屏幕适配

lib/shared/widgets/app_empty_view.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
 
 class AppEmptyView extends StatelessWidget {
   const AppEmptyView({
@@ -19,15 +20,15 @@ class AppEmptyView extends StatelessWidget {
     final colors = Theme.of(context).colorScheme;
     return Center(
       child: Padding(
-        padding: const EdgeInsets.all(24),
+        padding: EdgeInsets.all(24.r),
         child: Column(
           mainAxisSize: MainAxisSize.min,
           children: [
-            Icon(icon, size: 56, color: colors.outline),
-            const SizedBox(height: 12),
+            Icon(icon, size: 56.r, color: colors.outline),
+            SizedBox(height: 12.h),
             Text(title, style: Theme.of(context).textTheme.titleMedium),
             if (message != null) ...[
-              const SizedBox(height: 6),
+              SizedBox(height: 6.h),
               Text(
                 message!,
                 textAlign: TextAlign.center,
@@ -36,7 +37,7 @@ class AppEmptyView extends StatelessWidget {
                 ),
               ),
             ],
-            if (action != null) ...[const SizedBox(height: 16), action!],
+            if (action != null) ...[SizedBox(height: 16.h), action!],
           ],
         ),
       ),