```

feat(split-order): 优化分账订单列表界面样式

- 调整表格单元格垂直对齐方式为居中，并添加文本换行控制
- 重构金额和来源列的显示结构，分离为独立的列进行展示
- 优化金额数字的字体样式，使用等宽数字格式化
- 改进来源标签的布局方式，使用flex布局增强可读性
- 添加空值占位符显示，提升界面一致性
```

application/admin/view/shopro/split/order/index.html

@@ -9,7 +9,13 @@
     #splitOrderIndex .el-table .cell {
         overflow: hidden;
         line-height: 1.5;
-        vertical-align: top;
+        vertical-align: middle;
+        word-break: keep-all;
+    }
+    #splitOrderIndex .el-table .col-money .cell,
+    #splitOrderIndex .el-table .col-source .cell {
+        overflow: visible;
+        white-space: nowrap;
     }
     .page-card {
         background: #fff;
@@ -74,32 +80,41 @@
     .status-tag.s2 { background: #f0f9eb; color: #67c23a; }
     .status-tag.s3 { background: #fdf6ec; color: #e6a23c; }
     .status-tag.s4 { background: #fef0f0; color: #f56c6c; }
-    .amount-block {
+    .money-num {
+        display: block;
         text-align: right;
-        line-height: 1.65;
         font-size: 13px;
+        font-variant-numeric: tabular-nums;
+        font-feature-settings: "tnum";
+        white-space: nowrap;
         color: #303133;
     }
-    .amount-block .sub { font-size: 12px; color: #909399; }
-    .source-line {
-        margin-top: 6px;
-        text-align: right;
+    .money-num.highlight { color: #e1212b; font-weight: 600; }
+    .source-cell {
+        display: inline-flex;
+        align-items: center;
+        flex-wrap: nowrap;
+        gap: 4px;
         white-space: nowrap;
+        max-width: 100%;
     }
     .source-tag {
+        flex-shrink: 0;
         display: inline-block;
         padding: 0 6px;
         border-radius: 3px;
         font-size: 11px;
-        line-height: 18px;
+        line-height: 20px;
+        white-space: nowrap;
     }
     .source-tag.commission { background: #ecf5ff; color: #409eff; }
     .source-tag.rule { background: #fdf6ec; color: #e6a23c; }
     .source-detail-btn {
+        flex-shrink: 0;
         font-size: 11px;
         color: #909399;
-        margin-left: 4px;
         cursor: pointer;
+        white-space: nowrap;
     }
     .source-detail-btn:hover { color: #7438D5; }
     .recv-block {
@@ -212,13 +227,19 @@
                     </div>
                 </template>
             </el-table-column>
-            <el-table-column label="金额 / 来源" width="132" align="right">
+            <el-table-column label="订单金额" class-name="col-money" width="96" align="right">
                 <template slot-scope="s">
-                    <div class="amount-block">
-                        <div>订单 <span class="money-text">￥{{ formatMoney(s.row.total_amount) }}</span></div>
-                        <div class="sub">分账 <span class="money-text">￥{{ formatMoney(s.row.split_amount) }}</span></div>
-                    </div>
-                    <div class="source-line" v-if="s.row.split_source">
+                    <span class="money-num">￥{{ formatMoney(s.row.total_amount) }}</span>
+                </template>
+            </el-table-column>
+            <el-table-column label="分账金额" class-name="col-money" width="96" align="right">
+                <template slot-scope="s">
+                    <span class="money-num highlight">￥{{ formatMoney(s.row.split_amount) }}</span>
+                </template>
+            </el-table-column>
+            <el-table-column label="分账来源" class-name="col-source" width="112" align="center">
+                <template slot-scope="s">
+                    <div class="source-cell" v-if="s.row.split_source">
                         <span :class="'source-tag ' + (s.row.split_source === 'commission' ? 'commission' : 'rule')">
                             {{ s.row.split_source === 'commission' ? '按佣金' : '规则兜底' }}
                         </span>
@@ -233,6 +254,7 @@
                             <span slot="reference" class="source-detail-btn">详情</span>
                         </el-popover>
                     </div>
+                    <span v-else style="color:#909399;">—</span>
                 </template>
             </el-table-column>
             <el-table-column label="分账给谁" min-width="168">