diff --git a/api/app/routers/jokes.py b/api/app/routers/jokes.py
index c7a1603..87544c7 100644
--- a/api/app/routers/jokes.py
+++ b/api/app/routers/jokes.py
@@ -107,11 +107,19 @@ def list_jokes(
     page_size: int = 20,
     type_ids: str | None = Query(None, description="逗号分隔的类型 ID，如 1,3,5"),
     crowd_ids: str | None = Query(None, description="逗号分隔的人群 ID，如 2,4"),
+    keyword: str | None = Query(None, description="关键词搜索（标题+内容）"),
     db: Session = Depends(get_db),
 ):
     """获取笑话列表（仅返回已审核通过的笑话）"""
     query = db.query(Joke).filter(Joke.status == "approved")
 
+    # 关键词搜索：标题和内容模糊匹配
+    if keyword:
+        kw = f"%{keyword}%"
+        query = query.filter(
+            (Joke.title.like(kw)) | (Joke.content.like(kw))
+        )
+
     # 支持多选过滤：逗号分隔的 ID
     # 使用自定义 JSON 匹配函数避免 LIKE %N% 的错误匹配
     if type_ids:
diff --git a/web/src/App.vue b/web/src/App.vue
index 2b1825e..4cd981a 100644
--- a/web/src/App.vue
+++ b/web/src/App.vue
@@ -15,7 +15,7 @@
         <AppSidebar
           :types="allTypes"
           :current-type="null"
-          @selectType="handleDrawerSelectType"
+          @selectType="(id) => handleSelectType(id, true)"
           @random="handleRandom"
         />
       </div>
@@ -119,7 +119,7 @@ const handleRandom = async () => {
   } catch (e) { /* ignore */ }
 }
 
-const handleSelectType = (typeId) => {
+const handleSelectType = (typeId, closeMenu = false) => {
   // 单选：点同一个取消，点别的切换
   if (filterTypeIds.value.length === 1 && filterTypeIds.value[0] === typeId) {
     filterTypeIds.value = []
@@ -129,6 +129,7 @@ const handleSelectType = (typeId) => {
   filterCrowdIds.value = []
   const query = filterTypeIds.value.length ? { type_ids: filterTypeIds.value.join(',') } : {}
   router.push({ path: '/', query })
+  if (closeMenu) menuOpen.value = false
 }
 
 const handleSelectCrowd = (crowdId) => {
@@ -141,21 +142,6 @@ const handleSelectCrowd = (crowdId) => {
   filterTypeIds.value = []
   const query = filterCrowdIds.value.length ? { crowd_ids: filterCrowdIds.value.join(',') } : {}
   router.push({ path: '/', query })
-  // 移动端关闭菜单
-  menuOpen.value = false
-}
-
-// 抽屉菜单选择分类（单选）
-const handleDrawerSelectType = (typeId) => {
-  if (filterTypeIds.value.length === 1 && filterTypeIds.value[0] === typeId) {
-    filterTypeIds.value = []
-  } else {
-    filterTypeIds.value = [typeId]
-  }
-  filterCrowdIds.value = []
-  const query = filterTypeIds.value.length ? { type_ids: filterTypeIds.value.join(',') } : {}
-  router.push({ path: '/', query })
-  // 移动端关闭菜单
   menuOpen.value = false
 }
 
@@ -173,30 +159,38 @@ watch(() => route.query, (q) => {
 }, { immediate: true })
 
 onMounted(async () => {
-  console.log('[APP] mounting, route:', route.path)
-  try {
-    allTypes.value = await getTypes()
-    allCrowds.value = await getCrowds()
-    console.log('[APP] categories loaded:', allTypes.value.length, allCrowds.value.length)
-  } catch (e) {
-    console.warn('[APP] Failed to load categories:', e)
+  // 并行加载：分类、热门、统计互不依赖
+  const results = await Promise.allSettled([
+    Promise.all([getTypes(), getCrowds()]),
+    getHotMonthly(),
+    getStats(),
+  ])
+
+  // 分类数据
+  const [catResult, hotResult, statsResult] = results
+  if (catResult.status === 'fulfilled') {
+    const [types, crowds] = catResult.value
+    allTypes.value = types
+    allCrowds.value = crowds
+  } else {
+    console.warn('[APP] Failed to load categories:', catResult.reason)
   }
 
-  try {
-    hotJokes.value = await getHotMonthly()
-    console.log('[APP] monthly hot jokes loaded:', hotJokes.value.length)
-  } catch (e) {
-    console.warn('[APP] Failed to load hot jokes:', e)
+  // 当月热门
+  if (hotResult.status === 'fulfilled') {
+    hotJokes.value = hotResult.value
+  } else {
+    console.warn('[APP] Failed to load hot jokes:', hotResult.reason)
     hotJokes.value = []
   }
 
-  try {
-    stats.value = await getStats()
-    console.log('[APP] stats loaded:', stats.value)
-  } catch (e) {
-    console.warn('[APP] Failed to load stats:', e)
+  // 统计数据
+  if (statsResult.status === 'fulfilled') {
+    stats.value = statsResult.value
+  } else {
+    console.warn('[APP] Failed to load stats:', statsResult.reason)
   }
-  })
+})
 </script>
 
 <style>
diff --git a/web/src/api/joke.js b/web/src/api/joke.js
index 5cfecf2..6d2ddae 100644
--- a/web/src/api/joke.js
+++ b/web/src/api/joke.js
@@ -5,6 +5,5 @@ export const getJoke = id => request.get(`/jokes/${id}`)
 export const getRandomJoke = () => request.get('/jokes/random')
 export const likeJoke = id => request.post(`/jokes/${id}/like`)
 export const dislikeJoke = id => request.post(`/jokes/${id}/dislike`)
-export const searchJokes = params => request.get('/jokes/', { params })
 export const getHotMonthly = () => request.get('/jokes/hot-monthly')
 export const getStats = () => request.get('/jokes/stats')
diff --git a/web/src/components/AppHeader.vue b/web/src/components/AppHeader.vue
index ab70d5f..cddd3fd 100644
--- a/web/src/components/AppHeader.vue
+++ b/web/src/components/AppHeader.vue
@@ -79,7 +79,7 @@
 </template>
 
 <script setup>
-import { ref } from 'vue'
+import { ref, onMounted, onUnmounted } from 'vue'
 import { useRouter } from 'vue-router'
 
 const props = defineProps({
@@ -99,12 +99,15 @@ const doSearch = () => {
   searchKw.value = ''
 }
 
-// 监听滚动
-if (typeof window !== 'undefined') {
-  window.addEventListener('scroll', () => {
-    isScrolled.value = window.scrollY > 10
-  }, { passive: true })
-}
+// 监听滚动（含清理）
+const onScroll = () => { isScrolled.value = window.scrollY > 10 }
+
+onMounted(() => {
+  window.addEventListener('scroll', onScroll, { passive: true })
+})
+onUnmounted(() => {
+  window.removeEventListener('scroll', onScroll)
+})
 </script>
 
 <style scoped>
diff --git a/web/src/components/AppRightbar.vue b/web/src/components/AppRightbar.vue
index bd590b7..90add75 100644
--- a/web/src/components/AppRightbar.vue
+++ b/web/src/components/AppRightbar.vue
@@ -60,7 +60,7 @@
           v-for="t in (types || []).slice(0, 6)"
           :key="t.id"
           class="quick-tag type"
-          @click="$router.push({ path: '/', query: { type_id: t.id } })"
+          @click="$router.push({ path: '/', query: { type_ids: t.id } })"
         >{{ t.name }}</span>
       </div>
     </div>
@@ -76,7 +76,7 @@
           v-for="c in (crowds || []).slice(0, 6)"
           :key="c.id"
           class="quick-tag crowd"
-          @click="$router.push({ path: '/', query: { crowd_id: c.id } })"
+          @click="$router.push({ path: '/', query: { crowd_ids: c.id } })"
         >{{ c.name }}</span>
       </div>
     </div>
diff --git a/web/src/components/Header.vue b/web/src/components/Header.vue
deleted file mode 100644
index 6817db5..0000000
--- a/web/src/components/Header.vue
+++ /dev/null
@@ -1,71 +0,0 @@
-<template>
-  <header class="header">
-    <div class="header-content">
-      <router-link to="/" class="logo">笑话大全</router-link>
-      <nav class="nav">
-        <router-link to="/">首页</router-link>
-        <router-link to="/category">分类</router-link>
-        <router-link to="/search">搜索</router-link>
-      </nav>
-      <button class="random-btn" @click="handleRandom">随机笑话</button>
-    </div>
-  </header>
-</template>
-
-<script setup>
-import { useRouter } from 'vue-router'
-import { useJokeStore } from '@/stores/joke'
-
-const router = useRouter()
-const jokeStore = useJokeStore()
-
-const handleRandom = async () => {
-  const res = await jokeStore.fetchRandom()
-  router.push(`/detail/${res.id}`)
-}
-</script>
-
-<style scoped>
-.header {
-  background: linear-gradient(135deg, #FF9500 0%, #FFB800 100%);
-  color: white;
-  padding: 0 20px;
-  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
-}
-.header-content {
-  max-width: 1200px;
-  margin: 0 auto;
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  height: 60px;
-}
-.logo {
-  font-size: 24px;
-  font-weight: bold;
-  color: white;
-  text-decoration: none;
-}
-.nav {
-  display: flex;
-  gap: 30px;
-}
-.nav a {
-  color: white;
-  text-decoration: none;
-  opacity: 0.9;
-  transition: opacity 0.2s;
-}
-.nav a:hover, .nav a.router-link-active { opacity: 1; font-weight: 500; }
-.random-btn {
-  background: white;
-  color: #FF9500;
-  border: none;
-  padding: 8px 20px;
-  border-radius: 20px;
-  cursor: pointer;
-  font-weight: 500;
-  transition: transform 0.2s;
-}
-.random-btn:hover { transform: scale(1.05); }
-</style>
diff --git a/web/src/utils/joke.js b/web/src/utils/joke.js
new file mode 100644
index 0000000..a9e258e
--- /dev/null
+++ b/web/src/utils/joke.js
@@ -0,0 +1,10 @@
+/** AI 质量等级文本映射 */
+export function getLevelText(level) {
+  const map = {
+    'excellent': '⭐⭐⭐ 精品',
+    'good': '⭐⭐ 良好',
+    'ordinary': '⭐ 普通',
+    'poor': '⚠️ 待优化'
+  }
+  return map[level] || ''
+}
\ No newline at end of file
diff --git a/web/src/views/detail/index.vue b/web/src/views/detail/index.vue
index 137a82f..464f00f 100644
--- a/web/src/views/detail/index.vue
+++ b/web/src/views/detail/index.vue
@@ -68,10 +68,11 @@
 </template>
 
 <script setup>
-import { ref, watch, onMounted, watchEffect } from 'vue'
+import { ref, watch, onMounted } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 import { getJoke, getJokes } from '@/api/joke'
 import { useVote } from '@/composables/useVote'
+import { getLevelText } from '@/utils/joke'
 
 const route = useRoute()
 const router = useRouter()
@@ -141,16 +142,6 @@ const formatDate = (dateStr) => {
   return new Date(dateStr).toLocaleDateString('zh-CN', { year: 'numeric', month: 'long', day: 'numeric' })
 }
 
-function getLevelText(level) {
-  const map = {
-    'excellent': '⭐⭐⭐ 精品',
-    'good': '⭐⭐ 良好',
-    'ordinary': '⭐ 普通',
-    'poor': '⚠️ 待优化'
-  }
-  return map[level] || ''
-}
-
 onMounted(() => loadJoke())
 
 watch(() => route.params.id, () => loadJoke())
diff --git a/web/src/views/home/components/JokeCard.vue b/web/src/views/home/components/JokeCard.vue
index 8d6a632..e126711 100644
--- a/web/src/views/home/components/JokeCard.vue
+++ b/web/src/views/home/components/JokeCard.vue
@@ -39,6 +39,7 @@
 <script setup>
 import { computed } from 'vue'
 import { useVote } from '@/composables/useVote'
+import { getLevelText } from '@/utils/joke'
 
 const props = defineProps({
   joke: { type: Object, required: true }
@@ -46,16 +47,6 @@ const props = defineProps({
 
 const jokeId = computed(() => props.joke.id)
 const { state: voteState, handleLike, handleDislike } = useVote(jokeId)
-
-function getLevelText(level) {
-  const map = {
-    'excellent': '⭐⭐⭐ 精品',
-    'good': '⭐⭐ 良好',
-    'ordinary': '⭐ 普通',
-    'poor': '⚠️ 待优化'
-  }
-  return map[level] || ''
-}
 </script>
 
 <style scoped>
diff --git a/web/src/views/home/index.vue b/web/src/views/home/index.vue
index 9882728..b76c4af 100644
--- a/web/src/views/home/index.vue
+++ b/web/src/views/home/index.vue
@@ -86,9 +86,7 @@ const loadJokes = async (p = 1) => {
 onMounted(async () => {
   types.value = allTypes.value?.length ? allTypes.value : await getTypes()
   crowds.value = allCrowds.value?.length ? allCrowds.value : await getCrowds()
-  console.log('[DEBUG] types:', types.value.length, 'crowds:', crowds.value.length)
   await loadJokes()
-  console.log('[DEBUG] jokes:', jokeStore.jokes.length, 'total:', jokeStore.total)
 })
 
 watch(() => route.query, () => {
diff --git a/web/src/views/search/index.vue b/web/src/views/search/index.vue
index 8d3e5ea..1ee399d 100644
--- a/web/src/views/search/index.vue
+++ b/web/src/views/search/index.vue
@@ -22,7 +22,7 @@
     <!-- 结果 -->
     <div class="results-area" v-if="searched">
       <div class="results-count" v-if="results.length > 0">
-        找到 <strong>{{ results.length }}</strong> 条相关笑话
+        找到 <strong>{{ total }}</strong> 条相关笑话
       </div>
 
       <div class="joke-grid" v-if="results.length">
@@ -52,6 +52,7 @@ import JokeCard from '../home/components/JokeCard.vue'
 const route = useRoute()
 const keyword = ref('')
 const results = ref([])
+const total = ref(0)
 const searched = ref(false)
 
 const hotWords = ['冷笑话', '段子', '谐音梗', '职场', '校园']
@@ -60,14 +61,12 @@ const handleSearch = async () => {
   if (!keyword.value.trim()) return
   searched.value = true
   try {
-    const res = await getJokes({ page: 1, page_size: 100 })
-    const kw = keyword.value.toLowerCase()
-    results.value = (res.items || []).filter(j =>
-      (j.title && j.title.toLowerCase().includes(kw)) ||
-      (j.content && j.content.toLowerCase().includes(kw))
-    )
+    const res = await getJokes({ page: 1, page_size: 50, keyword: keyword.value.trim() })
+    results.value = res.items || []
+    total.value = res.total || 0
   } catch (e) {
     results.value = []
+    total.value = 0
   }
 }
 
@@ -140,10 +139,21 @@ watch(() => route.query.q, (q) => {
 
 .joke-grid {
   display: grid;
-  grid-template-columns: repeat(2, 1fr);
+  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
   gap: 16px;
 }
 
+/* 移动端适配 */
+@media (max-width: 767px) {
+  .search-box {
+    padding: 16px;
+  }
+  .joke-grid {
+    grid-template-columns: 1fr;
+    gap: 12px;
+  }
+}
+
 /* 空/默认 */
 .empty-state, .search-hint {
   text-align: center;