diff --git a/cwd-admin/src/main.ts b/cwd-admin/src/main.ts
index 6333de3..64bafc6 100644
--- a/cwd-admin/src/main.ts
+++ b/cwd-admin/src/main.ts
@@ -5,6 +5,7 @@ import { router } from './router';
 import PhosphorIcons from '@phosphor-icons/vue';
 
 import './styles/theme.css';
+import './styles/common.less';
 
 const app = createApp(App);
 app.use(router);
diff --git a/cwd-admin/src/styles/common.less b/cwd-admin/src/styles/common.less
new file mode 100644
index 0000000..4d13997
--- /dev/null
+++ b/cwd-admin/src/styles/common.less
@@ -0,0 +1,42 @@
+a,
+button {
+  -webkit-tap-highlight-color: transparent;
+}
+
+.toast {
+  position: fixed;
+  top: 20px;
+  left: 50%;
+  min-width: 220px;
+  max-width: 320px;
+  padding: 12px 16px;
+  border-radius: 8px;
+  font-size: 13px;
+  box-shadow: var(--shadow-card);
+  z-index: 1000;
+  opacity: 0;
+  transform: translate(-50%, -10px);
+  animation: toast-slide-in 0.3s ease-out forwards;
+}
+
+.toast-success {
+  background-color: var(--color-success);
+  color: var(--text-inverse);
+}
+
+.toast-error {
+  background-color: var(--color-danger);
+  color: var(--text-inverse);
+}
+
+@keyframes toast-slide-in {
+  from {
+    opacity: 0;
+    transform: translate(-50%, -10px);
+  }
+
+  to {
+    opacity: 1;
+    transform: translate(-50%, 0);
+  }
+}
\ No newline at end of file
diff --git a/cwd-admin/src/styles/components/analyticsvisit.less b/cwd-admin/src/styles/components/analyticsvisit.less
index 6035dd0..24aabe3 100644
--- a/cwd-admin/src/styles/components/analyticsvisit.less
+++ b/cwd-admin/src/styles/components/analyticsvisit.less
@@ -205,30 +205,6 @@
   height: 260px;
 }
 
-.toast {
-  position: fixed;
-  top: 20px;
-  left: 50%;
-  transform: translateX(-50%);
-  min-width: 220px;
-  max-width: 320px;
-  padding: 10px 14px;
-  border-radius: 6px;
-  font-size: 13px;
-  box-shadow: var(--shadow-card);
-  z-index: 1000;
-}
-
-.toast-success {
-  background-color: var(--color-success);
-  color: var(--text-inverse);
-}
-
-.toast-error {
-  background-color: var(--color-danger);
-  color: var(--text-inverse);
-}
-
 .visit-tabs {
   display: inline-flex;
   border-radius: 999px;
diff --git a/cwd-admin/src/styles/components/data.less b/cwd-admin/src/styles/components/data.less
index eb86b29..0956363 100644
--- a/cwd-admin/src/styles/components/data.less
+++ b/cwd-admin/src/styles/components/data.less
@@ -91,30 +91,6 @@
   outline: none;
 }
 
-/* Toast & Log styles same as before */
-.toast {
-  position: fixed;
-  top: 20px;
-  left: 50%;
-  transform: translateX(-50%);
-  min-width: 220px;
-  padding: 10px 14px;
-  border-radius: 6px;
-  font-size: 13px;
-  box-shadow: var(--shadow-card);
-  z-index: 1000;
-}
-
-.toast-success {
-  background-color: var(--color-success);
-  color: var(--text-inverse);
-}
-
-.toast-error {
-  background-color: var(--color-danger);
-  color: var(--text-inverse);
-}
-
 .log-container {
   margin-top: 16px;
   padding: 12px;
diff --git a/cwd-admin/src/styles/components/setting.less b/cwd-admin/src/styles/components/setting.less
index e142f84..5402aed 100644
--- a/cwd-admin/src/styles/components/setting.less
+++ b/cwd-admin/src/styles/components/setting.less
@@ -1,7 +1,3 @@
-h1 {
-  color: red;
-}
-
 .page {
   display: flex;
   flex-direction: column;
@@ -15,6 +11,39 @@ h1 {
   color: var(--text-primary);
 }
 
+.settings-tabs {
+  display: inline-flex;
+  flex-wrap: nowrap;
+  align-items: center;
+  padding: 2px;
+  border-radius: 999px;
+  border: 1px solid var(--border-color);
+  background-color: var(--bg-input);
+  margin: 12px 0 16px;
+  overflow-x: auto;
+}
+
+.settings-tab {
+  border: none;
+  background: transparent;
+  padding: 8px 14px;
+  border-radius: 999px;
+  font-size: 14px;
+  color: var(--text-secondary);
+  cursor: pointer;
+  white-space: nowrap;
+  transition: background-color 0.2s ease, color 0.2s ease;
+}
+
+.settings-tab+.settings-tab {
+  margin-left: 4px;
+}
+
+.settings-tab-active {
+  background-color: var(--primary-color);
+  color: var(--text-inverse);
+}
+
 .card {
   background-color: var(--bg-card);
   border-radius: 6px;
@@ -28,7 +57,6 @@ h1 {
   justify-content: space-between;
   align-items: center;
   padding: 6px 0;
-  cursor: pointer;
   user-select: none;
   transition: background-color 0.2s;
 }
@@ -50,10 +78,6 @@ h1 {
   transform: rotate(180deg);
 }
 
-.card-body {
-  /* padding-top: 4px; */
-}
-
 .card-subtitle {
   margin: 0 0 12px;
   font-size: 15px;
@@ -171,30 +195,6 @@ h1 {
   color: var(--text-primary);
 }
 
-.toast {
-  position: fixed;
-  top: 20px;
-  left: 50%;
-  transform: translateX(-50%);
-  min-width: 220px;
-  max-width: 320px;
-  padding: 10px 14px;
-  border-radius: 6px;
-  font-size: 13px;
-  box-shadow: var(--shadow-card);
-  z-index: 1000;
-}
-
-.toast-success {
-  background-color: var(--color-success);
-  color: var(--text-inverse);
-}
-
-.toast-error {
-  background-color: var(--color-danger);
-  color: var(--text-inverse);
-}
-
 .switch {
   position: relative;
   display: inline-flex;
@@ -244,6 +244,7 @@ h1 {
 
 .card-actions {
   display: flex;
+  flex-wrap: wrap;
   gap: 10px;
   justify-content: flex-end;
 }
@@ -354,4 +355,15 @@ h1 {
   max-height: 0;
   opacity: 0;
   overflow: hidden;
+}
+
+.tab-fade-enter-active,
+.tab-fade-leave-active {
+  transition: opacity 0.1s ease, transform 0.1s ease;
+}
+
+.tab-fade-enter-from,
+.tab-fade-leave-to {
+  opacity: 0;
+  transform: translateY(4px);
 }
\ No newline at end of file
diff --git a/cwd-admin/src/styles/components/stats.less b/cwd-admin/src/styles/components/stats.less
index c569717..f01c1ec 100644
--- a/cwd-admin/src/styles/components/stats.less
+++ b/cwd-admin/src/styles/components/stats.less
@@ -172,30 +172,6 @@
   height: 260px;
 }
 
-.toast {
-  position: fixed;
-  top: 20px;
-  left: 50%;
-  transform: translateX(-50%);
-  min-width: 220px;
-  max-width: 320px;
-  padding: 10px 14px;
-  border-radius: 6px;
-  font-size: 13px;
-  box-shadow: var(--shadow-card);
-  z-index: 1000;
-}
-
-.toast-success {
-  background-color: var(--color-success);
-  color: var(--text-inverse);
-}
-
-.toast-error {
-  background-color: var(--color-danger);
-  color: var(--text-inverse);
-}
-
 @media (max-width: 768px) {
   .stats-grid {
     grid-template-columns: repeat(2, minmax(0, 1fr));
diff --git a/cwd-admin/src/views/LayoutView/index.vue b/cwd-admin/src/views/LayoutView/index.vue
index 8195515..ac12b49 100644
--- a/cwd-admin/src/views/LayoutView/index.vue
+++ b/cwd-admin/src/views/LayoutView/index.vue
@@ -354,9 +354,8 @@ function closeVersionModal() {
 }
 </script>
 
-<style scoped lang="less">
+<style lang="less">
 @import "../../styles/layout.less";
-
 .modal-overlay {
   position: fixed;
   inset: 0;
diff --git a/cwd-admin/src/views/SettingsView/index.vue b/cwd-admin/src/views/SettingsView/index.vue
index be39d74..fe27c58 100644
--- a/cwd-admin/src/views/SettingsView/index.vue
+++ b/cwd-admin/src/views/SettingsView/index.vue
@@ -10,429 +10,472 @@
     </div>
     <div v-if="loading" class="page-hint">加载中...</div>
     <div v-else>
-      <div class="card">
-        <div class="card-header" @click="toggleCard('comment')">
-          <div class="card-title">评论显示配置</div>
-          <div class="card-icon" :class="{ expanded: cardsExpanded.comment }">▼</div>
-        </div>
-        <transition name="collapse">
-          <div v-show="cardsExpanded.comment" class="card-body">
-            <div class="form-item">
-              <label class="form-label">管理员邮箱</label>
-              <input v-model="commentAdminEmail" class="form-input" type="email" />
-            </div>
-            <div class="form-item">
-              <label class="form-label">博主标签文字（留空使用默认图标）</label>
-              <input v-model="commentAdminBadge" class="form-input" type="text" />
-            </div>
-            <div class="form-item">
-              <label class="form-label">是否开启博主标签显示</label>
-              <label class="switch">
-                <input v-model="commentAdminEnabled" type="checkbox" />
-                <span class="slider" />
-              </label>
-            </div>
-            <div class="form-item">
-              <label class="form-label"
-                >头像前缀（默认：https://gravatar.com/avatar）</label
-              >
-              <input v-model="avatarPrefix" class="form-input" type="text" />
-            </div>
-            <h3 class="card-title">安全设置</h3>
-            <div class="form-item">
-              <label class="form-label">新评论是否审核后再显示</label>
-              <label class="switch">
-                <input v-model="requireReview" type="checkbox" />
-                <span class="slider" />
-              </label>
-            </div>
-            <div class="form-item">
-              <label class="form-label">
-                管理员评论密钥（设置后前台使用管理员邮箱评论需输入此密钥。）
-              </label>
-
-              <input
-                v-model="commentAdminKey"
-                class="form-input"
-                placeholder="输入密钥以设置或修改"
-                autocomplete="new-password"
-              />
-            </div>
-            <div class="form-item">
-              <label class="form-label">
-                允许调用的域名（设置后仅匹配域名可调用前台评论组件，留空则不限制。使用空格或者逗号进行分割。）
-              </label>
-              <div class="tag-input">
-                <div class="tag-input-inner">
-                  <span
-                    v-for="domain in allowedDomainTags"
-                    :key="domain"
-                    class="tag-input-tag"
+      <div class="settings-tabs">
+        <button
+          type="button"
+          class="settings-tab"
+          :class="{ 'settings-tab-active': activeTab === 'comment' }"
+          @click="activeTab = 'comment'"
+        >
+          评论与安全
+        </button>
+        <button
+          type="button"
+          class="settings-tab"
+          :class="{ 'settings-tab-active': activeTab === 'feature' }"
+          @click="activeTab = 'feature'"
+        >
+          功能开关
+        </button>
+        <button
+          type="button"
+          class="settings-tab"
+          :class="{ 'settings-tab-active': activeTab === 'display' }"
+          @click="activeTab = 'display'"
+        >
+          后台显示
+        </button>
+        <button
+          type="button"
+          class="settings-tab"
+          :class="{ 'settings-tab-active': activeTab === 'notify' }"
+          @click="activeTab = 'notify'"
+        >
+          通知设置
+        </button>
+      </div>
+      <transition name="tab-fade" mode="out-in">
+        <div :key="activeTab">
+          <template v-if="activeTab === 'comment'">
+            <div class="card">
+              <div class="card-header">
+                <div class="card-title">评论显示配置</div>
+              </div>
+              <div class="card-body">
+                <div class="form-item">
+                  <label class="form-label">管理员邮箱</label>
+                  <input v-model="commentAdminEmail" class="form-input" type="email" />
+                </div>
+                <div class="form-item">
+                  <label class="form-label">博主标签文字（留空使用默认图标）</label>
+                  <input v-model="commentAdminBadge" class="form-input" type="text" />
+                </div>
+                <div class="form-item">
+                  <label class="form-label">是否开启博主标签显示</label>
+                  <label class="switch">
+                    <input v-model="commentAdminEnabled" type="checkbox" />
+                    <span class="slider" />
+                  </label>
+                </div>
+                <div class="form-item">
+                  <label class="form-label"
+                    >头像前缀（默认：https://gravatar.com/avatar）</label
                   >
-                    <span class="tag-input-tag-text">{{ domain }}</span>
-                    <button
-                      type="button"
-                      class="tag-input-tag-remove"
-                      @click="removeAllowedDomain(domain)"
-                    >
-                      <PhTrash :size="14" />
-                    </button>
-                  </span>
+                  <input v-model="avatarPrefix" class="form-input" type="text" />
+                </div>
+                <h3 class="card-title">安全设置</h3>
+                <div class="form-item">
+                  <label class="form-label">新评论是否审核后再显示</label>
+                  <label class="switch">
+                    <input v-model="requireReview" type="checkbox" />
+                    <span class="slider" />
+                  </label>
+                </div>
+                <div class="form-item">
+                  <label class="form-label">
+                    管理员评论密钥（设置后前台使用管理员邮箱评论需输入此密钥。）
+                  </label>
+
                   <input
-                    v-model="allowedDomainInput"
-                    class="tag-input-input"
-                    @keyup="handleAllowedDomainKeyup"
-                    @blur="handleAllowedDomainBlur"
+                    v-model="commentAdminKey"
+                    class="form-input"
+                    placeholder="输入密钥以设置或修改"
+                    autocomplete="new-password"
                   />
                 </div>
-              </div>
-            </div>
-            <div class="form-item">
-              <label class="form-label">
-                IP 黑名单（多个 IP 用逗号或换行分隔，留空则不限制）
-              </label>
-              <div class="tag-input">
-                <div class="tag-input-inner">
-                  <span v-for="ip in blockedIpTags" :key="ip" class="tag-input-tag">
-                    <span class="tag-input-tag-text">{{ ip }}</span>
-                    <button
-                      type="button"
-                      class="tag-input-tag-remove"
-                      @click="removeBlockedIp(ip)"
-                    >
-                      <PhTrash :size="14" />
-                    </button>
-                  </span>
-                  <input
-                    v-model="blockedIpInput"
-                    class="tag-input-input"
-                    @keyup="handleBlockedIpKeyup"
-                    @blur="handleBlockedIpBlur"
-                  />
+                <div class="form-item">
+                  <label class="form-label">
+                    允许调用的域名（设置后仅匹配域名可调用前台评论组件，留空则不限制。使用空格或者逗号进行分割。）
+                  </label>
+                  <div class="tag-input">
+                    <div class="tag-input-inner">
+                      <span
+                        v-for="domain in allowedDomainTags"
+                        :key="domain"
+                        class="tag-input-tag"
+                      >
+                        <span class="tag-input-tag-text">{{ domain }}</span>
+                        <button
+                          type="button"
+                          class="tag-input-tag-remove"
+                          @click="removeAllowedDomain(domain)"
+                        >
+                          <PhTrash :size="14" />
+                        </button>
+                      </span>
+                      <input
+                        v-model="allowedDomainInput"
+                        class="tag-input-input"
+                        @keyup="handleAllowedDomainKeyup"
+                        @blur="handleAllowedDomainBlur"
+                      />
+                    </div>
+                  </div>
                 </div>
-              </div>
-            </div>
-            <div class="form-item">
-              <label class="form-label"
-                >邮箱黑名单（多个邮箱用逗号或换行分隔，留空则不限制）</label
-              >
-              <div class="tag-input">
-                <div class="tag-input-inner">
-                  <span
-                    v-for="email in blockedEmailTags"
-                    :key="email"
-                    class="tag-input-tag"
+                <div class="form-item">
+                  <label class="form-label">
+                    IP 黑名单（多个 IP 用逗号或换行分隔，留空则不限制）
+                  </label>
+                  <div class="tag-input">
+                    <div class="tag-input-inner">
+                      <span v-for="ip in blockedIpTags" :key="ip" class="tag-input-tag">
+                        <span class="tag-input-tag-text">{{ ip }}</span>
+                        <button
+                          type="button"
+                          class="tag-input-tag-remove"
+                          @click="removeBlockedIp(ip)"
+                        >
+                          <PhTrash :size="14" />
+                        </button>
+                      </span>
+                      <input
+                        v-model="blockedIpInput"
+                        class="tag-input-input"
+                        @keyup="handleBlockedIpKeyup"
+                        @blur="handleBlockedIpBlur"
+                      />
+                    </div>
+                  </div>
+                </div>
+                <div class="form-item">
+                  <label class="form-label"
+                    >邮箱黑名单（多个邮箱用逗号或换行分隔，留空则不限制）</label
                   >
-                    <span class="tag-input-tag-text">{{ email }}</span>
-                    <button
-                      type="button"
-                      class="tag-input-tag-remove"
-                      @click="removeBlockedEmail(email)"
-                    >
-                      <PhTrash :size="14" />
-                    </button>
-                  </span>
-                  <input
-                    v-model="blockedEmailInput"
-                    class="tag-input-input"
-                    @keyup="handleBlockedEmailKeyup"
-                    @blur="handleBlockedEmailBlur"
-                  />
+                  <div class="tag-input">
+                    <div class="tag-input-inner">
+                      <span
+                        v-for="email in blockedEmailTags"
+                        :key="email"
+                        class="tag-input-tag"
+                      >
+                        <span class="tag-input-tag-text">{{ email }}</span>
+                        <button
+                          type="button"
+                          class="tag-input-tag-remove"
+                          @click="removeBlockedEmail(email)"
+                        >
+                          <PhTrash :size="14" />
+                        </button>
+                      </span>
+                      <input
+                        v-model="blockedEmailInput"
+                        class="tag-input-input"
+                        @keyup="handleBlockedEmailKeyup"
+                        @blur="handleBlockedEmailBlur"
+                      />
+                    </div>
+                  </div>
+                </div>
+
+                <div class="card-actions">
+                  <button
+                    class="card-button"
+                    :disabled="savingComment"
+                    @click="saveComment"
+                  >
+                    <span v-if="savingComment">保存中...</span>
+                    <span v-else>保存</span>
+                  </button>
                 </div>
               </div>
             </div>
-
-            <div class="card-actions">
-              <button class="card-button" :disabled="savingComment" @click="saveComment">
-                <span v-if="savingComment">保存中...</span>
-                <span v-else>保存</span>
-              </button>
+          </template>
+          <template v-else-if="activeTab === 'feature'">
+            <div class="card">
+              <div class="card-header">
+                <div class="card-title">功能开关</div>
+              </div>
+              <div class="card-body">
+                <div class="form-item">
+                  <label class="form-label">开启文章点赞功能</label>
+                  <label class="switch">
+                    <input v-model="enableArticleLike" type="checkbox" />
+                    <span class="slider" />
+                  </label>
+                  <div class="form-hint">
+                    开启后，评论区顶部会显示的文章点赞（喜欢）按钮。
+                  </div>
+                </div>
+                <div class="form-item">
+                  <label class="form-label">开启评论点赞功能</label>
+                  <label class="switch">
+                    <input v-model="enableCommentLike" type="checkbox" />
+                    <span class="slider" />
+                  </label>
+                  <div class="form-hint">
+                    开启后，评论列表中的每条评论都会显示点赞按钮。
+                  </div>
+                </div>
+                <div class="card-actions">
+                  <button
+                    class="card-button"
+                    :disabled="savingFeature"
+                    @click="saveFeature"
+                  >
+                    <span v-if="savingFeature">保存中...</span>
+                    <span v-else>保存</span>
+                  </button>
+                </div>
+              </div>
             </div>
-          </div>
-        </transition>
-      </div>
+          </template>
+          <template v-else-if="activeTab === 'display'">
+            <div class="card">
+              <div class="card-header">
+                <div class="card-title">后台显示设置</div>
+              </div>
+              <div class="card-body">
+                <div class="form-item">
+                  <label class="form-label">后台标题</label>
+                  <input
+                    v-model="adminLayoutTitle"
+                    class="form-input"
+                    type="text"
+                    placeholder="CWD 评论系统"
+                  />
+                  <div class="form-hint">显示在后台顶部导航栏左侧。</div>
+                </div>
+                <div class="card-actions">
+                  <button
+                    class="card-button"
+                    :disabled="savingDisplay"
+                    @click="saveDisplay"
+                  >
+                    <span v-if="savingDisplay">保存中...</span>
+                    <span v-else>保存</span>
+                  </button>
+                </div>
+              </div>
+            </div>
+          </template>
+          <template v-else-if="activeTab === 'notify'">
+            <div class="card">
+              <div class="card-header">
+                <div class="card-title">通知邮箱设置</div>
+              </div>
+              <div class="card-body">
+                <div class="form-item">
+                  <label class="form-label">开启邮件通知</label>
+                  <label class="switch">
+                    <input v-model="emailGlobalEnabled" type="checkbox" />
+                    <span class="slider" />
+                  </label>
+                </div>
 
-      <div class="card">
-        <div class="card-header" @click="toggleCard('feature')">
-          <div class="card-title">功能开关</div>
-          <div class="card-icon" :class="{ expanded: cardsExpanded.feature }">▼</div>
+                <div class="divider"></div>
+                <h4 class="card-subtitle">1. SMTP 发件配置</h4>
+
+                <div class="form-item">
+                  <label class="form-label">邮件服务商</label>
+                  <select
+                    v-model="smtpProvider"
+                    class="form-input"
+                    @change="onProviderChange"
+                  >
+                    <option value="qq">QQ 邮箱</option>
+                    <option value="custom">自定义 SMTP</option>
+                  </select>
+                </div>
+
+                <div v-if="smtpProvider === 'custom'">
+                  <div class="form-item">
+                    <label class="form-label">SMTP 服务器</label>
+                    <input
+                      v-model="smtpHost"
+                      class="form-input"
+                      placeholder="smtp.example.com"
+                    />
+                  </div>
+                  <div class="form-item">
+                    <label class="form-label">SMTP 端口</label>
+                    <input
+                      v-model="smtpPort"
+                      class="form-input"
+                      type="number"
+                      placeholder="465"
+                    />
+                  </div>
+                  <div class="form-item">
+                    <label class="form-label">SSL 安全连接</label>
+                    <label class="switch">
+                      <input v-model="smtpSecure" type="checkbox" />
+                      <span class="slider" />
+                    </label>
+                  </div>
+                </div>
+
+                <div class="form-item">
+                  <label class="form-label">发件邮箱账号</label>
+                  <input
+                    v-model="smtpUser"
+                    class="form-input"
+                    placeholder="例如: 123456@qq.com"
+                  />
+                </div>
+                <div class="form-item">
+                  <label class="form-label">授权码/密码</label>
+                  <input
+                    v-model="smtpPass"
+                    class="form-input"
+                    type="text"
+                    placeholder="QQ邮箱请使用授权码"
+                  />
+                  <div v-if="smtpProvider === 'qq'" class="form-hint">
+                    注意：QQ 邮箱必须使用<a
+                      href="https://service.mail.qq.com/detail/0/75"
+                      target="_blank"
+                      >授权码</a
+                    >，而非 QQ 密码。<br />
+                    请登录 QQ 邮箱网页版，在【设置 - 账户】中开启 POP3/SMTP
+                    服务并生成授权码。
+                  </div>
+                </div>
+
+                <div class="divider"></div>
+                <h4 class="card-subtitle">2. 邮件模板设置</h4>
+
+                <div class="form-item">
+                  <label class="form-label">管理员通知模板 (HTML)</label>
+                  <div class="form-hint">
+                    可用变量：${commentAuthor} (评论人昵称), ${postTitle} (文章标题),
+                    ${postUrl} (文章链接), ${commentContent} (评论内容)
+                  </div>
+                  <textarea
+                    v-model="templateAdmin"
+                    class="form-input"
+                    rows="10"
+                    placeholder="留空则使用默认模板"
+                  ></textarea>
+                </div>
+
+                <div class="form-item">
+                  <label class="form-label">回复通知模板 (HTML)</label>
+                  <div class="form-hint">
+                    可用变量：${toName} (接收人昵称), ${replyAuthor} (回复人昵称),
+                    ${postTitle} (文章标题), ${postUrl} (文章链接), ${parentComment}
+                    (原评论), ${replyContent} (回复内容)
+                  </div>
+                  <textarea
+                    v-model="templateReply"
+                    class="form-input"
+                    rows="10"
+                    placeholder="留空则使用默认模板"
+                  ></textarea>
+                </div>
+
+                <div
+                  v-if="message && messageType === 'error'"
+                  class="form-message form-message-error"
+                >
+                  {{ message }}
+                </div>
+                <div class="card-actions" style="justify-content: space-between">
+                  <button
+                    class="card-button secondary"
+                    :disabled="testingEmail"
+                    @click="testEmail"
+                  >
+                    <span v-if="testingEmail">发送中...</span>
+                    <span v-else>发送测试邮件</span>
+                  </button>
+                  <button
+                    class="card-button secondary"
+                    style="margin-left: auto"
+                    @click="resetTemplatesToDefault"
+                  >
+                    恢复默认模板
+                  </button>
+                  <button class="card-button" :disabled="savingEmail" @click="saveEmail">
+                    <span v-if="savingEmail">保存中...</span>
+                    <span v-else>保存配置</span>
+                  </button>
+                </div>
+              </div>
+            </div>
+            <div class="card">
+              <div class="card-header">
+                <div class="card-title">Telegram 通知设置</div>
+              </div>
+              <div class="card-body">
+                <div class="form-item">
+                  <label class="form-label">开启 Telegram 通知</label>
+                  <label class="switch">
+                    <input v-model="telegramNotifyEnabled" type="checkbox" />
+                    <span class="slider" />
+                  </label>
+                </div>
+                <div class="form-item">
+                  <label class="form-label">Bot Token</label>
+                  <input
+                    v-model="telegramBotToken"
+                    class="form-input"
+                    type="text"
+                    placeholder="123456:ABC-DEF1234ghIkl-zyx57W2v1u123ew11"
+                  />
+                  <div class="form-hint">
+                    在 Telegram 中搜索
+                    <a href="https://t.me/BotFather" target="_blank">@BotFather</a>
+                    创建机器人获取 Token
+                  </div>
+                </div>
+                <div class="form-item">
+                  <label class="form-label">Chat ID</label>
+                  <input
+                    v-model="telegramChatId"
+                    class="form-input"
+                    type="text"
+                    placeholder="123456789"
+                  />
+                  <div class="form-hint">
+                    这是接收通知的用户 ID 或群组 ID。可以先给机器人发消息，然后通过 API
+                    获取 ID，或者使用
+                    <a href="https://t.me/userinfobot" target="_blank">@userinfobot</a>
+                    查询。
+                  </div>
+                </div>
+
+                <div class="card-actions" style="justify-content: space-between">
+                  <button
+                    class="card-button secondary"
+                    :disabled="settingUpWebhook"
+                    @click="doSetupWebhook"
+                  >
+                    <span v-if="settingUpWebhook">设置中...</span>
+                    <span v-else>一键设置 Webhook</span>
+                  </button>
+                  <button
+                    class="card-button secondary"
+                    :disabled="testingTelegram"
+                    @click="testTelegram"
+                    style="margin-right: auto"
+                  >
+                    <span v-if="testingTelegram">发送中...</span>
+                    <span v-else>发送测试消息</span>
+                  </button>
+                  <button
+                    class="card-button"
+                    :disabled="savingTelegram"
+                    @click="saveTelegram"
+                  >
+                    <span v-if="savingTelegram">保存中...</span>
+                    <span v-else>保存</span>
+                  </button>
+                </div>
+              </div>
+            </div>
+          </template>
         </div>
-        <transition name="collapse">
-          <div v-show="cardsExpanded.feature" class="card-body">
-            <div class="form-item">
-              <label class="form-label">开启文章点赞功能</label>
-              <label class="switch">
-                <input v-model="enableArticleLike" type="checkbox" />
-                <span class="slider" />
-              </label>
-              <div class="form-hint">
-                开启后，评论区顶部会显示的文章点赞（喜欢）按钮。
-              </div>
-            </div>
-            <div class="form-item">
-              <label class="form-label">开启评论点赞功能</label>
-              <label class="switch">
-                <input v-model="enableCommentLike" type="checkbox" />
-                <span class="slider" />
-              </label>
-              <div class="form-hint">开启后，评论列表中的每条评论都会显示点赞按钮。</div>
-            </div>
-            <div class="card-actions">
-              <button class="card-button" :disabled="savingFeature" @click="saveFeature">
-                <span v-if="savingFeature">保存中...</span>
-                <span v-else>保存</span>
-              </button>
-            </div>
-          </div>
-        </transition>
-      </div>
-
-      <div class="card">
-        <div class="card-header" @click="toggleCard('display')">
-          <div class="card-title">后台显示设置</div>
-          <div class="card-icon" :class="{ expanded: cardsExpanded.display }">▼</div>
-        </div>
-        <transition name="collapse">
-          <div v-show="cardsExpanded.display" class="card-body">
-            <div class="form-item">
-              <label class="form-label">后台标题</label>
-              <input
-                v-model="adminLayoutTitle"
-                class="form-input"
-                type="text"
-                placeholder="CWD 评论系统"
-              />
-              <div class="form-hint">显示在后台顶部导航栏左侧。</div>
-            </div>
-            <div class="card-actions">
-              <button class="card-button" :disabled="savingDisplay" @click="saveDisplay">
-                <span v-if="savingDisplay">保存中...</span>
-                <span v-else>保存</span>
-              </button>
-            </div>
-          </div>
-        </transition>
-      </div>
-
-      <div class="card">
-        <div class="card-header" @click="toggleCard('email')">
-          <div class="card-title">通知邮箱设置</div>
-          <div class="card-icon" :class="{ expanded: cardsExpanded.email }">▼</div>
-        </div>
-        <transition name="collapse">
-          <div v-show="cardsExpanded.email" class="card-body">
-            <div class="form-item">
-              <label class="form-label">开启邮件通知</label>
-              <label class="switch">
-                <input v-model="emailGlobalEnabled" type="checkbox" />
-                <span class="slider" />
-              </label>
-            </div>
-
-            <div class="divider"></div>
-            <h4 class="card-subtitle">1. SMTP 发件配置</h4>
-
-            <div class="form-item">
-              <label class="form-label">邮件服务商</label>
-              <select
-                v-model="smtpProvider"
-                class="form-input"
-                @change="onProviderChange"
-              >
-                <option value="qq">QQ 邮箱</option>
-                <option value="custom">自定义 SMTP</option>
-              </select>
-            </div>
-
-            <div v-if="smtpProvider === 'custom'">
-              <div class="form-item">
-                <label class="form-label">SMTP 服务器</label>
-                <input
-                  v-model="smtpHost"
-                  class="form-input"
-                  placeholder="smtp.example.com"
-                />
-              </div>
-              <div class="form-item">
-                <label class="form-label">SMTP 端口</label>
-                <input
-                  v-model="smtpPort"
-                  class="form-input"
-                  type="number"
-                  placeholder="465"
-                />
-              </div>
-              <div class="form-item">
-                <label class="form-label">SSL 安全连接</label>
-                <label class="switch">
-                  <input v-model="smtpSecure" type="checkbox" />
-                  <span class="slider" />
-                </label>
-              </div>
-            </div>
-
-            <div class="form-item">
-              <label class="form-label">发件邮箱账号</label>
-              <input
-                v-model="smtpUser"
-                class="form-input"
-                placeholder="例如: 123456@qq.com"
-              />
-            </div>
-            <div class="form-item">
-              <label class="form-label">授权码/密码</label>
-              <input
-                v-model="smtpPass"
-                class="form-input"
-                type="text"
-                placeholder="QQ邮箱请使用授权码"
-              />
-              <div v-if="smtpProvider === 'qq'" class="form-hint">
-                注意：QQ 邮箱必须使用<a
-                  href="https://service.mail.qq.com/detail/0/75"
-                  target="_blank"
-                  >授权码</a
-                >，而非 QQ 密码。<br />
-                请登录 QQ 邮箱网页版，在【设置 - 账户】中开启 POP3/SMTP 服务并生成授权码。
-              </div>
-            </div>
-
-            <div class="divider"></div>
-            <h4 class="card-subtitle">2. 邮件模板设置</h4>
-
-            <div class="form-item">
-              <label class="form-label">管理员通知模板 (HTML)</label>
-              <div class="form-hint">
-                可用变量：${commentAuthor} (评论人昵称), ${postTitle} (文章标题),
-                ${postUrl} (文章链接), ${commentContent} (评论内容)
-              </div>
-              <textarea
-                v-model="templateAdmin"
-                class="form-input"
-                rows="10"
-                placeholder="留空则使用默认模板"
-              ></textarea>
-            </div>
-
-            <div class="form-item">
-              <label class="form-label">回复通知模板 (HTML)</label>
-              <div class="form-hint">
-                可用变量：${toName} (接收人昵称), ${replyAuthor} (回复人昵称),
-                ${postTitle} (文章标题), ${postUrl} (文章链接), ${parentComment} (原评论),
-                ${replyContent} (回复内容)
-              </div>
-              <textarea
-                v-model="templateReply"
-                class="form-input"
-                rows="10"
-                placeholder="留空则使用默认模板"
-              ></textarea>
-            </div>
-
-            <div
-              v-if="message && messageType === 'error'"
-              class="form-message form-message-error"
-            >
-              {{ message }}
-            </div>
-            <div class="card-actions" style="justify-content: space-between">
-              <button
-                class="card-button secondary"
-                :disabled="testingEmail"
-                @click="testEmail"
-              >
-                <span v-if="testingEmail">发送中...</span>
-                <span v-else>发送测试邮件</span>
-              </button>
-              <button
-                class="card-button secondary"
-                style="margin-left: auto"
-                @click="resetTemplatesToDefault"
-              >
-                恢复默认模板
-              </button>
-              <button class="card-button" :disabled="savingEmail" @click="saveEmail">
-                <span v-if="savingEmail">保存中...</span>
-                <span v-else>保存配置</span>
-              </button>
-            </div>
-          </div>
-        </transition>
-      </div>
-
-      <div class="card">
-        <div class="card-header" @click="toggleCard('telegram')">
-          <div class="card-title">Telegram 通知设置</div>
-          <div class="card-icon" :class="{ expanded: cardsExpanded.telegram }">▼</div>
-        </div>
-        <transition name="collapse">
-          <div v-show="cardsExpanded.telegram" class="card-body">
-            <div class="form-item">
-              <label class="form-label">开启 Telegram 通知</label>
-              <label class="switch">
-                <input v-model="telegramNotifyEnabled" type="checkbox" />
-                <span class="slider" />
-              </label>
-            </div>
-            <div class="form-item">
-              <label class="form-label">Bot Token</label>
-              <input
-                v-model="telegramBotToken"
-                class="form-input"
-                type="text"
-                placeholder="123456:ABC-DEF1234ghIkl-zyx57W2v1u123ew11"
-              />
-              <div class="form-hint">
-                在 Telegram 中搜索
-                <a href="https://t.me/BotFather" target="_blank">@BotFather</a>
-                创建机器人获取 Token
-              </div>
-            </div>
-            <div class="form-item">
-              <label class="form-label">Chat ID</label>
-              <input
-                v-model="telegramChatId"
-                class="form-input"
-                type="text"
-                placeholder="123456789"
-              />
-              <div class="form-hint">
-                这是接收通知的用户 ID 或群组 ID。可以先给机器人发消息，然后通过 API 获取
-                ID，或者使用
-                <a href="https://t.me/userinfobot" target="_blank">@userinfobot</a> 查询。
-              </div>
-            </div>
-
-            <div class="card-actions" style="justify-content: space-between">
-              <button
-                class="card-button secondary"
-                :disabled="settingUpWebhook"
-                @click="doSetupWebhook"
-              >
-                <span v-if="settingUpWebhook">设置中...</span>
-                <span v-else>一键设置 Webhook</span>
-              </button>
-              <button
-                class="card-button secondary"
-                :disabled="testingTelegram"
-                @click="testTelegram"
-                style="margin-right: auto"
-              >
-                <span v-if="testingTelegram">发送中...</span>
-                <span v-else>发送测试消息</span>
-              </button>
-              <button
-                class="card-button"
-                :disabled="savingTelegram"
-                @click="saveTelegram"
-              >
-                <span v-if="savingTelegram">保存中...</span>
-                <span v-else>保存</span>
-              </button>
-            </div>
-          </div>
-        </transition>
-      </div>
+      </transition>
     </div>
   </div>
 </template>
@@ -554,6 +597,8 @@ const savingTelegram = ref(false);
 const settingUpWebhook = ref(false);
 const testingTelegram = ref(false);
 
+const activeTab = ref<"comment" | "feature" | "display" | "notify">("comment");
+
 function addAllowedDomainsFromInput() {
   const raw = allowedDomainInput.value;
   if (!raw) {