diff --git a/index.html b/index.html
index eb3c3d2..7b7db7a 100644
--- a/index.html
+++ b/index.html
@@ -5,8 +5,8 @@
     <meta name="theme-color" content="#ffffff" />
     <meta name="description" content="The template for Vue3 Vant Mobile" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, viewport-fit=cover, user-scalable=no"/>
-    <link rel="icon" href="/favicon.ico" />
-    <title>葡哇立体肖像</title>
+    <link rel="icon" type="image/png" href="/douyin-logo.png" />
+    <title>首页</title>
   </head>
   <body>
     <div id="app" style="max-width: 500px;margin: 0 auto;"></div>
diff --git a/oauth.html b/oauth.html
index 35130b6..eb96252 100644
--- a/oauth.html
+++ b/oauth.html
@@ -5,7 +5,7 @@
     <meta name="theme-color" content="#ffffff" />
     <meta name="description" content="The template for Vue3 Vant Mobile" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, viewport-fit=cover, user-scalable=no"/>
-    <link rel="icon" href="/favicon.ico" />
+    <link rel="icon" type="image/png" href="/douyin-logo.png" />
     <title>Oauth2</title>
   </head>
   <body>
diff --git a/public/douyin-logo.png b/public/douyin-logo.png
new file mode 100644
index 0000000..cd75476
Binary files /dev/null and b/public/douyin-logo.png differ
diff --git a/src/App.vue b/src/App.vue
index 5d50caa..eab1932 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,4 +1,6 @@
 <script setup lang="ts">
+import { computed, onMounted, watch } from 'vue'
+import { useRoute } from 'vue-router'
 import { useTranslation } from "i18next-vue";
 import * as i18n from '@/lang/utils'
 import { Locale } from 'vant';
@@ -7,11 +9,14 @@ import enUS from 'vant/es/locale/lang/en-US';
 import zhCN from 'vant/es/locale/lang/zh-CN';
 import zhTW from 'vant/es/locale/lang/zh-TW';
 import ko from 'vant/es/locale/lang/ko-KR';
-// import { zhCN } from "element-plus/es/locale";
 
 const { i18next, t } = useTranslation();
 i18n.set(t);
 
+const route = useRoute()
+/** 仅抖音页使用独立布局壳，避免影响 cartoon / badge 等页面 */
+const isDouyinRoute = computed(() => String(route.path || '').startsWith('/douyin'))
+
 // 根据 i18next 语言获取对应的 Vant Locale
 function getVantLocale() {
 	const lang = i18next.language || "zh-CN";
@@ -62,7 +67,7 @@ onMounted(() => {
 <template>
     <router-view v-slot="{ Component }">
         <Suspense>
-            <div class="app-shell">
+            <div :class="isDouyinRoute ? 'app-shell app-shell--douyin' : 'app-shell'">
                 <component :is="Component" />
             </div>
         </Suspense>
@@ -70,16 +75,22 @@ onMounted(() => {
 </template>
 
 <style scoped lang="scss">
-/* 全站最大宽度，桌面端居中；transform 让 position:fixed 相对本容器对齐 */
+/* 公共根节点：cartoon 等页白底 */
 .app-shell {
   width: 100%;
-  max-width: 540px;
   min-height: 100vh;
   min-height: 100dvh;
+  box-sizing: border-box;
+  background-color: #ffffff;
+}
+
+/* 仅抖音链路：桌面居中 + fixed 相对本容器（不影响 cartoon） */
+.app-shell--douyin {
+  max-width: 540px;
   margin: 0 auto;
   position: relative;
-  box-sizing: border-box;
   overflow-x: hidden;
   transform: translateZ(0);
+  background-color: transparent;
 }
 </style>
diff --git a/src/app.css b/src/app.css
index fec32cc..7792c11 100644
--- a/src/app.css
+++ b/src/app.css
@@ -12,7 +12,7 @@
   color-scheme: light !important;
 }
 [data-theme='light'] body {
-  background-color: #eff2f5;
+  background-color: #ffffff;
 }
 :root {
   --van-checkbox-checked-icon-color: #07c160;
diff --git a/src/app.less b/src/app.less
index 379a231..b56f821 100644
--- a/src/app.less
+++ b/src/app.less
@@ -4,13 +4,15 @@ body {
   padding: 0;
   width: 100%;
   min-height: 100%;
-  background-color: #eff2f5;
+  /* cartoon 等业务页默认白底；勿用全局灰底覆盖 */
+  background-color: #ffffff;
 }
 
 #app {
   width: 100%;
   min-height: 100vh;
   min-height: 100dvh;
+  background-color: #ffffff;
 }
 
 *,
@@ -33,7 +35,7 @@ body {
   }
 
   body {
-    background-color: #eff2f5;
+    background-color: #ffffff;
   }
 }
 
diff --git a/src/config/config.ts b/src/config/config.ts
index e79713f..d158ab2 100644
--- a/src/config/config.ts
+++ b/src/config/config.ts
@@ -1,3 +1,5 @@
 export const config: any = {
+  /** 暂时隐藏浏览器标题中的品牌名；恢复时改回 true / 填回 brand */
+  showBrandInTitle: false,
   brand: '葡哇立体肖像',
 }
diff --git a/src/router/douyin.ts b/src/router/douyin.ts
index 29affcf..6e17b25 100644
--- a/src/router/douyin.ts
+++ b/src/router/douyin.ts
@@ -13,7 +13,7 @@ export const routes = [
     component: douyinHome,
     meta: {
       needGuard: true,
-      title: '抖音定制',
+      title: '首页',
       channel: 'douyin',
     },
   },
diff --git a/src/router/index.ts b/src/router/index.ts
index 399529d..98d44a1 100644
--- a/src/router/index.ts
+++ b/src/router/index.ts
@@ -72,7 +72,11 @@ router.beforeEach((_to, _from, next) => {
   }
   
   const pageTitle = (_to.meta.title as string) || '相册'
-  window.document.title = `${config.brand.$t} - ${pageTitle.$t || pageTitle}`
+  const titleText = pageTitle.$t || pageTitle
+  const brandText = config.brand?.$t || config.brand || ''
+  // 暂时去掉「葡哇立体肖像」前缀，仅保留页面标题（如「抖音定制」）
+  window.document.title =
+    config.showBrandInTitle && brandText ? `${brandText} - ${titleText}` : String(titleText)
   NProgress.start() // start progress bar
   const needGuard = _to.meta.needGuard
   if (needGuard) {
diff --git a/src/views/cartoon/index.vue b/src/views/cartoon/index.vue
index 1a01b04..8f75ddd 100644
--- a/src/views/cartoon/index.vue
+++ b/src/views/cartoon/index.vue
@@ -707,6 +707,8 @@ onMounted(() => {
 .photo-upload-page {
   height: auto;
   overflow-y: scroll!important;
+  min-height: 100vh;
+  background-color: #ffffff;
 }
 .badge-size {
   padding: 16px;
diff --git a/src/views/cartoon/previewOrder.vue b/src/views/cartoon/previewOrder.vue
index 2b01b40..ac10f70 100644
--- a/src/views/cartoon/previewOrder.vue
+++ b/src/views/cartoon/previewOrder.vue
@@ -1554,6 +1554,7 @@ watch(() => isViews.value, (val) => {
   min-height: 100vh;
   font-family: 'PingFang SC', Arial, sans-serif;
   color: #222;
+  background-color: #ffffff;
 }
 .backstyle_1 {
   position: fixed;