update theme selection

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

@@ -9,7 +9,6 @@ import 'package:flutter/material.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:go_router/go_router.dart';
 import 'package:worker/core/router/app_router.dart';
-import 'package:worker/core/theme/colors.dart';
 import 'package:worker/features/home/domain/entities/promotion.dart';
 
 /// Promotion Slider Widget
@@ -35,19 +34,21 @@ class PromotionSlider extends StatelessWidget {
       return const SizedBox.shrink();
     }
 
+    final colorScheme = Theme.of(context).colorScheme;
+
     return Padding(
       padding: const EdgeInsets.only(bottom: 8),
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Padding(
-            padding: EdgeInsets.symmetric(horizontal: 16),
+          Padding(
+            padding: const EdgeInsets.symmetric(horizontal: 16),
             child: Text(
               'Chương trình ưu đãi',
               style: TextStyle(
                 fontSize: 16,
                 fontWeight: FontWeight.w700,
-                color: Color(0xFF212121), // --text-dark
+                color: colorScheme.onSurface,
               ),
             ),
           ),
@@ -90,13 +91,15 @@ class _PromotionCard extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final colorScheme = Theme.of(context).colorScheme;
+
     return GestureDetector(
       onTap: onTap,
       child: Container(
         width: 280,
         margin: const EdgeInsets.only(right: 12),
         decoration: BoxDecoration(
-          color: Colors.white,
+          color: colorScheme.surface,
           borderRadius: BorderRadius.circular(12),
           boxShadow: [
             BoxShadow(
@@ -122,16 +125,16 @@ class _PromotionCard extends StatelessWidget {
                 fit: BoxFit.cover,
                 placeholder: (context, url) => Container(
                   height: 140,
-                  color: AppColors.grey100,
+                  color: colorScheme.surfaceContainerHighest,
                   child: const Center(child: CircularProgressIndicator()),
                 ),
                 errorWidget: (context, url, error) => Container(
                   height: 140,
-                  color: AppColors.grey100,
-                  child: const FaIcon(
+                  color: colorScheme.surfaceContainerHighest,
+                  child: FaIcon(
                     FontAwesomeIcons.image,
                     size: 48,
-                    color: AppColors.grey500,
+                    color: colorScheme.onSurfaceVariant,
                   ),
                 ),
               ),
@@ -140,9 +143,9 @@ class _PromotionCard extends StatelessWidget {
             // Promotion Info
             Container(
               padding: const EdgeInsets.all(12),
-              decoration: const BoxDecoration(
-                color: Colors.white,
-                borderRadius: BorderRadius.vertical(
+              decoration: BoxDecoration(
+                color: colorScheme.surface,
+                borderRadius: const BorderRadius.vertical(
                   bottom: Radius.circular(12),
                 ),
               ),
@@ -151,10 +154,10 @@ class _PromotionCard extends StatelessWidget {
                 children: [
                   Text(
                     promotion.title,
-                    style: const TextStyle(
+                    style: TextStyle(
                       fontSize: 14,
                       fontWeight: FontWeight.w500,
-                      color: Color(0xFF212121),
+                      color: colorScheme.onSurface,
                     ),
                     maxLines: 1,
                     overflow: TextOverflow.ellipsis,
@@ -162,9 +165,9 @@ class _PromotionCard extends StatelessWidget {
                   const SizedBox(height: 2),
                   Text(
                     promotion.description,
-                    style: const TextStyle(
+                    style: TextStyle(
                       fontSize: 12,
-                      color: Color(0xFF666666), // --text-muted
+                      color: colorScheme.onSurfaceVariant,
                     ),
                     maxLines: 1,
                     overflow: TextOverflow.ellipsis,

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

@@ -5,7 +5,6 @@
 library;
 
 import 'package:flutter/material.dart';
-import 'package:worker/core/theme/colors.dart';
 
 /// Quick Action Item Widget
 ///
@@ -34,15 +33,17 @@ class QuickActionItem extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final colorScheme = Theme.of(context).colorScheme;
+
     return Material(
-      color: Colors.white,
+      color: colorScheme.surface,
       borderRadius: BorderRadius.circular(12),
       child: InkWell(
         onTap: onTap,
         borderRadius: BorderRadius.circular(12),
         child: Container(
           decoration: BoxDecoration(
-            color: Colors.white,
+            color: colorScheme.surface,
             borderRadius: BorderRadius.circular(12),
             boxShadow: [
               BoxShadow(
@@ -63,15 +64,15 @@ class QuickActionItem extends StatelessWidget {
                 crossAxisAlignment: CrossAxisAlignment.center,
                 children: [
                   // Icon
-                  Icon(icon, size: 32, color: AppColors.primaryBlue),
+                  Icon(icon, size: 32, color: colorScheme.primary),
                   const SizedBox(height: 8),
                   // Label
                   Text(
                     label,
-                    style: const TextStyle(
+                    style: TextStyle(
                       fontSize: 16,
                       fontWeight: FontWeight.w500,
-                      color: Color(0xFF212121), // --text-dark
+                      color: colorScheme.onSurface,
                     ),
                     textAlign: TextAlign.center,
                     maxLines: 1,
@@ -90,14 +91,14 @@ class QuickActionItem extends StatelessWidget {
                       vertical: 4,
                     ),
                     decoration: BoxDecoration(
-                      color: AppColors.danger,
+                      color: colorScheme.error,
                       borderRadius: BorderRadius.circular(12),
                     ),
                     constraints: const BoxConstraints(minWidth: 20),
                     child: Text(
                       badge!,
-                      style: const TextStyle(
-                        color: Colors.white,
+                      style: TextStyle(
+                        color: colorScheme.onError,
                         fontSize: 11,
                         fontWeight: FontWeight.w700,
                       ),

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

@@ -41,10 +41,12 @@ class QuickActionSection extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final colorScheme = Theme.of(context).colorScheme;
+
     return Container(
       margin: const EdgeInsets.only(bottom: 16),
       decoration: BoxDecoration(
-        color: Colors.white,
+        color: colorScheme.surface,
         borderRadius: BorderRadius.circular(12),
         boxShadow: [
           BoxShadow(
@@ -63,10 +65,10 @@ class QuickActionSection extends StatelessWidget {
             // Section Title
             Text(
               title,
-              style: const TextStyle(
+              style: TextStyle(
                 fontSize: 16,
                 fontWeight: FontWeight.w700,
-                color: Color(0xFF212121), // --text-dark
+                color: colorScheme.onSurface,
                 height: 1.0, // Reduce line height to minimize spacing
               ),
             ),