更新小程序隐私保护机制，新增手机号一键登录功能，用户需同意隐私协议后方可获取手机号。优化多个页面的登录交互，提升用户体验。调整相关配置以支持新功能。

miniprogram/pages/index/index.js

@@ -61,6 +61,7 @@ Page({
     // 链接卡若 - 留资弹窗
     showLeadModal: false,
     leadPhone: '',
+    showPrivacyModal: false,
 
     // 展开状态（首页精选/最新）
     featuredExpanded: false,
@@ -380,7 +381,7 @@ Page({
   },
 
   closeLeadModal() {
-    this.setData({ showLeadModal: false, leadPhone: '' })
+    this.setData({ showLeadModal: false, leadPhone: '', showPrivacyModal: false })
   },
 
   // 阻止弹窗内部点击事件冒泡到遮罩层
@@ -390,6 +391,15 @@ Page({
     this.setData({ leadPhone: (e.detail.value || '').trim() })
   },
 
+  // 微信隐私协议同意（getPhoneNumber 需先同意）
+  onAgreePrivacyForLead() {
+    if (app._privacyResolve) {
+      app._privacyResolve({ buttonId: 'agree-privacy-btn', event: 'agree' })
+      app._privacyResolve = null
+    }
+    this.setData({ showPrivacyModal: false })
+  },
+
   // 一键获取手机号（微信能力），成功后直接提交链接卡若
   async onGetPhoneNumberForLead(e) {
     if (e.detail.errMsg !== 'getPhoneNumber:ok') {

miniprogram/pages/index/index.wxml

@@ -161,7 +161,11 @@
     <view class="lead-box" catchtap="stopPropagation">
       <text class="lead-title">留下联系方式</text>
       <text class="lead-desc">方便卡若与您联系</text>
-      <button class="lead-get-phone-btn" open-type="getPhoneNumber" bindgetphonenumber="onGetPhoneNumberForLead">一键获取手机号</button>
+      <button id="agree-lead-phone-btn" class="lead-get-phone-btn" open-type="getPhoneNumber|agreePrivacyAuthorization" bindgetphonenumber="onGetPhoneNumberForLead" bindagreeprivacyauthorization="onAgreePrivacyForLead">一键获取手机号</button>
+      <view class="privacy-wechat-row" wx:if="{{showPrivacyModal}}">
+        <text class="privacy-wechat-desc">为获取手机号，请先同意《用户隐私保护指引》</text>
+        <button id="agree-privacy-btn" class="privacy-agree-btn" open-type="agreePrivacyAuthorization" bindagreeprivacyauthorization="onAgreePrivacyForLead">同意</button>
+      </view>
       <text class="lead-divider">或手动输入</text>
       <view class="lead-input-wrap">
         <input class="lead-input" placeholder="请输入手机号" type="number" maxlength="11" value="{{leadPhone}}" bindinput="onLeadPhoneInput"/>

miniprogram/pages/index/index.wxss

@@ -900,6 +900,10 @@
   line-height: normal;
 }
 .lead-get-phone-btn::after { border: none; }
+.privacy-wechat-row { margin: 24rpx 0; padding: 24rpx; background: rgba(0,206,209,0.1); border-radius: 16rpx; }
+.privacy-wechat-desc { display: block; font-size: 26rpx; color: rgba(255,255,255,0.8); margin-bottom: 16rpx; }
+.privacy-agree-btn { width: 100%; padding: 20rpx; background: #07C160; color: #fff; font-size: 28rpx; border-radius: 16rpx; border: none; }
+.privacy-agree-btn::after { border: none; }
 .lead-divider {
   display: block;
   font-size: 24rpx;