feat: 重构核心租住流程页面与交互体验

统一注册、看房、申请与入住等核心页面的视觉和流程衔接，补齐支付、签约与状态流转闭环，提升移动端操作连贯性。

pages/index/component/SelectRoomTab.vue

@@ -196,12 +196,12 @@ export default {
   watch: {
     currentLang() {
       this.loadBannerList()
-      this.loadAreaList()
+      this.refreshSelectRoomState()
     }
   },
   async mounted() {
     this.checkLoginStatus()
-    await Promise.all([this.loadBannerList(), this.loadAreaList()])
+    await this.loadBannerList()
   },
   methods: {
     getLocalizedBannerText(banner = {}, field = '') {
@@ -236,6 +236,29 @@ export default {
       this.isLogin = session.isLogin
       this.userInfo = this.isLogin ? getStoredUser() : null
     },
+    hasActiveReservationFlow() {
+      const storeUser = (this.$store && this.$store.state && this.$store.state.vuex_user) || {}
+      if (storeUser.hasActiveReservationFlow === true) {
+        return true
+      }
+      if (storeUser.hasActiveReservationFlow === false) {
+        return false
+      }
+      const session = getSessionSnapshot()
+      const user = session.currentUser || session.registeredUser || session.resolvedUser || {}
+      if (user.hasActiveReservationFlow === true) {
+        return true
+      }
+      if (user.hasActiveReservationFlow === false) {
+        return false
+      }
+      return false
+    },
+    refreshSelectRoomState() {
+      if (!this.isLogin || !this.hasActiveReservationFlow()) {
+        this.loadAreaList()
+      }
+    },
     loadBannerList() {
       this.isBannerLoading = true
       this.bannerLoadError = ''