style(统计业务): 优化VIP统计页面表格样式和布局

- 为所有VIP统计页面的表格添加了统一的类名以便于样式管理
- 调整表格的最小高度，确保在不同数据情况下的显示效果
- 修改统计卡片的布局，采用flex布局以提高响应式表现
- 移除不必要的overflow属性，简化样式结构

src/views/modules/statisticsBusiness/vipStatistics/expiresStatisticsBase.vue

@@ -27,6 +27,7 @@
 
       <div ref="tableContainer" class="table-container">
         <el-table
+          class="statistics-table"
           :data="dataList"
           border
           :header-cell-style="{ textAlign: 'center', padding: '6px 0' }"
@@ -209,11 +210,19 @@ export default {
   line-height: 20px;
 }
 
+/deep/ .statistics-table {
+  min-height: 500px;
+}
+
+/deep/ .statistics-table .el-table__body-wrapper,
+/deep/ .statistics-table .el-table__empty-block {
+  min-height: 452px;
+}
+
 .vip-expires-statistics {
   display: flex;
   flex-direction: column;
   gap: 8px;
-  height: calc(100vh - 220px);
 }
 
 .summary-section,
@@ -227,7 +236,6 @@ export default {
   display: flex;
   flex: 1;
   flex-direction: column;
-  overflow: hidden;
 }
 
 .section-title {
@@ -238,12 +246,15 @@ export default {
 }
 
 .summary-grid {
-  display: grid;
-  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
+  display: flex;
+  flex-wrap: wrap;
   gap: 12px;
 }
 
 .summary-card {
+  flex: 1 1 120px;
+  width: 120px;
+  min-width: 120px;
   padding: 16px;
   border: 1px solid #ebeef5;
   border-radius: 8px;
@@ -278,6 +289,5 @@ export default {
 
 .table-container {
   flex: 1;
-  overflow: hidden;
 }
 </style>