diff --git a/client/src/api/notification.ts b/client/src/api/notification.ts
index d4542f4..f8d9f51 100644
--- a/client/src/api/notification.ts
+++ b/client/src/api/notification.ts
@@ -9,6 +9,12 @@ export interface Notification {
   is_read: number
   created_at: string
   group_id?: number | null
+  is_pinned?: number
+  is_urgent?: number
+  publish_at?: string | null
+  expire_at?: string | null
+  image_url?: string
+  link_url?: string
 }
 
 /** 通知列表响应 */
@@ -19,11 +25,30 @@ export interface NotificationList {
   pageSize: number
 }
 
+/** 发布公告参数 */
+export interface PublishParams {
+  title: string
+  content?: string
+  type?: 'system' | 'group' | 'personal'
+  group_id?: number
+  is_pinned?: boolean
+  is_urgent?: boolean
+  publish_at?: string
+  expire_at?: string
+  image_url?: string
+  link_url?: string
+}
+
 /** 获取通知列表 */
 export function getNotifications(params?: { type?: string; page?: number; pageSize?: number }) {
   return request<NotificationList>({ url: '/notifications', data: params })
 }
 
+/** 获取置顶/强提醒公告 */
+export function getPinnedNotifications() {
+  return request<Notification[]>({ url: '/notifications/pinned' })
+}
+
 /** 获取未读数量 */
 export function getUnreadCount() {
   return request<{ count: number }>({ url: '/notifications/unread-count' })
@@ -39,7 +64,17 @@ export function markAllRead() {
   return request({ url: '/notifications/read-all', method: 'PUT' })
 }
 
-/** 发布系统公告（管理员） */
-export function publishNotification(data: { title: string; content?: string }) {
-  return request({ url: '/notifications', method: 'POST', data })
+/** 发布公告 */
+export function publishNotification(data: PublishParams) {
+  return request<{ id: number }>({ url: '/notifications', method: 'POST', data })
+}
+
+/** 编辑公告 */
+export function updateNotification(id: number, data: Partial<PublishParams>) {
+  return request({ url: `/notifications/${id}`, method: 'PUT', data })
+}
+
+/** 删除公告 */
+export function deleteNotification(id: number) {
+  return request({ url: `/notifications/${id}`, method: 'DELETE' })
 }
diff --git a/client/src/components/Numpad/Numpad.vue b/client/src/components/Numpad/Numpad.vue
index 937cac6..588397d 100644
--- a/client/src/components/Numpad/Numpad.vue
+++ b/client/src/components/Numpad/Numpad.vue
@@ -52,7 +52,7 @@ function onKeyTap(key: string) {
 
   if (key === '.') {
     if (current.includes('.')) return
-    if (!current) { emitValue('0.'); return }
+    if (!current || current === '0') { emitValue('0.'); return }
   }
 
   let next: string
diff --git a/client/src/pages/add/index.vue b/client/src/pages/add/index.vue
index def4e9d..37aed76 100644
--- a/client/src/pages/add/index.vue
+++ b/client/src/pages/add/index.vue
@@ -149,11 +149,13 @@ onMounted(async () => {
   if (currentCategories.value.length > 0 && !selectedCat.value) {
     selectedCat.value = currentCategories.value[0].id
   }
+  initialLoaded.value = true
 })
 
 // 返回页面时刷新分类（可能新增了分类）
+const initialLoaded = ref(false)
 onShow(() => {
-  catStore.fetchCategories()
+  if (initialLoaded.value) catStore.fetchCategories()
 })
 
 function onDateChange(e: any) {
diff --git a/client/src/pages/admin/index.vue b/client/src/pages/admin/index.vue
index 8f6c264..6f4a4b9 100644
--- a/client/src/pages/admin/index.vue
+++ b/client/src/pages/admin/index.vue
@@ -70,6 +70,74 @@
         </view>
       </view>
     </view>
+
+    <!-- 发布公告弹窗 -->
+    <view class="modal-mask" v-if="showPublishModal" @tap="showPublishModal = false">
+      <view class="publish-modal" @tap.stop>
+        <view class="modal-header">
+          <text class="modal-title">发布公告</text>
+          <view class="modal-close" @tap="showPublishModal = false">
+            <text class="modal-close-text">×</text>
+          </view>
+        </view>
+        <scroll-view class="modal-body" scroll-y>
+          <view class="form-group">
+            <text class="form-label">标题 *</text>
+            <input class="form-input" v-model="publishForm.title" placeholder="输入公告标题" maxlength="100" />
+          </view>
+          <view class="form-group">
+            <text class="form-label">内容</text>
+            <textarea class="form-textarea" v-model="publishForm.content" placeholder="输入公告内容" maxlength="2000" />
+          </view>
+          <view class="form-group">
+            <text class="form-label">链接（可选）</text>
+            <input class="form-input" v-model="publishForm.link_url" placeholder="https://..." />
+          </view>
+          <view class="form-group">
+            <text class="form-label">配图（可选）</text>
+            <view v-if="publishForm.image_url" class="image-preview">
+              <image class="preview-img" :src="publishForm.image_url" mode="aspectFill" />
+              <view class="image-remove" @tap="publishForm.image_url = ''">
+                <text class="image-remove-text">×</text>
+              </view>
+            </view>
+            <view v-else class="image-upload" @tap="chooseImage">
+              <Icon name="plus" :size="40" color="#BFB3B3" />
+              <text class="upload-text">选择图片</text>
+            </view>
+          </view>
+          <view class="form-group">
+            <text class="form-label">定时发布（可选）</text>
+            <picker mode="date" :value="publishForm.publish_at" @change="e => publishForm.publish_at = e.detail.value">
+              <view class="form-input picker-input">
+                <text :class="{ placeholder: !publishForm.publish_at }">{{ publishForm.publish_at || '立即发布' }}</text>
+              </view>
+            </picker>
+          </view>
+          <view class="form-group">
+            <text class="form-label">过期时间（可选）</text>
+            <picker mode="date" :value="publishForm.expire_at" @change="e => publishForm.expire_at = e.detail.value">
+              <view class="form-input picker-input">
+                <text :class="{ placeholder: !publishForm.expire_at }">{{ publishForm.expire_at || '永不过期' }}</text>
+              </view>
+            </picker>
+          </view>
+          <view class="form-row">
+            <view class="switch-item" @tap="publishForm.is_pinned = !publishForm.is_pinned">
+              <text class="switch-label">📌 置顶</text>
+              <view class="switch-toggle" :class="{ on: publishForm.is_pinned }"></view>
+            </view>
+            <view class="switch-item" @tap="publishForm.is_urgent = !publishForm.is_urgent">
+              <text class="switch-label">🔔 强提醒</text>
+              <view class="switch-toggle" :class="{ on: publishForm.is_urgent }"></view>
+            </view>
+          </view>
+        </scroll-view>
+        <view class="modal-footer" @tap="handlePublish">
+          <text class="publish-btn-text">发布</text>
+        </view>
+      </view>
+    </view>
   </view>
 </template>
 
@@ -99,33 +167,56 @@ onMounted(async () => {
 
 function goBack() { uni.navigateBack() }
 function goUsers() { uni.navigateTo({ url: '/pages/admin/users' }) }
+const showPublishModal = ref(false)
+const publishForm = ref({
+  title: '',
+  content: '',
+  is_pinned: false,
+  is_urgent: false,
+  link_url: '',
+  image_url: '',
+  publish_at: '',
+  expire_at: ''
+})
+
 function goNotifications() {
-  uni.showModal({
-    title: '发布公告',
-    editable: true,
-    placeholderText: '输入公告标题',
-    success: async (res) => {
-      if (res.confirm && res.content) {
-        const content = res.content
-        uni.showModal({
-          title: '公告内容',
-          editable: true,
-          placeholderText: '输入公告内容（可选）',
-          success: async (res2) => {
-            if (res2.confirm !== undefined) {
-              try {
-                await publishNotification({ title: content.trim(), content: res2.content || '' })
-                uni.showToast({ title: '已发布', icon: 'success' })
-              } catch (e: any) {
-                uni.showToast({ title: e.message || '发布失败', icon: 'none' })
-              }
-            }
-          }
-        })
-      }
+  publishForm.value = { title: '', content: '', is_pinned: false, is_urgent: false, link_url: '', image_url: '', publish_at: '', expire_at: '' }
+  showPublishModal.value = true
+}
+
+/** 选择配图 */
+function chooseImage() {
+  uni.chooseImage({
+    count: 1,
+    sizeType: ['compressed'],
+    success: (res) => {
+      publishForm.value.image_url = res.tempFilePaths[0]
     }
   })
 }
+
+async function handlePublish() {
+  if (!publishForm.value.title.trim()) {
+    uni.showToast({ title: '请输入标题', icon: 'none' })
+    return
+  }
+  try {
+    await publishNotification({
+      title: publishForm.value.title.trim(),
+      content: publishForm.value.content.trim(),
+      is_pinned: publishForm.value.is_pinned,
+      is_urgent: publishForm.value.is_urgent,
+      link_url: publishForm.value.link_url.trim() || undefined,
+      image_url: publishForm.value.image_url || undefined,
+      publish_at: publishForm.value.publish_at || undefined,
+      expire_at: publishForm.value.expire_at || undefined
+    })
+    showPublishModal.value = false
+    uni.showToast({ title: '已发布', icon: 'success' })
+  } catch (e: any) {
+    uni.showToast({ title: e.message || '发布失败', icon: 'none' })
+  }
+}
 </script>
 
 <style lang="scss" scoped>
@@ -284,4 +375,222 @@ function goNotifications() {
   font-weight: 500;
   color: #2D1B1B;
 }
+
+/* 发布公告弹窗 */
+.modal-mask {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background: rgba(0, 0, 0, 0.4);
+  z-index: 200;
+  display: flex;
+  align-items: flex-end;
+}
+
+.publish-modal {
+  width: 100%;
+  max-height: 85vh;
+  background: #FFFFFF;
+  border-radius: 40rpx 40rpx 0 0;
+  display: flex;
+  flex-direction: column;
+}
+
+.modal-header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 32rpx 40rpx 24rpx;
+  border-bottom: 2rpx solid #F0E0D6;
+}
+
+.modal-title {
+  font-size: 32rpx;
+  font-weight: 600;
+  color: #2D1B1B;
+}
+
+.modal-close {
+  width: 56rpx;
+  height: 56rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  border-radius: 50%;
+  background: #F0E0D6;
+  &:active { background: #E0D6D0; }
+}
+
+.modal-close-text {
+  font-size: 36rpx;
+  color: #8B7E7E;
+  line-height: 1;
+}
+
+.modal-body {
+  flex: 1;
+  padding: 24rpx 40rpx;
+  max-height: 60vh;
+}
+
+.form-group {
+  margin-bottom: 24rpx;
+}
+
+.form-label {
+  font-size: 26rpx;
+  font-weight: 600;
+  color: #2D1B1B;
+  display: block;
+  margin-bottom: 12rpx;
+}
+
+.form-input {
+  width: 100%;
+  height: 80rpx;
+  padding: 0 24rpx;
+  background: #FFF8F0;
+  border-radius: 20rpx;
+  border: 2rpx solid #F0E0D6;
+  font-size: 28rpx;
+  color: #2D1B1B;
+  box-sizing: border-box;
+}
+
+.form-textarea {
+  width: 100%;
+  height: 200rpx;
+  padding: 16rpx 24rpx;
+  background: #FFF8F0;
+  border-radius: 20rpx;
+  border: 2rpx solid #F0E0D6;
+  font-size: 28rpx;
+  color: #2D1B1B;
+  box-sizing: border-box;
+}
+
+.form-row {
+  display: flex;
+  gap: 24rpx;
+}
+
+.switch-item {
+  flex: 1;
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 16rpx 20rpx;
+  background: #FFF8F0;
+  border-radius: 16rpx;
+  border: 2rpx solid #F0E0D6;
+
+  &:active { background: #F0E0D6; }
+}
+
+.switch-label {
+  font-size: 26rpx;
+  color: #2D1B1B;
+}
+
+.switch-toggle {
+  width: 44rpx;
+  height: 24rpx;
+  border-radius: 12rpx;
+  background: #D0C4C4;
+  position: relative;
+  transition: background 0.2s;
+
+  &.on { background: #FF8C69; }
+
+  &::after {
+    content: '';
+    position: absolute;
+    top: 2rpx;
+    left: 2rpx;
+    width: 20rpx;
+    height: 20rpx;
+    border-radius: 50%;
+    background: #FFFFFF;
+    transition: transform 0.2s;
+  }
+
+  &.on::after { transform: translateX(20rpx); }
+}
+
+.modal-footer {
+  padding: 24rpx 40rpx 40rpx;
+  border-top: 2rpx solid #F0E0D6;
+}
+
+.publish-btn-text {
+  display: block;
+  text-align: center;
+  font-size: 30rpx;
+  font-weight: 600;
+  color: #FFFFFF;
+  padding: 20rpx;
+  background: linear-gradient(135deg, #FF8C69, #E67355);
+  border-radius: 20rpx;
+
+  &:active { opacity: 0.8; }
+}
+
+.image-upload {
+  width: 200rpx;
+  height: 200rpx;
+  border: 2rpx dashed #D0C4C4;
+  border-radius: 16rpx;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 8rpx;
+
+  &:active { background: #FFF8F0; }
+}
+
+.upload-text {
+  font-size: 24rpx;
+  color: #BFB3B3;
+}
+
+.image-preview {
+  position: relative;
+  width: 200rpx;
+  height: 200rpx;
+}
+
+.preview-img {
+  width: 100%;
+  height: 100%;
+  border-radius: 16rpx;
+}
+
+.image-remove {
+  position: absolute;
+  top: -12rpx;
+  right: -12rpx;
+  width: 40rpx;
+  height: 40rpx;
+  background: #FF6B6B;
+  border-radius: 50%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.image-remove-text {
+  font-size: 28rpx;
+  color: #FFFFFF;
+  line-height: 1;
+}
+
+.picker-input {
+  display: flex;
+  align-items: center;
+
+  .placeholder { color: #BFB3B3; }
+}
 </style>
diff --git a/client/src/pages/bills/filter-panel.vue b/client/src/pages/bills/filter-panel.vue
index b300488..217b386 100644
--- a/client/src/pages/bills/filter-panel.vue
+++ b/client/src/pages/bills/filter-panel.vue
@@ -13,7 +13,13 @@
         <view class="filter-section">
           <text class="section-label">分类</text>
           <view class="chip-row">
-            <view v-for="cat in categories" :key="cat.id" class="chip" :class="{ active: localFilters.category_ids?.includes(cat.id) }" @tap="toggleCategory(cat.id)">
+            <view
+              v-for="cat in categories"
+              :key="cat.id"
+              class="chip"
+              :class="{ active: localFilters.category_ids?.includes(cat.id) }"
+              @tap="toggleCategory(cat.id)"
+            >
               <text class="chip-text">{{ cat.name }}</text>
             </view>
           </view>
@@ -23,16 +29,30 @@
         <view class="filter-section">
           <text class="section-label">日期范围</text>
           <view class="date-row">
-            <picker mode="date" :value="localFilters.startDate || ''" @change="onStartDateChange">
-              <view class="date-picker">
-                <text class="date-text" :class="{ placeholder: !localFilters.startDate }">{{ localFilters.startDate || '开始日期' }}</text>
-              </view>
+            <picker
+              class="date-picker"
+              mode="date"
+              :value="localFilters.startDate || ''"
+              @change="onStartDateChange"
+            >
+              <text
+                class="date-text"
+                :class="{ placeholder: !localFilters.startDate }"
+                >{{ localFilters.startDate || "开始日期" }}
+              </text>
             </picker>
             <text class="date-sep">至</text>
-            <picker mode="date" :value="localFilters.endDate || ''" @change="onEndDateChange">
-              <view class="date-picker">
-                <text class="date-text" :class="{ placeholder: !localFilters.endDate }">{{ localFilters.endDate || '结束日期' }}</text>
-              </view>
+            <picker
+              class="date-picker"
+              mode="date"
+              :value="localFilters.endDate || ''"
+              @change="onEndDateChange"
+            >
+              <text
+                class="date-text"
+                :class="{ placeholder: !localFilters.endDate }"
+                >{{ localFilters.endDate || "结束日期" }}
+              </text>
             </picker>
           </view>
         </view>
@@ -41,22 +61,41 @@
         <view class="filter-section">
           <text class="section-label">金额区间（元）</text>
           <view class="amount-row">
-            <input class="amount-input" type="digit" v-model="minAmountStr" placeholder="最小金额" />
+            <input
+              class="amount-input"
+              type="digit"
+              v-model="minAmountStr"
+              placeholder="最小金额"
+            />
             <text class="amount-sep">-</text>
-            <input class="amount-input" type="digit" v-model="maxAmountStr" placeholder="最大金额" />
+            <input
+              class="amount-input"
+              type="digit"
+              v-model="maxAmountStr"
+              placeholder="最大金额"
+            />
           </view>
         </view>
 
         <!-- 关键词 -->
         <view class="filter-section">
           <text class="section-label">搜索备注</text>
-          <input class="keyword-input" v-model="localFilters.keyword" placeholder="输入关键词" />
+          <input
+            class="keyword-input"
+            v-model="localFilters.keyword"
+            placeholder="输入关键词"
+          />
         </view>
 
         <!-- 已保存方案 -->
         <view class="filter-section" v-if="savedFilters.length > 0">
           <text class="section-label">已保存方案</text>
-          <view v-for="sf in savedFilters" :key="sf.id" class="saved-item" @tap="applySaved(sf)">
+          <view
+            v-for="sf in savedFilters"
+            :key="sf.id"
+            class="saved-item"
+            @tap="applySaved(sf)"
+          >
             <text class="saved-name">{{ sf.name }}</text>
             <view class="saved-delete" @tap.stop="handleDeleteSaved(sf.id)">
               <text class="saved-delete-text">×</text>
@@ -81,116 +120,152 @@
 </template>
 
 <script setup lang="ts">
-import { ref, reactive, onMounted } from 'vue'
-import { useCategoryStore } from '@/stores/category'
-import { useFilterStore } from '@/stores/filter'
-import type { FilterParams, SavedFilter } from '@/api/filter'
+import { ref, reactive, onMounted } from "vue";
+import { useCategoryStore } from "@/stores/category";
+import { useFilterStore } from "@/stores/filter";
+import type { FilterParams, SavedFilter } from "@/api/filter";
 
 const emit = defineEmits<{
-  close: []
-  apply: [filters: FilterParams]
-}>()
+  close: [];
+  apply: [filters: FilterParams];
+}>();
 
 const props = defineProps<{
-  initialFilters?: FilterParams
-}>()
+  initialFilters?: FilterParams;
+}>();
 
-const categoryStore = useCategoryStore()
-const filterStore = useFilterStore()
+const categoryStore = useCategoryStore();
+const filterStore = useFilterStore();
 
-const categories = ref<any[]>([])
-const savedFilters = ref<SavedFilter[]>([])
-const minAmountStr = ref('')
-const maxAmountStr = ref('')
+const categories = ref<any[]>([]);
+const savedFilters = ref<SavedFilter[]>([]);
+const minAmountStr = ref("");
+const maxAmountStr = ref("");
 
 const localFilters = reactive<FilterParams>({
-  type: '',
+  type: "",
   category_ids: [],
-  startDate: '',
-  endDate: '',
+  startDate: "",
+  endDate: "",
   minAmount: 0,
   maxAmount: 0,
-  keyword: '',
-})
+  keyword: "",
+});
 
 onMounted(async () => {
-  categories.value = [...categoryStore.getByType('expense'), ...categoryStore.getByType('income')]
-  await filterStore.fetchSavedFilters()
-  savedFilters.value = filterStore.savedFilters
+  initCategorys();
+  initSavedFilters();
 
   // 应用初始筛选条件
   if (props.initialFilters) {
-    Object.assign(localFilters, props.initialFilters)
-    if (localFilters.minAmount != null && localFilters.minAmount > 0) minAmountStr.value = (localFilters.minAmount / 100).toString()
-    if (localFilters.maxAmount != null && localFilters.maxAmount > 0) maxAmountStr.value = (localFilters.maxAmount / 100).toString()
+    Object.assign(localFilters, props.initialFilters);
+    if (localFilters.minAmount != null && localFilters.minAmount > 0)
+      minAmountStr.value = (localFilters.minAmount / 100).toString();
+    if (localFilters.maxAmount != null && localFilters.maxAmount > 0)
+      maxAmountStr.value = (localFilters.maxAmount / 100).toString();
   }
-})
+});
+
+const initCategorys = async () => {
+  await categoryStore.fetchCategories();
+  categories.value = [
+    ...categoryStore.getByType("expense"),
+    ...categoryStore.getByType("income"),
+  ];
+};
+
+const initSavedFilters = async () => {
+  await filterStore.fetchSavedFilters();
+  savedFilters.value = filterStore.savedFilters;
+};
 
 function toggleCategory(id: number) {
-  if (!localFilters.category_ids) localFilters.category_ids = []
-  const idx = localFilters.category_ids.indexOf(id)
+  if (!localFilters.category_ids) localFilters.category_ids = [];
+  const idx = localFilters.category_ids.indexOf(id);
   if (idx >= 0) {
-    localFilters.category_ids.splice(idx, 1)
+    localFilters.category_ids.splice(idx, 1);
   } else {
-    localFilters.category_ids.push(id)
+    localFilters.category_ids.push(id);
   }
 }
 
 function onStartDateChange(e: any) {
-  localFilters.startDate = e.detail.value
+  localFilters.startDate = e.detail.value;
 }
 
 function onEndDateChange(e: any) {
-  localFilters.endDate = e.detail.value
+  localFilters.endDate = e.detail.value;
 }
 
 function handleReset() {
-  Object.assign(localFilters, { type: '', category_ids: [], startDate: '', endDate: '', minAmount: 0, maxAmount: 0, keyword: '' })
-  minAmountStr.value = ''
-  maxAmountStr.value = ''
+  Object.assign(localFilters, {
+    type: "",
+    category_ids: [],
+    startDate: "",
+    endDate: "",
+    minAmount: 0,
+    maxAmount: 0,
+    keyword: "",
+  });
+  minAmountStr.value = "";
+  maxAmountStr.value = "";
 }
 
 function handleApply() {
-  const filters: FilterParams = { ...localFilters }
+  const filters: FilterParams = { ...localFilters };
   // 转换金额：元 → 分
-  filters.minAmount = minAmountStr.value ? Math.round(parseFloat(minAmountStr.value) * 100) : 0
-  filters.maxAmount = maxAmountStr.value ? Math.round(parseFloat(maxAmountStr.value) * 100) : 0
-  emit('apply', filters)
+  filters.minAmount = minAmountStr.value
+    ? Math.round(parseFloat(minAmountStr.value) * 100)
+    : 0;
+  filters.maxAmount = maxAmountStr.value
+    ? Math.round(parseFloat(maxAmountStr.value) * 100)
+    : 0;
+  emit("apply", filters);
 }
 
 async function handleSave() {
-  const filters: FilterParams = { ...localFilters }
-  filters.minAmount = minAmountStr.value ? Math.round(parseFloat(minAmountStr.value) * 100) : 0
-  filters.maxAmount = maxAmountStr.value ? Math.round(parseFloat(maxAmountStr.value) * 100) : 0
+  const filters: FilterParams = { ...localFilters };
+  filters.minAmount = minAmountStr.value
+    ? Math.round(parseFloat(minAmountStr.value) * 100)
+    : 0;
+  filters.maxAmount = maxAmountStr.value
+    ? Math.round(parseFloat(maxAmountStr.value) * 100)
+    : 0;
 
   uni.showModal({
-    title: '保存方案',
+    title: "保存方案",
     editable: true,
-    placeholderText: '输入方案名称',
+    placeholderText: "输入方案名称",
     success: async (res) => {
       if (res.confirm && res.content) {
         try {
-          await filterStore.saveFilter(res.content.trim(), filters)
-          savedFilters.value = filterStore.savedFilters
-          uni.showToast({ title: '已保存', icon: 'success' })
+          await filterStore.saveFilter(res.content.trim(), filters);
+          savedFilters.value = filterStore.savedFilters;
+          uni.showToast({ title: "已保存", icon: "success" });
         } catch (e: any) {
-          uni.showToast({ title: e.message || '保存失败', icon: 'none' })
+          uni.showToast({ title: e.message || "保存失败", icon: "none" });
         }
       }
-    }
-  })
+    },
+  });
 }
 
 function applySaved(sf: SavedFilter) {
-  Object.assign(localFilters, sf.filters)
-  minAmountStr.value = (sf.filters.minAmount != null && sf.filters.minAmount > 0) ? (sf.filters.minAmount / 100).toString() : ''
-  maxAmountStr.value = (sf.filters.maxAmount != null && sf.filters.maxAmount > 0) ? (sf.filters.maxAmount / 100).toString() : ''
+  Object.assign(localFilters, sf.filters);
+  minAmountStr.value =
+    sf.filters.minAmount != null && sf.filters.minAmount > 0
+      ? (sf.filters.minAmount / 100).toString()
+      : "";
+  maxAmountStr.value =
+    sf.filters.maxAmount != null && sf.filters.maxAmount > 0
+      ? (sf.filters.maxAmount / 100).toString()
+      : "";
 }
 
 async function handleDeleteSaved(id: number) {
   try {
-    await filterStore.deleteFilter(id)
-    savedFilters.value = filterStore.savedFilters
+    await filterStore.deleteFilter(id);
+    savedFilters.value = filterStore.savedFilters;
   } catch {}
 }
 </script>
@@ -211,7 +286,7 @@ async function handleDeleteSaved(id: number) {
 .filter-panel {
   width: 100%;
   max-height: 80vh;
-  background: #FFFFFF;
+  background: #ffffff;
   border-radius: 40rpx 40rpx 0 0;
   display: flex;
   flex-direction: column;
@@ -224,13 +299,13 @@ async function handleDeleteSaved(id: number) {
   align-items: center;
   justify-content: space-between;
   padding: 32rpx 40rpx 24rpx;
-  border-bottom: 2rpx solid #F0E0D6;
+  border-bottom: 2rpx solid #f0e0d6;
 }
 
 .filter-title {
   font-size: 32rpx;
   font-weight: 600;
-  color: #2D1B1B;
+  color: #2d1b1b;
 }
 
 .filter-close {
@@ -240,13 +315,15 @@ async function handleDeleteSaved(id: number) {
   align-items: center;
   justify-content: center;
   border-radius: 50%;
-  background: #F0E0D6;
-  &:active { background: #E0D6D0; }
+  background: #f0e0d6;
+  &:active {
+    background: #e0d6d0;
+  }
 }
 
 .filter-close-text {
   font-size: 36rpx;
-  color: #8B7E7E;
+  color: #8b7e7e;
   line-height: 1;
 }
 
@@ -255,6 +332,7 @@ async function handleDeleteSaved(id: number) {
   padding: 24rpx 40rpx;
   max-height: 55vh;
   overflow-x: hidden;
+  box-sizing: border-box;
 }
 
 .filter-section {
@@ -266,7 +344,7 @@ async function handleDeleteSaved(id: number) {
 .section-label {
   font-size: 26rpx;
   font-weight: 600;
-  color: #2D1B1B;
+  color: #2d1b1b;
   display: block;
   margin-bottom: 16rpx;
 }
@@ -281,23 +359,28 @@ async function handleDeleteSaved(id: number) {
 
 .chip {
   padding: 12rpx 24rpx;
-  background: #FFF8F0;
+  background: #fff8f0;
   border-radius: 20rpx;
-  border: 2rpx solid #F0E0D6;
+  border: 2rpx solid #f0e0d6;
   transition: all 0.2s;
 
   &.active {
-    background: #FFE8E0;
-    border-color: #FF8C69;
+    background: #ffe8e0;
+    border-color: #ff8c69;
   }
 
-  &:active { opacity: 0.7; }
+  &:active {
+    opacity: 0.7;
+  }
 }
 
 .chip-text {
   font-size: 24rpx;
-  color: #2D1B1B;
-  .active & { color: #FF8C69; font-weight: 600; }
+  color: #2d1b1b;
+  .active & {
+    color: #ff8c69;
+    font-weight: 600;
+  }
 }
 
 .date-row {
@@ -312,22 +395,24 @@ async function handleDeleteSaved(id: number) {
   flex: 1;
   height: 72rpx;
   padding: 0 20rpx;
-  background: #FFF8F0;
+  background: #fff8f0;
   border-radius: 16rpx;
-  border: 2rpx solid #F0E0D6;
+  border: 2rpx solid #f0e0d6;
   display: flex;
   align-items: center;
 }
 
 .date-text {
   font-size: 26rpx;
-  color: #2D1B1B;
-  &.placeholder { color: #BFB3B3; }
+  color: #2d1b1b;
+  &.placeholder {
+    color: #bfb3b3;
+  }
 }
 
 .date-sep {
   font-size: 26rpx;
-  color: #8B7E7E;
+  color: #8b7e7e;
 }
 
 .amount-row {
@@ -342,27 +427,27 @@ async function handleDeleteSaved(id: number) {
   flex: 1;
   height: 72rpx;
   padding: 0 20rpx;
-  background: #FFF8F0;
+  background: #fff8f0;
   border-radius: 16rpx;
-  border: 2rpx solid #F0E0D6;
+  border: 2rpx solid #f0e0d6;
   font-size: 26rpx;
-  color: #2D1B1B;
+  color: #2d1b1b;
 }
 
 .amount-sep {
   font-size: 26rpx;
-  color: #8B7E7E;
+  color: #8b7e7e;
 }
 
 .keyword-input {
   width: 100%;
   height: 72rpx;
   padding: 0 20rpx;
-  background: #FFF8F0;
+  background: #fff8f0;
   border-radius: 16rpx;
-  border: 2rpx solid #F0E0D6;
+  border: 2rpx solid #f0e0d6;
   font-size: 26rpx;
-  color: #2D1B1B;
+  color: #2d1b1b;
 }
 
 .saved-item {
@@ -370,16 +455,18 @@ async function handleDeleteSaved(id: number) {
   align-items: center;
   justify-content: space-between;
   padding: 16rpx 20rpx;
-  background: #FFF8F0;
+  background: #fff8f0;
   border-radius: 16rpx;
   margin-bottom: 8rpx;
 
-  &:active { background: #F0E0D6; }
+  &:active {
+    background: #f0e0d6;
+  }
 }
 
 .saved-name {
   font-size: 26rpx;
-  color: #2D1B1B;
+  color: #2d1b1b;
 }
 
 .saved-delete {
@@ -388,19 +475,21 @@ async function handleDeleteSaved(id: number) {
   display: flex;
   align-items: center;
   justify-content: center;
-  &:active { opacity: 0.6; }
+  &:active {
+    opacity: 0.6;
+  }
 }
 
 .saved-delete-text {
   font-size: 28rpx;
-  color: #BFB3B3;
+  color: #bfb3b3;
 }
 
 .filter-footer {
   display: flex;
   gap: 16rpx;
   padding: 24rpx 40rpx 40rpx;
-  border-top: 2rpx solid #F0E0D6;
+  border-top: 2rpx solid #f0e0d6;
 }
 
 .footer-btn {
@@ -411,18 +500,34 @@ async function handleDeleteSaved(id: number) {
   align-items: center;
   justify-content: center;
 
-  &.reset { background: #FFF8F0; border: 2rpx solid #F0E0D6; }
-  &.save { background: #FFF0E6; border: 2rpx solid #FF8C69; }
-  &.apply { background: linear-gradient(135deg, #FF8C69, #E67355); }
+  &.reset {
+    background: #fff8f0;
+    border: 2rpx solid #f0e0d6;
+  }
+  &.save {
+    background: #fff0e6;
+    border: 2rpx solid #ff8c69;
+  }
+  &.apply {
+    background: linear-gradient(135deg, #ff8c69, #e67355);
+  }
 
-  &:active { opacity: 0.8; }
+  &:active {
+    opacity: 0.8;
+  }
 }
 
 .footer-btn-text {
   font-size: 28rpx;
   font-weight: 600;
-  &.reset-text { color: #8B7E7E; }
-  &.save-text { color: #FF8C69; }
-  &.apply-text { color: #FFFFFF; }
+  &.reset-text {
+    color: #8b7e7e;
+  }
+  &.save-text {
+    color: #ff8c69;
+  }
+  &.apply-text {
+    color: #ffffff;
+  }
 }
 </style>
diff --git a/client/src/pages/bills/index.vue b/client/src/pages/bills/index.vue
index 05cc092..9a65606 100644
--- a/client/src/pages/bills/index.vue
+++ b/client/src/pages/bills/index.vue
@@ -166,7 +166,7 @@ async function loadTx(reset = false, silent = false) {
   if (filterType.value !== 'all') params.type = filterType.value
   // 合并高级筛选参数
   const af = advancedFilters.value
-  if (af.category_ids?.length === 1) params.category_id = af.category_ids[0]
+  if (af.category_ids?.length) params.category_ids = af.category_ids.join(',')
   if (af.startDate) params.startDate = af.startDate
   if (af.endDate) params.endDate = af.endDate
   if (af.minAmount) params.minAmount = af.minAmount
diff --git a/client/src/pages/budget/index.vue b/client/src/pages/budget/index.vue
index 15d11d8..628e86b 100644
--- a/client/src/pages/budget/index.vue
+++ b/client/src/pages/budget/index.vue
@@ -116,19 +116,22 @@ function syncBudgetData() {
 
 /** 获取个人支出（不传 group_id，始终只算自己的消费） */
 async function fetchMyExpense() {
-  const data = await getOverview({ month: currentMonth, group_id: null })
-  monthExpense.value = Number(data?.expense) || 0
+  try {
+    const data = await getOverview({ month: currentMonth, group_id: null })
+    monthExpense.value = Number(data?.expense) || 0
+  } catch {
+    monthExpense.value = 0
+  }
 }
 
 onMounted(async () => {
   await waitForReady()
   loading.value = true
   try {
-    await Promise.all([
-      budgetStore.fetchBudget(currentMonth),
-      fetchMyExpense()
-    ])
+    await budgetStore.fetchBudget(currentMonth)
     syncBudgetData()
+    // 非关键：支出数据失败不影响预算显示
+    fetchMyExpense()
   } catch (e) {
     console.error('Budget page load error:', e)
   } finally {
@@ -141,11 +144,9 @@ onMounted(async () => {
 onShow(async () => {
   if (!initialLoaded.value) return
   try {
-    await Promise.all([
-      budgetStore.fetchBudget(currentMonth),
-      fetchMyExpense()
-    ])
+    await budgetStore.fetchBudget(currentMonth)
     syncBudgetData()
+    fetchMyExpense()
   } catch {}
 })
 
@@ -419,7 +420,7 @@ function goBack() {
   .preview-skeleton {
     animation: none;
   }
-  .cursor {
+  .input-cursor {
     animation: none;
     opacity: 1;
   }
diff --git a/client/src/pages/index/index.vue b/client/src/pages/index/index.vue
index 4a3901e..be5889f 100644
--- a/client/src/pages/index/index.vue
+++ b/client/src/pages/index/index.vue
@@ -112,6 +112,26 @@
       <Icon name="edit" :size="48" color="#BFB3B3" />
       <text class="state-text">还没有记录，快去记一笔吧</text>
     </view>
+
+    <!-- 强提醒公告弹窗 -->
+    <view class="modal-mask" v-if="urgentNotice" @tap="dismissUrgent">
+      <view class="urgent-modal" @tap.stop>
+        <view class="urgent-header">
+          <Icon name="bell" :size="32" color="#FF8C69" />
+          <text class="urgent-title">{{ urgentNotice.title }}</text>
+        </view>
+        <scroll-view class="urgent-body" scroll-y>
+          <image v-if="urgentNotice.image_url" class="urgent-image" :src="urgentNotice.image_url" mode="widthFix" />
+          <text class="urgent-content">{{ urgentNotice.content }}</text>
+          <view v-if="urgentNotice.link_url" class="urgent-link" @tap="openLink(urgentNotice.link_url)">
+            <text class="urgent-link-text">查看详情</text>
+          </view>
+        </scroll-view>
+        <view class="urgent-footer" @tap="dismissUrgent">
+          <text class="urgent-btn-text">我知道了</text>
+        </view>
+      </view>
+    </view>
   </view>
 </template>
 
@@ -160,6 +180,27 @@ const greeting = computed(() => {
   return '晚上好'
 })
 
+// 强提醒公告：取第一条未读的
+const urgentNotice = computed(() => notifStore.urgentNotifications[0] || null)
+
+function dismissUrgent() {
+  if (urgentNotice.value) {
+    notifStore.markRead(urgentNotice.value.id)
+  }
+}
+
+function openLink(url: string) {
+  // #ifdef H5
+  window.open(url, '_blank')
+  // #endif
+  // #ifdef MP-WEIXIN
+  uni.setClipboardData({
+    data: url,
+    success: () => uni.showToast({ title: '链接已复制', icon: 'success' })
+  })
+  // #endif
+}
+
 async function loadData(silent = false) {
   await waitForReady()
   try {
@@ -167,15 +208,21 @@ async function loadData(silent = false) {
     loadError.value = false
     const now = new Date()
     const today = `${now.getFullYear()}-${String(now.getMonth() + 1).padStart(2, '0')}-${String(now.getDate()).padStart(2, '0')}`
+    // 关键数据：任一失败则显示错误
     await Promise.all([
       statsStore.fetchOverview(),
       budgetStore.fetchBudget(),
       txStore.fetchTransactions({ page: 1 }),
-      fetchTodayData(today),
-      userStore.fetchUserInfo(),
-      notifStore.fetchUnreadCount()
+      fetchTodayData(today)
     ])
     recentTx.value = txStore.transactions.slice(0, 5)
+
+    // 非关键数据：失败不影响页面显示
+    Promise.allSettled([
+      userStore.fetchUserInfo(),
+      notifStore.fetchUnreadCount(),
+      notifStore.fetchUrgentNotifications()
+    ])
   } catch (e) {
     console.error('Load error:', e)
     if (!silent) loadError.value = true
@@ -516,4 +563,85 @@ function goBills() {
   font-size: 28rpx;
   color: #BFB3B3;
 }
+
+/* 强提醒公告弹窗 */
+.modal-mask {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background: rgba(0, 0, 0, 0.5);
+  z-index: 300;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.urgent-modal {
+  width: 80%;
+  max-height: 70vh;
+  background: #FFFFFF;
+  border-radius: 32rpx;
+  overflow: hidden;
+  display: flex;
+  flex-direction: column;
+}
+
+.urgent-header {
+  display: flex;
+  align-items: center;
+  gap: 12rpx;
+  padding: 32rpx 32rpx 16rpx;
+}
+
+.urgent-title {
+  font-size: 32rpx;
+  font-weight: 600;
+  color: #2D1B1B;
+  flex: 1;
+}
+
+.urgent-body {
+  flex: 1;
+  padding: 0 32rpx 24rpx;
+  max-height: 50vh;
+}
+
+.urgent-image {
+  width: 100%;
+  border-radius: 16rpx;
+  margin-bottom: 16rpx;
+}
+
+.urgent-content {
+  font-size: 28rpx;
+  color: #2D1B1B;
+  line-height: 1.6;
+}
+
+.urgent-link {
+  margin-top: 16rpx;
+  padding: 12rpx 0;
+}
+
+.urgent-link-text {
+  font-size: 28rpx;
+  color: #FF8C69;
+  text-decoration: underline;
+}
+
+.urgent-footer {
+  padding: 24rpx 32rpx;
+  border-top: 2rpx solid #F0E0D6;
+  text-align: center;
+
+  &:active { background: #FFF8F0; }
+}
+
+.urgent-btn-text {
+  font-size: 30rpx;
+  font-weight: 600;
+  color: #FF8C69;
+}
 </style>
diff --git a/client/src/pages/notifications/index.vue b/client/src/pages/notifications/index.vue
index eb8e1a7..0a535f2 100644
--- a/client/src/pages/notifications/index.vue
+++ b/client/src/pages/notifications/index.vue
@@ -33,14 +33,30 @@
     </view>
 
     <view v-else class="notification-list">
-      <view v-for="item in list" :key="item.id" class="notification-item" :class="{ unread: !item.is_read }" @tap="handleTap(item)">
+      <view v-for="item in list" :key="item.id" class="notification-item" :class="{ unread: !item.is_read, pinned: item.is_pinned }" @tap="handleTap(item)">
         <view class="notif-icon" :style="{ background: getNotifBg(item.type) }">
           <Icon :name="getIconName(item.type)" :size="28" :color="getIconColor(item.type)" />
         </view>
         <view class="notif-content">
-          <text class="notif-title">{{ item.title }}</text>
+          <view class="notif-title-row">
+            <text v-if="item.is_pinned" class="pin-badge">📌</text>
+            <text class="notif-title">{{ item.title }}</text>
+          </view>
           <text class="notif-body" v-if="item.content">{{ item.content }}</text>
-          <text class="notif-time">{{ formatTime(item.created_at) }}</text>
+          <image v-if="item.image_url" class="notif-image" :src="item.image_url" mode="widthFix" />
+          <view class="notif-meta">
+            <text class="notif-time">{{ formatTime(item.created_at) }}</text>
+            <text v-if="item.link_url" class="notif-link" @tap.stop="openLink(item.link_url)">查看详情</text>
+          </view>
+          <!-- 管理员操作 -->
+          <view v-if="isAdmin && item.type === 'system'" class="admin-actions">
+            <view class="admin-btn" @tap.stop="handleTogglePin(item)">
+              <text class="admin-btn-text">{{ item.is_pinned ? '取消置顶' : '置顶' }}</text>
+            </view>
+            <view class="admin-btn danger" @tap.stop="handleDeleteNotif(item)">
+              <text class="admin-btn-text danger-text">删除</text>
+            </view>
+          </view>
         </view>
         <view v-if="!item.is_read" class="unread-dot"></view>
       </view>
@@ -56,13 +72,16 @@
 import { ref, computed, onMounted } from 'vue'
 import { onShow, onReachBottom } from '@dcloudio/uni-app'
 import { useNotificationStore } from '@/stores/notification'
-import { getNotifications, markRead, markAllRead } from '@/api/notification'
+import { useUserStore } from '@/stores/user'
+import { getNotifications, markRead, markAllRead, deleteNotification, updateNotification } from '@/api/notification'
 import { waitForReady } from '@/utils/app-ready'
 import { statusBarHeight, capsuleRight } from '@/utils/system'
 import Icon from '@/components/Icon/Icon.vue'
 import type { Notification } from '@/api/notification'
 
 const notifStore = useNotificationStore()
+const userStore = useUserStore()
+const isAdmin = computed(() => userStore.userInfo?.role === 'admin')
 
 const tabs = [
   { key: 'all', label: '全部' },
@@ -174,6 +193,48 @@ async function handleMarkAllRead() {
   }
 }
 
+function openLink(url: string) {
+  // #ifdef H5
+  window.open(url, '_blank')
+  // #endif
+  // #ifdef MP-WEIXIN
+  uni.setClipboardData({
+    data: url,
+    success: () => uni.showToast({ title: '链接已复制', icon: 'success' })
+  })
+  // #endif
+}
+
+/** 管理员：切换置顶状态 */
+async function handleTogglePin(item: Notification) {
+  try {
+    await updateNotification(item.id, { is_pinned: !item.is_pinned })
+    item.is_pinned = item.is_pinned ? 0 : 1
+    uni.showToast({ title: item.is_pinned ? '已置顶' : '已取消置顶', icon: 'success' })
+  } catch {
+    uni.showToast({ title: '操作失败', icon: 'none' })
+  }
+}
+
+/** 管理员：删除公告 */
+function handleDeleteNotif(item: Notification) {
+  uni.showModal({
+    title: '删除公告',
+    content: `确定删除「${item.title}」？`,
+    success: async (res) => {
+      if (res.confirm) {
+        try {
+          await deleteNotification(item.id)
+          list.value = list.value.filter(n => n.id !== item.id)
+          uni.showToast({ title: '已删除', icon: 'success' })
+        } catch {
+          uni.showToast({ title: '删除失败', icon: 'none' })
+        }
+      }
+    }
+  })
+}
+
 function goBack() {
   uni.navigateBack()
 }
@@ -301,6 +362,16 @@ onReachBottom(() => {
 
 .notif-content { flex: 1; min-width: 0; }
 
+.notif-title-row {
+  display: flex;
+  align-items: center;
+  gap: 8rpx;
+}
+
+.pin-badge {
+  font-size: 24rpx;
+}
+
 .notif-title {
   font-size: 28rpx;
   font-weight: 600;
@@ -318,11 +389,22 @@ onReachBottom(() => {
   white-space: nowrap;
 }
 
+.notif-image {
+  width: 100%;
+  border-radius: 12rpx;
+  margin-top: 12rpx;
+}
+
+.notif-meta {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  margin-top: 8rpx;
+}
+
 .notif-time {
   font-size: 22rpx;
   color: #BFB3B3;
-  display: block;
-  margin-top: 8rpx;
 }
 
 .unread-dot {
@@ -334,6 +416,17 @@ onReachBottom(() => {
   margin-top: 8rpx;
 }
 
+.notif-link {
+  font-size: 22rpx;
+  color: #FF8C69;
+  text-decoration: underline;
+}
+
+.pinned {
+  border-color: #FF8C69;
+  background: #FFFAF7;
+}
+
 .no-more {
   text-align: center;
   padding: 32rpx 0;
@@ -343,4 +436,25 @@ onReachBottom(() => {
   font-size: 24rpx;
   color: #BFB3B3;
 }
+
+.admin-actions {
+  display: flex;
+  gap: 12rpx;
+  margin-top: 12rpx;
+}
+
+.admin-btn {
+  padding: 8rpx 16rpx;
+  background: #FFF0E6;
+  border-radius: 12rpx;
+
+  &.danger { background: #FFE8E8; }
+  &:active { opacity: 0.7; }
+}
+
+.admin-btn-text {
+  font-size: 22rpx;
+  color: #FF8C69;
+  &.danger-text { color: #FF6B6B; }
+}
 </style>
diff --git a/client/src/pages/profile/index.vue b/client/src/pages/profile/index.vue
index ee2ec50..b4d6fb2 100644
--- a/client/src/pages/profile/index.vue
+++ b/client/src/pages/profile/index.vue
@@ -477,7 +477,7 @@ async function exportData() {
 }
 
 @media (prefers-reduced-motion: reduce) {
-  .p-skeleton {
+  .qs-skeleton {
     animation: none;
   }
 }
diff --git a/client/src/pages/stats/index.vue b/client/src/pages/stats/index.vue
index ef9a6d8..60d86b0 100644
--- a/client/src/pages/stats/index.vue
+++ b/client/src/pages/stats/index.vue
@@ -94,7 +94,7 @@
         :height="420"
       />
       <view class="trend-list">
-        <view v-for="(point, i) in trendData" :key="i" class="trend-item">
+        <view v-for="point in trendData" :key="point.date" class="trend-item">
           <text class="trend-date">{{ point.date.slice(8) }}日</text>
           <view class="trend-bar-bg">
             <view class="trend-bar" :style="{ width: getBarWidth(point.amount) + '%' }"></view>
@@ -119,6 +119,7 @@
 
 <script setup lang="ts">
 import { ref, computed, onMounted, watch } from 'vue'
+import { storeToRefs } from 'pinia'
 import { onShow, onPullDownRefresh } from '@dcloudio/uni-app'
 import { useStatsStore } from '@/stores/stats'
 import { useGroupStore } from '@/stores/group'
@@ -136,9 +137,7 @@ const groupStore = useGroupStore()
 
 const currentMonth = ref(getCurrentMonth())
 const tabType = ref<'expense' | 'income'>('expense')
-const overview = computed(() => statsStore.overview)
-const categoryStats = computed(() => statsStore.categoryStats)
-const trendData = computed(() => statsStore.trendData)
+const { overview, categoryStats, trendData } = storeToRefs(statsStore)
 const loading = ref(true)
 const loadError = ref(false)
 const maxSingle = ref(0)
diff --git a/client/src/stores/group.ts b/client/src/stores/group.ts
index b839e6f..ed9e3ee 100644
--- a/client/src/stores/group.ts
+++ b/client/src/stores/group.ts
@@ -50,19 +50,19 @@ export const useGroupStore = defineStore('group', () => {
     loading.value = true
     try {
       groups.value = await api.getGroups()
+
+      // 仅在成功获取后验证 currentGroupId 是否仍有效
+      if (currentGroupId.value !== null) {
+        const stillValid = groups.value.some(g => g.id === currentGroupId.value)
+        if (!stillValid) {
+          switchToPersonal()
+        }
+      }
     } catch {
-      groups.value = []
+      // 网络失败时保留上次数据，不丢失群组选择
     } finally {
       loading.value = false
     }
-
-    // 验证 currentGroupId 是否仍有效（群组可能已被解散或退出）
-    if (currentGroupId.value !== null) {
-      const stillValid = groups.value.some(g => g.id === currentGroupId.value)
-      if (!stillValid) {
-        switchToPersonal()
-      }
-    }
   }
 
   /** 创建群组 */
diff --git a/client/src/stores/notification.ts b/client/src/stores/notification.ts
index 518fe9b..e8b1f12 100644
--- a/client/src/stores/notification.ts
+++ b/client/src/stores/notification.ts
@@ -1,24 +1,34 @@
 import { defineStore } from 'pinia'
 import { ref } from 'vue'
 import * as api from '@/api/notification'
+import type { Notification } from '@/api/notification'
 
 export const useNotificationStore = defineStore('notification', () => {
   const unreadCount = ref(0)
+  const urgentNotifications = ref<Notification[]>([])
 
   async function fetchUnreadCount() {
     const data = await api.getUnreadCount()
     unreadCount.value = data.count
   }
 
+  /** 获取未读的强提醒公告（首页弹窗用） */
+  async function fetchUrgentNotifications() {
+    urgentNotifications.value = await api.getPinnedNotifications()
+  }
+
   async function markRead(id: number) {
     await api.markRead(id)
     if (unreadCount.value > 0) unreadCount.value--
+    // 从强提醒列表中移除
+    urgentNotifications.value = urgentNotifications.value.filter(n => n.id !== id)
   }
 
   async function markAllRead() {
     await api.markAllRead()
     unreadCount.value = 0
+    urgentNotifications.value = []
   }
 
-  return { unreadCount, fetchUnreadCount, markRead, markAllRead }
+  return { unreadCount, urgentNotifications, fetchUnreadCount, fetchUrgentNotifications, markRead, markAllRead }
 })
diff --git a/client/src/stores/transaction.ts b/client/src/stores/transaction.ts
index 6221d5e..7ca9e9f 100644
--- a/client/src/stores/transaction.ts
+++ b/client/src/stores/transaction.ts
@@ -21,8 +21,7 @@ export const useTransactionStore = defineStore('transaction', () => {
       total.value = data.total
       return data
     } catch (err) {
-      transactions.value = []
-      total.value = 0
+      // 不清空数据，保留上次成功的状态，避免并发请求失败时丢失已有数据
       throw err
     } finally {
       loading.value = false
diff --git a/client/src/utils/request.ts b/client/src/utils/request.ts
index 378745f..9fc681a 100644
--- a/client/src/utils/request.ts
+++ b/client/src/utils/request.ts
@@ -69,13 +69,18 @@ export function request<T = any>(options: RequestOptions): Promise<T> {
 
           if (!isRedirectingToLogin) {
             isRedirectingToLogin = true
-            const retries = [...pendingRetries]
-            pendingRetries = []
 
             reLogin()
-              .then(() => retries.forEach(r => request(r.options).then(r.resolve).catch(r.reject)))
+              .then(() => {
+                // 处理快照时已入队的 + reLogin 期间新入队的请求
+                const retries = [...pendingRetries]
+                pendingRetries = []
+                retries.forEach(r => request(r.options).then(r.resolve).catch(r.reject))
+              })
               .catch(() => {
                 uni.showToast({ title: '登录失败，请刷新页面', icon: 'none' })
+                const retries = [...pendingRetries]
+                pendingRetries = []
                 retries.forEach(r => r.reject({ code: 40100, message: '未登录' }))
               })
               .finally(() => { isRedirectingToLogin = false })
diff --git a/server/src/db/init.ts b/server/src/db/init.ts
index aec1b79..378e999 100644
--- a/server/src/db/init.ts
+++ b/server/src/db/init.ts
@@ -134,6 +134,20 @@ async function runMigrations(conn: mysql.Connection) {
       ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4
     `)
   }
+
+  // 公告系统增强：扩展 notifications 表
+  const hasPinned = await columnExists(conn, 'notifications', 'is_pinned')
+  if (!hasPinned) {
+    console.log('[DB] Migrating: extending notifications table')
+    await conn.query('ALTER TABLE notifications ADD COLUMN is_pinned TINYINT(1) DEFAULT 0 AFTER is_read')
+    await conn.query('ALTER TABLE notifications ADD COLUMN is_urgent TINYINT(1) DEFAULT 0 AFTER is_pinned')
+    await conn.query('ALTER TABLE notifications ADD COLUMN publish_at TIMESTAMP NULL AFTER is_urgent')
+    await conn.query('ALTER TABLE notifications ADD COLUMN expire_at TIMESTAMP NULL AFTER publish_at')
+    await conn.query('ALTER TABLE notifications ADD COLUMN image_url VARCHAR(500) DEFAULT \'\' AFTER expire_at')
+    await conn.query('ALTER TABLE notifications ADD COLUMN link_url VARCHAR(500) DEFAULT \'\' AFTER image_url')
+    await conn.query('ALTER TABLE notifications ADD INDEX idx_pinned (is_pinned, created_at)')
+    await conn.query('ALTER TABLE notifications ADD INDEX idx_expire (expire_at)')
+  }
 }
 
 export async function initDatabase() {
diff --git a/server/src/db/schema.sql b/server/src/db/schema.sql
index 804f2a4..af02d87 100644
--- a/server/src/db/schema.sql
+++ b/server/src/db/schema.sql
@@ -82,9 +82,17 @@ CREATE TABLE IF NOT EXISTS notifications (
   title VARCHAR(100) NOT NULL,
   content TEXT,
   is_read TINYINT(1) DEFAULT 0,
+  is_pinned TINYINT(1) DEFAULT 0 COMMENT '是否置顶',
+  is_urgent TINYINT(1) DEFAULT 0 COMMENT '是否强提醒弹窗',
+  publish_at TIMESTAMP NULL COMMENT '定时发布时间（NULL=立即发布）',
+  expire_at TIMESTAMP NULL COMMENT '过期时间（NULL=永不过期）',
+  image_url VARCHAR(500) DEFAULT '' COMMENT '公告配图',
+  link_url VARCHAR(500) DEFAULT '' COMMENT '公告链接',
   created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
   INDEX idx_user_read (user_id, is_read),
-  INDEX idx_type (type)
+  INDEX idx_type (type),
+  INDEX idx_pinned (is_pinned, created_at),
+  INDEX idx_expire (expire_at)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
 
 CREATE TABLE IF NOT EXISTS saved_filters (
diff --git a/server/src/routes/auth.ts b/server/src/routes/auth.ts
index 1a19a5d..9fa3280 100644
--- a/server/src/routes/auth.ts
+++ b/server/src/routes/auth.ts
@@ -32,7 +32,7 @@ router.post('/demo-login', async (_req: Request, res: Response) => {
     const userInfo = (userRows as any[])[0]
     res.json({ code: 0, data: { token, userId, nickname: userInfo?.nickname || '小菜', avatar_url: userInfo?.avatar_url || '', role: userInfo?.role || 'user' } })
   } catch (err: any) {
-    console.error('[Auth] Demo login failed:', err.message)
+    console.error('[Auth] Demo login failed:', err)
     res.status(500).json({ code: 50000, message: '服务器错误' })
   }
 })
@@ -72,7 +72,7 @@ router.post('/login', async (req: Request, res: Response) => {
     const userInfo = (userRows as any[])[0]
     res.json({ code: 0, data: { token, userId, nickname: userInfo?.nickname || '小菜', avatar_url: userInfo?.avatar_url || '', role: userInfo?.role || 'user' } })
   } catch (err: any) {
-    console.error('[Auth] Login failed:', err.message)
+    console.error('[Auth] Login failed:', err)
     res.status(500).json({ code: 50000, message: '服务器错误' })
   }
 })
diff --git a/server/src/routes/notification.ts b/server/src/routes/notification.ts
index c63d004..a283ece 100644
--- a/server/src/routes/notification.ts
+++ b/server/src/routes/notification.ts
@@ -1,9 +1,19 @@
-import { Router, Response } from 'express'
+import { Router, Response, NextFunction } from 'express'
 import pool from '../db/connection'
 import { AuthRequest } from '../middleware/auth'
 
 const router = Router()
 
+/** 管理员权限检查 */
+async function requireAdmin(req: AuthRequest, res: Response, next: NextFunction) {
+  const [rows] = await pool.query('SELECT role FROM users WHERE id = ?', [req.userId])
+  const user = (rows as any[])[0]
+  if (!user || user.role !== 'admin') {
+    return res.status(403).json({ code: 40300, message: '需要管理员权限' })
+  }
+  next()
+}
+
 /** 获取通知列表 */
 router.get('/', async (req: AuthRequest, res: Response) => {
   try {
@@ -12,7 +22,10 @@ router.get('/', async (req: AuthRequest, res: Response) => {
     const pSize = Math.min(50, Math.max(1, parseInt(pageSize as string) || 20))
     const offset = (pNum - 1) * pSize
 
-    let where = 'WHERE (n.user_id = ? OR (n.type = \'system\' AND n.user_id IS NULL) OR (n.type = \'group\' AND n.group_id IN (SELECT group_id FROM group_members WHERE user_id = ?)))'
+    // 基础可见条件：个人通知 + 系统公告 + 群组通知
+    let where = `WHERE (n.user_id = ? OR (n.type = 'system' AND n.user_id IS NULL) OR (n.type = 'group' AND n.group_id IN (SELECT group_id FROM group_members WHERE user_id = ?)))
+      AND (n.expire_at IS NULL OR n.expire_at > NOW())
+      AND (n.publish_at IS NULL OR n.publish_at <= NOW())`
     const params: any[] = [req.userId, req.userId]
 
     if (type && ['system', 'group', 'personal'].includes(type as string)) {
@@ -21,10 +34,11 @@ router.get('/', async (req: AuthRequest, res: Response) => {
     }
 
     const [rows] = await pool.query(
-      `SELECT n.id, n.type, n.title, n.content, n.is_read, n.created_at, n.group_id
+      `SELECT n.id, n.type, n.title, n.content, n.is_read, n.created_at, n.group_id,
+              n.is_pinned, n.is_urgent, n.publish_at, n.expire_at, n.image_url, n.link_url
        FROM notifications n
        ${where}
-       ORDER BY n.created_at DESC
+       ORDER BY n.is_pinned DESC, n.created_at DESC
        LIMIT ? OFFSET ?`,
       [...params, pSize, offset]
     )
@@ -49,12 +63,37 @@ router.get('/', async (req: AuthRequest, res: Response) => {
   }
 })
 
+/** 获取置顶/强提醒公告（首页弹窗用） */
+router.get('/pinned', async (req: AuthRequest, res: Response) => {
+  try {
+    const [rows] = await pool.query(
+      `SELECT n.id, n.type, n.title, n.content, n.is_read, n.created_at,
+              n.is_pinned, n.is_urgent, n.image_url, n.link_url
+       FROM notifications n
+       WHERE (n.user_id = ? OR (n.type = 'system' AND n.user_id IS NULL) OR (n.type = 'group' AND n.group_id IN (SELECT group_id FROM group_members WHERE user_id = ?)))
+         AND n.is_urgent = 1 AND n.is_read = 0
+         AND (n.expire_at IS NULL OR n.expire_at > NOW())
+         AND (n.publish_at IS NULL OR n.publish_at <= NOW())
+       ORDER BY n.created_at DESC
+       LIMIT 5`,
+      [req.userId, req.userId]
+    )
+    res.json({ code: 0, data: rows })
+  } catch (err) {
+    console.error('[Notification] pinned error:', err)
+    res.status(500).json({ code: 50000, message: '服务器错误' })
+  }
+})
+
 /** 获取未读数量 */
 router.get('/unread-count', async (req: AuthRequest, res: Response) => {
   try {
     const [rows] = await pool.query(
       `SELECT COUNT(*) as count FROM notifications
-       WHERE (user_id = ? OR (type = 'system' AND user_id IS NULL) OR (type = 'group' AND group_id IN (SELECT group_id FROM group_members WHERE user_id = ?))) AND is_read = 0`,
+       WHERE (user_id = ? OR (type = 'system' AND user_id IS NULL) OR (type = 'group' AND group_id IN (SELECT group_id FROM group_members WHERE user_id = ?)))
+         AND is_read = 0
+         AND (expire_at IS NULL OR expire_at > NOW())
+         AND (publish_at IS NULL OR publish_at <= NOW())`,
       [req.userId, req.userId]
     )
     res.json({ code: 0, data: { count: (rows as any[])[0].count } })
@@ -68,7 +107,8 @@ router.get('/unread-count', async (req: AuthRequest, res: Response) => {
 router.put('/:id/read', async (req: AuthRequest, res: Response) => {
   try {
     const [result] = await pool.query(
-      'UPDATE notifications SET is_read = 1 WHERE id = ? AND (user_id = ? OR (type = \'system\' AND user_id IS NULL) OR (type = \'group\' AND group_id IN (SELECT group_id FROM group_members WHERE user_id = ?)))',
+      `UPDATE notifications SET is_read = 1 WHERE id = ?
+        AND (user_id = ? OR (type = 'system' AND user_id IS NULL) OR (type = 'group' AND group_id IN (SELECT group_id FROM group_members WHERE user_id = ?)))`,
       [req.params.id, req.userId, req.userId]
     )
     if ((result as any).affectedRows === 0) {
@@ -86,8 +126,11 @@ router.put('/read-all', async (req: AuthRequest, res: Response) => {
   try {
     await pool.query(
       `UPDATE notifications SET is_read = 1
-       WHERE (user_id = ? OR (type = 'system' AND user_id IS NULL)) AND is_read = 0`,
-      [req.userId]
+       WHERE (user_id = ? OR (type = 'system' AND user_id IS NULL) OR (type = 'group' AND group_id IN (SELECT group_id FROM group_members WHERE user_id = ?)))
+         AND is_read = 0
+         AND (expire_at IS NULL OR expire_at > NOW())
+         AND (publish_at IS NULL OR publish_at <= NOW())`,
+      [req.userId, req.userId]
     )
     res.json({ code: 0 })
   } catch (err) {
@@ -96,17 +139,11 @@ router.put('/read-all', async (req: AuthRequest, res: Response) => {
   }
 })
 
-/** 发布系统公告（管理员） */
+/** 发布公告（管理员/群主） */
 router.post('/', async (req: AuthRequest, res: Response) => {
   try {
-    // 验证管理员权限
-    const [userRows] = await pool.query('SELECT role FROM users WHERE id = ?', [req.userId])
-    const user = (userRows as any[])[0]
-    if (!user || user.role !== 'admin') {
-      return res.status(403).json({ code: 40300, message: '仅管理员可发布公告' })
-    }
+    const { title, content, type = 'system', group_id, is_pinned, is_urgent, publish_at, expire_at, image_url, link_url } = req.body
 
-    const { title, content } = req.body
     if (!title || typeof title !== 'string' || title.trim().length === 0) {
       return res.status(400).json({ code: 40001, message: '标题不能为空' })
     }
@@ -114,16 +151,99 @@ router.post('/', async (req: AuthRequest, res: Response) => {
       return res.status(400).json({ code: 40001, message: '标题不能超过100字' })
     }
 
-    await pool.query(
-      'INSERT INTO notifications (type, title, content) VALUES (?, ?, ?)',
-      ['system', title.trim(), content || '']
+    // 系统公告需要管理员权限
+    if (type === 'system') {
+      const [userRows] = await pool.query('SELECT role FROM users WHERE id = ?', [req.userId])
+      const user = (userRows as any[])[0]
+      if (!user || user.role !== 'admin') {
+        return res.status(403).json({ code: 40300, message: '仅管理员可发布系统公告' })
+      }
+    }
+
+    // 群组公告需要群主权限
+    if (type === 'group' && group_id) {
+      const [groupRows] = await pool.query('SELECT created_by FROM `groups` WHERE id = ?', [group_id])
+      const group = (groupRows as any[])[0]
+      if (!group || group.created_by !== req.userId) {
+        return res.status(403).json({ code: 40300, message: '仅群主可发布群组公告' })
+      }
+    }
+
+    const [result] = await pool.query(
+      `INSERT INTO notifications (type, title, content, user_id, group_id, is_pinned, is_urgent, publish_at, expire_at, image_url, link_url)
+       VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
+      [
+        type,
+        title.trim(),
+        content || '',
+        type === 'personal' ? req.userId : null,
+        type === 'group' ? group_id : null,
+        is_pinned ? 1 : 0,
+        is_urgent ? 1 : 0,
+        publish_at || null,
+        expire_at || null,
+        image_url || '',
+        link_url || ''
+      ]
     )
 
-    res.json({ code: 0 })
+    res.json({ code: 0, data: { id: (result as any).insertId } })
   } catch (err) {
     console.error('[Notification] POST error:', err)
     res.status(500).json({ code: 50000, message: '服务器错误' })
   }
 })
 
+/** 编辑公告（管理员） */
+router.put('/:id', requireAdmin, async (req: AuthRequest, res: Response) => {
+  try {
+    const { title, content, is_pinned, is_urgent, publish_at, expire_at, image_url, link_url } = req.body
+
+    const updates: string[] = []
+    const params: any[] = []
+
+    if (title !== undefined) { updates.push('title = ?'); params.push(title.trim()) }
+    if (content !== undefined) { updates.push('content = ?'); params.push(content) }
+    if (is_pinned !== undefined) { updates.push('is_pinned = ?'); params.push(is_pinned ? 1 : 0) }
+    if (is_urgent !== undefined) { updates.push('is_urgent = ?'); params.push(is_urgent ? 1 : 0) }
+    if (publish_at !== undefined) { updates.push('publish_at = ?'); params.push(publish_at || null) }
+    if (expire_at !== undefined) { updates.push('expire_at = ?'); params.push(expire_at || null) }
+    if (image_url !== undefined) { updates.push('image_url = ?'); params.push(image_url) }
+    if (link_url !== undefined) { updates.push('link_url = ?'); params.push(link_url) }
+
+    if (updates.length === 0) {
+      return res.status(400).json({ code: 40001, message: '没有需要更新的字段' })
+    }
+
+    params.push(req.params.id)
+    const [result] = await pool.query(
+      `UPDATE notifications SET ${updates.join(', ')} WHERE id = ?`,
+      params
+    )
+
+    if ((result as any).affectedRows === 0) {
+      return res.status(404).json({ code: 40400, message: '公告不存在' })
+    }
+
+    res.json({ code: 0 })
+  } catch (err) {
+    console.error('[Notification] PUT error:', err)
+    res.status(500).json({ code: 50000, message: '服务器错误' })
+  }
+})
+
+/** 删除公告（管理员） */
+router.delete('/:id', requireAdmin, async (req: AuthRequest, res: Response) => {
+  try {
+    const [result] = await pool.query('DELETE FROM notifications WHERE id = ?', [req.params.id])
+    if ((result as any).affectedRows === 0) {
+      return res.status(404).json({ code: 40400, message: '公告不存在' })
+    }
+    res.json({ code: 0 })
+  } catch (err) {
+    console.error('[Notification] DELETE error:', err)
+    res.status(500).json({ code: 50000, message: '服务器错误' })
+  }
+})
+
 export default router
diff --git a/server/src/routes/transaction.ts b/server/src/routes/transaction.ts
index 20a389e..4c1c924 100644
--- a/server/src/routes/transaction.ts
+++ b/server/src/routes/transaction.ts
@@ -45,7 +45,7 @@ router.get('/:id', async (req: AuthRequest, res: Response) => {
 
 router.get('/', async (req: AuthRequest, res: Response) => {
   try {
-    const { page, pageSize, type, startDate, endDate, sortBy, group_id, category_id, minAmount, maxAmount, keyword } = req.query
+    const { page, pageSize, type, startDate, endDate, sortBy, group_id, category_id, category_ids, minAmount, maxAmount, keyword } = req.query
     const pSize = safeInt(pageSize, 20, 1, 100)
     const pNum = safeInt(page, 1, 1, 99999)
     const offset = (pNum - 1) * pSize
@@ -79,7 +79,14 @@ router.get('/', async (req: AuthRequest, res: Response) => {
     if (endDate && DATE_REGEX.test(endDate as string)) {
       where += ' AND t.date <= ?'; params.push(endDate)
     }
-    if (category_id) {
+    // 支持单个 category_id 或多个 category_ids
+    if (category_ids) {
+      const ids = String(category_ids).split(',').map(Number).filter(n => !isNaN(n))
+      if (ids.length > 0) {
+        where += ` AND t.category_id IN (${ids.map(() => '?').join(',')})`
+        params.push(...ids)
+      }
+    } else if (category_id) {
       where += ' AND t.category_id = ?'; params.push(category_id)
     }
     if (minAmount) {