feat(platform): add customer mileage question flow

vehicle-data-platform/apps/web/src/pages/Mileage.tsx

@@ -1227,6 +1227,48 @@ export function Mileage({
       onClick: copyOnlineOperationsReport
     }
   ];
+  const mileageCustomerQuestions = [
+    {
+      question: '这段时间总共跑了多少？',
+      answer: `${formatKm(summary.totalMileageKm)} km / ${summary.vehicleCount.toLocaleString()} 辆车`,
+      action: '复制摘要',
+      color: 'blue' as const,
+      disabled: false,
+      onClick: copyStatisticsSummary
+    },
+    {
+      question: '这份里程能给客户或 BI 吗？',
+      answer: `${mileageDeliveryState} / ${publishAuditConclusion}`,
+      action: mileageDeliveryState === '可交付' ? '复制交付包' : '发布审计',
+      color: mileageDeliveryColor,
+      disabled: false,
+      onClick: mileageDeliveryState === '可交付' ? copyMileageDeliveryPackage : copyPublishAudit
+    },
+    {
+      question: '哪天或哪辆车有异常？',
+      answer: anomalyRows[0] ? `${anomalyRows[0].plate || anomalyRows[0].vin} / ${anomalyRows[0].date}` : '当前明细无异常',
+      action: anomalyRows[0] ? '异常证据' : '复制决策',
+      color: anomalyRows.length > 0 ? 'orange' as const : 'green' as const,
+      disabled: false,
+      onClick: () => anomalyRows[0] ? copyMileageEvidence(anomalyRows[0]) : copyMileageDecision()
+    },
+    {
+      question: '这段路能回放轨迹吗？',
+      answer: currentVehicleKeyword ? mileageRangeText : '请先选择车辆',
+      action: '轨迹复核',
+      color: currentVehicleKeyword ? 'blue' as const : 'grey' as const,
+      disabled: !currentVehicleKeyword || !onOpenHistory,
+      onClick: () => onOpenHistory?.({ keyword: currentVehicleKeyword, protocol: currentProtocol, dateFrom: filters.dateFrom ?? '', dateTo: filters.dateTo ?? '' })
+    },
+    {
+      question: '明细数据能导出吗？',
+      answer: `${rows.length.toLocaleString()} 条当前页 / 覆盖 ${formatPercent(pageCoverageRate)}`,
+      action: '导出明细',
+      color: rows.length > 0 ? 'blue' as const : 'grey' as const,
+      disabled: rows.length === 0,
+      onClick: exportMileage
+    }
+  ];
 
   useEffect(() => {
     const nextFilters = mergeInitialFilters(initialVin, initialProtocol, initialFilters);
@@ -1289,6 +1331,24 @@ export function Mileage({
           ))}
         </div>
       </Card>
+      <Card bordered title="客户里程问题" style={{ marginTop: 16 }}>
+        <div className="vp-mileage-question-grid">
+          {mileageCustomerQuestions.map((item) => (
+            <button
+              key={item.question}
+              type="button"
+              className="vp-mileage-question-item"
+              disabled={item.disabled}
+              onClick={item.onClick}
+              aria-label={`客户里程问题 ${item.question} ${item.action}`}
+            >
+              <strong>{item.question}</strong>
+              <span>{item.answer}</span>
+              <Tag color={item.color}>{item.action}</Tag>
+            </button>
+          ))}
+        </div>
+      </Card>
       <Card bordered title="里程报告建议" style={{ marginTop: 16 }}>
         <div className="vp-mileage-next-actions">
           <div className="vp-mileage-next-summary">

vehicle-data-platform/apps/web/src/styles/global.css

@@ -3942,6 +3942,53 @@ button.vp-realtime-command-item:focus-visible {
   align-self: end;
 }
 
+.vp-mileage-question-grid {
+  display: grid;
+  grid-template-columns: repeat(5, minmax(0, 1fr));
+  gap: 12px;
+}
+
+.vp-mileage-question-item {
+  min-height: 118px;
+  padding: 12px;
+  border: 1px solid rgba(22, 100, 255, 0.16);
+  border-radius: var(--vp-radius);
+  background: #fbfcff;
+  color: inherit;
+  cursor: pointer;
+  font: inherit;
+  text-align: left;
+  display: grid;
+  gap: 9px;
+  align-content: start;
+}
+
+.vp-mileage-question-item:hover,
+.vp-mileage-question-item:focus-visible {
+  border-color: rgba(22, 100, 255, 0.42);
+  background: #f5f9ff;
+  outline: none;
+}
+
+.vp-mileage-question-item:disabled {
+  cursor: not-allowed;
+  opacity: 0.62;
+}
+
+.vp-mileage-question-item strong {
+  color: var(--vp-text);
+  font-size: 14px;
+  line-height: 20px;
+  word-break: break-word;
+}
+
+.vp-mileage-question-item span {
+  color: var(--vp-text-muted);
+  font-size: 12px;
+  line-height: 18px;
+  word-break: break-word;
+}
+
 .vp-mileage-delivery-board {
   display: grid;
   grid-template-columns: minmax(280px, 0.64fr) minmax(0, 1.36fr);
@@ -6544,6 +6591,7 @@ button.vp-realtime-command-item:focus-visible {
   .vp-stat-insight-grid,
   .vp-mileage-next-actions,
   .vp-mileage-next-grid,
+  .vp-mileage-question-grid,
   .vp-mileage-decision-board,
   .vp-mileage-decision-grid,
   .vp-stat-definition-grid,

vehicle-data-platform/apps/web/src/test/App.test.tsx

@@ -7354,6 +7354,12 @@ test('shows vehicle and source scope on mileage hash', async () => {
 
   expect(await screen.findByText('当前车辆：VIN-MILEAGE-001')).toBeInTheDocument();
   expect(screen.getAllByText('数据通道：GB32960').length).toBeGreaterThan(0);
+  expect(screen.getByText('客户里程问题')).toBeInTheDocument();
+  expect(screen.getByRole('button', { name: '客户里程问题 这段时间总共跑了多少？ 复制摘要' })).toBeInTheDocument();
+  expect(screen.getByRole('button', { name: '客户里程问题 这份里程能给客户或 BI 吗？ 发布审计' })).toBeInTheDocument();
+  expect(screen.getByRole('button', { name: '客户里程问题 哪天或哪辆车有异常？ 复制决策' })).toBeInTheDocument();
+  expect(screen.getByRole('button', { name: '客户里程问题 这段路能回放轨迹吗？ 轨迹复核' })).toBeInTheDocument();
+  expect(screen.getByRole('button', { name: '客户里程问题 明细数据能导出吗？ 导出明细' })).toBeInTheDocument();
 });
 
 test('applies mileage date range from shareable hash to API requests', async () => {