diff --git a/frontend/src/admin/SettingsView.vue b/frontend/src/admin/SettingsView.vue
index 757563a..37830b1 100644
--- a/frontend/src/admin/SettingsView.vue
+++ b/frontend/src/admin/SettingsView.vue
@@ -2,7 +2,7 @@
 import { computed, onMounted, ref } from 'vue'
 import { toastOk, toastErr } from './toast'
 import { adminApi, session } from '../api'
-import { SKIN_CONSTANTS, UI_CONSTANTS } from '../site'
+import { UI_CONSTANTS } from '../site'
 import { SECTIONS } from '../ui/sections'
 
 const tab = ref('basic')
@@ -72,11 +72,6 @@ function textToSocial(text) {
     .filter(Boolean)
 }
 
-// 皮肤已精简：亮端固定纸感，暗端固定墨色（2026 重设计）。下面只做展示。
-const lightSkins = [
-  { id: 'paper', label: '纸感', bg: '#faf7f1', fg: '#3d7f9c' }
-]
-
 // ---------- 界面与自定义（第二套 UI） ----------
 
 // 两套 UI 都保留，这里整站切换。后台自身外观不受影响。
@@ -176,9 +171,6 @@ async function load() {
     settings.value = res.settings
     credMeta.value = res.credential_meta || {}
     secrets.value = {}
-    if (!SKIN_CONSTANTS.LIGHT_SKINS.includes(settings.value.light_skin_id)) {
-      settings.value.light_skin_id = 'paper'
-    }
     if (!UI_CONSTANTS.UIS.includes(settings.value.ui_id)) {
       settings.value.ui_id = UI_CONSTANTS.DEFAULT
     }
@@ -249,7 +241,6 @@ async function save() {
     <div class="settings-grid">
       <div class="settings-tabs">
         <button :class="{ on: tab === 'basic' }" @click="tab = 'basic'">基础信息</button>
-        <button :class="{ on: tab === 'theme' }" @click="tab = 'theme'">主题外观</button>
         <button :class="{ on: tab === 'ui' }" @click="tab = 'ui'">界面与自定义</button>
         <button :class="{ on: tab === 'advanced' }" @click="tab = 'advanced'">高级</button>
         <button v-if="session.isOwner" :class="{ on: tab === 'system' }" @click="tab = 'system'">登录与存储</button>
@@ -289,25 +280,6 @@ async function save() {
           </p>
         </div>
 
-        <!-- theme：只管亮色皮肤；暗色端固定墨色，明暗切换在前台主题按钮 -->
-        <div v-if="tab === 'theme'" class="panel">
-          <div class="panel-title"><h2>主题外观</h2></div>
-
-          <div class="field">
-            <label>亮色皮肤</label>
-            <div class="theme-swatches">
-              <div class="sw on" :style="{ background: lightSkins[0].bg, borderColor: lightSkins[0].fg }" :title="lightSkins[0].label">
-                <span :style="{ background: lightSkins[0].fg }">{{ lightSkins[0].label }}</span>
-              </div>
-            </div>
-            <p style="margin: 6px 0 0; font-size: 12px; color: var(--admin-muted); line-height: 1.7;">
-              亮色端使用这里选的皮肤，深色端固定为墨色。
-              访客在前台右下角切换「浅色 / 深色 / 自动」：浅色走亮色皮肤，
-              深色走墨色，「自动」跟随系统明暗偏好——与 vivid 前台的行为一致。
-            </p>
-          </div>
-        </div>
-
         <!-- ui：第二套 UI + 分区自定义 CSS -->
         <div v-if="tab === 'ui'" class="panel">
           <div class="panel-title"><h2>界面</h2></div>