feat(web): 体征数据页面 UI/UX 优化 — 消除空白+信息密度提升

VitalSignsChart:
- 空状态改为带图标的虚线提示区域（替代 Empty 组件大片空白）
- 图表高度约束 180px，加载状态居中显示
- 添加最新值摘要显示
- 头部选择器与摘要信息并排布局

VitalSignsTab:
- 添加最新记录摘要条（体征数据一览）
- 表格上方显示记录总数
- 表头列名带 Tooltip 说明
- 录入按钮改为 small size，节省空间
- 表格添加 scroll.x 防止列溢出

apps/web/src/pages/health/components/VitalSignsChart.tsx

@@ -1,8 +1,11 @@
 import { useEffect, useState } from 'react';
 import { Line } from '@ant-design/charts';
-import { Spin, Empty, Select, Space, Alert } from 'antd';
+import { Spin, Select, Alert, Typography } from 'antd';
+import { LineChartOutlined } from '@ant-design/icons';
 import { healthDataApi } from '../../../api/health/healthData';
 
+const { Text } = Typography;
+
 interface Props {
   patientId: string;
   indicator?: string;
@@ -16,6 +19,14 @@ const INDICATORS = [
   { value: 'blood_sugar', label: '血糖' },
 ];
 
+const INDICATOR_UNITS: Record<string, string> = {
+  systolic_bp_morning: 'mmHg',
+  diastolic_bp_morning: 'mmHg',
+  heart_rate: 'bpm',
+  weight: 'kg',
+  blood_sugar: 'mmol/L',
+};
+
 export function VitalSignsChart({ patientId, indicator: initialIndicator }: Props) {
   const [indicator, setIndicator] = useState(initialIndicator ?? 'systolic_bp_morning');
   const [data, setData] = useState<{ date: string; value: number }[]>([]);
@@ -33,30 +44,93 @@ export function VitalSignsChart({ patientId, indicator: initialIndicator }: Prop
       .finally(() => setLoading(false));
   }, [patientId, indicator]);
 
-  if (loading) return <Spin />;
-  if (error) return <Alert type="error" message="加载数据失败，请稍后重试" />;
-  if (data.length === 0) return <Empty description="暂无数据" />;
+  const unit = INDICATOR_UNITS[indicator] ?? '';
+
+  // 头部：选择器 + 最新值摘要
+  const latestValue = data.length > 0 ? data[data.length - 1].value : null;
+
+  const renderHeader = () => (
+    <div style={{
+      display: 'flex',
+      justifyContent: 'space-between',
+      alignItems: 'center',
+      marginBottom: 12,
+    }}>
+      <Select
+        value={indicator}
+        onChange={setIndicator}
+        options={INDICATORS}
+        style={{ width: 160 }}
+        size="small"
+      />
+      {latestValue != null && (
+        <Text type="secondary" style={{ fontSize: 13 }}>
+          最新：{latestValue} {unit}
+        </Text>
+      )}
+    </div>
+  );
+
+  if (loading) {
+    return (
+      <div style={{ height: 180, display: 'flex', alignItems: 'center', justifyContent: 'center' }}>
+        <Spin size="small" />
+      </div>
+    );
+  }
+
+  if (error) {
+    return (
+      <div>
+        {renderHeader()}
+        <Alert type="error" message="加载数据失败" showIcon style={{ borderRadius: 8 }} />
+      </div>
+    );
+  }
+
+  if (data.length === 0) {
+    return (
+      <div>
+        {renderHeader()}
+        <div style={{
+          height: 120,
+          display: 'flex',
+          flexDirection: 'column',
+          alignItems: 'center',
+          justifyContent: 'center',
+          background: 'var(--ant-color-bg-container, #fafafa)',
+          borderRadius: 8,
+          border: '1px dashed var(--ant-color-border, #d9d9d9)',
+        }}>
+          <LineChartOutlined style={{ fontSize: 24, color: '#bfbfbf', marginBottom: 4 }} />
+          <Text type="secondary" style={{ fontSize: 13 }}>暂无趋势数据</Text>
+        </div>
+      </div>
+    );
+  }
 
   const config = {
     data,
     xField: 'date',
     yField: 'value',
     smooth: true,
-    point: { shapeField: 'circle', sizeField: 4 },
-    height: 220,
+    height: 180,
+    point: { shapeField: 'circle', sizeField: 3 },
+    axis: {
+      x: { labelAutoRotate: false },
+      y: { title: unit || undefined },
+    },
+    style: {
+      lineWidth: 2,
+    },
   };
 
   return (
-    <Space direction="vertical" style={{ width: '100%' }}>
-      <Select
-        value={indicator}
-        onChange={setIndicator}
-        options={INDICATORS}
-        style={{ width: 180 }}
-      />
+    <div>
+      {renderHeader()}
       <div style={{ width: '100%' }}>
         <Line {...config} />
       </div>
-    </Space>
+    </div>
   );
 }

apps/web/src/pages/health/components/VitalSignsTab.tsx

@@ -1,23 +1,69 @@
 import { useCallback, useState } from 'react';
-import { Table, Button, Modal, Form, InputNumber, DatePicker, Input, message } from 'antd';
-import { PlusOutlined } from '@ant-design/icons';
+import { Table, Button, Modal, Form, InputNumber, DatePicker, Input, message, Typography, Tooltip } from 'antd';
+import { PlusOutlined, InfoCircleOutlined } from '@ant-design/icons';
 import type { Dayjs } from 'dayjs';
 import { healthDataApi } from '../../../api/health/healthData';
 import type { VitalSigns } from '../../../api/health/healthData';
 import { VitalSignsChart } from './VitalSignsChart';
 import { usePaginatedData } from '../../../hooks/usePaginatedData';
 
+const { Text } = Typography;
+
 interface Props {
   patientId: string;
 }
 
 const columns = [
-  { title: '记录日期', dataIndex: 'record_date', key: 'record_date', width: 120 },
-  { title: '收缩压(晨)', dataIndex: 'systolic_bp_morning', key: 'systolic_bp_morning', width: 110, render: (v?: number) => (v != null ? `${v} mmHg` : '-') },
-  { title: '舒张压(晨)', dataIndex: 'diastolic_bp_morning', key: 'diastolic_bp_morning', width: 110, render: (v?: number) => (v != null ? `${v} mmHg` : '-') },
-  { title: '心率', dataIndex: 'heart_rate', key: 'heart_rate', width: 80, render: (v?: number) => (v != null ? `${v} bpm` : '-') },
-  { title: '体重', dataIndex: 'weight', key: 'weight', width: 80, render: (v?: number) => (v != null ? `${v} kg` : '-') },
-  { title: '血糖', dataIndex: 'blood_sugar', key: 'blood_sugar', width: 80, render: (v?: number) => (v != null ? `${v} mmol/L` : '-') },
+  {
+    title: '记录日期',
+    dataIndex: 'record_date',
+    key: 'record_date',
+    width: 110,
+    fixed: 'left' as const,
+  },
+  {
+    title: () => (
+      <Tooltip title="晨间收缩压">
+        <span>收缩压(晨)</span>
+      </Tooltip>
+    ),
+    dataIndex: 'systolic_bp_morning',
+    key: 'systolic_bp_morning',
+    width: 110,
+    render: (v?: number) => (v != null ? `${v} mmHg` : '-'),
+  },
+  {
+    title: () => (
+      <Tooltip title="晨间舒张压">
+        <span>舒张压(晨)</span>
+      </Tooltip>
+    ),
+    dataIndex: 'diastolic_bp_morning',
+    key: 'diastolic_bp_morning',
+    width: 110,
+    render: (v?: number) => (v != null ? `${v} mmHg` : '-'),
+  },
+  {
+    title: '心率',
+    dataIndex: 'heart_rate',
+    key: 'heart_rate',
+    width: 80,
+    render: (v?: number) => (v != null ? `${v} bpm` : '-'),
+  },
+  {
+    title: '体重',
+    dataIndex: 'weight',
+    key: 'weight',
+    width: 80,
+    render: (v?: number) => (v != null ? `${v} kg` : '-'),
+  },
+  {
+    title: '血糖',
+    dataIndex: 'blood_sugar',
+    key: 'blood_sugar',
+    width: 90,
+    render: (v?: number) => (v != null ? `${v} mmol/L` : '-'),
+  },
 ];
 
 export function VitalSignsTab({ patientId }: Props) {
@@ -69,16 +115,64 @@ export function VitalSignsTab({ patientId }: Props) {
     }
   };
 
+  // 最近一次数据摘要
+  const latest = data.length > 0 ? data[0] : null;
+
   return (
     <div>
-      <div style={{ marginBottom: 16, display: 'flex', justifyContent: 'flex-end' }}>
-        <Button icon={<PlusOutlined />} onClick={() => { form.resetFields(); setModalOpen(true); }}>
-          录入体征
-        </Button>
-      </div>
+      {/* 趋势图 */}
       <div style={{ marginBottom: 16 }}>
         <VitalSignsChart patientId={patientId} />
       </div>
+
+      {/* 最新记录摘要条 */}
+      {latest && (
+        <div style={{
+          display: 'flex',
+          gap: 16,
+          marginBottom: 12,
+          padding: '8px 12px',
+          background: 'var(--ant-color-bg-container, #fafafa)',
+          borderRadius: 8,
+          border: '1px solid var(--ant-color-border-secondary, #f0f0f0)',
+          flexWrap: 'wrap',
+        }}>
+          <Text type="secondary" style={{ fontSize: 12, lineHeight: '24px' }}>
+            <InfoCircleOutlined style={{ marginRight: 4 }} />
+            最新记录（{latest.record_date}）
+          </Text>
+          {latest.systolic_bp_morning != null && (
+            <Text style={{ fontSize: 13 }}>收缩压 {latest.systolic_bp_morning} mmHg</Text>
+          )}
+          {latest.diastolic_bp_morning != null && (
+            <Text style={{ fontSize: 13 }}>舒张压 {latest.diastolic_bp_morning} mmHg</Text>
+          )}
+          {latest.heart_rate != null && (
+            <Text style={{ fontSize: 13 }}>心率 {latest.heart_rate} bpm</Text>
+          )}
+          {latest.weight != null && (
+            <Text style={{ fontSize: 13 }}>体重 {latest.weight} kg</Text>
+          )}
+          {latest.blood_sugar != null && (
+            <Text style={{ fontSize: 13 }}>血糖 {latest.blood_sugar} mmol/L</Text>
+          )}
+        </div>
+      )}
+
+      {/* 操作栏 + 表格 */}
+      <div style={{ marginBottom: 8, display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
+        <Text type="secondary" style={{ fontSize: 13 }}>
+          历史记录（共 {total} 条）
+        </Text>
+        <Button
+          icon={<PlusOutlined />}
+          onClick={() => { form.resetFields(); setModalOpen(true); }}
+          size="small"
+        >
+          录入体征
+        </Button>
+      </div>
+
       <Table
         columns={columns}
         dataSource={data}
@@ -86,12 +180,17 @@ export function VitalSignsTab({ patientId }: Props) {
         loading={loading}
         size="small"
         pagination={{
-          current: page, total, pageSize: 10,
+          current: page,
+          total,
+          pageSize: 10,
           onChange: (p) => refresh(p),
           showTotal: (t) => `共 ${t} 条`,
+          size: 'small',
           style: { margin: 0 },
         }}
+        scroll={{ x: 600 }}
       />
+
       <Modal
         title="录入体征数据"
         open={modalOpen}