diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 4e69697..8ebf967 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -54,7 +54,7 @@
   </div>
 
   <!-- Main content -->
-  <div class="main">
+  <div class="main" @touchstart="onSwipeStart" @touchend="onSwipeEnd">
     <router-view />
   </div>
 
@@ -69,7 +69,7 @@
 </template>
 
 <script setup>
-import { ref, onMounted, watch } from 'vue'
+import { ref, computed, onMounted, watch } from 'vue'
 import { useRouter, useRoute } from 'vue-router'
 import { useAuthStore } from './stores/auth'
 import { useOilsStore } from './stores/oils'
@@ -121,6 +121,48 @@ function toggleUserMenu() {
   showUserMenu.value = !showUserMenu.value
 }
 
+// Swipe to switch tabs
+const swipeStartX = ref(0)
+const swipeStartY = ref(0)
+
+// Tab order for swipe navigation (only user-accessible tabs)
+const tabOrder = computed(() => {
+  const tabs = ['search', 'oils']
+  if (auth.isLoggedIn) {
+    tabs.splice(1, 0, 'manage', 'inventory')
+  }
+  if (auth.isBusiness) tabs.push('projects')
+  return tabs
+})
+
+function onSwipeStart(e) {
+  const touch = e.touches[0]
+  swipeStartX.value = touch.clientX
+  swipeStartY.value = touch.clientY
+}
+
+function onSwipeEnd(e) {
+  const touch = e.changedTouches[0]
+  const dx = touch.clientX - swipeStartX.value
+  const dy = touch.clientY - swipeStartY.value
+  // Only trigger if horizontal swipe is dominant and > 50px
+  if (Math.abs(dx) < 50 || Math.abs(dy) > Math.abs(dx)) return
+  // Check if the swipe originated inside a carousel (data-no-tab-swipe)
+  if (e.target.closest && e.target.closest('[data-no-tab-swipe]')) return
+
+  const tabs = tabOrder.value
+  const currentIdx = tabs.indexOf(ui.currentSection)
+  if (currentIdx < 0) return
+
+  if (dx < -50 && currentIdx < tabs.length - 1) {
+    // Swipe left -> next tab
+    goSection(tabs[currentIdx + 1])
+  } else if (dx > 50 && currentIdx > 0) {
+    // Swipe right -> previous tab
+    goSection(tabs[currentIdx - 1])
+  }
+}
+
 onMounted(async () => {
   await auth.initToken()
   await Promise.all([
diff --git a/frontend/src/components/RecipeDetailOverlay.vue b/frontend/src/components/RecipeDetailOverlay.vue
index 02c8d27..4d92bb0 100644
--- a/frontend/src/components/RecipeDetailOverlay.vue
+++ b/frontend/src/components/RecipeDetailOverlay.vue
@@ -388,6 +388,7 @@ import { useDiaryStore } from '../stores/diary'
 import { api } from '../composables/useApi'
 import { showConfirm, showPrompt } from '../composables/useDialog'
 import { oilEn, recipeNameEn } from '../composables/useOilTranslation'
+import { matchesPinyinInitials } from '../composables/usePinyinMatch'
 // TagPicker replaced with inline tag editing
 
 const props = defineProps({
@@ -714,7 +715,7 @@ const filteredOilsForAdd = computed(() => {
   if (!q) return oilsStore.oilNames
   return oilsStore.oilNames.filter(n => {
     const en = oilEn(n).toLowerCase()
-    return n.includes(q) || en.startsWith(q) || en.includes(q)
+    return n.includes(q) || en.startsWith(q) || en.includes(q) || matchesPinyinInitials(n, q)
   })
 })
 
diff --git a/frontend/src/components/UserMenu.vue b/frontend/src/components/UserMenu.vue
index 3f50c91..c854428 100644
--- a/frontend/src/components/UserMenu.vue
+++ b/frontend/src/components/UserMenu.vue
@@ -28,7 +28,10 @@
         <div class="notif-list">
           <div v-for="n in notifications.slice(0, 20)" :key="n.id"
                class="notif-item" :class="{ unread: !n.is_read }">
-            <div class="notif-title">{{ n.title }}</div>
+            <div class="notif-item-header">
+              <div class="notif-title">{{ n.title }}</div>
+              <button v-if="!n.is_read" class="notif-mark-one" @click="markOneRead(n)">已读</button>
+            </div>
             <div v-if="n.body" class="notif-body">{{ n.body }}</div>
             <div class="notif-time">{{ formatTime(n.created_at) }}</div>
           </div>
@@ -105,6 +108,13 @@ async function submitBug() {
   }
 }
 
+async function markOneRead(n) {
+  try {
+    await api(`/api/notifications/${n.id}/read`, { method: 'POST', body: '{}' })
+    n.is_read = 1
+  } catch {}
+}
+
 async function markAllRead() {
   try {
     await api('/api/notifications/read-all', { method: 'POST', body: '{}' })
@@ -187,7 +197,14 @@ onMounted(loadNotifications)
   padding: 8px 0; border-bottom: 1px solid #f5f5f5; font-size: 13px;
 }
 .notif-item.unread { background: #fafafa; }
-.notif-title { font-weight: 500; color: #333; }
+.notif-item-header { display: flex; justify-content: space-between; align-items: center; gap: 6px; }
+.notif-title { font-weight: 500; color: #333; flex: 1; }
+.notif-mark-one {
+  background: none; border: 1px solid #ccc; border-radius: 6px;
+  font-size: 11px; color: #7a9e7e; cursor: pointer; padding: 2px 8px;
+  font-family: inherit; white-space: nowrap; flex-shrink: 0;
+}
+.notif-mark-one:hover { background: #f0faf5; border-color: #7a9e7e; }
 .notif-body { color: #888; font-size: 12px; margin-top: 2px; white-space: pre-line; }
 .notif-time { color: #bbb; font-size: 11px; margin-top: 2px; }
 .notif-empty { text-align: center; color: #ccc; padding: 16px; font-size: 13px; }
diff --git a/frontend/src/composables/usePinyinMatch.js b/frontend/src/composables/usePinyinMatch.js
new file mode 100644
index 0000000..47183d9
--- /dev/null
+++ b/frontend/src/composables/usePinyinMatch.js
@@ -0,0 +1,73 @@
+/**
+ * Simple pinyin initial matching for Chinese oil names.
+ * Maps common Chinese characters used in essential oil names to their pinyin initials.
+ * This is a lightweight approach - no full pinyin library needed.
+ */
+
+// Common characters in essential oil / herb names mapped to pinyin initials
+const PINYIN_MAP = {
+  '薰': 'x', '衣': 'y', '草': 'c', '茶': 'c', '树': 's',
+  '柠': 'n', '檬': 'm', '薄': 'b', '荷': 'h', '迷': 'm',
+  '迭': 'd', '香': 'x', '乳': 'r', '沉': 'c', '丝': 's',
+  '柏': 'b', '尤': 'y', '加': 'j', '利': 'l', '丁': 'd',
+  '肉': 'r', '桂': 'g', '罗': 'l', '勒': 'l', '百': 'b',
+  '里': 'l', '牛': 'n', '至': 'z', '马': 'm', '鞭': 'b',
+  '天': 't', '竺': 'z', '葵': 'k', '生': 's', '姜': 'j',
+  '黑': 'h', '胡': 'h', '椒': 'j', '玫': 'm', '瑰': 'g',
+  '茉': 'm', '莉': 'l', '依': 'y', '兰': 'l', '花': 'h',
+  '橙': 'c', '佛': 'f', '手': 's', '柑': 'g', '葡': 'p',
+  '萄': 't', '柚': 'y', '甜': 't', '苦': 'k', '野': 'y',
+  '山': 's', '松': 's', '杉': 's', '杜': 'd', '雪': 'x',
+  '莲': 'l', '芦': 'l', '荟': 'h', '白': 'b', '芷': 'z',
+  '当': 'd', '归': 'g', '川': 'c', '芎': 'x', '红': 'h',
+  '枣': 'z', '枸': 'g', '杞': 'q', '菊': 'j', '洋': 'y',
+  '甘': 'g', '菘': 's', '蓝': 'l', '永': 'y', '久': 'j',
+  '快': 'k', '乐': 'l', '鼠': 's', '尾': 'w', '岩': 'y',
+  '冷': 'l', '杰': 'j', '绿': 'lv', '芫': 'y', '荽': 's',
+  '椰': 'y', '子': 'z', '油': 'y', '基': 'j', '底': 'd',
+  '精': 'j', '纯': 'c', '露': 'l', '木': 'm', '果': 'g',
+  '叶': 'y', '根': 'g', '皮': 'p', '籽': 'z', '仁': 'r',
+  '大': 'd', '小': 'x', '西': 'x', '东': 'd', '南': 'n',
+  '北': 'b', '中': 'z', '新': 'x', '古': 'g', '老': 'l',
+  '春': 'c', '夏': 'x', '秋': 'q', '冬': 'd', '温': 'w',
+  '热': 'r', '凉': 'l', '冰': 'b', '火': 'h', '水': 's',
+  '金': 'j', '银': 'y', '铜': 't', '铁': 't', '玉': 'y',
+  '珍': 'z', '珠': 'z', '翠': 'c', '碧': 'b', '紫': 'z',
+  '青': 'q', '蓝': 'l', '绿': 'lv', '黄': 'h', '棕': 'z',
+  '褐': 'h', '灰': 'h', '粉': 'f', '豆': 'd', '蔻': 'k',
+  '藿': 'h', '苏': 's', '萃': 'c', '缬': 'x', '安': 'a',
+  '息': 'x', '宁': 'n', '静': 'j', '和': 'h', '平': 'p',
+  '舒': 's', '缓': 'h', '放': 'f', '松': 's', '活': 'h',
+  '力': 'l', '能': 'n', '量': 'l', '保': 'b', '护': 'h',
+  '防': 'f', '御': 'y', '健': 'j', '康': 'k', '美': 'm',
+  '丽': 'l', '清': 'q', '新': 'x', '自': 'z', '然': 'r',
+  '植': 'z', '物': 'w', '芳': 'f', '疗': 'l', '复': 'f',
+  '方': 'f', '单': 'd', '配': 'p', '调': 'd',
+}
+
+/**
+ * Get pinyin initials string for a Chinese name.
+ * e.g. "薰衣草" -> "xyc"
+ */
+export function getPinyinInitials(name) {
+  let result = ''
+  for (const char of name) {
+    const initial = PINYIN_MAP[char]
+    if (initial) {
+      result += initial
+    }
+  }
+  return result
+}
+
+/**
+ * Check if a query matches a name by pinyin initials.
+ * The query is matched as a prefix or substring of the pinyin initials.
+ */
+export function matchesPinyinInitials(name, query) {
+  if (!query || !name) return false
+  const initials = getPinyinInitials(name)
+  if (!initials) return false
+  const q = query.toLowerCase()
+  return initials.includes(q)
+}
diff --git a/frontend/src/views/MyDiary.vue b/frontend/src/views/MyDiary.vue
index c0f0715..8066974 100644
--- a/frontend/src/views/MyDiary.vue
+++ b/frontend/src/views/MyDiary.vue
@@ -135,6 +135,7 @@
             <span v-else class="upload-hint">📲 点击上传二维码图片</span>
           </div>
           <input ref="qrInput" type="file" accept="image/*" style="display:none" @change="handleUpload('qr', $event)" />
+          <button v-if="brandQrImage" class="btn-outline btn-sm btn-clear-img" @click="clearBrandImage('qr')">清除二维码</button>
           <div class="field-hint">上传后将显示在配方卡片右下角</div>
         </div>
 
@@ -145,6 +146,7 @@
             <span v-else class="upload-hint">点击上传Logo</span>
           </div>
           <input ref="logoInput" type="file" accept="image/*" style="display:none" @change="handleUpload('logo', $event)" />
+          <button v-if="brandLogo" class="btn-outline btn-sm btn-clear-img" @click="clearBrandImage('logo')">清除Logo</button>
         </div>
 
         <div class="form-group">
@@ -154,6 +156,7 @@
             <span v-else class="upload-hint">点击上传背景图</span>
           </div>
           <input ref="bgInput" type="file" accept="image/*" style="display:none" @change="handleUpload('bg', $event)" />
+          <button v-if="brandBg" class="btn-outline btn-sm btn-clear-img" @click="clearBrandImage('bg')">清除背景</button>
         </div>
       </div>
     </div>
@@ -420,6 +423,26 @@ async function handleUpload(type, event) {
   }
 }
 
+async function clearBrandImage(type) {
+  const fieldMap = { logo: 'brand_logo', bg: 'brand_bg', qr: 'qr_code' }
+  const field = fieldMap[type]
+  if (!field) return
+  try {
+    const res = await api('/api/brand', {
+      method: 'PUT',
+      body: JSON.stringify({ [field]: '' }),
+    })
+    if (res.ok) {
+      if (type === 'logo') brandLogo.value = ''
+      else if (type === 'bg') brandBg.value = ''
+      else if (type === 'qr') brandQrImage.value = ''
+      ui.showToast('已清除')
+    }
+  } catch {
+    ui.showToast('清除失败')
+  }
+}
+
 // Account
 async function updateDisplayName() {
   try {
@@ -853,6 +876,12 @@ async function applyBusiness() {
   color: #b0aab5;
 }
 
+.btn-clear-img {
+  margin-top: 6px;
+  color: #d9534f;
+  border-color: #d9534f;
+}
+
 .hint-text {
   font-size: 13px;
   color: #6b6375;
diff --git a/frontend/src/views/RecipeSearch.vue b/frontend/src/views/RecipeSearch.vue
index 08d02c0..3318fba 100644
--- a/frontend/src/views/RecipeSearch.vue
+++ b/frontend/src/views/RecipeSearch.vue
@@ -1,7 +1,7 @@
 <template>
   <div class="recipe-search">
     <!-- Category Carousel (full-width image slides) -->
-    <div class="cat-wrap" v-if="categories.length && !selectedCategory">
+    <div class="cat-wrap" v-if="categories.length && !selectedCategory" data-no-tab-swipe @touchstart="onCarouselTouchStart" @touchend="onCarouselTouchEnd">
       <div class="cat-track" :style="{ transform: `translateX(-${catIdx * 100}%)` }">
         <div
           v-for="cat in categories"
@@ -236,9 +236,17 @@ const myDiaryRecipes = computed(() => {
 
 const favoritesPreview = computed(() => {
   if (!auth.isLoggedIn) return []
-  return recipeStore.recipes
-    .filter(r => recipeStore.isFavorite(r))
-    .slice(0, 6)
+  let list = recipeStore.recipes.filter(r => recipeStore.isFavorite(r))
+  if (searchQuery.value.trim()) {
+    const q = searchQuery.value.trim().toLowerCase()
+    list = list.filter(r => {
+      const nameMatch = r.name.toLowerCase().includes(q)
+      const oilMatch = r.ingredients.some(ing => ing.oil.toLowerCase().includes(q))
+      const tagMatch = r.tags && r.tags.some(t => t.toLowerCase().includes(q))
+      return nameMatch || oilMatch || tagMatch
+    })
+  }
+  return list.slice(0, 6)
 })
 
 function findGlobalIndex(recipe) {
@@ -290,6 +298,18 @@ function clearSearch() {
   searchQuery.value = ''
   selectedCategory.value = null
 }
+
+// Carousel swipe
+const carouselTouchStartX = ref(0)
+function onCarouselTouchStart(e) {
+  carouselTouchStartX.value = e.touches[0].clientX
+}
+function onCarouselTouchEnd(e) {
+  const dx = e.changedTouches[0].clientX - carouselTouchStartX.value
+  if (Math.abs(dx) > 50) {
+    slideCat(dx < 0 ? 1 : -1)
+  }
+}
 </script>
 
 <style scoped>