feat: Limit professional expertise tags to three with a "more" pill and implement save button state management for profile settings based on field changes.

lib/features/home/presentation/widgets/top_professionals_section.dart

@@ -428,7 +428,7 @@ class _TopProfessionalsSectionState
                     const SizedBox(height: 8),
                   ],
 
-                  // Expertise tags
+                  // Expertise tags (max 3 visible + "more" pill)
                   if (expertiseTags.isNotEmpty) ...[
                     const Text(
                       'Expertise:',
@@ -444,10 +444,27 @@ class _TopProfessionalsSectionState
                       alignment: WrapAlignment.start,
                       spacing: 6,
                       runSpacing: 6,
-                      children: expertiseTags
-                          .take(6)
-                          .map((tag) => _buildTag(tag))
-                          .toList(),
+                      children: [
+                        ...expertiseTags.take(3).map((tag) => _buildTag(tag)),
+                        if (expertiseTags.length > 3)
+                          Container(
+                            padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 4),
+                            decoration: BoxDecoration(
+                              borderRadius: BorderRadius.circular(15),
+                              color: AppColors.accentOrange.withValues(alpha: 0.1),
+                              border: Border.all(color: AppColors.accentOrange, width: 0.7),
+                            ),
+                            child: Text(
+                              '+${expertiseTags.length - 3} more',
+                              style: const TextStyle(
+                                fontFamily: 'SourceSerif4',
+                                fontSize: 13,
+                                fontWeight: FontWeight.w600,
+                                color: AppColors.accentOrange,
+                              ),
+                            ),
+                          ),
+                      ],
                     ),
                     const SizedBox(height: 12),
                   ],

lib/features/profile/presentation/widgets/profile_settings_tab.dart

@@ -38,10 +38,23 @@ class _ProfileSettingsTabState extends ConsumerState<ProfileSettingsTab> {
     _emailController = TextEditingController();
     _phoneController = TextEditingController();
     _locationController = TextEditingController();
+    // Listen for changes to enable/disable Cancel & Save buttons
+    _fullNameController.addListener(_onFieldChanged);
+    _titleController.addListener(_onFieldChanged);
+    _phoneController.addListener(_onFieldChanged);
+    _locationController.addListener(_onFieldChanged);
+  }
+
+  void _onFieldChanged() {
+    setState(() {}); // triggers rebuild so _hasChanges is re-evaluated
   }
 
   @override
   void dispose() {
+    _fullNameController.removeListener(_onFieldChanged);
+    _titleController.removeListener(_onFieldChanged);
+    _phoneController.removeListener(_onFieldChanged);
+    _locationController.removeListener(_onFieldChanged);
     _fullNameController.dispose();
     _titleController.dispose();
     _emailController.dispose();

lib/features/profile/presentation/widgets/profile_shared_widgets.dart

@@ -146,8 +146,10 @@ class ProfileActionButtons extends StatelessWidget {
           Expanded(
             flex: 3,
             child: GestureDetector(
-              onTap: isSaving ? null : onSave,
-              child: Container(
+              onTap: (isSaving || !hasChanges) ? null : onSave,
+              child: Opacity(
+                opacity: hasChanges ? 1.0 : 0.5,
+                child: Container(
                 height: 31,
                 padding: const EdgeInsets.symmetric(horizontal: 8),
                 decoration: BoxDecoration(
@@ -174,6 +176,7 @@ class ProfileActionButtons extends StatelessWidget {
                             )),
                       ),
               ),
+              ),
             ),
           ),
         ],