feat: 添加CSS变量定义，修复编辑页面和日报生成页面样式问题

Coze-Commit-Type: user
Coze-User-ID: 3722323274763196
Coze-Conversation-ID: 9894087

public/static/css/style.css

@@ -1,3 +1,26 @@
+/* 订单日报系统样式表 */
+
+:root {
+    --background: #ffffff;
+    --foreground: #1a1a1a;
+    --card: #ffffff;
+    --card-foreground: #1a1a1a;
+    --primary: #2563eb;
+    --primary-foreground: #ffffff;
+    --secondary: #f3f4f6;
+    --secondary-foreground: #1f2937;
+    --muted: #f3f4f6;
+    --muted-foreground: #6b7280;
+    --accent: #f3f4f6;
+    --accent-foreground: #1f2937;
+    --destructive: #ef4444;
+    --destructive-foreground: #ffffff;
+    --border: #e5e7eb;
+    --input: #e5e7eb;
+    --ring: #2563eb;
+    --radius: 0.5rem;
+}
+
 * {
 margin: 0;
 padding: 0;