diff --git a/app/assets/css/theme-protection.css b/app/assets/css/theme-protection.css
index d009d9a..d8801cb 100644
--- a/app/assets/css/theme-protection.css
+++ b/app/assets/css/theme-protection.css
@@ -21,6 +21,15 @@
   color-scheme: light;
 }
 
+/* ===== 前台页面强制浅色 color-scheme（防止系统深色干扰）===== */
+body[data-frontend="true"]:not(.admin-body),
+body[data-frontend="true"]:not(.admin-body) input,
+body[data-frontend="true"]:not(.admin-body) textarea,
+body[data-frontend="true"]:not(.admin-body) select,
+body[data-frontend="true"]:not(.admin-body) button {
+  color-scheme: light;
+}
+
 /* 保护表单元素外观，但不强锁 color-scheme = none（none 会导致控件 fallback 到浅色） */
 input[type='text'],
 input[type='email'],
diff --git a/app/assets/css/variables.css b/app/assets/css/variables.css
index 30dce2a..6db83c9 100644
--- a/app/assets/css/variables.css
+++ b/app/assets/css/variables.css
@@ -398,6 +398,121 @@
   --radius-2xl: 12px;
 }
 
+/* ===== 前台页面专属浅色主题覆盖（广播园艺风格）===== */
+body[data-frontend="true"]:not(.admin-body) {
+  /* 强调色：紫粉蓝渐变点缀（广播园艺三色花） */
+  --accent-purple: #A855F7;
+  --accent-pink: #EC4899;
+  --accent-blue: #3B82F6;
+
+  /* 背景色：纯白为主，留白优先 */
+  --bg-primary: #FFFFFF;
+  --bg-secondary: #F9FAFB;
+  --bg-tertiary: #F3F4F6;
+  --bg-quaternary: #E5E7EB;
+  --bg-hover: #F3F4F6;
+
+  /* 文字颜色：近黑高对比度 */
+  --text-primary: #111827;
+  --text-secondary: #4B5563;
+  --text-tertiary: #6B7280;
+  --text-quaternary: #9CA3AF;
+  --text-disabled: #D1D5DB;
+
+  /* 边框颜色：硬边清晰，4px 网格 */
+  --border-primary: #E5E7EB;
+  --border-secondary: #D1D5DB;
+  --border-tertiary: #9CA3AF;
+  --border-quaternary: #6B7280;
+
+  /* 卡片：白底薄边 + 极轻阴影，不抢视觉 */
+  --card-bg: #FFFFFF;
+  --card-border: #E5E7EB;
+  --card-hover-border: #D1D5DB;
+  --card-shadow: 0 1px 3px 0 rgba(17, 24, 39, 0.04), 0 1px 2px -1px rgba(17, 24, 39, 0.03);
+
+  /* 主色改为深靛蓝（不抢紫粉蓝点缀的风头） */
+  --primary: #4338CA;
+  --primary-hover: #3730A3;
+  --primary-light: rgba(67, 56, 202, 0.08);
+  --primary-border: rgba(67, 56, 202, 0.15);
+
+  /* 信息色沿用主蓝 */
+  --info: #4338CA;
+  --info-hover: #3730A3;
+  --info-light: rgba(67, 56, 202, 0.08);
+  --info-border: rgba(67, 56, 202, 0.15);
+
+  /* 语义色保持经典但略降饱和度 */
+  --success: #059669;
+  --success-hover: #047857;
+  --success-light: rgba(5, 150, 105, 0.08);
+  --success-border: rgba(5, 150, 105, 0.15);
+
+  --warning: #D97706;
+  --warning-hover: #B45309;
+  --warning-light: rgba(217, 119, 6, 0.08);
+  --warning-border: rgba(217, 119, 6, 0.15);
+
+  --error: #DC2626;
+  --error-hover: #B91C1C;
+  --error-light: rgba(220, 38, 38, 0.08);
+  --error-border: rgba(220, 38, 38, 0.15);
+
+  /* 状态色 */
+  --status-pending: #CA8A04;
+  --status-pending-light: rgba(202, 138, 4, 0.08);
+  --status-approved: #059669;
+  --status-approved-light: rgba(5, 150, 105, 0.08);
+  --status-played: #6B7280;
+  --status-played-light: rgba(107, 114, 128, 0.08);
+
+  /* 输入框：纯白底薄边 */
+  --input-bg: #FFFFFF;
+  --input-border: #D1D5DB;
+  --input-border-focus: #4338CA;
+  --input-text: #111827;
+  --input-placeholder: #9CA3AF;
+  --input-shadow-focus: 0 0 0 3px rgba(67, 56, 202, 0.1);
+
+  /* 按钮：次要按钮硬边设计 */
+  --btn-secondary-bg: #F9FAFB;
+  --btn-secondary-hover: #F3F4F6;
+  --btn-secondary-text: #111827;
+  --btn-secondary-border: #D1D5DB;
+
+  /* 模态框与通知 */
+  --modal-backdrop: rgba(17, 24, 39, 0.4);
+  --modal-bg: #FFFFFF;
+  --modal-border: #E5E7EB;
+  --modal-header-border: #E5E7EB;
+  --modal-footer-border: #E5E7EB;
+
+  /* 圆角：硬边设计，上限 rounded-lg (8px) */
+  --radius-sm: 4px;
+  --radius-md: 6px;
+  --radius-lg: 8px;
+  --radius-xl: 8px;
+  --radius-2xl: 8px;
+
+  /* 阴影：轻盈不厚重 */
+  --shadow-sm: 0 1px 2px 0 rgba(17, 24, 39, 0.04);
+  --shadow-md: 0 4px 6px -1px rgba(17, 24, 39, 0.05), 0 2px 4px -2px rgba(17, 24, 39, 0.03);
+  --shadow-lg: 0 10px 15px -3px rgba(17, 24, 39, 0.05), 0 4px 6px -4px rgba(17, 24, 39, 0.03);
+  --shadow-xl: 0 20px 25px -5px rgba(17, 24, 39, 0.05), 0 8px 10px -6px rgba(17, 24, 39, 0.03);
+
+  /* 滚动条 */
+  --scrollbar-track: #F3F4F6;
+  --scrollbar-thumb: #D1D5DB;
+  --scrollbar-thumb-hover: #9CA3AF;
+
+  /* 表格 */
+  --table-header-bg: #F9FAFB;
+  --table-row-hover: #F9FAFB;
+  --table-border: #E5E7EB;
+  --table-selected: rgba(67, 56, 202, 0.05);
+}
+
 /* 深色主题特定调整 */
 @media (prefers-color-scheme: dark) {
   :root {
diff --git a/app/layouts/default.vue b/app/layouts/default.vue
index c5c0e91..ec6dbc7 100644
--- a/app/layouts/default.vue
+++ b/app/layouts/default.vue
@@ -13,8 +13,10 @@ import { SpeedInsights } from '@vercel/speed-insights/nuxt'
 
 const { initSiteConfig } = useSiteConfig()
 
-// 初始化站点配置
 onMounted(() => {
+  if (typeof document !== 'undefined' && document.body) {
+    document.body.setAttribute('data-frontend', 'true')
+  }
   initSiteConfig()
 })
 </script>
diff --git a/app/pages/dashboard.vue b/app/pages/dashboard.vue
index 9c88df4..f1150c0 100644
--- a/app/pages/dashboard.vue
+++ b/app/pages/dashboard.vue
@@ -1,5 +1,5 @@
 <template>
-  <div>
+  <div class="admin-body">
     <ClientOnly>
       <div class="admin-layout" @touchend="handleTouchEnd" @touchstart="handleTouchStart">
         <!-- 左侧导航栏 -->