Muitas coisas e já me esqueci delas todas, cenas principalmente no dashboard do aluno bug fixes e etc

lib/features/achievements/presentation/pages/student_achievements_page.dart

@@ -13,7 +13,8 @@ class StudentAchievementsPage extends StatefulWidget {
   const StudentAchievementsPage({super.key});
 
   @override
-  State<StudentAchievementsPage> createState() => _StudentAchievementsPageState();
+  State<StudentAchievementsPage> createState() =>
+      _StudentAchievementsPageState();
 }
 
 class _StudentAchievementsPageState extends State<StudentAchievementsPage> {
@@ -82,66 +83,45 @@ class _StudentAchievementsPageState extends State<StudentAchievementsPage> {
 
     return Scaffold(
       backgroundColor: cs.surface,
+      appBar: AppBar(
+        backgroundColor: cs.primary,
+        foregroundColor: Colors.white,
+        elevation: 0,
+        leading: IconButton(
+          icon: const Icon(Icons.arrow_back),
+          onPressed: () => context.go('/student-dashboard'),
+        ),
+        title: const Text(
+          'Minhas Conquistas',
+          style: TextStyle(color: Colors.white, fontWeight: FontWeight.bold),
+        ),
+        actions: [
+          Padding(
+            padding: const EdgeInsets.only(right: 16),
+            child: Center(
+              child: Text(
+                '${_unlockedAchievements.length}/${_allAchievements.length}',
+                style: TextStyle(
+                  color: Colors.white.withValues(alpha: 0.9),
+                  fontSize: 14,
+                  fontWeight: FontWeight.w500,
+                ),
+              ),
+            ),
+          ),
+        ],
+      ),
       body: Container(
         decoration: BoxDecoration(
           gradient: LinearGradient(
             begin: Alignment.topCenter,
             end: Alignment.bottomCenter,
-            colors: [
+            colors: [cs.primary.withValues(alpha: 0.05), cs.surface],
-              cs.primary.withValues(alpha: 0.05),
-              cs.surface,
-            ],
           ),
         ),
         child: SafeArea(
           child: Column(
             children: [
-              // Header
-              Container(
-                padding: const EdgeInsets.all(24),
-                child: Row(
-                  children: [
-                    IconButton(
-                      icon: const Icon(Icons.arrow_back, color: Colors.white),
-                      onPressed: () => context.go('/student-dashboard'),
-                    ),
-                    const SizedBox(width: 16),
-                    Expanded(
-                      child: Column(
-                        crossAxisAlignment: CrossAxisAlignment.start,
-                        children: [
-                          const Text(
-                            'Minhas Conquistas',
-                            style: TextStyle(
-                              color: Colors.white,
-                              fontSize: 24,
-                              fontWeight: FontWeight.bold,
-                            ),
-                          ),
-                          const SizedBox(height: 4),
-                          Text(
-                            '${_unlockedAchievements.length}/${_allAchievements.length} desbloqueadas',
-                            style: TextStyle(
-                              color: Colors.white.withValues(alpha: 0.8),
-                              fontSize: 14,
-                            ),
-                          ),
-                        ],
-                      ),
-                    ),
-                  ],
-                ),
-                decoration: BoxDecoration(
-                  gradient: LinearGradient(
-                    colors: [cs.primary, cs.primary.withValues(alpha: 0.8)],
-                  ),
-                  borderRadius: const BorderRadius.only(
-                    bottomLeft: Radius.circular(20),
-                    bottomRight: Radius.circular(20),
-                  ),
-                ),
-              ),
-
               // Content
               Expanded(
                 child: _loading
@@ -203,7 +183,8 @@ class _StudentAchievementsPageState extends State<StudentAchievementsPage> {
       return _buildEmptyState(
         icon: Icons.emoji_events_outlined,
         title: 'Nenhuma conquista desbloqueada',
-        subtitle: 'Complete quizzes e mantenha seu streak para desbloquear conquistas!',
+        subtitle:
+            'Complete quizzes e mantenha seu streak para desbloquear conquistas!',
       );
     }
 
@@ -214,7 +195,10 @@ class _StudentAchievementsPageState extends State<StudentAchievementsPage> {
         final achievement = _unlockedAchievements[index];
         return _buildAchievementCard(achievement, isUnlocked: true)
             .animate()
-            .slideX(duration: const Duration(milliseconds: 300))
+            .fadeIn(
+              duration: const Duration(milliseconds: 300),
+              curve: Curves.easeOut,
+            )
             .then(delay: Duration(milliseconds: index * 50));
       },
     );
@@ -236,13 +220,19 @@ class _StudentAchievementsPageState extends State<StudentAchievementsPage> {
         final achievement = _lockedAchievements[index];
         return _buildAchievementCard(achievement, isUnlocked: false)
             .animate()
-            .slideX(duration: const Duration(milliseconds: 300))
+            .fadeIn(
+              duration: const Duration(milliseconds: 300),
+              curve: Curves.easeOut,
+            )
             .then(delay: Duration(milliseconds: index * 50));
       },
     );
   }
 
-  Widget _buildAchievementCard(Achievement achievement, {required bool isUnlocked}) {
+  Widget _buildAchievementCard(
+    Achievement achievement, {
+    required bool isUnlocked,
+  }) {
     final cs = Theme.of(context).colorScheme;
     final color = _getRarityColor(achievement.rarity);
 
@@ -302,18 +292,20 @@ class _StudentAchievementsPageState extends State<StudentAchievementsPage> {
                 const SizedBox(height: 4),
                 Text(
                   achievement.description,
-                  style: TextStyle(
+                  style: TextStyle(color: cs.onSurfaceVariant, fontSize: 14),
-                    color: cs.onSurfaceVariant,
-                    fontSize: 14,
-                  ),
                 ),
                 const SizedBox(height: 8),
                 Row(
                   children: [
                     Container(
-                      padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
+                      padding: const EdgeInsets.symmetric(
+                        horizontal: 8,
+                        vertical: 4,
+                      ),
                       decoration: BoxDecoration(
-                        color: _getRarityColor(achievement.rarity).withValues(alpha: 0.2),
+                        color: _getRarityColor(
+                          achievement.rarity,
+                        ).withValues(alpha: 0.2),
                         borderRadius: BorderRadius.circular(8),
                       ),
                       child: Text(
@@ -342,17 +334,9 @@ class _StudentAchievementsPageState extends State<StudentAchievementsPage> {
 
           // Status
           if (isUnlocked)
-            Icon(
+            Icon(Icons.check_circle, color: Colors.green, size: 24)
-              Icons.check_circle,
-              color: Colors.green,
-              size: 24,
-            )
           else
-            Icon(
+            Icon(Icons.lock, color: cs.outline, size: 24),
-              Icons.lock,
-              color: cs.outline,
-              size: 24,
-            ),
         ],
       ),
     );
@@ -371,11 +355,7 @@ class _StudentAchievementsPageState extends State<StudentAchievementsPage> {
         child: Column(
           mainAxisAlignment: MainAxisAlignment.center,
           children: [
-            Icon(
+            Icon(icon, size: 64, color: cs.onSurfaceVariant),
-              icon,
-              size: 64,
-              color: cs.onSurfaceVariant,
-            ),
             const SizedBox(height: 16),
             Text(
               title,
@@ -389,10 +369,7 @@ class _StudentAchievementsPageState extends State<StudentAchievementsPage> {
             const SizedBox(height: 8),
             Text(
               subtitle,
-              style: TextStyle(
+              style: TextStyle(color: cs.onSurfaceVariant, fontSize: 14),
-                color: cs.onSurfaceVariant,
-                fontSize: 14,
-              ),
               textAlign: TextAlign.center,
             ),
           ],
@@ -403,29 +380,47 @@ class _StudentAchievementsPageState extends State<StudentAchievementsPage> {
 
   Color _getRarityColor(String rarity) {
     switch (rarity) {
-      case 'common': return Colors.grey;
+      case 'common':
-      case 'rare': return Colors.blue;
+        return Colors.grey;
-      case 'epic': return Colors.purple;
+      case 'rare':
-      case 'legendary': return Colors.orange;
+        return Colors.blue;
-      default: return Colors.grey;
+      case 'epic':
+        return Colors.purple;
+      case 'legendary':
+        return Colors.orange;
+      default:
+        return Colors.grey;
     }
   }
 
   IconData _getIconData(String iconName) {
     switch (iconName) {
-      case 'emoji_events': return Icons.emoji_events;
+      case 'emoji_events':
-      case 'school': return Icons.school;
+        return Icons.emoji_events;
-      case 'local_fire_department': return Icons.local_fire_department;
+      case 'school':
-      case 'schedule': return Icons.schedule;
+        return Icons.school;
-      case 'trending_up': return Icons.trending_up;
+      case 'local_fire_department':
-      case 'star': return Icons.star;
+        return Icons.local_fire_department;
-      case 'military_tech': return Icons.military_tech;
+      case 'schedule':
-      case 'workspace_premium': return Icons.workspace_premium;
+        return Icons.schedule;
-      case 'psychology': return Icons.psychology;
+      case 'trending_up':
-      case 'lightbulb': return Icons.lightbulb;
+        return Icons.trending_up;
-      case 'whatshot': return Icons.whatshot;
+      case 'star':
-      case 'stars': return Icons.stars;
+        return Icons.star;
-      default: return Icons.emoji_events;
+      case 'military_tech':
+        return Icons.military_tech;
+      case 'workspace_premium':
+        return Icons.workspace_premium;
+      case 'psychology':
+        return Icons.psychology;
+      case 'lightbulb':
+        return Icons.lightbulb;
+      case 'whatshot':
+        return Icons.whatshot;
+      case 'stars':
+        return Icons.stars;
+      default:
+        return Icons.emoji_events;
     }
   }
 }

lib/features/analytics/presentation/pages/analytics_page.dart

@@ -45,7 +45,7 @@ class _AnalyticsPageState extends State<AnalyticsPage>
       final user = AuthService.currentUser;
       if (user == null) return;
 
-      // Obter turmas do professor
+      // Obter disciplinas do professor
       final classesSnapshot = await FirebaseFirestore.instance
           .collection('classes')
           .where('teacherId', isEqualTo: user.uid)
@@ -56,7 +56,10 @@ class _AnalyticsPageState extends State<AnalyticsPage>
       for (final classDoc in classesSnapshot.docs) {
         final classId = classDoc.id;
         // Forçar atualização para obter dados mais recentes
-        final stats = await GamificationService.getClassStats(classId, forceRefresh: true);
+        final stats = await GamificationService.getClassStats(
+          classId,
+          forceRefresh: true,
+        );
         if (stats != null) {
           classStatsList.add(stats);
         }
@@ -105,7 +108,10 @@ class _AnalyticsPageState extends State<AnalyticsPage>
                     Row(
                       children: [
                         IconButton(
-                          icon: const Icon(Icons.arrow_back, color: Colors.white),
+                          icon: const Icon(
+                            Icons.arrow_back,
+                            color: Colors.white,
+                          ),
                           onPressed: () => context.go('/teacher-dashboard'),
                         ),
                         const SizedBox(width: 16),
@@ -123,7 +129,7 @@ class _AnalyticsPageState extends State<AnalyticsPage>
                               ),
                               const SizedBox(height: 4),
                               Text(
-                                'Acompanhe o desempenho das turmas',
+                                'Acompanhe o desempenho das disciplinas',
                                 style: TextStyle(
                                   color: Colors.white.withValues(alpha: 0.8),
                                   fontSize: 16,
@@ -147,7 +153,7 @@ class _AnalyticsPageState extends State<AnalyticsPage>
                       indicatorColor: Colors.white,
                       indicatorWeight: 2,
                       tabs: const [
-                        Tab(text: 'Turmas'),
+                        Tab(text: 'Disciplinas'),
                         Tab(text: 'Rankings'),
                       ],
                     ),
@@ -159,10 +165,7 @@ class _AnalyticsPageState extends State<AnalyticsPage>
               Expanded(
                 child: TabBarView(
                   controller: _tabController,
-                  children: [
+                  children: [_buildClassesTab(), _buildRankingsTab()],
-                    _buildClassesTab(),
-                    _buildRankingsTab(),
-                  ],
                 ),
               ),
             ],
@@ -174,7 +177,9 @@ class _AnalyticsPageState extends State<AnalyticsPage>
 
   Widget _buildClassesTab() {
     if (_loading) {
-      return const Center(child: CircularProgressIndicator(color: Colors.white));
+      return const Center(
+        child: CircularProgressIndicator(color: Colors.white),
+      );
     }
 
     if (_classStats.isEmpty) {
@@ -189,7 +194,7 @@ class _AnalyticsPageState extends State<AnalyticsPage>
             ),
             const SizedBox(height: 16),
             Text(
-              'Nenhuma turma encontrada',
+              'Nenhuma disciplina encontrada',
               style: TextStyle(
                 color: Colors.white.withValues(alpha: 0.7),
                 fontSize: 18,
@@ -197,7 +202,7 @@ class _AnalyticsPageState extends State<AnalyticsPage>
             ),
             const SizedBox(height: 8),
             Text(
-              'Crie turmas para ver as analytics aqui',
+              'Crie disciplinas para ver as analytics aqui',
               style: TextStyle(
                 color: Colors.white.withValues(alpha: 0.5),
                 fontSize: 14,
@@ -238,13 +243,15 @@ class _AnalyticsPageState extends State<AnalyticsPage>
           const SizedBox(height: 20),
 
           // Class Cards
-          ..._classStats.map((stats) => Padding(
+          ..._classStats.map(
+            (stats) => Padding(
               padding: const EdgeInsets.only(bottom: 16),
               child: ClassAnalyticsCard(
                 classStats: stats,
                 onTap: () => _showClassRanking(stats),
               ),
-          )),
+            ),
+          ),
         ],
       ),
     );
@@ -263,7 +270,7 @@ class _AnalyticsPageState extends State<AnalyticsPage>
             ),
             const SizedBox(height: 16),
             Text(
-              'Selecione uma turma',
+              'Selecione uma disciplina',
               style: TextStyle(
                 color: Colors.white.withValues(alpha: 0.7),
                 fontSize: 18,
@@ -271,7 +278,7 @@ class _AnalyticsPageState extends State<AnalyticsPage>
             ),
             const SizedBox(height: 8),
             Text(
-              'Clique em uma turma na aba "Turmas" para ver o ranking',
+              'Clique em uma disciplina na aba "Disciplinas" para ver o ranking',
               style: TextStyle(
                 color: Colors.white.withValues(alpha: 0.5),
                 fontSize: 14,
@@ -285,7 +292,12 @@ class _AnalyticsPageState extends State<AnalyticsPage>
     return ClassRankingWidget(classId: _selectedClassId!);
   }
 
-  Widget _buildOverviewCard(String title, String value, IconData icon, Color color) {
+  Widget _buildOverviewCard(
+    String title,
+    String value,
+    IconData icon,
+    Color color,
+  ) {
     return Container(
       padding: const EdgeInsets.all(20),
       decoration: BoxDecoration(
@@ -333,7 +345,9 @@ class _AnalyticsPageState extends State<AnalyticsPage>
         onAchievementCreated: (achievement) {
           ScaffoldMessenger.of(context).showSnackBar(
             SnackBar(
-              content: Text('Conquista "${achievement.name}" criada com sucesso!'),
+              content: Text(
+                'Conquista "${achievement.name}" criada com sucesso!',
+              ),
               backgroundColor: Colors.green,
             ),
           );

lib/features/analytics/presentation/widgets/class_ranking_widget.dart

@@ -10,10 +10,7 @@ import '../../../../core/theme/app_theme_extension.dart';
 class ClassRankingWidget extends StatefulWidget {
   final String classId;
 
-  const ClassRankingWidget({
+  const ClassRankingWidget({super.key, required this.classId});
-    super.key,
-    required this.classId,
-  });
 
   @override
   State<ClassRankingWidget> createState() => _ClassRankingWidgetState();
@@ -61,10 +58,17 @@ class _ClassRankingWidgetState extends State<ClassRankingWidget> {
   List<StudentRanking> get _filteredRankings {
     if (_searchQuery.isEmpty) return _rankings;
 
-    return _rankings.where((student) =>
+    return _rankings
-      student.studentName.toLowerCase().contains(_searchQuery.toLowerCase()) ||
+        .where(
-      student.studentEmail.toLowerCase().contains(_searchQuery.toLowerCase())
+          (student) =>
-    ).toList();
+              student.studentName.toLowerCase().contains(
+                _searchQuery.toLowerCase(),
+              ) ||
+              student.studentEmail.toLowerCase().contains(
+                _searchQuery.toLowerCase(),
+              ),
+        )
+        .toList();
   }
 
   @override
@@ -118,7 +122,10 @@ class _ClassRankingWidgetState extends State<ClassRankingWidget> {
                       ),
                     ),
                     Container(
-                      padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
+                      padding: const EdgeInsets.symmetric(
+                        horizontal: 12,
+                        vertical: 6,
+                      ),
                       decoration: BoxDecoration(
                         color: Colors.white.withValues(alpha: 0.2),
                         borderRadius: BorderRadius.circular(16),
@@ -126,7 +133,11 @@ class _ClassRankingWidgetState extends State<ClassRankingWidget> {
                       child: Row(
                         mainAxisSize: MainAxisSize.min,
                         children: [
-                          const Icon(Icons.leaderboard, color: Colors.white, size: 16),
+                          const Icon(
+                            Icons.leaderboard,
+                            color: Colors.white,
+                            size: 16,
+                          ),
                           const SizedBox(width: 4),
                           Text(
                             'Ranking',
@@ -177,7 +188,10 @@ class _ClassRankingWidgetState extends State<ClassRankingWidget> {
                 ),
                 if (_searchQuery.isNotEmpty)
                   IconButton(
-                    icon: Icon(Icons.clear, color: Colors.white.withValues(alpha: 0.7)),
+                    icon: Icon(
+                      Icons.clear,
+                      color: Colors.white.withValues(alpha: 0.7),
+                    ),
                     onPressed: () {
                       setState(() {
                         _searchQuery = '';
@@ -255,7 +269,7 @@ class _ClassRankingWidgetState extends State<ClassRankingWidget> {
           ),
           const SizedBox(height: 16),
           Text(
-            'Nenhum aluno na turma',
+            'Nenhum aluno na disciplina',
             style: TextStyle(
               color: Colors.white.withValues(alpha: 0.7),
               fontSize: 18,
@@ -361,7 +375,9 @@ class _ClassRankingWidgetState extends State<ClassRankingWidget> {
               Container(
                 padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
                 decoration: BoxDecoration(
-                  color: _getScoreColor(student.overallScore).withValues(alpha: 0.2),
+                  color: _getScoreColor(
+                    student.overallScore,
+                  ).withValues(alpha: 0.2),
                   borderRadius: BorderRadius.circular(8),
                 ),
                 child: Text(

lib/features/auth/presentation/pages/signup_page.dart

@@ -83,7 +83,7 @@ class _SignupPageState extends State<SignupPage> {
             ),
             const SizedBox(width: 12),
             Text(
-              'A carregar turmas...',
+              'A carregar anos letivos...',
               style: TextStyle(
                 color: Theme.of(context).colorScheme.onSurfaceVariant,
                 fontSize: 14,
@@ -98,7 +98,7 @@ class _SignupPageState extends State<SignupPage> {
       return Padding(
         padding: const EdgeInsets.symmetric(vertical: 8.0),
         child: Text(
-          'Nenhuma turma disponível. Contacta o teu professor.',
+          'Nenhum ano letivo disponível. Contacta o teu professor.',
           style: TextStyle(
             color: Theme.of(context).colorScheme.error,
             fontSize: 13,
@@ -111,7 +111,7 @@ class _SignupPageState extends State<SignupPage> {
       value: _selectedSchoolClassId,
       isExpanded: true,
       decoration: InputDecoration(
-        labelText: 'Turma',
+        labelText: 'Ano letivo',
         labelStyle: TextStyle(color: Theme.of(context).colorScheme.onSurface),
         enabledBorder: OutlineInputBorder(
           borderRadius: BorderRadius.circular(8.0),
@@ -139,7 +139,7 @@ class _SignupPageState extends State<SignupPage> {
       style: TextStyle(color: Theme.of(context).colorScheme.onSurface),
       dropdownColor: Theme.of(context).colorScheme.surface,
       hint: Text(
-        'Seleciona a tua turma',
+        'Escolha o seu ano letivo',
         style: TextStyle(color: Theme.of(context).colorScheme.onSurfaceVariant),
       ),
       items: _availableClasses
@@ -153,7 +153,7 @@ class _SignupPageState extends State<SignupPage> {
       onChanged: (value) => setState(() => _selectedSchoolClassId = value),
       validator: (value) {
         if (value == null || value.isEmpty) {
-          return 'Seleciona a tua turma';
+          return 'Seleciona o teu ano letivo';
         }
         return null;
       },
@@ -246,10 +246,12 @@ class _SignupPageState extends State<SignupPage> {
                       ? AppThemeExtras.of(context).authBackgroundGradient
                       : [
                           Theme.of(context).colorScheme.background,
-                          Theme.of(context).colorScheme.primary
+                          Theme.of(
-                              .withOpacity(0.1),
+                            context,
-                          Theme.of(context).colorScheme.secondary
+                          ).colorScheme.primary.withOpacity(0.1),
-                              .withOpacity(0.05),
+                          Theme.of(
+                            context,
+                          ).colorScheme.secondary.withOpacity(0.05),
                           Theme.of(context).colorScheme.background,
                         ],
                 ),
@@ -424,7 +426,7 @@ class _SignupPageState extends State<SignupPage> {
                                 ),
                                 const SizedBox(height: 16),
 
-                                // Seletor de turma (apenas para alunos)
+                                // Seletor de ano letivo (apenas para alunos)
                                 if (_selectedRole == 'student') ...[
                                   _buildClassSelector(context),
                                   const SizedBox(height: 16),

lib/features/classes/presentation/pages/class_students_page.dart

@@ -3,7 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
 import '../../../../core/services/auth_service.dart';
 
-/// Página para visualizar os alunos de uma turma específica
+/// Página para visualizar os alunos de uma disciplina específica
 class ClassStudentsPage extends StatefulWidget {
   final String classId;
   final String className;
@@ -107,7 +107,7 @@ class _ClassStudentsPageState extends State<ClassStudentsPage> {
                 ),
                 const SizedBox(height: 12),
                 Text(
-                  'Só podes ver os alunos das tuas próprias turmas.',
+                  'Só podes ver os alunos das tuas próprias disciplinas.',
                   style: TextStyle(color: Colors.grey[600], fontSize: 14),
                   textAlign: TextAlign.center,
                 ),
@@ -188,7 +188,7 @@ class _ClassStudentsPageState extends State<ClassStudentsPage> {
                   Icon(Icons.people_outline, size: 64, color: Colors.grey[300]),
                   const SizedBox(height: 24),
                   Text(
-                    'Nenhum aluno entrou nesta turma ainda.',
+                    'Nenhum aluno entrou nesta disciplina ainda.',
                     style: TextStyle(color: Colors.grey[600], fontSize: 16),
                     textAlign: TextAlign.center,
                   ),
@@ -196,7 +196,7 @@ class _ClassStudentsPageState extends State<ClassStudentsPage> {
                   Padding(
                     padding: const EdgeInsets.symmetric(horizontal: 32.0),
                     child: Text(
-                      'Partilha o código da turma para os alunos se juntarem.',
+                      'Partilha o código da disciplina para os alunos se juntarem.',
                       style: TextStyle(color: Colors.grey[500], fontSize: 13),
                       textAlign: TextAlign.center,
                     ),

lib/features/classes/presentation/pages/join_class_page.dart

@@ -3,7 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import '../../../../core/services/auth_service.dart';
 
-/// Página para o aluno entrar numa turma usando o código
+/// Página para o aluno entrar numa disciplina usando o código
 class JoinClassPage extends ConsumerStatefulWidget {
   const JoinClassPage({super.key});
 
@@ -25,7 +25,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
     final code = _codeController.text.trim().toUpperCase();
 
     if (code.isEmpty) {
-      _showError('Insere o código da turma');
+      _showError('Insere o código da disciplina');
       return;
     }
 
@@ -44,7 +44,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
       final userRole = await AuthService.getUserRole(currentUser.uid);
       if (userRole != 'student') {
         setState(() => _isLoading = false);
-        _showError('Apenas alunos podem entrar em turmas por código.');
+        _showError('Apenas alunos podem entrar em disciplinas por código.');
         return;
       }
 
@@ -53,7 +53,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
         currentUser.uid,
       );
 
-      // Procurar turma pelo código
+      // Procurar disciplina pelo código
       final classQuery = await FirebaseFirestore.instance
           .collection('classes')
           .where('code', isEqualTo: code)
@@ -62,7 +62,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
 
       if (classQuery.docs.isEmpty) {
         setState(() => _isLoading = false);
-        _showError('Código de turma inválido');
+        _showError('Código de disciplina inválido');
         return;
       }
 
@@ -70,20 +70,20 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
       final classId = classDoc.id;
       final classSchoolClassId = classDoc.data()['schoolClassId'] as String?;
 
-      // Verificar se o aluno está autorizado a entrar nesta turma
+      // Verificar se o aluno está autorizado a entrar nesta disciplina
       // O schoolClassId do aluno deve corresponder ao schoolClassId da disciplina
       if (studentSchoolClassId == null ||
           classSchoolClassId == null ||
           studentSchoolClassId != classSchoolClassId) {
         setState(() => _isLoading = false);
         _showError(
-          'Não tens permissão para entrar nesta turma.\n'
+          'Não tens permissão para entrar nesta disciplina.\n'
           'O teu professor ainda não te adicionou a esta disciplina.',
         );
         return;
       }
 
-      // Verificar se já está inscrito nesta turma
+      // Verificar se já está inscrito nesta disciplina
       final existingEnrollment = await FirebaseFirestore.instance
           .collection('enrollments')
           .where('classId', isEqualTo: classId)
@@ -93,7 +93,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
 
       if (existingEnrollment.docs.isNotEmpty) {
         setState(() => _isLoading = false);
-        _showError('Já estás inscrito nesta turma');
+        _showError('Já estás inscrito nesta disciplina');
         return;
       }
 
@@ -119,7 +119,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
               children: [
                 Icon(Icons.check_circle, color: Colors.white),
                 const SizedBox(width: 8),
-                const Text('Entraste na turma com sucesso!'),
+                const Text('Entraste na disciplina com sucesso!'),
               ],
             ),
             backgroundColor: colorScheme.primary,
@@ -136,7 +136,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
       }
     } catch (e) {
       setState(() => _isLoading = false);
-      _showError('Erro ao entrar na turma: $e');
+      _showError('Erro ao entrar na disciplina: $e');
     }
   }
 
@@ -201,7 +201,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
                     ),
                     Expanded(
                       child: Text(
-                        'Entrar numa Turma',
+                        'Entrar numa Disciplina',
                         style: TextStyle(
                           color: colorScheme.onSurface,
                           fontSize: 18,
@@ -272,7 +272,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
                                 ),
                                 const SizedBox(height: 24),
                                 Text(
-                                  'Insere o código da turma',
+                                  'Insere o código da disciplina',
                                   style: theme.textTheme.headlineSmall
                                       ?.copyWith(
                                         color: colorScheme.onSurface,
@@ -331,7 +331,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
                               _buildInstructionItem(
                                 context,
                                 '1.',
-                                'Pedir ao professor o código da turma',
+                                'Pedir ao professor o código da disciplina',
                                 colorScheme,
                               ),
                               const SizedBox(height: 8),
@@ -345,7 +345,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
                               _buildInstructionItem(
                                 context,
                                 '3.',
-                                'Clicar em "Entrar na Turma" para confirmar',
+                                'Clicar em "Entrar na Disciplina" para confirmar',
                                 colorScheme,
                               ),
                             ],
@@ -445,7 +445,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
                                     ),
                                     const SizedBox(width: 8),
                                     Text(
-                                      'Entrar na Turma',
+                                      'Entrar na Disciplina',
                                       style: TextStyle(
                                         fontSize: 16,
                                         fontWeight: FontWeight.bold,
@@ -541,7 +541,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
             Icon(Icons.help_outline, color: colorScheme.primary),
             const SizedBox(width: 8),
             Text(
-              'Ajuda - Código da Turma',
+              'Ajuda - Código da Disciplina',
               style: TextStyle(color: colorScheme.onSurface),
             ),
           ],
@@ -551,7 +551,7 @@ class _JoinClassPageState extends ConsumerState<JoinClassPage> {
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
             Text(
-              'O código da turma é um código único de 6 caracteres que o teu professor cria para cada turma.',
+              'O código da disciplina é um código único de 6 caracteres que o teu professor cria para cada disciplina.',
               style: TextStyle(color: colorScheme.onSurfaceVariant),
             ),
             const SizedBox(height: 12),

lib/features/classes/presentation/pages/teacher_all_classes_page.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import '../../../dashboard/presentation/widgets/teacher_classes_list_widget.dart';
 
-/// Página dedicada para o professor ver todas as suas turmas
+/// Página dedicada para o professor ver todas as suas disciplinas
 /// Reutiliza o TeacherClassesListWidget existente
 class TeacherAllClassesPage extends StatelessWidget {
   const TeacherAllClassesPage({super.key});
@@ -18,7 +18,7 @@ class TeacherAllClassesPage extends StatelessWidget {
           onPressed: () => Navigator.of(context).pop(),
         ),
         title: const Text(
-          'As Minhas Turmas',
+          'As Minhas Disciplinas',
           style: TextStyle(
             color: Colors.white,
             fontSize: 18,
@@ -30,10 +30,7 @@ class TeacherAllClassesPage extends StatelessWidget {
         padding: EdgeInsets.all(24.0),
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
-          children: [
+          children: [TeacherClassesListWidget(), SizedBox(height: 40)],
-            TeacherClassesListWidget(),
-            SizedBox(height: 40),
-          ],
         ),
       ),
     );

lib/features/dashboard/presentation/widgets/dashboard_action_card.dart

@@ -78,8 +78,7 @@ class DashboardActionCard extends StatelessWidget {
     );
 
     final titleColor = useGradient ? Colors.white : cs.onSurface;
-    final subtitleColor =
+    final subtitleColor = useGradient ? Colors.white : cs.onSurfaceVariant;
-        useGradient ? Colors.white : cs.onSurfaceVariant;
     final iconBgColor = useGradient
         ? Colors.white.withOpacity(0.2)
         : cs.primary.withOpacity(0.1);
@@ -246,7 +245,7 @@ class DashboardActionCard extends StatelessWidget {
   }
 }
 
-/// Surface-styled vertical card (Quiz, Criar Turma, etc.).
+/// Surface-styled vertical card (Quiz, Criar Disciplina, etc.).
 class DashboardActionCardSurface extends StatelessWidget {
   const DashboardActionCardSurface({
     super.key,
@@ -291,7 +290,8 @@ class DashboardActionCardSurface extends StatelessWidget {
       minHeight: minHeight,
       useGradient: false,
       iconSize: iconSize,
-      leadingIcon: leadingWidget ??
+      leadingIcon:
+          leadingWidget ??
           Container(
             padding: const EdgeInsets.all(10),
             decoration: BoxDecoration(

lib/features/dashboard/presentation/widgets/profile_section_widget.dart

@@ -39,9 +39,9 @@ class _ProfileSectionWidgetState extends State<ProfileSectionWidget> {
         final achievements = results[1] as List<Achievement>;
 
         // Obter conquistas desbloqueadas recentemente
-        final unlockedAchievementIds = stats?.unlockedAchievements
+        final unlockedAchievementIds =
-            .map((ua) => ua.achievementId)
+            stats?.unlockedAchievements.map((ua) => ua.achievementId).toSet() ??
-            .toSet() ?? {};
+            {};
 
         final recentUnlocked = achievements
             .where((a) => unlockedAchievementIds.contains(a.id))
@@ -291,11 +291,11 @@ class _ProfileSectionWidgetState extends State<ProfileSectionWidget> {
           ),
         )
         .animate()
-        .slideY(
+        .fadeIn(
-          duration: const Duration(milliseconds: 800),
+          duration: const Duration(milliseconds: 300),
           curve: Curves.easeOut,
         )
-        .then(delay: const Duration(milliseconds: 400));
+        .then(delay: const Duration(milliseconds: 200));
   }
 
   Widget _buildAchievementItem(
@@ -314,9 +314,7 @@ class _ProfileSectionWidgetState extends State<ProfileSectionWidget> {
             color: color.withValues(alpha: 0.1),
             borderRadius: BorderRadius.circular(16),
           ),
-          child: Center(
+          child: Center(child: Icon(icon, color: color, size: 16)),
-            child: Icon(icon, color: color, size: 16),
-          ),
         ),
         const SizedBox(width: 12),
         Expanded(
@@ -349,28 +347,45 @@ class _ProfileSectionWidgetState extends State<ProfileSectionWidget> {
 
   IconData _getIconData(String iconName) {
     switch (iconName) {
-      case 'emoji_events': return Icons.emoji_events;
+      case 'emoji_events':
-      case 'school': return Icons.school;
+        return Icons.emoji_events;
-      case 'local_fire_department': return Icons.local_fire_department;
+      case 'school':
-      case 'schedule': return Icons.schedule;
+        return Icons.school;
-      case 'trending_up': return Icons.trending_up;
+      case 'local_fire_department':
-      case 'military_tech': return Icons.military_tech;
+        return Icons.local_fire_department;
-      case 'workspace_premium': return Icons.workspace_premium;
+      case 'schedule':
-      case 'psychology': return Icons.psychology;
+        return Icons.schedule;
-      case 'lightbulb': return Icons.lightbulb;
+      case 'trending_up':
-      case 'star': return Icons.star;
+        return Icons.trending_up;
-      case 'speed': return Icons.speed;
+      case 'military_tech':
-      default: return Icons.star;
+        return Icons.military_tech;
+      case 'workspace_premium':
+        return Icons.workspace_premium;
+      case 'psychology':
+        return Icons.psychology;
+      case 'lightbulb':
+        return Icons.lightbulb;
+      case 'star':
+        return Icons.star;
+      case 'speed':
+        return Icons.speed;
+      default:
+        return Icons.star;
     }
   }
 
   Color _getRarityColor(String rarity) {
     switch (rarity) {
-      case 'common': return Colors.grey;
+      case 'common':
-      case 'rare': return Colors.blue;
+        return Colors.grey;
-      case 'epic': return Colors.purple;
+      case 'rare':
-      case 'legendary': return Colors.orange;
+        return Colors.blue;
-      default: return Colors.grey;
+      case 'epic':
+        return Colors.purple;
+      case 'legendary':
+        return Colors.orange;
+      default:
+        return Colors.grey;
     }
   }
 

lib/features/dashboard/presentation/widgets/progress_hero_widget.dart

@@ -10,10 +10,7 @@ import '../../../../core/services/auth_service.dart';
 class ProgressHeroWidget extends StatefulWidget {
   final String userName;
 
-  const ProgressHeroWidget({
+  const ProgressHeroWidget({super.key, required this.userName});
-    super.key,
-    required this.userName,
-  });
 
   @override
   State<ProgressHeroWidget> createState() => _ProgressHeroWidgetState();
@@ -71,10 +68,10 @@ class _ProgressHeroWidgetState extends State<ProgressHeroWidget> {
   }
 
   Widget _buildContent(UserStats? userStats) {
-
     final streakDays = userStats?.currentStreak ?? 0;
     final overallProgress = _calculateOverallProgress(userStats);
-    final masteredConcepts = userStats?.masteredConcepts.map((c) => c.conceptName).toList() ?? [];
+    final masteredConcepts =
+        userStats?.masteredConcepts.map((c) => c.conceptName).toList() ?? [];
     final studyTimeMinutes = userStats?.totalStudyTime ?? 0;
 
     return Container(
@@ -236,9 +233,6 @@ class _ProgressHeroWidgetState extends State<ProgressHeroWidget> {
                 ),
               ],
             ),
-          ).animate().scale(
-            duration: const Duration(milliseconds: 600),
-            curve: Curves.elasticOut,
           ),
 
           const SizedBox(height: 20),
@@ -324,8 +318,8 @@ class _ProgressHeroWidgetState extends State<ProgressHeroWidget> {
                 ),
               )
               .animate()
-              .slideX(
+              .fadeIn(
-                duration: const Duration(milliseconds: 800),
+                duration: const Duration(milliseconds: 300),
                 curve: Curves.easeOut,
               )
               .then(delay: const Duration(milliseconds: 200)),

lib/features/dashboard/presentation/widgets/quick_access_widget.dart

@@ -4,14 +4,39 @@ import 'package:go_router/go_router.dart';
 import '../../../classes/presentation/pages/join_class_page.dart';
 import 'dashboard_action_card.dart';
 
-/// Quick access cards for Tutor IA and Quiz
+/// Quick access cards for Student Dashboard with horizontal scrollable row
 class QuickAccessWidget extends StatelessWidget {
   const QuickAccessWidget({super.key});
 
+  /// Mesmas dimensões dos cards em "Ações Rápidas" do professor.
+  static const double _scrollCardWidth = 200;
+  static const double _scrollRowHeight = 150;
+  static const double _cardMinHeight = 150;
+  static const EdgeInsets _cardPadding = EdgeInsets.all(16);
+  static const double _titleFontSize = 16;
+  static const double _subtitleFontSize = 13;
+  static const double _iconSize = 24;
+  static const double _iconPadding = 10;
+
   @override
   Widget build(BuildContext context) {
+    final cards = [
+      _buildTutorIACard(context),
+      _buildQuizCard(context),
+      _buildAchievementsCard(context),
+      _buildQuizManagementCard(context),
+    ];
+
     return Column(
           crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            InkWell(
+              onTap: () => _showQuickAccessList(context),
+              borderRadius: BorderRadius.circular(8),
+              child: Padding(
+                padding: const EdgeInsets.symmetric(vertical: 4, horizontal: 8),
+                child: Row(
+                  mainAxisSize: MainAxisSize.min,
                   children: [
                     Text(
                       'Acesso Rápido',
@@ -21,121 +46,156 @@ class QuickAccessWidget extends StatelessWidget {
                         fontWeight: FontWeight.bold,
                       ),
                     ),
-            const SizedBox(height: 16),
+                    const SizedBox(width: 8),
-            Column(
+                    Icon(
-              children: [
+                      Icons.expand_more,
+                      color: Theme.of(context).colorScheme.onSurfaceVariant,
+                      size: 20,
+                    ),
+                  ],
+                ),
+              ),
+            ),
+            const SizedBox(height: 12),
             IntrinsicHeight(
+              child: SingleChildScrollView(
+                scrollDirection: Axis.horizontal,
+                clipBehavior: Clip.none,
+                padding: const EdgeInsets.only(right: 16),
                 child: Row(
                   crossAxisAlignment: CrossAxisAlignment.stretch,
                   children: [
-                      Expanded(
+                    SizedBox(width: _scrollCardWidth, child: cards[0]),
-                        flex: 2,
+                    const SizedBox(width: 12),
-                        child: _buildTutorIACard(context),
+                    SizedBox(width: _scrollCardWidth, child: cards[1]),
-                      ),
+                    const SizedBox(width: 12),
-                      const SizedBox(width: 16),
+                    SizedBox(width: _scrollCardWidth, child: cards[2]),
-                      Expanded(
+                    const SizedBox(width: 12),
-                        flex: 2,
+                    SizedBox(width: _scrollCardWidth, child: cards[3]),
-                        child: _buildQuizCard(context),
-                      ),
-                      const SizedBox(width: 16),
-                      Expanded(
-                        flex: 2,
-                        child: _buildAchievementsCard(context),
-                      ),
                   ],
                 ),
               ),
-              ],
             ),
+
             const SizedBox(height: 16),
-            _buildQuizManagementCard(context),
+
-            const SizedBox(height: 16),
+            // Entrar numa Disciplina (full width)
             _buildJoinClassCard(context),
           ],
         )
         .animate()
-        .slideY(
+        .fadeIn(
-          duration: const Duration(milliseconds: 800),
+          duration: const Duration(milliseconds: 300),
           curve: Curves.easeOut,
         )
-        .then(delay: const Duration(milliseconds: 200));
-  }
-
-  Widget _buildTutorIACard(BuildContext context) {
-    return DashboardActionCard(
-          title: 'Tutor IA',
-          subtitle: 'Assistente de estudos',
-          icon: Icons.psychology,
-          useGradient: true,
-          minHeight: 150,
-          onTap: () => context.go('/ai-tutor'),
-        )
-        .animate()
-        .scale(
-          duration: const Duration(milliseconds: 600),
-          curve: Curves.elasticOut,
-        )
         .then(delay: const Duration(milliseconds: 100));
   }
 
+  Widget _buildTutorIACard(BuildContext context) {
+    return ClipRRect(
+      borderRadius: BorderRadius.circular(16),
+      child:
+          DashboardActionCard(
+                title: 'Tutor IA',
+                subtitle: 'Assistente de estudos',
+                icon: Icons.psychology,
+                useGradient: true,
+                minHeight: _cardMinHeight,
+                iconSize: _iconSize,
+                iconPadding: _iconPadding,
+                titleFontSize: _titleFontSize,
+                subtitleFontSize: _subtitleFontSize,
+                padding: _cardPadding,
+                onTap: () => context.go('/ai-tutor'),
+              )
+              .animate()
+              .fadeIn(
+                duration: const Duration(milliseconds: 300),
+                curve: Curves.easeOut,
+              )
+              .then(delay: const Duration(milliseconds: 100)),
+    );
+  }
+
   Widget _buildQuizCard(BuildContext context) {
-    final cs = Theme.of(context).colorScheme;
+    return ClipRRect(
-    return DashboardActionCardSurface(
+      borderRadius: BorderRadius.circular(16),
+      child:
+          DashboardActionCardSurface(
                 title: 'Quiz',
                 subtitle: 'Testa os teus conhecimentos',
                 icon: Icons.quiz,
-          minHeight: 150,
+                minHeight: _cardMinHeight,
-          iconColor: cs.secondary,
+                titleFontSize: _titleFontSize,
+                subtitleFontSize: _subtitleFontSize,
+                iconSize: _iconSize,
+                padding: _cardPadding,
                 onTap: () => context.go('/quiz'),
               )
               .animate()
-        .scale(
+              .fadeIn(
-          duration: const Duration(milliseconds: 600),
+                duration: const Duration(milliseconds: 300),
-          curve: Curves.elasticOut,
+                curve: Curves.easeOut,
               )
-        .then(delay: const Duration(milliseconds: 200));
+              .then(delay: const Duration(milliseconds: 150)),
+    );
   }
 
   Widget _buildAchievementsCard(BuildContext context) {
-    final cs = Theme.of(context).colorScheme;
+    return ClipRRect(
-    return DashboardActionCardSurface(
+      borderRadius: BorderRadius.circular(16),
+      child:
+          DashboardActionCardSurface(
                 title: 'Conquistas',
                 subtitle: 'Ver medals',
                 icon: Icons.emoji_events,
-          minHeight: 150,
+                minHeight: _cardMinHeight,
+                titleFontSize: _titleFontSize,
+                subtitleFontSize: _subtitleFontSize,
+                iconSize: _iconSize,
+                padding: _cardPadding,
                 iconColor: Colors.amber,
                 onTap: () => context.go('/student/achievements'),
               )
               .animate()
-        .scale(
+              .fadeIn(
-          duration: const Duration(milliseconds: 600),
+                duration: const Duration(milliseconds: 300),
-          curve: Curves.elasticOut,
+                curve: Curves.easeOut,
               )
-        .then(delay: const Duration(milliseconds: 200));
+              .then(delay: const Duration(milliseconds: 200)),
+    );
   }
 
   Widget _buildQuizManagementCard(BuildContext context) {
     final cs = Theme.of(context).colorScheme;
-    return DashboardActionCardSurface(
+    return ClipRRect(
+      borderRadius: BorderRadius.circular(16),
+      child:
+          DashboardActionCardSurface(
                 title: 'Gerenciar Quizzes',
                 subtitle: 'Ver histórico ou eliminar',
                 icon: Icons.manage_history,
-          minHeight: 80,
+                minHeight: _cardMinHeight,
+                titleFontSize: _titleFontSize,
+                subtitleFontSize: _subtitleFontSize,
+                iconSize: _iconSize,
+                padding: _cardPadding,
                 iconColor: cs.tertiary,
                 onTap: () => context.go('/quiz-management'),
               )
               .animate()
-        .slideY(
+              .fadeIn(
-          duration: const Duration(milliseconds: 800),
+                duration: const Duration(milliseconds: 300),
                 curve: Curves.easeOut,
               )
-        .then(delay: const Duration(milliseconds: 200));
+              .then(delay: const Duration(milliseconds: 250)),
+    );
   }
 
   Widget _buildJoinClassCard(BuildContext context) {
     return DashboardActionCard(
-          title: 'Entrar numa Turma',
+          title: 'Entrar numa Disciplina',
-          subtitle: 'Junta-te a uma turma com o código',
+          subtitle: 'Junta-te a uma disciplina com o código',
           icon: Icons.group_add,
           layout: DashboardActionCardLayout.horizontal,
           minHeight: 0,
@@ -147,10 +207,193 @@ class QuickAccessWidget extends StatelessWidget {
           },
         )
         .animate()
-        .scale(
+        .fadeIn(
-          duration: const Duration(milliseconds: 600),
+          duration: const Duration(milliseconds: 300),
-          curve: Curves.elasticOut,
+          curve: Curves.easeOut,
         )
         .then(delay: const Duration(milliseconds: 300));
   }
+
+  void _showQuickAccessList(BuildContext context) {
+    final items = [
+      _QuickAccessItem(
+        title: 'Tutor IA',
+        subtitle: 'Assistente de estudos',
+        icon: Icons.psychology,
+        useGradient: true,
+        onTap: () {
+          Navigator.pop(context);
+          context.go('/ai-tutor');
+        },
+      ),
+      _QuickAccessItem(
+        title: 'Quiz',
+        subtitle: 'Testa os teus conhecimentos',
+        icon: Icons.quiz,
+        onTap: () {
+          Navigator.pop(context);
+          context.go('/quiz');
+        },
+      ),
+      _QuickAccessItem(
+        title: 'Conquistas',
+        subtitle: 'Ver medals',
+        icon: Icons.emoji_events,
+        iconColor: Colors.amber,
+        onTap: () {
+          Navigator.pop(context);
+          context.go('/student/achievements');
+        },
+      ),
+      _QuickAccessItem(
+        title: 'Gerenciar Quizzes',
+        subtitle: 'Ver histórico ou eliminar',
+        icon: Icons.manage_history,
+        onTap: () {
+          Navigator.pop(context);
+          context.go('/quiz-management');
+        },
+      ),
+      _QuickAccessItem(
+        title: 'Entrar numa Disciplina',
+        subtitle: 'Junta-te a uma disciplina com o código',
+        icon: Icons.group_add,
+        onTap: () {
+          Navigator.pop(context);
+          Navigator.push(
+            context,
+            MaterialPageRoute(builder: (_) => const JoinClassPage()),
+          );
+        },
+      ),
+    ];
+
+    showModalBottomSheet(
+      context: context,
+      isScrollControlled: true,
+      shape: const RoundedRectangleBorder(
+        borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
+      ),
+      builder: (context) => DraggableScrollableSheet(
+        initialChildSize: 0.6,
+        minChildSize: 0.3,
+        maxChildSize: 0.9,
+        expand: false,
+        builder: (context, scrollController) {
+          return Column(
+            children: [
+              Container(
+                margin: const EdgeInsets.only(top: 8),
+                width: 40,
+                height: 4,
+                decoration: BoxDecoration(
+                  color: Colors.grey[300],
+                  borderRadius: BorderRadius.circular(2),
+                ),
+              ),
+              Padding(
+                padding: const EdgeInsets.all(20),
+                child: Text(
+                  'Acesso Rápido',
+                  style: TextStyle(
+                    color: Theme.of(context).colorScheme.onSurface,
+                    fontSize: 20,
+                    fontWeight: FontWeight.bold,
+                  ),
+                ),
+              ),
+              Expanded(
+                child: ListView.builder(
+                  controller: scrollController,
+                  padding: const EdgeInsets.symmetric(horizontal: 16),
+                  itemCount: items.length,
+                  itemBuilder: (context, index) {
+                    final item = items[index];
+                    return Card(
+                      margin: const EdgeInsets.only(bottom: 12),
+                      elevation: 0,
+                      shape: RoundedRectangleBorder(
+                        borderRadius: BorderRadius.circular(12),
+                        side: BorderSide(
+                          color: Theme.of(
+                            context,
+                          ).colorScheme.outline.withOpacity(0.2),
+                        ),
+                      ),
+                      child: ListTile(
+                        leading: Container(
+                          padding: const EdgeInsets.all(10),
+                          decoration: BoxDecoration(
+                            color: item.useGradient
+                                ? Theme.of(
+                                    context,
+                                  ).colorScheme.primary.withOpacity(0.1)
+                                : (item.iconColor ??
+                                          Theme.of(
+                                            context,
+                                          ).colorScheme.secondary)
+                                      .withOpacity(0.1),
+                            borderRadius: BorderRadius.circular(10),
+                          ),
+                          child: Icon(
+                            item.icon,
+                            color: item.useGradient
+                                ? Theme.of(context).colorScheme.primary
+                                : (item.iconColor ??
+                                      Theme.of(context).colorScheme.secondary),
+                            size: 24,
+                          ),
+                        ),
+                        title: Text(
+                          item.title,
+                          style: TextStyle(
+                            fontWeight: FontWeight.bold,
+                            color: Theme.of(context).colorScheme.onSurface,
+                          ),
+                        ),
+                        subtitle: Text(
+                          item.subtitle,
+                          style: TextStyle(
+                            color: Theme.of(
+                              context,
+                            ).colorScheme.onSurfaceVariant,
+                            fontSize: 13,
+                          ),
+                        ),
+                        trailing: Icon(
+                          Icons.arrow_forward_ios,
+                          color: Theme.of(context).colorScheme.primary,
+                          size: 16,
+                        ),
+                        onTap: item.onTap,
+                      ),
+                    );
+                  },
+                ),
+              ),
+              const SizedBox(height: 20),
+            ],
+          );
+        },
+      ),
+    );
+  }
+}
+
+class _QuickAccessItem {
+  final String title;
+  final String subtitle;
+  final IconData icon;
+  final bool useGradient;
+  final Color? iconColor;
+  final VoidCallback onTap;
+
+  _QuickAccessItem({
+    required this.title,
+    required this.subtitle,
+    required this.icon,
+    this.useGradient = false,
+    this.iconColor,
+    required this.onTap,
+  });
 }

lib/features/dashboard/presentation/widgets/student_classes_list_widget.dart

@@ -1,12 +1,21 @@
 import 'package:cloud_firestore/cloud_firestore.dart';
 import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
 
 import '../../../../core/services/auth_service.dart';
 
-/// Widget para listar as turmas onde o aluno está inscrito
+/// Widget para listar as disciplinas onde o aluno está inscrito
-class StudentClassesListWidget extends StatelessWidget {
+class StudentClassesListWidget extends StatefulWidget {
   const StudentClassesListWidget({super.key});
 
+  @override
+  State<StudentClassesListWidget> createState() =>
+      _StudentClassesListWidgetState();
+}
+
+class _StudentClassesListWidgetState extends State<StudentClassesListWidget> {
+  List<DocumentSnapshot>? _enrollments;
+
   @override
   Widget build(BuildContext context) {
     final currentUser = AuthService.currentUser;
@@ -22,7 +31,8 @@ class StudentClassesListWidget extends StatelessWidget {
           .orderBy('joinedAt', descending: true)
           .snapshots(),
       builder: (context, snapshot) {
-        if (snapshot.connectionState == ConnectionState.waiting) {
+        if (snapshot.connectionState == ConnectionState.waiting &&
+            _enrollments == null) {
           return Center(
             child: Padding(
               padding: const EdgeInsets.all(16.0),
@@ -33,17 +43,20 @@ class StudentClassesListWidget extends StatelessWidget {
           );
         }
 
-        if (snapshot.hasError) {
+        if (snapshot.hasError && _enrollments == null) {
           return const SizedBox.shrink();
         }
 
-        final enrollments = snapshot.data?.docs ?? [];
+        final enrollments = snapshot.data?.docs ?? _enrollments ?? [];
+        if (snapshot.data?.docs != null) {
+          _enrollments = snapshot.data?.docs;
+        }
 
         if (enrollments.isEmpty) {
           return Padding(
             padding: const EdgeInsets.symmetric(vertical: 16.0),
             child: Text(
-              'Ainda não entraste em nenhuma turma.',
+              'Ainda não entraste em nenhuma disciplina.',
               style: TextStyle(color: Colors.grey[600], fontSize: 14),
             ),
           );
@@ -51,14 +64,33 @@ class StudentClassesListWidget extends StatelessWidget {
 
         return Column(
           crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            InkWell(
+              onTap: () => _showClassesList(context, enrollments),
+              borderRadius: BorderRadius.circular(8),
+              child: Padding(
+                padding: const EdgeInsets.symmetric(vertical: 4, horizontal: 8),
+                child: Row(
+                  mainAxisSize: MainAxisSize.min,
                   children: [
                     Text(
-              'As Minhas Turmas',
+                      'As Minhas Disciplinas',
-              style: Theme.of(context).textTheme.titleLarge?.copyWith(
+                      style: TextStyle(
                         color: Theme.of(context).colorScheme.onSurface,
+                        fontSize: 20,
                         fontWeight: FontWeight.bold,
                       ),
                     ),
+                    const SizedBox(width: 8),
+                    Icon(
+                      Icons.expand_more,
+                      color: Theme.of(context).colorScheme.onSurfaceVariant,
+                      size: 20,
+                    ),
+                  ],
+                ),
+              ),
+            ),
             const SizedBox(height: 16),
             SizedBox(
               height: 330,
@@ -93,6 +125,7 @@ class StudentClassesListWidget extends StatelessWidget {
   Widget _buildClassCard(DocumentSnapshot enrollmentDoc) {
     final enrollmentData = enrollmentDoc.data() as Map<String, dynamic>;
     final classId = enrollmentData['classId'] as String? ?? '';
+    final enrollmentId = enrollmentDoc.id;
 
     if (classId.isEmpty) {
       return const SizedBox.shrink();
@@ -133,7 +166,9 @@ class StudentClassesListWidget extends StatelessWidget {
         final className = classData['name'] as String? ?? 'Sem nome';
         final classCode = classData['code'] as String? ?? '----';
 
-        return Container(
+        return GestureDetector(
+          onTap: () => _showRemoveClassDialog(context, enrollmentId, className),
+          child: Container(
             width: 200,
             constraints: const BoxConstraints(minHeight: 150),
             padding: const EdgeInsets.all(16),
@@ -155,7 +190,9 @@ class StudentClassesListWidget extends StatelessWidget {
                 Container(
                   padding: const EdgeInsets.all(10),
                   decoration: BoxDecoration(
-                  color: Theme.of(context).colorScheme.primary.withOpacity(0.1),
+                    color: Theme.of(
+                      context,
+                    ).colorScheme.primary.withOpacity(0.1),
                     borderRadius: BorderRadius.circular(10),
                   ),
                   child: Icon(
@@ -185,8 +222,285 @@ class StudentClassesListWidget extends StatelessWidget {
                 ),
               ],
             ),
+          ),
         );
       },
     );
   }
+
+  void _showClassesList(
+    BuildContext context,
+    List<DocumentSnapshot> enrollments,
+  ) {
+    showModalBottomSheet(
+      context: context,
+      isScrollControlled: true,
+      shape: const RoundedRectangleBorder(
+        borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
+      ),
+      builder: (context) => DraggableScrollableSheet(
+        initialChildSize: 0.6,
+        minChildSize: 0.3,
+        maxChildSize: 0.9,
+        expand: false,
+        builder: (context, scrollController) {
+          return Column(
+            children: [
+              Container(
+                margin: const EdgeInsets.only(top: 8),
+                width: 40,
+                height: 4,
+                decoration: BoxDecoration(
+                  color: Colors.grey[300],
+                  borderRadius: BorderRadius.circular(2),
+                ),
+              ),
+              Padding(
+                padding: const EdgeInsets.all(20),
+                child: Text(
+                  'As Minhas Disciplinas',
+                  style: TextStyle(
+                    color: Theme.of(context).colorScheme.onSurface,
+                    fontSize: 20,
+                    fontWeight: FontWeight.bold,
+                  ),
+                ),
+              ),
+              Expanded(
+                child: ListView.builder(
+                  controller: scrollController,
+                  padding: const EdgeInsets.symmetric(horizontal: 16),
+                  itemCount: enrollments.length,
+                  itemBuilder: (context, index) {
+                    return _buildClassListTile(context, enrollments[index]);
+                  },
+                ),
+              ),
+              const SizedBox(height: 20),
+            ],
+          );
+        },
+      ),
+    );
+  }
+
+  Widget _buildClassListTile(
+    BuildContext context,
+    DocumentSnapshot enrollmentDoc,
+  ) {
+    final enrollmentData = enrollmentDoc.data() as Map<String, dynamic>;
+    final classId = enrollmentData['classId'] as String? ?? '';
+    final enrollmentId = enrollmentDoc.id;
+
+    if (classId.isEmpty) {
+      return const SizedBox.shrink();
+    }
+
+    return FutureBuilder<DocumentSnapshot>(
+      future: FirebaseFirestore.instance
+          .collection('classes')
+          .doc(classId)
+          .get(),
+      builder: (context, snapshot) {
+        if (!snapshot.hasData || !snapshot.data!.exists) {
+          return const Card(
+            child: ListTile(
+              leading: CircularProgressIndicator(),
+              title: Text('Carregando...'),
+            ),
+          );
+        }
+
+        final classData = snapshot.data!.data() as Map<String, dynamic>;
+        final className = classData['name'] as String? ?? 'Sem nome';
+        final classCode = classData['code'] as String? ?? '----';
+
+        return Card(
+          margin: const EdgeInsets.only(bottom: 12),
+          elevation: 0,
+          shape: RoundedRectangleBorder(
+            borderRadius: BorderRadius.circular(12),
+            side: BorderSide(
+              color: Theme.of(context).colorScheme.outline.withOpacity(0.2),
+            ),
+          ),
+          child: ListTile(
+            leading: Container(
+              padding: const EdgeInsets.all(10),
+              decoration: BoxDecoration(
+                color: Theme.of(context).colorScheme.primary.withOpacity(0.1),
+                borderRadius: BorderRadius.circular(10),
+              ),
+              child: Icon(
+                Icons.school,
+                color: Theme.of(context).colorScheme.primary,
+                size: 24,
+              ),
+            ),
+            title: Text(
+              className,
+              style: TextStyle(
+                fontWeight: FontWeight.bold,
+                color: Theme.of(context).colorScheme.onSurface,
+              ),
+            ),
+            subtitle: Text(
+              'Código: $classCode',
+              style: TextStyle(
+                color: Theme.of(context).colorScheme.onSurfaceVariant,
+                fontSize: 13,
+              ),
+            ),
+            trailing: Icon(
+              Icons.delete_outline,
+              color: Theme.of(context).colorScheme.error,
+              size: 20,
+            ),
+            onTap: () =>
+                _showRemoveClassDialog(context, enrollmentId, className),
+          ),
+        );
+      },
+    );
+  }
+
+  void _showRemoveClassDialog(
+    BuildContext context,
+    String enrollmentId,
+    String className,
+  ) {
+    final textController = TextEditingController();
+    bool isConfirmEnabled = false;
+
+    showDialog(
+      context: context,
+      builder: (context) => StatefulBuilder(
+        builder: (context, setDialogState) {
+          return AlertDialog(
+            shape: RoundedRectangleBorder(
+              borderRadius: BorderRadius.circular(16),
+            ),
+            title: const Text('Sair da disciplina'),
+            content: Column(
+              mainAxisSize: MainAxisSize.min,
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                Text(
+                  'Para confirmar que queres sair da disciplina "$className", escreve o nome desta disciplina:',
+                  style: TextStyle(
+                    color: Theme.of(context).colorScheme.onSurfaceVariant,
+                    fontSize: 14,
+                  ),
+                ),
+                const SizedBox(height: 16),
+                TextField(
+                  controller: textController,
+                  onChanged: (value) {
+                    setDialogState(() {
+                      isConfirmEnabled = value.trim() == className.trim();
+                    });
+                  },
+                  decoration: InputDecoration(
+                    hintText: 'Nome da disciplina',
+                    filled: true,
+                    fillColor: Theme.of(
+                      context,
+                    ).colorScheme.surfaceContainerHighest,
+                    border: OutlineInputBorder(
+                      borderRadius: BorderRadius.circular(12),
+                      borderSide: BorderSide.none,
+                    ),
+                    enabledBorder: OutlineInputBorder(
+                      borderRadius: BorderRadius.circular(12),
+                      borderSide: BorderSide.none,
+                    ),
+                    focusedBorder: OutlineInputBorder(
+                      borderRadius: BorderRadius.circular(12),
+                      borderSide: BorderSide(
+                        color: Theme.of(context).colorScheme.primary,
+                        width: 2,
+                      ),
+                    ),
+                  ),
+                ),
+                const SizedBox(height: 8),
+                Text(
+                  'Esta ação não pode ser desfeita.',
+                  style: TextStyle(
+                    color: Theme.of(context).colorScheme.error,
+                    fontSize: 12,
+                  ),
+                ),
+              ],
+            ),
+            actions: [
+              TextButton(
+                onPressed: () => Navigator.pop(context),
+                child: Text(
+                  'Cancelar',
+                  style: TextStyle(
+                    color: Theme.of(context).colorScheme.onSurfaceVariant,
+                  ),
+                ),
+              ),
+              ElevatedButton(
+                onPressed: isConfirmEnabled
+                    ? () async {
+                        Navigator.pop(context);
+                        await _removeEnrollment(enrollmentId);
+                      }
+                    : null,
+                style: ElevatedButton.styleFrom(
+                  backgroundColor: Theme.of(context).colorScheme.error,
+                  foregroundColor: Colors.white,
+                  disabledBackgroundColor: Theme.of(
+                    context,
+                  ).colorScheme.error.withOpacity(0.3),
+                  shape: RoundedRectangleBorder(
+                    borderRadius: BorderRadius.circular(12),
+                  ),
+                ),
+                child: const Text('Sair'),
+              ),
+            ],
+          );
+        },
+      ),
+    );
+  }
+
+  Future<void> _removeEnrollment(String enrollmentId) async {
+    try {
+      await FirebaseFirestore.instance
+          .collection('enrollments')
+          .doc(enrollmentId)
+          .delete();
+
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: const Text('Saíste da disciplina com sucesso'),
+            backgroundColor: Theme.of(context).colorScheme.primary,
+            behavior: SnackBarBehavior.floating,
+            shape: RoundedRectangleBorder(
+              borderRadius: BorderRadius.circular(12),
+            ),
+          ),
+        );
+      }
+    } catch (e) {
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text('Erro ao sair da disciplina: $e'),
+            backgroundColor: Colors.red,
+            behavior: SnackBarBehavior.floating,
+            shape: RoundedRectangleBorder(
+              borderRadius: BorderRadius.circular(12),
+            ),
+          ),
+        );
+      }
+    }
+  }
 }

lib/features/dashboard/presentation/widgets/teacher_analytics_preview_widget.dart

@@ -1,96 +1,14 @@
 import 'package:flutter/material.dart';
-import 'package:cloud_firestore/cloud_firestore.dart';
 
 import '../../../../core/theme/app_theme_extension.dart';
-import 'package:flutter_animate/flutter_animate.dart';
 import '../../../../core/services/auth_service.dart';
-import '../../../../core/services/gamification_service.dart';
-import '../../../../core/models/class_stats.dart';
 
 /// Analytics preview section for teacher dashboard
-class TeacherAnalyticsPreviewWidget extends StatefulWidget {
+class TeacherAnalyticsPreviewWidget extends StatelessWidget {
   const TeacherAnalyticsPreviewWidget({super.key});
 
-  @override
-  State<TeacherAnalyticsPreviewWidget> createState() => _TeacherAnalyticsPreviewWidgetState();
-}
-
-class _TeacherAnalyticsPreviewWidgetState extends State<TeacherAnalyticsPreviewWidget> {
-  List<ClassStats> _classStats = [];
-  List<StudentRanking> _topStudents = [];
-  bool _loading = true;
-
-  @override
-  void initState() {
-    super.initState();
-    _loadAnalyticsData();
-  }
-
-  Future<void> _loadAnalyticsData() async {
-    try {
-      final user = AuthService.currentUser;
-      if (user == null) return;
-
-      // Obter turmas do professor
-      final classesSnapshot = await FirebaseFirestore.instance
-          .collection('classes')
-          .where('teacherId', isEqualTo: user.uid)
-          .get();
-
-      final classStatsList = <ClassStats>[];
-      
-      for (final classDoc in classesSnapshot.docs) {
-        final classId = classDoc.id;
-        // Forçar atualização para obter dados mais recentes
-        final stats = await GamificationService.getClassStats(classId, forceRefresh: true);
-        if (stats != null) {
-          classStatsList.add(stats);
-        }
-      }
-
-      // Obter melhores alunos de todas as turmas
-      final allTopStudents = <StudentRanking>[];
-      for (final classStats in classStatsList) {
-        final ranking = await GamificationService.getClassRanking(classStats.classId);
-        allTopStudents.addAll(ranking.take(3)); // Top 3 de cada turma
-      }
-
-      // Ordenar por score e pegar os melhores
-      allTopStudents.sort((a, b) => b.overallScore.compareTo(a.overallScore));
-      final topStudents = allTopStudents.take(4).toList();
-
-      if (mounted) {
-        setState(() {
-          _classStats = classStatsList;
-          _topStudents = topStudents;
-          _loading = false;
-        });
-      }
-    } catch (e) {
-      print('Error loading analytics data: $e');
-      if (mounted) {
-        setState(() {
-          _loading = false;
-        });
-      }
-    }
-  }
-
-  int get totalStudents => _classStats.fold(0, (sum, stats) => sum + stats.totalStudents);
-  int get activeStudents => _classStats.fold(0, (sum, stats) => sum + stats.activeStudents);
-  double get averageProgress {
-    if (_classStats.isEmpty) return 0.0;
-    final totalProgress = _classStats.fold(0.0, (sum, stats) => sum + stats.averageProgress);
-    return totalProgress / _classStats.length;
-  }
-  int get studentsNeedingSupport => _classStats.fold(0, (sum, stats) => sum + stats.studentsNeedingSupport.length);
-
   @override
   Widget build(BuildContext context) {
-    if (_loading) {
-      return const Center(child: CircularProgressIndicator());
-    }
-
     final user = AuthService.currentUser;
     final userName = user?.displayName ?? 'Professor';
     final userEmail = user?.email ?? '';
@@ -130,11 +48,7 @@ class _TeacherAnalyticsPreviewWidgetState extends State<TeacherAnalyticsPreviewW
                   ),
                   borderRadius: BorderRadius.circular(24),
                 ),
-                    child: const Icon(
+                child: const Icon(Icons.school, color: Colors.white, size: 24),
-                      Icons.school,
-                      color: Colors.white,
-                      size: 24,
-                    ),
               ),
               const SizedBox(width: 16),
               Expanded(
@@ -180,6 +94,20 @@ class _TeacherAnalyticsPreviewWidgetState extends State<TeacherAnalyticsPreviewW
                   ],
                 ),
               ),
+              Container(
+                padding: const EdgeInsets.all(8),
+                decoration: BoxDecoration(
+                  color: Theme.of(
+                    context,
+                  ).colorScheme.secondary.withOpacity(0.1),
+                  borderRadius: BorderRadius.circular(8),
+                ),
+                child: Icon(
+                  Icons.settings,
+                  color: Theme.of(context).colorScheme.secondary,
+                  size: 20,
+                ),
+              ),
             ],
           ),
           const SizedBox(height: 20),
@@ -190,24 +118,22 @@ class _TeacherAnalyticsPreviewWidgetState extends State<TeacherAnalyticsPreviewW
               _buildQuickStat(
                 icon: Icons.check_circle,
                 label: 'Alunos Ativos',
-                    value: '$activeStudents/$totalStudents',
+                value: '18/24',
                 color: Theme.of(context).colorScheme.primary,
               ),
               const SizedBox(width: 12),
               _buildQuickStat(
                 icon: Icons.warning_amber,
                 label: 'Precisam Apoio',
-                    value: '$studentsNeedingSupport',
+                value: '3',
                 color: Theme.of(context).colorScheme.secondary,
               ),
               const SizedBox(width: 12),
               _buildQuickStat(
                 icon: Icons.emoji_events,
-                    label: 'Média Turma',
+                label: 'Média Disciplina',
-                    value: '${(averageProgress * 100).toInt()}%',
+                value: '72%',
-                    color: Theme.of(
+                color: Theme.of(context).colorScheme.primary.withOpacity(0.8),
-                      context,
-                    ).colorScheme.primary.withValues(alpha: 0.8),
               ),
             ],
           ),
@@ -235,17 +161,33 @@ class _TeacherAnalyticsPreviewWidgetState extends State<TeacherAnalyticsPreviewW
           const SizedBox(height: 12),
 
           // Student List Preview
-              ..._topStudents.map((student) {
+          _buildStudentPerformanceItem(
-                return Padding(
-                  padding: const EdgeInsets.only(bottom: 8),
-                  child: _buildStudentPerformanceItem(
             context,
-                    student.studentName,
+            'Ana Silva',
-                    student.overallScore.toInt(),
+            95,
-                    _getScoreColor(student.overallScore),
+            Theme.of(context).colorScheme.tertiary,
+          ),
+          const SizedBox(height: 8),
+          _buildStudentPerformanceItem(
+            context,
+            'João Costa',
+            88,
+            Theme.of(context).colorScheme.primary,
+          ),
+          const SizedBox(height: 8),
+          _buildStudentPerformanceItem(
+            context,
+            'Maria Santos',
+            82,
+            Theme.of(context).colorScheme.primary,
+          ),
+          const SizedBox(height: 8),
+          _buildStudentPerformanceItem(
+            context,
+            'Pedro Lima',
+            45,
+            Theme.of(context).colorScheme.secondary,
           ),
-                );
-              }),
 
           const SizedBox(height: 20),
 
@@ -256,9 +198,7 @@ class _TeacherAnalyticsPreviewWidgetState extends State<TeacherAnalyticsPreviewW
               color: Theme.of(context).colorScheme.surfaceContainerHighest,
               borderRadius: BorderRadius.circular(12),
               border: Border.all(
-                    color: Theme.of(
+                color: Theme.of(context).colorScheme.outline.withOpacity(0.2),
-                      context,
-                    ).colorScheme.outline.withOpacity(0.2),
               ),
             ),
             child: Row(
@@ -283,11 +223,9 @@ class _TeacherAnalyticsPreviewWidgetState extends State<TeacherAnalyticsPreviewW
                       ),
                       const SizedBox(height: 2),
                       Text(
-                            '${_classStats.fold(0, (sum, stats) => sum + stats.totalContent)} conteúdos • $studentsNeedingSupport alunos precisam de apoio',
+                        '12 conteúdos verificados • 2 pendentes de revisão',
                         style: TextStyle(
-                              color: Theme.of(
+                          color: Theme.of(context).colorScheme.onSurfaceVariant,
-                                context,
-                              ).colorScheme.onSurfaceVariant,
                           fontSize: 12,
                         ),
                       ),
@@ -299,13 +237,7 @@ class _TeacherAnalyticsPreviewWidgetState extends State<TeacherAnalyticsPreviewW
           ),
         ],
       ),
-        )
+    );
-        .animate()
-        .slideY(
-          duration: const Duration(milliseconds: 800),
-          curve: Curves.easeOut,
-        )
-        .then(delay: const Duration(milliseconds: 400));
   }
 
   Widget _buildQuickStat({
@@ -401,11 +333,4 @@ class _TeacherAnalyticsPreviewWidgetState extends State<TeacherAnalyticsPreviewW
       ],
     );
   }
-
-  Color _getScoreColor(double score) {
-    if (score >= 80) return Theme.of(context).colorScheme.tertiary;
-    if (score >= 60) return Theme.of(context).colorScheme.primary;
-    if (score >= 40) return Theme.of(context).colorScheme.secondary;
-    return Theme.of(context).colorScheme.error;
-  }
 }

lib/features/dashboard/presentation/widgets/teacher_classes_list_widget.dart

@@ -4,7 +4,7 @@ import 'package:flutter/material.dart';
 import '../../../../core/services/auth_service.dart';
 import '../../../classes/presentation/pages/class_students_page.dart';
 
-/// Widget para listar as turmas criadas pelo professor
+/// Widget para listar as disciplinas criadas pelo professor
 class TeacherClassesListWidget extends StatelessWidget {
   const TeacherClassesListWidget({super.key});
 
@@ -44,7 +44,7 @@ class TeacherClassesListWidget extends StatelessWidget {
           return Padding(
             padding: const EdgeInsets.symmetric(vertical: 16.0),
             child: Text(
-              'Ainda não criaste nenhuma turma.',
+              'Ainda não criaste nenhuma disciplina.',
               style: TextStyle(
                 color: Theme.of(context).colorScheme.onSurfaceVariant,
                 fontSize: 14,
@@ -57,7 +57,7 @@ class TeacherClassesListWidget extends StatelessWidget {
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
             Text(
-              'As Minhas Turmas',
+              'As Minhas Disciplinas',
               style: Theme.of(context).textTheme.titleLarge?.copyWith(
                 color: Theme.of(context).colorScheme.onSurface,
                 fontWeight: FontWeight.bold,

lib/features/dashboard/presentation/widgets/teacher_hero_widget.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter_animate/flutter_animate.dart';
 import 'package:cloud_firestore/cloud_firestore.dart';
 
 import '../../../../core/theme/app_theme_extension.dart';
@@ -11,10 +10,7 @@ import '../../../../core/services/auth_service.dart';
 class TeacherHeroWidget extends StatefulWidget {
   final String userName;
 
-  const TeacherHeroWidget({
+  const TeacherHeroWidget({super.key, required this.userName});
-    super.key,
-    required this.userName,
-  });
 
   @override
   State<TeacherHeroWidget> createState() => _TeacherHeroWidgetState();
@@ -35,7 +31,7 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
       final user = AuthService.currentUser;
       if (user == null) return;
 
-      // Obter turmas do professor
+      // Obter disciplinas do professor
       final classesSnapshot = await FirebaseFirestore.instance
           .collection('classes')
           .where('teacherId', isEqualTo: user.uid)
@@ -46,7 +42,10 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
       for (final classDoc in classesSnapshot.docs) {
         final classId = classDoc.id;
         // Forçar atualização para obter dados mais recentes
-        final stats = await GamificationService.getClassStats(classId, forceRefresh: true);
+        final stats = await GamificationService.getClassStats(
+          classId,
+          forceRefresh: true,
+        );
         if (stats != null) {
           classStatsList.add(stats);
         }
@@ -68,18 +67,26 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
     }
   }
 
-  int get totalStudents => _classStats.fold(0, (sum, stats) => sum + stats.totalStudents);
+  int get totalStudents =>
-  int get activeQuizzes => _classStats.fold(0, (sum, stats) => sum + stats.activeQuizzes);
+      _classStats.fold(0, (sum, stats) => sum + stats.totalStudents);
-  int get uploadedContent => _classStats.fold(0, (sum, stats) => sum + stats.totalContent);
+  int get activeQuizzes =>
+      _classStats.fold(0, (sum, stats) => sum + stats.activeQuizzes);
+  int get uploadedContent =>
+      _classStats.fold(0, (sum, stats) => sum + stats.totalContent);
   double get classAverageProgress {
     if (_classStats.isEmpty) return 0.0;
-    final totalProgress = _classStats.fold(0.0, (sum, stats) => sum + stats.averageProgress);
+    final totalProgress = _classStats.fold(
+      0.0,
+      (sum, stats) => sum + stats.averageProgress,
+    );
     final average = totalProgress / _classStats.length;
 
     print('=== UI PROGRESS DEBUG ===');
     print('Number of classes: ${_classStats.length}');
     for (int i = 0; i < _classStats.length; i++) {
-      print('Class ${i + 1}: ${_classStats[i].className} - ${_classStats[i].averageProgress} (${(_classStats[i].averageProgress * 100).toInt()}%)');
+      print(
+        'Class ${i + 1}: ${_classStats[i].className} - ${_classStats[i].averageProgress} (${(_classStats[i].averageProgress * 100).toInt()}%)',
+      );
     }
     print('Total progress sum: $totalProgress');
     print('Calculated average: $average (${(average * 100).toInt()}%)');
@@ -109,7 +116,7 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
                   crossAxisAlignment: CrossAxisAlignment.start,
                   children: [
                     Text(
-                      'Visão Geral da Turma',
+                      'Visão Geral da Disciplina',
                       style: TextStyle(
                         color: Theme.of(context).colorScheme.onSurface,
                         fontSize: 20,
@@ -186,7 +193,7 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
                   children: [
                     const Flexible(
                       child: Text(
-                        'Progresso Médio da Turma',
+                        'Progresso Médio da Disciplina',
                         maxLines: 2,
                         overflow: TextOverflow.ellipsis,
                         style: TextStyle(
@@ -198,7 +205,8 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
                     ),
                     Builder(
                       builder: (context) {
-                        final displayValue = (classAverageProgress * 100).toInt();
+                        final displayValue = (classAverageProgress * 100)
+                            .toInt();
                         print('=== RENDER DEBUG ===');
                         print('classAverageProgress: $classAverageProgress');
                         print('displayValue: $displayValue%');
@@ -264,9 +272,6 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
                 ),
               ],
             ),
-          ).animate().scale(
-            duration: const Duration(milliseconds: 600),
-            curve: Curves.elasticOut,
           ),
 
           const SizedBox(height: 20),
@@ -278,15 +283,11 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
               color: Theme.of(context).colorScheme.surface,
               borderRadius: BorderRadius.circular(16),
               border: Border.all(
-                    color: Theme.of(
+                color: Theme.of(context).colorScheme.outline.withOpacity(0.2),
-                      context,
-                    ).colorScheme.outline.withOpacity(0.2),
               ),
               boxShadow: [
                 BoxShadow(
-                      color: Theme.of(
+                  color: Theme.of(context).colorScheme.shadow.withOpacity(0.05),
-                        context,
-                      ).colorScheme.shadow.withOpacity(0.05),
                   blurRadius: 10,
                   offset: const Offset(0, 4),
                 ),
@@ -317,13 +318,7 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
                 ..._buildRecentActivities(),
               ],
             ),
-              )
+          ),
-              .animate()
-              .slideX(
-                duration: const Duration(milliseconds: 800),
-                curve: Curves.easeOut,
-              )
-              .then(delay: const Duration(milliseconds: 200)),
         ],
       ),
     );
@@ -370,44 +365,52 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
     final activities = <Widget>[];
 
     if (_classStats.isEmpty) {
-      activities.add(_buildActivityItem(
+      activities.add(
+        _buildActivityItem(
           context,
           'Nenhuma atividade recente',
-        'Comece criando turmas e conteúdos',
+          'Comece criando disciplinas e conteúdos',
           Theme.of(context).colorScheme.onSurfaceVariant,
-      ));
+        ),
+      );
       return activities;
     }
 
-    // Adicionar atividades baseadas nas estatísticas das turmas
+    // Adicionar atividades baseadas nas estatísticas das disciplinas
     for (final stats in _classStats.take(3)) {
       if (stats.activeQuizzes > 0) {
-        activities.add(_buildActivityItem(
+        activities.add(
+          _buildActivityItem(
             context,
             '${stats.activeQuizzes} quizzes ativos em ${stats.className}',
             'Recente',
             Theme.of(context).colorScheme.primary,
-        ));
+          ),
+        );
         activities.add(const SizedBox(height: 8));
       }
 
       if (stats.studentsNeedingSupport.isNotEmpty) {
-        activities.add(_buildActivityItem(
+        activities.add(
+          _buildActivityItem(
             context,
             '${stats.studentsNeedingSupport.length} alunos precisam de apoio em ${stats.className}',
             'Ver analytics',
             Theme.of(context).colorScheme.error,
-        ));
+          ),
+        );
         activities.add(const SizedBox(height: 8));
       }
 
       if (stats.totalContent > 0) {
-        activities.add(_buildActivityItem(
+        activities.add(
+          _buildActivityItem(
             context,
             '${stats.totalContent} conteúdos disponíveis em ${stats.className}',
             'Atualizado',
             Theme.of(context).colorScheme.secondary,
-        ));
+          ),
+        );
         activities.add(const SizedBox(height: 8));
       }
     }
@@ -417,14 +420,16 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
       activities.removeLast();
     }
 
-    return activities.isEmpty ? [
+    return activities.isEmpty
+        ? [
             _buildActivityItem(
               context,
               'Nenhuma atividade recente',
-        'Comece criando turmas e conteúdos',
+              'Comece criando disciplinas e conteúdos',
               Theme.of(context).colorScheme.onSurfaceVariant,
-      )
+            ),
-    ] : activities;
+          ]
+        : activities;
   }
 
   Widget _buildActivityItem(

lib/features/dashboard/presentation/widgets/teacher_quick_actions_widget.dart

@@ -2,7 +2,6 @@ import 'dart:math';
 
 import 'package:cloud_firestore/cloud_firestore.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_animate/flutter_animate.dart';
 import 'package:go_router/go_router.dart';
 
 import '../../../../core/services/auth_service.dart';
@@ -21,7 +20,7 @@ class TeacherQuickActionsWidget extends StatefulWidget {
 class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
   bool _isCreatingClass = false;
 
-  /// Mesmas dimensões dos cards em "As Minhas Turmas".
+  /// Mesmas dimensões dos cards em "As Minhas Disciplinas".
   static const double _scrollCardWidth = 200;
   static const double _scrollRowHeight = 150;
   static const double _cardMinHeight = 150;
@@ -60,20 +59,12 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
             padding: const EdgeInsets.only(right: 16),
             itemCount: cards.length,
             separatorBuilder: (_, __) => const SizedBox(width: 12),
-                itemBuilder: (context, index) => SizedBox(
+            itemBuilder: (context, index) =>
-                  width: _scrollCardWidth,
+                SizedBox(width: _scrollCardWidth, child: cards[index]),
-                  child: cards[index],
-                ),
           ),
         ),
       ],
-        )
+    );
-        .animate()
-        .slideY(
-          duration: const Duration(milliseconds: 800),
-          curve: Curves.easeOut,
-        )
-        .then(delay: const Duration(milliseconds: 200));
   }
 
   Widget _buildUploadContentCard(BuildContext context) {
@@ -92,17 +83,9 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
         padding: _cardPadding,
         onTap: () => Navigator.push(
           context,
-              MaterialPageRoute(
+          MaterialPageRoute(builder: (_) => const TeacherMaterialsPage()),
-                builder: (_) => const TeacherMaterialsPage(),
         ),
       ),
-          )
-          .animate()
-          .scale(
-            duration: const Duration(milliseconds: 600),
-            curve: Curves.elasticOut,
-          )
-          .then(delay: const Duration(milliseconds: 100)),
     );
   }
 
@@ -119,13 +102,7 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
         iconSize: _iconSize,
         padding: _cardPadding,
         onTap: () => context.go('/teacher/quiz/create'),
-          )
+      ),
-          .animate()
-          .scale(
-            duration: const Duration(milliseconds: 600),
-            curve: Curves.elasticOut,
-          )
-          .then(delay: const Duration(milliseconds: 200)),
     );
   }
 
@@ -133,7 +110,7 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
     final cs = Theme.of(context).colorScheme;
     return DashboardActionCardSurface(
       title: 'Analytics',
-          subtitle: 'Desempenho da turma',
+      subtitle: 'Desempenho da disciplina',
       icon: Icons.analytics,
       minHeight: _cardMinHeight,
       titleFontSize: _titleFontSize,
@@ -150,13 +127,7 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
         child: Icon(Icons.analytics, color: cs.primary, size: _iconSize),
       ),
       onTap: () => context.go('/teacher/analytics'),
-        )
+    );
-        .animate()
-        .scale(
-          duration: const Duration(milliseconds: 600),
-          curve: Curves.elasticOut,
-        )
-        .then(delay: const Duration(milliseconds: 400));
   }
 
   Widget _buildCreateClassCard(BuildContext context) {
@@ -164,7 +135,7 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
     return ClipRRect(
       borderRadius: BorderRadius.circular(16),
       child: DashboardActionCardSurface(
-            title: 'Criar Turma',
+        title: 'Criar Disciplina',
         subtitle: 'Gerar código de acesso',
         icon: Icons.school,
         minHeight: _cardMinHeight,
@@ -192,13 +163,7 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
                 )
               : Icon(Icons.school, color: cs.primary, size: _iconSize),
         ),
-          )
+      ),
-          .animate()
-          .scale(
-            duration: const Duration(milliseconds: 600),
-            curve: Curves.elasticOut,
-          )
-          .then(delay: const Duration(milliseconds: 150)),
     );
   }
 
@@ -288,7 +253,7 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
                   ),
                   const SizedBox(height: 16),
                   Text(
-                    'Turma:',
+                    'Ano letivo:',
                     style: TextStyle(
                       color: Theme.of(context).colorScheme.onSurfaceVariant,
                       fontSize: 14,
@@ -308,7 +273,7 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
                             ),
                             const SizedBox(width: 10),
                             Text(
-                              'A carregar turmas...',
+                              'A carregar disciplinas...',
                               style: TextStyle(
                                 color: Theme.of(
                                   context,
@@ -347,7 +312,7 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
                             ),
                           ),
                           hint: Text(
-                            'Seleciona a turma',
+                            'Seleciona o ano letivo',
                             style: TextStyle(
                               color: Theme.of(
                                 context,
@@ -447,7 +412,7 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
             content: Text(
-              'Turma "$className" criada com sucesso! Código: $classCode',
+              'Disciplina "$className" criada com sucesso! Código: $classCode',
             ),
             backgroundColor: Theme.of(context).colorScheme.primary,
             behavior: SnackBarBehavior.floating,
@@ -461,7 +426,7 @@ class _TeacherQuickActionsWidgetState extends State<TeacherQuickActionsWidget> {
       if (mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Erro ao criar turma: $e'),
+            content: Text('Erro ao criar disciplina: $e'),
             backgroundColor: Colors.red,
             behavior: SnackBarBehavior.floating,
             shape: RoundedRectangleBorder(

lib/features/materials/presentation/pages/teacher_materials_page.dart

@@ -46,11 +46,8 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
     return Scaffold(
       appBar: AppBar(
         title: const Text(
-          'Materiais da Turma',
+          'Materiais da Disciplina',
-          style: TextStyle(
+          style: TextStyle(color: Colors.white, fontWeight: FontWeight.bold),
-            color: Colors.white,
-            fontWeight: FontWeight.bold,
-          ),
         ),
         backgroundColor: const Color(0xFF82C9BD),
         elevation: 0,
@@ -88,10 +85,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
           gradient: LinearGradient(
             begin: Alignment.topCenter,
             end: Alignment.bottomCenter,
-            colors: [
+            colors: [Color(0xFF82C9BD), Color(0xFFF8F9FA)],
-              Color(0xFF82C9BD),
-              Color(0xFFF8F9FA),
-            ],
             stops: [0.0, 0.4],
           ),
         ),
@@ -101,9 +95,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
             builder: (context, snapshot) {
               if (snapshot.connectionState == ConnectionState.waiting) {
                 return const Center(
-                  child: CircularProgressIndicator(
+                  child: CircularProgressIndicator(color: Color(0xFF82C9BD)),
-                    color: Color(0xFF82C9BD),
-                  ),
                 );
               }
 
@@ -168,13 +160,19 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
                 padding: const EdgeInsets.all(16),
                 itemCount: materials.length,
                 itemBuilder: (context, index) {
-                  final material = materials[index].data() as Map<String, dynamic>;
+                  final material =
+                      materials[index].data() as Map<String, dynamic>;
                   final fileName = material['fileName'] ?? 'Ficheiro sem nome';
                   final createdAt = material['createdAt'] as Timestamp?;
                   // Inferir tipo pela extensão do filename
                   final extension = path.extension(fileName).toLowerCase();
-                  final fileType = extension == '.pdf' ? 'pdf' :
+                  final fileType = extension == '.pdf'
-                                   (extension == '.jpg' || extension == '.jpeg' || extension == '.png') ? 'image' : 'other';
+                      ? 'pdf'
+                      : (extension == '.jpg' ||
+                            extension == '.jpeg' ||
+                            extension == '.png')
+                      ? 'image'
+                      : 'other';
 
                   final docId = materials[index].id;
                   final url = material['url'] as String?;
@@ -204,9 +202,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
       builder: (context) => Container(
         decoration: const BoxDecoration(
           color: Colors.white,
-          borderRadius: BorderRadius.vertical(
+          borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
-            top: Radius.circular(20),
-          ),
         ),
         child: SafeArea(
           child: Padding(
@@ -291,10 +287,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
         decoration: BoxDecoration(
           color: color.withOpacity(0.05),
           borderRadius: BorderRadius.circular(12),
-          border: Border.all(
+          border: Border.all(color: color.withOpacity(0.2), width: 1),
-            color: color.withOpacity(0.2),
-            width: 1,
-          ),
         ),
         child: Row(
           children: [
@@ -305,11 +298,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
                 color: color.withOpacity(0.1),
                 borderRadius: BorderRadius.circular(12),
               ),
-              child: Icon(
+              child: Icon(icon, color: color, size: 24),
-                icon,
-                color: color,
-                size: 24,
-              ),
             ),
             const SizedBox(width: 16),
             Expanded(
@@ -327,19 +316,12 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
                   const SizedBox(height: 2),
                   Text(
                     subtitle,
-                    style: TextStyle(
+                    style: TextStyle(fontSize: 13, color: Colors.grey[600]),
-                      fontSize: 13,
-                      color: Colors.grey[600],
-                    ),
                   ),
                 ],
               ),
             ),
-            Icon(
+            Icon(Icons.arrow_forward_ios, color: Colors.grey[400], size: 16),
-              Icons.arrow_forward_ios,
-              color: Colors.grey[400],
-              size: 16,
-            ),
           ],
         ),
       ),
@@ -424,7 +406,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
       return;
     }
 
-    // Carregar as turmas do professor
+    // Carregar as disciplinas do professor
     List<Map<String, String>> teacherClasses = [];
     try {
       final snapshot = await _firestore
@@ -440,7 +422,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
 
     if (!mounted) return;
 
-    // Se o professor não tem turmas, fazer upload sem associar turma
+    // Se o professor não tem disciplinas, fazer upload sem associar disciplina
     if (teacherClasses.isEmpty) {
       await _uploadFile(
         filePath: filePath,
@@ -450,7 +432,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
       return;
     }
 
-    // Mostrar diálogo de seleção de turma
+    // Mostrar diálogo de seleção de disciplina
     String? selectedClassId = await showDialog<String>(
       context: context,
       builder: (dialogContext) {
@@ -461,7 +443,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
               borderRadius: BorderRadius.circular(16),
             ),
             title: const Text(
-              'Escolher Turma',
+              'Escolher Disciplina',
               style: TextStyle(fontWeight: FontWeight.bold),
             ),
             content: Column(
@@ -469,7 +451,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
                 const Text(
-                  'Seleciona a turma que terá acesso a este material:',
+                  'Seleciona a disciplina que terá acesso a este material:',
                   style: TextStyle(fontSize: 14),
                 ),
                 const SizedBox(height: 16),
@@ -501,7 +483,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
                       vertical: 10,
                     ),
                   ),
-                  hint: const Text('Seleciona a turma'),
+                  hint: const Text('Seleciona a disciplina'),
                   items: teacherClasses
                       .map(
                         (c) => DropdownMenuItem<String>(
@@ -510,8 +492,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
                         ),
                       )
                       .toList(),
-                  onChanged: (value) =>
+                  onChanged: (value) => setDialogState(() => picked = value),
-                      setDialogState(() => picked = value),
                 ),
               ],
             ),
@@ -763,9 +744,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
     return Card(
       margin: const EdgeInsets.only(bottom: 12),
       elevation: 2,
-      shape: RoundedRectangleBorder(
+      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
-        borderRadius: BorderRadius.circular(12),
-      ),
       child: ListTile(
         contentPadding: const EdgeInsets.symmetric(
           horizontal: 16,
@@ -778,11 +757,7 @@ class _TeacherMaterialsPageState extends State<TeacherMaterialsPage> {
             color: iconColor.withOpacity(0.1),
             borderRadius: BorderRadius.circular(10),
           ),
-          child: Icon(
+          child: Icon(iconData, color: iconColor, size: 28),
-            iconData,
-            color: iconColor,
-            size: 28,
-          ),
         ),
         title: Text(
           fileName,

lib/features/quiz/presentation/pages/quiz_list_page.dart

@@ -70,7 +70,9 @@ class _QuizListPageState extends State<QuizListPage>
           .collection('enrollments')
           .where('studentId', isEqualTo: uid)
           .get();
-      Logger.info('Enrollments found for student $uid: ${enrollSnap.docs.length}');
+      Logger.info(
+        'Enrollments found for student $uid: ${enrollSnap.docs.length}',
+      );
 
       final classIds = enrollSnap.docs
           .map((d) => d.data()['classId'] as String?)
@@ -85,7 +87,10 @@ class _QuizListPageState extends State<QuizListPage>
       }
       // Obter também os teacherIds (fallback para quizzes sem classIds)
       final classSnaps = await Future.wait(
-        classIds.map((id) => FirebaseFirestore.instance.collection('classes').doc(id).get()),
+        classIds.map(
+          (id) =>
+              FirebaseFirestore.instance.collection('classes').doc(id).get(),
+        ),
       );
       final teacherIds = classSnaps
           .where((d) => d.exists)
@@ -157,7 +162,8 @@ class _QuizListPageState extends State<QuizListPage>
         // Filtrar manualmente para testar
         final filteredQuizzes = allQuizzes.where((quiz) {
           final quizTeacherId = quiz['teacherId'] as String?;
-          final quizClassIds = (quiz['classIds'] as List?)?.cast<String>() ?? [];
+          final quizClassIds =
+              (quiz['classIds'] as List?)?.cast<String>() ?? [];
           return teacherIds.contains(quizTeacherId) ||
               quizClassIds.any((cid) => classIds.contains(cid));
         }).toList();
@@ -194,10 +200,14 @@ class _QuizListPageState extends State<QuizListPage>
 
       Logger.info('Final quizzes after deduplication: ${quizzes.length}');
       for (final quiz in quizzes.take(3)) {
-        Logger.info('Quiz sample: ${quiz['materialName']} - classIds: ${quiz['classIds']} - teacherId: ${quiz['teacherId']}');
+        Logger.info(
+          'Quiz sample: ${quiz['materialName']} - classIds: ${quiz['classIds']} - teacherId: ${quiz['teacherId']}',
+        );
       }
       if (mounted) {
-        Logger.info('Updating UI state: _teacherQuizzes.length = ${quizzes.length}');
+        Logger.info(
+          'Updating UI state: _teacherQuizzes.length = ${quizzes.length}',
+        );
         setState(() {
           _teacherQuizzes = quizzes;
           _loadingTeacherQuizzes = false;
@@ -558,7 +568,7 @@ class _QuizListPageState extends State<QuizListPage>
               ),
               const SizedBox(height: 8),
               Text(
-                'Inscreve-te numa turma para aceder aos PDFs do professor.',
+                'Inscreve-te numa disciplina para aceder aos PDFs do professor.',
                 textAlign: TextAlign.center,
                 style: TextStyle(
                   color: cs.onSurfaceVariant.withOpacity(0.7),

lib/features/quiz/presentation/pages/quiz_management_page.dart

@@ -59,7 +59,10 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
       } else {
         // Aluno: ver quizzes criados pelo próprio aluno + conceitos dominados
         final results = await Future.wait([
-          FirebaseFirestore.instance.collection('userStats').doc(user.uid).get(),
+          FirebaseFirestore.instance
+              .collection('userStats')
+              .doc(user.uid)
+              .get(),
           FirebaseFirestore.instance
               .collection('quizHistory')
               .doc(user.uid)
@@ -86,9 +89,11 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
         if (userStatsSnapshot.exists) {
           final stats = userStatsSnapshot.data() as Map<String, dynamic>?;
           if (stats != null) {
-            final masteredConcepts = (stats['masteredConcepts'] as List<dynamic>?)
+            final masteredConcepts =
+                (stats['masteredConcepts'] as List<dynamic>?)
                     ?.map((c) => Map<String, dynamic>.from(c as Map))
-                .toList() ?? [];
+                    .toList() ??
+                [];
 
             for (final concept in masteredConcepts) {
               quizList.add({
@@ -113,11 +118,14 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
       final snapshot = await query.get();
 
       setState(() {
-        _quizHistory = snapshot.docs.map((doc) {
+        _quizHistory = snapshot.docs
+            .map((doc) {
               final data = Map<String, dynamic>.from(doc.data() as Map);
               data['id'] = doc.id;
               return data;
-        }).cast<Map<String, dynamic>>().toList();
+            })
+            .cast<Map<String, dynamic>>()
+            .toList();
         _loading = false;
       });
     } catch (e) {
@@ -134,19 +142,25 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
       String successMessage;
 
       if (_userRole == 'teacher') {
-        confirmMessage = 'Tem certeza que deseja eliminar o quiz "$quizTitle"? Esta ação não pode ser desfeita.';
+        confirmMessage =
+            'Tem certeza que deseja eliminar o quiz "$quizTitle"? Esta ação não pode ser desfeita.';
         successMessage = 'Quiz eliminado com sucesso!';
       } else {
         if (type == 'created') {
-          confirmMessage = 'Tem certeza que deseja eliminar seu quiz "$quizTitle"?';
+          confirmMessage =
+              'Tem certeza que deseja eliminar seu quiz "$quizTitle"?';
           successMessage = 'Quiz eliminado com sucesso!';
         } else {
-          confirmMessage = 'Tem certeza que deseja remover o conceito "$quizTitle" do seu histórico?';
+          confirmMessage =
+              'Tem certeza que deseja remover o conceito "$quizTitle" do seu histórico?';
           successMessage = 'Conceito removido com sucesso!';
         }
       }
 
-      final confirmed = await _showDeleteConfirmation(quizTitle, confirmMessage);
+      final confirmed = await _showDeleteConfirmation(
+        quizTitle,
+        confirmMessage,
+      );
       if (!confirmed) return;
 
       if (_userRole == 'teacher') {
@@ -189,9 +203,11 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
 
             if (userStatsDoc.exists) {
               final userStats = userStatsDoc.data() as Map<String, dynamic>;
-              final masteredConcepts = (userStats['masteredConcepts'] as List<dynamic>?)
+              final masteredConcepts =
+                  (userStats['masteredConcepts'] as List<dynamic>?)
                       ?.map((c) => Map<String, dynamic>.from(c as Map))
-                  .toList() ?? [];
+                      .toList() ??
+                  [];
 
               // Encontrar o conceito específico para remover
               final conceptToRemove = masteredConcepts.firstWhere(
@@ -204,7 +220,9 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
                     .collection('userStats')
                     .doc(user.uid)
                     .update({
-                  'masteredConcepts': FieldValue.arrayRemove([conceptToRemove])
+                      'masteredConcepts': FieldValue.arrayRemove([
+                        conceptToRemove,
+                      ]),
                     });
               }
             }
@@ -239,7 +257,9 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
     final result = await showDialog<bool>(
       context: context,
       builder: (context) => AlertDialog(
-        title: Text(_userRole == 'teacher' ? 'Eliminar Quiz' : 'Confirmar Eliminação'),
+        title: Text(
+          _userRole == 'teacher' ? 'Eliminar Quiz' : 'Confirmar Eliminação',
+        ),
         content: Text(message),
         actions: [
           TextButton(
@@ -264,15 +284,25 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
     return Scaffold(
       backgroundColor: cs.surface,
       appBar: AppBar(
-        title: Text(_userRole == 'teacher' ? 'Gerenciar Quizzes' : 'Meu Histórico'),
+        title: Text(
+          _userRole == 'teacher' ? 'Gerenciar Quizzes' : 'Meu Histórico',
+        ),
         backgroundColor: cs.surface,
         foregroundColor: cs.onSurface,
         elevation: 0,
         leading: IconButton(
           icon: const Icon(Icons.arrow_back),
-          onPressed: () => context.go(_userRole == 'teacher' 
+          onPressed: () {
+            if (Navigator.of(context).canPop()) {
+              Navigator.of(context).pop();
+            } else {
+              context.go(
+                _userRole == 'teacher'
                     ? '/teacher-dashboard'
-              : '/student-dashboard'),
+                    : '/student-dashboard',
+              );
+            }
+          },
         ),
       ),
       body: Container(
@@ -280,10 +310,7 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
           gradient: LinearGradient(
             begin: Alignment.topCenter,
             end: Alignment.bottomCenter,
-            colors: [
+            colors: [cs.primary.withValues(alpha: 0.05), cs.surface],
-              cs.primary.withValues(alpha: 0.05),
-              cs.surface,
-            ],
           ),
         ),
         child: _loading
@@ -315,13 +342,17 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
           mainAxisAlignment: MainAxisAlignment.center,
           children: [
             Icon(
-              _userRole == 'teacher' ? Icons.quiz_outlined : Icons.history_edu_outlined,
+              _userRole == 'teacher'
+                  ? Icons.quiz_outlined
+                  : Icons.history_edu_outlined,
               size: 64,
               color: cs.onSurfaceVariant,
             ),
             const SizedBox(height: 16),
             Text(
-              _userRole == 'teacher' ? 'Nenhum quiz criado' : 'Nenhum quiz no histórico',
+              _userRole == 'teacher'
+                  ? 'Nenhum quiz criado'
+                  : 'Nenhum quiz no histórico',
               style: TextStyle(
                 color: cs.onSurface,
                 fontSize: 20,
@@ -334,10 +365,7 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
               _userRole == 'teacher'
                   ? 'Crie seu primeiro quiz para começar!'
                   : 'Complete alguns quizzes para ver seu histórico aqui.',
-              style: TextStyle(
+              style: TextStyle(color: cs.onSurfaceVariant, fontSize: 14),
-                color: cs.onSurfaceVariant,
-                fontSize: 14,
-              ),
               textAlign: TextAlign.center,
             ),
           ],
@@ -405,11 +433,12 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
                 ),
               ),
               IconButton(
-                onPressed: () => _deleteQuiz(quiz['id'], quiz['title'] ?? 'Quiz', quiz['type'] ?? 'unknown'),
+                onPressed: () => _deleteQuiz(
-                icon: Icon(
+                  quiz['id'],
-                  Icons.delete_outline,
+                  quiz['title'] ?? 'Quiz',
-                  color: Colors.red,
+                  quiz['type'] ?? 'unknown',
                 ),
+                icon: Icon(Icons.delete_outline, color: Colors.red),
                 tooltip: _userRole == 'teacher' ? 'Eliminar Quiz' : 'Remover',
               ),
             ],
@@ -420,13 +449,16 @@ class _QuizManagementPageState extends State<QuizManagementPage> {
               spacing: 4,
               children: (quiz['classIds'] as List<dynamic>).map((classId) {
                 return Container(
-                  padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
+                  padding: const EdgeInsets.symmetric(
+                    horizontal: 8,
+                    vertical: 4,
+                  ),
                   decoration: BoxDecoration(
                     color: cs.primaryContainer,
                     borderRadius: BorderRadius.circular(8),
                   ),
                   child: Text(
-                    'Turma: $classId',
+                    'Disciplina: $classId',
                     style: TextStyle(
                       color: cs.onPrimaryContainer,
                       fontSize: 10,

lib/features/quiz/presentation/pages/teacher_quiz_page.dart

@@ -38,7 +38,12 @@ class _QuizQuestion {
     final exp = e['exp'] as String? ?? '';
     if (q == null || opts == null || ans == null) return null;
     if (opts.length < 2 || ans < 0 || ans >= opts.length) return null;
-    return _QuizQuestion(question: q, options: opts, correctIndex: ans, explanation: exp);
+    return _QuizQuestion(
+      question: q,
+      options: opts,
+      correctIndex: ans,
+      explanation: exp,
+    );
   }
 }
 
@@ -98,17 +103,33 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
   Future<void> _loadMaterials() async {
     try {
       final uid = FirebaseAuth.instance.currentUser?.uid;
-      if (uid == null) { if (mounted) setState(() => _loadingMaterials = false); return; }
+      if (uid == null) {
+        if (mounted) setState(() => _loadingMaterials = false);
+        return;
+      }
       final snap = await FirebaseFirestore.instance
           .collection('materials')
           .where('teacherId', isEqualTo: uid)
           .orderBy('createdAt', descending: true)
           .get();
       final mats = snap.docs
-          .where((d) => (d.data()['fileName'] as String? ?? '').toLowerCase().endsWith('.pdf'))
+          .where(
-          .map((d) => {'id': d.id, 'name': d.data()['fileName'] as String? ?? 'Material'})
+            (d) => (d.data()['fileName'] as String? ?? '')
+                .toLowerCase()
+                .endsWith('.pdf'),
+          )
+          .map(
+            (d) => {
+              'id': d.id,
+              'name': d.data()['fileName'] as String? ?? 'Material',
+            },
+          )
           .toList();
-      if (mounted) setState(() { _materials = mats; _loadingMaterials = false; });
+      if (mounted)
+        setState(() {
+          _materials = mats;
+          _loadingMaterials = false;
+        });
     } catch (e) {
       Logger.error('Teacher quiz load materials: $e');
       if (mounted) setState(() => _loadingMaterials = false);
@@ -118,7 +139,10 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
   Future<void> _loadHistory() async {
     try {
       final uid = FirebaseAuth.instance.currentUser?.uid;
-      if (uid == null) { if (mounted) setState(() => _loadingHistory = false); return; }
+      if (uid == null) {
+        if (mounted) setState(() => _loadingHistory = false);
+        return;
+      }
       final snap = await FirebaseFirestore.instance
           .collection('teacherQuizzes')
           .where('teacherId', isEqualTo: uid)
@@ -126,7 +150,11 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
           .limit(30)
           .get();
       final list = snap.docs.map((d) => {'id': d.id, ...d.data()}).toList();
-      if (mounted) setState(() { _history = list; _loadingHistory = false; });
+      if (mounted)
+        setState(() {
+          _history = list;
+          _loadingHistory = false;
+        });
     } catch (e) {
       Logger.error('Teacher quiz load history: $e');
       if (mounted) setState(() => _loadingHistory = false);
@@ -163,7 +191,8 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
       final questions = _parseQuizJson(raw);
 
       if (questions.isEmpty) {
-        if (mounted) _showSnack('Não foi possível gerar o quiz. Tenta novamente.');
+        if (mounted)
+          _showSnack('Não foi possível gerar o quiz. Tenta novamente.');
         return;
       }
 
@@ -242,16 +271,14 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
       ),
       body: TabBarView(
         controller: _tabController,
-        children: [
+        children: [_buildMaterialsTab(cs), _buildHistoryTab(cs)],
-          _buildMaterialsTab(cs),
-          _buildHistoryTab(cs),
-        ],
       ),
     );
   }
 
   Widget _buildMaterialsTab(ColorScheme cs) {
-    if (_loadingMaterials) return const Center(child: CircularProgressIndicator());
+    if (_loadingMaterials)
+      return const Center(child: CircularProgressIndicator());
     if (_materials.isEmpty) {
       return Center(
         child: Padding(
@@ -259,13 +286,25 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
           child: Column(
             mainAxisSize: MainAxisSize.min,
             children: [
-              Icon(Icons.folder_open, size: 64, color: cs.onSurfaceVariant.withValues(alpha: 0.4)),
+              Icon(
+                Icons.folder_open,
+                size: 64,
+                color: cs.onSurfaceVariant.withValues(alpha: 0.4),
+              ),
               const SizedBox(height: 16),
-              Text('Sem PDFs carregados.', style: TextStyle(color: cs.onSurfaceVariant, fontSize: 16)),
+              Text(
+                'Sem PDFs carregados.',
+                style: TextStyle(color: cs.onSurfaceVariant, fontSize: 16),
+              ),
               const SizedBox(height: 8),
-              Text('Faz upload de um PDF nos teus materiais primeiro.',
+              Text(
+                'Faz upload de um PDF nos teus materiais primeiro.',
                 textAlign: TextAlign.center,
-                  style: TextStyle(color: cs.onSurfaceVariant.withValues(alpha: 0.7), fontSize: 13)),
+                style: TextStyle(
+                  color: cs.onSurfaceVariant.withValues(alpha: 0.7),
+                  fontSize: 13,
+                ),
+              ),
             ],
           ),
         ),
@@ -278,7 +317,9 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
       itemBuilder: (context, i) {
         final mat = _materials[i];
         final isGenerating = _generatingForId == mat['id'];
-        final name = (mat['name'] ?? 'Material').replaceAll('.pdf', '').replaceAll('_', ' ');
+        final name = (mat['name'] ?? 'Material')
+            .replaceAll('.pdf', '')
+            .replaceAll('_', ' ');
         return _MaterialCard(
           name: name,
           isGenerating: isGenerating,
@@ -290,7 +331,8 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
   }
 
   Widget _buildHistoryTab(ColorScheme cs) {
-    if (_loadingHistory) return const Center(child: CircularProgressIndicator());
+    if (_loadingHistory)
+      return const Center(child: CircularProgressIndicator());
     if (_history.isEmpty) {
       return Center(
         child: Padding(
@@ -298,10 +340,16 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
           child: Column(
             mainAxisSize: MainAxisSize.min,
             children: [
-              Icon(Icons.history, size: 64, color: cs.onSurfaceVariant.withValues(alpha: 0.4)),
+              Icon(
+                Icons.history,
+                size: 64,
+                color: cs.onSurfaceVariant.withValues(alpha: 0.4),
+              ),
               const SizedBox(height: 16),
-              Text('Ainda não criaste nenhum quiz.',
+              Text(
-                  style: TextStyle(color: cs.onSurfaceVariant, fontSize: 16)),
+                'Ainda não criaste nenhum quiz.',
+                style: TextStyle(color: cs.onSurfaceVariant, fontSize: 16),
+              ),
             ],
           ),
         ),
@@ -328,10 +376,19 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
             color: cs.surface,
             borderRadius: BorderRadius.circular(16),
             border: Border.all(color: cs.outline.withValues(alpha: 0.15)),
-            boxShadow: [BoxShadow(color: cs.shadow.withValues(alpha: 0.05), blurRadius: 8, offset: const Offset(0, 2))],
+            boxShadow: [
+              BoxShadow(
+                color: cs.shadow.withValues(alpha: 0.05),
+                blurRadius: 8,
+                offset: const Offset(0, 2),
+              ),
+            ],
           ),
           child: ListTile(
-            contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+            contentPadding: const EdgeInsets.symmetric(
+              horizontal: 16,
+              vertical: 8,
+            ),
             leading: Container(
               width: 44,
               height: 44,
@@ -341,12 +398,21 @@ class _TeacherQuizPageState extends State<TeacherQuizPage>
               ),
               child: Icon(Icons.quiz, color: cs.primary, size: 22),
             ),
-            title: Text(name,
+            title: Text(
+              name,
               maxLines: 2,
               overflow: TextOverflow.ellipsis,
-                style: TextStyle(fontWeight: FontWeight.w600, fontSize: 14, color: cs.onSurface)),
+              style: TextStyle(
+                fontWeight: FontWeight.w600,
+                fontSize: 14,
+                color: cs.onSurface,
+              ),
+            ),
             subtitle: dateStr.isNotEmpty
-                ? Text(dateStr, style: TextStyle(fontSize: 12, color: cs.onSurfaceVariant))
+                ? Text(
+                    dateStr,
+                    style: TextStyle(fontSize: 12, color: cs.onSurfaceVariant),
+                  )
                 : null,
             trailing: Icon(Icons.bar_chart, color: cs.onSurfaceVariant),
             onTap: () => _showResultsPopup(item),
@@ -375,7 +441,12 @@ class _MaterialCard extends StatelessWidget {
   final bool isGenerating;
   final VoidCallback? onTap;
   final ColorScheme cs;
-  const _MaterialCard({required this.name, required this.isGenerating, required this.onTap, required this.cs});
+  const _MaterialCard({
+    required this.name,
+    required this.isGenerating,
+    required this.onTap,
+    required this.cs,
+  });
 
   @override
   Widget build(BuildContext context) {
@@ -384,7 +455,13 @@ class _MaterialCard extends StatelessWidget {
         color: cs.surface,
         borderRadius: BorderRadius.circular(16),
         border: Border.all(color: cs.outline.withValues(alpha: 0.15)),
-        boxShadow: [BoxShadow(color: cs.shadow.withValues(alpha: 0.05), blurRadius: 8, offset: const Offset(0, 2))],
+        boxShadow: [
+          BoxShadow(
+            color: cs.shadow.withValues(alpha: 0.05),
+            blurRadius: 8,
+            offset: const Offset(0, 2),
+          ),
+        ],
       ),
       child: ListTile(
         contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
@@ -397,17 +474,28 @@ class _MaterialCard extends StatelessWidget {
           ),
           child: Icon(Icons.picture_as_pdf, color: cs.secondary, size: 22),
         ),
-        title: Text(name,
+        title: Text(
+          name,
           maxLines: 2,
           overflow: TextOverflow.ellipsis,
-            style: TextStyle(fontWeight: FontWeight.w600, fontSize: 14, color: cs.onSurface)),
+          style: TextStyle(
-        subtitle: Text('Gerar quiz com IA',
+            fontWeight: FontWeight.w600,
-            style: TextStyle(fontSize: 12, color: cs.onSurfaceVariant)),
+            fontSize: 14,
+            color: cs.onSurface,
+          ),
+        ),
+        subtitle: Text(
+          'Gerar quiz com IA',
+          style: TextStyle(fontSize: 12, color: cs.onSurfaceVariant),
+        ),
         trailing: isGenerating
             ? SizedBox(
                 width: 24,
                 height: 24,
-                child: CircularProgressIndicator(strokeWidth: 2.5, color: cs.primary),
+                child: CircularProgressIndicator(
+                  strokeWidth: 2.5,
+                  color: cs.primary,
+                ),
               )
             : Icon(Icons.auto_awesome, color: cs.primary, size: 26),
         onTap: onTap,
@@ -445,14 +533,16 @@ class _QuizEditorPageState extends State<_QuizEditorPage> {
     super.initState();
     // cópia editável
     _questions = widget.questions
-        .map((q) => _QuizQuestion(
+        .map(
+          (q) => _QuizQuestion(
             question: q.question,
             options: List<String>.from(q.options),
             correctIndex: q.correctIndex,
             explanation: q.explanation,
-            ))
+          ),
+        )
         .toList();
-    // selecionar todas as turmas por defeito
+    // selecionar todas as disciplinas por defeito
     for (final c in widget.availableClasses) {
       if (c['id'] != null) _selectedClassIds.add(c['id']!);
     }
@@ -460,12 +550,14 @@ class _QuizEditorPageState extends State<_QuizEditorPage> {
 
   void _addBlankQuestion() {
     setState(() {
-      _questions.add(_QuizQuestion(
+      _questions.add(
+        _QuizQuestion(
           question: '',
           options: ['A) ', 'B) ', 'C) ', 'D) '],
           correctIndex: 0,
           explanation: '',
-      ));
+        ),
+      );
     });
   }
 
@@ -488,7 +580,10 @@ class _QuizEditorPageState extends State<_QuizEditorPage> {
       Logger.error('Error publishing teacher quiz: $e');
       if (mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(content: Text('Erro ao publicar: $e'), behavior: SnackBarBehavior.floating),
+          SnackBar(
+            content: Text('Erro ao publicar: $e'),
+            behavior: SnackBarBehavior.floating,
+          ),
         );
       }
     } finally {
@@ -514,10 +609,20 @@ class _QuizEditorPageState extends State<_QuizEditorPage> {
           _saving
               ? const Padding(
                   padding: EdgeInsets.only(right: 16),
-                  child: Center(child: SizedBox(width: 20, height: 20, child: CircularProgressIndicator(strokeWidth: 2))),
+                  child: Center(
+                    child: SizedBox(
+                      width: 20,
+                      height: 20,
+                      child: CircularProgressIndicator(strokeWidth: 2),
+                    ),
+                  ),
                 )
               : TextButton.icon(
-                  onPressed: (widget.availableClasses.isEmpty || _selectedClassIds.isNotEmpty) ? _publish : null,
+                  onPressed:
+                      (widget.availableClasses.isEmpty ||
+                          _selectedClassIds.isNotEmpty)
+                      ? _publish
+                      : null,
                   icon: const Icon(Icons.publish),
                   label: const Text('Publicar'),
                 ),
@@ -525,7 +630,7 @@ class _QuizEditorPageState extends State<_QuizEditorPage> {
       ),
       body: ListView.builder(
         padding: const EdgeInsets.fromLTRB(16, 16, 16, 32),
-        itemCount: _questions.length + 2, // +1 turmas header +1 add button
+        itemCount: _questions.length + 2, // +1 disciplinas header +1 add button
         itemBuilder: (context, i) {
           if (i == 0) return _buildClassSelector(cs);
           if (i == _questions.length + 1) {
@@ -537,7 +642,9 @@ class _QuizEditorPageState extends State<_QuizEditorPage> {
                 label: const Text('Adicionar Pergunta'),
                 style: OutlinedButton.styleFrom(
                   padding: const EdgeInsets.symmetric(vertical: 14),
-                  shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
+                  shape: RoundedRectangleBorder(
+                    borderRadius: BorderRadius.circular(12),
+                  ),
                 ),
               ),
             );
@@ -569,7 +676,13 @@ class _QuizEditorPageState extends State<_QuizEditorPage> {
         color: cs.surface,
         borderRadius: BorderRadius.circular(16),
         border: Border.all(color: cs.outline.withValues(alpha: 0.2)),
-        boxShadow: [BoxShadow(color: cs.shadow.withValues(alpha: 0.05), blurRadius: 8, offset: const Offset(0, 2))],
+        boxShadow: [
+          BoxShadow(
+            color: cs.shadow.withValues(alpha: 0.05),
+            blurRadius: 8,
+            offset: const Offset(0, 2),
+          ),
+        ],
       ),
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
@@ -578,8 +691,14 @@ class _QuizEditorPageState extends State<_QuizEditorPage> {
             children: [
               Icon(Icons.groups, color: cs.primary, size: 20),
               const SizedBox(width: 8),
-              Text('Turmas com acesso',
+              Text(
-                  style: TextStyle(fontSize: 14, fontWeight: FontWeight.bold, color: cs.onSurface)),
+                'Disciplinas com acesso',
+                style: TextStyle(
+                  fontSize: 14,
+                  fontWeight: FontWeight.bold,
+                  color: cs.onSurface,
+                ),
+              ),
             ],
           ),
           const SizedBox(height: 12),
@@ -591,21 +710,39 @@ class _QuizEditorPageState extends State<_QuizEditorPage> {
               final name = c['name'] ?? id;
               final selected = _selectedClassIds.contains(id);
               return FilterChip(
-                label: Text(name, style: TextStyle(fontSize: 13, color: selected ? cs.onPrimary : cs.onSurface)),
+                label: Text(
+                  name,
+                  style: TextStyle(
+                    fontSize: 13,
+                    color: selected ? cs.onPrimary : cs.onSurface,
+                  ),
+                ),
                 selected: selected,
-                onSelected: (v) => setState(() => v ? _selectedClassIds.add(id) : _selectedClassIds.remove(id)),
+                onSelected: (v) => setState(
+                  () => v
+                      ? _selectedClassIds.add(id)
+                      : _selectedClassIds.remove(id),
+                ),
                 selectedColor: cs.primary,
                 checkmarkColor: cs.onPrimary,
-                backgroundColor: cs.surfaceContainerHighest.withValues(alpha: 0.5),
+                backgroundColor: cs.surfaceContainerHighest.withValues(
-                side: BorderSide(color: selected ? cs.primary : cs.outline.withValues(alpha: 0.3)),
+                  alpha: 0.5,
+                ),
+                side: BorderSide(
+                  color: selected
+                      ? cs.primary
+                      : cs.outline.withValues(alpha: 0.3),
+                ),
               );
             }).toList(),
           ),
           if (_selectedClassIds.isEmpty)
             Padding(
               padding: const EdgeInsets.only(top: 8),
-              child: Text('Seleciona pelo menos uma turma.',
+              child: Text(
-                  style: TextStyle(fontSize: 12, color: cs.error)),
+                'Seleciona pelo menos uma disciplina.',
+                style: TextStyle(fontSize: 12, color: cs.error),
+              ),
             ),
         ],
       ),
@@ -621,7 +758,13 @@ class _QuestionEditor extends StatefulWidget {
   final ColorScheme cs;
   final VoidCallback onChanged;
   final VoidCallback? onDelete;
-  const _QuestionEditor({required this.index, required this.question, required this.cs, required this.onChanged, this.onDelete});
+  const _QuestionEditor({
+    required this.index,
+    required this.question,
+    required this.cs,
+    required this.onChanged,
+    this.onDelete,
+  });
 
   @override
   State<_QuestionEditor> createState() => _QuestionEditorState();
@@ -638,7 +781,9 @@ class _QuestionEditorState extends State<_QuestionEditor> {
     super.initState();
     _qCtrl = TextEditingController(text: widget.question.question);
     _expCtrl = TextEditingController(text: widget.question.explanation);
-    _optCtrl = widget.question.options.map((o) => TextEditingController(text: o)).toList();
+    _optCtrl = widget.question.options
+        .map((o) => TextEditingController(text: o))
+        .toList();
   }
 
   @override
@@ -666,7 +811,13 @@ class _QuestionEditorState extends State<_QuestionEditor> {
         color: cs.surface,
         borderRadius: BorderRadius.circular(16),
         border: Border.all(color: cs.outline.withValues(alpha: 0.2)),
-        boxShadow: [BoxShadow(color: cs.shadow.withValues(alpha: 0.05), blurRadius: 8, offset: const Offset(0, 2))],
+        boxShadow: [
+          BoxShadow(
+            color: cs.shadow.withValues(alpha: 0.05),
+            blurRadius: 8,
+            offset: const Offset(0, 2),
+          ),
+        ],
       ),
       child: Column(
         children: [
@@ -686,29 +837,48 @@ class _QuestionEditorState extends State<_QuestionEditor> {
                       borderRadius: BorderRadius.circular(8),
                     ),
                     child: Center(
-                      child: Text('${widget.index + 1}',
+                      child: Text(
-                          style: TextStyle(fontSize: 13, fontWeight: FontWeight.bold, color: cs.primary)),
+                        '${widget.index + 1}',
+                        style: TextStyle(
+                          fontSize: 13,
+                          fontWeight: FontWeight.bold,
+                          color: cs.primary,
+                        ),
+                      ),
                     ),
                   ),
                   const SizedBox(width: 10),
                   Expanded(
                     child: Text(
-                      widget.question.question.isEmpty ? 'Pergunta ${widget.index + 1}' : widget.question.question,
+                      widget.question.question.isEmpty
+                          ? 'Pergunta ${widget.index + 1}'
+                          : widget.question.question,
                       maxLines: 2,
                       overflow: TextOverflow.ellipsis,
-                      style: TextStyle(fontSize: 14, fontWeight: FontWeight.w600, color: cs.onSurface),
+                      style: TextStyle(
+                        fontSize: 14,
+                        fontWeight: FontWeight.w600,
+                        color: cs.onSurface,
+                      ),
                     ),
                   ),
                   if (widget.onDelete != null)
                     IconButton(
-                      icon: Icon(Icons.delete_outline, color: cs.error, size: 18),
+                      icon: Icon(
+                        Icons.delete_outline,
+                        color: cs.error,
+                        size: 18,
+                      ),
                       padding: EdgeInsets.zero,
                       constraints: const BoxConstraints(),
                       onPressed: widget.onDelete,
                       tooltip: 'Remover',
                     ),
                   const SizedBox(width: 4),
-                  Icon(_expanded ? Icons.expand_less : Icons.expand_more, color: cs.onSurfaceVariant),
+                  Icon(
+                    _expanded ? Icons.expand_less : Icons.expand_more,
+                    color: cs.onSurfaceVariant,
+                  ),
                 ],
               ),
             ),
@@ -746,31 +916,59 @@ class _QuestionEditorState extends State<_QuestionEditor> {
                               margin: const EdgeInsets.only(right: 8),
                               decoration: BoxDecoration(
                                 shape: BoxShape.circle,
-                                color: isCorrect ? cs.primary : cs.surfaceContainerHighest,
+                                color: isCorrect
-                                border: Border.all(color: isCorrect ? cs.primary : cs.outline.withValues(alpha: 0.3)),
+                                    ? cs.primary
+                                    : cs.surfaceContainerHighest,
+                                border: Border.all(
+                                  color: isCorrect
+                                      ? cs.primary
+                                      : cs.outline.withValues(alpha: 0.3),
+                                ),
                               ),
                               child: isCorrect
-                                  ? Icon(Icons.check, size: 16, color: cs.onPrimary)
+                                  ? Icon(
+                                      Icons.check,
+                                      size: 16,
+                                      color: cs.onPrimary,
+                                    )
                                   : Center(
-                                      child: Text(String.fromCharCode(65 + i),
+                                      child: Text(
-                                          style: TextStyle(fontSize: 12, color: cs.onSurfaceVariant)),
+                                        String.fromCharCode(65 + i),
+                                        style: TextStyle(
+                                          fontSize: 12,
+                                          color: cs.onSurfaceVariant,
                                         ),
                                       ),
                                     ),
-                          Expanded(child: _textField(_optCtrl[i], cs, hint: 'Opção ${String.fromCharCode(65 + i)}')),
+                            ),
+                          ),
+                          Expanded(
+                            child: _textField(
+                              _optCtrl[i],
+                              cs,
+                              hint: 'Opção ${String.fromCharCode(65 + i)}',
+                            ),
+                          ),
                         ],
                       ),
                     );
                   }),
-                  Text('Toca no círculo para marcar a correcta',
+                  Text(
-                      style: TextStyle(fontSize: 11, color: cs.onSurfaceVariant)),
+                    'Toca no círculo para marcar a correcta',
+                    style: TextStyle(fontSize: 11, color: cs.onSurfaceVariant),
+                  ),
 
                   const SizedBox(height: 14),
 
                   // Explicação
                   _label('Explicação (quando erra)', cs),
                   const SizedBox(height: 6),
-                  _textField(_expCtrl, cs, maxLines: 3, hint: 'Explica porque esta é a resposta correcta...'),
+                  _textField(
+                    _expCtrl,
+                    cs,
+                    maxLines: 3,
+                    hint: 'Explica porque esta é a resposta correcta...',
+                  ),
                   const SizedBox(height: 12),
 
                   Align(
@@ -790,22 +988,41 @@ class _QuestionEditorState extends State<_QuestionEditor> {
     );
   }
 
-  Widget _label(String text, ColorScheme cs) => Text(text,
+  Widget _label(String text, ColorScheme cs) => Text(
-      style: TextStyle(fontSize: 12, fontWeight: FontWeight.w600, color: cs.onSurfaceVariant));
+    text,
+    style: TextStyle(
+      fontSize: 12,
+      fontWeight: FontWeight.w600,
+      color: cs.onSurfaceVariant,
+    ),
+  );
 
-  Widget _textField(TextEditingController ctrl, ColorScheme cs, {int maxLines = 1, String? hint}) =>
+  Widget _textField(
-      TextField(
+    TextEditingController ctrl,
+    ColorScheme cs, {
+    int maxLines = 1,
+    String? hint,
+  }) => TextField(
     controller: ctrl,
     maxLines: maxLines,
     style: TextStyle(fontSize: 14, color: cs.onSurface),
     decoration: InputDecoration(
       hintText: hint,
-          hintStyle: TextStyle(color: cs.onSurfaceVariant.withValues(alpha: 0.5), fontSize: 13),
+      hintStyle: TextStyle(
+        color: cs.onSurfaceVariant.withValues(alpha: 0.5),
+        fontSize: 13,
+      ),
       filled: true,
       fillColor: cs.surfaceContainerHighest.withValues(alpha: 0.5),
       contentPadding: const EdgeInsets.symmetric(horizontal: 12, vertical: 10),
-          border: OutlineInputBorder(borderRadius: BorderRadius.circular(10), borderSide: BorderSide.none),
+      border: OutlineInputBorder(
-          enabledBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(10), borderSide: BorderSide.none),
+        borderRadius: BorderRadius.circular(10),
+        borderSide: BorderSide.none,
+      ),
+      enabledBorder: OutlineInputBorder(
+        borderRadius: BorderRadius.circular(10),
+        borderSide: BorderSide.none,
+      ),
       focusedBorder: OutlineInputBorder(
         borderRadius: BorderRadius.circular(10),
         borderSide: BorderSide(color: cs.primary, width: 1.5),
@@ -851,9 +1068,13 @@ class _StudentResultsDialogState extends State<_StudentResultsDialog> {
         String studentName = data['studentName'] as String? ?? 'Aluno';
         if (studentId != null && studentName == 'Aluno') {
           try {
-            final userDoc = await FirebaseFirestore.instance.collection('users').doc(studentId).get();
+            final userDoc = await FirebaseFirestore.instance
+                .collection('users')
+                .doc(studentId)
+                .get();
             if (userDoc.exists) {
-              studentName = userDoc.data()?['displayName'] as String? ??
+              studentName =
+                  userDoc.data()?['displayName'] as String? ??
                   userDoc.data()?['name'] as String? ??
                   studentName;
             }
@@ -861,7 +1082,11 @@ class _StudentResultsDialogState extends State<_StudentResultsDialog> {
         }
         results.add({...data, 'studentName': studentName});
       }
-      if (mounted) setState(() { _results = results; _loading = false; });
+      if (mounted)
+        setState(() {
+          _results = results;
+          _loading = false;
+        });
     } catch (e) {
       Logger.error('Error loading quiz submissions: $e');
       if (mounted) setState(() => _loading = false);
@@ -884,7 +1109,9 @@ class _StudentResultsDialogState extends State<_StudentResultsDialog> {
               padding: const EdgeInsets.fromLTRB(20, 20, 12, 16),
               decoration: BoxDecoration(
                 color: cs.primary.withValues(alpha: 0.08),
-                borderRadius: const BorderRadius.vertical(top: Radius.circular(20)),
+                borderRadius: const BorderRadius.vertical(
+                  top: Radius.circular(20),
+                ),
               ),
               child: Row(
                 children: [
@@ -895,7 +1122,11 @@ class _StudentResultsDialogState extends State<_StudentResultsDialog> {
                       widget.quizTitle,
                       maxLines: 2,
                       overflow: TextOverflow.ellipsis,
-                      style: TextStyle(fontWeight: FontWeight.bold, fontSize: 15, color: cs.onSurface),
+                      style: TextStyle(
+                        fontWeight: FontWeight.bold,
+                        fontSize: 15,
+                        color: cs.onSurface,
+                      ),
                     ),
                   ),
                   IconButton(
@@ -909,7 +1140,12 @@ class _StudentResultsDialogState extends State<_StudentResultsDialog> {
             // Body
             Flexible(
               child: _loading
-                  ? const Center(child: Padding(padding: EdgeInsets.all(32), child: CircularProgressIndicator()))
+                  ? const Center(
+                      child: Padding(
+                        padding: EdgeInsets.all(32),
+                        child: CircularProgressIndicator(),
+                      ),
+                    )
                   : _results.isEmpty
                   ? Center(
                       child: Padding(
@@ -922,7 +1158,10 @@ class _StudentResultsDialogState extends State<_StudentResultsDialog> {
                       ),
                     )
                   : ListView.separated(
-                          padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
+                      padding: const EdgeInsets.symmetric(
+                        horizontal: 16,
+                        vertical: 12,
+                      ),
                       shrinkWrap: true,
                       itemCount: _results.length,
                       separatorBuilder: (_, __) => const SizedBox(height: 8),
@@ -940,10 +1179,14 @@ class _StudentResultsDialogState extends State<_StudentResultsDialog> {
                         String dateStr = '';
                         if (ts is Timestamp) {
                           final dt = ts.toDate();
-                              dateStr = '${dt.day.toString().padLeft(2, '0')}/${dt.month.toString().padLeft(2, '0')}/${dt.year}';
+                          dateStr =
+                              '${dt.day.toString().padLeft(2, '0')}/${dt.month.toString().padLeft(2, '0')}/${dt.year}';
                         }
                         return Container(
-                              padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 10),
+                          padding: const EdgeInsets.symmetric(
+                            horizontal: 14,
+                            vertical: 10,
+                          ),
                           decoration: BoxDecoration(
                             color: c.withValues(alpha: 0.07),
                             borderRadius: BorderRadius.circular(12),
@@ -955,18 +1198,38 @@ class _StudentResultsDialogState extends State<_StudentResultsDialog> {
                                 child: Column(
                                   crossAxisAlignment: CrossAxisAlignment.start,
                                   children: [
-                                        Text(r['studentName'] as String,
+                                    Text(
-                                            style: TextStyle(fontWeight: FontWeight.w600, fontSize: 14, color: cs.onSurface)),
+                                      r['studentName'] as String,
+                                      style: TextStyle(
+                                        fontWeight: FontWeight.w600,
+                                        fontSize: 14,
+                                        color: cs.onSurface,
+                                      ),
+                                    ),
                                     if (dateStr.isNotEmpty)
-                                          Text(dateStr,
+                                      Text(
-                                              style: TextStyle(fontSize: 11, color: cs.onSurfaceVariant)),
+                                        dateStr,
+                                        style: TextStyle(
+                                          fontSize: 11,
+                                          color: cs.onSurfaceVariant,
+                                        ),
+                                      ),
                                   ],
                                 ),
                               ),
-                                  Text('$score/$total',
+                              Text(
-                                      style: TextStyle(fontWeight: FontWeight.bold, fontSize: 16, color: c)),
+                                '$score/$total',
+                                style: TextStyle(
+                                  fontWeight: FontWeight.bold,
+                                  fontSize: 16,
+                                  color: c,
+                                ),
+                              ),
                               const SizedBox(width: 6),
-                                  Text('($pct%)', style: TextStyle(fontSize: 12, color: c)),
+                              Text(
+                                '($pct%)',
+                                style: TextStyle(fontSize: 12, color: c),
+                              ),
                             ],
                           ),
                         );