diff --git a/src/App.css b/src/App.css
index 7770020..25dcdd4 100644
--- a/src/App.css
+++ b/src/App.css
@@ -34,7 +34,7 @@
   --bg-secondary: #ffffff;
   --panel: #ffffff;
   --panel-solid: #ffffff;
-  --soft: #f1f3f7;
+  --soft: #f8f9fc;
   --text: #171a1f;
   --text-secondary: #4d5562;
   --muted: #6b7280;
@@ -51,8 +51,9 @@
   --bad:  #b6404a;
   --border: #e5e7ef;
   --border-subtle: #f0f1f5;
-  --shadow: 0 10px 25px rgba(10,16,25,.08);
-  --shadow-lg: 0 20px 40px rgba(10,16,25,.12);
+  --shadow: 0 2px 8px rgba(10,16,25,.04);
+  --shadow-md: 0 4px 12px rgba(10,16,25,.06);
+  --shadow-lg: 0 8px 20px rgba(10,16,25,.08);
   --shadow-colored: 0 10px 30px rgba(102, 126, 234, 0.15);
   --glow: 0 0 20px rgba(102, 126, 234, 0.2);
 }
@@ -233,14 +234,67 @@ a{color:inherit; text-decoration:none}
   background:var(--panel); color:var(--text); box-shadow:var(--shadow);
 }
 
-.content{padding:28px 24px; display:flex; flex-direction:column; gap:20px; flex:1; overflow-y:auto; min-height:0; box-sizing:border-box}
+.content{
+  padding:32px 28px;
+  display:flex;
+  flex-direction:column;
+  gap:24px;
+  flex:1;
+  overflow-y:auto;
+  min-height:0;
+  box-sizing:border-box;
+  max-width: 1600px;
+  margin: 0 auto;
+  width: 100%;
+}
+
+/* 页面标题样式 */
+.page-header {
+  margin-bottom: 8px;
+}
+
+.page-header h1 {
+  font-size: 24px;
+  font-weight: 700;
+  color: var(--text);
+  margin: 0 0 8px 0;
+  letter-spacing: -0.02em;
+}
+
+.page-header .page-description {
+  font-size: 14px;
+  color: var(--text-secondary);
+  margin: 0;
+  line-height: 1.5;
+}
 
 .panel{
-  background:var(--panel); border:1px solid var(--border); border-radius:16px; padding:18px; box-shadow:var(--shadow);
+  background:var(--panel);
+  border:1px solid var(--border);
+  border-radius:12px;
+  padding:20px 24px;
+  box-shadow:var(--shadow);
   width:100%;
+  transition: box-shadow 0.2s ease;
+}
+
+.panel:hover {
+  box-shadow: var(--shadow-md);
+}
+
+.panel h2{
+  margin:0 0 12px 0;
+  font-size:16px;
+  font-weight:600;
+  color:var(--text);
+}
+
+.panel .desc{
+  color:var(--text-secondary);
+  font-size:13px;
+  margin-bottom:16px;
+  line-height: 1.5;
 }
-.panel h2{margin:0 0 8px 0; font-size:16px}
-.panel .desc{color:var(--muted); font-size:13px; margin-bottom:10px}
 
 .flex-2{display:grid; grid-template-columns: 1fr 1fr; gap:16px}
 .flex-3{display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:16px}
@@ -251,7 +305,7 @@ a{color:inherit; text-decoration:none}
   background: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 100%);
   border:1px solid rgba(102, 126, 234, 0.1);
   border-radius:16px;
-  padding:18px;
+  padding:20px;
   position: relative;
   overflow: hidden;
   transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
@@ -280,21 +334,22 @@ a{color:inherit; text-decoration:none}
 .kpi:nth-child(2)::before { background: var(--success-gradient); }
 .kpi:nth-child(3)::before { background: var(--warning-gradient); }
 .kpi:nth-child(4)::before { background: var(--secondary-gradient); }
-.kpi h3{margin:0; font-size:13px; color:var(--muted); font-weight: 600; letter-spacing: 0.3px;}
+.kpi h3{margin:0; font-size:12px; color:var(--muted); font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase;}
 .kpi .num{
-  font-size:28px;
-  font-weight:900;
-  margin-top:8px;
+  font-size:32px;
+  font-weight:800;
+  margin-top:12px;
   background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
   -webkit-background-clip: text;
   -webkit-text-fill-color: transparent;
   background-clip: text;
+  letter-spacing: -0.02em;
 }
 .kpi .delta{font-size:12px; margin-left:8px; padding:2px 6px; border-radius:8px; background:var(--panel); border:1px solid var(--border)}
 
 .table{width:100%; border-collapse:collapse; font-size:14px; min-width:800px; table-layout:fixed; box-sizing:border-box}
-.table th, .table td{padding:10px 12px; border-bottom:1px solid var(--border); text-align:left; white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
-.table thead th{color:var(--muted); font-weight:600}
+.table th, .table td{padding:12px 16px; border-bottom:1px solid var(--border); text-align:left; white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
+.table thead th{color:var(--muted); font-weight:600; font-size:13px; text-transform: uppercase; letter-spacing: 0.5px;}
 .table-container{overflow-x:auto; width:100%; max-width:100%; -webkit-overflow-scrolling:touch; box-sizing:border-box}
 .table th:nth-child(1), .table td:nth-child(1){width:8%}
 .table th:nth-child(2), .table td:nth-child(2){width:15%}
diff --git a/src/components/Layout.tsx b/src/components/Layout.tsx
index 5ca7496..91dcc86 100644
--- a/src/components/Layout.tsx
+++ b/src/components/Layout.tsx
@@ -165,6 +165,9 @@ const Layout: React.FC<{ children: React.ReactNode }> = ({ children }) => {
           <DynamicMenu collapsed={collapsed} />
         </div>
 
+        {/* 间隔区域 - 将登出按钮推到底部 */}
+        <div style={{ flex: 1 }}></div>
+
         {/* 用户登录状态和登出按钮 */}
         <div style={{
           padding: collapsed ? '12px 8px' : '12px 16px',
@@ -214,16 +217,6 @@ const Layout: React.FC<{ children: React.ReactNode }> = ({ children }) => {
             </>
           )}
         </div>
-
-        <div style={{
-          fontSize: '12px',
-          color: 'var(--muted)',
-          textAlign: collapsed ? 'center' : 'left',
-          padding: '12px 16px',
-          borderTop: '1px solid var(--border-subtle)'
-        }}>
-          {!collapsed ? 'v1.1 · React Admin' : 'v1.1'}
-        </div>
       </aside>
 
       {/* 主内容区 */}
diff --git a/src/pages/Finance.tsx b/src/pages/Finance.tsx
index 0401a7d..3f9bd71 100644
--- a/src/pages/Finance.tsx
+++ b/src/pages/Finance.tsx
@@ -2,10 +2,12 @@ import React from 'react';
 
 const Finance: React.FC = () => {
   return (
-    <section className="panel">
-      <h2>财务管理</h2>
-      <div className="desc">收入统计、成本分析、财务报表</div>
-      
+    <div>
+      <div className="page-header">
+        <h1>财务管理</h1>
+        <p className="page-description">收入统计、成本分析、财务报表</p>
+      </div>
+
       <div className="kpis">
         <div className="kpi">
           <h3>本月收入</h3>
@@ -40,7 +42,7 @@ const Finance: React.FC = () => {
         <h2>财务报表</h2>
         <div className="chart">详细财务报表占位</div>
       </div>
-    </section>
+    </div>
   );
 };
 
diff --git a/src/pages/FinanceTransactionLogs.tsx b/src/pages/FinanceTransactionLogs.tsx
index 3b30937..20eae8e 100644
--- a/src/pages/FinanceTransactionLogs.tsx
+++ b/src/pages/FinanceTransactionLogs.tsx
@@ -64,7 +64,7 @@ const FinanceTransactionLogs: React.FC = () => {
         style={{ marginBottom: 20 }}
       >
         <div style={{ display: 'flex', flexDirection: 'column', gap: '16px' }}>
-          {/* 第一行：用户ID、订单编号、流水类型、状态、时间范围 */}
+          {/* 第一行：用户ID、订单编号、流水类型 */}
           <div style={{ display: 'flex', gap: '16px', flexWrap: 'wrap', alignItems: 'center' }}>
             <Form.Item name="user_id" label="用户PID:" style={{ margin: 0, flex: '0 0 auto' }}>
               <Input allowClear placeholder="用户ID" style={{ width: 200 }} />
@@ -73,7 +73,7 @@ const FinanceTransactionLogs: React.FC = () => {
               <Input allowClear placeholder="订单编号" style={{ width: 200 }} />
             </Form.Item>
             <Form.Item name="type" label="流水类型:" style={{ margin: 0, flex: '0 0 auto' }}>
-              <Select allowClear placeholder="充值/退款/消费" style={{ width: 220 }}
+              <Select allowClear placeholder="充值/退款/消费" style={{ width: 200 }}
                 options={[
                   { label: 'recharge', value: 'recharge' },
                   { label: 'refund', value: 'refund' },
@@ -81,8 +81,12 @@ const FinanceTransactionLogs: React.FC = () => {
                 ]}
               />
             </Form.Item>
+          </div>
+
+          {/* 第二行：状态、时间范围和按钮 */}
+          <div style={{ display: 'flex', gap: '16px', alignItems: 'center', flexWrap: 'wrap' }}>
             <Form.Item name="status" label="状态:" style={{ margin: 0, flex: '0 0 auto' }}>
-              <Select allowClear placeholder="成功/失败/待定" style={{ width: 220 }}
+              <Select allowClear placeholder="成功/失败/待定" style={{ width: 200 }}
                 options={[
                   { label: 'success', value: 'success' },
                   { label: 'failed', value: 'failed' },
@@ -90,10 +94,6 @@ const FinanceTransactionLogs: React.FC = () => {
                 ]}
               />
             </Form.Item>
-          </div>
-
-          {/* 第二行：时间范围和按钮 */}
-          <div style={{ display: 'flex', gap: '16px', alignItems: 'center', flexWrap: 'wrap' }}>
             <Form.Item name="range" label="时间范围:" style={{ margin: 0, flex: '0 0 auto' }}>
               <DatePicker.RangePicker style={{ width: 300 }} />
             </Form.Item>
diff --git a/src/pages/InviteCodes.tsx b/src/pages/InviteCodes.tsx
index 537826e..174e576 100644
--- a/src/pages/InviteCodes.tsx
+++ b/src/pages/InviteCodes.tsx
@@ -550,7 +550,7 @@ const InviteCodes: React.FC = () => {
   ];
 
   return (
-    <div style={{ padding: '24px' }}>
+    <div>
       <Card title="邀请码管理" style={{ marginBottom: 16 }}>
         {/* 统计信息 */}
         {statistics && (
diff --git a/src/pages/Monitoring.tsx b/src/pages/Monitoring.tsx
index 82487e4..ab0b64e 100644
--- a/src/pages/Monitoring.tsx
+++ b/src/pages/Monitoring.tsx
@@ -1,63 +1,21 @@
-import React, { useState, useEffect } from 'react';
-import { QuotaApiService } from '../services/api';
-
-interface QuotaHistoryItem {
-  id: number;
-  user_id: string;
-  api_group: string;
-  project_id: string;
-  day: string;
-  account: string;
-  model: string;
-  quota_used: number;
-  quota_used_text?: string;
-  created_at: string;
-}
+import React from 'react';
 
 const Monitoring: React.FC = () => {
-  const [quotaData, setQuotaData] = useState<QuotaHistoryItem[]>([]);
-  const [startDate, setStartDate] = useState('');
-  const [endDate, setEndDate] = useState('');
-
-  // 初始化日期范围（最近30天）
-  useEffect(() => {
-    const today = new Date();
-    const thirtyDaysAgo = new Date();
-    thirtyDaysAgo.setDate(today.getDate() - 30);
-    
-    setEndDate(today.toISOString().split('T')[0]);
-    setStartDate(thirtyDaysAgo.toISOString().split('T')[0]);
-  }, []);
-
-  // 计算统计数据
-  const stats = React.useMemo(() => {
-    if (quotaData.length === 0) {
-      return {
-        totalQuota: 0,
-        totalUsers: 0,
-        totalProjects: 0,
-        totalModels: 0,
-      };
-    }
-
-    const totalQuota = quotaData.reduce((sum, item) => sum + item.quota_used, 0);
-    const uniqueUsers = new Set(quotaData.map(item => item.user_id)).size;
-    const uniqueProjects = new Set(quotaData.map(item => item.project_id)).size;
-    const uniqueModels = new Set(quotaData.map(item => item.model)).size;
-
-    return {
-      totalQuota,
-      totalUsers: uniqueUsers,
-      totalProjects: uniqueProjects,
-      totalModels: uniqueModels,
-    };
-  }, [quotaData]);
+  // 静态统计数据
+  const stats = {
+    totalQuota: 0,
+    totalUsers: 0,
+    totalProjects: 0,
+    totalModels: 0,
+  };
 
   return (
-    <section className="panel">
-      <h2>Token 使用概览</h2>
-      <div className="desc">总使用量、活跃用户、项目数量、模型统计</div>
-      
+    <div>
+      <div className="page-header">
+        <h1>Token 使用概览</h1>
+        <p className="page-description">总使用量、活跃用户、项目数量、模型统计</p>
+      </div>
+
       <div className="kpis">
         <div className="kpi">
           <h3>总 Token 使用量</h3>
@@ -76,7 +34,7 @@ const Monitoring: React.FC = () => {
           <div className="num">{stats.totalModels}</div>
         </div>
       </div>
-    </section>
+    </div>
   );
 };
 
diff --git a/src/pages/Operations.tsx b/src/pages/Operations.tsx
index 8970abe..8107bae 100644
--- a/src/pages/Operations.tsx
+++ b/src/pages/Operations.tsx
@@ -5,12 +5,14 @@ import { useNavigate } from 'react-router-dom';
 const Operations: React.FC = () => {
   const navigate = useNavigate();
   return (
-    <section className="panel">
-      <h2>运营管理</h2>
-      <div className="desc">用户运营、内容管理、活动推广</div>
-      
-      <div style={{ margin: '16px 0' }}>
-        <Card>
+    <div>
+      <div className="page-header">
+        <h1>运营管理</h1>
+        <p className="page-description">用户运营、内容管理、活动推广</p>
+      </div>
+
+      <div style={{ marginBottom: '24px' }}>
+        <Card bordered={false}>
           <Space wrap>
             <Button type="primary" onClick={() => navigate('/mcp-provider-pricing')}>
               MCP 价格配置
@@ -44,7 +46,7 @@ const Operations: React.FC = () => {
           <div className="chart">活动效果统计占位</div>
         </div>
       </div>
-    </section>
+    </div>
   );
 };
 
diff --git a/src/pages/Overview.tsx b/src/pages/Overview.tsx
index f208756..dae7deb 100644
--- a/src/pages/Overview.tsx
+++ b/src/pages/Overview.tsx
@@ -2,10 +2,12 @@ import React from 'react';
 
 const Overview: React.FC = () => {
   return (
-    <section className="panel">
-      <h2>系统总览</h2>
-      <div className="desc">系统整体运行状态、关键指标概览</div>
-      
+    <div>
+      <div className="page-header">
+        <h1>系统总览</h1>
+        <p className="page-description">系统整体运行状态、关键指标概览</p>
+      </div>
+
       <div className="kpis">
         <div className="kpi">
           <h3>总用户数</h3>
@@ -21,10 +23,10 @@ const Overview: React.FC = () => {
         </div>
         <div className="kpi">
           <h3>系统状态</h3>
-          <div className="num" style={{color: 'var(--success)'}}>正常</div>
+          <div className="num" style={{color: 'var(--good)'}}>正常</div>
         </div>
       </div>
-      
+
       <div className="flex-2">
         <div className="panel">
           <h2>最近7天用户活跃度</h2>
@@ -35,7 +37,7 @@ const Overview: React.FC = () => {
           <div className="chart">模型使用量排行占位</div>
         </div>
       </div>
-    </section>
+    </div>
   );
 };
 
diff --git a/src/pages/UserFeedback.tsx b/src/pages/UserFeedback.tsx
index 6291c43..827ca81 100644
--- a/src/pages/UserFeedback.tsx
+++ b/src/pages/UserFeedback.tsx
@@ -305,7 +305,7 @@ const UserFeedback: React.FC = () => {
   ];
 
   return (
-    <div style={{ padding: '24px' }}>
+    <div>
       <Title level={2}>用户反馈管理</Title>
       
       {/* 统计卡片 */}
diff --git a/src/pages/UserManagement.tsx b/src/pages/UserManagement.tsx
index 01533d1..02727cf 100644
--- a/src/pages/UserManagement.tsx
+++ b/src/pages/UserManagement.tsx
@@ -378,8 +378,13 @@ const UserManagement: React.FC = () => {
 
   return (
     <div>
+      <div className="page-header">
+        <h1>用户管理</h1>
+        <p className="page-description">后台用户账号管理、权限分配、状态控制</p>
+      </div>
+
       {/* 统计卡片 */}
-      <Row gutter={16} style={{ marginBottom: 16 }}>
+      <Row gutter={16} style={{ marginBottom: 24 }}>
         <Col span={6}>
           <Card>
             <Statistic
@@ -423,15 +428,18 @@ const UserManagement: React.FC = () => {
       </Row>
 
       {/* 操作栏 */}
-      <div style={{ marginBottom: 16, display: 'flex', justifyContent: 'space-between' }}>
-        <h2>用户管理</h2>
-        <Button type="primary" icon={<SettingOutlined />} onClick={handleOpenChangeRole}>
-          变更用户角色
-        </Button>
-      </div>
+      <Card bordered={false} style={{ marginBottom: 16 }}>
+        <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
+          <h3 style={{ margin: 0, fontSize: '16px', fontWeight: 600 }}>用户列表</h3>
+          <Button type="primary" icon={<SettingOutlined />} onClick={handleOpenChangeRole}>
+            变更用户角色
+          </Button>
+        </div>
+      </Card>
 
       {/* 用户表格 */}
-      <Table
+      <Card bordered={false}>
+        <Table
         columns={columns}
         dataSource={users}
         loading={loading}
@@ -449,7 +457,8 @@ const UserManagement: React.FC = () => {
             fetchUsers(current, size);
           }
         }}
-      />
+        />
+      </Card>
 
       {/* 用户表单弹窗 */}
       <Modal