feat: 充值/提现页面改为独立全屏页面，优化Toast提示

flutter_monisuo/lib/ui/pages/home/home_page.dart

@@ -13,7 +13,8 @@ import '../../../providers/asset_provider.dart';
 import '../../components/glass_panel.dart';
 import '../mine/welfare_center_page.dart';
 import '../asset/transfer_page.dart';
-import '../asset/components/asset_dialogs.dart';
+import '../asset/deposit_page.dart';
+import '../asset/withdraw_page.dart';
 import '../../components/coin_icon.dart';
 import 'header_bar.dart';
 import 'quick_actions_row.dart';
@@ -145,12 +146,18 @@ class _HomePageState extends State<HomePage>
   }
 
   void _showDeposit() {
-    showDepositDialog(context);
+    Navigator.push(
+      context,
+      MaterialPageRoute(builder: (_) => const DepositPage()),
+    );
   }
 
   void _showWithdraw() {
     final balance = context.read<AssetProvider>().fundAccount?.balance ?? '0.00';
-    showWithdrawDialog(context, balance);
+    Navigator.push(
+      context,
+      MaterialPageRoute(builder: (_) => WithdrawPage(balance: balance)),
+    );
   }
 
   void _navigateToTransfer() {