Atulização do quiz | Porcentagem na base de dados | Telas de Contrato com o usuario

lib/quiz/quiz_result.dart

@@ -6,6 +6,9 @@ import '../widgets/app_gradients.dart';
 import '../widgets/entrance.dart';
 import '../widgets/tap_bounce.dart';
 import 'quiz_prefs.dart';
+import 'quiz_video_guide.dart';
+
+const String _resultGuideYoutubeId = '3q7C7txH1dE';
 
 class QuizResultScreen extends StatefulWidget {
   const QuizResultScreen({
@@ -71,10 +74,11 @@ class _QuizResultScreenState extends State<QuizResultScreen> {
               .update({
                 'last_score': widget.finalScore,
                 'last_max_score': widget.maxScore,
-                'last_quiz_at': DateTime.now().toIso8601String(),
               })
               .eq('id', childId)
-              .catchError((_) {}),
+              .catchError((e) {
+                debugPrint('[QuizResult] Falha ao gravar score na base de dados: $e');
+              }),
         );
       }
     }
@@ -113,6 +117,13 @@ class _QuizResultScreenState extends State<QuizResultScreen> {
                           children: [
                             const SizedBox(height: 6),
                             FadeSlideIn(
+                              child: const QuizGuideVideoCard(
+                                youtubeId: _resultGuideYoutubeId,
+                              ),
+                            ),
+                            const SizedBox(height: 22),
+                            FadeSlideIn(
+                              delay: const Duration(milliseconds: 60),
                               child: const Text(
                                 'A percentagem de risco\navaliada é de:',
                                 textAlign: TextAlign.center,