第 5 阶段：纠纷、通知与后台-3

frontend/src/styles/base.css

@@ -135,6 +135,38 @@ h1 {
   font-size: 20px;
 }
 
+.dashboard-metrics {
+  grid-template-columns: repeat(4, minmax(0, 1fr));
+}
+
+.dashboard-panels {
+  display: grid;
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+  gap: 16px;
+}
+
+.dashboard-panel {
+  max-width: none;
+}
+
+.pending-row {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 12px;
+  min-height: 40px;
+  border-top: 1px solid #e4e7ed;
+  color: #52616f;
+}
+
+.pending-row:first-of-type {
+  border-top: 0;
+}
+
+.pending-row strong {
+  color: #111827;
+}
+
 .login-form {
   max-width: 420px;
   margin-top: 28px;
@@ -399,6 +431,8 @@ h1 {
 
   .listing-grid,
   .detail-grid,
+  .dashboard-metrics,
+  .dashboard-panels,
   .form-grid {
     grid-template-columns: 1fr;
   }