diff --git a/apps/web/src/pages/admin/Admin.css b/apps/web/src/pages/admin/Admin.css
new file mode 100644
index 000000000..ea535aaf5
--- /dev/null
+++ b/apps/web/src/pages/admin/Admin.css
@@ -0,0 +1,517 @@
+/* V21 Admin 页面样式 */
+
+/* 页面容器 */
+.dashboard-page,
+.analytics-page,
+.user-management-page,
+.log-viewer-page,
+.system-monitor-page,
+.admin-coming-soon-page {
+  padding: 32px;
+  max-width: 1400px;
+  margin: 0 auto;
+}
+
+/* 页面头部 */
+.xx-page-head {
+  background: rgba(255, 255, 255, 0.94);
+  border: 1px solid rgba(226, 232, 240, 0.95);
+  border-radius: 28px;
+  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.09);
+  padding: 32px 40px;
+  margin-bottom: 32px;
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.xx-page-head-content {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.xx-page-head h2 {
+  font-size: 28px;
+  font-weight: 900;
+  color: var(--slate, #0f172a);
+  margin: 0;
+  letter-spacing: -0.02em;
+}
+
+.xx-page-head p {
+  font-size: 15px;
+  color: var(--muted, #64748b);
+  margin: 0;
+}
+
+.xx-page-head-actions {
+  display: flex;
+  gap: 12px;
+  align-items: center;
+}
+
+/* 简化页面头部（无操作按钮） */
+.xx-page-head-simple {
+  background: rgba(255, 255, 255, 0.94);
+  border: 1px solid rgba(226, 232, 240, 0.95);
+  border-radius: 28px;
+  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.09);
+  padding: 32px 40px;
+  margin-bottom: 32px;
+}
+
+.xx-page-head-simple h2 {
+  font-size: 28px;
+  font-weight: 900;
+  color: var(--slate, #0f172a);
+  margin: 0 0 8px;
+  letter-spacing: -0.02em;
+}
+
+.xx-page-head-simple p {
+  font-size: 15px;
+  color: var(--muted, #64748b);
+  margin: 0;
+}
+
+/* V21 卡片 */
+.xx-card {
+  background: rgba(255, 255, 255, 0.94);
+  border: 1px solid rgba(226, 232, 240, 0.95);
+  border-radius: 22px;
+  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
+  padding: 24px;
+  transition: all 0.3s;
+}
+
+.xx-card:hover {
+  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
+}
+
+.xx-card .ant-card-head {
+  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
+  padding: 20px 24px;
+}
+
+.xx-card .ant-card-head-title {
+  font-weight: 800;
+  font-size: 17px;
+  color: var(--slate, #0f172a);
+}
+
+.xx-card .ant-card-body {
+  padding: 24px;
+}
+
+/* 统计卡片网格 - 4列 */
+.xx-grid-4 {
+  display: grid;
+  grid-template-columns: repeat(4, 1fr);
+  gap: 24px;
+  margin-bottom: 32px;
+}
+
+@media (max-width: 1200px) {
+  .xx-grid-4 {
+    grid-template-columns: repeat(2, 1fr);
+  }
+}
+
+@media (max-width: 768px) {
+  .xx-grid-4 {
+    grid-template-columns: 1fr;
+  }
+}
+
+/* 统计卡片 */
+.xx-stat-card {
+  background: rgba(255, 255, 255, 0.94);
+  border: 1px solid rgba(226, 232, 240, 0.95);
+  border-radius: 22px;
+  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
+  padding: 24px;
+  transition: all 0.3s;
+}
+
+.xx-stat-card:hover {
+  transform: translateY(-2px);
+  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
+}
+
+.xx-stat-card-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: flex-start;
+  margin-bottom: 16px;
+}
+
+.xx-stat-card-icon {
+  width: 48px;
+  height: 48px;
+  border-radius: 14px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 22px;
+}
+
+.xx-stat-card-icon.primary {
+  background: linear-gradient(135deg, #6366f1, #4f46e5);
+  color: white;
+}
+
+.xx-stat-card-icon.success {
+  background: linear-gradient(135deg, #34d399, #10b981);
+  color: white;
+}
+
+.xx-stat-card-icon.warning {
+  background: linear-gradient(135deg, #fbbf24, #f59e0b);
+  color: white;
+}
+
+.xx-stat-card-icon.purple {
+  background: linear-gradient(135deg, #a78bfa, #8b5cf6);
+  color: white;
+}
+
+.xx-stat-card-icon.info {
+  background: linear-gradient(135deg, #60a5fa, #3b82f6);
+  color: white;
+}
+
+.xx-stat-card-icon.orange {
+  background: linear-gradient(135deg, #fb923c, #f97316);
+  color: white;
+}
+
+.xx-stat-card-label {
+  font-size: 14px;
+  color: var(--muted, #64748b);
+  font-weight: 500;
+  margin-bottom: 8px;
+}
+
+.xx-stat-card-value {
+  font-size: 32px;
+  font-weight: 900;
+  color: var(--slate, #0f172a);
+  line-height: 1.2;
+  letter-spacing: -0.02em;
+}
+
+.xx-stat-card-value.primary {
+  color: var(--indigo, #4f46e5);
+}
+
+.xx-stat-card-value.success {
+  color: var(--green, #10b981);
+}
+
+.xx-stat-card-value.warning {
+  color: var(--amber, #f59e0b);
+}
+
+.xx-stat-card-value.purple {
+  color: #8b5cf6;
+}
+
+.xx-stat-card-growth {
+  font-size: 13px;
+  color: var(--green, #10b981);
+  font-weight: 600;
+  margin-top: 8px;
+  display: flex;
+  align-items: center;
+  gap: 4px;
+}
+
+/* 数据表格 */
+.xx-table-wrapper {
+  background: rgba(255, 255, 255, 0.94);
+  border: 1px solid rgba(226, 232, 240, 0.95);
+  border-radius: 22px;
+  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
+  overflow: hidden;
+}
+
+.xx-table-wrapper .ant-table {
+  background: transparent;
+}
+
+.xx-table-wrapper .ant-table-thead > tr > th {
+  background: rgba(248, 250, 252, 0.8);
+  font-weight: 800;
+  font-size: 13px;
+  color: var(--slate, #0f172a);
+  text-transform: uppercase;
+  letter-spacing: 0.05em;
+  padding: 16px 20px;
+}
+
+.xx-table-wrapper .ant-table-tbody > tr > td {
+  padding: 16px 20px;
+  font-size: 14px;
+}
+
+.xx-table-wrapper .ant-table-tbody > tr:hover > td {
+  background: rgba(79, 70, 229, 0.03);
+}
+
+/* V21 按钮 */
+.xx-primary-btn {
+  background: linear-gradient(135deg, #6366f1, #4f46e5) !important;
+  color: white !important;
+  border: none !important;
+  border-radius: 14px !important;
+  font-weight: 700 !important;
+  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.25) !important;
+  transition: all 0.2s !important;
+}
+
+.xx-primary-btn:hover {
+  box-shadow: 0 12px 28px rgba(79, 70, 229, 0.3) !important;
+  transform: translateY(-1px);
+}
+
+.xx-ghost-btn {
+  background: white !important;
+  border: 1px solid rgba(226, 232, 240, 0.95) !important;
+  color: var(--slate, #0f172a) !important;
+  border-radius: 14px !important;
+  font-weight: 600 !important;
+  transition: all 0.2s !important;
+}
+
+.xx-ghost-btn:hover {
+  border-color: var(--indigo, #4f46e5) !important;
+  color: var(--indigo, #4f46e5) !important;
+}
+
+/* V21 输入框 */
+.xx-search-input {
+  border-radius: 14px !important;
+  border: 1px solid rgba(226, 232, 240, 0.95) !important;
+  padding: 8px 16px !important;
+}
+
+.xx-search-input:hover,
+.xx-search-input:focus {
+  border-color: var(--indigo, #4f46e5) !important;
+  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1) !important;
+}
+
+/* V21 Select */
+.xx-select {
+  border-radius: 14px !important;
+}
+
+.xx-select:hover,
+.xx-select:focus {
+  border-color: var(--indigo, #4f46e5) !important;
+  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1) !important;
+}
+
+/* V21 Tag */
+.xx-tag {
+  border-radius: 8px !important;
+  font-weight: 600 !important;
+  font-size: 12px !important;
+  padding: 4px 10px !important;
+}
+
+.xx-tag.info {
+  background: rgba(59, 130, 246, 0.1) !important;
+  color: #3b82f6 !important;
+  border: 1px solid rgba(59, 130, 246, 0.2) !important;
+}
+
+.xx-tag.success {
+  background: rgba(16, 185, 129, 0.1) !important;
+  color: #10b981 !important;
+  border: 1px solid rgba(16, 185, 129, 0.2) !important;
+}
+
+.xx-tag.warning {
+  background: rgba(245, 158, 11, 0.1) !important;
+  color: #f59e0b !important;
+  border: 1px solid rgba(245, 158, 11, 0.2) !important;
+}
+
+.xx-tag.error {
+  background: rgba(239, 68, 68, 0.1) !important;
+  color: #ef4444 !important;
+  border: 1px solid rgba(239, 68, 68, 0.2) !important;
+}
+
+.xx-tag.debug {
+  background: rgba(100, 116, 139, 0.1) !important;
+  color: #64748b !important;
+  border: 1px solid rgba(100, 116, 139, 0.2) !important;
+}
+
+/* V21 Progress */
+.xx-progress-primary .ant-progress-circle .ant-progress-text {
+  color: var(--indigo, #4f46e5) !important;
+  font-weight: 700 !important;
+}
+
+.xx-progress-success .ant-progress-circle .ant-progress-text {
+  color: var(--green, #10b981) !important;
+  font-weight: 700 !important;
+}
+
+.xx-progress-warning .ant-progress-circle .ant-progress-text {
+  color: var(--amber, #f59e0b) !important;
+  font-weight: 700 !important;
+}
+
+/* 图表容器 */
+.xx-chart-container {
+  background: rgba(255, 255, 255, 0.94);
+  border: 1px solid rgba(226, 232, 240, 0.95);
+  border-radius: 22px;
+  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
+  padding: 24px;
+}
+
+.xx-chart-container .ant-card-head {
+  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
+  padding: 20px 24px;
+}
+
+.xx-chart-container .ant-card-head-title {
+  font-weight: 800;
+  font-size: 17px;
+  color: var(--slate, #0f172a);
+}
+
+/* 筛选器区域 */
+.xx-filter-bar {
+  background: rgba(255, 255, 255, 0.94);
+  border: 1px solid rgba(226, 232, 240, 0.95);
+  border-radius: 22px;
+  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
+  padding: 20px 24px;
+  margin-bottom: 24px;
+  display: flex;
+  flex-wrap: wrap;
+  gap: 16px;
+  align-items: center;
+}
+
+/* 资源监控卡片 */
+.xx-resource-card {
+  background: rgba(255, 255, 255, 0.94);
+  border: 1px solid rgba(226, 232, 240, 0.95);
+  border-radius: 22px;
+  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
+  padding: 24px;
+  text-align: center;
+}
+
+.xx-resource-card-icon {
+  width: 64px;
+  height: 64px;
+  border-radius: 18px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  margin: 0 auto 16px;
+  font-size: 28px;
+}
+
+.xx-resource-card-label {
+  font-size: 14px;
+  color: var(--muted, #64748b);
+  font-weight: 600;
+  margin-bottom: 16px;
+}
+
+/* 日期选择器 */
+.xx-date-picker {
+  border-radius: 14px !important;
+}
+
+/* Drawer */
+.xx-drawer .ant-drawer-header {
+  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
+  padding: 20px 24px;
+}
+
+.xx-drawer .ant-drawer-title {
+  font-weight: 800;
+  font-size: 18px;
+  color: var(--slate, #0f172a);
+}
+
+/* 日志详情 */
+.xx-log-detail {
+  padding: 4px 0;
+}
+
+.xx-log-detail-label {
+  font-size: 13px;
+  font-weight: 700;
+  color: var(--slate, #0f172a);
+  margin-bottom: 4px;
+}
+
+.xx-log-detail-value {
+  font-size: 14px;
+  color: var(--muted, #64748b);
+  background: rgba(248, 250, 252, 0.8);
+  padding: 12px;
+  border-radius: 10px;
+  margin-bottom: 16px;
+}
+
+.xx-log-detail-code {
+  font-family: 'JetBrains Mono', 'Fira Code', monospace;
+  background: rgba(248, 250, 252, 0.8);
+  padding: 12px;
+  border-radius: 10px;
+  white-space: pre-wrap;
+  word-break: break-all;
+}
+
+/* Result 页面居中 */
+.xx-result-center {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  min-height: 400px;
+}
+
+.xx-result-center .ant-result {
+  padding: 48px;
+}
+
+/* 刷新时间显示 */
+.xx-refresh-time {
+  font-size: 13px;
+  color: var(--muted, #64748b);
+  margin-right: 12px;
+}
+
+/* 图表配色覆盖 */
+.recharts-text {
+  fill: #64748b !important;
+  font-size: 12px !important;
+}
+
+.recharts-cartesian-grid-horizontal line,
+.recharts-cartesian-grid-vertical line {
+  stroke: rgba(226, 232, 240, 0.8) !important;
+}
+
+/* 图表 Legend */
+.recharts-legend-wrapper {
+  padding-top: 16px !important;
+}
+
+.recharts-legend-item-text {
+  color: #64748b !important;
+  font-size: 13px !important;
+}
diff --git a/apps/web/src/pages/admin/AdminComingSoon.tsx b/apps/web/src/pages/admin/AdminComingSoon.tsx
index 33c52e335..e2a8abd46 100644
--- a/apps/web/src/pages/admin/AdminComingSoon.tsx
+++ b/apps/web/src/pages/admin/AdminComingSoon.tsx
@@ -1,24 +1,32 @@
 import React from 'react';
 import { Button, Card, Result } from 'antd';
 import { useNavigate } from 'react-router-dom';
+import './Admin.css';
 
 const AdminComingSoon: React.FC = () => {
   const navigate = useNavigate();
 
   return (
-    <div style={{ padding: '24px' }}>
-      <Card>
-        <Result
-          status="info"
-          title="Admin 后台暂未开放"
-          subTitle="当前版本未接入后台用户、监控、日志、分析等后端服务，因此不展示模拟运营数据，也不会提供假操作入口。"
-          extra={[
-            <Button key="workspaces" type="primary" onClick={() => navigate('/workspaces')}>
-              返回工作空间
-            </Button>,
-          ]}
-        />
-      </Card>
+    <div className="admin-coming-soon-page">
+      <div className="xx-result-center">
+        <Card className="xx-card">
+          <Result
+            status="info"
+            title="Admin 后台暂未开放"
+            subTitle="当前版本未接入后台用户、监控、日志、分析等后端服务，因此不展示模拟运营数据，也不会提供假操作入口。"
+            extra={[
+              <Button 
+                key="workspaces" 
+                type="primary" 
+                onClick={() => navigate('/workspaces')}
+                className="xx-primary-btn"
+              >
+                返回工作空间
+              </Button>,
+            ]}
+          />
+        </Card>
+      </div>
     </div>
   );
 };
diff --git a/apps/web/src/pages/admin/Analytics.tsx b/apps/web/src/pages/admin/Analytics.tsx
index f2c14b852..186e6e67a 100644
--- a/apps/web/src/pages/admin/Analytics.tsx
+++ b/apps/web/src/pages/admin/Analytics.tsx
@@ -24,9 +24,22 @@ import {
   DollarOutlined,
   ProjectOutlined,
 } from '@ant-design/icons';
+import './Admin.css';
 
 const { RangePicker } = DatePicker;
 
+// V21 配色
+const V21_COLORS = {
+  primary: '#4f46e5',
+  primaryLight: '#6366f1',
+  success: '#10b981',
+  successLight: '#34d399',
+  warning: '#f59e0b',
+  warningLight: '#fbbf24',
+  purple: '#8b5cf6',
+  purpleLight: '#a78bfa',
+};
+
 const Analytics: React.FC = () => {
   // 模拟用户增长数据
   const userGrowthData = [
@@ -50,17 +63,17 @@ const Analytics: React.FC = () => {
 
   // 订阅计划分布
   const planDistribution = [
-    { name: 'Free', value: 485, color: '#8884d8' },
-    { name: 'Pro', value: 120, color: '#82ca9d' },
-    { name: 'Enterprise', value: 15, color: '#ffc658' },
+    { name: 'Free', value: 485, color: '#a78bfa' },
+    { name: 'Pro', value: 120, color: '#34d399' },
+    { name: 'Enterprise', value: 15, color: '#fbbf24' },
   ];
 
   // 活跃度统计
   const activityStats = [
-    { metric: '日活跃用户 (DAU)', value: 892, growth: '+12.5%', icon: <UserAddOutlined /> },
-    { metric: '月活跃用户 (MAU)', value: 3456, growth: '+8.3%', icon: <ArrowUpOutlined /> },
-    { metric: '本月收入', value: 13365, prefix: '¥', growth: '+51.6%', icon: <DollarOutlined /> },
-    { metric: '活跃项目数', value: 2341, growth: '+18.2%', icon: <ProjectOutlined /> },
+    { metric: '日活跃用户 (DAU)', value: 892, growth: '+12.5%', icon: <UserAddOutlined />, colorClass: 'primary' },
+    { metric: '月活跃用户 (MAU)', value: 3456, growth: '+8.3%', icon: <ArrowUpOutlined />, colorClass: 'success' },
+    { metric: '本月收入', value: 13365, prefix: '¥', growth: '+51.6%', icon: <DollarOutlined />, colorClass: 'warning' },
+    { metric: '活跃项目数', value: 2341, growth: '+18.2%', icon: <ProjectOutlined />, colorClass: 'purple' },
   ];
 
   // 用户留存表格
@@ -80,107 +93,149 @@ const Analytics: React.FC = () => {
     { title: 'Day 90', dataIndex: 'day90', key: 'day90' },
   ];
 
+  const colorMap: Record<string, string> = {
+    primary: '#4f46e5',
+    success: '#10b981',
+    warning: '#f59e0b',
+    purple: '#8b5cf6',
+  };
+
   return (
-    <div style={{ padding: '24px' }}>
-      <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 24 }}>
-        <h1>数据分析</h1>
-        <Space>
-          <RangePicker />
-        </Space>
+    <div className="analytics-page">
+      <div className="xx-page-head">
+        <div className="xx-page-head-content">
+          <h2>数据分析</h2>
+          <p>用户增长、营收趋势与留存分析</p>
+        </div>
+        <div className="xx-page-head-actions">
+          <Space>
+            <RangePicker className="xx-date-picker" />
+          </Space>
+        </div>
       </div>
 
       {/* 关键指标 */}
-      <Row gutter={16} style={{ marginBottom: 24 }}>
+      <Row gutter={24} className="xx-grid-4">
         {activityStats.map((stat, index) => (
           <Col span={6} key={index}>
-            <Card>
-              <Statistic
-                title={stat.metric}
-                value={stat.value}
-                prefix={stat.prefix}
-                suffix={stat.icon}
-                valueStyle={{ color: '#3f8600' }}
-              />
-              <div style={{ marginTop: 8, color: '#52c41a', fontSize: 14 }}>
+            <div className="xx-stat-card">
+              <div className="xx-stat-card-header">
+                <div className={`xx-stat-card-icon ${stat.colorClass}`}>
+                  {stat.icon}
+                </div>
+              </div>
+              <div className="xx-stat-card-label">{stat.metric}</div>
+              <div 
+                className="xx-stat-card-value"
+                style={{ color: colorMap[stat.colorClass] }}
+              >
+                {stat.prefix}{stat.value.toLocaleString()}
+              </div>
+              <div className="xx-stat-card-growth">
                 {stat.growth} vs 上月
               </div>
-            </Card>
+            </div>
           </Col>
         ))}
       </Row>
 
       {/* 图表区域 */}
-      <Row gutter={16} style={{ marginBottom: 24 }}>
+      <Row gutter={24} style={{ marginBottom: 24 }}>
         {/* 用户增长趋势 */}
         <Col span={16}>
-          <Card title="用户增长趋势">
-            <ResponsiveContainer width="100%" height={300}>
-              <LineChart data={userGrowthData}>
-                <CartesianGrid strokeDasharray="3 3" />
-                <XAxis dataKey="month" />
-                <YAxis />
-                <Tooltip />
-                <Legend />
-                <Line type="monotone" dataKey="users" stroke="#8884d8" name="总用户" />
-                <Line type="monotone" dataKey="paid" stroke="#82ca9d" name="付费用户" />
-              </LineChart>
-            </ResponsiveContainer>
-          </Card>
+          <div className="xx-chart-container">
+            <Card title="用户增长趋势">
+              <ResponsiveContainer width="100%" height={300}>
+                <LineChart data={userGrowthData}>
+                  <CartesianGrid strokeDasharray="3 3" />
+                  <XAxis dataKey="month" />
+                  <YAxis />
+                  <Tooltip />
+                  <Legend />
+                  <Line 
+                    type="monotone" 
+                    dataKey="users" 
+                    stroke={V21_COLORS.primary} 
+                    name="总用户"
+                    strokeWidth={3}
+                  />
+                  <Line 
+                    type="monotone" 
+                    dataKey="paid" 
+                    stroke={V21_COLORS.success} 
+                    name="付费用户"
+                    strokeWidth={3}
+                  />
+                </LineChart>
+              </ResponsiveContainer>
+            </Card>
+          </div>
         </Col>
 
         {/* 订阅计划分布 */}
         <Col span={8}>
-          <Card title="订阅计划分布">
-            <ResponsiveContainer width="100%" height={300}>
-              <PieChart>
-                <Pie
-                  data={planDistribution}
-                  cx="50%"
-                  cy="50%"
-                  labelLine={false}
-                  label={(entry) => `${entry.name}: ${entry.value}`}
-                  outerRadius={80}
-                  fill="#8884d8"
-                  dataKey="value"
-                >
-                  {planDistribution.map((entry, index) => (
-                    <Cell key={`cell-${index}`} fill={entry.color} />
-                  ))}
-                </Pie>
-                <Tooltip />
-              </PieChart>
-            </ResponsiveContainer>
-          </Card>
+          <div className="xx-chart-container">
+            <Card title="订阅计划分布">
+              <ResponsiveContainer width="100%" height={300}>
+                <PieChart>
+                  <Pie
+                    data={planDistribution}
+                    cx="50%"
+                    cy="50%"
+                    labelLine={false}
+                    label={(entry) => `${entry.name}: ${entry.value}`}
+                    outerRadius={80}
+                    fill="#8884d8"
+                    dataKey="value"
+                  >
+                    {planDistribution.map((entry, index) => (
+                      <Cell key={`cell-${index}`} fill={entry.color} />
+                    ))}
+                  </Pie>
+                  <Tooltip />
+                </PieChart>
+              </ResponsiveContainer>
+            </Card>
+          </div>
         </Col>
       </Row>
 
       {/* 营收趋势 */}
-      <Row gutter={16} style={{ marginBottom: 24 }}>
+      <Row gutter={24} style={{ marginBottom: 24 }}>
         <Col span={24}>
-          <Card title="营收趋势">
-            <ResponsiveContainer width="100%" height={300}>
-              <BarChart data={revenueData}>
-                <CartesianGrid strokeDasharray="3 3" />
-                <XAxis dataKey="month" />
-                <YAxis />
-                <Tooltip />
-                <Legend />
-                <Bar dataKey="revenue" fill="#ffc658" name="收入 (¥)" />
-              </BarChart>
-            </ResponsiveContainer>
-          </Card>
+          <div className="xx-chart-container">
+            <Card title="营收趋势">
+              <ResponsiveContainer width="100%" height={300}>
+                <BarChart data={revenueData}>
+                  <CartesianGrid strokeDasharray="3 3" />
+                  <XAxis dataKey="month" />
+                  <YAxis />
+                  <Tooltip />
+                  <Legend />
+                  <Bar 
+                    dataKey="revenue" 
+                    fill={V21_COLORS.warning} 
+                    name="收入 (¥)" 
+                    radius={[8, 8, 0, 0]}
+                  />
+                </BarChart>
+              </ResponsiveContainer>
+            </Card>
+          </div>
         </Col>
       </Row>
 
       {/* 用户留存表 */}
-      <Card title="用户留存率 (Cohort Analysis)">
-        <Table
-          columns={retentionColumns}
-          dataSource={retentionData}
-          rowKey="cohort"
-          pagination={false}
-        />
-      </Card>
+      <div className="xx-table-wrapper">
+        <Card title="用户留存率 (Cohort Analysis)">
+          <Table
+            columns={retentionColumns}
+            dataSource={retentionData}
+            rowKey="cohort"
+            pagination={false}
+          />
+        </Card>
+      </div>
     </div>
   );
 };
diff --git a/apps/web/src/pages/admin/Dashboard.tsx b/apps/web/src/pages/admin/Dashboard.tsx
index e508e7ad7..469b6c2d7 100644
--- a/apps/web/src/pages/admin/Dashboard.tsx
+++ b/apps/web/src/pages/admin/Dashboard.tsx
@@ -9,14 +9,15 @@ import {
   DollarOutlined,
   RiseOutlined,
 } from '@ant-design/icons';
+import './Admin.css';
 
 const Dashboard: React.FC = () => {
   // 模拟数据
   const stats = [
-    { title: '总用户数', value: 1234, icon: <UserOutlined />, color: '#1890ff' },
-    { title: '付费用户', value: 156, icon: <CrownOutlined />, color: '#52c41a' },
-    { title: '月收入', value: 15444, prefix: '¥', icon: <DollarOutlined />, color: '#faad14' },
-    { title: '活跃用户', value: 892, icon: <RiseOutlined />, color: '#722ed1' },
+    { title: '总用户数', value: 1234, icon: <UserOutlined />, colorClass: 'primary' },
+    { title: '付费用户', value: 156, icon: <CrownOutlined />, colorClass: 'success' },
+    { title: '月收入', value: 15444, prefix: '¥', icon: <DollarOutlined />, colorClass: 'warning' },
+    { title: '活跃用户', value: 892, icon: <RiseOutlined />, colorClass: 'purple' },
   ];
 
   const recentUsers = [
@@ -31,34 +32,51 @@ const Dashboard: React.FC = () => {
     { title: '注册时间', dataIndex: 'created_at', key: 'created_at' },
   ];
 
+  const colorMap: Record<string, string> = {
+    primary: '#4f46e5',
+    success: '#10b981',
+    warning: '#f59e0b',
+    purple: '#8b5cf6',
+  };
+
   return (
-    <div style={{ padding: '24px' }}>
-      <h1>Dashboard</h1>
+    <div className="dashboard-page">
+      <div className="xx-page-head-simple">
+        <h2>Dashboard</h2>
+        <p>系统数据总览与关键指标</p>
+      </div>
       
-      <Row gutter={16} style={{ marginBottom: 24 }}>
+      <Row gutter={24} className="xx-grid-4">
         {stats.map((stat, index) => (
           <Col span={6} key={index}>
-            <Card>
-              <Statistic
-                title={stat.title}
-                value={stat.value}
-                prefix={stat.prefix}
-                valueStyle={{ color: stat.color }}
-                suffix={stat.icon}
-              />
-            </Card>
+            <div className="xx-stat-card">
+              <div className="xx-stat-card-header">
+                <div className={`xx-stat-card-icon ${stat.colorClass}`}>
+                  {stat.icon}
+                </div>
+              </div>
+              <div className="xx-stat-card-label">{stat.title}</div>
+              <div 
+                className="xx-stat-card-value"
+                style={{ color: colorMap[stat.colorClass] }}
+              >
+                {stat.prefix}{stat.value.toLocaleString()}
+              </div>
+            </div>
           </Col>
         ))}
       </Row>
 
-      <Card title="最近注册用户">
-        <Table
-          columns={columns}
-          dataSource={recentUsers}
-          rowKey="id"
-          pagination={false}
-        />
-      </Card>
+      <div className="xx-table-wrapper">
+        <Card title="最近注册用户" className="xx-card">
+          <Table
+            columns={columns}
+            dataSource={recentUsers}
+            rowKey="id"
+            pagination={false}
+          />
+        </Card>
+      </div>
     </div>
   );
 };
diff --git a/apps/web/src/pages/admin/LogViewer.tsx b/apps/web/src/pages/admin/LogViewer.tsx
index 39bcb98e3..af0d6d527 100644
--- a/apps/web/src/pages/admin/LogViewer.tsx
+++ b/apps/web/src/pages/admin/LogViewer.tsx
@@ -10,6 +10,7 @@ import {
   EyeOutlined,
 } from '@ant-design/icons';
 import type { ColumnsType } from 'antd/es/table';
+import './Admin.css';
 
 const { Search } = Input;
 const { RangePicker } = DatePicker;
@@ -118,14 +119,14 @@ const LogViewer: React.FC = () => {
     },
   ];
 
-  const getLevelColor = (level: string) => {
-    const colors: Record<string, string> = {
-      INFO: 'blue',
-      WARN: 'orange',
-      ERROR: 'red',
-      DEBUG: 'default',
+  const getLevelTagClass = (level: string) => {
+    const classes: Record<string, string> = {
+      INFO: 'xx-tag info',
+      WARN: 'xx-tag warning',
+      ERROR: 'xx-tag error',
+      DEBUG: 'xx-tag debug',
     };
-    return colors[level] || 'default';
+    return classes[level] || 'xx-tag debug';
   };
 
   const handleViewDetails = (log: LogEntry) => {
@@ -146,7 +147,7 @@ const LogViewer: React.FC = () => {
       dataIndex: 'level',
       key: 'level',
       width: 100,
-      render: (level: string) => <Tag color={getLevelColor(level)}>{level}</Tag>,
+      render: (level: string) => <Tag className={getLevelTagClass(level)}>{level}</Tag>,
       filters: [
         { text: 'INFO', value: 'INFO' },
         { text: 'WARN', value: 'WARN' },
@@ -205,53 +206,61 @@ const LogViewer: React.FC = () => {
   ];
 
   return (
-    <div style={{ padding: '24px' }}>
-      <h1>日志查看器</h1>
+    <div className="log-viewer-page">
+      <div className="xx-page-head-simple">
+        <h2>日志查看器</h2>
+        <p>系统日志查询与监控</p>
+      </div>
 
-      <Card style={{ marginBottom: 16 }}>
-        <Space size="middle" wrap>
-          <Search
-            placeholder="搜索日志内容..."
-            allowClear
-            enterButton={<SearchOutlined />}
-            style={{ width: 300 }}
-          />
+      <div className="xx-filter-bar">
+        <Search
+          placeholder="搜索日志内容..."
+          allowClear
+          enterButton={<SearchOutlined />}
+          className="xx-search-input"
+          style={{ width: 280 }}
+        />
 
-          <Select
-            placeholder="日志级别"
-            style={{ width: 120 }}
-            value={filterLevel}
-            onChange={setFilterLevel}
-          >
-            <Option value="all">全部级别</Option>
-            <Option value="INFO">INFO</Option>
-            <Option value="WARN">WARN</Option>
-            <Option value="ERROR">ERROR</Option>
-            <Option value="DEBUG">DEBUG</Option>
-          </Select>
+        <Select
+          placeholder="日志级别"
+          className="xx-select"
+          style={{ width: 130 }}
+          value={filterLevel}
+          onChange={setFilterLevel}
+        >
+          <Option value="all">全部级别</Option>
+          <Option value="INFO">INFO</Option>
+          <Option value="WARN">WARN</Option>
+          <Option value="ERROR">ERROR</Option>
+          <Option value="DEBUG">DEBUG</Option>
+        </Select>
 
-          <Select
-            placeholder="服务"
-            style={{ width: 120 }}
-            value={filterService}
-            onChange={setFilterService}
-          >
-            <Option value="all">全部服务</Option>
-            <Option value="API">API</Option>
-            <Option value="Database">Database</Option>
-            <Option value="Celery">Celery</Option>
-            <Option value="ObjectStorage">Object Storage</Option>
-            <Option value="Redis">Redis</Option>
-          </Select>
+        <Select
+          placeholder="服务"
+          className="xx-select"
+          style={{ width: 140 }}
+          value={filterService}
+          onChange={setFilterService}
+        >
+          <Option value="all">全部服务</Option>
+          <Option value="API">API</Option>
+          <Option value="Database">Database</Option>
+          <Option value="Celery">Celery</Option>
+          <Option value="ObjectStorage">Object Storage</Option>
+          <Option value="Redis">Redis</Option>
+        </Select>
 
-          <RangePicker showTime />
+        <RangePicker showTime className="xx-date-picker" />
 
-          <Button icon={<FilterOutlined />} disabled>应用过滤暂未开放</Button>
-          <Button icon={<DownloadOutlined />} disabled>导出日志暂未开放</Button>
-        </Space>
-      </Card>
+        <Button icon={<FilterOutlined />} disabled className="xx-ghost-btn">
+          应用过滤暂未开放
+        </Button>
+        <Button icon={<DownloadOutlined />} disabled className="xx-ghost-btn">
+          导出日志暂未开放
+        </Button>
+      </div>
 
-      <Card>
+      <div className="xx-table-wrapper">
         <Table
           columns={columns}
           dataSource={logs}
@@ -264,7 +273,7 @@ const LogViewer: React.FC = () => {
           }}
           scroll={{ x: 1200 }}
         />
-      </Card>
+      </div>
 
       {/* 日志详情抽屉 */}
       <Drawer
@@ -273,67 +282,55 @@ const LogViewer: React.FC = () => {
         width={600}
         open={drawerVisible}
         onClose={() => setDrawerVisible(false)}
+        className="xx-drawer"
       >
         {selectedLog && (
           <div>
-            <div style={{ marginBottom: 16 }}>
-              <strong>时间:</strong>
-              <div style={{ marginTop: 4, color: '#595959' }}>{selectedLog.timestamp}</div>
+            <div className="xx-log-detail">
+              <div className="xx-log-detail-label">时间</div>
+              <div className="xx-log-detail-value">{selectedLog.timestamp}</div>
             </div>
 
-            <div style={{ marginBottom: 16 }}>
-              <strong>级别:</strong>
-              <div style={{ marginTop: 4 }}>
-                <Tag color={getLevelColor(selectedLog.level)}>{selectedLog.level}</Tag>
+            <div className="xx-log-detail">
+              <div className="xx-log-detail-label">级别</div>
+              <div className="xx-log-detail-value">
+                <Tag className={getLevelTagClass(selectedLog.level)}>{selectedLog.level}</Tag>
               </div>
             </div>
 
-            <div style={{ marginBottom: 16 }}>
-              <strong>服务:</strong>
-              <div style={{ marginTop: 4, color: '#595959' }}>{selectedLog.service}</div>
+            <div className="xx-log-detail">
+              <div className="xx-log-detail-label">服务</div>
+              <div className="xx-log-detail-value">{selectedLog.service}</div>
             </div>
 
             {selectedLog.user && (
-              <div style={{ marginBottom: 16 }}>
-                <strong>用户:</strong>
-                <div style={{ marginTop: 4, color: '#595959' }}>{selectedLog.user}</div>
+              <div className="xx-log-detail">
+                <div className="xx-log-detail-label">用户</div>
+                <div className="xx-log-detail-value">{selectedLog.user}</div>
               </div>
             )}
 
-            <div style={{ marginBottom: 16 }}>
-              <strong>操作:</strong>
-              <div style={{ marginTop: 4, color: '#595959' }}>{selectedLog.action}</div>
+            <div className="xx-log-detail">
+              <div className="xx-log-detail-label">操作</div>
+              <div className="xx-log-detail-value">{selectedLog.action}</div>
             </div>
 
-            <div style={{ marginBottom: 16 }}>
-              <strong>详细信息:</strong>
-              <div
-                style={{
-                  marginTop: 4,
-                  padding: 12,
-                  background: '#f5f5f5',
-                  borderRadius: 4,
-                  color: '#595959',
-                  whiteSpace: 'pre-wrap',
-                }}
-              >
-                {selectedLog.details}
-              </div>
+            <div className="xx-log-detail">
+              <div className="xx-log-detail-label">详细信息</div>
+              <div className="xx-log-detail-code">{selectedLog.details}</div>
             </div>
 
             {selectedLog.ip && (
-              <div style={{ marginBottom: 16 }}>
-                <strong>IP 地址:</strong>
-                <div style={{ marginTop: 4, color: '#595959' }}>{selectedLog.ip}</div>
+              <div className="xx-log-detail">
+                <div className="xx-log-detail-label">IP 地址</div>
+                <div className="xx-log-detail-value">{selectedLog.ip}</div>
               </div>
             )}
 
             {selectedLog.request_id && (
-              <div style={{ marginBottom: 16 }}>
-                <strong>Request ID:</strong>
-                <div style={{ marginTop: 4, fontFamily: 'monospace', color: '#595959' }}>
-                  {selectedLog.request_id}
-                </div>
+              <div className="xx-log-detail">
+                <div className="xx-log-detail-label">Request ID</div>
+                <div className="xx-log-detail-code">{selectedLog.request_id}</div>
               </div>
             )}
           </div>
diff --git a/apps/web/src/pages/admin/SystemMonitor.tsx b/apps/web/src/pages/admin/SystemMonitor.tsx
index 680bea4d7..9d9109bbc 100644
--- a/apps/web/src/pages/admin/SystemMonitor.tsx
+++ b/apps/web/src/pages/admin/SystemMonitor.tsx
@@ -13,6 +13,7 @@ import {
   CloudServerOutlined,
   ThunderboltOutlined,
 } from '@ant-design/icons';
+import './Admin.css';
 
 const SystemMonitor: React.FC = () => {
   const [refreshTime, setRefreshTime] = useState(new Date());
@@ -84,7 +85,7 @@ const SystemMonitor: React.FC = () => {
       dataIndex: 'errors', 
       key: 'errors',
       render: (errors: number) => (
-        <Tag color={errors > 10 ? 'red' : errors > 5 ? 'orange' : 'green'}>{errors}</Tag>
+        <Tag className={errors > 10 ? 'xx-tag error' : errors > 5 ? 'xx-tag warning' : 'xx-tag success'}>{errors}</Tag>
       ),
     },
   ];
@@ -97,7 +98,7 @@ const SystemMonitor: React.FC = () => {
       key: 'level',
       width: 100,
       render: (level: string) => (
-        <Tag color={level === 'ERROR' ? 'red' : 'orange'}>{level}</Tag>
+        <Tag className={level === 'ERROR' ? 'xx-tag error' : 'xx-tag warning'}>{level}</Tag>
       ),
     },
     { title: '服务', dataIndex: 'service', key: 'service', width: 120 },
@@ -117,111 +118,103 @@ const SystemMonitor: React.FC = () => {
   // 模拟实时更新
   useEffect(() => {
     const interval = setInterval(refreshMetrics, 5000);
-
     return () => clearInterval(interval);
   }, []);
 
   const getProgressColor = (value: number) => {
-    if (value > 80) return '#ff4d4f';
-    if (value > 60) return '#faad14';
-    return '#52c41a';
+    if (value > 80) return '#ef4444';
+    if (value > 60) return '#f59e0b';
+    return '#10b981';
   };
 
+  const getProgressClass = (value: number) => {
+    if (value > 80) return 'xx-progress-warning';
+    if (value > 60) return 'xx-progress-warning';
+    return 'xx-progress-success';
+  };
+
+  const resourceMetrics = [
+    { key: 'cpu', label: 'CPU 使用率', value: systemMetrics.cpu, icon: <ThunderboltOutlined />, bg: 'linear-gradient(135deg, #6366f1, #4f46e5)' },
+    { key: 'memory', label: '内存使用率', value: systemMetrics.memory, icon: <DatabaseOutlined />, bg: 'linear-gradient(135deg, #34d399, #10b981)' },
+    { key: 'disk', label: '磁盘使用率', value: systemMetrics.disk, icon: <CloudServerOutlined />, bg: 'linear-gradient(135deg, #fbbf24, #f59e0b)' },
+    { key: 'network', label: '网络使用率', value: systemMetrics.network, icon: <ApiOutlined />, bg: 'linear-gradient(135deg, #a78bfa, #8b5cf6)' },
+  ];
+
   return (
-    <div style={{ padding: '24px' }}>
-      <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 24 }}>
-        <h1>系统监控</h1>
-        <Space>
-          <span style={{ color: '#8c8c8c' }}>上次更新: {refreshTime.toLocaleTimeString()}</span>
-          <Button icon={<ReloadOutlined />} onClick={refreshMetrics}>刷新</Button>
-        </Space>
+    <div className="system-monitor-page">
+      <div className="xx-page-head">
+        <div className="xx-page-head-content">
+          <h2>系统监控</h2>
+          <p>服务器资源、服务健康与 API 统计</p>
+        </div>
+        <div className="xx-page-head-actions">
+          <Space>
+            <span className="xx-refresh-time">上次更新: {refreshTime.toLocaleTimeString()}</span>
+            <Button icon={<ReloadOutlined />} onClick={refreshMetrics} className="xx-primary-btn">
+              刷新
+            </Button>
+          </Space>
+        </div>
       </div>
 
       {/* 系统资源监控 */}
-      <Row gutter={16} style={{ marginBottom: 24 }}>
-        <Col span={6}>
-          <Card>
-            <div style={{ textAlign: 'center' }}>
-              <ThunderboltOutlined style={{ fontSize: 32, color: '#1890ff', marginBottom: 8 }} />
-              <div style={{ marginBottom: 16 }}>CPU 使用率</div>
+      <Row gutter={24} className="xx-grid-4">
+        {resourceMetrics.map((metric) => (
+          <Col span={6} key={metric.key}>
+            <div className="xx-resource-card">
+              <div 
+                className="xx-resource-card-icon" 
+                style={{ background: metric.bg, color: 'white' }}
+              >
+                {metric.icon}
+              </div>
+              <div className="xx-resource-card-label">{metric.label}</div>
               <Progress
                 type="circle"
-                percent={systemMetrics.cpu}
-                strokeColor={getProgressColor(systemMetrics.cpu)}
+                percent={metric.value}
+                strokeColor={getProgressColor(metric.value)}
+                className={getProgressClass(metric.value)}
               />
             </div>
-          </Card>
-        </Col>
-        <Col span={6}>
-          <Card>
-            <div style={{ textAlign: 'center' }}>
-              <DatabaseOutlined style={{ fontSize: 32, color: '#52c41a', marginBottom: 8 }} />
-              <div style={{ marginBottom: 16 }}>内存使用率</div>
-              <Progress
-                type="circle"
-                percent={systemMetrics.memory}
-                strokeColor={getProgressColor(systemMetrics.memory)}
-              />
-            </div>
-          </Card>
-        </Col>
-        <Col span={6}>
-          <Card>
-            <div style={{ textAlign: 'center' }}>
-              <CloudServerOutlined style={{ fontSize: 32, color: '#faad14', marginBottom: 8 }} />
-              <div style={{ marginBottom: 16 }}>磁盘使用率</div>
-              <Progress
-                type="circle"
-                percent={systemMetrics.disk}
-                strokeColor={getProgressColor(systemMetrics.disk)}
-              />
-            </div>
-          </Card>
-        </Col>
-        <Col span={6}>
-          <Card>
-            <div style={{ textAlign: 'center' }}>
-              <ApiOutlined style={{ fontSize: 32, color: '#722ed1', marginBottom: 8 }} />
-              <div style={{ marginBottom: 16 }}>网络使用率</div>
-              <Progress
-                type="circle"
-                percent={systemMetrics.network}
-                strokeColor={getProgressColor(systemMetrics.network)}
-              />
-            </div>
-          </Card>
-        </Col>
+          </Col>
+        ))}
       </Row>
 
       {/* 服务健康状态 */}
-      <Card title="服务健康状态" style={{ marginBottom: 24 }}>
-        <Table
-          columns={serviceColumns}
-          dataSource={services}
-          rowKey="name"
-          pagination={false}
-        />
-      </Card>
+      <div className="xx-table-wrapper" style={{ marginBottom: 24 }}>
+        <Card title="服务健康状态" className="xx-card">
+          <Table
+            columns={serviceColumns}
+            dataSource={services}
+            rowKey="name"
+            pagination={false}
+          />
+        </Card>
+      </div>
 
       {/* API 请求统计 */}
-      <Card title="API 请求统计 (最近 1 小时)" style={{ marginBottom: 24 }}>
-        <Table
-          columns={apiColumns}
-          dataSource={apiStats}
-          rowKey="endpoint"
-          pagination={false}
-        />
-      </Card>
+      <div className="xx-table-wrapper" style={{ marginBottom: 24 }}>
+        <Card title="API 请求统计 (最近 1 小时)" className="xx-card">
+          <Table
+            columns={apiColumns}
+            dataSource={apiStats}
+            rowKey="endpoint"
+            pagination={false}
+          />
+        </Card>
+      </div>
 
       {/* 最近错误 */}
-      <Card title="最近错误日志">
-        <Table
-          columns={errorColumns}
-          dataSource={recentErrors}
-          rowKey="time"
-          pagination={false}
-        />
-      </Card>
+      <div className="xx-table-wrapper">
+        <Card title="最近错误日志" className="xx-card">
+          <Table
+            columns={errorColumns}
+            dataSource={recentErrors}
+            rowKey="time"
+            pagination={false}
+          />
+        </Card>
+      </div>
     </div>
   );
 };
diff --git a/apps/web/src/pages/admin/UserManagement.tsx b/apps/web/src/pages/admin/UserManagement.tsx
index e8d25e75a..18d3ac53b 100644
--- a/apps/web/src/pages/admin/UserManagement.tsx
+++ b/apps/web/src/pages/admin/UserManagement.tsx
@@ -4,6 +4,7 @@
 import React from 'react';
 import { Table, Button, Space, Tag, Input, Card } from 'antd';
 import { SearchOutlined, LockOutlined, UnlockOutlined } from '@ant-design/icons';
+import './Admin.css';
 
 const { Search } = Input;
 
@@ -44,7 +45,7 @@ const UserManagement: React.FC = () => {
       dataIndex: 'is_email_verified',
       key: 'is_email_verified',
       render: (verified: boolean) => (
-        <Tag color={verified ? 'success' : 'default'}>
+        <Tag className={verified ? 'xx-tag success' : 'xx-tag debug'}>
           {verified ? '已验证' : '未验证'}
         </Tag>
       ),
@@ -54,7 +55,7 @@ const UserManagement: React.FC = () => {
       dataIndex: 'status',
       key: 'status',
       render: (status: string) => (
-        <Tag color={status === 'active' ? 'success' : 'error'}>
+        <Tag className={status === 'active' ? 'xx-tag success' : 'xx-tag error'}>
           {status === 'active' ? '正常' : '已封禁'}
         </Tag>
       ),
@@ -87,19 +88,26 @@ const UserManagement: React.FC = () => {
   ];
 
   return (
-    <div style={{ padding: '24px' }}>
-      <h1>用户管理</h1>
-      <Card>
-        <div style={{ marginBottom: 16 }}>
-          <Search
-            placeholder="搜索用户名或邮箱"
-            allowClear
-            enterButton={<SearchOutlined />}
-            style={{ width: 300 }}
-          />
-        </div>
-        <Table columns={columns} dataSource={users} rowKey="id" />
-      </Card>
+    <div className="user-management-page">
+      <div className="xx-page-head-simple">
+        <h2>用户管理</h2>
+        <p>管理系统用户与账户状态</p>
+      </div>
+      
+      <div className="xx-table-wrapper">
+        <Card title="用户列表" className="xx-card">
+          <div style={{ marginBottom: 16 }}>
+            <Search
+              placeholder="搜索用户名或邮箱"
+              allowClear
+              enterButton={<SearchOutlined />}
+              className="xx-search-input"
+              style={{ width: 320 }}
+            />
+          </div>
+          <Table columns={columns} dataSource={users} rowKey="id" />
+        </Card>
+      </div>
     </div>
   );
 };