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。

api/index.js

@@ -237,6 +237,21 @@ export function applicationFormMePage(params = {}, language) {
   })
 }
 
+export function applicationFormDetail(detailCode = '', language) {
+  const normalizedDetailCode = String(detailCode || '').trim()
+  if (!normalizedDetailCode) {
+    return Promise.reject(new Error('申请明细编码不能为空'))
+  }
+
+  return request({
+    url: `/applicationform/detail/${encodeURIComponent(normalizedDetailCode)}`,
+    method: 'GET',
+    header: {
+      'X-Requested-Language': resolveLanguageHeader(language)
+    }
+  })
+}
+
 // --- 工单 ---
 export function ticketOrderPage(params = {}, language) {
   return request({
@@ -526,6 +541,24 @@ export function accountQueryBill(params = {}, language) {
   })
 }
 
+export function accountQueryBillPreview(params = {}, language) {
+  const query = params || {}
+  const orderNo = String(query.orderNo || query.OrderNo || '').trim()
+  if (!orderNo) {
+    return Promise.reject(new Error('订单号不能为空'))
+  }
+  return request({
+    url: '/accountquery/bill-preview',
+    method: 'GET',
+    params: {
+      OrderNo: orderNo
+    },
+    header: {
+      'X-Requested-Language': resolveLanguageHeader(language)
+    }
+  })
+}
+
 export function paymentBillPay(data = {}, language) {
   const payload = data || {}
   return request({
@@ -576,9 +609,13 @@ export function paymentStatusByBillNo(params = {}, language) {
 }
 
 export function userDetailCancel(data = {}, language) {
-  const payload = data || {}
+  const source = data || {}
+  const payload = {
+    detailCode: String(source.detailCode || source.code || source.referenceTypeNo || '').trim(),
+    remark: source.remark == null ? '' : String(source.remark)
+  }
   return request({
-    url: '/ApplicationForm/user/detail/cancel',
+    url: '/applicationform/user/detail/cancel',
     method: 'POST',
     data: payload,
     header: {