diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index 91b263a..5c99a68 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -1,4 +1,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.READ_MEDIA_IMAGES" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" android:maxSdkVersion="32" />
+
     <application
         android:label="daymaker_lp"
         android:name="${applicationName}"
diff --git a/ios/Runner/Info.plist b/ios/Runner/Info.plist
index b682aa4..a7a44d7 100644
--- a/ios/Runner/Info.plist
+++ b/ios/Runner/Info.plist
@@ -24,6 +24,10 @@
 	<string>$(FLUTTER_BUILD_NUMBER)</string>
 	<key>LSRequiresIPhoneOS</key>
 	<true/>
+	<key>NSCameraUsageDescription</key>
+	<string>O DayMaker precisa da câmara para tirares fotos dos itens que queres registar.</string>
+	<key>NSPhotoLibraryUsageDescription</key>
+	<string>O DayMaker precisa da galeria para escolheres fotos dos itens que queres registar.</string>
 	<key>UILaunchStoryboardName</key>
 	<string>LaunchScreen</string>
 	<key>UIMainStoryboardFile</key>
diff --git a/lib/Screens/add_item_screen.dart b/lib/Screens/add_item_screen.dart
index 9f87bed..4f932ce 100644
--- a/lib/Screens/add_item_screen.dart
+++ b/lib/Screens/add_item_screen.dart
@@ -22,10 +22,10 @@ class _AddItemScreenState extends State<AddItemScreen> {
 
   bool _isLoading = false;
 
-  Future<void> _pickImage() async {
+  Future<void> _pickImage(ImageSource source) async {
     final picker = ImagePicker();
     final image = await picker.pickImage(
-      source: ImageSource.gallery,
+      source: source,
       maxWidth: 1024,
       imageQuality: 80,
     );
@@ -34,6 +34,46 @@ class _AddItemScreenState extends State<AddItemScreen> {
     }
   }
 
+  Future<void> _showImageSourcePicker() async {
+    final source = await showModalBottomSheet<ImageSource>(
+      context: context,
+      backgroundColor: Colors.white,
+      shape: const RoundedRectangleBorder(
+        borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
+      ),
+      builder: (context) => SafeArea(
+        child: Padding(
+          padding: const EdgeInsets.symmetric(vertical: 12),
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              ListTile(
+                leading: const Icon(
+                  Icons.photo_camera,
+                  color: Color(0xFF0066CC),
+                ),
+                title: const Text('Tirar foto'),
+                onTap: () => Navigator.pop(context, ImageSource.camera),
+              ),
+              ListTile(
+                leading: const Icon(
+                  Icons.photo_library,
+                  color: Color(0xFF0066CC),
+                ),
+                title: const Text('Escolher da galeria'),
+                onTap: () => Navigator.pop(context, ImageSource.gallery),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+
+    if (source != null) {
+      await _pickImage(source);
+    }
+  }
+
   @override
   void dispose() {
     _nameController.dispose();
@@ -185,7 +225,7 @@ class _AddItemScreenState extends State<AddItemScreen> {
             // Image picker
             Center(
               child: GestureDetector(
-                onTap: _pickImage,
+                onTap: _showImageSourcePicker,
                 child: Container(
                   width: 140,
                   height: 140,
@@ -297,7 +337,7 @@ class _AddItemScreenState extends State<AddItemScreen> {
                   value: _selectedCategory,
                   hint: const Text('Selecione uma categoria'),
                   isExpanded: true,
-                  items: ITEM_CATEGORIES.map((category) {
+                  items: itemCategories.map((category) {
                     return DropdownMenuItem<ItemCategory>(
                       value: category,
                       child: Row(
@@ -407,13 +447,13 @@ class _AddItemScreenState extends State<AddItemScreen> {
             Wrap(
               spacing: 8,
               runSpacing: 8,
-              children: CONTEXT_TAGS.map((tag) {
+              children: contextTags.map((tag) {
                 final isSelected = _selectedTags.contains(tag.id);
                 return FilterChip(
                   label: Text(tag.name),
                   selected: isSelected,
                   onSelected: (selected) => _toggleTag(tag.id),
-                  selectedColor: const Color(0xFF0066CC).withOpacity(0.2),
+                  selectedColor: const Color(0xFF0066CC).withValues(alpha: 0.2),
                   checkmarkColor: const Color(0xFF0066CC),
                   backgroundColor: Colors.white,
                   labelStyle: TextStyle(
diff --git a/lib/Screens/home_screen.dart b/lib/Screens/home_screen.dart
index 8dc6e32..e34542e 100644
--- a/lib/Screens/home_screen.dart
+++ b/lib/Screens/home_screen.dart
@@ -1,9 +1,10 @@
-import 'package:flutter/material.dart';
+import 'package:flutter/material.dart';
 import 'package:supabase_flutter/supabase_flutter.dart';
 import 'perfil_screen.dart';
 import 'add_item_screen.dart';
 import 'item_screen.dart';
 import 'week_screen.dart';
+import 'ai_chat_screen.dart';
 import '../constants/item_categories.dart';
 
 class HomeScreen extends StatefulWidget {
@@ -20,6 +21,7 @@ class _HomeScreenState extends State<HomeScreen> {
     const _HomeContent(),
     const _ItemsScreen(),
     const _WeekScreen(),
+    const _AiScreen(),
     const _ProfileScreen(),
   ];
 
@@ -36,7 +38,10 @@ class _HomeScreenState extends State<HomeScreen> {
         backgroundColor: Colors.white,
         type: BottomNavigationBarType.fixed,
         items: const [
-          BottomNavigationBarItem(icon: Icon(Icons.home), label: 'Início'),
+          BottomNavigationBarItem(
+          icon: Icon(Icons.home),
+            label: 'Início',
+          ),
           BottomNavigationBarItem(
             icon: Icon(Icons.inventory_2_outlined),
             label: 'Itens',
@@ -45,6 +50,10 @@ class _HomeScreenState extends State<HomeScreen> {
             icon: Icon(Icons.calendar_today_outlined),
             label: 'Semana',
           ),
+          BottomNavigationBarItem(
+            icon: Icon(Icons.auto_awesome_outlined),
+            label: 'IA',
+          ),
           BottomNavigationBarItem(
             icon: Icon(Icons.person_outline),
             label: 'Perfil',
@@ -136,7 +145,7 @@ class _HomeContentState extends State<_HomeContent> {
         _isLoading = false;
       });
     } catch (e) {
-      print('Error loading home: $e');
+      debugPrint('Error loading home: $e');
       setState(() => _isLoading = false);
     }
   }
@@ -315,9 +324,9 @@ class _HomeContentState extends State<_HomeContent> {
     final imageUrl = (images != null && images.isNotEmpty)
         ? images.first['image_url']
         : null;
-    final category = ITEM_CATEGORIES.firstWhere(
+    final category = itemCategories.firstWhere(
       (c) => c.id == item['categoria'],
-      orElse: () => ITEM_CATEGORIES.last,
+      orElse: () => itemCategories.last,
     );
     return Container(
       width: 80,
@@ -332,7 +341,8 @@ class _HomeContentState extends State<_HomeContent> {
                     width: 60,
                     height: 60,
                     fit: BoxFit.cover,
-                    errorBuilder: (_, __, ___) => _placeholder(category.icon),
+                    errorBuilder: (context, error, stackTrace) =>
+                        _placeholder(category.icon),
                   )
                 : _placeholder(category.icon),
           ),
@@ -352,7 +362,7 @@ class _HomeContentState extends State<_HomeContent> {
     return Container(
       width: 60,
       height: 60,
-      color: const Color(0xFF0066CC).withOpacity(0.1),
+      color: const Color(0xFF0066CC).withValues(alpha: 0.1),
       alignment: Alignment.center,
       child: Text(icon, style: const TextStyle(fontSize: 26)),
     );
@@ -391,9 +401,9 @@ class _HomeContentState extends State<_HomeContent> {
           final imageUrl = (images != null && images.isNotEmpty)
               ? images.first['image_url']
               : null;
-          final category = ITEM_CATEGORIES.firstWhere(
+          final category = itemCategories.firstWhere(
             (c) => c.id == item['categoria'],
-            orElse: () => ITEM_CATEGORIES.last,
+            orElse: () => itemCategories.last,
           );
           return Container(
             width: 110,
@@ -414,13 +424,13 @@ class _HomeContentState extends State<_HomeContent> {
                           width: double.infinity,
                           height: 70,
                           fit: BoxFit.cover,
-                          errorBuilder: (_, __, ___) =>
+                          errorBuilder: (context, error, stackTrace) =>
                               _placeholder(category.icon),
                         )
                       : Container(
                           width: double.infinity,
                           height: 70,
-                          color: const Color(0xFF0066CC).withOpacity(0.1),
+                          color: const Color(0xFF0066CC).withValues(alpha: 0.1),
                           alignment: Alignment.center,
                           child: Text(
                             category.icon,
@@ -468,6 +478,13 @@ class _WeekScreen extends StatelessWidget {
   Widget build(BuildContext context) => const WeekScreen();
 }
 
+class _AiScreen extends StatelessWidget {
+  const _AiScreen();
+
+  @override
+  Widget build(BuildContext context) => const AiChatScreen();
+}
+
 class _ProfileScreen extends StatelessWidget {
   const _ProfileScreen();
 
diff --git a/lib/Screens/item_screen.dart b/lib/Screens/item_screen.dart
index b4b3da3..3fccd76 100644
--- a/lib/Screens/item_screen.dart
+++ b/lib/Screens/item_screen.dart
@@ -56,7 +56,7 @@ class _ItemScreenState extends State<ItemScreen> {
         _isLoading = false;
       });
     } catch (e) {
-      print('Error loading items: $e');
+      debugPrint('Error loading items: $e');
       setState(() => _isLoading = false);
     }
   }
@@ -71,15 +71,15 @@ class _ItemScreenState extends State<ItemScreen> {
 
   String _categoryName(String? id) {
     if (id == null) return 'Outros';
-    return ITEM_CATEGORIES
-        .firstWhere((c) => c.id == id, orElse: () => ITEM_CATEGORIES.last)
+    return itemCategories
+        .firstWhere((c) => c.id == id, orElse: () => itemCategories.last)
         .name;
   }
 
   String _categoryIcon(String? id) {
     if (id == null) return '📦';
-    return ITEM_CATEGORIES
-        .firstWhere((c) => c.id == id, orElse: () => ITEM_CATEGORIES.last)
+    return itemCategories
+        .firstWhere((c) => c.id == id, orElse: () => itemCategories.last)
         .icon;
   }
 
@@ -231,7 +231,7 @@ class _ItemScreenState extends State<ItemScreen> {
               scrollDirection: Axis.horizontal,
               children: [
                 _categoryChip(null, 'Todos', '🗂'),
-                ...ITEM_CATEGORIES.map(
+                ...itemCategories.map(
                   (c) => _categoryChip(c.id, c.name, c.icon),
                 ),
               ],
@@ -324,7 +324,7 @@ class _ItemScreenState extends State<ItemScreen> {
                         width: 72,
                         height: 72,
                         fit: BoxFit.cover,
-                        errorBuilder: (_, __, ___) =>
+                        errorBuilder: (context, error, stackTrace) =>
                             _iconPlaceholder(categoryIcon),
                       )
                     : _iconPlaceholder(categoryIcon),
@@ -362,7 +362,9 @@ class _ItemScreenState extends State<ItemScreen> {
                               vertical: 2,
                             ),
                             decoration: BoxDecoration(
-                              color: const Color(0xFF0066CC).withOpacity(0.1),
+                              color: const Color(
+                                0xFF0066CC,
+                              ).withValues(alpha: 0.1),
                               borderRadius: BorderRadius.circular(6),
                             ),
                             child: Text(
@@ -430,7 +432,7 @@ class _ItemScreenState extends State<ItemScreen> {
     return Container(
       width: 72,
       height: 72,
-      color: const Color(0xFF0066CC).withOpacity(0.1),
+      color: const Color(0xFF0066CC).withValues(alpha: 0.1),
       alignment: Alignment.center,
       child: Text(icon, style: const TextStyle(fontSize: 32)),
     );
@@ -451,10 +453,10 @@ class ItemDetailScreen extends StatelessWidget {
     final categoryId = item['categoria'] as String?;
     final categoryName = categoryId == null
         ? 'Outros'
-        : ITEM_CATEGORIES
+        : itemCategories
               .firstWhere(
                 (c) => c.id == categoryId,
-                orElse: () => ITEM_CATEGORIES.last,
+                orElse: () => itemCategories.last,
               )
               .name;
     final tags = List<String>.from(item['tags'] ?? []);
@@ -482,7 +484,8 @@ class ItemDetailScreen extends StatelessWidget {
                   width: double.infinity,
                   height: 250,
                   fit: BoxFit.cover,
-                  errorBuilder: (_, __, ___) => const SizedBox.shrink(),
+                  errorBuilder: (context, error, stackTrace) =>
+                      const SizedBox.shrink(),
                 ),
               ),
             const SizedBox(height: 20),
@@ -504,7 +507,7 @@ class ItemDetailScreen extends StatelessWidget {
                         label: Text(t),
                         backgroundColor: const Color(
                           0xFF0066CC,
-                        ).withOpacity(0.1),
+                        ).withValues(alpha: 0.1),
                         labelStyle: const TextStyle(color: Color(0xFF0066CC)),
                       ),
                     )
@@ -561,9 +564,9 @@ class _EditItemScreenState extends State<EditItemScreen> {
     _nameController = TextEditingController(text: widget.item['nome'] ?? '');
     final catId = widget.item['categoria'] as String?;
     if (catId != null) {
-      _selectedCategory = ITEM_CATEGORIES.firstWhere(
+      _selectedCategory = itemCategories.firstWhere(
         (c) => c.id == catId,
-        orElse: () => ITEM_CATEGORIES.last,
+        orElse: () => itemCategories.last,
       );
     }
     final tags = List<String>.from(widget.item['tags'] ?? []);
@@ -653,7 +656,7 @@ class _EditItemScreenState extends State<EditItemScreen> {
                 child: DropdownButton<ItemCategory>(
                   value: _selectedCategory,
                   isExpanded: true,
-                  items: ITEM_CATEGORIES
+                  items: itemCategories
                       .map(
                         (c) => DropdownMenuItem(
                           value: c,
@@ -674,7 +677,7 @@ class _EditItemScreenState extends State<EditItemScreen> {
             Wrap(
               spacing: 8,
               runSpacing: 8,
-              children: CONTEXT_TAGS.map((tag) {
+              children: contextTags.map((tag) {
                 final selected = _selectedTags.contains(tag.id);
                 return FilterChip(
                   label: Text(tag.name),
@@ -688,7 +691,7 @@ class _EditItemScreenState extends State<EditItemScreen> {
                       }
                     });
                   },
-                  selectedColor: const Color(0xFF0066CC).withOpacity(0.2),
+                  selectedColor: const Color(0xFF0066CC).withValues(alpha: 0.2),
                   checkmarkColor: const Color(0xFF0066CC),
                   backgroundColor: Colors.white,
                 );
diff --git a/lib/Screens/perfil_screen.dart b/lib/Screens/perfil_screen.dart
index e690fd9..727a0ea 100644
--- a/lib/Screens/perfil_screen.dart
+++ b/lib/Screens/perfil_screen.dart
@@ -45,7 +45,7 @@ class _PerfilScreenState extends State<PerfilScreen> {
         });
       }
     } catch (e) {
-      print('Error loading user data: $e');
+      debugPrint('Error loading user data: $e');
     } finally {
       setState(() => _isLoading = false);
     }
diff --git a/lib/Screens/week_screen.dart b/lib/Screens/week_screen.dart
index 09b2845..633aaf1 100644
--- a/lib/Screens/week_screen.dart
+++ b/lib/Screens/week_screen.dart
@@ -42,8 +42,11 @@ class _WeekScreenState extends State<WeekScreen> {
 
   DateTime get _startOfWeek {
     final now = DateTime.now();
-    return DateTime(now.year, now.month, now.day)
-        .subtract(Duration(days: now.weekday - 1));
+    return DateTime(
+      now.year,
+      now.month,
+      now.day,
+    ).subtract(Duration(days: now.weekday - 1));
   }
 
   String _dateKey(DateTime d) =>
@@ -107,7 +110,7 @@ class _WeekScreenState extends State<WeekScreen> {
         _isLoading = false;
       });
     } catch (e) {
-      print('Error loading day items: $e');
+      debugPrint('Error loading day items: $e');
       setState(() => _isLoading = false);
     }
   }
@@ -123,8 +126,9 @@ class _WeekScreenState extends State<WeekScreen> {
 
     final available = List<Map<String, dynamic>>.from(allItems);
     final existingIds = _dayItems.map((i) => i['id']).toSet();
-    final toShow =
-        available.where((i) => !existingIds.contains(i['id'])).toList();
+    final toShow = available
+        .where((i) => !existingIds.contains(i['id']))
+        .toList();
 
     if (!mounted) return;
     final selected = await showModalBottomSheet<List<int>>(
@@ -193,10 +197,12 @@ class _WeekScreenState extends State<WeekScreen> {
             padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 8),
             child: Row(
               children: days.map((day) {
-                final isSelected = day.year == _selectedDay.year &&
+                final isSelected =
+                    day.year == _selectedDay.year &&
                     day.month == _selectedDay.month &&
                     day.day == _selectedDay.day;
-                final isToday = day.year == DateTime.now().year &&
+                final isToday =
+                    day.year == DateTime.now().year &&
                     day.month == DateTime.now().month &&
                     day.day == DateTime.now().day;
                 return Expanded(
@@ -280,39 +286,39 @@ class _WeekScreenState extends State<WeekScreen> {
             child: _isLoading
                 ? const Center(child: CircularProgressIndicator())
                 : _dayItems.isEmpty
-                    ? Center(
-                        child: Column(
-                          mainAxisAlignment: MainAxisAlignment.center,
-                          children: [
-                            Icon(
-                              Icons.calendar_today_outlined,
-                              size: 56,
-                              color: Colors.grey[400],
-                            ),
-                            const SizedBox(height: 12),
-                            const Text(
-                              'Nenhum item para este dia',
-                              style: TextStyle(
-                                color: Color(0xFF666666),
-                                fontSize: 16,
-                              ),
-                            ),
-                            const SizedBox(height: 4),
-                            const Text(
-                              'Toque em + para adicionar',
-                              style: TextStyle(
-                                color: Color(0xFF999999),
-                                fontSize: 13,
-                              ),
-                            ),
-                          ],
+                ? Center(
+                    child: Column(
+                      mainAxisAlignment: MainAxisAlignment.center,
+                      children: [
+                        Icon(
+                          Icons.calendar_today_outlined,
+                          size: 56,
+                          color: Colors.grey[400],
                         ),
-                      )
-                    : ListView.builder(
-                        padding: const EdgeInsets.symmetric(horizontal: 16),
-                        itemCount: _dayItems.length,
-                        itemBuilder: (_, i) => _buildItemTile(_dayItems[i]),
-                      ),
+                        const SizedBox(height: 12),
+                        const Text(
+                          'Nenhum item para este dia',
+                          style: TextStyle(
+                            color: Color(0xFF666666),
+                            fontSize: 16,
+                          ),
+                        ),
+                        const SizedBox(height: 4),
+                        const Text(
+                          'Toque em + para adicionar',
+                          style: TextStyle(
+                            color: Color(0xFF999999),
+                            fontSize: 13,
+                          ),
+                        ),
+                      ],
+                    ),
+                  )
+                : ListView.builder(
+                    padding: const EdgeInsets.symmetric(horizontal: 16),
+                    itemCount: _dayItems.length,
+                    itemBuilder: (_, i) => _buildItemTile(_dayItems[i]),
+                  ),
           ),
         ],
       ),
@@ -326,11 +332,12 @@ class _WeekScreenState extends State<WeekScreen> {
 
   Widget _buildItemTile(Map<String, dynamic> item) {
     final images = item['item_images'] as List?;
-    final imageUrl =
-        (images != null && images.isNotEmpty) ? images.first['image_url'] : null;
-    final category = ITEM_CATEGORIES.firstWhere(
+    final imageUrl = (images != null && images.isNotEmpty)
+        ? images.first['image_url']
+        : null;
+    final category = itemCategories.firstWhere(
       (c) => c.id == item['categoria'],
-      orElse: () => ITEM_CATEGORIES.last,
+      orElse: () => itemCategories.last,
     );
 
     return Card(
@@ -346,7 +353,8 @@ class _WeekScreenState extends State<WeekScreen> {
                   width: 56,
                   height: 56,
                   fit: BoxFit.cover,
-                  errorBuilder: (_, __, ___) => _icon(category.icon),
+                  errorBuilder: (context, error, stackTrace) =>
+                      _icon(category.icon),
                 )
               : _icon(category.icon),
         ),
@@ -367,7 +375,7 @@ class _WeekScreenState extends State<WeekScreen> {
     return Container(
       width: 56,
       height: 56,
-      color: const Color(0xFF0066CC).withOpacity(0.1),
+      color: const Color(0xFF0066CC).withValues(alpha: 0.1),
       alignment: Alignment.center,
       child: Text(icon, style: const TextStyle(fontSize: 26)),
     );
@@ -393,10 +401,9 @@ class _ItemPickerSheetState extends State<_ItemPickerSheet> {
   Widget build(BuildContext context) {
     final filtered = widget.items
         .where(
-          (i) => (i['nome'] ?? '')
-              .toString()
-              .toLowerCase()
-              .contains(_query.toLowerCase()),
+          (i) => (i['nome'] ?? '').toString().toLowerCase().contains(
+            _query.toLowerCase(),
+          ),
         )
         .toList();
 
@@ -457,13 +464,12 @@ class _ItemPickerSheetState extends State<_ItemPickerSheet> {
                         final id = item['id'] as int;
                         final selected = _selected.contains(id);
                         final images = item['item_images'] as List?;
-                        final imageUrl =
-                            (images != null && images.isNotEmpty)
-                                ? images.first['image_url']
-                                : null;
-                        final category = ITEM_CATEGORIES.firstWhere(
+                        final imageUrl = (images != null && images.isNotEmpty)
+                            ? images.first['image_url']
+                            : null;
+                        final category = itemCategories.firstWhere(
                           (c) => c.id == item['categoria'],
-                          orElse: () => ITEM_CATEGORIES.last,
+                          orElse: () => itemCategories.last,
                         );
                         return CheckboxListTile(
                           value: selected,
@@ -487,20 +493,24 @@ class _ItemPickerSheetState extends State<_ItemPickerSheet> {
                                     width: 48,
                                     height: 48,
                                     fit: BoxFit.cover,
-                                    errorBuilder: (_, __, ___) => Container(
-                                      width: 48,
-                                      height: 48,
-                                      color: const Color(0xFF0066CC)
-                                          .withOpacity(0.1),
-                                      alignment: Alignment.center,
-                                      child: Text(category.icon),
-                                    ),
+                                    errorBuilder:
+                                        (context, error, stackTrace) =>
+                                            Container(
+                                              width: 48,
+                                              height: 48,
+                                              color: const Color(
+                                                0xFF0066CC,
+                                              ).withValues(alpha: 0.1),
+                                              alignment: Alignment.center,
+                                              child: Text(category.icon),
+                                            ),
                                   )
                                 : Container(
                                     width: 48,
                                     height: 48,
-                                    color: const Color(0xFF0066CC)
-                                        .withOpacity(0.1),
+                                    color: const Color(
+                                      0xFF0066CC,
+                                    ).withValues(alpha: 0.1),
                                     alignment: Alignment.center,
                                     child: Text(category.icon),
                                   ),
@@ -527,10 +537,7 @@ class _ItemPickerSheetState extends State<_ItemPickerSheet> {
                     ),
                     child: Text(
                       'Adicionar (${_selected.length})',
-                      style: const TextStyle(
-                        color: Colors.white,
-                        fontSize: 16,
-                      ),
+                      style: const TextStyle(color: Colors.white, fontSize: 16),
                     ),
                   ),
                 ),
diff --git a/lib/constants/item_categories.dart b/lib/constants/item_categories.dart
index 4444985..fe93459 100644
--- a/lib/constants/item_categories.dart
+++ b/lib/constants/item_categories.dart
@@ -37,11 +37,11 @@ class ContextTag {
 }
 
 // Categorias principais
-final List<ItemCategory> ITEM_CATEGORIES = [
+final List<ItemCategory> itemCategories = [
   ItemCategory(
     id: 'clothing',
     name: 'Roupa',
-    icon: '',
+    icon: '👕',
     description: 'Peças de vestuário',
     subcategories: [
       Subcategory(
@@ -79,7 +79,7 @@ final List<ItemCategory> ITEM_CATEGORIES = [
   ItemCategory(
     id: 'electronics',
     name: 'Eletrónica',
-    icon: '',
+    icon: '💻',
     description: 'Dispositivos e acessórios tecnológicos',
     subcategories: [
       Subcategory(
@@ -117,7 +117,7 @@ final List<ItemCategory> ITEM_CATEGORIES = [
   ItemCategory(
     id: 'footwear',
     name: 'Calçado',
-    icon: '',
+    icon: '👟',
     description: 'Sapatos, botas, sandálias',
     subcategories: [
       Subcategory(
@@ -145,7 +145,7 @@ final List<ItemCategory> ITEM_CATEGORIES = [
   ItemCategory(
     id: 'accessories',
     name: 'Acessórios',
-    icon: '',
+    icon: '🎒',
     description: 'Bolsas, relógios, óculos, bijuteria',
     subcategories: [
       Subcategory(
@@ -175,7 +175,7 @@ final List<ItemCategory> ITEM_CATEGORIES = [
   ItemCategory(
     id: 'documents',
     name: 'Documentos',
-    icon: '',
+    icon: '📄',
     description: 'Passaporte, cartões, papéis importantes',
     subcategories: [
       Subcategory(
@@ -203,14 +203,14 @@ final List<ItemCategory> ITEM_CATEGORIES = [
   ItemCategory(
     id: 'other',
     name: 'Outros',
-    icon: '',
+    icon: '📦',
     description: 'Tudo o resto',
     subcategories: [],
   ),
 ];
 
 // Tags de contexto
-final List<ContextTag> CONTEXT_TAGS = [
+final List<ContextTag> contextTags = [
   ContextTag(
     id: 'travel',
     name: 'Viagem',
diff --git a/pubspec.lock b/pubspec.lock
index dbebbc9..053e383 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -61,10 +61,10 @@ packages:
     dependency: transitive
     description:
       name: characters
-      sha256: f71061c654a3380576a52b451dd5532377954cf9dbd272a78fc8479606670803
+      sha256: faf38497bda5ead2a8c7615f4f7939df04333478bf32e4173fcb06d428b5716b
       url: "https://pub.dev"
     source: hosted
-    version: "1.4.0"
+    version: "1.4.1"
   clock:
     dependency: transitive
     description:
@@ -404,18 +404,18 @@ packages:
     dependency: transitive
     description:
       name: matcher
-      sha256: dc58c723c3c24bf8d3e2d3ad3f2f9d7bd9cf43ec6feaa64181775e60190153f2
+      sha256: dc0b7dc7651697ea4ff3e69ef44b0407ea32c487a39fff6a4004fa585e901861
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.17"
+    version: "0.12.19"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec
+      sha256: "9c337007e82b1889149c82ed242ed1cb24a66044e30979c44912381e9be4c48b"
       url: "https://pub.dev"
     source: hosted
-    version: "0.11.1"
+    version: "0.13.0"
   meta:
     dependency: transitive
     description:
@@ -713,10 +713,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: ab2726c1a94d3176a45960b6234466ec367179b87dd74f1611adb1f3b5fb9d55
+      sha256: "8161c84903fd860b26bfdefb7963b3f0b68fee7adea0f59ef805ecca346f0c7a"
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.7"
+    version: "0.7.10"
   typed_data:
     dependency: transitive
     description: