主席信箱-信箱管理：统计数字加背景色（页面美化）；

src/main/resources/views/platform/zhgh/democratic/chairmanMailbox/query/index.html

@@ -87,15 +87,32 @@ layout("/layouts/platform.html"){
 <style>
     .stats-panel {
         display: flex;
+        gap: 16px;
     }
 
     .stats-item {
         flex: 1;
         text-align: center;
+        padding: 18px 16px;
+        border-radius: 8px;
+        background: #f3fafb;
+        box-shadow: 0 6px 18px rgba(0, 78, 100, 0.08);
+    }
+
+    .stats-item:nth-child(2) {
+        background: #fff8ee;
+    }
+
+    .stats-item:nth-child(3) {
+        background: #f1fbf6;
+    }
+
+    .stats-item:nth-child(4) {
+        background: #f7f5ff;
     }
 
     .stats-value {
-        font-size: 24px;
+        font-size: 26px;
         font-weight: 700;
         color: rgb(0, 78, 100);
     }

src/main/resources/views/platform/zhghh5/democratic/chairmanMailbox/query/index.html

@@ -24,19 +24,36 @@ layout("/layouts/platform_h5.html"){
 
     .stats-panel {
         background-color: var(--card-bg);
-        padding: 16px;
+        padding: 12px;
         margin-bottom: 10px;
         display: flex;
+        gap: 8px;
         justify-content: space-between;
     }
 
     .stats-item {
         flex: 1;
         text-align: center;
+        padding: 12px 4px;
+        border-radius: 8px;
+        background: #f3fafb;
+        box-shadow: 0 4px 12px rgba(0, 78, 100, 0.08);
+    }
+
+    .stats-item:nth-child(2) {
+        background: #fff8ee;
+    }
+
+    .stats-item:nth-child(3) {
+        background: #f1fbf6;
+    }
+
+    .stats-item:nth-child(4) {
+        background: #f7f5ff;
     }
 
     .stats-value {
-        font-size: 20px;
+        font-size: 22px;
         font-weight: bold;
         color: var(--primary-color);
     }