feat(miniprogram): 关怀模式全覆盖 — 58/58 页面 100% 接入

- 医生端 18 个页面全部接入（首页/待办/告警/咨询/透析/随访/
  患者/处方/报告及其详情和创建页）
- 商城子包 3 页面（商品详情/积分兑换/订单）
- 患者端剩余页面（AI报告/文章/活动/设备同步/登录/随访详情/
  报告详情/知情同意/诊断/透析处方/透析记录/家庭成员添加）
- 页面覆盖率：22/59 (37%) → 58/58 (100%)
- useElderClass hook 统一接入模式，零样板代码

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

apps/miniprogram/src/pages/events/index.tsx

@@ -4,6 +4,7 @@ import Taro from '@tarojs/taro';
 import * as pointsApi from '@/services/points';
 import Loading from '@/components/Loading';
 import EmptyState from '@/components/EmptyState';
+import { useElderClass } from '../../hooks/useElderClass';
 import './index.scss';
 
 const STATUS_MAP: Record<string, { label: string; className: string }> = {
@@ -14,6 +15,7 @@ const STATUS_MAP: Record<string, { label: string; className: string }> = {
 };
 
 export default function EventsPage() {
+  const modeClass = useElderClass();
   const [events, setEvents] = useState<pointsApi.OfflineEvent[]>([]);
   const [loading, setLoading] = useState(true);
   const [registering, setRegistering] = useState<string | null>(null);
@@ -59,7 +61,7 @@ export default function EventsPage() {
   if (loading) return <Loading />;
 
   return (
-    <ScrollView scrollY className='events-page'>
+    <ScrollView scrollY className={`events-page ${modeClass}`}>
       <View className='events-header'>
         <Text className='events-header__title'>线下活动</Text>
         <Text className='events-header__subtitle'>参加活动赢取积分</Text>