feat: cleaning code

lib/feature/wallet/presentation/screen/lobby_screen.dart

@@ -104,7 +104,7 @@ class _LobbyScreenState extends State<LobbyScreen> {
                             label: 'سکه روزانه',
                             icon: Icons.monetization_on,
                             width: double.infinity,
-                            colors: const [Color(0xFF3FA34D), Color(0xFF1B5E20)],
+                            colors: const [AppColors.success, AppColors.successDark],
                             onTap: () =>
                                 context.read<WalletBloc>().add(ClaimDailyEvent()),
                           ),
@@ -152,7 +152,7 @@ class _TopBar extends StatelessWidget {
         gradient: const LinearGradient(
           begin: Alignment.topCenter,
           end: Alignment.bottomCenter,
-          colors: [Color(0xFF3A0A12), Color(0xFF1A0106)],
+          colors: [AppColors.bg, Color(0xFF1A0106)],
         ),
         borderRadius: BorderRadius.circular(16),
         border: Border.all(color: AppColors.goldDark),
@@ -246,12 +246,12 @@ class _VipTag extends StatelessWidget {
       padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 1),
       decoration: BoxDecoration(
         gradient: const LinearGradient(
-            colors: [Color(0xFFFFD54F), Color(0xFFB8860B)]),
+            colors: [Color(0xFFFFD54F), AppColors.goldDark]),
         borderRadius: BorderRadius.circular(6),
       ),
       child: const Text('VIP',
           style: TextStyle(
-              color: Color(0xFF3A0A12),
+              color: AppColors.bg,
               fontWeight: FontWeight.bold,
               fontSize: 10)),
     );