feat(medical): 添加医疗免责声明和参考文献功能

- 在用药模块首次添加时显示医疗免责声明弹窗
- 新增断食参考文献页面，展示权威医学机构来源
- 在个人中心添加WHO医学来源入口
- 使用本地存储记录用户已读免责声明状态
- 支持Liquid Glass毛玻璃效果和降级方案
- 新增中英文国际化翻译支持

app/(tabs)/fasting.tsx

@@ -48,6 +48,7 @@ import {
 import { Ionicons } from '@expo/vector-icons';
 import { useFocusEffect } from '@react-navigation/native';
 import dayjs from 'dayjs';
+import { GlassView, isLiquidGlassAvailable } from 'expo-glass-effect';
 import { useRouter } from 'expo-router';
 import React, { useCallback, useEffect, useMemo, useState } from 'react';
 import { ScrollView, StyleSheet, Text, TouchableOpacity, View } from 'react-native';
@@ -592,6 +593,38 @@ export default function FastingTabScreen() {
           activePlanId={activePlan?.id ?? currentPlan?.id}
           onSelectPlan={handleSelectPlan}
         />
+
+        {/* 参考文献入口 */}
+        <View style={styles.referencesSection}>
+          <TouchableOpacity
+            style={styles.referencesButton}
+            onPress={() => router.push(ROUTES.FASTING_REFERENCES)}
+            activeOpacity={0.8}
+          >
+            {isLiquidGlassAvailable() ? (
+              <GlassView
+                style={styles.referencesGlass}
+                glassEffectStyle="clear"
+                tintColor="rgba(46, 49, 66, 0.05)"
+                isInteractive={true}
+              >
+                <View style={styles.referencesContent}>
+                  <Ionicons name="library-outline" size={20} color="#2E3142" />
+                  <Text style={styles.referencesText}>参考文献与医学来源</Text>
+                  <Ionicons name="chevron-forward" size={16} color="#6F7D87" />
+                </View>
+              </GlassView>
+            ) : (
+              <View style={[styles.referencesGlass, styles.referencesFallback]}>
+                <View style={styles.referencesContent}>
+                  <Ionicons name="library-outline" size={20} color="#2E3142" />
+                  <Text style={styles.referencesText}>参考文献与医学来源</Text>
+                  <Ionicons name="chevron-forward" size={16} color="#6F7D87" />
+                </View>
+              </View>
+            )}
+          </TouchableOpacity>
+        </View>
       </ScrollView>
 
       <FastingStartPickerModal
@@ -766,4 +799,34 @@ const styles = StyleSheet.create({
     fontWeight: '600',
     color: '#2E3142',
   },
+  referencesSection: {
+    marginTop: 24,
+    marginBottom: 20,
+  },
+  referencesButton: {
+    borderRadius: 20,
+    overflow: 'hidden',
+  },
+  referencesGlass: {
+    borderRadius: 20,
+    paddingVertical: 16,
+    paddingHorizontal: 20,
+  },
+  referencesFallback: {
+    backgroundColor: 'rgba(246, 248, 250, 0.8)',
+    borderWidth: 1,
+    borderColor: 'rgba(46, 49, 66, 0.1)',
+  },
+  referencesContent: {
+    flexDirection: 'row',
+    alignItems: 'center',
+  },
+  referencesText: {
+    flex: 1,
+    fontSize: 16,
+    fontWeight: '600',
+    color: '#2E3142',
+    marginLeft: 12,
+    marginRight: 8,
+  },
 });

app/(tabs)/medications.tsx

@@ -3,12 +3,14 @@ import { DateSelector } from '@/components/DateSelector';
 import { MedicationCard } from '@/components/medication/MedicationCard';
 import { ThemedText } from '@/components/ThemedText';
 import { IconSymbol } from '@/components/ui/IconSymbol';
+import { MedicalDisclaimerSheet } from '@/components/ui/MedicalDisclaimerSheet';
 import { Colors } from '@/constants/Colors';
 import { useAppDispatch, useAppSelector } from '@/hooks/redux';
 import { useColorScheme } from '@/hooks/useColorScheme';
 import { medicationNotificationService } from '@/services/medicationNotifications';
 import { fetchMedicationRecords, fetchMedications, selectMedicationDisplayItemsByDate } from '@/store/medicationsSlice';
 import { DEFAULT_MEMBER_NAME } from '@/store/userSlice';
+import { getItemSync, setItemSync } from '@/utils/kvStore';
 import { convertMedicationDataToWidget, refreshWidget, syncMedicationDataToWidget } from '@/utils/widgetDataSync';
 import { useFocusEffect } from '@react-navigation/native';
 import dayjs, { Dayjs } from 'dayjs';
@@ -29,6 +31,9 @@ import { useSafeAreaInsets } from 'react-native-safe-area-context';
 
 dayjs.locale('zh-cn');
 
+// 本地存储键名：医疗免责声明已读状态
+const MEDICAL_DISCLAIMER_READ_KEY = 'medical_disclaimer_read';
+
 type MedicationFilter = 'all' | 'taken' | 'missed';
 
 type ThemeColors = (typeof Colors)[keyof typeof Colors];
@@ -46,15 +51,37 @@ export default function MedicationsScreen() {
   const celebrationRef = useRef<CelebrationAnimationRef>(null);
   const celebrationTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
   const [isCelebrationVisible, setIsCelebrationVisible] = useState(false);
+  const [disclaimerVisible, setDisclaimerVisible] = useState(false);
 
   // 从 Redux 获取数据
   const selectedKey = selectedDate.format('YYYY-MM-DD');
   const medicationsForDay = useAppSelector((state) => selectMedicationDisplayItemsByDate(selectedKey)(state));
 
   const handleOpenAddMedication = useCallback(() => {
+    // 检查是否已经读过免责声明
+    const hasRead = getItemSync(MEDICAL_DISCLAIMER_READ_KEY);
+    
+    if (hasRead === 'true') {
+      // 已读过，直接跳转
+      router.push('/medications/add-medication');
+    } else {
+      // 未读过，显示医疗免责声明弹窗
+      setDisclaimerVisible(true);
+    }
+  }, []);
+
+  const handleDisclaimerConfirm = useCallback(() => {
+    // 用户同意免责声明后，记录已读状态，关闭弹窗并跳转到添加页面
+    setItemSync(MEDICAL_DISCLAIMER_READ_KEY, 'true');
+    setDisclaimerVisible(false);
     router.push('/medications/add-medication');
   }, []);
 
+  const handleDisclaimerClose = useCallback(() => {
+    // 用户不接受免责声明，只关闭弹窗，不跳转，不记录已读状态
+    setDisclaimerVisible(false);
+  }, []);
+
   const handleOpenMedicationManagement = useCallback(() => {
     router.push('/medications/manage-medications');
   }, []);
@@ -328,6 +355,13 @@ export default function MedicationsScreen() {
           </View>
         )}
       </ScrollView>
+
+      {/* 医疗免责声明弹窗 */}
+      <MedicalDisclaimerSheet
+        visible={disclaimerVisible}
+        onClose={handleDisclaimerClose}
+        onConfirm={handleDisclaimerConfirm}
+      />
     </View>
   );
 }

app/(tabs)/personal.tsx

@@ -435,6 +435,16 @@ export default function PersonalScreen() {
         },
       ],
     },
+    {
+      title: t('personal.sections.medicalSources'),
+      items: [
+        {
+          icon: 'medkit-outline' as React.ComponentProps<typeof Ionicons>['name'],
+          title: t('personal.menu.whoSource'),
+          onPress: () => Linking.openURL('https://www.who.int'),
+        },
+      ],
+    },
     {
       title: t('personal.language.title'),
       items: [

app/fasting/references.tsx

@@ -0,0 +1,300 @@
+import { Colors } from '@/constants/Colors';
+import { useColorScheme } from '@/hooks/useColorScheme';
+import { Ionicons } from '@expo/vector-icons';
+import { GlassView, isLiquidGlassAvailable } from 'expo-glass-effect';
+import { useRouter } from 'expo-router';
+import React from 'react';
+import { Linking, ScrollView, StyleSheet, Text, TouchableOpacity, View } from 'react-native';
+import { useSafeAreaInsets } from 'react-native-safe-area-context';
+
+// 参考文献数据
+const references = [
+    {
+    id: 5,
+    name: '中国国家卫生健康委员会（国家卫健委）',
+    englishName: 'National Health Commission of the People\'s Republic of China',
+    url: 'http://www.nhc.gov.cn',
+    note: '（用于中文用户环境非常合适）',
+  },
+  {
+    id: 1,
+    name: '美国国立卫生研究院（NIH）',
+    englishName: 'National Institutes of Health',
+    url: 'https://www.nih.gov',
+  },
+  {
+    id: 3,
+    name: '世界卫生组织（WHO）',
+    englishName: 'World Health Organization',
+    url: 'https://www.who.int',
+  },
+
+  {
+    id: 6,
+    name: '中国营养学会（Chinese Nutrition Society）',
+    englishName: 'Chinese Nutrition Society',
+    url: 'https://www.cnsoc.org',
+  },
+];
+
+export default function FastingReferencesScreen() {
+  const router = useRouter();
+  const insets = useSafeAreaInsets();
+  const theme = useColorScheme() ?? 'light';
+  const colors = Colors[theme];
+  const glassAvailable = isLiquidGlassAvailable();
+
+  const handleBack = () => {
+    router.back();
+  };
+
+  const handleLinkPress = async (url: string) => {
+    try {
+      const canOpen = await Linking.canOpenURL(url);
+      if (canOpen) {
+        await Linking.openURL(url);
+      } else {
+        console.log('无法打开链接:', url);
+      }
+    } catch (error) {
+      console.error('打开链接时发生错误:', error);
+    }
+  };
+
+  return (
+    <View style={[styles.safeArea, { backgroundColor: '#ffffff' }]}>
+      {/* 固定悬浮的返回按钮 */}
+      <View style={[styles.backButtonContainer, { paddingTop: insets.top + 12 }]}>
+        <TouchableOpacity style={styles.backButton} onPress={handleBack} activeOpacity={0.8}>
+          {glassAvailable ? (
+            <GlassView
+              style={styles.backButtonGlass}
+              glassEffectStyle="regular"
+              tintColor="rgba(255,255,255,0.4)"
+              isInteractive={true}
+            >
+              <Ionicons name="chevron-back" size={24} color="#2E3142" />
+            </GlassView>
+          ) : (
+            <View style={styles.backButtonFallback}>
+              <Ionicons name="chevron-back" size={24} color="#2E3142" />
+            </View>
+          )}
+        </TouchableOpacity>
+      </View>
+
+      <ScrollView 
+        contentContainerStyle={[
+          styles.scrollContainer,
+          { paddingTop: insets.top + 80 }
+        ]}
+        showsVerticalScrollIndicator={false}
+      >
+        <View style={styles.headerSection}>
+          <Text style={styles.title}>参考文献与医学来源</Text>
+          <Text style={styles.subtitle}>
+            本应用的断食相关功能和建议基于以下权威医学机构的科学研究和指导原则
+          </Text>
+        </View>
+
+        <View style={styles.referencesList}>
+          {references.map((reference) => (
+            <View key={reference.id} style={styles.referenceCard}>
+              <View style={styles.referenceHeader}>
+                <View style={styles.referenceIcon}>
+                  <Ionicons name="medical-outline" size={24} color="#2E3142" />
+                </View>
+                <View style={styles.referenceInfo}>
+                  <Text style={styles.referenceName}>{reference.name}</Text>
+                  <Text style={styles.referenceEnglishName}>{reference.englishName}</Text>
+                </View>
+              </View>
+              
+              <TouchableOpacity
+                style={styles.referenceLink}
+                onPress={() => handleLinkPress(reference.url)}
+                activeOpacity={0.8}
+              >
+                <Text style={styles.referenceUrl}>{reference.url}</Text>
+                <Ionicons name="open-outline" size={16} color="#6F7D87" />
+              </TouchableOpacity>
+              
+              {reference.note && (
+                <Text style={styles.referenceNote}>{reference.note}</Text>
+              )}
+            </View>
+          ))}
+        </View>
+
+        <View style={styles.disclaimerSection}>
+          <View style={styles.disclaimerHeader}>
+            <Ionicons name="information-circle-outline" size={20} color="#6F7D87" />
+            <Text style={styles.disclaimerTitle}>重要声明</Text>
+          </View>
+          <Text style={styles.disclaimerText}>
+            本应用提供的断食相关信息仅供参考，不能替代专业医疗建议。在开始任何断食计划前，
+            请咨询医生或专业医疗人员的意见，特别是如果您有基础疾病、正在服药或处于特殊生理时期（如怀孕、哺乳期等）。
+          </Text>
+        </View>
+      </ScrollView>
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  safeArea: {
+    flex: 1,
+  },
+  backButtonContainer: {
+    position: 'absolute',
+    top: 0,
+    left: 24,
+    zIndex: 10,
+  },
+  backButton: {
+    width: 44,
+    height: 44,
+    borderRadius: 22,
+    alignItems: 'center',
+    justifyContent: 'center',
+    shadowColor: '#000',
+    shadowOffset: {
+      width: 0,
+      height: 4,
+    },
+    shadowOpacity: 0.15,
+    shadowRadius: 8,
+    elevation: 8,
+  },
+  backButtonGlass: {
+    width: 44,
+    height: 44,
+    borderRadius: 22,
+    alignItems: 'center',
+    justifyContent: 'center',
+    borderWidth: 1,
+    borderColor: 'rgba(255,255,255,0.3)',
+    overflow: 'hidden',
+  },
+  backButtonFallback: {
+    width: 44,
+    height: 44,
+    borderRadius: 22,
+    alignItems: 'center',
+    justifyContent: 'center',
+    backgroundColor: 'rgba(255,255,255,0.85)',
+    borderWidth: 1,
+    borderColor: 'rgba(255,255,255,0.5)',
+  },
+  scrollContainer: {
+    paddingHorizontal: 24,
+    paddingBottom: 40,
+  },
+  headerSection: {
+    alignItems: 'center',
+    marginBottom: 32,
+  },
+  title: {
+    fontSize: 28,
+    fontWeight: '800',
+    color: '#2E3142',
+    marginBottom: 12,
+    textAlign: 'center',
+  },
+  subtitle: {
+    fontSize: 16,
+    color: '#6F7D87',
+    textAlign: 'center',
+    lineHeight: 24,
+    paddingHorizontal: 20,
+  },
+  referencesList: {
+    marginBottom: 32,
+  },
+  referenceCard: {
+    backgroundColor: '#FFFFFF',
+    borderRadius: 20,
+    padding: 20,
+    marginBottom: 16,
+    shadowColor: '#000',
+    shadowOffset: {
+      width: 0,
+      height: 8,
+    },
+    shadowOpacity: 0.06,
+    shadowRadius: 16,
+    elevation: 4,
+  },
+  referenceHeader: {
+    flexDirection: 'row',
+    alignItems: 'flex-start',
+    marginBottom: 12,
+  },
+  referenceIcon: {
+    width: 48,
+    height: 48,
+    borderRadius: 24,
+    backgroundColor: 'rgba(46, 49, 66, 0.08)',
+    alignItems: 'center',
+    justifyContent: 'center',
+    marginRight: 16,
+  },
+  referenceInfo: {
+    flex: 1,
+  },
+  referenceName: {
+    fontSize: 16,
+    fontWeight: '700',
+    color: '#2E3142',
+    marginBottom: 4,
+  },
+  referenceEnglishName: {
+    fontSize: 14,
+    color: '#6F7D87',
+    lineHeight: 20,
+  },
+  referenceLink: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    justifyContent: 'space-between',
+    backgroundColor: 'rgba(111, 125, 135, 0.08)',
+    paddingHorizontal: 16,
+    paddingVertical: 12,
+    borderRadius: 12,
+    marginBottom: 8,
+  },
+  referenceUrl: {
+    fontSize: 14,
+    color: '#2E3142',
+    flex: 1,
+  },
+  referenceNote: {
+    fontSize: 13,
+    color: '#8A96A3',
+    fontStyle: 'italic',
+    lineHeight: 18,
+  },
+  disclaimerSection: {
+    backgroundColor: 'rgba(255, 248, 225, 0.6)',
+    borderRadius: 20,
+    padding: 20,
+    borderWidth: 1,
+    borderColor: 'rgba(255, 193, 7, 0.2)',
+  },
+  disclaimerHeader: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    marginBottom: 12,
+  },
+  disclaimerTitle: {
+    fontSize: 16,
+    fontWeight: '700',
+    color: '#2E3142',
+    marginLeft: 8,
+  },
+  disclaimerText: {
+    fontSize: 14,
+    color: '#5B6572',
+    lineHeight: 22,
+  },
+});