diff --git a/pets-fe/pages/community/community.js b/pets-fe/pages/community/community.js
index 15af1d2..537345f 100644
--- a/pets-fe/pages/community/community.js
+++ b/pets-fe/pages/community/community.js
@@ -1,5 +1,6 @@
 const store = require('../../utils/store.js');
 const api = require('../../utils/api.js');
+const { toastErr } = require('../../utils/ui.js');
 
 const TAG_CLASS = { 求助: 'warn', 经验: 'blue', 精选: 'purple', 避坑: 'red', 晒宠: '' };
 
@@ -33,6 +34,8 @@ Page({
     sheetShow: false,
     sheetType: '',
     sheetPostId: '',
+    loaded: false,
+    loadErr: '',
   },
   onLoad() {
     this._unsub = store.subscribe((pet) => this.setData({ pet }));
@@ -54,10 +57,15 @@ Page({
   },
   loadPosts() {
     const tab = this.data.feedTabs[this.data.feedIdx];
+    this.setData({ loadErr: '' });
     api
       .listPosts(tab, 1)
-      .then((page) => this.setData({ posts: (page.list || []).map(mapPost) }))
-      .catch(() => {});
+      .then((page) => this.setData({ posts: (page.list || []).map(mapPost), loaded: true }))
+      .catch((e) => {
+        // 不能让「加载失败」显示成「还没有帖子」，那是在骗用户
+        this.setData({ loadErr: e.message || '加载失败', loaded: true });
+        toastErr(e);
+      });
   },
   switchFeedTab(e) {
     this.setData({ feedIdx: e.currentTarget.dataset.index });
diff --git a/pets-fe/pages/community/community.wxml b/pets-fe/pages/community/community.wxml
index 9d16386..06c4830 100644
--- a/pets-fe/pages/community/community.wxml
+++ b/pets-fe/pages/community/community.wxml
@@ -41,7 +41,13 @@ module.exports.isUrl = function (s) { return s && s.indexOf('http') === 0; }
     </view>
   </view>
 
-  <view wx:if="{{posts.length === 0}}" class="empty-hint">还没有帖子，来发第一条吧 🐾</view>
+  <view wx:if="{{loadErr}}" class="empty-hint">
+    {{loadErr}}
+    <view class="retry-btn" bindtap="loadPosts">点击重试</view>
+  </view>
+  <view wx:elif="{{loaded && posts.length === 0}}" class="empty-hint">
+    {{feedTabs[feedIdx] === '关注' ? '还没有关注的人，去「推荐」里关注几个宠友吧 🐾' : '还没有帖子，来发第一条吧 🐾'}}
+  </view>
 </view>
 </scroll-view>
 
diff --git a/pets-fe/pages/community/community.wxss b/pets-fe/pages/community/community.wxss
index 1997f84..e25dce0 100644
--- a/pets-fe/pages/community/community.wxss
+++ b/pets-fe/pages/community/community.wxss
@@ -53,3 +53,4 @@ page{height:100vh;overflow:hidden;display:flex;flex-direction:column}
   color:var(--primary-dark);background:#FFF2DC;border:1rpx solid #FFD39A;
 }
 .follow-btn.on{color:var(--muted);background:#F4F1EC;border-color:var(--line)}
+.retry-btn{margin-top:20rpx;display:inline-block;padding:12rpx 36rpx;border-radius:999rpx;background:#FFF2DC;color:var(--primary-dark);font-weight:700;font-size:26rpx}
diff --git a/pets-fe/pages/home/home.js b/pets-fe/pages/home/home.js
index 22710be..819e3f3 100644
--- a/pets-fe/pages/home/home.js
+++ b/pets-fe/pages/home/home.js
@@ -1,5 +1,6 @@
 const store = require('../../utils/store.js');
 const api = require('../../utils/api.js');
+const { toastErr } = require('../../utils/ui.js');
 
 function todayStr() {
   const d = new Date();
@@ -34,6 +35,8 @@ Page({
     this.setData({ todayDate: todayStr() });
     this._unsub = store.subscribe((pet) => {
       this.setData({ pet });
+      // 首次由 onShow 统一加载，这里只处理之后的「切换宠物 / 数据变更」，避免重复请求
+      if (!this._inited) return;
       this.loadAll();
     });
   },
@@ -47,6 +50,7 @@ Page({
     store
       .ready()
       .then(() => {
+        this._inited = true;
         this.setData({ pet: store.getPet() });
         this.loadAll();
       })
@@ -72,7 +76,7 @@ Page({
     api
       .homeSummary(id)
       .then((summary) => this.setData({ summary }))
-      .catch(() => {});
+      .catch((e) => toastErr(e));
   },
   loadTasks() {
     const id = store.currentPetId();
@@ -81,7 +85,7 @@ Page({
     api
       .getTasks(id, date)
       .then((tasks) => this.setData({ tasks: (tasks || []).map(mapTask) }))
-      .catch(() => {});
+      .catch((e) => toastErr(e));
   },
   onTapDay(e) {
     const { date, active } = e.currentTarget.dataset;
@@ -130,8 +134,9 @@ Page({
     this.setData({ sheetType: type, sheetShow: true });
   },
   closeSheet() {
+    // 只关闭。数据变更由 bind:saved 或 store 的宠物变更通知触发刷新，
+    // 不必每次关弹层（哪怕只是看了眼 AI）都全量重拉一遍
     this.setData({ sheetShow: false });
-    this.loadAll();
   },
   onSheetSave() {
     this.loadTasks();
diff --git a/pets-fe/pages/home/home.wxml b/pets-fe/pages/home/home.wxml
index 503e14f..558e5ac 100644
--- a/pets-fe/pages/home/home.wxml
+++ b/pets-fe/pages/home/home.wxml
@@ -97,4 +97,4 @@
 </scroll-view>
 
 <fab bind:tap="onFab"></fab>
-<bottom-sheet show="{{sheetShow}}" type="{{sheetType}}" bind:close="closeSheet" bind:save="onSheetSave"></bottom-sheet>
+<bottom-sheet show="{{sheetShow}}" type="{{sheetType}}" bind:close="closeSheet" bind:saved="onSheetSave"></bottom-sheet>
diff --git a/pets-fe/pages/plan/plan.js b/pets-fe/pages/plan/plan.js
index 7e6378a..f92a611 100644
--- a/pets-fe/pages/plan/plan.js
+++ b/pets-fe/pages/plan/plan.js
@@ -46,6 +46,7 @@ Page({
   onLoad() {
     this._unsub = store.subscribe((pet) => {
       this.setData({ pet, calLoaded: false });
+      if (!this._inited) return; // 首次由 onShow 加载
       this.loadTimeline();
       if (this.data.planView === 'calendar') this.loadCalendar();
     });
@@ -60,6 +61,7 @@ Page({
     store
       .ready()
       .then(() => {
+        this._inited = true;
         this.setData({ pet: store.getPet() });
         this.loadTimeline();
       })
diff --git a/pets-fe/pages/record/record.js b/pets-fe/pages/record/record.js
index 99d3045..45bae8b 100644
--- a/pets-fe/pages/record/record.js
+++ b/pets-fe/pages/record/record.js
@@ -1,5 +1,6 @@
 const store = require('../../utils/store.js');
 const api = require('../../utils/api.js');
+const { toastErr } = require('../../utils/ui.js');
 
 function pad(n) {
   return n < 10 ? '0' + n : '' + n;
@@ -90,6 +91,7 @@ Page({
   onLoad() {
     this._unsub = store.subscribe((pet) => {
       this.setData({ pet });
+      if (!this._inited) return; // 首次由 onShow 加载
       this.loadRecords();
     });
   },
@@ -103,6 +105,7 @@ Page({
     store
       .ready()
       .then(() => {
+        this._inited = true;
         this.setData({ pet: store.getPet() });
         this.loadRecords();
       })
@@ -145,7 +148,7 @@ Page({
         const list = (res.list || []).map(mapRecord);
         this.setData({ timeline: list, recPage: 1, recTotal: res.total || 0, recHasMore: list.length < (res.total || 0) });
       })
-      .catch(() => {});
+      .catch((e) => toastErr(e));
     this.loadTrend();
   },
   loadMoreRecords() {
diff --git a/pets-fe/pages/report/report.js b/pets-fe/pages/report/report.js
index 5e3d16f..c064f85 100644
--- a/pets-fe/pages/report/report.js
+++ b/pets-fe/pages/report/report.js
@@ -14,6 +14,7 @@ Page({
   onLoad() {
     this._unsub = store.subscribe((pet) => {
       this.setData({ pet });
+      if (!this._inited) return; // 首次由 onShow 加载
       this.loadData();
     });
   },
@@ -27,6 +28,7 @@ Page({
     store
       .ready()
       .then(() => {
+        this._inited = true;
         this.setData({ pet: store.getPet() });
         this.loadData();
       })
diff --git a/pets-fe/utils/config.js b/pets-fe/utils/config.js
index b1825eb..afef976 100644
--- a/pets-fe/utils/config.js
+++ b/pets-fe/utils/config.js
@@ -1,5 +1,7 @@
 // 后端地址。本地联调：微信开发者工具需在「详情 → 本地设置」勾选「不校验合法域名」。
 // 上线时改为你的 https 域名，并在微信公众平台配置 request 合法域名。
-const BASE_URL = 'http://192.168.31.4:9090';
+//const BASE_URL = 'http://192.168.31.4:9090';
+const BASE_URL = 'https://pet.sundynix.cn';
+
 
 module.exports = { BASE_URL };
diff --git a/pets-fe/utils/request.js b/pets-fe/utils/request.js
index 0c15602..609367e 100644
--- a/pets-fe/utils/request.js
+++ b/pets-fe/utils/request.js
@@ -12,14 +12,25 @@ function clearToken() {
   wx.removeStorageSync(TOKEN_KEY);
 }
 
-// 统一请求：注入 token，解析 {code,message,data}，成功返回 data，失败 reject(Error)
-function request({ url, method = 'GET', data, header = {} }) {
+// token 失效时的重新登录钩子，由 store 注册（放在这里避免 request ← api ← store 循环依赖）
+let reAuth = null;
+function setReAuthHandler(fn) {
+  reAuth = fn;
+}
+
+const TIMEOUT = 15000;
+
+// 统一请求：注入 token，解析 {code,message,data}，成功返回 data，失败 reject(Error)。
+// token 失效（40100）时自动重新登录并重试一次，避免 JWT 过期后小程序静默白屏。
+function request(options, _retried) {
+  const { url, method = 'GET', data, header = {} } = options;
   return new Promise((resolve, reject) => {
     const token = getToken();
     wx.request({
       url: BASE_URL + url,
       method,
       data,
+      timeout: TIMEOUT,
       header: Object.assign(
         { 'Content-Type': 'application/json' },
         token ? { Authorization: 'Bearer ' + token } : {},
@@ -29,13 +40,22 @@ function request({ url, method = 'GET', data, header = {} }) {
         const body = res.data;
         if (body && typeof body === 'object' && 'code' in body) {
           if (body.code === 0) return resolve(body.data);
-          if (body.code === 40100) clearToken();
+          if (body.code === 40100) {
+            clearToken();
+            // 只重试一次，防止登录接口本身出问题时无限循环
+            if (!_retried && reAuth) {
+              return reAuth()
+                .then(() => request(options, true).then(resolve, reject))
+                .catch(() => reject(new Error(body.message || '登录已过期，请重进小程序')));
+            }
+          }
           return reject(new Error(body.message || '请求失败'));
         }
         resolve(body);
       },
       fail(err) {
-        reject(new Error((err && err.errMsg) || '网络错误'));
+        const msg = (err && err.errMsg) || '网络错误';
+        reject(new Error(/timeout/i.test(msg) ? '网络超时，请稍后重试' : msg));
       },
     });
   });
@@ -49,6 +69,7 @@ function uploadFile(filePath) {
       url: BASE_URL + '/api/upload',
       filePath,
       name: 'file',
+      timeout: 60000,
       header: token ? { Authorization: 'Bearer ' + token } : {},
       success(res) {
         try {
@@ -66,4 +87,4 @@ function uploadFile(filePath) {
   });
 }
 
-module.exports = { request, uploadFile, getToken, setToken, clearToken };
+module.exports = { request, uploadFile, getToken, setToken, clearToken, setReAuthHandler };
diff --git a/pets-fe/utils/store.js b/pets-fe/utils/store.js
index a37413a..90037c1 100644
--- a/pets-fe/utils/store.js
+++ b/pets-fe/utils/store.js
@@ -1,5 +1,6 @@
 // 全局状态：登录、宠物列表、当前宠物；服务端驱动 + 发布订阅
 const api = require('./api.js');
+const { setReAuthHandler } = require('./request.js');
 
 const state = {
   user: null,
@@ -38,6 +39,12 @@ function subscribe(fn) {
 }
 
 // 登录 + 拉宠物列表（只跑一次）
+// token 失效时清掉引导缓存并重新登录一次，让 request 层能自动重试
+setReAuthHandler(async () => {
+  bootstrapPromise = null;
+  await ready();
+});
+
 function ready() {
   if (!bootstrapPromise) {
     bootstrapPromise = (async () => {
diff --git a/pets-fe/utils/ui.js b/pets-fe/utils/ui.js
new file mode 100644
index 0000000..3793767
--- /dev/null
+++ b/pets-fe/utils/ui.js
@@ -0,0 +1,15 @@
+// 轻量 UI 提示：统一错误反馈，避免请求失败时页面一片空白、用户不知道发生了什么。
+let lastMsg = '';
+let lastAt = 0;
+
+// 提示错误。相同文案 3 秒内不重复弹，避免多个并发请求同时失败时刷屏。
+function toastErr(e, fallback) {
+  const msg = (e && e.message) || fallback || '加载失败';
+  const now = Date.now();
+  if (msg === lastMsg && now - lastAt < 3000) return;
+  lastMsg = msg;
+  lastAt = now;
+  wx.showToast({ title: msg, icon: 'none', duration: 2000 });
+}
+
+module.exports = { toastErr };