**DataTable** — BDO立信 财务/数据表格；Navy 表头、暖白斑马纹、合计行品牌红高亮、数字等宽右对齐。用于报告、Proposal、Excel 风格数据。

```jsx
<DataTable
  columns={[
    { key: "area", header: "服务阶段" },
    { key: "days", header: "工时（人日）", numeric: true },
    { key: "fee", header: "费用（人民币）", numeric: true, strong: true },
  ]}
  rows={[
    { area: "计划与风险评估", days: "12", fee: "¥ 130,000" },
    { area: "现场执行", days: "36", fee: "¥ 400,000" },
  ]}
  totalRow={{ area: "合计 Total", days: "48", fee: "¥ 530,000" }}
/>
```

Props：`zebra`（斑马纹，默认开）· `dense`（紧凑行高）· 列 `numeric`（右对齐 + 等宽数字）· `align` · `strong`（Navy 粗值）· `totalRow`（品牌红高亮合计行）。