factor:布局颜色重构

lib/widget/common.dart

@@ -1,20 +1,23 @@
 import 'package:flutter/material.dart';
 
-Widget buildCard({required BuildContext context, required Widget child}) {
-  final colors = Theme.of(context).colorScheme;
-  return Card(
-    elevation: 0,
-    shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
-    child: Container(
-      width: double.infinity,
+class BuildCard extends StatelessWidget {
+  final Widget? child;
+
+  const BuildCard({super.key, this.child});
+
+  @override
+  Widget build(BuildContext context) {
+    final colors = Theme.of(context).colorScheme;
+
+    return Container(
       decoration: BoxDecoration(
-        color: colors.surface,
+        color: colors.surfaceContainer,
         borderRadius: BorderRadius.circular(12),
-        border: Border.all(color: colors.outline.withAlpha(50), width: 1),
       ),
-      child: Padding(padding: EdgeInsets.all(8), child: child),
-    ),
-  );
+      padding: const EdgeInsets.all(16),
+      child: child,
+    );
+  }
 }
 
 Widget circleIconButton({