update

README.md

@@ -19,7 +19,7 @@ Casha is the **"Simplest"**, **"Most Elegant"**, and **"Most Focused"** way to t
 
 ## 📱 Screenshots
 
-> _Add your screenshots here_
+![screenshot](https://i.ibb.co/Fq06nxKM/screenshot.png)
 
 ## 🚀 Getting Started
 

lib/app/theme.dart

@@ -8,9 +8,11 @@ class AppTheme {
     final textTheme = GoogleFonts.poppinsTextTheme(base.textTheme).apply(
       bodyColor: AppColors.textPrimary,
       displayColor: AppColors.textPrimary,
+      fontFamilyFallback: ['Roboto'], // Ensures Cyrillic renders with same visual style
     );
 
     return base.copyWith(
+      fontFamily: GoogleFonts.poppins().fontFamily, // Explicit font family for Cyrillic support
       textTheme: textTheme,
       scaffoldBackgroundColor: AppColors.background,
       colorScheme: const ColorScheme.dark(
@@ -106,9 +108,11 @@ class AppTheme {
     final textTheme = GoogleFonts.poppinsTextTheme(base.textTheme).apply(
       bodyColor: const Color(0xFF1A1A2E),
       displayColor: const Color(0xFF1A1A2E),
+      fontFamilyFallback: ['Roboto'], // Ensures Cyrillic renders with same visual style
     );
 
     return base.copyWith(
+      fontFamily: GoogleFonts.poppins().fontFamily, // Explicit font family for Cyrillic support
       textTheme: textTheme,
       scaffoldBackgroundColor: const Color(0xFFF0F0F7),
       colorScheme: const ColorScheme.light(

lib/core/l10n/app_strings.dart

@@ -0,0 +1,140 @@
+enum AppLocale { en, ru }
+
+class AppStrings {
+  final AppLocale locale;
+
+  const AppStrings(this.locale);
+
+  bool get _ru => locale == AppLocale.ru;
+
+  // ── Dashboard ──
+  String get appTitle => _ru ? 'Мои финансы' : 'My Finances';
+  String get totalBalance => _ru ? 'ОБЩИЙ БАЛАНС' : 'TOTAL BALANCE';
+  String get add => _ru ? 'Добавить' : 'Add';
+  String get transactions => _ru ? 'Транзакции' : 'Transactions';
+  String get searchHint => _ru ? 'Поиск транзакций...' : 'Search transactions...';
+  String get filterAll => _ru ? 'Все' : 'All';
+  String get filterIncome => _ru ? 'Доход' : 'Income';
+  String get filterExpense => _ru ? 'Расход' : 'Expense';
+  String get filterAllTime => _ru ? 'Всё время' : 'All Time';
+  String get filterMonth => _ru ? 'Месяц' : 'Month';
+  String get income => _ru ? 'Доход' : 'Income';
+  String get expenses => _ru ? 'Расходы' : 'Expenses';
+  String get monthlyBudget => _ru ? 'Бюджет на месяц' : 'Monthly Budget';
+  String get spent => _ru ? 'Потрачено' : 'Spent';
+  String get limit => _ru ? 'Лимит' : 'Limit';
+  String get noTransactions => _ru ? 'Транзакции не найдены' : 'No transactions found';
+  String get addFirstTx => _ru ? 'Нажмите + чтобы добавить первую транзакцию' : 'Tap + to add your first transaction';
+
+  // ── Add/Edit transaction screen ──
+  String get addTransaction => _ru ? 'Новая транзакция' : 'Add Transaction';
+  String get editTransaction => _ru ? 'Редактировать' : 'Edit Transaction';
+  String get amount => _ru ? 'Сумма' : 'Amount';
+  String get category => _ru ? 'Категория' : 'Category';
+  String get note => _ru ? 'Заметка' : 'Note';
+  String get date => _ru ? 'Дата' : 'Date';
+  String get time => _ru ? 'Время' : 'Time';
+  String get save => _ru ? 'Сохранить' : 'Save';
+  String get delete => _ru ? 'Удалить' : 'Delete';
+  String get cancel => _ru ? 'Отмена' : 'Cancel';
+  String get typeIncome => _ru ? 'Доход' : 'Income';
+  String get typeExpense => _ru ? 'Расход' : 'Expense';
+  String get confirmDelete => _ru ? 'Удалить транзакцию?' : 'Delete transaction?';
+  String get confirmDeleteBody => _ru ? 'Это действие нельзя отменить.' : 'This action cannot be undone.';
+  String get saveChanges => _ru ? 'Сохранить изменения' : 'Save Changes';
+  String get noteOptional => _ru ? 'Заметка (необязательно)' : 'Note (optional)';
+  String get addNote => _ru ? 'Добавить заметку...' : 'Add a note...';
+
+  // ── Settings ──
+  String get settings => _ru ? 'Настройки' : 'Settings';
+  String get managePreferences => _ru ? 'Управление настройками' : 'Manage your preferences';
+  String get appearance => _ru ? 'Внешний вид' : 'Appearance';
+  String get theme => _ru ? 'Тема' : 'Theme';
+  String get themeDark => _ru ? 'Тёмная' : 'Dark';
+  String get themeLight => _ru ? 'Светлая' : 'Light';
+  String get themeSystem => _ru ? 'Системная' : 'System';
+  String get darkMode => _ru ? 'Тёмная тема' : 'Dark Mode';
+  String get enabled => _ru ? 'Включено' : 'Enabled';
+  String get disabled => _ru ? 'Выключено' : 'Disabled';
+  String get hapticFeedback => _ru ? 'Тактильная отдача' : 'Haptic Feedback';
+  String get vibrationOnInteractions => _ru ? 'Вибрация при взаимодействии' : 'Vibration on interactions';
+  String get biometricLock => _ru ? 'Биометрическая блокировка' : 'Biometric Lock';
+  String get requireFingerprint => _ru ? 'Требовать отпечаток при запуске' : 'Require fingerprint on app launch';
+  String get currency => _ru ? 'Валюта' : 'Currency';
+  String get amountFormat => _ru ? 'Формат суммы' : 'Amount Format';
+  String get language => _ru ? 'Язык' : 'Language';
+  String get langRu => _ru ? 'Русский' : 'Russian';
+  String get langEn => _ru ? 'Английский' : 'English';
+  String get budget => _ru ? 'Бюджет' : 'Budget';
+  String get budgetHint => _ru ? 'Месячный лимит' : 'Monthly limit';
+  String get budgetNone => _ru ? 'Не установлен' : 'Not set';
+  String get monthlyBudgetSetting => _ru ? 'Месячный бюджет' : 'Monthly Budget';
+  String get yourMonthlySpendingLimit => _ru ? 'Ваш месячный лимит расходов' : 'Your monthly spending limit';
+  String get setMonthlySpendingLimit => _ru ? 'Установите месячный лимит расходов для отслеживания бюджета' : 'Set a monthly spending limit to track your budget';
+  String get leaveEmptyToRemove => _ru ? 'Оставьте пустым для удаления лимита' : 'Leave empty to remove budget limit';
+  String get data => _ru ? 'Данные' : 'Data';
+  String get exportData => _ru ? 'Экспорт данных' : 'Export data';
+  String get clearData => _ru ? 'Очистить данные' : 'Clear all data';
+  String get clearAllTransactions => _ru ? 'Очистить все транзакции' : 'Clear All Transactions';
+  String get clearDataConfirm => _ru ? 'Удалить все транзакции?' : 'Clear all transactions?';
+  String get clearDataWarning => _ru ? 'Это навсегда удалит всю историю транзакций. Это действие нельзя отменить.' : 'This will permanently delete all your transaction history. This cannot be undone.';
+  String get areYouSure => _ru ? 'Вы абсолютно уверены?' : 'Are you absolutely sure?';
+  String get allTransactionsDeleted => _ru ? 'Все транзакции удалены' : 'All transactions deleted';
+  String get noKeepThem => _ru ? 'Нет, оставить' : 'No, keep them';
+  String get yesDeleteEverything => _ru ? 'Да, удалить всё' : 'Yes, delete everything';
+  String get allTransactionsWillBeDeleted => _ru ? 'Все транзакции будут удалены навсегда. Восстановить их будет невозможно.' : 'All transactions will be deleted forever. There is no way to recover them.';
+  String get dangerZone => _ru ? 'Опасная зона' : 'Danger Zone';
+
+  // ── Categories ──
+  String get categories => _ru ? 'Категории' : 'Categories';
+  String get rankedByAmount => _ru ? 'По сумме' : 'Ranked by Amount';
+  String get addCategory => _ru ? 'Добавить категорию' : 'Add Category';
+  String get editCategory => _ru ? 'Редактировать' : 'Edit Category';
+  String get categoryName => _ru ? 'Название' : 'Name';
+  String get categoryIcon => _ru ? 'Иконка' : 'Icon';
+  String get categoryColor => _ru ? 'Цвет' : 'Color';
+  String get deleteCategory => _ru ? 'Удалить категорию' : 'Delete Category';
+  String get noCategoriesYet => _ru ? 'Нет категорий' : 'No categories yet';
+
+  // ── Built-in category names (translated for display only, stored in English) ──
+  String categoryLabel(String key) {
+    if (!_ru) return key; // English: return key as-is
+    const map = {
+      'Food': 'Еда',
+      'Transport': 'Транспорт',
+      'Shopping': 'Покупки',
+      'Entertainment': 'Развлечения',
+      'Health': 'Здоровье',
+      'Housing': 'Жильё',
+      'Education': 'Образование',
+      'Travel': 'Путешествия',
+      'Salary': 'Зарплата',
+      'Freelance': 'Фриланс',
+      'Investment': 'Инвестиции',
+      'Gift': 'Подарок',
+      'Other': 'Другое',
+      'Utilities': 'Коммунальные',
+      'Clothing': 'Одежда',
+      'Sports': 'Спорт',
+      'Beauty': 'Красота',
+      'Pets': 'Питомцы',
+      'Business': 'Бизнес',
+      'Savings': 'Накопления',
+    };
+    return map[key] ?? key; // fallback to English key if not in map
+  }
+
+  // ── Color editor overlay ──
+  String get colorPrimary => _ru ? 'Основной' : 'Primary';
+  String get colorSecondary => _ru ? 'Вторичный' : 'Secondary';
+  String get colorSolid => _ru ? 'Однотон' : 'Solid';
+  String get gradientLinear => _ru ? 'Линейный' : 'Linear';
+  String get gradientReverse => _ru ? 'Обратный' : 'Reverse';
+  String get gradientRadial => _ru ? 'Радиус' : 'Radial';
+  String get gradientSweep => _ru ? 'Круговой' : 'Sweep';
+  String get reset => _ru ? 'Сброс' : 'Reset';
+  String get apply => _ru ? 'Применить' : 'Apply';
+
+  // ── Date locale code for intl DateFormat ──
+  String get dateLocale => _ru ? 'ru_RU' : 'en_US';
+}

lib/core/l10n/locale_provider.dart

@@ -0,0 +1,30 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import '../../features/dashboard/provider.dart';
+import 'app_strings.dart';
+
+class LocaleNotifier extends Notifier<AppLocale> {
+  static const _key = 'app_locale';
+
+  @override
+  AppLocale build() {
+    // Load persisted locale synchronously via ref
+    final prefs = ref.read(sharedPreferencesProvider);
+    final saved = prefs.getString(_key);
+    return saved == 'ru' ? AppLocale.ru : AppLocale.en;
+  }
+
+  void setLocale(AppLocale locale) {
+    state = locale;
+    ref.read(sharedPreferencesProvider).setString(_key, locale.name);
+  }
+}
+
+final localeProvider = NotifierProvider<LocaleNotifier, AppLocale>(
+  LocaleNotifier.new,
+);
+
+final stringsProvider = Provider<AppStrings>((ref) {
+  final locale = ref.watch(localeProvider);
+  return AppStrings(locale);
+});

lib/features/add_transaction/screen.dart

@@ -5,6 +5,8 @@ import 'package:go_router/go_router.dart';
 import 'package:intl/intl.dart';
 import 'package:uuid/uuid.dart';
 import '../../core/constants.dart';
+import '../../core/l10n/app_strings.dart';
+import '../../core/l10n/locale_provider.dart';
 import '../../core/services/haptic_service.dart';
 import '../../shared/models/transaction.dart';
 import '../dashboard/provider.dart';
@@ -216,6 +218,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
 
   @override
   Widget build(BuildContext context) {
+    final s = ref.watch(stringsProvider);
     final state = ref.watch(addTransactionProvider(widget.initial));
     final categories = ref.watch(availableCategoriesProvider(widget.initial));
     final overrideCurrency = state.overrideCurrency;
@@ -224,7 +227,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
     return Scaffold(
       backgroundColor: Theme.of(context).scaffoldBackgroundColor,
       appBar: AppBar(
-        title: Text(state.isEditing ? 'Edit Transaction' : 'Add Transaction'),
+        title: Text(state.isEditing ? s.editTransaction : s.addTransaction),
         leading: IconButton(
           icon: const Icon(Icons.close_rounded),
           onPressed: () => context.pop(),
@@ -238,12 +241,12 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
                 showDialog(
                   context: context,
                   builder: (ctx) => AlertDialog(
-                    title: const Text('Delete transaction?'),
+                    title: Text(s.confirmDelete),
-                    content: const Text('This action cannot be undone.'),
+                    content: Text(s.confirmDeleteBody),
                     actions: [
                       TextButton(
                         onPressed: () => Navigator.pop(ctx),
-                        child: const Text('Cancel'),
+                        child: Text(s.cancel),
                       ),
                       TextButton(
                         onPressed: () {
@@ -254,7 +257,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
                         style: TextButton.styleFrom(
                           foregroundColor: const Color(0xFFE05C6B),
                         ),
-                        child: const Text('Delete'),
+                        child: Text(s.delete),
                       ),
                     ],
                   ),
@@ -271,12 +274,13 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
             children: [
               _TypeToggle(
                 selected: state.type,
+                strings: s,
                 onChanged: (t) =>
                     ref.read(addTransactionProvider(widget.initial).notifier).setType(t),
               ),
               const SizedBox(height: 24),
 
-              _SectionLabel('Amount'),
+              _SectionLabel(s.amount),
               const SizedBox(height: 8),
               AnimatedBuilder(
                 animation: _borderColorAnimation,
@@ -339,7 +343,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
               const SizedBox(height: 20),
 
               Text(
-                'Currency',
+                s.currency,
                 style: TextStyle(
                   fontSize: 13,
                   color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
@@ -353,7 +357,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
               ),
               const SizedBox(height: 20),
 
-              _SectionLabel('Category'),
+              _SectionLabel(s.category),
               const SizedBox(height: 8),
               _CategoryPicker(
                 categories: categories,
@@ -372,7 +376,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
                       crossAxisAlignment: CrossAxisAlignment.start,
                       children: [
                         Text(
-                          'Date',
+                          s.date,
                           style: Theme.of(context).textTheme.bodySmall?.copyWith(
                             color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
                             fontWeight: FontWeight.w500,
@@ -400,7 +404,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
                                 const SizedBox(width: 8),
                                 Expanded(
                                   child: Text(
-                                    DateFormat('MMM d, yyyy').format(_selectedDate),
+                                    DateFormat('MMM d, yyyy', s.dateLocale).format(_selectedDate),
                                     style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                                       color: Theme.of(context).colorScheme.onSurface,
                                       fontWeight: FontWeight.w500,
@@ -422,7 +426,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
                       crossAxisAlignment: CrossAxisAlignment.start,
                       children: [
                         Text(
-                          'Time',
+                          s.time,
                           style: Theme.of(context).textTheme.bodySmall?.copyWith(
                             color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
                             fontWeight: FontWeight.w500,
@@ -466,7 +470,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
               ),
               const SizedBox(height: 20),
 
-              _SectionLabel('Note (optional)'),
+              _SectionLabel(s.noteOptional),
               const SizedBox(height: 8),
               TextFormField(
                 controller: _noteController,
@@ -482,7 +486,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
                       ),
                     ),
                 decoration: InputDecoration(
-                  hintText: 'Add a note...',
+                  hintText: s.addNote,
                   enabledBorder: OutlineInputBorder(
                     borderRadius: BorderRadius.circular(12),
                     borderSide: isDark
@@ -530,7 +534,7 @@ class _AddTransactionScreenState extends ConsumerState<AddTransactionScreen>
                                 ),
                               )
                             : Text(
-                                state.isEditing ? 'Save Changes' : 'Add Transaction',
+                                state.isEditing ? s.saveChanges : s.addTransaction,
                                 style: TextStyle(
                                   fontSize: 16,
                                   fontWeight: FontWeight.w600,
@@ -570,7 +574,12 @@ class _SectionLabel extends StatelessWidget {
 class _TypeToggle extends StatelessWidget {
   final TransactionType selected;
   final ValueChanged<TransactionType> onChanged;
-  const _TypeToggle({required this.selected, required this.onChanged});
+  final AppStrings strings;
+  const _TypeToggle({
+    required this.selected,
+    required this.onChanged,
+    required this.strings,
+  });
 
   @override
   Widget build(BuildContext context) {
@@ -584,14 +593,14 @@ class _TypeToggle extends StatelessWidget {
       child: Row(
         children: [
           _TypeOption(
-            label: 'Income',
+            label: strings.typeIncome,
             icon: Icons.arrow_downward_rounded,
             color: AppColors.income,
             isSelected: selected == TransactionType.income,
             onTap: () => onChanged(TransactionType.income),
           ),
           _TypeOption(
-            label: 'Expense',
+            label: strings.typeExpense,
             icon: Icons.arrow_upward_rounded,
             color: AppColors.expense,
             isSelected: selected == TransactionType.expense,

lib/features/categories/screen.dart

@@ -4,6 +4,7 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 import 'package:intl/intl.dart';
 import '../../core/constants.dart';
+import '../../core/l10n/locale_provider.dart';
 import '../../shared/utils/currency_utils.dart';
 import '../../shared/providers/amount_format_provider.dart';
 import '../settings/provider.dart';
@@ -24,6 +25,7 @@ class _CategoriesScreenState extends ConsumerState<CategoriesScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final s = ref.watch(stringsProvider);
     final data = ref.watch(categoryExpenseProvider);
     final monthlyData = ref.watch(monthlyBreakdownProvider);
     final total = data.values.fold(0.0, (a, b) => a + b);
@@ -39,14 +41,14 @@ class _CategoriesScreenState extends ConsumerState<CategoriesScreen> {
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
             Text(
-              'Categories',
+              s.categories,
               style: Theme.of(context).textTheme.titleLarge?.copyWith(
                     fontWeight: FontWeight.w700,
                     color: Theme.of(context).colorScheme.onSurface,
                   ),
             ),
             Text(
-              'Expense breakdown',
+              s.expenses,
               style: Theme.of(context).textTheme.bodySmall?.copyWith(
                     color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
                   ),
@@ -85,7 +87,7 @@ class _CategoriesScreenState extends ConsumerState<CategoriesScreen> {
                         _BarChartCard(monthlyData: monthlyData, currency: currencyInfo.symbol),
                       const SizedBox(height: 20),
                       Text(
-                        'Ranked by Amount',
+                        s.rankedByAmount,
                         style: Theme.of(context).textTheme.titleMedium?.copyWith(
                               fontWeight: FontWeight.w600,
                               color: Theme.of(context).colorScheme.onSurface,
@@ -408,6 +410,7 @@ class _CategoryRow extends ConsumerWidget {
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
+    final s = ref.watch(stringsProvider);
     final fmt = ref.watch(amountFormatProvider);
     final color = AppCategories.colors[category] ?? AppColors.accent;
     final icon = AppCategories.icons[category] ?? Icons.category_rounded;
@@ -451,7 +454,7 @@ class _CategoryRow extends ConsumerWidget {
               const SizedBox(width: 12),
               Expanded(
                 child: Text(
-                  category,
+                  s.categoryLabel(category),
                   style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                         fontWeight: FontWeight.w600,
                         color: Theme.of(context).colorScheme.onSurface,

lib/features/dashboard/screen.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 import 'package:intl/intl.dart';
+import '../../core/l10n/locale_provider.dart';
 import '../../core/services/card_color_service.dart';
 import '../../core/services/haptic_service.dart';
 import '../settings/provider.dart';
@@ -115,6 +116,7 @@ class _DashboardScreenState extends ConsumerState<DashboardScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final s = ref.watch(stringsProvider);
     final balance = ref.watch(totalBalanceProvider);
     final income = ref.watch(totalIncomeProvider);
     final expense = ref.watch(totalExpenseProvider);
@@ -131,7 +133,7 @@ class _DashboardScreenState extends ConsumerState<DashboardScreen> {
         scrolledUnderElevation: 0,
         titleSpacing: 20,
         title: Text(
-          'Casha',
+          s.appTitle,
           style: Theme.of(context).textTheme.headlineMedium?.copyWith(
             fontWeight: FontWeight.w800,
             color: Theme.of(context).colorScheme.onSurface,
@@ -143,7 +145,7 @@ class _DashboardScreenState extends ConsumerState<DashboardScreen> {
             padding: const EdgeInsets.only(right: 20),
             child: Center(
               child: Text(
-                DateFormat('MMMM yyyy').format(DateTime.now()),
+                DateFormat('MMMM yyyy', s.dateLocale).format(DateTime.now()),
                 style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                   color: Theme.of(context).colorScheme.onSurface.withOpacity(0.5),
                   fontWeight: FontWeight.w500,
@@ -161,7 +163,7 @@ class _DashboardScreenState extends ConsumerState<DashboardScreen> {
         backgroundColor: const Color(0xFF7C6DED),
         foregroundColor: Colors.white,
         icon: const Icon(Icons.add),
-        label: const Text('Add', style: TextStyle(fontWeight: FontWeight.w600)),
+        label: Text(s.add, style: const TextStyle(fontWeight: FontWeight.w600)),
       ),
       floatingActionButtonLocation: FloatingActionButtonLocation.endFloat,
       body: SafeArea(
@@ -188,6 +190,7 @@ class _DashboardScreenState extends ConsumerState<DashboardScreen> {
                       income: income,
                       expense: expense,
                       currencyInfo: currencyInfo,
+                      strings: s,
                     ),
                     if (budget != null) ...[
                       const SizedBox(height: 16),
@@ -195,6 +198,7 @@ class _DashboardScreenState extends ConsumerState<DashboardScreen> {
                         spent: monthExpense,
                         budget: budget,
                         currencyInfo: currencyInfo,
+                        strings: s,
                       ),
                     ],
                     const SizedBox(height: 24),
@@ -203,12 +207,13 @@ class _DashboardScreenState extends ConsumerState<DashboardScreen> {
                       focusNode: _searchFocusNode,
                       onTap: _scrollToSearch,
                       ref: ref,
+                      strings: s,
                     ),
                     const SizedBox(height: 12),
-                    const FilterChips(),
+                    FilterChips(strings: s),
                     const SizedBox(height: 20),
                     Text(
-                      'Transactions',
+                      s.transactions,
                       style: Theme.of(context).textTheme.titleMedium?.copyWith(
                         fontWeight: FontWeight.w600,
                         color: Theme.of(context).colorScheme.onSurface,
@@ -220,9 +225,9 @@ class _DashboardScreenState extends ConsumerState<DashboardScreen> {
               ),
             ),
             if (recent.isEmpty)
-              const SliverFillRemaining(
+              SliverFillRemaining(
                 hasScrollBody: false,
-                child: EmptyState(),
+                child: EmptyState(strings: s),
               )
             else
               SliverPadding(

lib/features/dashboard/widgets/budget_progress.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../../../core/l10n/app_strings.dart';
 import '../../../shared/providers/amount_format_provider.dart';
 import '../../../shared/utils/currency_utils.dart';
 import '../../settings/provider.dart';
@@ -9,11 +10,13 @@ class BudgetProgress extends ConsumerWidget {
   final double spent;
   final double budget;
   final CurrencyInfo currencyInfo;
+  final AppStrings strings;
   const BudgetProgress({
     super.key,
     required this.spent,
     required this.budget,
     required this.currencyInfo,
+    required this.strings,
   });
 
   Border? _themeBorder(BuildContext context) {
@@ -51,7 +54,7 @@ class BudgetProgress extends ConsumerWidget {
               mainAxisAlignment: MainAxisAlignment.spaceBetween,
               children: [
                 Text(
-                  'Monthly Budget',
+                  strings.monthlyBudget,
                   style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                     color: Theme.of(
                       context,
@@ -95,7 +98,7 @@ class BudgetProgress extends ConsumerWidget {
               mainAxisAlignment: MainAxisAlignment.spaceBetween,
               children: [
                 Text(
-                  'Spent: ${formatAmount(currencyInfo.symbol, spent, fmt)}',
+                  '${strings.spent}: ${formatAmount(currencyInfo.symbol, spent, fmt)}',
                   style: Theme.of(context).textTheme.bodySmall?.copyWith(
                     color: Theme.of(
                       context,
@@ -103,7 +106,7 @@ class BudgetProgress extends ConsumerWidget {
                   ),
                 ),
                 Text(
-                  'Limit: ${formatAmount(currencyInfo.symbol, budget, fmt)}',
+                  '${strings.limit}: ${formatAmount(currencyInfo.symbol, budget, fmt)}',
                   style: Theme.of(context).textTheme.bodySmall?.copyWith(
                     color: Theme.of(
                       context,

lib/features/dashboard/widgets/color_editor_overlay.dart

@@ -2,6 +2,8 @@ import 'dart:ui';
 import 'package:flutter/material.dart';
 import 'package:flutter_colorpicker/flutter_colorpicker.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../../../core/l10n/app_strings.dart';
+import '../../../core/l10n/locale_provider.dart';
 import '../../../core/services/card_color_service.dart';
 import '../../../core/services/haptic_service.dart';
 import '../../settings/provider.dart';
@@ -96,6 +98,10 @@ class _FullScreenBlurOverlayState extends State<FullScreenBlurOverlay> {
       ),
       child: StatefulBuilder(
         builder: (ctx, setPanelState) {
+          final s = AppStrings(
+            ProviderScope.containerOf(widget.context).read(localeProvider),
+          );
+          
           void onHSVChanged(HSVColor hsv) {
             setPanelState(() {});
             dash.setState(() {
@@ -125,7 +131,7 @@ class _FullScreenBlurOverlayState extends State<FullScreenBlurOverlay> {
                   children: [
                     Expanded(
                       child: PanelTab(
-                        label: 'Primary',
+                        label: s.colorPrimary,
                         isSelected: dash.editingPrimary,
                         color: dash.tempPrimary,
                         isDimmed: isSolid,
@@ -142,7 +148,7 @@ class _FullScreenBlurOverlayState extends State<FullScreenBlurOverlay> {
                     const SizedBox(width: 6),
                     Expanded(
                       child: PanelTab(
-                        label: 'Secondary',
+                        label: s.colorSecondary,
                         isSelected: !dash.editingPrimary,
                         color: dash.tempSecondary,
                         isDimmed: isSolid,
@@ -196,7 +202,7 @@ class _FullScreenBlurOverlayState extends State<FullScreenBlurOverlay> {
                           ),
                         ),
                         child: Text(
-                          'Solid',
+                          s.colorSolid,
                           style: TextStyle(
                             fontSize: 11,
                             fontWeight: isSolid
@@ -391,10 +397,10 @@ class _FullScreenBlurOverlayState extends State<FullScreenBlurOverlay> {
                           .map((type) {
                         final isSelected = dash.tempGradientType == type;
                         final label = switch (type) {
-                          GradientType.linear => 'Linear',
+                          GradientType.linear => s.gradientLinear,
-                          GradientType.linearReverse => 'Reverse',
+                          GradientType.linearReverse => s.gradientReverse,
-                          GradientType.radial => 'Radial',
+                          GradientType.radial => s.gradientRadial,
-                          GradientType.sweep => 'Sweep',
+                          GradientType.sweep => s.gradientSweep,
                           GradientType.solid => '',
                         };
                         final icon = switch (type) {
@@ -498,8 +504,8 @@ class _FullScreenBlurOverlayState extends State<FullScreenBlurOverlay> {
                           dash.overlayEntry?.markNeedsBuild();
                         },
                         icon: const Icon(Icons.restart_alt_rounded, size: 15),
-                        label: const Text('Reset',
+                        label: Text(s.reset,
-                            style: TextStyle(fontSize: 13)),
+                            style: const TextStyle(fontSize: 13)),
                         style: OutlinedButton.styleFrom(
                           foregroundColor: Theme.of(widget.context)
                               .colorScheme
@@ -529,8 +535,8 @@ class _FullScreenBlurOverlayState extends State<FullScreenBlurOverlay> {
                           shape: RoundedRectangleBorder(
                               borderRadius: BorderRadius.circular(12)),
                         ),
-                        child: const Text('Apply',
+                        child: Text(s.apply,
-                            style: TextStyle(
+                            style: const TextStyle(
                                 fontWeight: FontWeight.w700, fontSize: 14)),
                       ),
                     ),

lib/features/dashboard/widgets/filter_chips.dart

@@ -1,11 +1,13 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import '../../../core/constants.dart';
+import '../../../core/l10n/app_strings.dart';
 import '../../../core/services/haptic_service.dart';
 import '../provider.dart';
 
 class FilterChips extends ConsumerWidget {
-  const FilterChips({super.key});
+  final AppStrings strings;
+  const FilterChips({super.key, required this.strings});
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
@@ -16,13 +18,13 @@ class FilterChips extends ConsumerWidget {
     return Row(
       children: [
         _FilterChip(
-          label: 'All Time',
+          label: strings.filterAllTime,
           isSelected: timeFilter == TimeFilter.allTime,
           onTap: () => ref.read(timeFilterProvider.notifier).state = TimeFilter.allTime,
         ),
         const SizedBox(width: 6),
         _FilterChip(
-          label: 'Month',
+          label: strings.filterMonth,
           isSelected: timeFilter == TimeFilter.lastMonth,
           onTap: () => ref.read(timeFilterProvider.notifier).state = TimeFilter.lastMonth,
         ),
@@ -37,20 +39,20 @@ class FilterChips extends ConsumerWidget {
           ),
         ),
         _FilterChip(
-          label: 'All',
+          label: strings.filterAll,
           isSelected: typeFilter == TransactionFilter.all,
           onTap: () => ref.read(transactionFilterProvider.notifier).state = TransactionFilter.all,
         ),
         const SizedBox(width: 6),
         _FilterChip(
-          label: 'Income',
+          label: strings.filterIncome,
           isSelected: typeFilter == TransactionFilter.income,
           color: AppColors.income,
           onTap: () => ref.read(transactionFilterProvider.notifier).state = TransactionFilter.income,
         ),
         const SizedBox(width: 6),
         _FilterChip(
-          label: 'Expense',
+          label: strings.filterExpense,
           isSelected: typeFilter == TransactionFilter.expense,
           color: AppColors.expense,
           onTap: () => ref.read(transactionFilterProvider.notifier).state = TransactionFilter.expense,

lib/features/dashboard/widgets/search_bar.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../../../core/l10n/app_strings.dart';
 import '../provider.dart';
 
 class SearchBar extends StatelessWidget {
@@ -7,12 +8,14 @@ class SearchBar extends StatelessWidget {
   final FocusNode focusNode;
   final VoidCallback onTap;
   final WidgetRef ref;
+  final AppStrings strings;
   const SearchBar({
     super.key,
     required this.controller,
     required this.focusNode,
     required this.onTap,
     required this.ref,
+    required this.strings,
   });
 
   @override
@@ -23,7 +26,7 @@ class SearchBar extends StatelessWidget {
       focusNode: focusNode,
       onTap: onTap,
       decoration: InputDecoration(
-        hintText: 'Search transactions...',
+        hintText: strings.searchHint,
         prefixIcon: Icon(
           Icons.search_rounded,
           color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),

lib/features/dashboard/widgets/summary_row.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import '../../../core/constants.dart';
+import '../../../core/l10n/app_strings.dart';
 import '../../../shared/providers/amount_format_provider.dart';
 import '../../../shared/utils/currency_utils.dart';
 import '../../settings/provider.dart';
@@ -10,11 +11,13 @@ class SummaryRow extends StatelessWidget {
   final double income;
   final double expense;
   final CurrencyInfo currencyInfo;
+  final AppStrings strings;
   const SummaryRow({
     super.key,
     required this.income,
     required this.expense,
     required this.currencyInfo,
+    required this.strings,
   });
 
   @override
@@ -23,7 +26,7 @@ class SummaryRow extends StatelessWidget {
       children: [
         Expanded(
           child: SummaryCard(
-            label: 'Income',
+            label: strings.income,
             amount: income,
             color: AppColors.income,
             icon: Icons.arrow_downward_rounded,
@@ -33,7 +36,7 @@ class SummaryRow extends StatelessWidget {
         const SizedBox(width: 12),
         Expanded(
           child: SummaryCard(
-            label: 'Expenses',
+            label: strings.expenses,
             amount: expense,
             color: AppColors.expense,
             icon: Icons.arrow_upward_rounded,

lib/features/dashboard/widgets/transaction_tile.dart

@@ -3,6 +3,8 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 import 'package:intl/intl.dart';
 import '../../../core/constants.dart';
+import '../../../core/l10n/app_strings.dart';
+import '../../../core/l10n/locale_provider.dart';
 import '../../../shared/models/transaction.dart';
 import '../../../shared/providers/amount_format_provider.dart';
 import '../../../shared/utils/currency_utils.dart';
@@ -18,6 +20,7 @@ class TransactionTile extends ConsumerWidget {
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
+    final s = ref.watch(stringsProvider);
     final fmt = ref.watch(amountFormatProvider);
     final isIncome = transaction.type == TransactionType.income;
     final color = isIncome ? AppColors.income : AppColors.expense;
@@ -51,7 +54,7 @@ class TransactionTile extends ConsumerWidget {
                 crossAxisAlignment: CrossAxisAlignment.start,
                 children: [
                   Text(
-                    transaction.category,
+                    s.categoryLabel(transaction.category),
                     style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                       fontWeight: FontWeight.w600,
                       color: Theme.of(context).colorScheme.onSurface,
@@ -69,7 +72,7 @@ class TransactionTile extends ConsumerWidget {
                     )
                   else
                     Text(
-                      DateFormat('MMM d, yyyy · HH:mm').format(transaction.date),
+                      DateFormat('d MMM yyyy · HH:mm', s.dateLocale).format(transaction.date),
                       style: Theme.of(context).textTheme.bodySmall?.copyWith(
                         color: Theme.of(
                           context,
@@ -94,7 +97,8 @@ class TransactionTile extends ConsumerWidget {
 }
 
 class EmptyState extends StatelessWidget {
-  const EmptyState({super.key});
+  final AppStrings strings;
+  const EmptyState({super.key, required this.strings});
 
   @override
   Widget build(BuildContext context) {
@@ -116,7 +120,7 @@ class EmptyState extends StatelessWidget {
           ),
           const SizedBox(height: 16),
           Text(
-            'No transactions found',
+            strings.noTransactions,
             style: Theme.of(context).textTheme.titleMedium?.copyWith(
               color: Theme.of(context).colorScheme.onSurface,
               fontWeight: FontWeight.w600,
@@ -124,7 +128,7 @@ class EmptyState extends StatelessWidget {
           ),
           const SizedBox(height: 6),
           Text(
-            'Tap + to add your first transaction',
+            strings.addFirstTx,
             style: Theme.of(context).textTheme.bodyMedium?.copyWith(
               color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
             ),

lib/features/settings/screen.dart

@@ -4,6 +4,8 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 import 'package:intl/intl.dart';
 import '../../core/constants.dart';
+import '../../core/l10n/app_strings.dart';
+import '../../core/l10n/locale_provider.dart';
 import '../../core/services/biometric_service.dart';
 import '../../core/services/haptic_service.dart';
 import '../../shared/utils/currency_utils.dart';
@@ -54,15 +56,16 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
   }
 
   void _confirmClearData(BuildContext context, WidgetRef ref) {
+    final s = ref.read(stringsProvider);
     showDialog(
       context: context,
       builder: (ctx) => AlertDialog(
-        title: const Text('Clear all transactions?'),
+        title: Text(s.clearDataConfirm),
-        content: const Text('This will permanently delete all your transaction history. This cannot be undone.'),
+        content: Text(s.clearDataWarning),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(ctx),
-            child: const Text('Cancel'),
+            child: Text(s.cancel),
           ),
           TextButton(
             onPressed: () {
@@ -70,30 +73,30 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
               showDialog(
                 context: context,
                 builder: (ctx2) => AlertDialog(
-                  title: const Text('Are you absolutely sure?'),
+                  title: Text(s.areYouSure),
-                  content: const Text('All transactions will be deleted forever. There is no way to recover them.'),
+                  content: Text(s.allTransactionsWillBeDeleted),
                   actions: [
                     TextButton(
                       onPressed: () => Navigator.pop(ctx2),
-                      child: const Text('No, keep them'),
+                      child: Text(s.noKeepThem),
                     ),
                     TextButton(
                       onPressed: () {
                         ref.read(transactionsProvider.notifier).clearAll();
                         Navigator.pop(ctx2);
                         ScaffoldMessenger.of(context).showSnackBar(
-                          const SnackBar(content: Text('All transactions deleted')),
+                          SnackBar(content: Text(s.allTransactionsDeleted)),
                         );
                       },
                       style: TextButton.styleFrom(foregroundColor: const Color(0xFFE05C6B)),
-                      child: const Text('Yes, delete everything'),
+                      child: Text(s.yesDeleteEverything),
                     ),
                   ],
                 ),
               );
             },
             style: TextButton.styleFrom(foregroundColor: const Color(0xFFE05C6B)),
-            child: const Text('Delete'),
+            child: Text(s.delete),
           ),
         ],
       ),
@@ -102,6 +105,7 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final s = ref.watch(stringsProvider);
     final budget = ref.watch(budgetProvider);
     final themeMode = ref.watch(themeProvider);
     final isDarkMode = themeMode == ThemeMode.dark;
@@ -118,14 +122,14 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
             Text(
-              'Settings',
+              s.settings,
               style: Theme.of(context).textTheme.titleLarge?.copyWith(
                     fontWeight: FontWeight.w700,
                     color: Theme.of(context).colorScheme.onSurface,
                   ),
             ),
             Text(
-              'Manage your preferences',
+              s.managePreferences,
               style: Theme.of(context).textTheme.bodySmall?.copyWith(
                     color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
                   ),
@@ -165,14 +169,14 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
                       crossAxisAlignment: CrossAxisAlignment.start,
                       children: [
                         Text(
-                          'Dark Mode',
+                          s.darkMode,
                           style: Theme.of(context).textTheme.titleMedium?.copyWith(
                                 fontWeight: FontWeight.w600,
                                 color: Theme.of(context).colorScheme.onSurface,
                               ),
                         ),
                         Text(
-                          isDarkMode ? 'Enabled' : 'Disabled',
+                          isDarkMode ? s.enabled : s.disabled,
                           style: Theme.of(context).textTheme.bodySmall?.copyWith(
                                 color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
                               ),
@@ -223,14 +227,14 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: [
                             Text(
-                              'Haptic Feedback',
+                              s.hapticFeedback,
                               style: Theme.of(context).textTheme.titleMedium?.copyWith(
                                     fontWeight: FontWeight.w600,
                                     color: Theme.of(context).colorScheme.onSurface,
                                   ),
                             ),
                             Text(
-                              'Vibration on interactions',
+                              s.vibrationOnInteractions,
                               style: Theme.of(context).textTheme.bodySmall?.copyWith(
                                     color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
                                   ),
@@ -252,6 +256,112 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
 
             const _BiometricSection(),
 
+            Container(
+              padding: const EdgeInsets.all(20),
+              decoration: BoxDecoration(
+                color: Theme.of(context).colorScheme.surface,
+                borderRadius: BorderRadius.circular(16),
+                border: isDark ? null : Border.all(color: const Color(0xFFDDDDEE), width: 1),
+              ),
+              child: Column(
+                crossAxisAlignment: CrossAxisAlignment.start,
+                children: [
+                  Row(
+                    children: [
+                      Container(
+                        padding: const EdgeInsets.all(10),
+                        decoration: BoxDecoration(
+                          color: AppColors.accent.withOpacity(0.15),
+                          borderRadius: BorderRadius.circular(12),
+                        ),
+                        child: const Icon(
+                          Icons.language_rounded,
+                          color: AppColors.accent,
+                          size: 20,
+                        ),
+                      ),
+                      const SizedBox(width: 12),
+                      Expanded(
+                        child: Text(
+                          s.language,
+                          style: Theme.of(context).textTheme.titleMedium?.copyWith(
+                                fontWeight: FontWeight.w600,
+                                color: Theme.of(context).colorScheme.onSurface,
+                              ),
+                        ),
+                      ),
+                    ],
+                  ),
+                  const SizedBox(height: 16),
+                  Consumer(
+                    builder: (context, ref, _) {
+                      final currentLocale = ref.watch(localeProvider);
+                      return Row(
+                        children: [
+                          Expanded(
+                            child: GestureDetector(
+                              onTap: () => ref.read(localeProvider.notifier).setLocale(AppLocale.en),
+                              child: Container(
+                                padding: const EdgeInsets.symmetric(vertical: 12),
+                                decoration: BoxDecoration(
+                                  color: currentLocale == AppLocale.en
+                                      ? AppColors.accent.withOpacity(0.2)
+                                      : Theme.of(context).scaffoldBackgroundColor,
+                                  borderRadius: BorderRadius.circular(12),
+                                  border: currentLocale == AppLocale.en
+                                      ? Border.all(color: AppColors.accent, width: 1.5)
+                                      : (isDark ? null : Border.all(color: const Color(0xFFDDDDEE), width: 1)),
+                                ),
+                                child: Text(
+                                  s.langEn,
+                                  textAlign: TextAlign.center,
+                                  style: TextStyle(
+                                    color: currentLocale == AppLocale.en
+                                        ? AppColors.accent
+                                        : Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
+                                    fontWeight: currentLocale == AppLocale.en ? FontWeight.w600 : FontWeight.normal,
+                                  ),
+                                ),
+                              ),
+                            ),
+                          ),
+                          const SizedBox(width: 8),
+                          Expanded(
+                            child: GestureDetector(
+                              onTap: () => ref.read(localeProvider.notifier).setLocale(AppLocale.ru),
+                              child: Container(
+                                padding: const EdgeInsets.symmetric(vertical: 12),
+                                decoration: BoxDecoration(
+                                  color: currentLocale == AppLocale.ru
+                                      ? AppColors.accent.withOpacity(0.2)
+                                      : Theme.of(context).scaffoldBackgroundColor,
+                                  borderRadius: BorderRadius.circular(12),
+                                  border: currentLocale == AppLocale.ru
+                                      ? Border.all(color: AppColors.accent, width: 1.5)
+                                      : (isDark ? null : Border.all(color: const Color(0xFFDDDDEE), width: 1)),
+                                ),
+                                child: Text(
+                                  s.langRu,
+                                  textAlign: TextAlign.center,
+                                  style: TextStyle(
+                                    color: currentLocale == AppLocale.ru
+                                        ? AppColors.accent
+                                        : Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
+                                    fontWeight: currentLocale == AppLocale.ru ? FontWeight.w600 : FontWeight.normal,
+                                  ),
+                                ),
+                              ),
+                            ),
+                          ),
+                        ],
+                      );
+                    },
+                  ),
+                ],
+              ),
+            ),
+            const SizedBox(height: 16),
+
             Container(
               padding: const EdgeInsets.all(20),
               decoration: BoxDecoration(
@@ -279,7 +389,7 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
                       const SizedBox(width: 12),
                       Expanded(
                         child: Text(
-                          'Currency',
+                          s.currency,
                           style: Theme.of(context).textTheme.titleMedium?.copyWith(
                                 fontWeight: FontWeight.w600,
                                 color: Theme.of(context).colorScheme.onSurface,
@@ -372,7 +482,7 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
                       const SizedBox(width: 12),
                       Expanded(
                         child: Text(
-                          'Amount Format',
+                          s.amountFormat,
                           style: Theme.of(context).textTheme.titleMedium?.copyWith(
                                 fontWeight: FontWeight.w600,
                                 color: Theme.of(context).colorScheme.onSurface,
@@ -455,7 +565,7 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
                       const SizedBox(width: 12),
                       Expanded(
                         child: Text(
-                          'Monthly Budget',
+                          s.monthlyBudgetSetting,
                           style: Theme.of(context).textTheme.titleMedium?.copyWith(
                                 fontWeight: FontWeight.w600,
                                 color: Theme.of(context).colorScheme.onSurface,
@@ -486,7 +596,7 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
                                 ? '${currencyInfo.symbol} '
                                 : currencyInfo.symbol,
                             hintText: '0.00',
-                            helperText: 'Leave empty to remove budget limit',
+                            helperText: s.leaveEmptyToRemove,
                           ),
                           autofocus: true,
                         ),
@@ -500,7 +610,7 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
                                 _budgetController.text = budget?.toStringAsFixed(2) ?? '';
                                 setState(() => _isEditing = false);
                               },
-                              child: const Text('Cancel'),
+                              child: Text(s.cancel),
                             ),
                             const SizedBox(width: 8),
                             ElevatedButton(
@@ -508,7 +618,7 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
                               style: ElevatedButton.styleFrom(
                                 minimumSize: const Size(80, 40),
                               ),
-                              child: const Text('Save'),
+                              child: Text(s.save),
                             ),
                           ],
                         ),
@@ -521,7 +631,7 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
                         Text(
                           budget != null
                               ? formatAmount(currencyInfo.symbol, budget, fmt)
-                              : 'Not set',
+                              : s.budgetNone,
                           style: Theme.of(context).textTheme.headlineSmall?.copyWith(
                                 color: budget != null ? AppColors.accent : Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
                                 fontWeight: FontWeight.w700,
@@ -530,8 +640,8 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
                         const SizedBox(height: 8),
                         Text(
                           budget != null
-                              ? 'Your monthly spending limit'
+                              ? s.yourMonthlySpendingLimit
-                              : 'Set a monthly spending limit to track your budget',
+                              : s.setMonthlySpendingLimit,
                           style: Theme.of(context).textTheme.bodySmall?.copyWith(
                                 color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
                               ),
@@ -545,7 +655,7 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
             const SizedBox(height: 24),
 
             Text(
-              'Danger Zone',
+              s.dangerZone,
               style: TextStyle(
                 fontSize: 12,
                 letterSpacing: 1.2,
@@ -559,9 +669,9 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
               child: OutlinedButton.icon(
                 onPressed: () => _confirmClearData(context, ref),
                 icon: const Icon(Icons.delete_forever, color: Color(0xFFE05C6B)),
-                label: const Text(
+                label: Text(
-                  'Clear All Transactions',
+                  s.clearAllTransactions,
-                  style: TextStyle(color: Color(0xFFE05C6B)),
+                  style: const TextStyle(color: Color(0xFFE05C6B)),
                 ),
                 style: OutlinedButton.styleFrom(
                   side: BorderSide(color: const Color(0xFFE05C6B).withOpacity(0.5)),
@@ -621,14 +731,14 @@ class _SettingsScreenState extends ConsumerState<SettingsScreen> {
   }
 }
 
-class _BiometricSection extends StatefulWidget {
+class _BiometricSection extends ConsumerStatefulWidget {
   const _BiometricSection();
 
   @override
-  State<_BiometricSection> createState() => _BiometricSectionState();
+  ConsumerState<_BiometricSection> createState() => _BiometricSectionState();
 }
 
-class _BiometricSectionState extends State<_BiometricSection> {
+class _BiometricSectionState extends ConsumerState<_BiometricSection> {
   bool _available = false;
   bool _enabled = false;
   bool _loading = true;
@@ -667,6 +777,10 @@ class _BiometricSectionState extends State<_BiometricSection> {
     
     final isDark = Theme.of(context).brightness == Brightness.dark;
     
+    return Consumer(
+      builder: (context, ref, _) {
+        final s = ref.watch(stringsProvider);
+        
         return Column(
           children: [
             Container(
@@ -696,14 +810,14 @@ class _BiometricSectionState extends State<_BiometricSection> {
                       crossAxisAlignment: CrossAxisAlignment.start,
                       children: [
                         Text(
-                      'Biometric Lock',
+                          s.biometricLock,
                           style: Theme.of(context).textTheme.titleMedium?.copyWith(
                                 fontWeight: FontWeight.w600,
                                 color: Theme.of(context).colorScheme.onSurface,
                               ),
                         ),
                         Text(
-                      'Require fingerprint on app launch',
+                          s.requireFingerprint,
                           style: Theme.of(context).textTheme.bodySmall?.copyWith(
                                 color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
                               ),
@@ -722,5 +836,7 @@ class _BiometricSectionState extends State<_BiometricSection> {
             const SizedBox(height: 16),
           ],
         );
+      },
+    );
   }
 }

lib/main.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:intl/date_symbol_data_local.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'app/app.dart';
 import 'core/services/haptic_service.dart';
@@ -7,6 +8,13 @@ import 'features/dashboard/provider.dart';
 
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
+  
+  // Initialize date formatting for both locales
+  await initializeDateFormatting('en_US', null);
+  await initializeDateFormatting('ru_RU', null);
+  await initializeDateFormatting('en', null);
+  await initializeDateFormatting('ru', null);
+  
   final prefs = await SharedPreferences.getInstance();
   await HapticService.init();