diff --git a/cwd-admin/src/components/TagInput.vue b/cwd-admin/src/components/TagInput.vue
new file mode 100644
index 0000000..5f82b33
--- /dev/null
+++ b/cwd-admin/src/components/TagInput.vue
@@ -0,0 +1,157 @@
+<template>
+  <div class="tag-input">
+    <div class="tag-input-inner">
+      <span v-for="item in props.modelValue" :key="item" class="tag-input-tag">
+        <span class="tag-input-tag-text">{{ item }}</span>
+        <button type="button" class="tag-input-tag-remove" @click="removeItem(item)">
+          <PhTrash :size="14" />
+        </button>
+      </span>
+      <input
+        v-model="inputValue"
+        class="tag-input-input"
+        @keyup="handleKeyup"
+        @blur="handleBlur"
+      />
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref } from "vue";
+
+const props = defineProps<{
+  modelValue: string[];
+}>();
+
+const emit = defineEmits<{
+  (e: "update:modelValue", value: string[]): void;
+}>();
+
+const inputValue = ref("");
+
+function addFromInput() {
+  const raw = inputValue.value;
+  if (!raw) {
+    return;
+  }
+  const parts = raw
+    .split(/[,，\s]+/)
+    .map((d) => d.trim())
+    .filter(Boolean);
+  if (parts.length === 0) {
+    inputValue.value = "";
+    return;
+  }
+  const existing = new Set(props.modelValue);
+  const next: string[] = [...props.modelValue];
+  for (const part of parts) {
+    if (!existing.has(part)) {
+      next.push(part);
+      existing.add(part);
+    }
+  }
+  emit("update:modelValue", next);
+  inputValue.value = "";
+}
+
+function handleKeyup(event: KeyboardEvent) {
+  if (
+    event.key === " " ||
+    event.key === "Spacebar" ||
+    event.key === "," ||
+    event.key === "，" ||
+    event.key === "Enter"
+  ) {
+    addFromInput();
+  }
+}
+
+function handleBlur() {
+  addFromInput();
+}
+
+function removeItem(value: string) {
+  const next = props.modelValue.filter((item) => item !== value);
+  emit("update:modelValue", next);
+}
+</script>
+
+<style scoped lang="less">
+.tag-input {
+  padding: 4px 6px;
+  border-radius: 4px;
+  border: 1px solid var(--border-color);
+  background-color: var(--bg-input);
+}
+
+.tag-input-inner {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 6px;
+}
+
+.tag-input-tag {
+  display: inline-flex;
+  align-items: center;
+  max-width: 100%;
+  padding: 2px 8px;
+  border-radius: 999px;
+  background-color: var(--bg-sider);
+  color: var(--text-primary);
+  font-size: 13px;
+  position: relative;
+}
+
+.tag-input-tag-text {
+  max-width: 180px;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.tag-input-tag-remove {
+  border: none;
+  padding: 0;
+  background: none;
+  cursor: pointer;
+  color: var(--text-secondary);
+  font-size: 12px;
+  opacity: 0;
+  visibility: hidden;
+  position: absolute;
+  left: 50%;
+  top: 50%;
+  transform: translate(-50%, -50%);
+  width: 100%;
+  height: 100%;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.tag-input-tag-remove:hover {
+  color: var(--color-danger);
+}
+
+.tag-input-tag:hover .tag-input-tag-text {
+  opacity: 0;
+  visibility: hidden;
+}
+
+.tag-input-tag:hover .tag-input-tag-remove {
+  opacity: 1;
+  visibility: visible;
+}
+
+.tag-input-input {
+  flex: 1;
+  min-width: 120px;
+  border: none;
+  outline: none;
+  background: transparent;
+  padding: 4px 2px;
+  font-size: 14px;
+  color: var(--text-primary);
+}
+</style>
diff --git a/cwd-admin/src/styles/components/setting.less b/cwd-admin/src/styles/components/setting.less
index e27dcd0..1c78439 100644
--- a/cwd-admin/src/styles/components/setting.less
+++ b/cwd-admin/src/styles/components/setting.less
@@ -1,4 +1,4 @@
-.page {
+.settings-content {
   max-width: 620px;
 }
 
@@ -69,83 +69,6 @@
   box-shadow: 0 0 0 1px rgba(9, 105, 218, 0.2);
 }
 
-.tag-input {
-  padding: 4px 6px;
-  border-radius: 4px;
-  border: 1px solid var(--border-color);
-  background-color: var(--bg-input);
-}
-
-.tag-input-inner {
-  display: flex;
-  flex-wrap: wrap;
-  gap: 6px;
-}
-
-.tag-input-tag {
-  display: inline-flex;
-  align-items: center;
-  max-width: 100%;
-  padding: 2px 8px;
-  border-radius: 999px;
-  background-color: var(--bg-sider);
-  color: var(--text-primary);
-  font-size: 13px;
-  position: relative;
-}
-
-.tag-input-tag-text {
-  max-width: 180px;
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-}
-
-.tag-input-tag-remove {
-  border: none;
-  padding: 0;
-  background: none;
-  cursor: pointer;
-  color: var(--text-secondary);
-  font-size: 12px;
-  opacity: 0;
-  visibility: hidden;
-  position: absolute;
-  left: 50%;
-  top: 50%;
-  transform: translate(-50%, -50%);
-  width: 100%;
-  height: 100%;
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-}
-
-.tag-input-tag-remove:hover {
-  color: var(--color-danger);
-}
-
-.tag-input-tag:hover .tag-input-tag-text {
-  opacity: 0;
-  visibility: hidden;
-}
-
-.tag-input-tag:hover .tag-input-tag-remove {
-  opacity: 1;
-  visibility: visible;
-}
-
-.tag-input-input {
-  flex: 1;
-  min-width: 120px;
-  border: none;
-  outline: none;
-  background: transparent;
-  padding: 4px 2px;
-  font-size: 14px;
-  color: var(--text-primary);
-}
-
 .switch {
   position: relative;
   display: inline-flex;
diff --git a/cwd-admin/src/views/SettingsView/index.vue b/cwd-admin/src/views/SettingsView/index.vue
index b8faf77..e45cdec 100644
--- a/cwd-admin/src/views/SettingsView/index.vue
+++ b/cwd-admin/src/views/SettingsView/index.vue
@@ -61,7 +61,7 @@
         </button>
       </div>
       <transition name="tab-fade" mode="out-in">
-        <div :key="activeTab">
+        <div :key="activeTab" class="settings-content">
           <template v-if="activeTab === 'comment'">
             <div class="card">
               <div class="card-header">
@@ -113,84 +113,19 @@
                   <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>
+                  <TagInput v-model="allowedDomainTags" />
                 </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>
-                  </div>
+                  <TagInput v-model="blockedIpTags" />
                 </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"
-                      >
-                        <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>
+                  <TagInput v-model="blockedEmailTags" />
                 </div>
 
                 <div class="card-actions">
@@ -563,6 +498,7 @@ import {
 } from "../../api/admin";
 
 import DomainSettings from "./components/DomainSettings.vue";
+import TagInput from "../../components/TagInput.vue";
 
 const DEFAULT_REPLY_TEMPLATE = `<div style="background-color:#f4f4f5;padding:24px 0;">
       <div style="max-width:640px;margin:0 auto;background:#ffffff;border-radius:12px;border:1px solid #e5e7eb;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;color:#111827;">
@@ -646,11 +582,8 @@ const avatarPrefix = ref("");
 const commentAdminEnabled = ref(false);
 const adminLayoutTitle = ref("CWD 评论系统");
 const allowedDomainTags = ref<string[]>([]);
-const allowedDomainInput = ref("");
 const blockedIpTags = ref<string[]>([]);
-const blockedIpInput = ref("");
 const blockedEmailTags = ref<string[]>([]);
-const blockedEmailInput = ref("");
 const commentAdminKey = ref("");
 const adminKeySet = ref(false);
 const requireReview = ref(false);
@@ -703,135 +636,6 @@ watch(
   },
 );
 
-function addAllowedDomainsFromInput() {
-  const raw = allowedDomainInput.value;
-  if (!raw) {
-    return;
-  }
-  const parts = raw
-    .split(/[,，\s]+/)
-    .map((d) => d.trim())
-    .filter(Boolean);
-  if (parts.length === 0) {
-    allowedDomainInput.value = "";
-    return;
-  }
-  const existing = new Set(allowedDomainTags.value);
-  for (const part of parts) {
-    if (!existing.has(part)) {
-      allowedDomainTags.value.push(part);
-      existing.add(part);
-    }
-  }
-  allowedDomainInput.value = "";
-}
-
-function handleAllowedDomainKeyup(event: KeyboardEvent) {
-  if (
-    event.key === " " ||
-    event.key === "Spacebar" ||
-    event.key === "," ||
-    event.key === "，" ||
-    event.key === "Enter"
-  ) {
-    addAllowedDomainsFromInput();
-  }
-}
-
-function handleAllowedDomainBlur() {
-  addAllowedDomainsFromInput();
-}
-
-function removeAllowedDomain(domain: string) {
-  allowedDomainTags.value = allowedDomainTags.value.filter((d) => d !== domain);
-}
-
-function addBlockedIpFromInput() {
-  const raw = blockedIpInput.value;
-  if (!raw) {
-    return;
-  }
-  const parts = raw
-    .split(/[,，\s]+/)
-    .map((d) => d.trim())
-    .filter(Boolean);
-  if (parts.length === 0) {
-    blockedIpInput.value = "";
-    return;
-  }
-  const existing = new Set(blockedIpTags.value);
-  for (const part of parts) {
-    if (!existing.has(part)) {
-      blockedIpTags.value.push(part);
-      existing.add(part);
-    }
-  }
-  blockedIpInput.value = "";
-}
-
-function handleBlockedIpKeyup(event: KeyboardEvent) {
-  if (
-    event.key === " " ||
-    event.key === "Spacebar" ||
-    event.key === "," ||
-    event.key === "，" ||
-    event.key === "Enter"
-  ) {
-    addBlockedIpFromInput();
-  }
-}
-
-function handleBlockedIpBlur() {
-  addBlockedIpFromInput();
-}
-
-function removeBlockedIp(ip: string) {
-  blockedIpTags.value = blockedIpTags.value.filter((t) => t !== ip);
-}
-
-function addBlockedEmailFromInput() {
-  const raw = blockedEmailInput.value;
-  if (!raw) {
-    return;
-  }
-  const parts = raw
-    .split(/[,，\s]+/)
-    .map((d) => d.trim())
-    .filter(Boolean);
-  if (parts.length === 0) {
-    blockedEmailInput.value = "";
-    return;
-  }
-  const existing = new Set(blockedEmailTags.value);
-  for (const part of parts) {
-    if (!existing.has(part)) {
-      blockedEmailTags.value.push(part);
-      existing.add(part);
-    }
-  }
-  blockedEmailInput.value = "";
-}
-
-function handleBlockedEmailKeyup(event: KeyboardEvent) {
-  if (
-    event.key === " " ||
-    event.key === "Spacebar" ||
-    event.key === "," ||
-    event.key === "，" ||
-    event.key === "Enter"
-  ) {
-    addBlockedEmailFromInput();
-  }
-}
-
-function handleBlockedEmailBlur() {
-  addBlockedEmailFromInput();
-}
-
-function removeBlockedEmail(email: string) {
-  blockedEmailTags.value = blockedEmailTags.value.filter((t) => t !== email);
-}
-
 const savingEmail = ref(false);
 const testingEmail = ref(false);
 const savingComment = ref(false);
@@ -934,15 +738,12 @@ async function load() {
     allowedDomainTags.value = domains
       .map((d: string) => String(d).trim())
       .filter(Boolean);
-    allowedDomainInput.value = "";
     blockedIpTags.value = Array.isArray(commentRes.blockedIps)
       ? commentRes.blockedIps
       : [];
-    blockedIpInput.value = "";
     blockedEmailTags.value = Array.isArray(commentRes.blockedEmails)
       ? commentRes.blockedEmails
       : [];
-    blockedEmailInput.value = "";
     commentAdminKey.value = commentRes.adminKey || "";
     adminKeySet.value = !!commentRes.adminKeySet;
     requireReview.value = !!commentRes.requireReview;