regularização do tamanho dos widgets

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

@@ -73,6 +73,8 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
       _classStats.fold(0, (sum, stats) => sum + stats.activeQuizzes);
   int get uploadedContent =>
       _classStats.fold(0, (sum, stats) => sum + stats.totalContent);
+  int get studentsNeedingSupport =>
+      _classStats.fold(0, (sum, stats) => sum + stats.studentsNeedingSupport.length);
   double get classAverageProgress {
     if (_classStats.isEmpty) return 0.0;
     final totalProgress = _classStats.fold(
@@ -254,7 +256,9 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
                 const SizedBox(height: 20),
 
                 // Stats Grid
-                Row(
+                IntrinsicHeight(
+                  child: Row(
+                    crossAxisAlignment: CrossAxisAlignment.stretch,
                     children: [
                       Expanded(
                         child: _buildStatCard(
@@ -271,8 +275,17 @@ class _TeacherHeroWidgetState extends State<TeacherHeroWidget> {
                           label: 'Conteúdos',
                         ),
                       ),
+                      const SizedBox(width: 12),
+                      Expanded(
+                        child: _buildStatCard(
+                          icon: Icons.warning_amber,
+                          value: '$studentsNeedingSupport',
+                          label: 'Precisam Apoio',
+                        ),
+                      ),
                     ],
                   ),
+                ),
               ],
             ),
           ),