factor:布局颜色重构

lib/widgets/common.dart

@@ -34,9 +34,9 @@ class BuildCard extends StatelessWidget {
 
     return Container(
       decoration: BoxDecoration(
-        color: colors.surface,
+        color: colors.surfaceContainer,
         borderRadius: BorderRadius.circular(12),
-        border: Border.all(color: colors.outline.withAlpha(50), width: 1),
+        // border: Border.all(color: colors.outline.withAlpha(50), width: 1),
       ),
       padding: const EdgeInsets.all(16),
       child: child,
@@ -70,7 +70,7 @@ void buildModalBottom({
               builder: (_, controller) {
                 return Container(
                   decoration: BoxDecoration(
-                    color: colors.surface,
+                    color: colors.surfaceContainer,
                     border: Border.all(
                       color: colors.outline.withAlpha(50),
                       width: 1,
@@ -159,7 +159,7 @@ Future<bool?> showDeleteConfirmationDialog(BuildContext context) async {
     builder: (BuildContext context) {
       return AlertDialog(
         title: const Text('确认删除'),
-        backgroundColor: Colors.white,
+        backgroundColor: Theme.of(context).colorScheme.surfaceContainer,
         content: const Text('确定要删除这个项目吗？'),
         actions: [
           TextButton(