本地备份：消息系统改造前完整版本（未推送，便于回退）

Co-authored-by: Cursor <cursoragent@cursor.com>

pages/merchant-home/merchant-home.wxss

@@ -1,7 +1,7 @@
 @import '../../styles/shangjia-xym-common.wxss';
 
 page {
-  background: #fff8e1;
+  background: #f5f3ff;
 }
 
 .sj-page--home {
@@ -85,13 +85,13 @@ page {
 .dot.active {
   width: 16rpx;
   border-radius: 8rpx;
-  background: #ffd061;
+  background: #9333ea;
 }
 
 .sj-notice-bar {
   display: flex;
   align-items: center;
-  background: #fdf9db;
+  background: #f5f3ff;
   margin: 12rpx 24rpx 0;
   border-radius: 10rpx;
   padding: 10rpx 16rpx;
@@ -166,7 +166,7 @@ page {
 .sj-fadan-big-title {
   font-size: 30rpx;
   font-weight: 700;
-  color: #492f00;
+  color: #6d28d9;
 }
 
 .sj-fadan-big-sub {