diff --git a/client/src/App.vue b/client/src/App.vue
index 2e53d84..85d57e1 100644
--- a/client/src/App.vue
+++ b/client/src/App.vue
@@ -16,10 +16,10 @@
     <div id="toast-container" class="toast-container relative z-[70]"></div>
 
     <!-- Header (Hide on Admin & Login) -->
-    <Header v-if="!isAdminOrLogin" class="relative z-50" />
+    <Header v-if="!isAdminOrLogin" class="z-50" />
 
     <!-- Mobile Menu (Hide on Admin & Login) -->
-    <MobileMenu v-if="!isAdminOrLogin" class="relative z-50" />
+    <MobileMenu v-if="!isAdminOrLogin" class="z-50" />
 
     <!-- Main Content -->
     <!-- Conditional classes: Apply max-w-7xl only for frontend pages -->
diff --git a/client/src/components/Header.vue b/client/src/components/Header.vue
index ecbc4ff..e7c1199 100644
--- a/client/src/components/Header.vue
+++ b/client/src/components/Header.vue
@@ -1,88 +1,189 @@
 <template>
   <header class="fixed top-0 w-full z-50 glass-nav transition-all duration-300" id="main-header">
-    <div class="max-w-7xl mx-auto px-6 h-20 flex items-center justify-between">
-      <div class="cursor-pointer group" @click="goTo('/')">
-        <span class="font-serif text-2xl italic tracking-wider text-white group-hover:text-art-accent transition-colors">{{ siteTitle || '年糕崽崽' }}</span>
-        <span class="font-serif text-2xl italic tracking-wider text-art-accent group-hover:text-white transition-colors">.Blog</span>
+    <!-- 优化点1: 移动端高度减小 (h-16), 桌面端保持 h-20 -->
+    <div class="max-w-7xl mx-auto px-4 md:px-6 h-16 md:h-20 flex items-center justify-between">
+      <!-- Logo -->
+      <div class="cursor-pointer group flex items-center gap-1" @click="goTo('/')">
+        <span class="font-serif text-xl md:text-2xl italic tracking-wider text-white group-hover:text-art-accent transition-colors">{{ siteTitle || '年糕崽崽' }}</span>
+        <span class="font-serif text-xl md:text-2xl italic tracking-wider text-art-accent group-hover:text-white transition-colors">.Blog</span>
       </div>
-      <nav class="hidden md:flex items-center gap-10">
-        <button 
-          v-if="visibleMenus.includes('home')"
-          @click="goTo('/')" 
-          class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
-          :class="{ 'text-white after:w-full': activeNav === 'home' }"
-          data-target="home"
+
+      <!-- Desktop Nav -->
+      <nav class="hidden md:flex items-center gap-8 lg:gap-10">
+        <button
+            v-if="visibleMenus.includes('home')"
+            @click="goTo('/')"
+            class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
+            :class="{ 'text-white after:w-full': activeNav === 'home' }"
         >
           首页
         </button>
-        <button 
-          v-if="visibleMenus.includes('blog')"
-          @click="goTo('/blog')" 
-          class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
-          :class="{ 'text-white after:w-full': activeNav === 'blog' }"
-          data-target="blog"
+        <button
+            v-if="visibleMenus.includes('blog')"
+            @click="goTo('/blog')"
+            class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
+            :class="{ 'text-white after:w-full': activeNav === 'blog' }"
         >
           思考
         </button>
-        <button 
-          v-if="visibleMenus.includes('columns')"
-          @click="goTo('/columns')" 
-          class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
-          :class="{ 'text-white after:w-full': activeNav === 'columns' }"
-          data-target="columns"
+        <button
+            v-if="visibleMenus.includes('columns')"
+            @click="goTo('/columns')"
+            class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
+            :class="{ 'text-white after:w-full': activeNav === 'columns' }"
         >
           专栏
         </button>
-        <button 
-          v-if="visibleMenus.includes('works')"
-          @click="goTo('/works')" 
-          class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
-          :class="{ 'text-white after:w-full': activeNav === 'works' }"
-          data-target="works"
+        <button
+            v-if="visibleMenus.includes('works')"
+            @click="goTo('/works')"
+            class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
+            :class="{ 'text-white after:w-full': activeNav === 'works' }"
         >
           作品
         </button>
-        <button 
-          v-if="visibleMenus.includes('snippets')"
-          @click="goTo('/snippets')" 
-          class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
-          :class="{ 'text-white after:w-full': activeNav === 'snippets' }"
-          data-target="snippets"
+        <button
+            v-if="visibleMenus.includes('snippets')"
+            @click="goTo('/snippets')"
+            class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
+            :class="{ 'text-white after:w-full': activeNav === 'snippets' }"
         >
           代码
         </button>
-        <button 
-          v-if="visibleMenus.includes('about')"
-          @click="goTo('/about')" 
-          class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
-          :class="{ 'text-white after:w-full': activeNav === 'about' }"
-          data-target="about"
+        <button
+            v-if="visibleMenus.includes('about')"
+            @click="goTo('/about')"
+            class="nav-item text-sm font-medium tracking-wide text-art-muted hover:text-white transition-colors link-underline"
+            :class="{ 'text-white after:w-full': activeNav === 'about' }"
         >
           关于
         </button>
       </nav>
+
+      <!-- Desktop Actions -->
       <div class="hidden md:flex items-center gap-4">
         <a href="#" class="text-art-muted hover:text-white transition-colors"><Icon name="github" :size="20" /></a>
         <a href="/admin" target="_blank" class="text-art-muted hover:text-white transition-colors" title="后台管理">
           <Icon name="layout-dashboard" :size="20" />
         </a>
-        <button 
-          v-if="visibleMenus.includes('services')"
-          @click="goTo('/services')" 
-          class="px-5 py-2 text-xs font-bold tracking-widest uppercase border border-white/20 hover:border-art-accent hover:text-art-accent transition-all rounded-full"
+        <button
+            v-if="visibleMenus.includes('services')"
+            @click="goTo('/services')"
+            class="px-5 py-2 text-xs font-bold tracking-widest uppercase border border-white/20 hover:border-art-accent hover:text-art-accent transition-all rounded-full"
         >
           合作
         </button>
       </div>
-      <button class="md:hidden text-white" @click="toggleMobileMenu">
+
+      <!-- Mobile Menu Button -->
+      <button class="md:hidden text-white p-2 -mr-2 active:scale-95 transition-transform" @click="isMobileMenuOpen = true">
         <Icon name="menu" :size="24" />
       </button>
     </div>
+
+    <!-- Mobile Drawer Menu (抽屉式) -->
+    <!-- 优化点3: 使用 Teleport 传送到 body，确保不被父级遮挡，并实现抽屉动画 -->
+    <Teleport to="body">
+      <Transition name="fade">
+        <div v-if="isMobileMenuOpen" class="fixed inset-0 z-[100] md:hidden" @click="closeMobileMenu">
+          <!-- Backdrop -->
+          <div class="absolute inset-0 bg-black/60 backdrop-blur-sm"></div>
+        </div>
+      </Transition>
+
+      <Transition name="slide-right">
+        <div v-if="isMobileMenuOpen" class="fixed top-0 right-0 bottom-0 w-64 bg-[#1a1a1a] z-[101] shadow-2xl border-l border-white/10 flex flex-col md:hidden">
+          <!-- Drawer Header -->
+          <div class="h-16 px-6 flex items-center justify-between border-b border-white/5">
+             <span class="font-serif text-lg italic tracking-wider text-white">
+               Menu
+             </span>
+            <button class="text-white/70 hover:text-white p-2 -mr-2" @click="closeMobileMenu">
+              <Icon name="x" :size="24" />
+            </button>
+          </div>
+
+          <!-- Drawer Content -->
+          <div class="flex-1 overflow-y-auto py-6 px-6 space-y-6">
+            <nav class="flex flex-col space-y-4">
+              <button
+                  v-if="visibleMenus.includes('home')"
+                  @click="goTo('/')"
+                  class="text-left text-base font-medium py-2 border-b border-white/5 transition-colors"
+                  :class="activeNav === 'home' ? 'text-art-accent' : 'text-art-muted hover:text-white'"
+              >
+                首页
+              </button>
+              <button
+                  v-if="visibleMenus.includes('blog')"
+                  @click="goTo('/blog')"
+                  class="text-left text-base font-medium py-2 border-b border-white/5 transition-colors"
+                  :class="activeNav === 'blog' ? 'text-art-accent' : 'text-art-muted hover:text-white'"
+              >
+                思考
+              </button>
+              <button
+                  v-if="visibleMenus.includes('columns')"
+                  @click="goTo('/columns')"
+                  class="text-left text-base font-medium py-2 border-b border-white/5 transition-colors"
+                  :class="activeNav === 'columns' ? 'text-art-accent' : 'text-art-muted hover:text-white'"
+              >
+                专栏
+              </button>
+              <button
+                  v-if="visibleMenus.includes('works')"
+                  @click="goTo('/works')"
+                  class="text-left text-base font-medium py-2 border-b border-white/5 transition-colors"
+                  :class="activeNav === 'works' ? 'text-art-accent' : 'text-art-muted hover:text-white'"
+              >
+                作品
+              </button>
+              <button
+                  v-if="visibleMenus.includes('snippets')"
+                  @click="goTo('/snippets')"
+                  class="text-left text-base font-medium py-2 border-b border-white/5 transition-colors"
+                  :class="activeNav === 'snippets' ? 'text-art-accent' : 'text-art-muted hover:text-white'"
+              >
+                代码
+              </button>
+              <button
+                  v-if="visibleMenus.includes('about')"
+                  @click="goTo('/about')"
+                  class="text-left text-base font-medium py-2 border-b border-white/5 transition-colors"
+                  :class="activeNav === 'about' ? 'text-art-accent' : 'text-art-muted hover:text-white'"
+              >
+                关于
+              </button>
+            </nav>
+
+            <div class="pt-6 border-t border-white/10 space-y-4">
+              <div class="flex items-center gap-4">
+                <a href="#" class="flex items-center gap-2 text-art-muted hover:text-white transition-colors text-sm">
+                  <Icon name="github" :size="18" />
+                  <span>GitHub</span>
+                </a>
+                <a href="/admin" target="_blank" class="flex items-center gap-2 text-art-muted hover:text-white transition-colors text-sm">
+                  <Icon name="layout-dashboard" :size="18" />
+                  <span>管理后台</span>
+                </a>
+              </div>
+              <button
+                  v-if="visibleMenus.includes('services')"
+                  @click="goTo('/services')"
+                  class="w-full py-3 text-xs font-bold tracking-widest uppercase border border-white/20 hover:bg-white/5 hover:border-art-accent hover:text-art-accent transition-all rounded-lg text-center text-white"
+              >
+                商业合作
+              </button>
+            </div>
+          </div>
+        </div>
+      </Transition>
+    </Teleport>
   </header>
 </template>
 
 <script setup lang="ts">
-import { ref, onMounted, onUpdated, watch, nextTick } from 'vue'
+import { ref, onMounted, watch } from 'vue'
 import { useRouter, useRoute } from 'vue-router'
 import { getPublicSettings } from '../services/api'
 import Icon from './Icon.vue'
@@ -91,26 +192,13 @@ const router = useRouter()
 const route = useRoute()
 const activeNav = ref('home')
 const siteTitle = ref<string>('')
-const visibleMenus = ref<string[]>(['home', 'blog', 'columns', 'works', 'snippets', 'about', 'services']) // 默认显示所有菜单
+const visibleMenus = ref<string[]>(['home', 'blog', 'columns', 'works', 'snippets', 'about', 'services'])
+const isMobileMenuOpen = ref(false)
 
-const toggleMobileMenu = () => {
-  const menu = document.getElementById('mobile-menu')
-  if (menu) {
-    if (menu.classList.contains('menu-closed')) {
-      menu.classList.remove('menu-closed')
-      menu.classList.add('menu-open')
-      document.body.style.overflow = 'hidden'
-    } else {
-      menu.classList.remove('menu-open')
-      menu.classList.add('menu-closed')
-      document.body.style.overflow = ''
-    }
-  }
+const closeMobileMenu = () => {
+  isMobileMenuOpen.value = false
 }
 
-// navigate function is used in template via @click handlers
-// navigate function removed - not used in template
-
 const updateActiveNav = () => {
   const path = route.path
   if (path === '/') activeNav.value = 'home'
@@ -123,32 +211,25 @@ const updateActiveNav = () => {
   else if (path === '/about') activeNav.value = 'about'
 }
 
-// Icons are now handled by Vue components
-
-// 获取网站配置
 const loadSiteSettings = async () => {
   try {
     const settings = await getPublicSettings()
     if (settings.site_title) {
       siteTitle.value = settings.site_title
     }
-    
-    // 获取菜单显示配置
+
     if (settings.visible_menus) {
       try {
-        // 尝试解析JSON格式
         const parsed = JSON.parse(settings.visible_menus)
         if (Array.isArray(parsed)) {
           visibleMenus.value = parsed
         }
       } catch {
-        // 如果不是JSON，按逗号分隔
         visibleMenus.value = settings.visible_menus.split(',').map((m: string) => m.trim()).filter((m: string) => m)
       }
     }
   } catch (error) {
     console.error('Failed to load site settings:', error)
-    // 使用默认值，不抛出错误
   }
 }
 
@@ -158,17 +239,47 @@ onMounted(() => {
 })
 
 watch(
-  () => route.path,
-  () => {
-    updateActiveNav()
-  }
+    () => route.path,
+    () => {
+      updateActiveNav()
+    }
 )
 
 const goTo = (target: string) => {
   router.push(target)
+  closeMobileMenu() // 跳转时关闭菜单
 }
+
+// 监听菜单状态，控制 body 滚动，防止抽屉打开时背景还能滚动
+watch(isMobileMenuOpen, (isOpen) => {
+  if (isOpen) {
+    document.body.style.overflow = 'hidden'
+  } else {
+    document.body.style.overflow = ''
+  }
+})
 </script>
 
 <style scoped>
-/* 组件特定样式可以在这里添加 */
+/* Fade Animation */
+.fade-enter-active,
+.fade-leave-active {
+  transition: opacity 0.3s ease;
+}
+
+.fade-enter-from,
+.fade-leave-to {
+  opacity: 0;
+}
+
+/* Slide Right Animation */
+.slide-right-enter-active,
+.slide-right-leave-active {
+  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+}
+
+.slide-right-enter-from,
+.slide-right-leave-to {
+  transform: translateX(100%);
+}
 </style>
\ No newline at end of file
diff --git a/client/src/components/Icon.vue b/client/src/components/Icon.vue
index fb9eaf6..4d4e44b 100644
--- a/client/src/components/Icon.vue
+++ b/client/src/components/Icon.vue
@@ -3,7 +3,7 @@
     :is="iconComponent" 
     :class="className" 
     :style="style"
-    :size="size"
+    :size="iconSize"
   />
 </template>
 
@@ -35,4 +35,13 @@ const iconComponent = computed(() => {
   const iconName = toPascalCase(props.name) as keyof typeof LucideIcons
   return LucideIcons[iconName] || LucideIcons.AlertCircle
 })
+
+// 确保 size 是 number 类型
+const iconSize = computed(() => {
+  if (typeof props.size === 'string') {
+    const parsed = parseInt(props.size, 10)
+    return isNaN(parsed) ? 24 : parsed
+  }
+  return props.size ?? 24
+})
 </script>
\ No newline at end of file
diff --git a/client/src/components/StarBackground.vue b/client/src/components/StarBackground.vue
index a45e1ac..4696321 100644
--- a/client/src/components/StarBackground.vue
+++ b/client/src/components/StarBackground.vue
@@ -198,7 +198,7 @@ const updateAndDrawParticles = () => {
   }
 }
 
-const createMeteor = (force = false) => {
+const createMeteor = () => {
   const startX = Math.random() * width
   const angle = Math.PI / 4 // 45度
   meteors.push({
diff --git a/client/src/pages/BlogDetail.vue b/client/src/pages/BlogDetail.vue
index 495b8eb..33fa685 100644
--- a/client/src/pages/BlogDetail.vue
+++ b/client/src/pages/BlogDetail.vue
@@ -381,8 +381,8 @@ md.renderer.rules.fence = function (tokens, idx) {
   const lines = token.content.trimEnd().split('\n')
   const lineNumbers = lines.map((_, i) => i + 1).join('\n')
 
-  // SVG Icon 手动嵌入，不使用 Icon 组件
-  const copyIconSvg = `<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect width="14" height="14" x="8" y="8" rx="2" ry="2"/><path d="M4 16c-1.1 0-2-.9-2-2V4c0-1.1.9-2 2-2h10c1.1 0 2 .9 2 2"/></svg>`
+  // 修复1: 显式定义的 SVG Icon，颜色更亮 (text-white/70)，去除复杂 opacity 类
+  const copyIconSvg = `<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" style="display: block;"><rect width="14" height="14" x="8" y="8" rx="2" ry="2"/><path d="M4 16c-1.1 0-2-.9-2-2V4c0-1.1.9-2 2-2h10c1.1 0 2 .9 2 2"/></svg>`
 
   return `
     <div class="ios-code-container my-6 md:my-10 rounded-lg md:rounded-xl overflow-hidden shadow-2xl bg-[#1e1e1e] border border-white/5 relative group/code text-sm">
@@ -396,10 +396,10 @@ md.renderer.rules.fence = function (tokens, idx) {
           <div class="text-[10px] md:text-xs text-white/30 font-mono select-none uppercase tracking-wider">${langName || 'TEXT'}</div>
         </div>
 
-        <!-- 修复: 在移动端始终显示(opacity-100)，桌面端 Hover 显示 -->
-        <button class="copy-btn flex items-center gap-1.5 px-2 py-1 rounded hover:bg-white/10 transition-all cursor-pointer opacity-100 md:opacity-0 md:group-hover/code:opacity-100" aria-label="Copy code">
-          <span class="text-white/40">${copyIconSvg}</span>
-          <span class="text-[10px] md:text-xs text-white/40 font-medium">复制</span>
+        <!-- 修复2: 复制按钮始终可见，增加点击热区，颜色加深 -->
+        <button class="copy-btn flex items-center gap-1.5 px-2 py-1 rounded hover:bg-white/10 transition-all cursor-pointer opacity-100" aria-label="Copy code">
+          <span class="text-white/70">${copyIconSvg}</span>
+          <span class="text-[10px] md:text-xs text-white/70 font-medium">复制</span>
         </button>
       </div>
 
@@ -408,9 +408,9 @@ md.renderer.rules.fence = function (tokens, idx) {
           <pre class="font-mono text-xs md:text-sm leading-relaxed" style="margin:0;">${lineNumbers}</pre>
         </div>
 
-        <!-- 修复: 添加 whitespace-pre 到 code 标签，确保不换行 -->
-        <div class="code-block-wrapper flex-1 overflow-x-auto py-3 md:py-4 px-3 md:px-4 bg-[#1e1e1e] min-w-0 w-full">
-          <pre class="hljs !bg-transparent !m-0 !p-0 !rounded-none !overflow-visible"><code class="!font-mono text-xs md:text-sm leading-relaxed block !whitespace-pre">${highlighted}</code></pre>
+        <!-- 修复3: 强制添加 style="white-space: pre; overflow-x: auto" 确保滑动 -->
+        <div class="code-block-wrapper flex-1 py-3 md:py-4 px-3 md:px-4 bg-[#1e1e1e] min-w-0 w-full" style="overflow-x: auto; -webkit-overflow-scrolling: touch;">
+          <pre class="hljs !bg-transparent !m-0 !p-0 !rounded-none !overflow-visible"><code class="!font-mono text-xs md:text-sm leading-relaxed block" style="white-space: pre;">${highlighted}</code></pre>
         </div>
       </div>
     </div>
@@ -506,7 +506,7 @@ const addCopyListeners = () => {
           const text = codeElement.innerText
           await navigator.clipboard.writeText(text)
           const originalContent = newBtn.innerHTML
-          const checkIconSvg = `<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="text-green-400"><polyline points="20 6 9 17 4 12"/></svg>`
+          const checkIconSvg = `<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="text-green-400" style="display: block;"><polyline points="20 6 9 17 4 12"/></svg>`
           newBtn.innerHTML = `<span>${checkIconSvg}</span><span class="text-green-400 text-[10px] md:text-xs font-medium">已复制</span>`
           setTimeout(() => {
             newBtn.innerHTML = originalContent
@@ -603,24 +603,22 @@ onBeforeUnmount(() => {
   border-radius: 0 !important;
   box-shadow: none !important;
   border: none !important;
-  white-space: pre !important; /* 关键：强制不自动换行 */
+  /* 确保这里也强制 pre */
+  white-space: pre !important;
 }
 
 :deep(.prose code) {
   font-family: 'SF Mono', Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
-  white-space: pre !important; /* 关键：强制不自动换行 */
 }
 
-/* 覆盖 highlight.js 或其他样式可能带来的换行 */
 :deep(.code-block-wrapper pre code) {
   white-space: pre !important;
   word-wrap: normal !important;
   overflow-wrap: normal !important;
 }
 
-/* 允许容器横向滚动 */
 :deep(.code-block-wrapper) {
-  -webkit-overflow-scrolling: touch; /* iOS 惯性滚动 */
+  -webkit-overflow-scrolling: touch;
 }
 
 :deep(.prose :not(pre) > code) {
@@ -629,7 +627,8 @@ onBeforeUnmount(() => {
   padding: 0.2em 0.4em;
   border-radius: 0.3em;
   font-weight: 500;
-  word-break: break-word; /* 内联代码允许换行，防止撑开 */
+  /* 内联代码依然需要换行 */
+  word-break: break-word;
 }
 
 :deep(.prose h1), :deep(.prose h2), :deep(.prose h3) {
diff --git a/client/src/pages/admin/dashboard/Analytics.vue b/client/src/pages/admin/dashboard/Analytics.vue
index d09e798..7c7f887 100644
--- a/client/src/pages/admin/dashboard/Analytics.vue
+++ b/client/src/pages/admin/dashboard/Analytics.vue
@@ -299,14 +299,6 @@ const uvTrendOption = computed(() => ({
   }]
 }))
 
-// 所有省份列表（用于设置默认值）
-const allProvinces = [
-  '北京', '天津', '河北', '山西', '内蒙古', '辽宁', '吉林', '黑龙江',
-  '上海', '江苏', '浙江', '安徽', '福建', '江西', '山东', '河南',
-  '湖北', '湖南', '广东', '广西', '海南', '重庆', '四川', '贵州',
-  '云南', '西藏', '陕西', '甘肃', '青海', '宁夏', '新疆', '台湾', '香港', '澳门'
-]
-
 // 所有省份完整名称列表（用于匹配地图数据）
 const allProvincesFullNames = [
   '北京市', '天津市', '河北省', '山西省', '内蒙古自治区', '辽宁省', '吉林省', '黑龙江省',