diff --git a/src/components/user-center/DeviceList.vue b/src/components/user-center/DeviceList.vue
index c581db0..14815bd 100644
--- a/src/components/user-center/DeviceList.vue
+++ b/src/components/user-center/DeviceList.vue
@@ -1,4 +1,5 @@
 <template>
+  <div v-if="!devices?.length" class="w-full text-center">暂无绑定设备</div>
   <div class="grid min-h-[76px] grid-cols-2 gap-3">
     <div
       v-for="device in devices"
diff --git a/src/components/user-center/OrderStatusDialog.vue b/src/components/user-center/OrderStatusDialog.vue
new file mode 100644
index 0000000..0033235
--- /dev/null
+++ b/src/components/user-center/OrderStatusDialog.vue
@@ -0,0 +1,191 @@
+<template>
+  <Dialog :open="open" @update:open="handleClose">
+    <DialogContent
+      :show-close-button="false"
+      @pointer-down-outside="(event) => event.preventDefault()"
+      @focus-outside="(event) => event.preventDefault()"
+      class="max-w-[345px] rounded-[32px] border-none bg-[#E5E5E5] p-6"
+    >
+      <div class="flex flex-col items-center py-6">
+        <h2 class="mb-1 text-xl font-semibold text-black">订单状态</h2>
+        <div class="mb-10 text-[24px] font-bold text-black">
+          {{ statusInfo.title }}
+        </div>
+
+        <div
+          v-if="statusInfo.description"
+          class="mb-8 text-center text-sm whitespace-pre-line text-gray-600"
+        >
+          {{ statusInfo.description }}
+        </div>
+
+        <div class="mt-4 flex w-full gap-3">
+          <Button
+            variant="secondary"
+            class="h-[50px] flex-1 rounded-[25px] bg-[#D1D1D1] text-lg font-bold text-gray-600 hover:bg-gray-300"
+            @click="handleClose"
+          >
+            关闭
+          </Button>
+          <Button
+            class="h-[50px] flex-1 rounded-[25px] bg-[#ADFF5B] text-lg font-bold text-black hover:bg-[#9EE64F]"
+            @click="handleClose"
+          >
+            返回首页
+          </Button>
+        </div>
+      </div>
+    </DialogContent>
+  </Dialog>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, onMounted, onUnmounted, watch } from 'vue'
+import { Dialog, DialogContent } from '@/components/ui/dialog'
+import { Button } from '@/components/ui/button'
+import request from '@/utils/request'
+
+const emit = defineEmits(['close', 'refresh'])
+
+const open = ref(false)
+const orderNo = ref<string | null>(null)
+const status = ref<number>(1) // 1: Pending, 2: Paid, 3: Finished, 4: Close, 5: Failed, -1: Error
+const countdown = ref('')
+let timer: any = null
+let countdownTimer: any = null
+let createdAt: Date | null = null
+
+const statusInfo = computed(() => {
+  switch (status.value) {
+    case -1:
+      return {
+        title: '检查失败',
+        description: '检查支付状态失败，请稍后刷新页面或联系客服',
+      }
+    case 1:
+      return {
+        title: '待支付',
+        description: `订单正在处理中\n剩余时间: ${countdown.value}`,
+      }
+    case 2:
+      return {
+        title: '支付确认中',
+        description: '订单已支付，系统正在确认，请稍候...',
+      }
+    case 3:
+      return {
+        title: '支付成功',
+        description: '您的订单已支付完成',
+      }
+    case 4:
+      return {
+        title: '订单已关闭',
+        description: '该订单已超时或被手动关闭',
+      }
+    case 5:
+      return {
+        title: '支付失败',
+        description: '订单支付失败，请检查支付信息并重试',
+      }
+    default:
+      return {
+        title: '待支付',
+        description: `订单正在处理中\n剩余时间: ${countdown.value}`,
+      }
+  }
+})
+
+function handleClose() {
+  stopPolling()
+  open.value = false
+  emit('close')
+}
+
+async function checkStatus() {
+  if (!orderNo.value) return
+
+  try {
+    const res: any = await request.get('/api/v1/public/order/detail', { order_no: orderNo.value })
+    // 1. 保存订单创建时间（用于倒计时）
+    if (!createdAt && res.created_at) {
+      const timestamp = res.created_at
+      const isMilliseconds = timestamp > 10000000000
+      createdAt = new Date(isMilliseconds ? timestamp : timestamp * 1000)
+      startCountdown()
+    }
+
+    status.value = res.status
+
+    // 2. 根据状态处理业务逻辑
+    if (status.value === 3) {
+      // Finished
+      stopPolling()
+      emit('refresh')
+    } else if (status.value === 4 || status.value === 5) {
+      // Closed or Failed
+      stopPolling()
+    }
+  } catch (error) {
+    console.error('❌ 查询失败:', error)
+    status.value = -1
+    stopPolling()
+  }
+}
+
+function startPolling() {
+  stopPolling()
+  checkStatus()
+  timer = setInterval(checkStatus, 3000)
+}
+
+function stopPolling() {
+  if (timer) {
+    clearInterval(timer)
+    timer = null
+  }
+  if (countdownTimer) {
+    clearInterval(countdownTimer)
+    countdownTimer = null
+  }
+}
+
+function startCountdown() {
+  if (!createdAt) return
+
+  const updateCountdown = () => {
+    const now = new Date()
+    // 假设订单有效期为 15 分钟 (900 秒)
+    const expiryTime = new Date(createdAt!.getTime() + 900 * 1000)
+    const diff = expiryTime.getTime() - now.getTime()
+    console.log('diff', diff)
+    if (diff <= 0) {
+      countdown.value = '00:00'
+      clearInterval(countdownTimer)
+      return
+    }
+
+    const minutes = Math.floor(diff / 1000 / 60)
+    const seconds = Math.floor((diff / 1000) % 60)
+    countdown.value = `${String(minutes).padStart(2, '0')}:${String(seconds).padStart(2, '0')}`
+  }
+
+  updateCountdown()
+  if (countdownTimer) clearInterval(countdownTimer)
+  countdownTimer = setInterval(updateCountdown, 1000)
+}
+
+function show(no: string) {
+  orderNo.value = no
+  status.value = 1
+  createdAt = null
+  countdown.value = '15:00'
+  open.value = true
+  startPolling()
+}
+
+defineExpose({ show })
+
+onUnmounted(() => {
+  stopPolling()
+})
+</script>
diff --git a/src/pages/UserCenter/index.vue b/src/pages/UserCenter/index.vue
index 5a05543..f479b4d 100644
--- a/src/pages/UserCenter/index.vue
+++ b/src/pages/UserCenter/index.vue
@@ -51,20 +51,27 @@
         @refresh="init"
       />
     </div>
+
+    <OrderStatusDialog ref="orderStatusDialogRef" @close="handleStatusClose" @refresh="init" />
   </div>
 </template>
 
 <script setup lang="ts">
-import { ref, computed } from 'vue'
+import { ref, computed, onMounted } from 'vue'
+import { useRoute, useRouter } from 'vue-router'
 import MobileLayout from './MobileLayout/index.vue'
 import DesktopLayout from './DesktopLayout/index.vue'
+import OrderStatusDialog from '@/components/user-center/OrderStatusDialog.vue'
 import Logo from '@/pages/Home/logo.svg?component'
 import MobileLogo from '@/pages/Home/mobile-logo.svg?component'
 import request from '@/utils/request'
 
+const route = useRoute()
+const router = useRouter()
 // --- State ---
 const selectedPlanId = ref('p2')
-const selectedPayment = ref('alipay') // This variable is no longer directly used for payment selection in the UI, but kept for potential future use or if other parts of the app rely on it.
+const orderStatusDialogRef = ref<InstanceType<typeof OrderStatusDialog> | null>(null)
+const selectedPayment = ref('alipay')
 
 const devices = ref<any[]>([])
 const plans = ref<any[]>([])
@@ -130,7 +137,7 @@ const handlePay = (methodId: number | string) => {
 
   const already = alreadySubscribed.value.find((s: any) => s.subscribe_id === plan.planId)
   const isRenewal = !!already
-  const api = isRenewal ? '/api/v1//public/order/renewal' : '/api/v1/public/order/purchase'
+  const api = isRenewal ? '/api/v1/public/order/renewal' : '/api/v1/public/order/purchase'
   const params: any = {
     subscribe_id: plan.planId,
     quantity: plan.quantity,
@@ -145,11 +152,15 @@ const handlePay = (methodId: number | string) => {
     request
       .post('/api/v1/public/portal/order/checkout', {
         orderNo: res.order_no,
-        returnUrl: window.location.origin,
+        returnUrl: `${window.location.origin}/user-center?order_no=${res.order_no}`,
       })
       .then((checkoutRes: any) => {
         if (checkoutRes.type === 'url' && checkoutRes.checkout_url) {
-          window.location.href = checkoutRes.checkout_url
+          localStorage.setItem('pending_order_no', res.order_no)
+          console.log('pending_order_no', res.order_no)
+          setTimeout(() => {
+            window.location.href = checkoutRes.checkout_url
+          })
         }
       })
   })
@@ -184,7 +195,20 @@ function init() {
     payments.value = res.list?.filter((p: any) => p.platform !== 'apple_iap') || []
   })
 }
-init()
+
+onMounted(() => {
+  init()
+  const orderNo = (route.query.order_no as string) || localStorage.getItem('pending_order_no')
+  if (orderNo) {
+    orderStatusDialogRef.value?.show(orderNo)
+  }
+})
+
+function handleStatusClose() {
+  localStorage.removeItem('pending_order_no')
+  // 清除 URL 中的 order_no，防止刷新再次弹出
+  router.replace({ query: { ...route.query, order_no: undefined } })
+}
 </script>
 
 <style scoped>