChatScreen> {
   void _copyMessageText(String text) {
     Clipboard.setData(ClipboardData(text: text));
     ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Message copied')),
+      SnackBar(content: Text(context.l10n.chat_messageCopied)),
     );
   }
 
@@ -866,7 +867,7 @@ class _ChatScreenState extends State<ChatScreen> {
     await context.read<MeshCoreConnector>().deleteMessage(message);
     if (!mounted) return;
     ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Message deleted')),
+      SnackBar(content: Text(context.l10n.chat_messageDeleted)),
     );
   }
 
@@ -878,7 +879,7 @@ class _ChatScreenState extends State<ChatScreen> {
       message.text,
     );
     ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Retrying message')),
+      SnackBar(content: Text(context.l10n.chat_retryingMessage)),
     );
   }
 
@@ -996,7 +997,7 @@ class _MessageBubble extends StatelessWidget {
                     if (isOutgoing && message.retryCount > 0) ...[
                       const SizedBox(height: 4),
                       Text(
-                        'Retry ${message.retryCount}/4',
+                        context.l10n.chat_retryCount(message.retryCount, 4),
                         style: TextStyle(
                           fontSize: 10,
                           color: metaColor,
@@ -1106,7 +1107,7 @@ class _MessageBubble extends StatelessWidget {
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
               Text(
-                'POI Shared',
+                context.l10n.chat_poiShared,
                 style: TextStyle(
                   color: textColor,
                   fontWeight: FontWeight.w600,

lib/screens/contacts_screen.dart

@@ -4,6 +4,7 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
+import '../l10n/l10n.dart';
 import '../connector/meshcore_protocol.dart';
 import '../models/contact.dart';
 import '../models/contact_group.dart';
@@ -89,18 +90,18 @@ class _ContactsScreenState extends State<ContactsScreen>
       child: Scaffold(
         appBar: AppBar(
           leading: BatteryIndicator(connector: connector),
-          title: const Text('Contacts'),
+          title: Text(context.l10n.contacts_title),
           centerTitle: true,
           automaticallyImplyLeading: false,
           actions: [
             IconButton(
               icon: const Icon(Icons.bluetooth_disabled),
-              tooltip: 'Disconnect',
+              tooltip: context.l10n.common_disconnect,
               onPressed: () => _disconnect(context, connector),
             ),
             IconButton(
               icon: const Icon(Icons.tune),
-              tooltip: 'Settings',
+              tooltip: context.l10n.common_settings,
               onPressed: () => Navigator.push(
                 context,
                 MaterialPageRoute(builder: (context) => const SettingsScreen()),
@@ -159,10 +160,10 @@ class _ContactsScreenState extends State<ContactsScreen>
     }
 
     if (contacts.isEmpty && _groups.isEmpty) {
-      return const EmptyState(
+      return EmptyState(
         icon: Icons.people_outline,
-        title: 'No contacts yet',
+        title: context.l10n.contacts_noContacts,
-        subtitle: 'Contacts will appear when devices advertise',
+        subtitle: context.l10n.contacts_contactsWillAppear,
       );
     }
 
@@ -177,7 +178,7 @@ class _ContactsScreenState extends State<ContactsScreen>
           child: TextField(
             controller: _searchController,
             decoration: InputDecoration(
-              hintText: 'Search contacts...',
+              hintText: context.l10n.contacts_searchContacts,
               prefixIcon: const Icon(Icons.search),
               suffixIcon: Row(
                 mainAxisSize: MainAxisSize.min,
@@ -221,8 +222,8 @@ class _ContactsScreenState extends State<ContactsScreen>
                       const SizedBox(height: 16),
                       Text(
                         _showUnreadOnly
-                            ? 'No unread contacts'
+                            ? context.l10n.contacts_noUnreadContacts
-                            : 'No contacts or groups found',
+                            : context.l10n.contacts_noContactsFound,
                         style: TextStyle(fontSize: 16, color: Colors.grey[600]),
                       ),
                     ],
@@ -341,7 +342,7 @@ class _ContactsScreenState extends State<ContactsScreen>
 
   Widget _buildGroupTile(BuildContext context, ContactGroup group, List<Contact> contacts) {
     final memberContacts = _resolveGroupContacts(group, contacts);
-    final subtitle = _formatGroupMembers(memberContacts);
+    final subtitle = _formatGroupMembers(context, memberContacts);
     return ListTile(
       leading: const CircleAvatar(
         backgroundColor: Colors.teal,
@@ -374,8 +375,8 @@ class _ContactsScreenState extends State<ContactsScreen>
     return resolved;
   }
 
-  String _formatGroupMembers(List<Contact> members) {
+  String _formatGroupMembers(BuildContext context, List<Contact> members) {
-    if (members.isEmpty) return 'No members';
+    if (members.isEmpty) return context.l10n.contacts_noMembers;
     final names = members.map((c) => c.name).toList();
     if (names.length <= 2) return names.join(', ');
     return '${names.take(2).join(', ')} +${names.length - 2}';
@@ -469,7 +470,7 @@ class _ContactsScreenState extends State<ContactsScreen>
             children: [
               ListTile(
                 leading: const Icon(Icons.edit),
-                title: const Text('Edit Group'),
+                title: Text(context.l10n.contacts_editGroup),
                 onTap: () {
                   Navigator.pop(sheetContext);
                   _showGroupEditor(context, contacts, group: group);
@@ -477,7 +478,7 @@ class _ContactsScreenState extends State<ContactsScreen>
               ),
               ListTile(
                 leading: const Icon(Icons.delete, color: Colors.red),
-                title: const Text('Delete Group', style: TextStyle(color: Colors.red)),
+                title: Text(context.l10n.contacts_deleteGroup, style: const TextStyle(color: Colors.red)),
                 onTap: () {
                   Navigator.pop(sheetContext);
                   _confirmDeleteGroup(context, group);
@@ -506,12 +507,12 @@ class _ContactsScreenState extends State<ContactsScreen>
     showDialog(
       context: context,
       builder: (dialogContext) => AlertDialog(
-        title: const Text('Delete Group'),
+        title: Text(context.l10n.contacts_deleteGroup),
-        content: Text('Remove "${group.name}"?'),
+        content: Text(context.l10n.contacts_deleteGroupConfirm(group.name)),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(dialogContext),
-            child: const Text('Cancel'),
+            child: Text(context.l10n.common_cancel),
           ),
           TextButton(
             onPressed: () async {
@@ -521,7 +522,7 @@ class _ContactsScreenState extends State<ContactsScreen>
               });
               await _saveGroups();
             },
-            child: const Text('Delete', style: TextStyle(color: Colors.red)),
+            child: Text(context.l10n.common_delete, style: const TextStyle(color: Colors.red)),
           ),
         ],
       ),
@@ -550,7 +551,7 @@ class _ContactsScreenState extends State<ContactsScreen>
                   .where((contact) => matchesContactQuery(contact, filterQuery))
                   .toList();
           return AlertDialog(
-            title: Text(isEditing ? 'Edit Group' : 'New Group'),
+            title: Text(isEditing ? context.l10n.contacts_editGroup : context.l10n.contacts_newGroup),
             content: SizedBox(
               width: double.maxFinite,
               child: Column(
@@ -558,17 +559,17 @@ class _ContactsScreenState extends State<ContactsScreen>
                 children: [
                   TextField(
                     controller: nameController,
-                    decoration: const InputDecoration(
+                    decoration: InputDecoration(
-                      labelText: 'Group name',
+                      labelText: context.l10n.contacts_groupName,
-                      border: OutlineInputBorder(),
+                      border: const OutlineInputBorder(),
                     ),
                   ),
                   const SizedBox(height: 12),
                   TextField(
-                    decoration: const InputDecoration(
+                    decoration: InputDecoration(
-                      hintText: 'Filter contacts...',
+                      hintText: context.l10n.contacts_filterContacts,
-                      prefixIcon: Icon(Icons.search),
+                      prefixIcon: const Icon(Icons.search),
-                      border: OutlineInputBorder(),
+                      border: const OutlineInputBorder(),
                       isDense: true,
                     ),
                     onChanged: (value) {
@@ -581,7 +582,7 @@ class _ContactsScreenState extends State<ContactsScreen>
                   SizedBox(
                     height: 240,
                     child: filteredContacts.isEmpty
-                        ? const Center(child: Text('No contacts match your filter'))
+                        ? Center(child: Text(context.l10n.contacts_noContactsMatchFilter))
                         : ListView.builder(
                             itemCount: filteredContacts.length,
                             itemBuilder: (context, index) {
@@ -610,14 +611,14 @@ class _ContactsScreenState extends State<ContactsScreen>
             actions: [
               TextButton(
                 onPressed: () => Navigator.pop(dialogContext),
-                child: const Text('Cancel'),
+                child: Text(context.l10n.common_cancel),
               ),
               TextButton(
                 onPressed: () async {
                   final name = nameController.text.trim();
                   if (name.isEmpty) {
                     ScaffoldMessenger.of(context).showSnackBar(
-                      const SnackBar(content: Text('Group name is required')),
+                      SnackBar(content: Text(context.l10n.contacts_groupNameRequired)),
                     );
                     return;
                   }
@@ -627,7 +628,7 @@ class _ContactsScreenState extends State<ContactsScreen>
                   });
                   if (exists) {
                     ScaffoldMessenger.of(context).showSnackBar(
-                      SnackBar(content: Text('Group "$name" already exists')),
+                      SnackBar(content: Text(context.l10n.contacts_groupAlreadyExists(name))),
                     );
                     return;
                   }
@@ -649,7 +650,7 @@ class _ContactsScreenState extends State<ContactsScreen>
                     Navigator.pop(dialogContext);
                   }
                 },
-                child: Text(isEditing ? 'Save' : 'Create'),
+                child: Text(isEditing ? context.l10n.common_save : context.l10n.common_create),
               ),
             ],
           );
@@ -668,42 +669,42 @@ class _ContactsScreenState extends State<ContactsScreen>
 
     showModalBottomSheet(
       context: context,
-      builder: (context) => SafeArea(
+      builder: (sheetContext) => SafeArea(
         child: Column(
           mainAxisSize: MainAxisSize.min,
           children: [
             if (isRepeater)
               ListTile(
                 leading: const Icon(Icons.cell_tower, color: Colors.orange),
-                title: const Text('Manage Repeater'),
+                title: Text(context.l10n.contacts_manageRepeater),
                 onTap: () {
-                  Navigator.pop(context);
+                  Navigator.pop(sheetContext);
                   _showRepeaterLogin(context, contact);
                 },
               )
             else if (isRoom)
               ListTile(
                 leading: const Icon(Icons.room, color: Colors.blue),
-                title: const Text('Room Login'),
+                title: Text(context.l10n.contacts_roomLogin),
                 onTap: () {
-                  Navigator.pop(context);
+                  Navigator.pop(sheetContext);
                   _showRoomLogin(context, contact);
                 },
               )
             else
               ListTile(
                 leading: const Icon(Icons.chat),
-                title: const Text('Open Chat'),
+                title: Text(context.l10n.contacts_openChat),
                 onTap: () {
-                  Navigator.pop(context);
+                  Navigator.pop(sheetContext);
                   _openChat(context, contact);
                 },
               ),
             ListTile(
               leading: const Icon(Icons.delete, color: Colors.red),
-              title: const Text('Delete Contact', style: TextStyle(color: Colors.red)),
+              title: Text(context.l10n.contacts_deleteContact, style: const TextStyle(color: Colors.red)),
               onTap: () {
-                Navigator.pop(context);
+                Navigator.pop(sheetContext);
                 _confirmDelete(context, connector, contact);
               },
             ),
@@ -720,20 +721,20 @@ class _ContactsScreenState extends State<ContactsScreen>
   ) {
     showDialog(
       context: context,
-      builder: (context) => AlertDialog(
+      builder: (dialogContext) => AlertDialog(
-        title: const Text('Delete Contact'),
+        title: Text(context.l10n.contacts_deleteContact),
-        content: Text('Remove ${contact.name} from contacts?'),
+        content: Text(context.l10n.contacts_removeConfirm(contact.name)),
         actions: [
           TextButton(
-            onPressed: () => Navigator.pop(context),
+            onPressed: () => Navigator.pop(dialogContext),
-            child: const Text('Cancel'),
+            child: Text(context.l10n.common_cancel),
           ),
           TextButton(
             onPressed: () {
-              Navigator.pop(context);
+              Navigator.pop(dialogContext);
               connector.removeContact(contact);
             },
-            child: const Text('Delete', style: TextStyle(color: Colors.red)),
+            child: Text(context.l10n.common_delete, style: const TextStyle(color: Colors.red)),
           ),
         ],
       ),
@@ -774,7 +775,7 @@ class _ContactTile extends StatelessWidget {
             const SizedBox(height: 4),
           ],
           Text(
-            _formatLastSeen(lastSeen),
+            _formatLastSeen(context, lastSeen),
             style: TextStyle(fontSize: 12, color: Colors.grey[600]),
           ),
           if (contact.hasLocation)
@@ -827,17 +828,17 @@ class _ContactTile extends StatelessWidget {
     }
   }
 
-  String _formatLastSeen(DateTime lastSeen) {
+  String _formatLastSeen(BuildContext context, DateTime lastSeen) {
     final now = DateTime.now();
     final diff = now.difference(lastSeen);
 
-    if (diff.isNegative || diff.inMinutes < 5) return 'Last seen now';
+    if (diff.isNegative || diff.inMinutes < 5) return context.l10n.contacts_lastSeenNow;
-    if (diff.inMinutes < 60) return 'Last seen ${diff.inMinutes} mins ago';
+    if (diff.inMinutes < 60) return context.l10n.contacts_lastSeenMinsAgo(diff.inMinutes);
     if (diff.inHours < 24) {
       final hours = diff.inHours;
-      return hours == 1 ? 'Last seen 1 hour ago' : 'Last seen $hours hours ago';
+      return hours == 1 ? context.l10n.contacts_lastSeenHourAgo : context.l10n.contacts_lastSeenHoursAgo(hours);
     }
     final days = diff.inDays;
-    return days == 1 ? 'Last seen 1 day ago' : 'Last seen $days days ago';
+    return days == 1 ? context.l10n.contacts_lastSeenDayAgo : context.l10n.contacts_lastSeenDaysAgo(days);
   }
 }

lib/screens/device_screen.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
+import '../l10n/l10n.dart';
 import '../utils/dialog_utils.dart';
 import '../utils/disconnect_navigation_mixin.dart';
 import '../utils/route_transitions.dart';
@@ -47,12 +48,12 @@ class _DeviceScreenState extends State<DeviceScreen>
               actions: [
                 IconButton(
                   icon: const Icon(Icons.bluetooth_disabled),
-                  tooltip: 'Disconnect',
+                  tooltip: context.l10n.common_disconnect,
                   onPressed: () => _disconnect(context, connector),
                 ),
                 IconButton(
                   icon: const Icon(Icons.tune),
-                  tooltip: 'Settings',
+                  tooltip: context.l10n.common_settings,
                   onPressed: () => Navigator.push(
                     context,
                     MaterialPageRoute(
@@ -68,7 +69,7 @@ class _DeviceScreenState extends State<DeviceScreen>
                 children: [
                   _buildConnectionCard(connector, context),
                   const SizedBox(height: 16),
-                  _buildSectionLabel(theme, 'Quick switch'),
+                  _buildSectionLabel(theme, context.l10n.device_quickSwitch),
                   const SizedBox(height: 12),
                   _buildQuickSwitchBar(context),
                 ],
@@ -87,7 +88,7 @@ class _DeviceScreenState extends State<DeviceScreen>
       mainAxisSize: MainAxisSize.min,
       children: [
         Text(
-          'MeshCore',
+          context.l10n.device_meshcore,
           style: theme.textTheme.labelSmall?.copyWith(
             fontWeight: FontWeight.w600,
             letterSpacing: 0.8,
@@ -180,7 +181,7 @@ class _DeviceScreenState extends State<DeviceScreen>
                     size: 18,
                     color: colorScheme.onSecondaryContainer,
                   ),
-                  label: const Text('Connected'),
+                  label: Text(context.l10n.common_connected),
                   backgroundColor: colorScheme.secondaryContainer,
                   labelStyle: theme.textTheme.labelMedium?.copyWith(
                     color: colorScheme.onSecondaryContainer,

lib/screens/map_cache_screen.dart

@@ -3,6 +3,8 @@ import 'package:flutter_map/flutter_map.dart';
 import 'package:latlong2/latlong.dart';
 import 'package:provider/provider.dart';
 
+import '../l10n/app_localizations.dart';
+import '../l10n/l10n.dart';
 import '../services/app_settings_service.dart';
 import '../services/map_tile_cache_service.dart';
 
@@ -110,14 +112,14 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
     final bounds = _selectedBounds;
     if (bounds == null) {
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('Select an area to cache first')),
+        SnackBar(content: Text(context.l10n.mapCache_selectAreaFirst)),
       );
       return;
     }
 
     if (_estimatedTiles == 0) {
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('No tiles to download for this area')),
+        SnackBar(content: Text(context.l10n.mapCache_noTilesToDownload)),
       );
       return;
     }
@@ -125,18 +127,18 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
     final confirmed = await showDialog<bool>(
       context: context,
       builder: (dialogContext) => AlertDialog(
-        title: const Text('Download tiles'),
+        title: Text(context.l10n.mapCache_downloadTilesTitle),
         content: Text(
-          'Download $_estimatedTiles tiles for offline use?',
+          context.l10n.mapCache_downloadTilesPrompt(_estimatedTiles),
         ),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(dialogContext, false),
-            child: const Text('Cancel'),
+            child: Text(context.l10n.common_cancel),
           ),
           TextButton(
             onPressed: () => Navigator.pop(dialogContext, true),
-            child: const Text('Download'),
+            child: Text(context.l10n.mapCache_downloadAction),
           ),
         ],
       ),
@@ -174,8 +176,11 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
     });
 
     final message = result.failed > 0
-        ? 'Cached ${result.downloaded} tiles (${result.failed} failed)'
+        ? context.l10n.mapCache_cachedTilesWithFailed(
-        : 'Cached ${result.downloaded} tiles';
+            result.downloaded,
+            result.failed,
+          )
+        : context.l10n.mapCache_cachedTiles(result.downloaded);
     ScaffoldMessenger.of(context).showSnackBar(
       SnackBar(content: Text(message)),
     );
@@ -185,16 +190,16 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
     final confirmed = await showDialog<bool>(
       context: context,
       builder: (dialogContext) => AlertDialog(
-        title: const Text('Clear offline cache'),
+        title: Text(context.l10n.mapCache_clearOfflineCacheTitle),
-        content: const Text('Remove all cached map tiles?'),
+        content: Text(context.l10n.mapCache_clearOfflineCachePrompt),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(dialogContext, false),
-            child: const Text('Cancel'),
+            child: Text(context.l10n.common_cancel),
           ),
           TextButton(
             onPressed: () => Navigator.pop(dialogContext, true),
-            child: const Text('Clear'),
+            child: Text(context.l10n.common_clear),
           ),
         ],
       ),
@@ -205,7 +210,7 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
     await cacheService.clearCache();
     if (!mounted) return;
     ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Offline cache cleared')),
+      SnackBar(content: Text(context.l10n.mapCache_offlineCacheCleared)),
     );
   }
 
@@ -213,13 +218,14 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
   Widget build(BuildContext context) {
     final tileCache = context.read<MapTileCacheService>();
     final selectedBounds = _selectedBounds;
+    final l10n = context.l10n;
     final progressValue = _estimatedTiles == 0
         ? 0.0
         : (_completedTiles / _estimatedTiles).clamp(0.0, 1.0).toDouble();
 
     return Scaffold(
       appBar: AppBar(
-        title: const Text('Offline Map Cache'),
+        title: Text(l10n.mapCache_title),
         centerTitle: true,
       ),
       body: Column(
@@ -264,8 +270,8 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
                       padding: const EdgeInsets.all(8),
                       child: Text(
                         selectedBounds == null
-                            ? 'No area selected'
+                            ? l10n.mapCache_noAreaSelected
-                            : _formatBounds(selectedBounds),
+                            : _formatBounds(selectedBounds, l10n),
                         style: const TextStyle(fontSize: 12),
                       ),
                     ),
@@ -282,9 +288,9 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
                 crossAxisAlignment: CrossAxisAlignment.start,
                 mainAxisSize: MainAxisSize.min,
                 children: [
-                  const Text(
+                  Text(
-                    'Cache Area',
+                    l10n.mapCache_cacheArea,
-                    style: TextStyle(fontWeight: FontWeight.bold, fontSize: 16),
+                    style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 16),
                   ),
                   const SizedBox(height: 8),
                   Row(
@@ -292,7 +298,7 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
                       Expanded(
                         child: ElevatedButton.icon(
                           icon: const Icon(Icons.crop_free),
-                          label: const Text('Use Current View'),
+                          label: Text(l10n.mapCache_useCurrentView),
                           onPressed: _isDownloading ? null : _setBoundsFromView,
                         ),
                       ),
@@ -300,14 +306,14 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
                       TextButton(
                         onPressed:
                             _isDownloading || selectedBounds == null ? null : _clearBounds,
-                        child: const Text('Clear'),
+                        child: Text(l10n.common_clear),
                       ),
                     ],
                   ),
                   const SizedBox(height: 12),
-                  const Text(
+                  Text(
-                    'Zoom Range',
+                    l10n.mapCache_zoomRange,
-                    style: TextStyle(fontWeight: FontWeight.bold, fontSize: 16),
+                    style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 16),
                   ),
                   RangeSlider(
                     values:
@@ -330,12 +336,15 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
                             _saveZoomRange();
                           },
                   ),
-                  Text('Estimated tiles: $_estimatedTiles'),
+                  Text(l10n.mapCache_estimatedTiles(_estimatedTiles)),
                   if (_isDownloading) ...[
                     const SizedBox(height: 8),
                     LinearProgressIndicator(value: progressValue),
                     const SizedBox(height: 4),
-                    Text('Downloaded $_completedTiles / $_estimatedTiles'),
+                    Text(l10n.mapCache_downloadedTiles(
+                      _completedTiles,
+                      _estimatedTiles,
+                    )),
                   ],
                   const SizedBox(height: 12),
                   Row(
@@ -343,7 +352,7 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
                       Expanded(
                         child: ElevatedButton.icon(
                           icon: const Icon(Icons.download),
-                          label: const Text('Download Tiles'),
+                          label: Text(l10n.mapCache_downloadTilesButton),
                           onPressed: _isDownloading || selectedBounds == null
                               ? null
                               : _startDownload,
@@ -352,7 +361,7 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
                       const SizedBox(width: 12),
                       OutlinedButton(
                         onPressed: _isDownloading ? null : _clearCache,
-                        child: const Text('Clear Cache'),
+                        child: Text(l10n.mapCache_clearCacheButton),
                       ),
                     ],
                   ),
@@ -360,7 +369,7 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
                     Padding(
                       padding: const EdgeInsets.only(top: 8),
                       child: Text(
-                        'Failed downloads: $_failedTiles',
+                        l10n.mapCache_failedDownloads(_failedTiles),
                         style: TextStyle(color: Colors.orange[700]),
                       ),
                     ),
@@ -382,10 +391,12 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
     ];
   }
 
-  String _formatBounds(LatLngBounds bounds) {
+  String _formatBounds(LatLngBounds bounds, AppLocalizations l10n) {
-    return 'N ${bounds.north.toStringAsFixed(4)}, '
+    return l10n.mapCache_boundsLabel(
-        'S ${bounds.south.toStringAsFixed(4)}, '
+      bounds.north.toStringAsFixed(4),
-        'E ${bounds.east.toStringAsFixed(4)}, '
+      bounds.south.toStringAsFixed(4),
-        'W ${bounds.west.toStringAsFixed(4)}';
+      bounds.east.toStringAsFixed(4),
+      bounds.west.toStringAsFixed(4),
+    );
   }
 }

lib/screens/map_screen.dart

@@ -4,6 +4,7 @@ import 'package:latlong2/latlong.dart';
 import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
+import '../l10n/l10n.dart';
 import '../connector/meshcore_protocol.dart';
 import '../models/channel.dart';
 import '../models/contact.dart';
@@ -141,18 +142,18 @@ class _MapScreenState extends State<MapScreen> {
           child: Scaffold(
             appBar: AppBar(
               leading: BatteryIndicator(connector: connector),
-              title: const Text('Node Map'),
+              title: Text(context.l10n.map_title),
               centerTitle: true,
               automaticallyImplyLeading: false,
               actions: [
                 IconButton(
                   icon: const Icon(Icons.bluetooth_disabled),
-                  tooltip: 'Disconnect',
+                  tooltip: context.l10n.common_disconnect,
                   onPressed: () => _disconnect(context, connector),
                 ),
                 IconButton(
                   icon: const Icon(Icons.tune),
-                  tooltip: 'Settings',
+                  tooltip: context.l10n.common_settings,
                   onPressed: () => Navigator.push(
                     context,
                     MaterialPageRoute(builder: (context) => const SettingsScreen()),
@@ -180,7 +181,7 @@ class _MapScreenState extends State<MapScreen> {
                                 context: context,
                                 connector: connector,
                                 position: latLng,
-                                defaultLabel: 'Point of interest',
+                                defaultLabel: context.l10n.map_pointOfInterest,
                                 flags: 'poi',
                               );
                             }
@@ -194,7 +195,7 @@ class _MapScreenState extends State<MapScreen> {
                                 context: context,
                                 connector: connector,
                                 position: latLng,
-                                defaultLabel: 'Point of interest',
+                                defaultLabel: context.l10n.map_pointOfInterest,
                                 flags: 'poi',
                               );
                               return;
@@ -265,7 +266,7 @@ class _MapScreenState extends State<MapScreen> {
           ),
           const SizedBox(height: 16),
           Text(
-            'No nodes with location data',
+            context.l10n.map_noNodesWithLocation,
             style: TextStyle(
               fontSize: 18,
               color: Colors.grey[600],
@@ -273,7 +274,7 @@ class _MapScreenState extends State<MapScreen> {
           ),
           const SizedBox(height: 8),
           Text(
-            'Nodes need to share their GPS coordinates\nto appear on the map',
+            context.l10n.map_nodesNeedGps,
             textAlign: TextAlign.center,
             style: TextStyle(
               fontSize: 14,
@@ -381,27 +382,27 @@ class _MapScreenState extends State<MapScreen> {
             mainAxisSize: MainAxisSize.min,
             children: [
               Text(
-                'Nodes: $nodeCount',
+                context.l10n.map_nodesCount(nodeCount),
                 style: const TextStyle(
                   fontWeight: FontWeight.bold,
                   fontSize: 14,
                 ),
               ),
               Text(
-                'Pins: $markerCount',
+                context.l10n.map_pinsCount(markerCount),
                 style: const TextStyle(
                   fontWeight: FontWeight.bold,
                   fontSize: 12,
                 ),
               ),
               const SizedBox(height: 8),
-              _buildLegendItem(Icons.person, 'Chat', Colors.blue),
+              _buildLegendItem(Icons.person, context.l10n.map_chat, Colors.blue),
-              _buildLegendItem(Icons.router, 'Repeater', Colors.green),
+              _buildLegendItem(Icons.router, context.l10n.map_repeater, Colors.green),
-              _buildLegendItem(Icons.meeting_room, 'Room', Colors.purple),
+              _buildLegendItem(Icons.meeting_room, context.l10n.map_room, Colors.purple),
-              _buildLegendItem(Icons.sensors, 'Sensor', Colors.orange),
+              _buildLegendItem(Icons.sensors, context.l10n.map_sensor, Colors.orange),
-              _buildLegendItem(Icons.flag, 'Pin (DM)', Colors.blue),
+              _buildLegendItem(Icons.flag, context.l10n.map_pinDm, Colors.blue),
-              _buildLegendItem(Icons.flag, 'Pin (Private)', Colors.purple),
+              _buildLegendItem(Icons.flag, context.l10n.map_pinPrivate, Colors.purple),
-              _buildLegendItem(Icons.flag, 'Pin (Public)', Colors.orange),
+              _buildLegendItem(Icons.flag, context.l10n.map_pinPublic, Colors.orange),
             ],
           ),
         ),
@@ -501,7 +502,7 @@ class _MapScreenState extends State<MapScreen> {
     final flags = parts.length > 2 ? parts[2].trim() : '';
     return _MarkerPayload(
       position: LatLng(lat, lon),
-      label: label.isEmpty ? 'Shared pin' : label,
+      label: label.isEmpty ? context.l10n.map_sharedPin : label,
       flags: flags,
     );
   }
@@ -595,7 +596,7 @@ class _MapScreenState extends State<MapScreen> {
   void _showNodeInfo(BuildContext context, Contact contact) {
     showDialog(
       context: context,
-      builder: (context) => AlertDialog(
+      builder: (dialogContext) => AlertDialog(
         title: Row(
           children: [
             Icon(
@@ -614,19 +615,19 @@ class _MapScreenState extends State<MapScreen> {
             _buildInfoRow('Path', contact.pathLabel),
             _buildInfoRow('Location',
               '${contact.latitude!.toStringAsFixed(6)}, ${contact.longitude!.toStringAsFixed(6)}'),
-            _buildInfoRow('Last Seen', _formatLastSeen(contact.lastSeen)),
+            _buildInfoRow(context.l10n.map_lastSeen, _formatLastSeen(contact.lastSeen)),
             _buildInfoRow('Public Key', contact.publicKeyHex),
           ],
         ),
         actions: [
           TextButton(
-            onPressed: () => Navigator.pop(context),
+            onPressed: () => Navigator.pop(dialogContext),
-            child: const Text('Close'),
+            child: Text(context.l10n.common_close),
           ),
           if (contact.type == advTypeChat) // Only show chat button for chat nodes
             TextButton(
               onPressed: () {
-                Navigator.pop(context);
+                Navigator.pop(dialogContext);
                 Navigator.push(
                   context,
                   MaterialPageRoute(
@@ -634,23 +635,23 @@ class _MapScreenState extends State<MapScreen> {
                   ),
                 );
               },
-              child: const Text('Open Chat'),
+              child: Text(context.l10n.contacts_openChat),
             ),
             if (contact.type == advTypeRepeater)
               TextButton(
                 onPressed: () {
-                  Navigator.pop(context);
+                  Navigator.pop(dialogContext);
                   _showRepeaterLogin(context, contact);
                 },
-                child: const Text('Manage Repeater'),
+                child: Text(context.l10n.map_manageRepeater),
               ),
             if (contact.type == advTypeRoom)
               TextButton(
                 onPressed: () {
-                  Navigator.pop(context);
+                  Navigator.pop(dialogContext);
                   _showRoomLogin(context, contact);
                 },
-                child: const Text('Join Room'),
+                child: Text(context.l10n.map_joinRoom),
               ),
         ],
       ),
@@ -685,17 +686,17 @@ class _MapScreenState extends State<MapScreen> {
   ) async {
     final confirmed = await showDialog<bool>(
       context: context,
-      builder: (context) => AlertDialog(
+      builder: (dialogContext) => AlertDialog(
-        title: const Text('Disconnect'),
+        title: Text(context.l10n.common_disconnect),
-        content: const Text('Are you sure you want to disconnect from this device?'),
+        content: Text(context.l10n.map_disconnectConfirm),
         actions: [
           TextButton(
-            onPressed: () => Navigator.pop(context, false),
+            onPressed: () => Navigator.pop(dialogContext, false),
-            child: const Text('Cancel'),
+            child: Text(context.l10n.common_cancel),
           ),
           TextButton(
-            onPressed: () => Navigator.pop(context, true),
+            onPressed: () => Navigator.pop(dialogContext, true),
-            child: const Text('Disconnect'),
+            child: Text(context.l10n.common_disconnect),
           ),
         ],
       ),
@@ -709,19 +710,19 @@ class _MapScreenState extends State<MapScreen> {
   void _showMarkerInfo(_SharedMarker marker) {
     showDialog(
       context: context,
-      builder: (context) => AlertDialog(
+      builder: (dialogContext) => AlertDialog(
         title: Text(marker.label),
         content: Column(
           mainAxisSize: MainAxisSize.min,
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-            _buildInfoRow('From', marker.fromName),
+            _buildInfoRow(context.l10n.map_from, marker.fromName),
-            _buildInfoRow('Source', marker.sourceLabel),
+            _buildInfoRow(context.l10n.map_source, marker.sourceLabel),
             _buildInfoRow(
               'Location',
               '${marker.position.latitude.toStringAsFixed(6)}, ${marker.position.longitude.toStringAsFixed(6)}',
             ),
-            if (marker.flags.isNotEmpty) _buildInfoRow('Flags', marker.flags),
+            if (marker.flags.isNotEmpty) _buildInfoRow(context.l10n.map_flags, marker.flags),
           ],
         ),
         actions: [
@@ -730,9 +731,9 @@ class _MapScreenState extends State<MapScreen> {
               setState(() {
                 _hiddenMarkerIds.add(marker.id);
               });
-              Navigator.pop(context);
+              Navigator.pop(dialogContext);
             },
-            child: const Text('Hide'),
+            child: Text(context.l10n.common_hide),
           ),
           TextButton(
             onPressed: () async {
@@ -741,15 +742,15 @@ class _MapScreenState extends State<MapScreen> {
                 _removedMarkerIds.add(marker.id);
               });
               await _markerService.saveRemovedIds(_removedMarkerIds);
-              if (context.mounted) {
+              if (dialogContext.mounted) {
-                Navigator.pop(context);
+                Navigator.pop(dialogContext);
               }
             },
-            child: const Text('Remove'),
+            child: Text(context.l10n.common_remove),
           ),
           TextButton(
-            onPressed: () => Navigator.pop(context),
+            onPressed: () => Navigator.pop(dialogContext),
-            child: const Text('Close'),
+            child: Text(context.l10n.common_close),
           ),
         ],
       ),
@@ -785,13 +786,13 @@ class _MapScreenState extends State<MapScreen> {
     final difference = now.difference(lastSeen);
 
     if (difference.inSeconds < 60) {
-      return 'Just now';
+      return context.l10n.time_justNow;
     } else if (difference.inMinutes < 60) {
-      return '${difference.inMinutes}m ago';
+      return context.l10n.time_minutesAgo(difference.inMinutes);
     } else if (difference.inHours < 24) {
-      return '${difference.inHours}h ago';
+      return context.l10n.time_hoursAgo(difference.inHours);
     } else {
-      return '${difference.inDays}d ago';
+      return context.l10n.time_daysAgo(difference.inDays);
     }
   }
 
@@ -808,21 +809,21 @@ class _MapScreenState extends State<MapScreen> {
           children: [
             ListTile(
               leading: const Icon(Icons.place),
-              title: const Text('Share marker here'),
+              title: Text(context.l10n.map_shareMarkerHere),
               onTap: () {
                 Navigator.pop(sheetContext);
                 _shareMarker(
                   context: context,
                   connector: connector,
                   position: position,
-                  defaultLabel: 'Point of interest',
+                  defaultLabel: context.l10n.map_pointOfInterest,
                   flags: 'poi',
                 );
               },
             ),
             ListTile(
               leading: const Icon(Icons.close),
-              title: const Text('Cancel'),
+              title: Text(context.l10n.common_cancel),
               onTap: () => Navigator.pop(sheetContext),
             ),
           ],
@@ -840,7 +841,7 @@ class _MapScreenState extends State<MapScreen> {
   }) async {
     if (!connector.isConnected) {
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('Connect to a device to share markers')),
+        SnackBar(content: Text(context.l10n.map_connectToShareMarkers)),
       );
       return;
     }
@@ -864,25 +865,25 @@ class _MapScreenState extends State<MapScreen> {
     return showDialog<String>(
       context: context,
       builder: (dialogContext) => AlertDialog(
-        title: const Text('Pin label'),
+        title: Text(context.l10n.map_pinLabel),
         content: TextField(
           controller: controller,
-          decoration: const InputDecoration(
+          decoration: InputDecoration(
-            hintText: 'Label',
+            hintText: context.l10n.map_label,
-            border: OutlineInputBorder(),
+            border: const OutlineInputBorder(),
           ),
         ),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(dialogContext),
-            child: const Text('Cancel'),
+            child: Text(context.l10n.common_cancel),
           ),
           TextButton(
             onPressed: () {
               final label = controller.text.trim().replaceAll('|', '/');
               Navigator.pop(dialogContext, label.isEmpty ? defaultLabel : label);
             },
-            child: const Text('Continue'),
+            child: Text(context.l10n.common_continue),
           ),
         ],
       ),
@@ -910,7 +911,7 @@ class _MapScreenState extends State<MapScreen> {
       builder: (sheetContext) => StatefulBuilder(
         builder: (sheetContext, setSheetState) {
           return Consumer<MeshCoreConnector>(
-            builder: (context, liveConnector, child) {
+            builder: (consumerContext, liveConnector, child) {
               final allContacts = liveConnector.contacts
                   .where((contact) =>
                       contact.type != advTypeRepeater && contact.type != advTypeRoom)
@@ -921,15 +922,15 @@ class _MapScreenState extends State<MapScreen> {
                     mainAxisSize: MainAxisSize.min,
                     crossAxisAlignment: CrossAxisAlignment.start,
                     children: [
-                      const Padding(
+                      Padding(
-                        padding: EdgeInsets.fromLTRB(16, 12, 16, 4),
+                        padding: const EdgeInsets.fromLTRB(16, 12, 16, 4),
-                        child: Text('Send to contact', style: TextStyle(fontWeight: FontWeight.bold)),
+                        child: Text(context.l10n.map_sendToContact, style: const TextStyle(fontWeight: FontWeight.bold)),
                       ),
                       Padding(
                         padding: const EdgeInsets.fromLTRB(16, 4, 16, 8),
                         child: TextField(
                           decoration: InputDecoration(
-                            hintText: 'Search contacts...',
+                            hintText: context.l10n.contacts_searchContacts,
                             prefixIcon: const Icon(Icons.search),
                             border: OutlineInputBorder(
                               borderRadius: BorderRadius.circular(12),
@@ -956,9 +957,9 @@ class _MapScreenState extends State<MapScreen> {
                           },
                         );
                       }),
-                      const Padding(
+                      Padding(
-                        padding: EdgeInsets.fromLTRB(16, 12, 16, 4),
+                        padding: const EdgeInsets.fromLTRB(16, 12, 16, 4),
-                        child: Text('Send to channel', style: TextStyle(fontWeight: FontWeight.bold)),
+                        child: Text(context.l10n.map_sendToChannel, style: const TextStyle(fontWeight: FontWeight.bold)),
                       ),
                       if (liveConnector.isLoadingChannels)
                         const Padding(
@@ -966,9 +967,9 @@ class _MapScreenState extends State<MapScreen> {
                           child: LinearProgressIndicator(),
                         )
                       else if (liveConnector.channels.where((c) => !c.isEmpty).isEmpty)
-                        const Padding(
+                        Padding(
-                          padding: EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+                          padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
-                          child: Text('No channels available'),
+                          child: Text(context.l10n.map_noChannelsAvailable),
                         )
                       else
                         ...liveConnector.channels.where((c) => !c.isEmpty).map((channel) {
@@ -980,7 +981,7 @@ class _MapScreenState extends State<MapScreen> {
                               color: isPublic ? Colors.orange : Colors.blue,
                             ),
                             title: Text(label),
-                            subtitle: isPublic ? const Text('Public channel') : null,
+                            subtitle: isPublic ? Text(context.l10n.channels_publicChannel) : null,
                             onTap: () async {
                               Navigator.pop(sheetContext);
                               final canSend = isPublic
@@ -1011,19 +1012,16 @@ class _MapScreenState extends State<MapScreen> {
     final result = await showDialog<bool>(
       context: context,
       builder: (dialogContext) => AlertDialog(
-        title: const Text('Public location share'),
+        title: Text(context.l10n.map_publicLocationShare),
-        content: Text(
+        content: Text(context.l10n.map_publicLocationShareConfirm(channelLabel)),
-          'You are about to share a location in $channelLabel. '
-          'This channel is public and anyone with the PSK can see it.',
-        ),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(dialogContext, false),
-            child: const Text('Cancel'),
+            child: Text(context.l10n.common_cancel),
           ),
           TextButton(
             onPressed: () => Navigator.pop(dialogContext, true),
-            child: const Text('Share'),
+            child: Text(context.l10n.common_share),
           ),
         ],
       ),
@@ -1035,26 +1033,26 @@ class _MapScreenState extends State<MapScreen> {
     showDialog(
       context: context,
       builder: (dialogContext) => AlertDialog(
-        title: const Text('Filter Nodes'),
+        title: Text(context.l10n.map_filterNodes),
         contentPadding: const EdgeInsets.fromLTRB(24, 20, 24, 0),
         content: SingleChildScrollView(
           child: Consumer<AppSettingsService>(
-            builder: (context, service, child) {
+            builder: (consumerContext, service, child) {
               final settings = service.settings;
               return Column(
                 mainAxisSize: MainAxisSize.min,
                 crossAxisAlignment: CrossAxisAlignment.start,
                 children: [
-                  const Text(
+                  Text(
-                    'Node Types',
+                    context.l10n.map_nodeTypes,
-                    style: TextStyle(
+                    style: const TextStyle(
                       fontWeight: FontWeight.bold,
                       fontSize: 16,
                     ),
                   ),
                   const SizedBox(height: 8),
                   CheckboxListTile(
-                    title: const Text('Chat Nodes'),
+                    title: Text(context.l10n.map_chatNodes),
                     value: settings.mapShowChatNodes,
                     onChanged: (value) {
                       service.setMapShowChatNodes(value ?? true);
@@ -1062,7 +1060,7 @@ class _MapScreenState extends State<MapScreen> {
                     contentPadding: EdgeInsets.zero,
                   ),
                   CheckboxListTile(
-                    title: const Text('Repeaters'),
+                    title: Text(context.l10n.map_repeaters),
                     value: settings.mapShowRepeaters,
                     onChanged: (value) {
                       service.setMapShowRepeaters(value ?? true);
@@ -1070,7 +1068,7 @@ class _MapScreenState extends State<MapScreen> {
                     contentPadding: EdgeInsets.zero,
                   ),
                   CheckboxListTile(
-                    title: const Text('Other Nodes'),
+                    title: Text(context.l10n.map_otherNodes),
                     value: settings.mapShowOtherNodes,
                     onChanged: (value) {
                       service.setMapShowOtherNodes(value ?? true);
@@ -1078,16 +1076,16 @@ class _MapScreenState extends State<MapScreen> {
                     contentPadding: EdgeInsets.zero,
                   ),
                   const SizedBox(height: 16),
-                  const Text(
+                  Text(
-                    'Key Prefix',
+                    context.l10n.map_keyPrefix,
-                    style: TextStyle(
+                    style: const TextStyle(
                       fontWeight: FontWeight.bold,
                       fontSize: 16,
                     ),
                   ),
                   const SizedBox(height: 8),
                   CheckboxListTile(
-                    title: const Text('Filter by key prefix'),
+                    title: Text(context.l10n.map_filterByKeyPrefix),
                     value: settings.mapKeyPrefixEnabled,
                     onChanged: (value) {
                       service.setMapKeyPrefixEnabled(value ?? false);
@@ -1097,10 +1095,10 @@ class _MapScreenState extends State<MapScreen> {
                   TextFormField(
                     initialValue: settings.mapKeyPrefix,
                     enabled: settings.mapKeyPrefixEnabled,
-                    decoration: const InputDecoration(
+                    decoration: InputDecoration(
-                      labelText: 'Public key prefix',
+                      labelText: context.l10n.map_publicKeyPrefix,
                       hintText: 'e.g. ab12',
-                      border: OutlineInputBorder(),
+                      border: const OutlineInputBorder(),
                       isDense: true,
                     ),
                     onChanged: (value) {
@@ -1108,16 +1106,16 @@ class _MapScreenState extends State<MapScreen> {
                     },
                   ),
                   const SizedBox(height: 16),
-                  const Text(
+                  Text(
-                    'Markers',
+                    context.l10n.map_markers,
-                    style: TextStyle(
+                    style: const TextStyle(
                       fontWeight: FontWeight.bold,
                       fontSize: 16,
                     ),
                   ),
                   const SizedBox(height: 8),
                   CheckboxListTile(
-                    title: const Text('Show shared markers'),
+                    title: Text(context.l10n.map_showSharedMarkers),
                     value: settings.mapShowMarkers,
                     onChanged: (value) {
                       service.setMapShowMarkers(value ?? true);
@@ -1125,9 +1123,9 @@ class _MapScreenState extends State<MapScreen> {
                     contentPadding: EdgeInsets.zero,
                   ),
                   const SizedBox(height: 16),
-                  const Text(
+                  Text(
-                    'Last Seen Time',
+                    context.l10n.map_lastSeenTime,
-                    style: TextStyle(
+                    style: const TextStyle(
                       fontWeight: FontWeight.bold,
                       fontSize: 16,
                     ),
@@ -1158,7 +1156,7 @@ class _MapScreenState extends State<MapScreen> {
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(dialogContext),
-            child: const Text('Close'),
+            child: Text(context.l10n.common_close),
           ),
         ],
       ),
@@ -1205,23 +1203,24 @@ class _MapScreenState extends State<MapScreen> {
   }
 
   String _getTimeFilterLabel(double hours) {
-    if (hours == 0) return 'All Time';
+    if (hours == 0) return context.l10n.time_allTime;
 
     if (hours < 1) {
-      return '${(hours * 60).round()} minutes';
+      return '${(hours * 60).round()} ${context.l10n.time_minutes}';
     } else if (hours < 24) {
-      return '${hours.round()} ${hours.round() == 1 ? 'hour' : 'hours'}';
+      final h = hours.round();
+      return '$h ${h == 1 ? context.l10n.time_hour : context.l10n.time_hours}';
     } else if (hours < 168) {
       final days = (hours / 24).round();
-      return '$days ${days == 1 ? 'day' : 'days'}';
+      return '$days ${days == 1 ? context.l10n.time_day : context.l10n.time_days}';
     } else if (hours < 720) {
       final weeks = (hours / 168).round();
-      return '$weeks ${weeks == 1 ? 'week' : 'weeks'}';
+      return '$weeks ${weeks == 1 ? context.l10n.time_week : context.l10n.time_weeks}';
     } else if (hours < 4380) {
       final months = (hours / 730).round();
-      return '$months ${months == 1 ? 'month' : 'months'}';
+      return '$months ${months == 1 ? context.l10n.time_month : context.l10n.time_months}';
     } else {
-      return 'All Time';
+      return context.l10n.time_allTime;
     }
   }
 }

lib/screens/repeater_cli_screen.dart

@@ -2,6 +2,7 @@ import 'dart:async';
 import 'dart:typed_data';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import '../l10n/l10n.dart';
 import '../models/contact.dart';
 import '../connector/meshcore_connector.dart';
 import '../connector/meshcore_protocol.dart';
@@ -33,14 +34,14 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
   RepeaterCommandService? _commandService;
 
   // Common commands for quick access
-  final List<Map<String, String>> _quickCommands = [
+  late final List<Map<String, String>> _quickCommands = [
-    {'label': 'Get Name', 'command': 'get name'},
+    {'labelKey': 'getName', 'command': 'get name'},
-    {'label': 'Get Radio', 'command': 'get radio'},
+    {'labelKey': 'getRadio', 'command': 'get radio'},
-    {'label': 'Get TX', 'command': 'get tx'},
+    {'labelKey': 'getTx', 'command': 'get tx'},
-    {'label': 'Neighbors', 'command': 'neighbors'},
+    {'labelKey': 'neighbors', 'command': 'neighbors'},
-    {'label': 'Version', 'command': 'ver'},
+    {'labelKey': 'version', 'command': 'ver'},
-    {'label': 'Advertise', 'command': 'advert'},
+    {'labelKey': 'advertise', 'command': 'advert'},
-    {'label': 'Clock', 'command': 'clock'},
+    {'labelKey': 'clock', 'command': 'clock'},
   ];
 
   @override
@@ -119,7 +120,7 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
     // Show debug info if requested
     if (showDebug && mounted) {
       final frame = buildSendCliCommandFrame(widget.repeater.publicKey, command);
-      DebugFrameViewer.showFrameDebug(context, frame, 'CLI Command Frame');
+      DebugFrameViewer.showFrameDebug(context, frame, context.l10n.repeater_cliCommandFrameTitle);
     }
 
     // Send CLI command to repeater with retry
@@ -148,7 +149,7 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
         setState(() {
           _commandHistory.add({
             'type': 'response',
-            'text': 'Error: $e',
+            'text': context.l10n.repeater_cliCommandError(e.toString()),
             'timestamp': DateTime.now().toString(),
           });
         });
@@ -215,6 +216,7 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     final connector = context.watch<MeshCoreConnector>();
     final repeater = _resolveRepeater(connector);
     final isFloodMode = repeater.pathOverride == -1;
@@ -225,7 +227,7 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
           crossAxisAlignment: CrossAxisAlignment.start,
           mainAxisSize: MainAxisSize.min,
           children: [
-            const Text('Repeater CLI'),
+            Text(l10n.repeater_cliTitle),
             Text(
               repeater.name,
               style: const TextStyle(fontSize: 14, fontWeight: FontWeight.normal),
@@ -236,7 +238,7 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
         actions: [
           PopupMenuButton<String>(
             icon: Icon(isFloodMode ? Icons.waves : Icons.route),
-            tooltip: 'Routing mode',
+            tooltip: l10n.repeater_routingMode,
             onSelected: (mode) async {
               if (mode == 'flood') {
                 await connector.setPathOverride(repeater, pathLen: -1);
@@ -252,7 +254,7 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
                     Icon(Icons.auto_mode, size: 20, color: !isFloodMode ? Theme.of(context).primaryColor : null),
                     const SizedBox(width: 8),
                     Text(
-                      'Auto (use saved path)',
+                      l10n.repeater_autoUseSavedPath,
                       style: TextStyle(
                         fontWeight: !isFloodMode ? FontWeight.bold : FontWeight.normal,
                       ),
@@ -267,7 +269,7 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
                     Icon(Icons.waves, size: 20, color: isFloodMode ? Theme.of(context).primaryColor : null),
                     const SizedBox(width: 8),
                     Text(
-                      'Force Flood Mode',
+                      l10n.repeater_forceFloodMode,
                       style: TextStyle(
                         fontWeight: isFloodMode ? FontWeight.bold : FontWeight.normal,
                       ),
@@ -279,31 +281,31 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
           ),
           IconButton(
             icon: const Icon(Icons.timeline),
-            tooltip: 'Path management',
+            tooltip: l10n.repeater_pathManagement,
             onPressed: () => PathManagementDialog.show(context, contact: repeater),
           ),
           IconButton(
             icon: const Icon(Icons.bug_report),
-            tooltip: 'Debug Next Command',
+            tooltip: l10n.repeater_debugNextCommand,
             onPressed: () {
               // Set a flag or just send next command with debug
               if (_commandController.text.trim().isNotEmpty) {
                 _sendCommand(showDebug: true);
               } else {
                 ScaffoldMessenger.of(context).showSnackBar(
-                  const SnackBar(content: Text('Enter a command first')),
+                  SnackBar(content: Text(l10n.repeater_enterCommandFirst)),
                 );
               }
             },
           ),
           IconButton(
             icon: const Icon(Icons.help_outline),
-            tooltip: 'Command Help',
+            tooltip: l10n.repeater_commandHelp,
             onPressed: () => _showCommandHelp(context),
           ),
           IconButton(
             icon: const Icon(Icons.clear_all),
-            tooltip: 'Clear History',
+            tooltip: l10n.repeater_clearHistory,
             onPressed: _commandHistory.isEmpty ? null : _clearHistory,
           ),
         ],
@@ -331,10 +333,11 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
         scrollDirection: Axis.horizontal,
         child: Row(
           children: _quickCommands.map((cmd) {
+            final label = _quickCommandLabel(cmd['labelKey']!);
             return Padding(
               padding: const EdgeInsets.only(right: 8),
               child: ActionChip(
-                label: Text(cmd['label']!),
+                label: Text(label),
                 onPressed: () => _useQuickCommand(cmd['command']!),
                 avatar: const Icon(Icons.play_arrow, size: 16),
               ),
@@ -345,7 +348,30 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
     );
   }
 
+  String _quickCommandLabel(String key) {
+    final l10n = context.l10n;
+    switch (key) {
+      case 'getName':
+        return l10n.repeater_cliQuickGetName;
+      case 'getRadio':
+        return l10n.repeater_cliQuickGetRadio;
+      case 'getTx':
+        return l10n.repeater_cliQuickGetTx;
+      case 'neighbors':
+        return l10n.repeater_cliQuickNeighbors;
+      case 'version':
+        return l10n.repeater_cliQuickVersion;
+      case 'advertise':
+        return l10n.repeater_cliQuickAdvertise;
+      case 'clock':
+        return l10n.repeater_cliQuickClock;
+      default:
+        return key;
+    }
+  }
+
   Widget _buildEmptyState() {
+    final l10n = context.l10n;
     return Center(
       child: Column(
         mainAxisAlignment: MainAxisAlignment.center,
@@ -353,12 +379,12 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
           Icon(Icons.terminal, size: 64, color: Colors.grey[400]),
           const SizedBox(height: 16),
           Text(
-            'No commands sent yet',
+            l10n.repeater_noCommandsSent,
             style: TextStyle(fontSize: 16, color: Colors.grey[600]),
           ),
           const SizedBox(height: 8),
           Text(
-            'Type a command below or use quick commands',
+            l10n.repeater_typeCommandOrUseQuick,
             style: TextStyle(fontSize: 14, color: Colors.grey[500]),
           ),
         ],
@@ -422,6 +448,7 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
   }
 
   Widget _buildCommandInput() {
+    final l10n = context.l10n;
     return Container(
       padding: const EdgeInsets.all(12),
       color: Theme.of(context).colorScheme.surface,
@@ -430,12 +457,12 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
           children: [
             IconButton(
               icon: const Icon(Icons.arrow_upward, size: 20),
-              tooltip: 'Previous command',
+              tooltip: l10n.repeater_previousCommand,
               onPressed: () => _navigateHistory(true),
             ),
             IconButton(
               icon: const Icon(Icons.arrow_downward, size: 20),
-              tooltip: 'Next command',
+              tooltip: l10n.repeater_nextCommand,
               onPressed: () => _navigateHistory(false),
             ),
             const SizedBox(width: 8),
@@ -443,10 +470,10 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
               child: TextField(
                 controller: _commandController,
                 focusNode: _commandFocusNode,
-                decoration: const InputDecoration(
+                decoration: InputDecoration(
-                  hintText: 'Enter command...',
+                  hintText: l10n.repeater_enterCommandHint,
-                  border: OutlineInputBorder(),
+                  border: const OutlineInputBorder(),
-                  contentPadding: EdgeInsets.symmetric(horizontal: 16, vertical: 12),
+                  contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
                   prefixText: '> ',
                 ),
                 style: const TextStyle(fontFamily: 'monospace'),
@@ -479,312 +506,284 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
   }
 
   void _showCommandHelp(BuildContext context) {
+    final l10n = context.l10n;
     final generalCommands = [
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'advert',
-        description: 'Sends an advertisement packet',
+        description: l10n.repeater_cliHelpAdvert,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'reboot',
-        description:
+        description: l10n.repeater_cliHelpReboot,
-            "Reboots the device. (note, you'll prob get 'Timeout' which is normal)",
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'clock',
-        description: "Displays current time per device's clock.",
+        description: l10n.repeater_cliHelpClock,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'password {new-password}',
-        description: 'Sets a new admin password for the device.',
+        description: l10n.repeater_cliHelpPassword,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'ver',
-        description: 'Shows the device version and firmware build date.',
+        description: l10n.repeater_cliHelpVersion,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'clear stats',
-        description: 'Resets various stats counters to zero.',
+        description: l10n.repeater_cliHelpClearStats,
       ),
     ];
 
     final settingsCommands = [
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set af {air-time-factor}',
-        description: 'Sets the air-time-factor.',
+        description: l10n.repeater_cliHelpSetAf,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set tx {tx-power-dbm}',
-        description: 'Sets LoRa transmit power in dBm. (reboot to apply)',
+        description: l10n.repeater_cliHelpSetTx,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set repeat {on|off}',
-        description: 'Enables or disables the repeater role for this node.',
+        description: l10n.repeater_cliHelpSetRepeat,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set allow.read.only {on|off}',
-        description:
+        description: l10n.repeater_cliHelpSetAllowReadOnly,
-            "(Room server) If 'on', then login in blank password will be allowed, but cannot Post to room. (just read only)",
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set flood.max {max-hops}',
-        description:
+        description: l10n.repeater_cliHelpSetFloodMax,
-            'Sets the maximum number of hops of inbound flood packet (if >= max, packet is not forwarded)',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set int.thresh {db}',
-        description:
+        description: l10n.repeater_cliHelpSetIntThresh,
-            'Sets the Interference Threshold (in DB). Default is 14. Set to 0 to disable channel interference detection.',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set agc.reset.interval {seconds}',
-        description:
+        description: l10n.repeater_cliHelpSetAgcResetInterval,
-            'Sets the interval to reset the Auto Gain Controller. Set to 0 to disable.',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set multi.acks {0|1}',
-        description: "Enables or disables the 'double ACKs' feature.",
+        description: l10n.repeater_cliHelpSetMultiAcks,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set advert.interval {minutes}',
-        description:
+        description: l10n.repeater_cliHelpSetAdvertInterval,
-            'Sets the timer interval in minutes to send a local (zero-hop) advertisement packet. Set to 0 to disable.',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set flood.advert.interval {hours}',
-        description:
+        description: l10n.repeater_cliHelpSetFloodAdvertInterval,
-            'Sets the timer interval in hours to send a flood advertisement packet. Set to 0 to disable.',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set guest.password {guess-password}',
-        description:
+        description: l10n.repeater_cliHelpSetGuestPassword,
-            'Sets/updates the guest password. (for repeaters, guest logins can send the "Get Stats" request)',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set name {name}',
-        description: 'Sets the advertisement name.',
+        description: l10n.repeater_cliHelpSetName,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set lat {latitude}',
-        description: 'Sets the advertisement map latitude. (decimal degrees)',
+        description: l10n.repeater_cliHelpSetLat,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set lon {longitude}',
-        description: 'Sets the advertisement map longitude. (decimal degrees)',
+        description: l10n.repeater_cliHelpSetLon,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set radio {freq},{bw},{sf},{cr}',
-        description:
+        description: l10n.repeater_cliHelpSetRadio,
-            'Sets completely new radio params, and saves to preferences. Requires a "reboot" command to apply.',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set rxdelay {base}',
-        description:
+        description: l10n.repeater_cliHelpSetRxDelay,
-            'Sets (experimental) base (must be > 1 for effect) for applying slight delay to received packets, based on signal strength/score. Set to 0 to disable.',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set txdelay {factor}',
-        description:
+        description: l10n.repeater_cliHelpSetTxDelay,
-            'Sets a factor multiplied with time-on-air for a flood-mode packet and with a randomized slot system, to delay its forwarding. (to decrease likelihood of collisions)',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set direct.txdelay {factor}',
-        description:
+        description: l10n.repeater_cliHelpSetDirectTxDelay,
-            'Same as txdelay, but for applying a random delay to the forwarding of direct-mode packets.',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set bridge.enabled {on|off}',
-        description: 'Enable/Disable bridge.',
+        description: l10n.repeater_cliHelpSetBridgeEnabled,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set bridge.delay {0-10000}',
-        description: 'Set delay before retransmitting packets.',
+        description: l10n.repeater_cliHelpSetBridgeDelay,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set bridge.source {rx|tx}',
-        description:
+        description: l10n.repeater_cliHelpSetBridgeSource,
-            'Choose wether the bridge will retransmit received packets or transmitted packets.',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set bridge.baud {speed}',
-        description: 'Set serial link baudrate for rs232 bridges.',
+        description: l10n.repeater_cliHelpSetBridgeBaud,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set bridge.secret {shared-secret}',
-        description: 'Set bridge secret for espnow bridges.',
+        description: l10n.repeater_cliHelpSetBridgeSecret,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'set adc.multiplier {factor}',
-        description:
+        description: l10n.repeater_cliHelpSetAdcMultiplier,
-            'Sets custom factor to adjust reported battery voltage (only supported on select boards).',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'tempradio {freq},{bw},{sf},{cr},{minutes}',
-        description:
+        description: l10n.repeater_cliHelpTempRadio,
-            'Sets temporary radio params for the given number of {minutes}, reverting to original radio params afterward. (does NOT save to preferences).',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'setperm {pubkey-hex} {permissions}',
-        description:
+        description: l10n.repeater_cliHelpSetPerm,
-            'Modifies the ACL. Removes matching entry (by pubkey prefix) if "permissions" is zero. Adds new entry if pubkey-hex is full length and is not currently in ACL. Updates entry by matching pubkey prefix. Permission bits vary per firmware role, but low 2 bits are: 0 (Guest), 1 (Read only), 2 (Read write), 3 (Admin)',
       ),
     ];
 
     final bridgeCommands = [
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'get bridge.type',
-        description: 'Gets bridge type none, rs232, espnow',
+        description: l10n.repeater_cliHelpGetBridgeType,
       ),
     ];
 
     final loggingCommands = [
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'log start',
-        description: 'Starts packet logging to file system.',
+        description: l10n.repeater_cliHelpLogStart,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'log stop',
-        description: 'Stops packet logging to file system.',
+        description: l10n.repeater_cliHelpLogStop,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'log erase',
-        description: 'Erases the packet logs from file system.',
+        description: l10n.repeater_cliHelpLogErase,
       ),
     ];
 
     final neighborCommands = [
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'neighbors',
-        description:
+        description: l10n.repeater_cliHelpNeighbors,
-            'Shows a list of other repeater nodes heard via zero-hop adverts. Each line is {id-prefix-hex}:{timestamp}:{snr-times-4}',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'neighbor.remove {pubkey-prefix}',
-        description:
+        description: l10n.repeater_cliHelpNeighborRemove,
-            'Removes first matching entry (by pubkey prefix (hex)), from neighbors list.',
       ),
     ];
 
     final regionCommands = [
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'region',
-        description:
+        description: l10n.repeater_cliHelpRegion,
-            '(serial only) Lists all defined regions and current flood permissions.',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'region load',
-        description:
+        description: l10n.repeater_cliHelpRegionLoad,
-            'NOTE: this is a special multi-command invocation. Each subsequent command is a region name (indented with spaces to indicate parent hierarchy, with one space at minimum). Terminated by sending a blank line/command.',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'region get {* | name-prefix}',
-        description:
+        description: l10n.repeater_cliHelpRegionGet,
-            'Searches for region with given name prefix (or "*" for the global scope). Replies with "-> {region-name} ({parent-name}) {\'F\'}"',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'region put {name} {* | parent-name-prefix}',
-        description: 'Adds or updates a region definition with given name.',
+        description: l10n.repeater_cliHelpRegionPut,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'region remove {name}',
-        description:
+        description: l10n.repeater_cliHelpRegionRemove,
-            'Removes a region definition with given name. (must match exactly, and have no child regions)',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'region allowf {* | name-prefix}',
-        description:
+        description: l10n.repeater_cliHelpRegionAllowf,
-            "Sets the 'F'lood permission for the given region. ('*' for the global/legacy scope)",
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'region denyf {* | name-prefix}',
-        description:
+        description: l10n.repeater_cliHelpRegionDenyf,
-            "Removes the 'F'lood permission for the given region. (NOTE: at this stage NOT advised to use this on the global/legacy scope!!)",
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'region home',
-        description:
+        description: l10n.repeater_cliHelpRegionHome,
-            "Replies with the current 'home' region. (Note applied anywhere yet, reserved for future)",
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'region home {* | name-prefix}',
-        description: "Sets the 'home' region.",
+        description: l10n.repeater_cliHelpRegionHomeSet,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'region save',
-        description: 'Persists the region list/map to storage.',
+        description: l10n.repeater_cliHelpRegionSave,
       ),
     ];
 
     final gpsCommands = [
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'gps',
-        description:
+        description: l10n.repeater_cliHelpGps,
-            'Gives status of gps. When gps is off, it replies only off, if on it replies with on, {status}, {fix}, {sat count}',
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'gps {on|off}',
-        description: 'Toggles gps power state.',
+        description: l10n.repeater_cliHelpGpsOnOff,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'gps sync',
-        description: 'Syncs node time with gps clock.',
+        description: l10n.repeater_cliHelpGpsSync,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'gps setloc',
-        description: "Sets node's position to gps coordinates and save preferences.",
+        description: l10n.repeater_cliHelpGpsSetLoc,
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'gps advert',
-        description:
+        description: l10n.repeater_cliHelpGpsAdvert,
-            "Gives location advert configuration of the node:\n- none: don't include location in adverts\n- share: share gps location (from SensorManager)\n- prefs: advert the location stored in preferences",
       ),
-      const _CommandHelpEntry(
+      _CommandHelpEntry(
         command: 'gps advert {none|share|prefs}',
-        description: 'Sets location advert configuration.',
+        description: l10n.repeater_cliHelpGpsAdvertSet,
       ),
     ];
 
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
-        title: const Text('Commands List'),
+        title: Text(l10n.repeater_commandsListTitle),
         content: SingleChildScrollView(
           child: Column(
             mainAxisSize: MainAxisSize.min,
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
-              const Text(
+              Text(
-                'NOTE: for the various "set ..." commands, there is also a "get ..." command.',
+                l10n.repeater_commandsListNote,
-                style: TextStyle(fontSize: 13),
+                style: const TextStyle(fontSize: 13),
               ),
               const SizedBox(height: 16),
-              _buildHelpSection(context, 'General', generalCommands),
+              _buildHelpSection(context, l10n.repeater_general, generalCommands),
               const SizedBox(height: 16),
-              _buildHelpSection(context, 'Settings', settingsCommands),
+              _buildHelpSection(context, l10n.repeater_settingsCategory, settingsCommands),
               const SizedBox(height: 16),
-              _buildHelpSection(context, 'Bridge', bridgeCommands),
+              _buildHelpSection(context, l10n.repeater_bridge, bridgeCommands),
               const SizedBox(height: 16),
-              _buildHelpSection(context, 'Logging', loggingCommands),
+              _buildHelpSection(context, l10n.repeater_logging, loggingCommands),
               const SizedBox(height: 16),
               _buildHelpSection(
                 context,
-                'Neighbors (Repeater only)',
+                l10n.repeater_neighborsRepeaterOnly,
                 neighborCommands,
               ),
               const SizedBox(height: 16),
               _buildHelpSection(
                 context,
-                'Region Management (Repeater only)',
+                l10n.repeater_regionManagementRepeaterOnly,
                 regionCommands,
-                note:
+                note: l10n.repeater_regionNote,
-                    'Region commands have been introduced to manage region definitions and permissions.',
               ),
               const SizedBox(height: 16),
               _buildHelpSection(
                 context,
-                'GPS Management',
+                l10n.repeater_gpsManagement,
                 gpsCommands,
-                note:
+                note: l10n.repeater_gpsNote,
-                    'gps command has been introduced to manage location related topics.',
               ),
             ],
           ),
@@ -792,7 +791,7 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Close'),
+            child: Text(l10n.common_close),
           ),
         ],
       ),

lib/screens/repeater_hub_screen.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import '../l10n/l10n.dart';
 import '../models/contact.dart';
 import 'repeater_status_screen.dart';
 import 'repeater_cli_screen.dart';
@@ -17,13 +18,14 @@ class RepeaterHubScreen extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     return Scaffold(
       appBar: AppBar(
         title: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           mainAxisSize: MainAxisSize.min,
           children: [
-            const Text('Repeater Management'),
+            Text(l10n.repeater_management),
             Text(
               repeater.name,
               style: const TextStyle(fontSize: 14, fontWeight: FontWeight.normal),
@@ -77,17 +79,17 @@ class RepeaterHubScreen extends StatelessWidget {
                 ),
               ),
               const SizedBox(height: 24),
-              const Text(
+              Text(
-                'Management Tools',
+                l10n.repeater_managementTools,
-                style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+                style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
               ),
               const SizedBox(height: 16),
               // Status button
               _buildManagementCard(
                 context,
                 icon: Icons.analytics,
-                title: 'Status',
+                title: l10n.repeater_status,
-                subtitle: 'View repeater status, stats, and neighbors',
+                subtitle: l10n.repeater_statusSubtitle,
                 color: Colors.blue,
                 onTap: () {
                   Navigator.push(
@@ -102,12 +104,12 @@ class RepeaterHubScreen extends StatelessWidget {
                 },
               ),
               const SizedBox(height: 16),
-              // Status button
+              // Telemetry button
               _buildManagementCard(
                 context,
                 icon: Icons.bar_chart_sharp,
-                title: 'Telemetry',
+                title: l10n.repeater_telemetry,
-                subtitle: 'View telemetry of sensors and system stats',
+                subtitle: l10n.repeater_telemetrySubtitle,
                 color: Colors.teal,
                 onTap: () {
                   Navigator.push(
@@ -126,8 +128,8 @@ class RepeaterHubScreen extends StatelessWidget {
               _buildManagementCard(
                 context,
                 icon: Icons.terminal,
-                title: 'CLI',
+                title: l10n.repeater_cli,
-                subtitle: 'Send commands to the repeater',
+                subtitle: l10n.repeater_cliSubtitle,
                 color: Colors.green,
                 onTap: () {
                   Navigator.push(
@@ -146,8 +148,8 @@ class RepeaterHubScreen extends StatelessWidget {
               _buildManagementCard(
                 context,
                 icon: Icons.settings,
-                title: 'Settings',
+                title: l10n.repeater_settings,
-                subtitle: 'Configure repeater parameters',
+                subtitle: l10n.repeater_settingsSubtitle,
                 color: Colors.orange,
                 onTap: () {
                   Navigator.push(

lib/screens/repeater_settings_screen.dart

@@ -2,6 +2,7 @@ import 'dart:async';
 import 'dart:typed_data';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import '../l10n/l10n.dart';
 import '../models/contact.dart';
 import '../connector/meshcore_connector.dart';
 import '../connector/meshcore_protocol.dart';
@@ -32,7 +33,6 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
   bool _refreshingLocation = false;
   bool _refreshingRepeat = false;
   bool _refreshingAllowReadOnly = false;
-  bool _refreshingPrivacy = false;
   bool _refreshingAdvertisement = false;
   StreamSubscription<Uint8List>? _frameSubscription;
   RepeaterCommandService? _commandService;
@@ -246,17 +246,6 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
     });
   }
 
-  bool _isAnySectionRefreshing() {
-    return _refreshingBasic ||
-        _refreshingRadio ||
-        _refreshingTxPower ||
-        _refreshingLocation ||
-        _refreshingRepeat ||
-        _refreshingAllowReadOnly ||
-        _refreshingPrivacy ||
-        _refreshingAdvertisement;
-  }
-
   bool _normalizeOnOff(String value) {
     final normalized = value.trim().toLowerCase();
     return normalized == 'on' ||
@@ -398,6 +387,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
     required ValueSetter<bool> setRefreshing,
   }) async {
     if (_commandService == null) return;
+    final l10n = context.l10n;
 
     setState(() {
       setRefreshing(true);
@@ -426,14 +416,14 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
       if (successCount > 0) {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('$label refreshed'),
+            content: Text(l10n.repeater_refreshed(label)),
             backgroundColor: Colors.green,
           ),
         );
       } else {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Error refreshing $label'),
+            content: Text(l10n.repeater_errorRefreshing(label)),
             backgroundColor: Colors.red,
           ),
         );
@@ -449,64 +439,63 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
   }
 
   Future<void> _refreshBasicSettings() async {
+    final l10n = context.l10n;
     await _refreshSection(
-      label: 'Basic settings',
+      label: l10n.repeater_basicSettings,
       commands: const ['get name'],
       setRefreshing: (value) => _refreshingBasic = value,
     );
   }
 
   Future<void> _refreshRadioSettings() async {
+    final l10n = context.l10n;
     await _refreshSection(
-      label: 'Radio settings',
+      label: l10n.repeater_radioSettings,
       commands: const ['get radio'],
       setRefreshing: (value) => _refreshingRadio = value,
     );
   }
 
   Future<void> _refreshTxPower() async {
+    final l10n = context.l10n;
     await _refreshSection(
-      label: 'TX power',
+      label: l10n.repeater_txPower,
       commands: const ['get tx'],
       setRefreshing: (value) => _refreshingTxPower = value,
     );
   }
 
   Future<void> _refreshLocationSettings() async {
+    final l10n = context.l10n;
     await _refreshSection(
-      label: 'Location settings',
+      label: l10n.repeater_locationSettings,
       commands: const ['get lat', 'get lon'],
       setRefreshing: (value) => _refreshingLocation = value,
     );
   }
 
   Future<void> _refreshRepeat() async {
+    final l10n = context.l10n;
     await _refreshSection(
-      label: 'Packet forwarding',
+      label: l10n.repeater_packetForwarding,
       commands: const ['get repeat'],
       setRefreshing: (value) => _refreshingRepeat = value,
     );
   }
 
   Future<void> _refreshAllowReadOnly() async {
+    final l10n = context.l10n;
     await _refreshSection(
-      label: 'Guest access',
+      label: l10n.repeater_guestAccess,
       commands: const ['get allow.read.only'],
       setRefreshing: (value) => _refreshingAllowReadOnly = value,
     );
   }
 
-  Future<void> _refreshPrivacy() async {
-    await _refreshSection(
-      label: 'Privacy mode',
-      commands: const ['get privacy'],
-      setRefreshing: (value) => _refreshingPrivacy = value,
-    );
-  }
-
   Future<void> _refreshAdvertisementSettings() async {
+    final l10n = context.l10n;
     await _refreshSection(
-      label: 'Advertisement settings',
+      label: l10n.repeater_advertisementSettings,
       commands: const [
         'get advert.interval',
         'get flood.advert.interval',
@@ -604,8 +593,8 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
 
       if (mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(
+          SnackBar(
-            content: Text('Settings saved successfully'),
+            content: Text(context.l10n.repeater_settingsSaved),
             backgroundColor: Colors.green,
           ),
         );
@@ -618,7 +607,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
       if (mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Error saving settings: $e'),
+            content: Text(context.l10n.repeater_errorSavingSettings(e.toString())),
             backgroundColor: Colors.red,
           ),
         );
@@ -637,6 +626,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
   Widget _buildSectionHeader({
     required IconData icon,
     required String title,
+    required String tooltip,
     required bool isRefreshing,
     required VoidCallback onRefresh,
   }) {
@@ -658,7 +648,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
                 )
               : const Icon(Icons.refresh),
           onPressed: isRefreshing ? null : onRefresh,
-          tooltip: 'Refresh $title',
+          tooltip: tooltip,
         ),
       ],
     );
@@ -688,6 +678,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     final connector = context.watch<MeshCoreConnector>();
     final repeater = _resolveRepeater(connector);
     final isFloodMode = repeater.pathOverride == -1;
@@ -698,7 +689,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
           crossAxisAlignment: CrossAxisAlignment.start,
           mainAxisSize: MainAxisSize.min,
           children: [
-            const Text('Repeater Settings'),
+            Text(l10n.repeater_settingsTitle),
             Text(
               repeater.name,
               style: const TextStyle(fontSize: 14, fontWeight: FontWeight.normal),
@@ -709,7 +700,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
         actions: [
           PopupMenuButton<String>(
             icon: Icon(isFloodMode ? Icons.waves : Icons.route),
-            tooltip: 'Routing mode',
+            tooltip: l10n.repeater_routingMode,
             onSelected: (mode) async {
               if (mode == 'flood') {
                 await connector.setPathOverride(repeater, pathLen: -1);
@@ -728,7 +719,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
                     Icon(Icons.auto_mode, size: 20, color: !isFloodMode ? Theme.of(context).primaryColor : null),
                     const SizedBox(width: 8),
                     Text(
-                      'Auto (use saved path)',
+                      l10n.repeater_autoUseSavedPath,
                       style: TextStyle(
                         fontWeight: !isFloodMode ? FontWeight.bold : FontWeight.normal,
                       ),
@@ -743,7 +734,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
                     Icon(Icons.waves, size: 20, color: isFloodMode ? Theme.of(context).primaryColor : null),
                     const SizedBox(width: 8),
                     Text(
-                      'Force Flood Mode',
+                      l10n.repeater_forceFloodMode,
                       style: TextStyle(
                         fontWeight: isFloodMode ? FontWeight.bold : FontWeight.normal,
                       ),
@@ -755,14 +746,14 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
           ),
           IconButton(
             icon: const Icon(Icons.timeline),
-            tooltip: 'Path management',
+            tooltip: l10n.repeater_pathManagement,
             onPressed: () => PathManagementDialog.show(context, contact: repeater),
           ),
           if (_hasChanges)
             TextButton.icon(
               onPressed: _isLoading ? null : _saveSettings,
               icon: const Icon(Icons.save),
-              label: const Text('Save'),
+              label: Text(l10n.common_save),
             ),
         ],
       ),
@@ -791,6 +782,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
   }
 
   Widget _buildBasicSettingsCard() {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(16),
@@ -799,27 +791,28 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
           children: [
             _buildSectionHeader(
               icon: Icons.settings,
-              title: 'Basic Settings',
+              title: l10n.repeater_basicSettings,
+              tooltip: l10n.repeater_refreshBasicSettings,
               isRefreshing: _refreshingBasic,
               onRefresh: _refreshBasicSettings,
             ),
             const Divider(),
             TextField(
               controller: _nameController,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Repeater Name',
+                labelText: l10n.repeater_repeaterName,
-                helperText: 'Display name for this repeater',
+                helperText: l10n.repeater_repeaterNameHelper,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               onChanged: (_) => _markChanged(),
             ),
             const SizedBox(height: 16),
             TextField(
               controller: _passwordController,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Admin Password',
+                labelText: l10n.repeater_adminPassword,
-                helperText: 'Full access password',
+                helperText: l10n.repeater_adminPasswordHelper,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               obscureText: true,
               onChanged: (_) => _markChanged(),
@@ -827,10 +820,10 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
             const SizedBox(height: 16),
             TextField(
               controller: _guestPasswordController,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Guest Password',
+                labelText: l10n.repeater_guestPassword,
-                helperText: 'Read-only access password',
+                helperText: l10n.repeater_guestPasswordHelper,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               obscureText: true,
               onChanged: (_) => _markChanged(),
@@ -842,6 +835,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
   }
 
   Widget _buildRadioSettingsCard() {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(16),
@@ -850,17 +844,18 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
           children: [
             _buildSectionHeader(
               icon: Icons.radio,
-              title: 'Radio Settings',
+              title: l10n.repeater_radioSettings,
+              tooltip: l10n.repeater_refreshRadioSettings,
               isRefreshing: _refreshingRadio,
               onRefresh: _refreshRadioSettings,
             ),
             const Divider(),
             TextField(
               controller: _freqController,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Frequency (MHz)',
+                labelText: l10n.repeater_frequencyMhz,
-                helperText: '300-2500 MHz',
+                helperText: l10n.repeater_frequencyHelper,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
                 suffixText: 'MHz',
               ),
               keyboardType: const TextInputType.numberWithOptions(decimal: true),
@@ -873,10 +868,10 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
                 Expanded(
                   child: TextField(
                     controller: _txPowerController,
-                    decoration: const InputDecoration(
+                    decoration: InputDecoration(
-                      labelText: 'TX Power',
+                      labelText: l10n.repeater_txPower,
-                      helperText: '1-30 dBm',
+                      helperText: l10n.repeater_txPowerHelper,
-                      border: OutlineInputBorder(),
+                      border: const OutlineInputBorder(),
                       suffixText: 'dBm',
                     ),
                     keyboardType: TextInputType.number,
@@ -887,16 +882,16 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
                 _buildInlineRefreshButton(
                   isRefreshing: _refreshingTxPower,
                   onRefresh: _refreshTxPower,
-                  tooltip: 'Refresh TX power',
+                  tooltip: l10n.repeater_refreshTxPower,
                 ),
               ],
             ),
             const SizedBox(height: 16),
             DropdownButtonFormField<int>(
               initialValue: _bandwidth,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Bandwidth',
+                labelText: l10n.repeater_bandwidth,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               items: _bandwidthOptions.map((bw) {
                 return DropdownMenuItem(
@@ -916,9 +911,9 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
             const SizedBox(height: 16),
             DropdownButtonFormField<int>(
               initialValue: _spreadingFactor,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Spreading Factor',
+                labelText: l10n.repeater_spreadingFactor,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               items: _spreadingFactorOptions.map((sf) {
                 return DropdownMenuItem(
@@ -938,9 +933,9 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
             const SizedBox(height: 16),
             DropdownButtonFormField<int>(
               initialValue: _codingRate,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Coding Rate',
+                labelText: l10n.repeater_codingRate,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               items: _codingRateOptions.map((cr) {
                 return DropdownMenuItem(
@@ -964,6 +959,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
   }
 
   Widget _buildLocationSettingsCard() {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(16),
@@ -972,17 +968,18 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
           children: [
             _buildSectionHeader(
               icon: Icons.location_on,
-              title: 'Location Settings',
+              title: l10n.repeater_locationSettings,
+              tooltip: l10n.repeater_refreshLocationSettings,
               isRefreshing: _refreshingLocation,
               onRefresh: _refreshLocationSettings,
             ),
             const Divider(),
             TextField(
               controller: _latController,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Latitude',
+                labelText: l10n.repeater_latitude,
-                helperText: 'Decimal degrees (e.g., 37.7749)',
+                helperText: l10n.repeater_latitudeHelper,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               keyboardType: const TextInputType.numberWithOptions(decimal: true, signed: true),
               onChanged: (_) => _markChanged(),
@@ -990,10 +987,10 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
             const SizedBox(height: 16),
             TextField(
               controller: _lonController,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Longitude',
+                labelText: l10n.repeater_longitude,
-                helperText: 'Decimal degrees (e.g., -122.4194)',
+                helperText: l10n.repeater_longitudeHelper,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               keyboardType: const TextInputType.numberWithOptions(decimal: true, signed: true),
               onChanged: (_) => _markChanged(),
@@ -1005,6 +1002,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
   }
 
   Widget _buildFeatureTogglesCard() {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(16),
@@ -1015,16 +1013,16 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
               children: [
                 Icon(Icons.toggle_on, color: Theme.of(context).textTheme.headlineSmall?.color),
                 const SizedBox(width: 8),
-                const Text(
+                Text(
-                  'Features',
+                  l10n.repeater_features,
-                  style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+                  style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
                 ),
               ],
             ),
             const Divider(),
             _buildFeatureToggleRow(
-              title: 'Packet Forwarding',
+              title: l10n.repeater_packetForwarding,
-              subtitle: 'Enable repeater to forward packets',
+              subtitle: l10n.repeater_packetForwardingSubtitle,
               value: _repeatEnabled,
               isRefreshing: _refreshingRepeat,
               onChanged: (value) {
@@ -1034,10 +1032,11 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
                 _markChanged();
               },
               onRefresh: _refreshRepeat,
+              refreshTooltip: l10n.repeater_refreshPacketForwarding,
             ),
             _buildFeatureToggleRow(
-              title: 'Guest Access',
+              title: l10n.repeater_guestAccess,
-              subtitle: 'Allow read-only guest access',
+              subtitle: l10n.repeater_guestAccessSubtitle,
               value: _allowReadOnly,
               isRefreshing: _refreshingAllowReadOnly,
               onChanged: (value) {
@@ -1047,11 +1046,12 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
                 _markChanged();
               },
               onRefresh: _refreshAllowReadOnly,
+              refreshTooltip: l10n.repeater_refreshGuestAccess,
             ),
             // Privacy mode - hidden until fully implemented
             // _buildFeatureToggleRow(
-            //   title: 'Privacy Mode',
+            //   title: l10n.repeater_privacyMode,
-            //   subtitle: 'Hide name/location in advertisements',
+            //   subtitle: l10n.repeater_privacyModeSubtitle,
             //   value: _privacyMode,
             //   isRefreshing: _refreshingPrivacy,
             //   onChanged: (value) {
@@ -1061,6 +1061,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
             //     _markChanged();
             //   },
             //   onRefresh: _refreshPrivacy,
+            //   refreshTooltip: l10n.repeater_refreshPrivacyMode,
             // ),
           ],
         ),
@@ -1075,6 +1076,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
     required bool isRefreshing,
     required ValueChanged<bool> onChanged,
     required VoidCallback onRefresh,
+    required String refreshTooltip,
   }) {
     return Row(
       children: [
@@ -1093,10 +1095,10 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
                   width: 18,
                   height: 18,
                   child: CircularProgressIndicator(strokeWidth: 2),
-                )
+              )
               : const Icon(Icons.refresh, size: 20),
           onPressed: isRefreshing ? null : onRefresh,
-          tooltip: 'Refresh $title',
+          tooltip: refreshTooltip,
           visualDensity: VisualDensity.compact,
         ),
       ],
@@ -1104,6 +1106,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
   }
 
   Widget _buildAdvertisementSettingsCard() {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(16),
@@ -1112,22 +1115,23 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
           children: [
             _buildSectionHeader(
               icon: Icons.broadcast_on_personal,
-              title: 'Advertisement Settings',
+              title: l10n.repeater_advertisementSettings,
+              tooltip: l10n.repeater_refreshAdvertisementSettings,
               isRefreshing: _refreshingAdvertisement,
               onRefresh: _refreshAdvertisementSettings,
             ),
             const Divider(),
             ListTile(
-              title: const Text('Local Advertisement Interval'),
+              title: Text(l10n.repeater_localAdvertInterval),
-              subtitle: Text('$_advertInterval minutes'),
+              subtitle: Text(l10n.repeater_localAdvertIntervalMinutes(_advertInterval)),
-              trailing: Text('${_advertInterval}m'),
+              trailing: Text(l10n.repeater_localAdvertIntervalMinutes(_advertInterval)),
             ),
             Slider(
               value: _advertInterval.toDouble(),
               min: 60,
               max: 240,
               divisions: 18,
-              label: '${_advertInterval}m',
+              label: l10n.repeater_localAdvertIntervalMinutes(_advertInterval),
               onChanged: (value) {
                 setState(() {
                   _advertInterval = value.toInt();
@@ -1137,16 +1141,16 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
             ),
             const SizedBox(height: 16),
             ListTile(
-              title: const Text('Flood Advertisement Interval'),
+              title: Text(l10n.repeater_floodAdvertInterval),
-              subtitle: Text('$_floodAdvertInterval hours'),
+              subtitle: Text(l10n.repeater_floodAdvertIntervalHours(_floodAdvertInterval)),
-              trailing: Text('${_floodAdvertInterval}h'),
+              trailing: Text(l10n.repeater_floodAdvertIntervalHours(_floodAdvertInterval)),
             ),
             Slider(
               value: _floodAdvertInterval.toDouble(),
               min: 3,
               max: 48,
               divisions: 45,
-              label: '${_floodAdvertInterval}h',
+              label: l10n.repeater_floodAdvertIntervalHours(_floodAdvertInterval),
               onChanged: (value) {
                 setState(() {
                   _floodAdvertInterval = value.toInt();
@@ -1158,16 +1162,16 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
             // if (_privacyMode) ...[
             //   const SizedBox(height: 16),
             //   ListTile(
-            //     title: const Text('Encrypted Advertisement Interval'),
+            //     title: Text(l10n.repeater_encryptedAdvertInterval),
-            //     subtitle: Text('$_privAdvertInterval minutes'),
+            //     subtitle: Text(l10n.repeater_localAdvertIntervalMinutes(_privAdvertInterval)),
-            //     trailing: Text('${_privAdvertInterval}m'),
+            //     trailing: Text(l10n.repeater_localAdvertIntervalMinutes(_privAdvertInterval)),
             //   ),
             //   Slider(
             //     value: _privAdvertInterval.toDouble(),
             //     min: 30,
             //     max: 240,
             //     divisions: 21,
-            //     label: '${_privAdvertInterval}m',
+            //     label: l10n.repeater_localAdvertIntervalMinutes(_privAdvertInterval),
             //     onChanged: (value) {
             //       setState(() {
             //         _privAdvertInterval = value.toInt();
@@ -1183,6 +1187,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
   }
 
   Widget _buildDangerZoneCard() {
+    final l10n = context.l10n;
     final colorScheme = Theme.of(context).colorScheme;
     return Card(
       color: colorScheme.errorContainer,
@@ -1196,7 +1201,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
                 Icon(Icons.warning, color: colorScheme.onErrorContainer),
                 const SizedBox(width: 8),
                 Text(
-                  'Danger Zone',
+                  l10n.repeater_dangerZone,
                   style: TextStyle(
                     fontSize: 18,
                     fontWeight: FontWeight.bold,
@@ -1208,14 +1213,14 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
             const Divider(),
             ListTile(
               leading: Icon(Icons.refresh, color: colorScheme.onErrorContainer),
-              title: Text('Reboot Repeater', style: TextStyle(color: colorScheme.onErrorContainer)),
+              title: Text(l10n.repeater_rebootRepeater, style: TextStyle(color: colorScheme.onErrorContainer)),
               subtitle: Text(
-                'Restart the repeater device',
+                l10n.repeater_rebootRepeaterSubtitle,
                 style: TextStyle(color: colorScheme.onErrorContainer.withValues(alpha: 0.8)),
               ),
               onTap: () => _confirmAction(
-                'Reboot Repeater',
+                l10n.repeater_rebootRepeater,
-                'Are you sure you want to reboot this repeater?',
+                l10n.repeater_rebootRepeaterConfirm,
                 () => _sendDangerCommand('reboot'),
               ),
             ),
@@ -1235,14 +1240,14 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
             // ),
             ListTile(
               leading: Icon(Icons.delete_forever, color: colorScheme.onErrorContainer),
-              title: Text('Erase File System', style: TextStyle(color: colorScheme.onErrorContainer)),
+              title: Text(l10n.repeater_eraseFileSystem, style: TextStyle(color: colorScheme.onErrorContainer)),
               subtitle: Text(
-                'Format the repeater file system',
+                l10n.repeater_eraseFileSystemSubtitle,
                 style: TextStyle(color: colorScheme.onErrorContainer.withValues(alpha: 0.8)),
               ),
               onTap: () => _confirmAction(
-                'Erase File System',
+                l10n.repeater_eraseFileSystem,
-                'WARNING: This will erase all data on the repeater. This cannot be undone!',
+                l10n.repeater_eraseFileSystemConfirm,
                 () => _sendDangerCommand('erase'),
                 isDestructive: true,
               ),
@@ -1254,13 +1259,14 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
   }
 
   Future<void> _sendDangerCommand(String command) async {
+    final l10n = context.l10n;
     final connector = Provider.of<MeshCoreConnector>(context, listen: false);
     final repeater = _resolveRepeater(connector);
 
     if (command == 'erase') {
       if (mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(content: Text('Erase is only available over serial console.')),
+          SnackBar(content: Text(l10n.repeater_eraseSerialOnly)),
         );
       }
       return;
@@ -1284,14 +1290,14 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
 
       if (mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(content: Text('Command sent: $command')),
+          SnackBar(content: Text(l10n.repeater_commandSent(command))),
         );
       }
     } catch (e) {
       if (mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Error sending command: $e'),
+            content: Text(l10n.repeater_errorSendingCommand(e.toString())),
             backgroundColor: Colors.red,
           ),
         );
@@ -1305,6 +1311,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
     VoidCallback onConfirm, {
     bool isDestructive = false,
   }) {
+    final l10n = context.l10n;
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
@@ -1313,7 +1320,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Cancel'),
+            child: Text(l10n.common_cancel),
           ),
           FilledButton(
             onPressed: () {
@@ -1323,7 +1330,7 @@ class _RepeaterSettingsScreenState extends State<RepeaterSettingsScreen> {
             style: isDestructive
                 ? FilledButton.styleFrom(backgroundColor: Colors.red)
                 : null,
-            child: const Text('Confirm'),
+            child: Text(l10n.repeater_confirm),
           ),
         ],
       ),

lib/screens/repeater_status_screen.dart

@@ -3,6 +3,7 @@ import 'dart:convert';
 import 'dart:typed_data';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import '../l10n/l10n.dart';
 import '../models/contact.dart';
 import '../models/path_selection.dart';
 import '../connector/meshcore_connector.dart';
@@ -274,8 +275,8 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
           _isLoading = false;
         });
         ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(
+          SnackBar(
-            content: Text('Status request timed out.'),
+            content: Text(context.l10n.repeater_statusRequestTimeout),
             backgroundColor: Colors.red,
           ),
         );
@@ -289,7 +290,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
 
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Error loading status: $e'),
+            content: Text(context.l10n.repeater_errorLoadingStatus(e.toString())),
             backgroundColor: Colors.red,
           ),
         );
@@ -309,6 +310,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     final connector = context.watch<MeshCoreConnector>();
     final repeater = _resolveRepeater(connector);
     final isFloodMode = repeater.pathOverride == -1;
@@ -319,7 +321,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
           crossAxisAlignment: CrossAxisAlignment.start,
           mainAxisSize: MainAxisSize.min,
           children: [
-            const Text('Repeater Status'),
+            Text(l10n.repeater_statusTitle),
             Text(
               repeater.name,
               style: const TextStyle(fontSize: 14, fontWeight: FontWeight.normal),
@@ -330,7 +332,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
         actions: [
           PopupMenuButton<String>(
             icon: Icon(isFloodMode ? Icons.waves : Icons.route),
-            tooltip: 'Routing mode',
+            tooltip: l10n.repeater_routingMode,
             onSelected: (mode) async {
               if (mode == 'flood') {
                 await connector.setPathOverride(repeater, pathLen: -1);
@@ -346,7 +348,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
                     Icon(Icons.auto_mode, size: 20, color: !isFloodMode ? Theme.of(context).primaryColor : null),
                     const SizedBox(width: 8),
                     Text(
-                      'Auto (use saved path)',
+                      l10n.repeater_autoUseSavedPath,
                       style: TextStyle(
                         fontWeight: !isFloodMode ? FontWeight.bold : FontWeight.normal,
                       ),
@@ -361,7 +363,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
                     Icon(Icons.waves, size: 20, color: isFloodMode ? Theme.of(context).primaryColor : null),
                     const SizedBox(width: 8),
                     Text(
-                      'Force Flood Mode',
+                      l10n.repeater_forceFloodMode,
                       style: TextStyle(
                         fontWeight: isFloodMode ? FontWeight.bold : FontWeight.normal,
                       ),
@@ -373,7 +375,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
           ),
           IconButton(
             icon: const Icon(Icons.timeline),
-            tooltip: 'Path management',
+            tooltip: l10n.repeater_pathManagement,
             onPressed: () => PathManagementDialog.show(context, contact: repeater),
           ),
           IconButton(
@@ -385,7 +387,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
                   )
                 : const Icon(Icons.refresh),
             onPressed: _isLoading ? null : _loadStatus,
-            tooltip: 'Refresh',
+            tooltip: l10n.repeater_refresh,
           ),
         ],
       ),
@@ -409,6 +411,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
   }
 
   Widget _buildSystemInfoCard() {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(16),
@@ -419,18 +422,18 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
               children: [
                 Icon(Icons.info_outline, color: Theme.of(context).textTheme.headlineSmall?.color),
                 const SizedBox(width: 8),
-                const Text(
+                Text(
-                  'System Information',
+                  l10n.repeater_systemInformation,
-                  style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+                  style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
                 ),
               ],
             ),
             const Divider(),
-            _buildInfoRow('Battery', _batteryText()),
+            _buildInfoRow(l10n.repeater_battery, _batteryText()),
-            _buildInfoRow('Clock (at login)', _clockText()),
+            _buildInfoRow(l10n.repeater_clockAtLogin, _clockText()),
-            _buildInfoRow('Uptime', _formatDuration(_uptimeSecs)),
+            _buildInfoRow(l10n.repeater_uptime, _formatDuration(_uptimeSecs)),
-            _buildInfoRow('Queue Length', _formatValue(_queueLen)),
+            _buildInfoRow(l10n.repeater_queueLength, _formatValue(_queueLen)),
-            _buildInfoRow('Debug Flags', _formatValue(_debugFlags)),
+            _buildInfoRow(l10n.repeater_debugFlags, _formatValue(_debugFlags)),
           ],
         ),
       ),
@@ -438,6 +441,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
   }
 
   Widget _buildRadioStatsCard() {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(16),
@@ -448,18 +452,18 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
               children: [
                 Icon(Icons.radio, color: Theme.of(context).textTheme.headlineSmall?.color),
                 const SizedBox(width: 8),
-                const Text(
+                Text(
-                  'Radio Statistics',
+                  l10n.repeater_radioStatistics,
-                  style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+                  style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
                 ),
               ],
             ),
             const Divider(),
-            _buildInfoRow('Last RSSI', _formatValue(_lastRssi, suffix: ' dB')),
+            _buildInfoRow(l10n.repeater_lastRssi, _formatValue(_lastRssi, suffix: ' dB')),
-            _buildInfoRow('Last SNR', _formatSnr(_lastSnr)),
+            _buildInfoRow(l10n.repeater_lastSnr, _formatSnr(_lastSnr)),
-            _buildInfoRow('Noise Floor', _formatValue(_noiseFloor, suffix: ' dB')),
+            _buildInfoRow(l10n.repeater_noiseFloor, _formatValue(_noiseFloor, suffix: ' dB')),
-            _buildInfoRow('TX Airtime', _formatDuration(_txAirSecs)),
+            _buildInfoRow(l10n.repeater_txAirtime, _formatDuration(_txAirSecs)),
-            _buildInfoRow('RX Airtime', _formatDuration(_rxAirSecs)),
+            _buildInfoRow(l10n.repeater_rxAirtime, _formatDuration(_rxAirSecs)),
           ],
         ),
       ),
@@ -467,6 +471,7 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
   }
 
   Widget _buildPacketStatsCard() {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(16),
@@ -477,16 +482,16 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
               children: [
                 Icon(Icons.analytics, color: Theme.of(context).textTheme.headlineSmall?.color),
                 const SizedBox(width: 8),
-                const Text(
+                Text(
-                  'Packet Statistics',
+                  l10n.repeater_packetStatistics,
-                  style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+                  style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
                 ),
               ],
             ),
             const Divider(),
-            _buildInfoRow('Sent', _packetTxText()),
+            _buildInfoRow(l10n.repeater_sent, _packetTxText()),
-            _buildInfoRow('Received', _packetRxText()),
+            _buildInfoRow(l10n.repeater_received, _packetRxText()),
-            _buildInfoRow('Duplicates', _duplicateText()),
+            _buildInfoRow(l10n.repeater_duplicates, _duplicateText()),
           ],
         ),
       ),
@@ -559,37 +564,41 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
 
   String _formatDuration(int? seconds) {
     if (seconds == null) return '—';
+    final l10n = context.l10n;
     final days = seconds ~/ 86400;
     final hours = (seconds % 86400) ~/ 3600;
     final minutes = (seconds % 3600) ~/ 60;
     final secs = seconds % 60;
-    return '$days days ${hours}h ${minutes}m ${secs}s';
+    return l10n.repeater_daysHoursMinsSecs(days, hours, minutes, secs);
   }
 
   String _packetTxText() {
     if (_packetsSent == null) return '—';
+    final l10n = context.l10n;
     final flood = _formatValue(_floodTx);
     final direct = _formatValue(_directTx);
-    return 'Total: $_packetsSent, Flood: $flood, Direct: $direct';
+    return l10n.repeater_packetTxTotal(_packetsSent!, flood, direct);
   }
 
   String _packetRxText() {
     if (_packetsRecv == null) return '—';
+    final l10n = context.l10n;
     final flood = _formatValue(_floodRx);
     final direct = _formatValue(_directRx);
-    return 'Total: $_packetsRecv, Flood: $flood, Direct: $direct';
+    return l10n.repeater_packetRxTotal(_packetsRecv!, flood, direct);
   }
 
   String _duplicateText() {
+    final l10n = context.l10n;
     if (_dupFlood != null || _dupDirect != null) {
       final flood = _formatValue(_dupFlood);
       final direct = _formatValue(_dupDirect);
-      return 'Flood: $flood, Direct: $direct';
+      return l10n.repeater_duplicatesFloodDirect(flood, direct);
     }
     if (_packetsRecv == null || _floodRx == null || _directRx == null) return '—';
     final dupTotal = _packetsRecv! - _floodRx! - _directRx!;
     if (dupTotal < 0) return '—';
-    return 'Total: $dupTotal';
+    return l10n.repeater_duplicatesTotal(dupTotal);
   }
 
   String _formatValue(num? value, {String? suffix}) {

lib/screens/scanner_screen.dart

@@ -3,6 +3,7 @@ import 'package:flutter_blue_plus/flutter_blue_plus.dart';
 import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
+import '../l10n/l10n.dart';
 import '../widgets/device_tile.dart';
 import 'contacts_screen.dart';
 
@@ -14,7 +15,7 @@ class ScannerScreen extends StatelessWidget {
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        title: const Text('MeshCore Open'),
+        title: Text(context.l10n.scanner_title),
         centerTitle: true,
         automaticallyImplyLeading: false,
       ),
@@ -58,7 +59,7 @@ class ScannerScreen extends StatelessWidget {
                     ),
                   )
                 : const Icon(Icons.bluetooth_searching),
-            label: Text(isScanning ? 'Stop' : 'Scan'),
+            label: Text(isScanning ? context.l10n.scanner_stop : context.l10n.scanner_scan),
           );
         },
       ),
@@ -69,25 +70,26 @@ class ScannerScreen extends StatelessWidget {
     String statusText;
     Color statusColor;
 
+final l10n = context.l10n;
     switch (connector.state) {
       case MeshCoreConnectionState.scanning:
-        statusText = 'Scanning for devices...';
+        statusText = l10n.scanner_scanning;
         statusColor = Colors.blue;
         break;
       case MeshCoreConnectionState.connecting:
-        statusText = 'Connecting...';
+        statusText = l10n.scanner_connecting;
         statusColor = Colors.orange;
         break;
       case MeshCoreConnectionState.connected:
-        statusText = 'Connected to ${connector.deviceDisplayName}';
+        statusText = l10n.scanner_connectedTo(connector.deviceDisplayName);
         statusColor = Colors.green;
         break;
       case MeshCoreConnectionState.disconnecting:
-        statusText = 'Disconnecting...';
+        statusText = l10n.scanner_disconnecting;
         statusColor = Colors.orange;
         break;
       case MeshCoreConnectionState.disconnected:
-        statusText = 'Not connected';
+        statusText = l10n.scanner_notConnected;
         statusColor = Colors.grey;
         break;
     }
@@ -123,8 +125,8 @@ class ScannerScreen extends StatelessWidget {
             const SizedBox(height: 16),
             Text(
               connector.state == MeshCoreConnectionState.scanning
-                  ? 'Searching for MeshCore devices...'
+                  ? context.l10n.scanner_searchingDevices
-                  : 'Tap Scan to find MeshCore devices',
+                  : context.l10n.scanner_tapToScan,
               style: TextStyle(
                 fontSize: 16,
                 color: Colors.grey[600],
@@ -172,7 +174,7 @@ class ScannerScreen extends StatelessWidget {
       if (context.mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Connection failed: $e'),
+            content: Text(context.l10n.scanner_connectionFailed(e.toString())),
             backgroundColor: Colors.red,
           ),
         );

lib/screens/settings_screen.dart

@@ -4,6 +4,7 @@ import 'package:package_info_plus/package_info_plus.dart';
 
 import '../connector/meshcore_connector.dart';
 import '../connector/meshcore_protocol.dart';
+import '../l10n/l10n.dart';
 import '../models/radio_settings.dart';
 import 'app_settings_screen.dart';
 import 'app_debug_log_screen.dart';
@@ -18,7 +19,7 @@ class SettingsScreen extends StatefulWidget {
 
 class _SettingsScreenState extends State<SettingsScreen> {
   bool _showBatteryVoltage = false;
-  String _appVersion = '...';
+  String _appVersion = '';
 
   @override
   void initState() {
@@ -35,9 +36,10 @@ class _SettingsScreenState extends State<SettingsScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     return Scaffold(
       appBar: AppBar(
-        title: const Text('Settings'),
+        title: Text(l10n.settings_title),
         centerTitle: true,
       ),
       body: SafeArea(
@@ -47,7 +49,7 @@ class _SettingsScreenState extends State<SettingsScreen> {
             return ListView(
               padding: const EdgeInsets.all(16),
               children: [
-                _buildDeviceInfoCard(connector),
+                _buildDeviceInfoCard(context, connector),
                 const SizedBox(height: 16),
                 _buildAppSettingsCard(context),
                 const SizedBox(height: 16),
@@ -66,46 +68,52 @@ class _SettingsScreenState extends State<SettingsScreen> {
     );
   }
 
-  Widget _buildDeviceInfoCard(MeshCoreConnector connector) {
+  Widget _buildDeviceInfoCard(BuildContext context, MeshCoreConnector connector) {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(16),
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-            const Text(
+            Text(
-              'Device Info',
+              l10n.settings_deviceInfo,
-              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
             const SizedBox(height: 16),
-            _buildInfoRow('Name', connector.deviceDisplayName),
+            _buildInfoRow(l10n.settings_infoName, connector.deviceDisplayName),
-            _buildInfoRow('ID', connector.deviceIdLabel),
+            _buildInfoRow(l10n.settings_infoId, connector.deviceIdLabel),
-            _buildInfoRow('Status', connector.isConnected ? 'Connected' : 'Disconnected'),
+            _buildInfoRow(l10n.settings_infoStatus, connector.isConnected ? l10n.common_connected : l10n.common_disconnected),
-            _buildBatteryInfoRow(connector),
+            _buildBatteryInfoRow(context, connector),
             if (connector.selfName != null)
-              _buildInfoRow('Node Name', connector.selfName!),
+              _buildInfoRow(l10n.settings_nodeName, connector.selfName!),
             if (connector.selfPublicKey != null)
-              _buildInfoRow('Public Key', '${pubKeyToHex(connector.selfPublicKey!).substring(0, 16)}...'),
+              _buildInfoRow(l10n.settings_infoPublicKey, '${pubKeyToHex(connector.selfPublicKey!).substring(0, 16)}...'),
-            _buildInfoRow('Contacts Count', '${connector.contacts.length}'),
+            _buildInfoRow(l10n.settings_infoContactsCount, '${connector.contacts.length}'),
-            _buildInfoRow('Channel Count', '${connector.channels.length}'),
+            _buildInfoRow(l10n.settings_infoChannelCount, '${connector.channels.length}'),
           ],
         ),
       ),
     );
   }
 
-  Widget _buildBatteryInfoRow(MeshCoreConnector connector) {
+  Widget _buildBatteryInfoRow(BuildContext context, MeshCoreConnector connector) {
+    final l10n = context.l10n;
     final percent = connector.batteryPercent;
     final millivolts = connector.batteryMillivolts;
 
     // figure out display value
     final String displayValue;
     if (millivolts == null) {
-      displayValue = '—';
+      displayValue = l10n.common_notAvailable;
     } else if (_showBatteryVoltage) {
-      displayValue = '${(millivolts / 1000.0).toStringAsFixed(2)} V';
+      displayValue = l10n.common_voltageValue(
+        (millivolts / 1000.0).toStringAsFixed(2),
+      );
     } else {
-      displayValue = percent != null ? '$percent%' : '—';
+      displayValue = percent != null
+          ? l10n.common_percentValue(percent)
+          : l10n.common_notAvailable;
     }
 
     final IconData icon;
@@ -127,7 +135,7 @@ class _SettingsScreenState extends State<SettingsScreen> {
     }
 
     return _buildInfoRow(
-      'Battery',
+      l10n.settings_infoBattery,
       displayValue,
       leading: Icon(icon, size: 18, color: iconColor),
       valueColor: valueColor,
@@ -142,11 +150,12 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   Widget _buildAppSettingsCard(BuildContext context) {
+    final l10n = context.l10n;
     return Card(
       child: ListTile(
         leading: const Icon(Icons.settings_outlined),
-        title: const Text('App Settings'),
+        title: Text(l10n.settings_appSettings),
-        subtitle: const Text('Notifications, messaging, and map preferences'),
+        subtitle: Text(l10n.settings_appSettingsSubtitle),
         trailing: const Icon(Icons.chevron_right),
         onTap: () {
           Navigator.push(
@@ -159,45 +168,46 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   Widget _buildNodeSettingsCard(BuildContext context, MeshCoreConnector connector) {
+    final l10n = context.l10n;
     return Card(
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Padding(
+          Padding(
-            padding: EdgeInsets.fromLTRB(16, 16, 16, 8),
+            padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
             child: Text(
-              'Node Settings',
+              l10n.settings_nodeSettings,
-              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
           ),
           ListTile(
             leading: const Icon(Icons.person_outline),
-            title: const Text('Node Name'),
+            title: Text(l10n.settings_nodeName),
-            subtitle: Text(connector.selfName ?? 'Not set'),
+            subtitle: Text(connector.selfName ?? l10n.settings_nodeNameNotSet),
             trailing: const Icon(Icons.chevron_right),
             onTap: () => _editNodeName(context, connector),
           ),
           const Divider(height: 1),
           ListTile(
             leading: const Icon(Icons.radio),
-            title: const Text('Radio Settings'),
+            title: Text(l10n.settings_radioSettings),
-            subtitle: const Text('Frequency, power, spreading factor'),
+            subtitle: Text(l10n.settings_radioSettingsSubtitle),
             trailing: const Icon(Icons.chevron_right),
             onTap: () => _showRadioSettings(context, connector),
           ),
           const Divider(height: 1),
           ListTile(
             leading: const Icon(Icons.location_on_outlined),
-            title: const Text('Location'),
+            title: Text(l10n.settings_location),
-            subtitle: const Text('GPS coordinates'),
+            subtitle: Text(l10n.settings_locationSubtitle),
             trailing: const Icon(Icons.chevron_right),
             onTap: () => _editLocation(context, connector),
           ),
           const Divider(height: 1),
           ListTile(
             leading: const Icon(Icons.visibility_off_outlined),
-            title: const Text('Privacy Mode'),
+            title: Text(l10n.settings_privacyMode),
-            subtitle: const Text('Hide name/location in advertisements'),
+            subtitle: Text(l10n.settings_privacyModeSubtitle),
             trailing: const Icon(Icons.chevron_right),
             onTap: () => _togglePrivacy(context, connector),
           ),
@@ -207,42 +217,43 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   Widget _buildActionsCard(BuildContext context, MeshCoreConnector connector) {
+    final l10n = context.l10n;
     return Card(
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Padding(
+          Padding(
-            padding: EdgeInsets.fromLTRB(16, 16, 16, 8),
+            padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
             child: Text(
-              'Actions',
+              l10n.settings_actions,
-              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
           ),
           ListTile(
             leading: const Icon(Icons.cell_tower),
-            title: const Text('Send Advertisement'),
+            title: Text(l10n.settings_sendAdvertisement),
-            subtitle: const Text('Broadcast presence now'),
+            subtitle: Text(l10n.settings_sendAdvertisementSubtitle),
             onTap: () => _sendAdvert(context, connector),
           ),
           const Divider(height: 1),
           ListTile(
             leading: const Icon(Icons.sync),
-            title: const Text('Sync Time'),
+            title: Text(l10n.settings_syncTime),
-            subtitle: const Text('Set device clock to phone time'),
+            subtitle: Text(l10n.settings_syncTimeSubtitle),
             onTap: () => _syncTime(context, connector),
           ),
           const Divider(height: 1),
           ListTile(
             leading: const Icon(Icons.refresh),
-            title: const Text('Refresh Contacts'),
+            title: Text(l10n.settings_refreshContacts),
-            subtitle: const Text('Reload contact list from device'),
+            subtitle: Text(l10n.settings_refreshContactsSubtitle),
             onTap: () => connector.getContacts(),
           ),
           const Divider(height: 1),
           ListTile(
             leading: const Icon(Icons.restart_alt, color: Colors.orange),
-            title: const Text('Reboot Device'),
+            title: Text(l10n.settings_rebootDevice),
-            subtitle: const Text('Restart the MeshCore device'),
+            subtitle: Text(l10n.settings_rebootDeviceSubtitle),
             onTap: () => _confirmReboot(context, connector),
           ),
         ],
@@ -251,32 +262,38 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   Widget _buildAboutCard(BuildContext context) {
+    final l10n = context.l10n;
     return Card(
       child: ListTile(
         leading: const Icon(Icons.info_outline),
-        title: const Text('About'),
+        title: Text(l10n.settings_about),
-        subtitle: Text('MeshCore Open v$_appVersion'),
+        subtitle: Text(
+          l10n.settings_aboutVersion(
+            _appVersion.isEmpty ? l10n.common_loading : _appVersion,
+          ),
+        ),
         onTap: () => _showAbout(context),
       ),
     );
   }
 
   Widget _buildDebugCard(BuildContext context) {
+    final l10n = context.l10n;
     return Card(
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Padding(
+          Padding(
-            padding: EdgeInsets.fromLTRB(16, 16, 16, 8),
+            padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
             child: Text(
-              'Debug',
+              l10n.settings_debug,
-              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
           ),
           ListTile(
             leading: const Icon(Icons.bluetooth_outlined),
-            title: const Text('BLE Debug Log'),
+            title: Text(l10n.settings_bleDebugLog),
-            subtitle: const Text('BLE commands, responses, and raw data'),
+            subtitle: Text(l10n.settings_bleDebugLogSubtitle),
             trailing: const Icon(Icons.chevron_right),
             onTap: () {
               Navigator.push(
@@ -288,8 +305,8 @@ class _SettingsScreenState extends State<SettingsScreen> {
           const Divider(height: 1),
           ListTile(
             leading: const Icon(Icons.code_outlined),
-            title: const Text('App Debug Log'),
+            title: Text(l10n.settings_appDebugLog),
-            subtitle: const Text('Application debug messages'),
+            subtitle: Text(l10n.settings_appDebugLogSubtitle),
             trailing: const Icon(Icons.chevron_right),
             onTap: () {
               Navigator.push(
@@ -349,23 +366,24 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   void _editNodeName(BuildContext context, MeshCoreConnector connector) {
+    final l10n = context.l10n;
     final controller = TextEditingController(text: connector.selfName ?? '');
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
-        title: const Text('Node Name'),
+        title: Text(l10n.settings_nodeName),
         content: TextField(
           controller: controller,
-          decoration: const InputDecoration(
+          decoration: InputDecoration(
-            hintText: 'Enter node name',
+            hintText: l10n.settings_nodeNameHint,
-            border: OutlineInputBorder(),
+            border: const OutlineInputBorder(),
           ),
           maxLength: 31,
         ),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Cancel'),
+            child: Text(l10n.common_cancel),
           ),
           TextButton(
             onPressed: () async {
@@ -374,10 +392,10 @@ class _SettingsScreenState extends State<SettingsScreen> {
               await connector.refreshDeviceInfo();
               if (!context.mounted) return;
               ScaffoldMessenger.of(context).showSnackBar(
-                const SnackBar(content: Text('Name updated')),
+                SnackBar(content: Text(l10n.settings_nodeNameUpdated)),
               );
             },
-            child: const Text('Save'),
+            child: Text(l10n.common_save),
           ),
         ],
       ),
@@ -392,29 +410,30 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   void _editLocation(BuildContext context, MeshCoreConnector connector) {
+    final l10n = context.l10n;
     final latController = TextEditingController();
     final lonController = TextEditingController();
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
-        title: const Text('Location'),
+        title: Text(l10n.settings_location),
         content: Column(
           mainAxisSize: MainAxisSize.min,
           children: [
             TextField(
               controller: latController,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Latitude',
+                labelText: l10n.settings_latitude,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               keyboardType: const TextInputType.numberWithOptions(decimal: true, signed: true),
             ),
             const SizedBox(height: 16),
             TextField(
               controller: lonController,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Longitude',
+                labelText: l10n.settings_longitude,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               keyboardType: const TextInputType.numberWithOptions(decimal: true, signed: true),
             ),
@@ -423,7 +442,7 @@ class _SettingsScreenState extends State<SettingsScreen> {
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Cancel'),
+            child: Text(l10n.common_cancel),
           ),
           TextButton(
             onPressed: () async {
@@ -441,14 +460,14 @@ class _SettingsScreenState extends State<SettingsScreen> {
               if (lat == null || lon == null) {
                 if (!context.mounted) return;
                 ScaffoldMessenger.of(context).showSnackBar(
-                  const SnackBar(content: Text('Enter both latitude and longitude.')),
+                  SnackBar(content: Text(l10n.settings_locationBothRequired)),
                 );
                 return;
               }
               if (lat < -90 || lat > 90 || lon < -180 || lon > 180) {
                 if (!context.mounted) return;
                 ScaffoldMessenger.of(context).showSnackBar(
-                  const SnackBar(content: Text('Invalid latitude or longitude.')),
+                  SnackBar(content: Text(l10n.settings_locationInvalid)),
                 );
                 return;
               }
@@ -457,10 +476,10 @@ class _SettingsScreenState extends State<SettingsScreen> {
               await connector.refreshDeviceInfo();
               if (!context.mounted) return;
               ScaffoldMessenger.of(context).showSnackBar(
-                const SnackBar(content: Text('Location updated')),
+                SnackBar(content: Text(l10n.settings_locationUpdated)),
               );
             },
-            child: const Text('Save'),
+            child: Text(l10n.common_save),
           ),
         ],
       ),
@@ -468,15 +487,16 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   void _togglePrivacy(BuildContext context, MeshCoreConnector connector) {
+    final l10n = context.l10n;
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
-        title: const Text('Privacy Mode'),
+        title: Text(l10n.settings_privacyMode),
-        content: const Text('Toggle privacy mode to hide your name and location in advertisements.'),
+        content: Text(l10n.settings_privacyModeToggle),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Cancel'),
+            child: Text(l10n.common_cancel),
           ),
           TextButton(
             onPressed: () async {
@@ -485,10 +505,10 @@ class _SettingsScreenState extends State<SettingsScreen> {
               await connector.refreshDeviceInfo();
               if (!context.mounted) return;
               ScaffoldMessenger.of(context).showSnackBar(
-                const SnackBar(content: Text('Privacy mode enabled')),
+                SnackBar(content: Text(l10n.settings_privacyModeEnabled)),
               );
             },
-            child: const Text('Enable'),
+            child: Text(l10n.common_enable),
           ),
           TextButton(
             onPressed: () async {
@@ -497,10 +517,10 @@ class _SettingsScreenState extends State<SettingsScreen> {
               await connector.refreshDeviceInfo();
               if (!context.mounted) return;
               ScaffoldMessenger.of(context).showSnackBar(
-                const SnackBar(content: Text('Privacy mode disabled')),
+                SnackBar(content: Text(l10n.settings_privacyModeDisabled)),
               );
             },
-            child: const Text('Disable'),
+            child: Text(l10n.common_disable),
           ),
         ],
       ),
@@ -508,36 +528,39 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   void _sendAdvert(BuildContext context, MeshCoreConnector connector) {
+    final l10n = context.l10n;
     connector.sendSelfAdvert(flood: true);
     ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Advertisement sent')),
+      SnackBar(content: Text(l10n.settings_advertisementSent)),
     );
   }
 
   void _syncTime(BuildContext context, MeshCoreConnector connector) {
+    final l10n = context.l10n;
     connector.syncTime();
     ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Time synchronized')),
+      SnackBar(content: Text(l10n.settings_timeSynchronized)),
     );
   }
 
   void _confirmReboot(BuildContext context, MeshCoreConnector connector) {
+    final l10n = context.l10n;
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
-        title: const Text('Reboot Device'),
+        title: Text(l10n.settings_rebootDevice),
-        content: const Text('Are you sure you want to reboot the device? You will be disconnected.'),
+        content: Text(l10n.settings_rebootDeviceConfirm),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Cancel'),
+            child: Text(l10n.common_cancel),
           ),
           TextButton(
             onPressed: () {
               Navigator.pop(context);
               connector.rebootDevice();
             },
-            child: const Text('Reboot', style: TextStyle(color: Colors.orange)),
+            child: Text(l10n.common_reboot, style: const TextStyle(color: Colors.orange)),
           ),
         ],
       ),
@@ -545,16 +568,15 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   void _showAbout(BuildContext context) {
+    final l10n = context.l10n;
     showAboutDialog(
       context: context,
-      applicationName: 'MeshCore Open',
+      applicationName: l10n.appTitle,
-      applicationVersion: _appVersion,
+      applicationVersion: _appVersion.isEmpty ? l10n.common_loading : _appVersion,
-      applicationLegalese: '2024 MeshCore Open Source Project',
+      applicationLegalese: l10n.settings_aboutLegalese,
       children: [
         const SizedBox(height: 16),
-        const Text(
+        Text(l10n.settings_aboutDescription),
-          'An open-source Flutter client for MeshCore LoRa mesh networking devices.',
-        ),
       ],
     );
   }
@@ -643,19 +665,20 @@ class _RadioSettingsDialogState extends State<_RadioSettingsDialog> {
   }
 
   Future<void> _saveSettings() async {
+    final l10n = context.l10n;
     final freqMHz = double.tryParse(_frequencyController.text);
     final txPower = int.tryParse(_txPowerController.text);
 
     if (freqMHz == null || freqMHz < 300 || freqMHz > 2500) {
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('Invalid frequency (300-2500 MHz)')),
+        SnackBar(content: Text(l10n.settings_frequencyInvalid)),
       );
       return;
     }
 
     if (txPower == null || txPower < 0 || txPower > 22) {
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('Invalid TX power (0-22 dBm)')),
+        SnackBar(content: Text(l10n.settings_txPowerInvalid)),
       );
       return;
     }
@@ -673,12 +696,12 @@ class _RadioSettingsDialogState extends State<_RadioSettingsDialog> {
       if (!mounted) return;
       Navigator.pop(context);
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('Radio settings updated')),
+        SnackBar(content: Text(l10n.settings_radioSettingsUpdated)),
       );
     } catch (e) {
       if (!mounted) return;
       ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(content: Text('Error: $e')),
+        SnackBar(content: Text(l10n.settings_error(e.toString()))),
       );
     }
   }
@@ -696,36 +719,37 @@ class _RadioSettingsDialogState extends State<_RadioSettingsDialog> {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     return AlertDialog(
-      title: const Text('Radio Settings'),
+      title: Text(l10n.settings_radioSettings),
       content: SingleChildScrollView(
         child: Column(
           mainAxisSize: MainAxisSize.min,
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-            const Text('Presets', style: TextStyle(fontWeight: FontWeight.bold)),
+            Text(l10n.settings_presets, style: const TextStyle(fontWeight: FontWeight.bold)),
             const SizedBox(height: 8),
             Wrap(
               spacing: 8,
               children: [
                 _PresetChip(
-                  label: '915 MHz',
+                  label: l10n.settings_preset915Mhz,
                   onTap: () => _applyPreset(RadioSettings.preset915MHz),
                 ),
                 _PresetChip(
-                  label: '868 MHz',
+                  label: l10n.settings_preset868Mhz,
                   onTap: () => _applyPreset(RadioSettings.preset868MHz),
                 ),
                 _PresetChip(
-                  label: '433 MHz',
+                  label: l10n.settings_preset433Mhz,
                   onTap: () => _applyPreset(RadioSettings.preset433MHz),
                 ),
                 _PresetChip(
-                  label: 'Long Range',
+                  label: l10n.settings_longRange,
                   onTap: () => _applyPreset(RadioSettings.presetLongRange),
                 ),
                 _PresetChip(
-                  label: 'Fast Speed',
+                  label: l10n.settings_fastSpeed,
                   onTap: () => _applyPreset(RadioSettings.presetFastSpeed),
                 ),
               ],
@@ -733,19 +757,19 @@ class _RadioSettingsDialogState extends State<_RadioSettingsDialog> {
             const SizedBox(height: 24),
             TextField(
               controller: _frequencyController,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Frequency (MHz)',
+                labelText: l10n.settings_frequency,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
-                helperText: '300.0 - 2500.0',
+                helperText: l10n.settings_frequencyHelper,
               ),
               keyboardType: const TextInputType.numberWithOptions(decimal: true),
             ),
             const SizedBox(height: 16),
             DropdownButtonFormField<LoRaBandwidth>(
               initialValue: _bandwidth,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Bandwidth',
+                labelText: l10n.settings_bandwidth,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               items: LoRaBandwidth.values
                   .map((bw) => DropdownMenuItem(
@@ -760,9 +784,9 @@ class _RadioSettingsDialogState extends State<_RadioSettingsDialog> {
             const SizedBox(height: 16),
             DropdownButtonFormField<LoRaSpreadingFactor>(
               initialValue: _spreadingFactor,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Spreading Factor',
+                labelText: l10n.settings_spreadingFactor,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               items: LoRaSpreadingFactor.values
                   .map((sf) => DropdownMenuItem(
@@ -777,9 +801,9 @@ class _RadioSettingsDialogState extends State<_RadioSettingsDialog> {
             const SizedBox(height: 16),
             DropdownButtonFormField<LoRaCodingRate>(
               initialValue: _codingRate,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'Coding Rate',
+                labelText: l10n.settings_codingRate,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
               ),
               items: LoRaCodingRate.values
                   .map((cr) => DropdownMenuItem(
@@ -794,10 +818,10 @@ class _RadioSettingsDialogState extends State<_RadioSettingsDialog> {
             const SizedBox(height: 16),
             TextField(
               controller: _txPowerController,
-              decoration: const InputDecoration(
+              decoration: InputDecoration(
-                labelText: 'TX Power (dBm)',
+                labelText: l10n.settings_txPower,
-                border: OutlineInputBorder(),
+                border: const OutlineInputBorder(),
-                helperText: '0 - 22',
+                helperText: l10n.settings_txPowerHelper,
               ),
               keyboardType: TextInputType.number,
             ),
@@ -807,11 +831,11 @@ class _RadioSettingsDialogState extends State<_RadioSettingsDialog> {
       actions: [
         TextButton(
           onPressed: () => Navigator.pop(context),
-          child: const Text('Cancel'),
+          child: Text(l10n.common_cancel),
         ),
         FilledButton(
           onPressed: _saveSettings,
-          child: const Text('Save'),
+          child: Text(l10n.common_save),
         ),
       ],
     );

lib/screens/telemetry_screen.dart

@@ -5,6 +5,7 @@ import 'dart:typed_data';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import '../l10n/l10n.dart';
 import '../models/contact.dart';
 import '../models/path_selection.dart';
 import '../connector/meshcore_connector.dart';
@@ -30,7 +31,8 @@ class TelemetryScreen extends StatefulWidget {
 class _TelemetryScreenState extends State<TelemetryScreen> {
   static const int _statusPayloadOffset = 8;
   static const int _statusStatsSize = 52;
-  static const int _statusResponseBytes = _statusPayloadOffset + _statusStatsSize;
+  static const int _statusResponseBytes =
+      _statusPayloadOffset + _statusStatsSize;
   Uint8List _tagData = Uint8List(4);
   int _timeEstment = 0;
 
@@ -66,7 +68,8 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
       }
 
       // Check if it's a binary response
-      if (frame[0] == pushCodeBinaryResponse && listEquals(frame.sublist(2, 6), _tagData)) {
+      if (frame[0] == pushCodeBinaryResponse &&
+          listEquals(frame.sublist(2, 6), _tagData)) {
         _handleStatusResponse(context, frame.sublist(6));
       }
     });
@@ -78,10 +81,10 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
     });
 
     ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(
+      SnackBar(
-        content: Text('Received Telemetry Data'),
+        content: Text(context.l10n.telemetry_receivedData),
         backgroundColor: Colors.green,
-      )
+      ),
     );
     _statusTimeout?.cancel();
     if (!mounted) return;
@@ -111,7 +114,10 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
       final repeater = _resolveRepeater(connector);
       final selection = await connector.preparePathForContactSend(repeater);
       _pendingStatusSelection = selection;
-      final frame = buildSendBinaryReq(repeater.publicKey, payload: Uint8List.fromList([reqTypeGetTelemetry]));
+      final frame = buildSendBinaryReq(
+        repeater.publicKey,
+        payload: Uint8List.fromList([reqTypeGetTelemetry]),
+      );
       await connector.sendFrame(frame);
 
       final pathLengthValue = selection.useFlood ? -1 : selection.hopCount;
@@ -130,8 +136,8 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
           _isLoaded = false;
         });
         ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(
+          SnackBar(
-            content: Text('Telemetry request timed out.'),
+            content: Text(context.l10n.telemetry_requestTimeout),
             backgroundColor: Colors.red,
           ),
         );
@@ -146,7 +152,7 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
 
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Error loading telemetry: $e'),
+            content: Text(context.l10n.telemetry_errorLoading(e.toString())),
             backgroundColor: Colors.red,
           ),
         );
@@ -173,6 +179,7 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     final connector = context.watch<MeshCoreConnector>();
     final repeater = _resolveRepeater(connector);
     final isFloodMode = repeater.pathOverride == -1;
@@ -183,10 +190,16 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
           crossAxisAlignment: CrossAxisAlignment.start,
           mainAxisSize: MainAxisSize.min,
           children: [
-            const Text('Repeater Telemetry', style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold)),
+            Text(
+              l10n.repeater_telemetry,
+              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+            ),
             Text(
               repeater.name,
-              style: const TextStyle(fontSize: 14, fontWeight: FontWeight.normal),
+              style: const TextStyle(
+                fontSize: 14,
+                fontWeight: FontWeight.normal,
+              ),
             ),
           ],
         ),
@@ -194,7 +207,7 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
         actions: [
           PopupMenuButton<String>(
             icon: Icon(isFloodMode ? Icons.waves : Icons.route),
-            tooltip: 'Routing mode',
+            tooltip: l10n.repeater_routingMode,
             onSelected: (mode) async {
               if (mode == 'flood') {
                 await connector.setPathOverride(repeater, pathLen: -1);
@@ -207,12 +220,20 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
                 value: 'auto',
                 child: Row(
                   children: [
-                    Icon(Icons.auto_mode, size: 20, color: !isFloodMode ? Theme.of(context).primaryColor : null),
+                    Icon(
+                      Icons.auto_mode,
+                      size: 20,
+                      color: !isFloodMode
+                          ? Theme.of(context).primaryColor
+                          : null,
+                    ),
                     const SizedBox(width: 8),
                     Text(
-                      'Auto (use saved path)',
+                      l10n.repeater_autoUseSavedPath,
                       style: TextStyle(
-                        fontWeight: !isFloodMode ? FontWeight.bold : FontWeight.normal,
+                        fontWeight: !isFloodMode
+                            ? FontWeight.bold
+                            : FontWeight.normal,
                       ),
                     ),
                   ],
@@ -222,12 +243,20 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
                 value: 'flood',
                 child: Row(
                   children: [
-                    Icon(Icons.waves, size: 20, color: isFloodMode ? Theme.of(context).primaryColor : null),
+                    Icon(
+                      Icons.waves,
+                      size: 20,
+                      color: isFloodMode
+                          ? Theme.of(context).primaryColor
+                          : null,
+                    ),
                     const SizedBox(width: 8),
                     Text(
-                      'Force Flood Mode',
+                      l10n.repeater_forceFloodMode,
                       style: TextStyle(
-                        fontWeight: isFloodMode ? FontWeight.bold : FontWeight.normal,
+                        fontWeight: isFloodMode
+                            ? FontWeight.bold
+                            : FontWeight.normal,
                       ),
                     ),
                   ],
@@ -237,8 +266,9 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
           ),
           IconButton(
             icon: const Icon(Icons.timeline),
-            tooltip: 'Path management',
+            tooltip: l10n.repeater_pathManagement,
-            onPressed: () => PathManagementDialog.show(context, contact: repeater),
+            onPressed: () =>
+                PathManagementDialog.show(context, contact: repeater),
           ),
           IconButton(
             icon: _isLoading
@@ -249,7 +279,7 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
                   )
                 : const Icon(Icons.refresh),
             onPressed: _isLoading ? null : _loadTelemetry,
-            tooltip: 'Refresh',
+            tooltip: l10n.repeater_refresh,
           ),
         ],
       ),
@@ -260,16 +290,24 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
           child: ListView(
             padding: const EdgeInsets.all(16),
             children: [
-              if (!_isLoaded && !_hasData && (_parsedTelemetry == null || _parsedTelemetry!.isEmpty))
+              if (!_isLoaded &&
-                const Center(
+                  !_hasData &&
+                  (_parsedTelemetry == null || _parsedTelemetry!.isEmpty))
+                Center(
                   child: Text(
-                    'No telemetry data available.',
+                    l10n.telemetry_noData,
-                    style: TextStyle(fontSize: 16, color: Colors.grey),
+                    style: const TextStyle(fontSize: 16, color: Colors.grey),
                   ),
                 ),
-              if ((_isLoaded || _hasData) && _parsedTelemetry != null && _parsedTelemetry!.isNotEmpty)
+              if ((_isLoaded || _hasData) &&
+                  _parsedTelemetry != null &&
+                  _parsedTelemetry!.isNotEmpty)
                 for (final entry in _parsedTelemetry ?? [])
-                  _buildChannelInfoCard(entry['values'], 'Channel ${entry['channel']}', entry['channel']),
+                  _buildChannelInfoCard(
+                    entry['values'],
+                    l10n.telemetry_channelTitle(entry['channel']),
+                    entry['channel'],
+                  ),
             ],
           ),
         ),
@@ -277,7 +315,12 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
     );
   }
 
-  Widget _buildChannelInfoCard(Map<String, dynamic> channelData, String title, int channel) {
+  Widget _buildChannelInfoCard(
+    Map<String, dynamic> channelData,
+    String title,
+    int channel,
+  ) {
+    final l10n = context.l10n;
     return Card(
       child: Padding(
         padding: const EdgeInsets.all(16),
@@ -286,26 +329,47 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
           children: [
             Row(
               children: [
-                Icon(Icons.info_outline, color: Theme.of(context).textTheme.headlineSmall?.color),
+                Icon(
+                  Icons.info_outline,
+                  color: Theme.of(context).textTheme.headlineSmall?.color,
+                ),
                 const SizedBox(width: 8),
                 Text(
                   title,
-                  style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+                  style: const TextStyle(
+                    fontSize: 18,
+                    fontWeight: FontWeight.bold,
+                  ),
                 ),
               ],
             ),
             const Divider(),
             for (final entry in channelData.entries)
               if (entry.key == 'voltage' && channel == 1)
-                _buildInfoRow('Battery', _batteryText(entry.value))
+                _buildInfoRow(
+                  l10n.telemetry_batteryLabel,
+                  _batteryText(entry.value),
+                )
               else if (entry.key == 'voltage')
-                _buildInfoRow('Voltage', '${entry.value}V')
+                _buildInfoRow(
+                  l10n.telemetry_voltageLabel,
+                  l10n.telemetry_voltageValue(entry.value.toString()),
+                )
               else if (entry.key == 'temperature' && channel == 1)
-                _buildInfoRow('MCU Temperature', _temperatureText(entry.value))
+                _buildInfoRow(
+                  l10n.telemetry_mcuTemperatureLabel,
+                  _temperatureText(entry.value),
+                )
               else if (entry.key == 'temperature')
-                _buildInfoRow('Temperature', _temperatureText(entry.value))
+                _buildInfoRow(
+                  l10n.telemetry_temperatureLabel,
+                  _temperatureText(entry.value),
+                )
               else if (entry.key == 'current' && channel == 1)
-                _buildInfoRow('Current', '${entry.value}A')
+                _buildInfoRow(
+                  l10n.telemetry_currentLabel,
+                  l10n.telemetry_currentValue(entry.value.toString()),
+                )
               else
                 _buildInfoRow(entry.key, entry.value.toString()),
           ],
@@ -341,11 +405,12 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
     );
   }
 
-  String _batteryText(double? _batteryMv) {
+  String _batteryText(double? batteryMv) {
-    if (_batteryMv == null) return '—';
+    final l10n = context.l10n;
-    final percent = _batteryPercentFromMv(_batteryMv);
+    if (batteryMv == null) return l10n.common_notAvailable;
-    final volts = _batteryMv.toStringAsFixed(2);
+    final percent = _batteryPercentFromMv(batteryMv);
-    return '$percent% / ${volts}V';
+    final volts = batteryMv.toStringAsFixed(2);
+    return l10n.telemetry_batteryValue(percent, volts);
   }
 
   int _batteryPercentFromMv(double millivolts) {
@@ -357,8 +422,12 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
   }
 
   String _temperatureText(double? tempC) {
-    if (tempC == null) return '—';
+    final l10n = context.l10n;
+    if (tempC == null) return l10n.common_notAvailable;
     final tempF = (tempC * 9 / 5) + 32;
-    return '${tempC.toStringAsFixed(1)}°C / ${tempF.toStringAsFixed(1)}°F';
+    return l10n.telemetry_temperatureValue(
+      tempC.toStringAsFixed(1),
+      tempF.toStringAsFixed(1),
+    );
   }
-}
+}

lib/services/app_settings_service.dart

@@ -113,6 +113,10 @@ class AppSettingsService extends ChangeNotifier {
     await updateSettings(_settings.copyWith(themeMode: value));
   }
 
+  Future<void> setLanguageOverride(String? value) async {
+    await updateSettings(_settings.copyWith(languageOverride: value));
+  }
+
   Future<void> setAppDebugLogEnabled(bool value) async {
     await updateSettings(_settings.copyWith(appDebugLogEnabled: value));
     // Update the global logger

lib/utils/dialog_utils.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import '../connector/meshcore_connector.dart';
+import '../l10n/l10n.dart';
 
 /// Shows a confirmation dialog before disconnecting from the device.
 /// Returns true if user confirmed and disconnect completed, false otherwise.
@@ -7,20 +8,20 @@ Future<bool> showDisconnectDialog(
   BuildContext context,
   MeshCoreConnector connector,
 ) async {
+  final l10n = context.l10n;
   final confirmed = await showDialog<bool>(
     context: context,
     builder: (context) => AlertDialog(
-      title: const Text('Disconnect'),
+      title: Text(l10n.dialog_disconnect),
-      content: const Text(
+      content: Text(l10n.dialog_disconnectConfirm),
-          'Are you sure you want to disconnect from this device?'),
       actions: [
         TextButton(
           onPressed: () => Navigator.pop(context, false),
-          child: const Text('Cancel'),
+          child: Text(l10n.common_cancel),
         ),
         TextButton(
           onPressed: () => Navigator.pop(context, true),
-          child: const Text('Disconnect'),
+          child: Text(l10n.common_disconnect),
         ),
       ],
     ),

lib/widgets/debug_frame_viewer.dart

@@ -1,5 +1,6 @@
 import 'dart:typed_data';
 import 'package:flutter/material.dart';
+import '../l10n/l10n.dart';
 import '../connector/meshcore_protocol.dart';
 
 /// Debug widget to show the hex dump of a frame
@@ -10,23 +11,32 @@ class DebugFrameViewer {
         .join(' ');
 
     final details = StringBuffer();
-    details.writeln('Frame Length: ${frame.length} bytes\n');
+    details.writeln(context.l10n.debugFrame_length(frame.length));
-    details.writeln('Command: 0x${frame[0].toRadixString(16).padLeft(2, '0')}');
+    details.writeln('');
+    details.writeln(
+      context.l10n.debugFrame_command(frame[0].toRadixString(16).padLeft(2, '0')),
+    );
 
     if (frame[0] == cmdSendTxtMsg && frame.length > 37) {
-      details.writeln('\nText Message Frame:');
+      details.writeln('');
-      details.writeln('- Destination PubKey: ${pubKeyToHex(frame.sublist(1, 33))}');
+      details.writeln(context.l10n.debugFrame_textMessageHeader);
-      details.writeln('- Timestamp: ${readUint32LE(frame, 33)}');
+      details.writeln(context.l10n.debugFrame_destinationPubKey(pubKeyToHex(frame.sublist(1, 33))));
-      details.writeln('- Flags: 0x${frame[37].toRadixString(16).padLeft(2, '0')}');
+      details.writeln(context.l10n.debugFrame_timestamp(readUint32LE(frame, 33)));
+      details.writeln(
+        context.l10n.debugFrame_flags(frame[37].toRadixString(16).padLeft(2, '0')),
+      );
       final txtType = (frame[37] >> 2) & 0x03;
-      details.writeln('- Text Type: $txtType ${txtType == txtTypeCliData ? "(CLI)" : "(Plain)"}');
+      final typeLabel = txtType == txtTypeCliData
+          ? context.l10n.debugFrame_textTypeCli
+          : context.l10n.debugFrame_textTypePlain;
+      details.writeln(context.l10n.debugFrame_textType(txtType, typeLabel));
       if (frame.length > 38) {
         final textBytes = frame.sublist(38);
         final nullIdx = textBytes.indexOf(0);
         final text = String.fromCharCodes(
           nullIdx >= 0 ? textBytes.sublist(0, nullIdx) : textBytes
         );
-        details.writeln('- Text: "$text"');
+        details.writeln(context.l10n.debugFrame_text(text));
       }
     }
 
@@ -44,9 +54,9 @@ class DebugFrameViewer {
                 style: const TextStyle(fontFamily: 'monospace', fontSize: 12),
               ),
               const Divider(),
-              const Text(
+              Text(
-                'Hex Dump:',
+                context.l10n.debugFrame_hexDump,
-                style: TextStyle(fontWeight: FontWeight.bold),
+                style: const TextStyle(fontWeight: FontWeight.bold),
               ),
               const SizedBox(height: 8),
               Text(
@@ -59,7 +69,7 @@ class DebugFrameViewer {
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Close'),
+            child: Text(context.l10n.common_close),
           ),
         ],
       ),

lib/widgets/device_tile.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_blue_plus/flutter_blue_plus.dart';
+import '../l10n/l10n.dart';
 
 /// A reusable tile widget for displaying a MeshCore device in a list
 class DeviceTile extends StatelessWidget {
@@ -23,13 +24,13 @@ class DeviceTile extends StatelessWidget {
     return ListTile(
       leading: _buildSignalIcon(rssi),
       title: Text(
-        name.isNotEmpty ? name : 'Unknown Device',
+        name.isNotEmpty ? name : context.l10n.common_unknownDevice,
         style: const TextStyle(fontWeight: FontWeight.w500),
       ),
       subtitle: Text(device.remoteId.toString()),
       trailing: ElevatedButton(
         onPressed: onTap,
-        child: const Text('Connect'),
+        child: Text(context.l10n.common_connect),
       ),
       onTap: onTap,
     );

lib/widgets/emoji_picker.dart

@@ -1,4 +1,6 @@
 import 'package:flutter/material.dart';
+import '../l10n/app_localizations.dart';
+import '../l10n/l10n.dart';
 
 class EmojiPicker extends StatelessWidget {
   final Function(String) onEmojiSelected;
@@ -10,30 +12,39 @@ class EmojiPicker extends StatelessWidget {
 
   static const List<String> quickEmojis = ['👍', '❤️', '😂', '🎉', '👏', '🔥'];
 
-  static const Map<String, List<String>> emojiCategories = {
+  static const List<String> _smileys = [
-    'Smileys': [
       '😀', '😃', '😄', '😁', '😅', '😂', '🤣', '😊', '😇', '🙂', '🙃', '😉', '😌', '😍', '🥰', '😘',
       '😗', '😙', '😚', '😋', '😛', '😝', '😜', '🤪', '🤨', '🧐', '🤓', '😎', '🥸', '🤩', '🥳', '😏',
       '😒', '😞', '😔', '😟', '😕', '🙁', '😣', '😖', '😫', '😩', '🥺', '😢', '😭', '😤', '😠', '😡',
       '🤬', '🤯', '😳', '🥵', '🥶', '😱', '😨', '😰', '😥', '😓', '🤗', '🤔', '🤭', '🤫', '🤥', '😶',
-    ],
+    ];
-    'Gestures': [
+  static const List<String> _gestures = [
       '👍', '👎', '👊', '✊', '🤛', '🤜', '🤞', '✌️', '🤟', '🤘', '👌', '🤌', '🤏', '👈', '👉', '👆',
       '👇', '☝️', '👋', '🤚', '🖐️', '✋', '🖖', '👏', '🙌', '👐', '🤲', '🤝', '🙏', '✍️', '💅', '🤳',
-    ],
+    ];
-    'Hearts': [
+  static const List<String> _hearts = [
       '❤️', '🧡', '💛', '💚', '💙', '💜', '🖤', '🤍', '🤎', '💔', '❤️‍🔥', '❤️‍🩹', '💕', '💞', '💓', '💗',
       '💖', '💘', '💝', '💟', '💌', '💢', '💥', '💫', '💦', '💨', '🕳️', '💬', '👁️‍🗨️', '🗨️', '🗯️', '💭',
-    ],
+    ];
-    'Objects': [
+  static const List<String> _objects = [
       '🎉', '🎊', '🎈', '🎁', '🎀', '🪅', '🪆', '🏆', '🥇', '🥈', '🥉', '⚽', '⚾', '🥎', '🏀', '🏐',
       '🏈', '🏉', '🎾', '🥏', '🎳', '🏏', '🏑', '🏒', '🥍', '🏓', '🏸', '🥊', '🥋', '🥅', '⛳', '🔥',
       '⭐', '🌟', '✨', '⚡', '💡', '🔦', '🏮', '🪔', '📱', '💻', '⌚', '📷', '📺', '📻', '🎵', '🎶',
-    ],
+    ];
-  };
+
+  Map<String, List<String>> _emojiCategories(AppLocalizations l10n) {
+    return {
+      l10n.emojiCategorySmileys: _smileys,
+      l10n.emojiCategoryGestures: _gestures,
+      l10n.emojiCategoryHearts: _hearts,
+      l10n.emojiCategoryObjects: _objects,
+    };
+  }
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
+    final emojiCategories = _emojiCategories(l10n);
     return Container(
       height: MediaQuery.of(context).size.height * 0.5,
       decoration: BoxDecoration(
@@ -47,9 +58,9 @@ class EmojiPicker extends StatelessWidget {
             child: Row(
               mainAxisAlignment: MainAxisAlignment.spaceBetween,
               children: [
-                const Text(
+                Text(
-                  'Add Reaction',
+                  l10n.chat_addReaction,
-                  style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+                  style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
                 ),
                 IconButton(
                   icon: const Icon(Icons.close),

lib/widgets/gif_picker.dart

@@ -2,6 +2,7 @@ import 'dart:convert';
 
 import 'package:flutter/material.dart';
 import 'package:http/http.dart' as http;
+import '../l10n/l10n.dart';
 
 class GifPicker extends StatefulWidget {
   final Function(String gifId) onGifSelected;
@@ -57,14 +58,16 @@ class _GifPickerState extends State<GifPicker> {
           _isLoading = false;
         });
       } else {
+        if (!mounted) return;
         setState(() {
-          _error = 'Failed to load GIFs';
+          _error = context.l10n.gifPicker_failedLoad;
           _isLoading = false;
         });
       }
     } catch (e) {
+      if (!mounted) return;
       setState(() {
-        _error = 'No internet connection';
+        _error = context.l10n.gifPicker_noInternet;
         _isLoading = false;
       });
     }
@@ -95,14 +98,16 @@ class _GifPickerState extends State<GifPicker> {
           _isLoading = false;
         });
       } else {
+        if (!mounted) return;
         setState(() {
-          _error = 'Failed to search GIFs';
+          _error = context.l10n.gifPicker_failedSearch;
           _isLoading = false;
         });
       }
     } catch (e) {
+      if (!mounted) return;
       setState(() {
-        _error = 'No internet connection';
+        _error = context.l10n.gifPicker_noInternet;
         _isLoading = false;
       });
     }
@@ -120,9 +125,9 @@ class _GifPickerState extends State<GifPicker> {
             children: [
               const Icon(Icons.gif_box, size: 28),
               const SizedBox(width: 8),
-              const Text(
+              Text(
-                'Choose a GIF',
+                context.l10n.gifPicker_title,
-                style: TextStyle(fontSize: 20, fontWeight: FontWeight.bold),
+                style: const TextStyle(fontSize: 20, fontWeight: FontWeight.bold),
               ),
               const Spacer(),
               IconButton(
@@ -137,7 +142,7 @@ class _GifPickerState extends State<GifPicker> {
           TextField(
             controller: _searchController,
             decoration: InputDecoration(
-              hintText: 'Search GIFs...',
+              hintText: context.l10n.gifPicker_searchHint,
               prefixIcon: const Icon(Icons.search),
               suffixIcon: _searchController.text.isNotEmpty
                   ? IconButton(
@@ -172,7 +177,7 @@ class _GifPickerState extends State<GifPicker> {
           // Powered by Giphy attribution
           const SizedBox(height: 8),
           Text(
-            'Powered by GIPHY',
+            context.l10n.gifPicker_poweredBy,
             style: TextStyle(
               fontSize: 11,
               color: Colors.grey[600],
@@ -205,7 +210,7 @@ class _GifPickerState extends State<GifPicker> {
             ElevatedButton.icon(
               onPressed: _loadTrendingGifs,
               icon: const Icon(Icons.refresh),
-              label: const Text('Retry'),
+              label: Text(context.l10n.common_retry),
             ),
           ],
         ),
@@ -220,7 +225,7 @@ class _GifPickerState extends State<GifPicker> {
             Icon(Icons.search_off, size: 64, color: Colors.grey[400]),
             const SizedBox(height: 16),
             Text(
-              'No GIFs found',
+              context.l10n.gifPicker_noGifsFound,
               style: TextStyle(fontSize: 16, color: Colors.grey[600]),
             ),
           ],

lib/widgets/list_filter_widget.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import '../l10n/l10n.dart';
 
 enum ContactSortOption {
   lastSeen,
@@ -45,7 +46,7 @@ class SortFilterMenu extends StatelessWidget {
     super.key,
     required this.sections,
     required this.onSelected,
-    this.tooltip = 'Filter and sort',
+    required this.tooltip,
     this.icon = const Icon(Icons.filter_list_outlined),
   });
 
@@ -131,59 +132,61 @@ class ContactsFilterMenu extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     return SortFilterMenu(
+      tooltip: l10n.listFilter_tooltip,
       sections: [
         SortFilterMenuSection(
-          title: 'Sort by',
+          title: l10n.listFilter_sortBy,
           options: [
             SortFilterMenuOption(
               value: _actionSortRecentMessages,
-              label: 'Latest messages',
+              label: l10n.listFilter_latestMessages,
               checked: sortOption == ContactSortOption.recentMessages,
             ),
             SortFilterMenuOption(
               value: _actionSortLastSeen,
-              label: 'Heard recently',
+              label: l10n.listFilter_heardRecently,
               checked: sortOption == ContactSortOption.lastSeen,
             ),
             SortFilterMenuOption(
               value: _actionSortName,
-              label: 'A-Z',
+              label: l10n.listFilter_az,
               checked: sortOption == ContactSortOption.name,
             ),
           ],
         ),
         SortFilterMenuSection(
-          title: 'Filters',
+          title: l10n.listFilter_filters,
           options: [
             SortFilterMenuOption(
               value: _actionFilterAll,
-              label: 'All',
+              label: l10n.listFilter_all,
               checked: typeFilter == ContactTypeFilter.all,
             ),
             SortFilterMenuOption(
               value: _actionFilterUsers,
-              label: 'Users',
+              label: l10n.listFilter_users,
               checked: typeFilter == ContactTypeFilter.users,
             ),
             SortFilterMenuOption(
               value: _actionFilterRepeaters,
-              label: 'Repeaters',
+              label: l10n.listFilter_repeaters,
               checked: typeFilter == ContactTypeFilter.repeaters,
             ),
             SortFilterMenuOption(
               value: _actionFilterRooms,
-              label: 'Room servers',
+              label: l10n.listFilter_roomServers,
               checked: typeFilter == ContactTypeFilter.rooms,
             ),
             SortFilterMenuOption(
               value: _actionToggleUnreadOnly,
-              label: 'Unread only',
+              label: l10n.listFilter_unreadOnly,
               checked: showUnreadOnly,
             ),
-            const SortFilterMenuOption(
+            SortFilterMenuOption(
               value: _actionNewGroup,
-              label: 'New group',
+              label: l10n.listFilter_newGroup,
             ),
           ],
         ),

lib/widgets/path_management_dialog.dart

@@ -4,6 +4,7 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
+import '../l10n/l10n.dart';
 import '../models/contact.dart';
 import '../services/path_history_service.dart';
 import 'path_selection_dialog.dart';
@@ -12,13 +13,11 @@ class PathManagementDialog {
   static Future<void> show(
     BuildContext context, {
     required Contact contact,
-    String title = 'Path Management',
   }) {
     return showDialog<void>(
       context: context,
       builder: (context) => _PathManagementDialog(
         contact: contact,
-        title: title,
       ),
     );
   }
@@ -26,11 +25,9 @@ class PathManagementDialog {
 
 class _PathManagementDialog extends StatelessWidget {
   final Contact contact;
-  final String title;
 
   const _PathManagementDialog({
     required this.contact,
-    required this.title,
   });
 
   Contact _resolveContact(MeshCoreConnector connector) {
@@ -40,20 +37,22 @@ class _PathManagementDialog extends StatelessWidget {
     );
   }
 
-  String _formatRelativeTime(DateTime time) {
+  String _formatRelativeTime(BuildContext context, DateTime time) {
+    final l10n = context.l10n;
     final diff = DateTime.now().difference(time);
-    if (diff.inSeconds < 60) return 'Just now';
+    if (diff.inSeconds < 60) return l10n.time_justNow;
-    if (diff.inMinutes < 60) return '${diff.inMinutes}m ago';
+    if (diff.inMinutes < 60) return l10n.time_minutesAgo(diff.inMinutes);
-    if (diff.inHours < 24) return '${diff.inHours}h ago';
+    if (diff.inHours < 24) return l10n.time_hoursAgo(diff.inHours);
-    return '${diff.inDays}d ago';
+    return l10n.time_daysAgo(diff.inDays);
   }
 
   void _showFullPathDialog(BuildContext context, List<int> pathBytes) {
+    final l10n = context.l10n;
     if (pathBytes.isEmpty) {
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(
+        SnackBar(
-          content: Text('Path details not available yet. Try sending a message to refresh.'),
+          content: Text(l10n.chat_pathDetailsNotAvailable),
-          duration: Duration(seconds: 2),
+          duration: const Duration(seconds: 2),
         ),
       );
       return;
@@ -66,12 +65,12 @@ class _PathManagementDialog extends StatelessWidget {
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
-        title: const Text('Full Path'),
+        title: Text(l10n.chat_fullPath),
         content: SelectableText(formattedPath),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(context),
-            child: const Text('Close'),
+            child: Text(l10n.common_close),
           ),
         ],
       ),
@@ -83,6 +82,7 @@ class _PathManagementDialog extends StatelessWidget {
     MeshCoreConnector connector,
     Contact currentContact,
   ) async {
+    final l10n = context.l10n;
     if (currentContact.pathLength > 0 && currentContact.path.isEmpty && connector.isConnected) {
       connector.getContacts();
     }
@@ -96,7 +96,6 @@ class _PathManagementDialog extends StatelessWidget {
       context,
       availableContacts: availableContacts,
       initialPath: pathForInput.isEmpty ? null : pathForInput,
-      title: 'Set Custom Path',
       currentPathLabel: currentContact.pathLabel,
       onRefresh: connector.isConnected ? connector.getContacts : null,
     );
@@ -111,7 +110,7 @@ class _PathManagementDialog extends StatelessWidget {
       if (!context.mounted) return;
       ScaffoldMessenger.of(context).showSnackBar(
         SnackBar(
-          content: Text('Path set: ${result.length} ${result.length == 1 ? "hop" : "hops"}'),
+          content: Text(l10n.chat_hopsCount(result.length)),
           duration: const Duration(seconds: 2),
         ),
       );
@@ -120,27 +119,28 @@ class _PathManagementDialog extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     return Consumer2<MeshCoreConnector, PathHistoryService>(
       builder: (context, connector, pathService, _) {
         final currentContact = _resolveContact(connector);
         final paths = pathService.getRecentPaths(currentContact.publicKeyHex);
 
         return AlertDialog(
-          title: Text(title),
+          title: Text(l10n.chat_pathManagement),
           content: SingleChildScrollView(
             child: Column(
               mainAxisSize: MainAxisSize.min,
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
                 Text(
-                  'Current path: ${currentContact.pathLabel}',
+                  l10n.path_currentPath(currentContact.pathLabel),
                   style: const TextStyle(fontSize: 12, color: Colors.grey),
                 ),
                 const SizedBox(height: 12),
                 if (paths.isNotEmpty) ...[
-                  const Text(
+                  Text(
-                    'Recent ACK Paths (tap to use):',
+                    l10n.chat_recentAckPaths,
-                    style: TextStyle(fontWeight: FontWeight.bold, fontSize: 12),
+                    style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 12),
                   ),
                   if (paths.length >= 100) ...[
                     const SizedBox(height: 8),
@@ -151,9 +151,9 @@ class _PathManagementDialog extends StatelessWidget {
                         color: Colors.amberAccent,
                         borderRadius: BorderRadius.circular(8),
                       ),
-                      child: const Text(
+                      child: Text(
-                        'Path history is full. Remove entries to add new ones.',
+                        l10n.chat_pathHistoryFull,
-                        style: TextStyle(fontSize: 12),
+                        style: const TextStyle(fontSize: 12),
                       ),
                     ),
                   ],
@@ -172,11 +172,11 @@ class _PathManagementDialog extends StatelessWidget {
                           ),
                         ),
                         title: Text(
-                          '${path.hopCount} ${path.hopCount == 1 ? 'hop' : 'hops'}',
+                          l10n.chat_hopsCount(path.hopCount),
                           style: const TextStyle(fontSize: 14),
                         ),
                         subtitle: Text(
-                          '${(path.tripTimeMs / 1000).toStringAsFixed(2)}s • ${_formatRelativeTime(path.timestamp)} • ${path.successCount} successes',
+                          '${(path.tripTimeMs / 1000).toStringAsFixed(2)}s • ${_formatRelativeTime(context, path.timestamp)} • ${path.successCount} ${l10n.chat_successes}',
                           style: const TextStyle(fontSize: 11),
                         ),
                         trailing: Row(
@@ -184,7 +184,7 @@ class _PathManagementDialog extends StatelessWidget {
                           children: [
                             IconButton(
                               icon: const Icon(Icons.close, size: 16),
-                              tooltip: 'Remove path',
+                              tooltip: l10n.chat_removePath,
                               onPressed: () async {
                                 await pathService.removePathRecord(
                                   currentContact.publicKeyHex,
@@ -201,9 +201,9 @@ class _PathManagementDialog extends StatelessWidget {
                         onTap: () async {
                           if (path.pathBytes.isEmpty) {
                             ScaffoldMessenger.of(context).showSnackBar(
-                              const SnackBar(
+                              SnackBar(
-                                content: Text('Path details not available yet. Try sending a message to refresh.'),
+                                content: Text(l10n.chat_pathDetailsNotAvailable),
-                                duration: Duration(seconds: 2),
+                                duration: const Duration(seconds: 2),
                               ),
                             );
                             return;
@@ -222,7 +222,7 @@ class _PathManagementDialog extends StatelessWidget {
                           Navigator.pop(context);
                           ScaffoldMessenger.of(context).showSnackBar(
                             SnackBar(
-                              content: Text('Using ${path.hopCount} ${path.hopCount == 1 ? 'hop' : 'hops'} path'),
+                              content: Text(l10n.path_usingHopsPath(path.hopCount)),
                               duration: const Duration(seconds: 2),
                             ),
                           );
@@ -232,13 +232,13 @@ class _PathManagementDialog extends StatelessWidget {
                   }),
                   const Divider(),
                 ] else ...[
-                  const Text('No path history yet.\nSend a message to discover paths.'),
+                  Text(l10n.chat_noPathHistoryYet),
                   const Divider(),
                 ],
                 const SizedBox(height: 8),
-                const Text(
+                Text(
-                  'Path Actions:',
+                  l10n.chat_pathActions,
-                  style: TextStyle(fontWeight: FontWeight.bold, fontSize: 12),
+                  style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 12),
                 ),
                 const SizedBox(height: 8),
                 ListTile(
@@ -248,8 +248,8 @@ class _PathManagementDialog extends StatelessWidget {
                     backgroundColor: Colors.purple,
                     child: Icon(Icons.edit_road, size: 16),
                   ),
-                  title: const Text('Set Custom Path', style: TextStyle(fontSize: 14)),
+                  title: Text(l10n.chat_setCustomPath, style: const TextStyle(fontSize: 14)),
-                  subtitle: const Text('Manually specify routing path', style: TextStyle(fontSize: 11)),
+                  subtitle: Text(l10n.chat_setCustomPathSubtitle, style: const TextStyle(fontSize: 11)),
                   onTap: () async {
                     await _setCustomPath(context, connector, currentContact);
                   },
@@ -261,15 +261,15 @@ class _PathManagementDialog extends StatelessWidget {
                     backgroundColor: Colors.orange,
                     child: Icon(Icons.clear_all, size: 16),
                   ),
-                  title: const Text('Clear Path', style: TextStyle(fontSize: 14)),
+                  title: Text(l10n.chat_clearPath, style: const TextStyle(fontSize: 14)),
-                  subtitle: const Text('Force rediscovery on next send', style: TextStyle(fontSize: 11)),
+                  subtitle: Text(l10n.chat_clearPathSubtitle, style: const TextStyle(fontSize: 11)),
                   onTap: () async {
                     await connector.clearContactPath(currentContact);
                     if (!context.mounted) return;
                     ScaffoldMessenger.of(context).showSnackBar(
-                      const SnackBar(
+                      SnackBar(
-                        content: Text('Path cleared. Next message will rediscover route.'),
+                        content: Text(l10n.chat_pathCleared),
-                        duration: Duration(seconds: 2),
+                        duration: const Duration(seconds: 2),
                       ),
                     );
                     Navigator.pop(context);
@@ -282,15 +282,15 @@ class _PathManagementDialog extends StatelessWidget {
                     backgroundColor: Colors.blue,
                     child: Icon(Icons.waves, size: 16),
                   ),
-                  title: const Text('Force Flood Mode', style: TextStyle(fontSize: 14)),
+                  title: Text(l10n.chat_forceFloodMode, style: const TextStyle(fontSize: 14)),
-                  subtitle: const Text('Use routing toggle in app bar', style: TextStyle(fontSize: 11)),
+                  subtitle: Text(l10n.chat_floodModeSubtitle, style: const TextStyle(fontSize: 11)),
                   onTap: () async {
                     await connector.setPathOverride(currentContact, pathLen: -1);
                     if (!context.mounted) return;
                     ScaffoldMessenger.of(context).showSnackBar(
-                      const SnackBar(
+                      SnackBar(
-                        content: Text('Flood mode enabled. Toggle back via routing icon in app bar.'),
+                        content: Text(l10n.chat_floodModeEnabled),
-                        duration: Duration(seconds: 2),
+                        duration: const Duration(seconds: 2),
                       ),
                     );
                     Navigator.pop(context);
@@ -302,7 +302,7 @@ class _PathManagementDialog extends StatelessWidget {
           actions: [
             TextButton(
               onPressed: () => Navigator.pop(context),
-              child: const Text('Close'),
+              child: Text(l10n.common_close),
             ),
           ],
         );

lib/widgets/path_selection_dialog.dart

@@ -1,19 +1,20 @@
 import 'dart:typed_data';
 import 'package:flutter/material.dart';
+import '../l10n/l10n.dart';
 import '../models/contact.dart';
 
 class PathSelectionDialog extends StatefulWidget {
   final List<Contact> availableContacts;
-  final String? initialPath;
   final String title;
+  final String? initialPath;
   final String? currentPathLabel;
   final VoidCallback? onRefresh;
 
   const PathSelectionDialog({
     super.key,
     required this.availableContacts,
+    required this.title,
     this.initialPath,
-    this.title = 'Enter Custom Path',
     this.currentPathLabel,
     this.onRefresh,
   });
@@ -24,8 +25,8 @@ class PathSelectionDialog extends StatefulWidget {
   static Future<Uint8List?> show(
     BuildContext context, {
     required List<Contact> availableContacts,
+    String? title,
     String? initialPath,
-    String title = 'Enter Custom Path',
     String? currentPathLabel,
     VoidCallback? onRefresh,
   }) {
@@ -33,8 +34,8 @@ class PathSelectionDialog extends StatefulWidget {
       context: context,
       builder: (context) => PathSelectionDialog(
         availableContacts: availableContacts,
+        title: title ?? context.l10n.path_enterCustomPath,
         initialPath: initialPath,
-        title: title,
         currentPathLabel: currentPathLabel,
         onRefresh: onRefresh,
       ),
@@ -98,6 +99,7 @@ class _PathSelectionDialogState extends State<PathSelectionDialog> {
   }
 
   Future<void> _validateAndSubmit() async {
+    final l10n = context.l10n;
     final path = _controller.text.trim().toUpperCase();
     if (path.isEmpty) {
       if (mounted) Navigator.pop(context);
@@ -130,7 +132,7 @@ class _PathSelectionDialogState extends State<PathSelectionDialog> {
     if (invalidPrefixes.isNotEmpty) {
       ScaffoldMessenger.of(context).showSnackBar(
         SnackBar(
-          content: Text('Invalid hex prefixes: ${invalidPrefixes.join(", ")}'),
+          content: Text(l10n.path_invalidHexPrefixes(invalidPrefixes.join(", "))),
           duration: const Duration(seconds: 3),
           backgroundColor: Colors.red,
         ),
@@ -141,9 +143,9 @@ class _PathSelectionDialogState extends State<PathSelectionDialog> {
     // Check max path length (64 hops)
     if (pathBytesList.length > 64) {
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(
+        SnackBar(
-          content: Text('Path too long. Maximum 64 hops allowed.'),
+          content: Text(l10n.path_tooLong),
-          duration: Duration(seconds: 3),
+          duration: const Duration(seconds: 3),
           backgroundColor: Colors.red,
         ),
       );
@@ -163,6 +165,7 @@ class _PathSelectionDialogState extends State<PathSelectionDialog> {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     return AlertDialog(
       title: Text(widget.title),
       content: SingleChildScrollView(
@@ -175,16 +178,16 @@ class _PathSelectionDialogState extends State<PathSelectionDialog> {
               if (widget.currentPathLabel != null) ...[
                 Row(
                   children: [
-                    const Text(
+                    Text(
-                      'Current path',
+                      l10n.path_currentPathLabel,
-                      style: TextStyle(fontSize: 12, fontWeight: FontWeight.bold),
+                      style: const TextStyle(fontSize: 12, fontWeight: FontWeight.bold),
                     ),
                     const Spacer(),
                     if (widget.onRefresh != null)
                       TextButton.icon(
                         onPressed: widget.onRefresh,
                         icon: const Icon(Icons.refresh, size: 16),
-                        label: const Text('Reload'),
+                        label: Text(l10n.common_reload),
                       ),
                   ],
                 ),
@@ -194,23 +197,23 @@ class _PathSelectionDialogState extends State<PathSelectionDialog> {
                 ),
                 const SizedBox(height: 16),
               ],
-              const Text(
+              Text(
-                'Enter 2-character hex prefixes for each hop, separated by commas.',
+                l10n.path_hexPrefixInstructions,
-                style: TextStyle(fontSize: 12, color: Colors.grey),
+                style: const TextStyle(fontSize: 12, color: Colors.grey),
               ),
               const SizedBox(height: 8),
-              const Text(
+              Text(
-                'Example: A1,F2,3C (each node uses first byte of its public key)',
+                l10n.path_hexPrefixExample,
-                style: TextStyle(fontSize: 11, color: Colors.grey),
+                style: const TextStyle(fontSize: 11, color: Colors.grey),
               ),
               const SizedBox(height: 16),
               TextField(
                 controller: _controller,
-                decoration: const InputDecoration(
+                decoration: InputDecoration(
-                  labelText: 'Path (hex prefixes)',
+                  labelText: l10n.path_labelHexPrefixes,
-                  hintText: 'A1,F2,3C',
+                  hintText: l10n.path_hexPrefixExample,
-                  border: OutlineInputBorder(),
+                  border: const OutlineInputBorder(),
-                  helperText: 'Max 64 hops. Each prefix is 2 hex characters (1 byte)',
+                  helperText: l10n.path_helperMaxHops,
                 ),
                 textCapitalization: TextCapitalization.characters,
                 maxLength: 191, // 64 hops * 2 chars + 63 commas
@@ -220,36 +223,36 @@ class _PathSelectionDialogState extends State<PathSelectionDialog> {
               const SizedBox(height: 8),
               Row(
                 children: [
-                  const Text(
+                  Text(
-                    'Or select from contacts:',
+                    l10n.path_selectFromContacts,
-                    style: TextStyle(fontSize: 12, fontWeight: FontWeight.bold),
+                    style: const TextStyle(fontSize: 12, fontWeight: FontWeight.bold),
                   ),
                   const Spacer(),
                   if (_selectedContacts.isNotEmpty)
                     TextButton(
                       onPressed: _clearSelection,
-                      child: const Text('Clear'),
+                      child: Text(l10n.common_clear),
                     ),
                 ],
               ),
               const SizedBox(height: 8),
               if (_validContacts.isEmpty) ...[
-                const Center(
+                Center(
                   child: Padding(
-                    padding: EdgeInsets.all(16.0),
+                    padding: const EdgeInsets.all(16.0),
                     child: Column(
                       children: [
-                        Icon(Icons.info_outline, size: 48, color: Colors.grey),
+                        const Icon(Icons.info_outline, size: 48, color: Colors.grey),
-                        SizedBox(height: 16),
+                        const SizedBox(height: 16),
                         Text(
-                          'No repeaters or room servers found.',
+                          l10n.path_noRepeatersFound,
-                          style: TextStyle(fontSize: 14),
+                          style: const TextStyle(fontSize: 14),
                           textAlign: TextAlign.center,
                         ),
-                        SizedBox(height: 8),
+                        const SizedBox(height: 8),
                         Text(
-                          'Custom paths require intermediate hops that can relay messages.',
+                          l10n.path_customPathsRequire,
-                          style: TextStyle(fontSize: 12, color: Colors.grey),
+                          style: const TextStyle(fontSize: 12, color: Colors.grey),
                           textAlign: TextAlign.center,
                         ),
                       ],
@@ -300,11 +303,11 @@ class _PathSelectionDialogState extends State<PathSelectionDialog> {
       actions: [
         TextButton(
           onPressed: () => Navigator.pop(context),
-          child: const Text('Cancel'),
+          child: Text(l10n.common_cancel),
         ),
         TextButton(
           onPressed: _validateAndSubmit,
-          child: const Text('Set Path'),
+          child: Text(l10n.path_setPath),
         ),
       ],
     );

lib/widgets/quick_switch_bar.dart

@@ -1,6 +1,7 @@
 import 'dart:ui';
 
 import 'package:flutter/material.dart';
+import '../l10n/l10n.dart';
 
 class QuickSwitchBar extends StatelessWidget {
   final int selectedIndex;
@@ -59,18 +60,18 @@ class QuickSwitchBar extends StatelessWidget {
                 height: 60,
                 selectedIndex: selectedIndex,
                 onDestinationSelected: onDestinationSelected,
-                destinations: const [
+                destinations: [
                   NavigationDestination(
-                    icon: Icon(Icons.people_outline),
+                    icon: const Icon(Icons.people_outline),
-                    label: 'Contacts',
+                    label: context.l10n.nav_contacts,
                   ),
                   NavigationDestination(
-                    icon: Icon(Icons.tag),
+                    icon: const Icon(Icons.tag),
-                    label: 'Channels',
+                    label: context.l10n.nav_channels,
                   ),
                   NavigationDestination(
-                    icon: Icon(Icons.map_outlined),
+                    icon: const Icon(Icons.map_outlined),
-                    label: 'Map',
+                    label: context.l10n.nav_map,
                   ),
                 ],
               ),

lib/widgets/repeater_login_dialog.dart

@@ -3,6 +3,7 @@ import 'dart:async';
 import 'package:flutter/material.dart';
 import 'package:flutter/foundation.dart';
 import 'package:provider/provider.dart';
+import '../l10n/l10n.dart';
 import '../models/contact.dart';
 import '../services/storage_service.dart';
 import '../connector/meshcore_connector.dart';
@@ -181,7 +182,7 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
         });
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Login failed: $e'),
+            content: Text(context.l10n.login_failed(e.toString())),
             backgroundColor: Colors.red,
           ),
         );
@@ -223,6 +224,7 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     final connector = context.watch<MeshCoreConnector>();
     final repeater = _resolveRepeater(connector);
     final isFloodMode = repeater.pathOverride == -1;
@@ -235,7 +237,7 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
             child: Column(
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
-                const Text('Repeater Login'),
+                Text(l10n.login_repeaterLogin),
                 Text(
                   repeater.name,
                   style: TextStyle(
@@ -260,17 +262,17 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
               mainAxisSize: MainAxisSize.min,
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
-                const Text(
+                Text(
-                  'Enter the repeater password to access settings and status.',
+                  l10n.login_repeaterDescription,
-                  style: TextStyle(fontSize: 14),
+                  style: const TextStyle(fontSize: 14),
                 ),
                 const SizedBox(height: 16),
                 TextField(
                   controller: _passwordController,
                   obscureText: _obscurePassword,
                   decoration: InputDecoration(
-                    labelText: 'Password',
+                    labelText: l10n.login_password,
-                    hintText: 'Enter password',
+                    hintText: l10n.login_enterPassword,
                     border: const OutlineInputBorder(),
                     prefixIcon: const Icon(Icons.lock),
                     suffixIcon: IconButton(
@@ -297,13 +299,13 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
                       _savePassword = value ?? false;
                     });
                   },
-                  title: const Text(
+                  title: Text(
-                    'Save password',
+                    l10n.login_savePassword,
-                    style: TextStyle(fontSize: 14),
+                    style: const TextStyle(fontSize: 14),
                   ),
-                  subtitle: const Text(
+                  subtitle: Text(
-                    'Password will be stored securely on this device',
+                    l10n.login_savePasswordSubtitle,
-                    style: TextStyle(fontSize: 12),
+                    style: const TextStyle(fontSize: 12),
                   ),
                   controlAffinity: ListTileControlAffinity.leading,
                   contentPadding: EdgeInsets.zero,
@@ -311,14 +313,14 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
                 const Divider(),
                 Row(
                   children: [
-                    const Text(
+                    Text(
-                      'Routing',
+                      l10n.login_routing,
-                      style: TextStyle(fontSize: 12, fontWeight: FontWeight.bold),
+                      style: const TextStyle(fontSize: 12, fontWeight: FontWeight.bold),
                     ),
                     const Spacer(),
                     PopupMenuButton<String>(
                       icon: Icon(isFloodMode ? Icons.waves : Icons.route),
-                      tooltip: 'Routing mode',
+                      tooltip: l10n.login_routingMode,
                       onSelected: (mode) async {
                         if (mode == 'flood') {
                           await connector.setPathOverride(repeater, pathLen: -1);
@@ -334,7 +336,7 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
                               Icon(Icons.auto_mode, size: 20, color: !isFloodMode ? Theme.of(context).primaryColor : null),
                               const SizedBox(width: 8),
                               Text(
-                                'Auto (use saved path)',
+                                l10n.login_autoUseSavedPath,
                                 style: TextStyle(
                                   fontWeight: !isFloodMode ? FontWeight.bold : FontWeight.normal,
                                 ),
@@ -349,7 +351,7 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
                               Icon(Icons.waves, size: 20, color: isFloodMode ? Theme.of(context).primaryColor : null),
                               const SizedBox(width: 8),
                               Text(
-                                'Force Flood Mode',
+                                l10n.login_forceFloodMode,
                                 style: TextStyle(
                                   fontWeight: isFloodMode ? FontWeight.bold : FontWeight.normal,
                                 ),
@@ -372,7 +374,7 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
                   child: TextButton.icon(
                     onPressed: () => PathManagementDialog.show(context, contact: repeater),
                     icon: const Icon(Icons.timeline, size: 18),
-                    label: const Text('Manage Paths'),
+                    label: Text(l10n.login_managePaths),
                   ),
                 ),
               ],
@@ -380,7 +382,7 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
       actions: [
         TextButton(
           onPressed: () => Navigator.pop(context),
-          child: const Text('Cancel'),
+          child: Text(l10n.common_cancel),
         ),
         if (_isLoggingIn)
           SizedBox(
@@ -399,7 +401,7 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
                     ),
                   ),
                   const SizedBox(width: 12),
-                  Text('Attempt $_currentAttempt/$_maxAttempts'),
+                  Text(l10n.login_attempt(_currentAttempt, _maxAttempts)),
                 ],
               ),
             ),
@@ -408,7 +410,7 @@ class _RepeaterLoginDialogState extends State<RepeaterLoginDialog> {
           FilledButton.icon(
             onPressed: _isLoading ? null : _handleLogin,
             icon: const Icon(Icons.login, size: 18),
-            label: const Text('Login'),
+            label: Text(l10n.login_login),
           ),
       ],
     );

lib/widgets/room_login_dialog.dart

@@ -3,6 +3,7 @@ import 'dart:async';
 import 'package:flutter/material.dart';
 import 'package:flutter/foundation.dart';
 import 'package:provider/provider.dart';
+import '../l10n/l10n.dart';
 import '../models/contact.dart';
 import '../services/storage_service.dart';
 import '../connector/meshcore_connector.dart';
@@ -181,7 +182,7 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
         });
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Login failed: $e'),
+            content: Text(context.l10n.login_failed(e.toString())),
             backgroundColor: Colors.red,
           ),
         );
@@ -223,6 +224,7 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = context.l10n;
     final connector = context.watch<MeshCoreConnector>();
     final repeater = _resolveRepeater(connector);
     final isFloodMode = repeater.pathOverride == -1;
@@ -235,7 +237,7 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
             child: Column(
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
-                const Text('Room Login'),
+                Text(l10n.login_roomLogin),
                 Text(
                   repeater.name,
                   style: TextStyle(
@@ -260,17 +262,17 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
               mainAxisSize: MainAxisSize.min,
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
-                const Text(
+                Text(
-                  'Enter the room password to access settings and status.',
+                  l10n.login_roomDescription,
-                  style: TextStyle(fontSize: 14),
+                  style: const TextStyle(fontSize: 14),
                 ),
                 const SizedBox(height: 16),
                 TextField(
                   controller: _passwordController,
                   obscureText: _obscurePassword,
                   decoration: InputDecoration(
-                    labelText: 'Password',
+                    labelText: l10n.login_password,
-                    hintText: 'Enter password',
+                    hintText: l10n.login_enterPassword,
                     border: const OutlineInputBorder(),
                     prefixIcon: const Icon(Icons.lock),
                     suffixIcon: IconButton(
@@ -297,13 +299,13 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
                       _savePassword = value ?? false;
                     });
                   },
-                  title: const Text(
+                  title: Text(
-                    'Save password',
+                    l10n.login_savePassword,
-                    style: TextStyle(fontSize: 14),
+                    style: const TextStyle(fontSize: 14),
                   ),
-                  subtitle: const Text(
+                  subtitle: Text(
-                    'Password will be stored securely on this device',
+                    l10n.login_savePasswordSubtitle,
-                    style: TextStyle(fontSize: 12),
+                    style: const TextStyle(fontSize: 12),
                   ),
                   controlAffinity: ListTileControlAffinity.leading,
                   contentPadding: EdgeInsets.zero,
@@ -311,14 +313,14 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
                 const Divider(),
                 Row(
                   children: [
-                    const Text(
+                    Text(
-                      'Routing',
+                      l10n.login_routing,
-                      style: TextStyle(fontSize: 12, fontWeight: FontWeight.bold),
+                      style: const TextStyle(fontSize: 12, fontWeight: FontWeight.bold),
                     ),
                     const Spacer(),
                     PopupMenuButton<String>(
                       icon: Icon(isFloodMode ? Icons.waves : Icons.route),
-                      tooltip: 'Routing mode',
+                      tooltip: l10n.login_routingMode,
                       onSelected: (mode) async {
                         if (mode == 'flood') {
                           await connector.setPathOverride(repeater, pathLen: -1);
@@ -334,7 +336,7 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
                               Icon(Icons.auto_mode, size: 20, color: !isFloodMode ? Theme.of(context).primaryColor : null),
                               const SizedBox(width: 8),
                               Text(
-                                'Auto (use saved path)',
+                                l10n.login_autoUseSavedPath,
                                 style: TextStyle(
                                   fontWeight: !isFloodMode ? FontWeight.bold : FontWeight.normal,
                                 ),
@@ -349,7 +351,7 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
                               Icon(Icons.waves, size: 20, color: isFloodMode ? Theme.of(context).primaryColor : null),
                               const SizedBox(width: 8),
                               Text(
-                                'Force Flood Mode',
+                                l10n.login_forceFloodMode,
                                 style: TextStyle(
                                   fontWeight: isFloodMode ? FontWeight.bold : FontWeight.normal,
                                 ),
@@ -372,7 +374,7 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
                   child: TextButton.icon(
                     onPressed: () => PathManagementDialog.show(context, contact: repeater),
                     icon: const Icon(Icons.timeline, size: 18),
-                    label: const Text('Manage Paths'),
+                    label: Text(l10n.login_managePaths),
                   ),
                 ),
               ],
@@ -380,7 +382,7 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
       actions: [
         TextButton(
           onPressed: () => Navigator.pop(context),
-          child: const Text('Cancel'),
+          child: Text(l10n.common_cancel),
         ),
         if (_isLoggingIn)
           SizedBox(
@@ -399,7 +401,7 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
                     ),
                   ),
                   const SizedBox(width: 12),
-                  Text('Attempt $_currentAttempt/$_maxAttempts'),
+                  Text(l10n.login_attempt(_currentAttempt, _maxAttempts)),
                 ],
               ),
             ),
@@ -408,7 +410,7 @@ class _RoomLoginDialogState extends State<RoomLoginDialog> {
           FilledButton.icon(
             onPressed: _isLoading ? null : _handleLogin,
             icon: const Icon(Icons.login, size: 18),
-            label: const Text('Login'),
+            label: Text(l10n.login_login),
           ),
       ],
     );

pubspec.lock

@@ -294,6 +294,11 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "8.0.0"
+  flutter_localizations:
+    dependency: "direct main"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
   flutter_map:
     dependency: "direct main"
     description:
@@ -337,7 +342,7 @@ packages:
     source: hosted
     version: "4.7.2"
   intl:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: intl
       sha256: "3df61194eb431efc39c4ceba583b95633a403f46c9fd341e550ce0bfa50e9aa5"

pubspec.yaml

@@ -30,6 +30,9 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
+  flutter_localizations:
+    sdk: flutter
+  intl: any
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
@@ -68,6 +71,7 @@ dev_dependencies:
 
 # The following section is specific to Flutter packages.
 flutter:
+  generate: true
 
   # The following line ensures that the Material Icons font is
   # included with your application, so that you can use the icons in

tools/translate.py

@@ -0,0 +1,723 @@
+#!/usr/bin/env python3
+"""
+translate_arb_with_ollama.py
+
+Translates ARB/JSON localization values using a local Ollama model, while:
+- preserving keys
+- skipping "@@locale" and all "@key" metadata blocks
+- preserving placeholders like {deviceName}, {count, plural, ...}
+- writing a new file with updated @@locale
+- printing progress as it runs
+
+Usage:
+  python translate_arb_with_ollama.py \
+    --in /home/zjs81/Desktop/meshcore-open/lib/l10n/app_en.arb \
+    --out /home/zjs81/Desktop/meshcore-open/lib/l10n/app_es.arb \
+    --to-locale es \
+    --model ministral-3:latest \
+    --temperature 0 \
+    --concurrency 4
+"""
+
+from __future__ import annotations
+
+import argparse
+import json
+import re
+import sys
+import time
+from concurrent.futures import ThreadPoolExecutor, as_completed
+from dataclasses import dataclass
+from typing import Any, Dict, List, Tuple, Optional
+from urllib import request
+
+
+# Simple placeholder like {name}, {count}, {deviceName}
+SIMPLE_PLACEHOLDER_RE = re.compile(r"\{(\w+)\}")
+# ICU plural/select variable name extraction: {count, plural, ...} or {gender, select, ...}
+ICU_VAR_RE = re.compile(r"\{(\w+)\s*,\s*(?:plural|select|selectordinal)\s*,", re.IGNORECASE)
+
+
+@dataclass
+class OllamaConfig:
+    host: str
+    model: str
+    timeout_s: float
+    temperature: float
+    num_ctx: int
+    num_predict: int
+    top_p: float
+
+
+def http_post_json(url: str, payload: Dict[str, Any], timeout_s: float) -> Dict[str, Any]:
+    data = json.dumps(payload).encode("utf-8")
+    req = request.Request(
+        url,
+        data=data,
+        headers={"Content-Type": "application/json"},
+        method="POST",
+    )
+    with request.urlopen(req, timeout=timeout_s) as resp:
+        body = resp.read().decode("utf-8")
+        return json.loads(body)
+
+
+def strip_markdown(s: str) -> str:
+    """Remove common markdown formatting from output."""
+    # Remove bold/italic markers
+    s = re.sub(r'\*\*(.+?)\*\*', r'\1', s)
+    s = re.sub(r'\*(.+?)\*', r'\1', s)
+    s = re.sub(r'__(.+?)__', r'\1', s)
+    s = re.sub(r'_(.+?)_', r'\1', s)
+    # Remove stray asterisks
+    s = re.sub(r'\*+', '', s)
+    return s.strip()
+
+
+def ollama_generate(cfg: OllamaConfig, prompt: str) -> str:
+    url = cfg.host.rstrip("/") + "/api/generate"
+    payload = {
+        "model": cfg.model,
+        "prompt": prompt,
+        "stream": False,
+        "options": {
+            "temperature": cfg.temperature,
+            "num_ctx": cfg.num_ctx,
+            "num_predict": cfg.num_predict,
+            "top_p": cfg.top_p,
+        },
+    }
+    resp = http_post_json(url, payload, cfg.timeout_s)
+    out = resp.get("response", "")
+    # Clean up common LLM artifacts
+    out = strip_markdown(out)
+    return out.strip()
+
+
+def extract_placeholder_names(s: str) -> List[str]:
+    """Extract placeholder variable names (not the full braced expression).
+    
+    For '{name}' returns ['name']
+    For '{count} {count, plural, =1{hop} other{hops}}' returns ['count']
+    """
+    names = set()
+    # Get ICU variable names first
+    for m in ICU_VAR_RE.finditer(s):
+        names.add(m.group(1))
+    # Get simple placeholders, but skip if they're inside ICU blocks (text forms like {hop})
+    # We do this by checking if the name is also an ICU variable - if not, it's a simple placeholder
+    # unless it looks like a word (ICU text forms are usually short words)
+    for m in SIMPLE_PLACEHOLDER_RE.finditer(s):
+        name = m.group(1)
+        # Check if this appears as a simple {name} placeholder (not inside ICU)
+        # by looking at what comes after it
+        full_match = m.group(0)
+        pos = m.start()
+        # Look for pattern like {name, plural/select - if found, skip (handled by ICU_VAR_RE)
+        rest = s[pos:]
+        if re.match(r"\{\w+\s*,\s*(?:plural|select|selectordinal)", rest, re.IGNORECASE):
+            continue
+        # Check if this is likely a text form inside ICU (preceded by =X{ or other{)
+        before = s[:pos]
+        if re.search(r"(?:=\d+|zero|one|two|few|many|other)\s*$", before, re.IGNORECASE):
+            continue  # This is a text form like "=1{hop}", skip it
+        names.add(name)
+    return sorted(names)
+
+
+def build_prompt(text: str, target_lang: str, placeholder_names: List[str], has_icu: bool, ask_confidence: bool = False) -> str:
+    preserve_list = "\n".join(f"- {{{t}}}" for t in placeholder_names) if placeholder_names else "- (none)"
+    
+    icu_note = ""
+    if has_icu:
+        icu_note = (
+            "ICU FORMAT RULES:\n"
+            f"- This text uses ICU plural/select format: {{var, plural, =1{{singular}} other{{plural}}}}\n"
+            "- Keep structure keywords EXACTLY: plural, select, =0, =1, =2, zero, one, two, few, many, other\n"
+            f"- TRANSLATE the words inside each form to {target_lang}\n"
+            "- Example: =1{item} other{items} -> translate 'item'/'items' but keep =1{{ }} other{{ }} structure\n\n"
+        )
+    
+    if ask_confidence:
+        return (
+            f"Translate this UI string to {target_lang}.\n\n"
+            "RULES:\n"
+            "- Placeholders like {name}, {count} must appear EXACTLY unchanged.\n"
+            "- Use infinitive verb forms for buttons (Save, Delete, etc.).\n"
+            f"- Use natural {target_lang} word order.\n"
+            "- Keep brand names and technical terms unchanged.\n\n"
+            f"{icu_note}"
+            f"Placeholders: {', '.join(f'{{{t}}}' for t in placeholder_names) if placeholder_names else 'none'}\n\n"
+            f"English: {text}\n\n"
+            "Respond with EXACTLY two lines:\n"
+            "1. The translation (no quotes)\n"
+            "2. Confidence score 1-5 (5=certain, 1=unsure)\n\n"
+            "Example response:\n"
+            "Guardar archivo\n"
+            "5"
+        )
+    else:
+        return (
+            f"Translate this UI string to {target_lang}. Return ONLY the translation.\n\n"
+            "RULES:\n"
+            "- Output the translated text ONLY. No markdown, no quotes, no explanations.\n"
+            "- Placeholders like {name}, {count} must appear EXACTLY unchanged.\n"
+            "- Use infinitive verb forms for buttons (Save, Delete, etc.).\n"
+            f"- Use natural {target_lang} word order.\n"
+            "- Keep brand names and technical terms unchanged.\n"
+            "- Translation length should be similar to the original.\n\n"
+            f"{icu_note}"
+            f"Placeholders: {', '.join(f'{{{t}}}' for t in placeholder_names) if placeholder_names else 'none'}\n\n"
+            f"English: {text}\n"
+            f"{target_lang}:"
+        )
+
+
+def parse_confidence_response(response: str) -> Tuple[str, int]:
+    """Parse response with translation and confidence score.
+    
+    Returns (translation, confidence) where confidence is 1-5, or 0 if unparseable.
+    """
+    lines = response.strip().split('\n')
+    if len(lines) >= 2:
+        translation = '\n'.join(lines[:-1]).strip()  # All but last line
+        try:
+            # Try to extract number from last line
+            last_line = lines[-1].strip()
+            # Handle formats like "5", "5/5", "Confidence: 5"
+            match = re.search(r'\b([1-5])\b', last_line)
+            if match:
+                confidence = int(match.group(1))
+                return translation, confidence
+        except ValueError:
+            pass
+    # Fallback: treat whole response as translation with unknown confidence
+    return strip_markdown(response), 0
+
+
+def looks_like_translation_failed(src: str, out: str) -> bool:
+    if not out:
+        return True
+    if src.strip() == out.strip() and len(src.strip()) > 8:
+        return True
+    # Detect hallucination: output much longer than input (3x+ for short strings, 2x for longer)
+    src_len = len(src.strip())
+    out_len = len(out.strip())
+    if src_len < 50 and out_len > src_len * 3:
+        return True
+    if src_len >= 50 and out_len > src_len * 2:
+        return True
+    return False
+
+
+def has_icu_block(s: str) -> bool:
+    """Check if string contains ICU plural/select block."""
+    return bool(ICU_VAR_RE.search(s))
+
+
+def validate_preserved_tokens(src: str, out: str) -> Tuple[bool, Optional[str]]:
+    """Validate that placeholder names are preserved in translation."""
+    src_names = extract_placeholder_names(src)
+    
+    # Check each placeholder name appears in output
+    for name in src_names:
+        # Look for {name} or {name, plural/select...}
+        pattern = r"\{" + re.escape(name) + r"(?:\}|\s*,)"
+        if not re.search(pattern, out):
+            return False, f"Missing placeholder: {{{name}}}"
+    
+    # If source has ICU block, output should too
+    if has_icu_block(src) and not has_icu_block(out):
+        return False, "ICU plural/select block missing in output"
+    
+    return True, None
+
+
+def compute_confidence(src: str, out: str) -> Tuple[float, List[str]]:
+    """
+    Compute confidence score (0.0 to 1.0) for a translation.
+    Returns (score, list of issues).
+    """
+    issues = []
+    score = 1.0
+    
+    src_len = len(src.strip())
+    out_len = len(out.strip())
+    
+    # Length ratio check
+    if src_len > 0:
+        ratio = out_len / src_len
+        if ratio < 0.3:  # Way too short
+            score -= 0.4
+            issues.append("too_short")
+        elif ratio < 0.5:
+            score -= 0.2
+            issues.append("short")
+        elif ratio > 2.5:  # Way too long
+            score -= 0.4
+            issues.append("too_long")
+        elif ratio > 1.8:
+            score -= 0.2
+            issues.append("long")
+    
+    # Contains question mark when source doesn't (model asking questions)
+    if '?' in out and '?' not in src:
+        score -= 0.3
+        issues.append("added_question")
+    
+    # Contains common LLM artifacts
+    artifacts = ['```', '**', 'translation:', 'here is', 'certainly', 'i can', 'i\'ll']
+    out_lower = out.lower()
+    for artifact in artifacts:
+        if artifact in out_lower:
+            score -= 0.3
+            issues.append(f"artifact:{artifact}")
+            break
+    
+    # Output looks like it's in English still (common words)
+    english_indicators = ['the ', ' is ', ' are ', ' was ', ' were ', ' have ', ' has ', 'you ', ' your ']
+    english_count = sum(1 for ind in english_indicators if ind in out_lower)
+    if english_count >= 3 and src_len > 20:
+        score -= 0.3
+        issues.append("likely_english")
+    
+    # Contains newlines when source doesn't
+    if '\n' in out and '\n' not in src:
+        score -= 0.2
+        issues.append("added_newlines")
+    
+    # ICU/placeholder validation
+    ok, _ = validate_preserved_tokens(src, out)
+    if not ok:
+        score -= 0.3
+        issues.append("placeholder_error")
+    
+    return max(0.0, score), issues
+
+
+# Keys to skip translation (brand names)
+SKIP_KEYS = {
+    "appTitle",
+}
+
+# Manual translations for problematic strings (key -> {locale: translation})
+MANUAL_TRANSLATIONS: Dict[str, Dict[str, str]] = {
+    "repeater_daysHoursMinsSecs": {
+        "es": "{days} días {hours}h {minutes}m {seconds}s",
+        "fr": "{days} jours {hours}h {minutes}m {seconds}s",
+        "de": "{days} Tage {hours}h {minutes}m {seconds}s",
+        "it": "{days} giorni {hours}h {minutes}m {seconds}s",
+        "pt": "{days} dias {hours}h {minutes}m {seconds}s",
+        "pl": "{days} dni {hours}h {minutes}m {seconds}s",
+        "sk": "{days} dní {hours}h {minutes}m {seconds}s",
+        "sl": "{days} dni {hours}h {minutes}m {seconds}s",
+        "cs": "{days} dní {hours}h {minutes}m {seconds}s",
+        "ja": "{days}日 {hours}時間 {minutes}分 {seconds}秒",
+        "ko": "{days}일 {hours}시간 {minutes}분 {seconds}초",
+        "zh": "{days}天 {hours}小时 {minutes}分 {seconds}秒",
+        "ru": "{days} дней {hours}ч {minutes}м {seconds}с",
+        "bg": "{days} дни {hours}ч {minutes}м {seconds}с",
+        "nl": "{days} dagen {hours}u {minutes}m {seconds}s",
+        "sv": "{days} dagar {hours}t {minutes}m {seconds}s",
+    },
+}
+
+
+def is_translatable_entry(key: str, value: Any) -> bool:
+    if key == "@@locale":
+        return False
+    if key in SKIP_KEYS:
+        return False
+    if key.startswith("@"):
+        return False
+    if not isinstance(value, str):
+        return False
+    if value.strip() == "":
+        return False
+    return True
+
+
+def translate_one(
+    key: str,
+    text: str,
+    target_lang: str,
+    cfg: OllamaConfig,
+    retries: int,
+    backoff_s: float,
+    fallback_cfg: Optional[OllamaConfig] = None,
+    confidence_threshold: float = 0.7,
+    model_confidence_threshold: int = 4,
+    ask_model_confidence: bool = True,
+) -> Tuple[str, str, Optional[str], bool]:
+    """
+    Translate a single string.
+    Returns (key, translated_text, error_or_none, used_fallback_model).
+    """
+    placeholder_names = extract_placeholder_names(text)
+    text_has_icu = has_icu_block(text)
+    
+    # Ask for confidence if we have a fallback model
+    should_ask_confidence = ask_model_confidence and fallback_cfg and fallback_cfg.model != cfg.model
+    prompt = build_prompt(text, target_lang, placeholder_names, text_has_icu, ask_confidence=should_ask_confidence)
+    used_fallback = False
+
+    last_err: Optional[str] = None
+    for attempt in range(retries + 1):
+        try:
+            raw_out = ollama_generate(cfg, prompt)
+            
+            # Parse confidence if we asked for it
+            if should_ask_confidence:
+                out, model_confidence = parse_confidence_response(raw_out)
+            else:
+                out = raw_out
+                model_confidence = 5  # Assume high confidence if not asked
+            
+            ok, why = validate_preserved_tokens(text, out)
+            if not ok:
+                last_err = f"Validation failed: {why}"
+                # Retry without confidence format for simpler response
+                prompt = build_prompt(text, target_lang, placeholder_names, text_has_icu, ask_confidence=False)
+                prompt = (
+                    prompt
+                    + "\n\nIMPORTANT: You MUST keep every {...} segment exactly unchanged. "
+                      "If you cannot, return the original text unchanged."
+                )
+                raise ValueError(last_err)
+
+            if looks_like_translation_failed(text, out) and attempt < retries:
+                last_err = "Output identical/suspicious; retrying"
+                time.sleep(backoff_s * (attempt + 1))
+                continue
+
+            # Check if model reported low confidence - use fallback
+            if model_confidence > 0 and model_confidence < model_confidence_threshold and fallback_cfg:
+                fallback_prompt = build_prompt(text, target_lang, placeholder_names, text_has_icu, ask_confidence=False)
+                fallback_out = ollama_generate(fallback_cfg, fallback_prompt)
+                fallback_ok, _ = validate_preserved_tokens(text, fallback_out)
+                if fallback_ok and not looks_like_translation_failed(text, fallback_out):
+                    return key, fallback_out, None, True
+
+            # Also check computed confidence and use fallback model if needed
+            confidence, issues = compute_confidence(text, out)
+            if confidence < confidence_threshold and fallback_cfg and fallback_cfg.model != cfg.model:
+                # Low confidence - try with bigger model
+                fallback_prompt = build_prompt(text, target_lang, placeholder_names, text_has_icu)
+                fallback_out = ollama_generate(fallback_cfg, fallback_prompt)
+                fallback_ok, _ = validate_preserved_tokens(text, fallback_out)
+                fallback_conf, _ = compute_confidence(text, fallback_out)
+                
+                if fallback_ok and fallback_conf > confidence:
+                    # Fallback is better
+                    return key, fallback_out, None, True
+                elif fallback_ok and not ok:
+                    # Original failed validation but fallback passed
+                    return key, fallback_out, None, True
+            
+            return key, out, None, used_fallback
+
+        except Exception as e:
+            last_err = str(e)
+            if attempt < retries:
+                time.sleep(backoff_s * (attempt + 1))
+                continue
+
+    # Last resort: try fallback model
+    if fallback_cfg and fallback_cfg.model != cfg.model:
+        try:
+            fallback_prompt = build_prompt(text, target_lang, placeholder_names, text_has_icu)
+            fallback_out = ollama_generate(fallback_cfg, fallback_prompt)
+            fallback_ok, _ = validate_preserved_tokens(text, fallback_out)
+            if fallback_ok and not looks_like_translation_failed(text, fallback_out):
+                return key, fallback_out, None, True
+        except Exception:
+            pass
+
+    return key, text, last_err, False  # fallback to original on failure
+
+
+def fmt_duration(seconds: float) -> str:
+    if seconds < 60:
+        return f"{seconds:.1f}s"
+    m = int(seconds // 60)
+    s = seconds - 60 * m
+    if m < 60:
+        return f"{m}m {s:.0f}s"
+    h = m // 60
+    m2 = m % 60
+    return f"{h}h {m2}m"
+
+
+def main() -> int:
+    ap = argparse.ArgumentParser()
+    ap.add_argument("--in", dest="in_path", required=True, help="Input .arb/.json file path")
+    ap.add_argument("--out", dest="out_path", required=True, help="Output .arb/.json file path")
+    ap.add_argument("--to-locale", required=True, help="Target locale code, e.g. es, fr, de")
+    ap.add_argument("--target-lang", default=None, help="Target language name for the model, e.g. Spanish (defaults from locale)")
+    ap.add_argument("--model", default="gemma3:4b", help="Ollama model name")
+    ap.add_argument("--fallback-model", default=None, help="Larger model to use for low-confidence translations")
+    ap.add_argument("--confidence-threshold", type=float, default=0.7, help="Computed confidence threshold to trigger fallback (0.0-1.0)")
+    ap.add_argument("--model-confidence-threshold", type=int, default=4, help="Model self-reported confidence threshold (1-5, use fallback if below)")
+    ap.add_argument("--retry-model", default="ministral-3:latest", help="Model to use for end-of-run retries")
+    ap.add_argument("--host", default="http://localhost:11434", help="Ollama host")
+    ap.add_argument("--timeout", type=float, default=120.0, help="HTTP timeout seconds")
+    ap.add_argument("--temperature", type=float, default=0.2, help="Model temperature")
+    ap.add_argument("--num-ctx", type=int, default=4096, help="Context size")
+    ap.add_argument("--num-predict", type=int, default=256, help="Max tokens to generate")
+    ap.add_argument("--top-p", type=float, default=0.9, help="Top-p")
+    ap.add_argument("--concurrency", type=int, default=4, help="Parallel requests")
+    ap.add_argument("--retries", type=int, default=2, help="Retries per string")
+    ap.add_argument("--backoff", type=float, default=0.6, help="Backoff seconds base")
+    ap.add_argument("--dry-run", action="store_true", help="Do not write file; just print summary")
+    ap.add_argument("--progress-every", type=int, default=1, help="Print progress every N completed strings (default: 1)")
+    args = ap.parse_args()
+
+    locale_map = {
+        "es": "Spanish",
+        "fr": "French",
+        "de": "German",
+        "it": "Italian",
+        "pt": "Portuguese",
+        "pt-BR": "Brazilian Portuguese",
+        "ja": "Japanese",
+        "ko": "Korean",
+        "zh": "Chinese (Simplified)",
+        "zh-Hant": "Chinese (Traditional)",
+        "ru": "Russian",
+        "uk": "Ukrainian",
+        "ar": "Arabic",
+        "hi": "Hindi",
+        "tr": "Turkish",
+        "nl": "Dutch",
+        "sv": "Swedish",
+        "no": "Norwegian",
+        "da": "Danish",
+        "fi": "Finnish",
+        "pl": "Polish",
+        "cs": "Czech",
+        "sk": "Slovak",
+        "sl": "Slovenian",
+        "bg": "Bulgarian",
+        "el": "Greek",
+        "he": "Hebrew",
+        "th": "Thai",
+        "vi": "Vietnamese",
+        "id": "Indonesian",
+    }
+    target_lang = args.target_lang or locale_map.get(args.to_locale, args.to_locale)
+
+    try:
+        with open(args.in_path, "r", encoding="utf-8") as f:
+            data = json.load(f)
+    except Exception as e:
+        print(f"Failed to read input: {e}", file=sys.stderr)
+        return 2
+
+    if not isinstance(data, dict):
+        print("Input JSON must be an object at top-level.", file=sys.stderr)
+        return 2
+
+    cfg = OllamaConfig(
+        host=args.host,
+        model=args.model,
+        timeout_s=args.timeout,
+        temperature=args.temperature,
+        num_ctx=args.num_ctx,
+        num_predict=args.num_predict,
+        top_p=args.top_p,
+    )
+
+    # Fallback model for low-confidence translations
+    fallback_cfg = None
+    if args.fallback_model:
+        fallback_cfg = OllamaConfig(
+            host=args.host,
+            model=args.fallback_model,
+            timeout_s=args.timeout,
+            temperature=args.temperature,
+            num_ctx=args.num_ctx,
+            num_predict=args.num_predict,
+            top_p=args.top_p,
+        )
+
+    out_data: Dict[str, Any] = dict(data)
+    out_data["@@locale"] = args.to_locale
+
+    items: List[Tuple[str, str]] = [(k, v) for k, v in data.items() if is_translatable_entry(k, v)]
+    
+    # Apply manual translations first
+    manual_count = 0
+    items_to_translate: List[Tuple[str, str]] = []
+    for k, v in items:
+        if k in MANUAL_TRANSLATIONS and args.to_locale in MANUAL_TRANSLATIONS[k]:
+            out_data[k] = MANUAL_TRANSLATIONS[k][args.to_locale]
+            manual_count += 1
+        else:
+            items_to_translate.append((k, v))
+    
+    if manual_count > 0:
+        print(f"Applied {manual_count} manual translation(s)")
+    
+    total = len(items_to_translate)
+    if total == 0 and manual_count == 0:
+        print("No translatable string entries found (excluding @@locale and @metadata).", file=sys.stderr)
+        return 1
+    
+    if total == 0:
+        print("All strings handled by manual translations.")
+    else:
+        fallback_info = f" (fallback: {args.fallback_model})" if args.fallback_model else ""
+        print(f"Translating {total} strings -> {target_lang} using {cfg.model}{fallback_info} (concurrency={args.concurrency})")
+    
+    start = time.time()
+
+    failures: List[Tuple[str, str]] = []
+    translated_ok = manual_count  # Count manual translations as OK
+    fallback_used = 0
+    completed = 0
+
+    # Build a lookup for original text by key
+    items_dict: Dict[str, str] = dict(items_to_translate)
+
+    # Submit all tasks up front
+    if total > 0:
+        with ThreadPoolExecutor(max_workers=max(1, args.concurrency)) as ex:
+            future_to_key = {
+                ex.submit(
+                    translate_one,
+                    key=k,
+                    text=v,
+                    target_lang=target_lang,
+                    cfg=cfg,
+                    retries=args.retries,
+                    backoff_s=args.backoff,
+                    fallback_cfg=fallback_cfg,
+                    confidence_threshold=args.confidence_threshold,
+                    model_confidence_threshold=args.model_confidence_threshold,
+                    ask_model_confidence=bool(args.fallback_model),
+                ): k
+                for (k, v) in items_to_translate
+            }
+
+            for fut in as_completed(future_to_key):
+                k, translated, err, used_fallback = fut.result()
+                out_data[k] = translated
+
+                completed += 1
+                if err:
+                    failures.append((k, err))
+                    status = "FAIL"
+                else:
+                    translated_ok += 1
+                    if used_fallback:
+                        fallback_used += 1
+                        status = "OK*"  # asterisk indicates fallback model was used
+                    else:
+                        status = "OK"
+
+                if args.progress_every > 0 and (completed % args.progress_every == 0 or completed == total):
+                    elapsed = time.time() - start
+                    rate = completed / elapsed if elapsed > 0 else 0.0
+                    remaining = (total - completed) / rate if rate > 0 else 0.0
+                    # Keep it single-line friendly but readable.
+                    print(
+                        f"[{completed:>4}/{total}] {status:<4} {k} | "
+                        f"elapsed {fmt_duration(elapsed)} | ETA {fmt_duration(remaining)}"
+                    )
+
+    elapsed = time.time() - start
+    fallback_msg = f", used_fallback_model={fallback_used}" if fallback_used > 0 else ""
+    print(f"Done in {fmt_duration(elapsed)}. OK={translated_ok}{fallback_msg}, errors={len(failures)}")
+
+    # Retry failed translations at the end with increasing temperature
+    retry_round = 1
+    max_end_retries = 3
+    retry_model = args.retry_model
+    while failures and retry_round <= max_end_retries:
+        # Increase temperature for each retry round
+        retry_temp = min(cfg.temperature + (0.2 * retry_round), 1.0)
+        print(f"\n--- Retry round {retry_round}/{max_end_retries} for {len(failures)} failed key(s) (model={retry_model}, temp={retry_temp:.1f}) ---")
+        retry_items = [(k, items_dict[k]) for k, _ in failures]
+        failures = []
+        retry_completed = 0
+        retry_total = len(retry_items)
+        retry_start = time.time()
+
+        # Create config with higher temperature (and optionally different model) for retries
+        retry_cfg = OllamaConfig(
+            host=cfg.host,
+            model=retry_model,
+            timeout_s=cfg.timeout_s,
+            temperature=retry_temp,
+            num_ctx=cfg.num_ctx,
+            num_predict=cfg.num_predict,
+            top_p=cfg.top_p,
+        )
+
+        with ThreadPoolExecutor(max_workers=max(1, args.concurrency)) as ex:
+            future_to_key = {
+                ex.submit(
+                    translate_one,
+                    key=k,
+                    text=v,
+                    target_lang=target_lang,
+                    cfg=retry_cfg,
+                    retries=args.retries,
+                    backoff_s=args.backoff,
+                ): k
+                for (k, v) in retry_items
+            }
+
+            for fut in as_completed(future_to_key):
+                k, translated, err, used_fb = fut.result()
+                out_data[k] = translated
+
+                retry_completed += 1
+                if err:
+                    failures.append((k, err))
+                    status = "FAIL"
+                else:
+                    translated_ok += 1
+                    status = "OK"
+
+                if args.progress_every > 0 and (retry_completed % args.progress_every == 0 or retry_completed == retry_total):
+                    elapsed = time.time() - retry_start
+                    rate = retry_completed / elapsed if elapsed > 0 else 0.0
+                    remaining = (retry_total - retry_completed) / rate if rate > 0 else 0.0
+                    print(
+                        f"[{retry_completed:>4}/{retry_total}] {status:<4} {k} | "
+                        f"elapsed {fmt_duration(elapsed)} | ETA {fmt_duration(remaining)}"
+                    )
+
+        retry_elapsed = time.time() - retry_start
+        print(f"Retry round {retry_round} done in {fmt_duration(retry_elapsed)}. Remaining failures: {len(failures)}")
+        retry_round += 1
+
+    total_elapsed = time.time() - start
+    print(f"\nTotal time: {fmt_duration(total_elapsed)}. OK={translated_ok}, final fallback={len(failures)}")
+
+    if failures:
+        print("Fallback keys (kept original English due to errors):")
+        for k, err in failures[:60]:
+            print(f" - {k}: {err}")
+        if len(failures) > 60:
+            print(f" ... and {len(failures) - 60} more")
+
+    if args.dry_run:
+        print("Dry run: not writing output file.")
+        return 0
+
+    try:
+        with open(args.out_path, "w", encoding="utf-8") as f:
+            json.dump(out_data, f, ensure_ascii=False, indent=2)
+            f.write("\n")
+    except Exception as e:
+        print(f"Failed to write output: {e}", file=sys.stderr)
+        return 2
+
+    print(f"Wrote: {args.out_path}")
+    return 0
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())