fix(结账页面): 修复个人信息录入弹窗的标题和iframe渲染问题

- 移除个人信息录入弹窗打开时的标题修改逻辑
- 调整弹窗位置和高度样式
- 添加iframe的key属性以强制重新渲染

 <template>
     <van-popup
         v-model:show="visible"
-        position="right"
-        :style="{ width: '100%', height: '100%' }"
+        position="bottom"
+        :style="{ width: '100%', height: '80%' }"
         :close-on-click-overlay="false"
         :lock-scroll="true"
+        :close-on-popstate="true"
         @close="handleClose"
     >
         <div class="info-entry-container">
             <!-- 头部导航栏 -->
-            <!-- <div class="header">
+            <div class="header">
                 <h2 class="title">个人信息录入</h2>
-            </div> -->
+            </div>
 
             <!-- iframe容器 -->
             <div class="iframe-container" ref="iframeContainer">
                 <iframe
                     ref="iframeRef"
+                    :key="iframeKey"
                     :src="iframeSrc"
                     frameborder="0"
                     class="form-iframe"
@@ -55,12 +57,17 @@ const emit = defineEmits(['update:show', 'data-received', 'close'])
 const visible = ref(false)
 const iframeRef = ref(null)
 const iframeContainer = ref(null)
+const iframeKey = ref(0) // 用于强制重新渲染iframe
 
 /**
  * 监听show属性变化，同步更新visible状态
  */
 watch(() => props.show, (newVal) => {
     visible.value = newVal
+    // 当弹窗显示时，更新iframe的key以强制重新渲染
+    if (newVal) {
+        iframeKey.value = Date.now()
+    }
 }, { immediate: true })
 
 /**

@@ -255,7 +255,7 @@
 </template>
 
 <script setup>
-import { ref, onMounted, onUnmounted, watch } from 'vue'
+import { ref, onMounted, onUnmounted, watch, nextTick } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 import AppLayout from '@/components/layout/AppLayout.vue'
 import FrostedGlass from '@/components/ui/FrostedGlass.vue'
@@ -391,7 +391,7 @@ watch(showInfoEntry, (newVal) => {
   if (newVal) {
     // 弹窗打开时，修改标题为"个人信息录入"
     // document.title = '个人信息录入'
-    useTitle('个人信息录入')
+    // useTitle('个人信息录入')
   } else {
     // 弹窗关闭时，修改标题为"结账"
     useTitle($route.meta.title)