diff --git a/.claude/settings.local.json b/.claude/settings.local.json
new file mode 100644
index 0000000..2ed9b45
--- /dev/null
+++ b/.claude/settings.local.json
@@ -0,0 +1,29 @@
+{
+  "permissions": {
+    "allow": [
+      "Bash(npm install)",
+      "Bash(node database/init.js)",
+      "Bash(timeout 3 cmd /c \"type C:\\\\Users\\\\admin\\\\AppData\\\\Local\\\\Temp\\\\claude\\\\G--website\\\\tasks\\\\b65f3f2.output\")",
+      "Bash(timeout 3 cmd /c \"type C:\\\\Users\\\\admin\\\\AppData\\\\Local\\\\Temp\\\\claude\\\\G--website\\\\tasks\\\\b04f030.output\")",
+      "Bash(netstat -ano)",
+      "Bash(findstr :3000)",
+      "Bash(findstr LISTENING)",
+      "Bash(taskkill /F /PID 32)",
+      "Bash(cmd /c \"taskkill /F /PID 32\")",
+      "Bash(tasklist)",
+      "Bash(findstr \" 32 \")",
+      "Bash(powershell -Command \"Stop-Process -Id 32 -Force\")",
+      "Bash(node verify-password.js)",
+      "Bash(node update-admin-password.js)",
+      "Bash(node add-videos-tables.js)",
+      "Bash(npm install tencentcloud-sdk-nodejs --save)",
+      "Bash(npm install cos-nodejs-sdk-v5 --save)",
+      "Bash(node -e \"const mysql = require\\(''mysql2/promise''\\); const fs = require\\(''fs''\\); require\\(''dotenv''\\).config\\(\\); \\(async \\(\\) => { const conn = await mysql.createConnection\\({ host: process.env.DB_HOST || ''localhost'', user: process.env.DB_USER || ''root'', password: process.env.DB_PASSWORD || ''1464576565..'', database: ''website_admin'', port: process.env.DB_PORT || 3306 }\\); const sql = fs.readFileSync\\(''database/add-cos-config.sql'', ''utf8''\\); await conn.query\\(sql\\); console.log\\(''✓ COS配置字段添加成功''\\); await conn.end\\(\\); }\\)\\(\\)\")",
+      "WebSearch",
+      "WebFetch(domain:cloud.tencent.com)",
+      "Bash(npm search vod-js-sdk)",
+      "Bash(npm view vod-js-sdk-v6 version)",
+      "Bash(node backend/database/fix-videos-simple.js)"
+    ]
+  }
+}
diff --git a/backend/.gitignore b/backend/.gitignore
new file mode 100644
index 0000000..be30912
--- /dev/null
+++ b/backend/.gitignore
@@ -0,0 +1,12 @@
+node_modules/
+.env
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.DS_Store
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
diff --git a/backend/config/database.js b/backend/config/database.js
new file mode 100644
index 0000000..56d0f19
--- /dev/null
+++ b/backend/config/database.js
@@ -0,0 +1,25 @@
+const mysql = require('mysql2/promise');
+require('dotenv').config();
+
+const pool = mysql.createPool({
+  host: process.env.DB_HOST || 'localhost',
+  user: process.env.DB_USER || 'root',
+  password: process.env.DB_PASSWORD || '1464576565..',
+  database: process.env.DB_NAME || 'website_admin',
+  port: process.env.DB_PORT || 3306,
+  waitForConnections: true,
+  connectionLimit: 10,
+  queueLimit: 0
+});
+
+// Test connection
+pool.getConnection()
+  .then(connection => {
+    console.log('✓ Database connected successfully');
+    connection.release();
+  })
+  .catch(err => {
+    console.error('✗ Database connection failed:', err.message);
+  });
+
+module.exports = pool;
diff --git a/backend/database/database.sql b/backend/database/database.sql
new file mode 100644
index 0000000..cde3b12
--- /dev/null
+++ b/backend/database/database.sql
@@ -0,0 +1,136 @@
+-- ========================================
+-- 虚境起源网站管理后台数据库初始化脚本
+-- ========================================
+-- 创建日期: 2026-02-02
+-- 说明: 包含所有必需的数据库、表和初始数据
+-- ========================================
+
+-- 创建数据库
+CREATE DATABASE IF NOT EXISTS website_admin CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+
+USE website_admin;
+
+-- ========================================
+-- 1. 管理员用户表
+-- ========================================
+CREATE TABLE IF NOT EXISTS admin_users (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  username VARCHAR(50) UNIQUE NOT NULL,
+  password VARCHAR(255) NOT NULL,
+  email VARCHAR(100),
+  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  last_login TIMESTAMP NULL,
+  INDEX idx_username (username)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- ========================================
+-- 2. 合作伙伴表
+-- ========================================
+CREATE TABLE IF NOT EXISTS partners (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  name VARCHAR(100) NOT NULL,
+  logo VARCHAR(255) NOT NULL,
+  url VARCHAR(255),
+  sort_order INT DEFAULT 0,
+  status TINYINT DEFAULT 1 COMMENT '1=active, 0=inactive',
+  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  INDEX idx_status (status),
+  INDEX idx_sort_order (sort_order)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- ========================================
+-- 3. 系统设置表
+-- ========================================
+CREATE TABLE IF NOT EXISTS system_settings (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  setting_key VARCHAR(100) UNIQUE NOT NULL,
+  setting_value TEXT,
+  description VARCHAR(255),
+  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  INDEX idx_setting_key (setting_key)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- ========================================
+-- 4. 视频表
+-- ========================================
+CREATE TABLE IF NOT EXISTS videos (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  file_id VARCHAR(100) UNIQUE COMMENT '腾讯云VOD文件ID',
+  title_cn VARCHAR(200) NOT NULL COMMENT '中文标题',
+  title_en VARCHAR(200) NOT NULL COMMENT '英文标题',
+  desc_cn TEXT COMMENT '中文描述',
+  desc_en TEXT COMMENT '英文描述',
+  cover_url VARCHAR(500) COMMENT '封面图URL',
+  video_url VARCHAR(500) COMMENT '视频播放URL',
+  duration INT COMMENT '视频时长(秒)',
+  file_size BIGINT COMMENT '文件大小(字节)',
+  status TINYINT DEFAULT 1 COMMENT '1=active, 0=inactive, 2=processing',
+  sort_order INT DEFAULT 0,
+  upload_status VARCHAR(50) DEFAULT 'pending' COMMENT 'pending, uploading, success, failed',
+  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  INDEX idx_status (status),
+  INDEX idx_sort_order (sort_order),
+  INDEX idx_file_id (file_id)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- ========================================
+-- 5. VOD配置表（包含COS和防盗链配置）
+-- ========================================
+CREATE TABLE IF NOT EXISTS vod_config (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  secret_id VARCHAR(255) NOT NULL COMMENT '腾讯云SecretId',
+  secret_key VARCHAR(255) NOT NULL COMMENT '腾讯云SecretKey',
+  region VARCHAR(50) DEFAULT 'ap-guangzhou' COMMENT '地域',
+  sub_app_id VARCHAR(50) COMMENT '点播子应用ID',
+  `procedure` VARCHAR(100) COMMENT '任务流',
+  storage_region VARCHAR(50) COMMENT '存储地域',
+  cos_bucket VARCHAR(100) COMMENT 'COS存储桶名称',
+  cos_region VARCHAR(50) DEFAULT 'ap-guangzhou' COMMENT 'COS地域',
+  cos_path VARCHAR(100) DEFAULT 'video-covers/' COMMENT 'COS存储路径前缀',
+  sign_key VARCHAR(100) COMMENT 'VOD防盗链签名密钥',
+  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- ========================================
+-- 初始数据插入
+-- ========================================
+
+-- 插入默认管理员账户
+-- 用户名: admin
+-- 密码: admin123456 (使用bcryptjs加密，10轮salt)
+INSERT INTO admin_users (username, password, email)
+VALUES ('admin', '$2a$10$PGOF6JXp3CGjg.5evfJlG.oeOr/JvxYECbLxn2ypzsRKcT7UK5.YK', 'admin@xuking.com')
+ON DUPLICATE KEY UPDATE username=username;
+
+-- 插入默认存储配置
+INSERT INTO system_settings (setting_key, setting_value, description)
+VALUES
+  ('logo_upload_dir', 'img/logo', 'Directory for partner logo uploads'),
+  ('logo_max_size', '5242880', 'Maximum logo file size in bytes (5MB)'),
+  ('allowed_extensions', 'jpg,jpeg,png,gif,svg', 'Allowed file extensions for logo upload')
+ON DUPLICATE KEY UPDATE setting_key=setting_key;
+
+-- 插入现有合作伙伴数据
+INSERT INTO partners (name, logo, url, sort_order, status) VALUES
+('vivo', 'img/logo/vivo.png', '', 1, 1),
+('BOE', 'img/logo/boe.png', '', 2, 1),
+('北京大运河博物馆-首都博物馆东馆', 'img/logo/bwg.png', '', 3, 1),
+('江西日报', 'img/logo/jxrb.png', '', 4, 1),
+('丽江市文化和旅游局', 'img/logo/ljs.png', '', 5, 1),
+('Meta', 'img/logo/meta.png', '', 6, 1),
+('中国文化传媒', 'img/logo/zgwhcm.png', '', 7, 1)
+ON DUPLICATE KEY UPDATE name=VALUES(name);
+
+-- 插入默认VOD配置（空配置，需要后台填写）
+INSERT INTO vod_config (secret_id, secret_key, region)
+VALUES ('', '', 'ap-guangzhou')
+ON DUPLICATE KEY UPDATE id=id;
+
+-- ========================================
+-- 初始化完成
+-- ========================================
diff --git a/backend/database/setup.js b/backend/database/setup.js
new file mode 100644
index 0000000..3ab29f9
--- /dev/null
+++ b/backend/database/setup.js
@@ -0,0 +1,125 @@
+/**
+ * 数据库初始化脚本
+ *
+ * 功能：
+ * - 创建 website_admin 数据库
+ * - 创建所有必需的表（admin_users, partners, system_settings, videos, vod_config）
+ * - 插入初始数据（管理员账户、系统配置、合作伙伴数据）
+ *
+ * 使用方法：
+ *   node backend/database/setup.js
+ *
+ * 注意：
+ * - 请确保 .env 文件中配置了正确的数据库连接信息
+ * - 默认管理员账户：admin / admin123456
+ */
+
+const mysql = require('mysql2/promise');
+const fs = require('fs').promises;
+const path = require('path');
+require('dotenv').config();
+
+async function setupDatabase() {
+  let connection;
+
+  try {
+    console.log('========================================');
+    console.log('  数据库初始化程序');
+    console.log('  虚境起源网站管理后台');
+    console.log('========================================\n');
+
+    console.log('正在连接到 MySQL 服务器...');
+
+    // 首先连接到 MySQL 服务器（不指定数据库）
+    connection = await mysql.createConnection({
+      host: process.env.DB_HOST || 'localhost',
+      user: process.env.DB_USER || 'root',
+      password: process.env.DB_PASSWORD || '1464576565..',
+      port: process.env.DB_PORT || 3306,
+      multipleStatements: true
+    });
+
+    console.log('✓ 已连接到 MySQL 服务器\n');
+    console.log('正在执行数据库初始化脚本...');
+
+    // 读取 SQL 文件
+    const sqlFile = path.join(__dirname, 'database.sql');
+    const sql = await fs.readFile(sqlFile, 'utf8');
+
+    // 分割 SQL 语句并执行
+    const statements = sql
+      .split(';')
+      .map(stmt => stmt.trim())
+      .filter(stmt => stmt.length > 0 && !stmt.startsWith('--'));
+
+    let successCount = 0;
+    let skipCount = 0;
+
+    for (const statement of statements) {
+      try {
+        await connection.query(statement);
+        successCount++;
+      } catch (err) {
+        // 忽略重复条目错误和已存在错误
+        if (err.message.includes('Duplicate entry') ||
+            err.message.includes('already exists') ||
+            err.code === 'ER_DUP_ENTRY') {
+          skipCount++;
+        } else {
+          console.error('执行语句时出错:', err.message);
+          console.error('语句:', statement.substring(0, 100) + '...');
+        }
+      }
+    }
+
+    console.log(`✓ 成功执行 ${successCount} 条语句`);
+    if (skipCount > 0) {
+      console.log(`ℹ 跳过 ${skipCount} 条已存在的记录`);
+    }
+
+    console.log('\n========================================');
+    console.log('  初始化完成');
+    console.log('========================================\n');
+
+    console.log('数据库信息：');
+    console.log(`  数据库名称：website_admin`);
+    console.log(`  主机：${process.env.DB_HOST || 'localhost'}`);
+    console.log(`  端口：${process.env.DB_PORT || 3306}\n`);
+
+    console.log('已创建的表：');
+    console.log('  ✓ admin_users      - 管理员用户表');
+    console.log('  ✓ partners         - 合作伙伴表');
+    console.log('  ✓ system_settings  - 系统设置表');
+    console.log('  ✓ videos           - 视频表');
+    console.log('  ✓ vod_config       - VOD配置表\n');
+
+    console.log('默认管理员账户：');
+    console.log('  用户名：admin');
+    console.log('  密码：admin123456');
+    console.log('  提示：请登录后尽快修改密码\n');
+
+    console.log('下一步：');
+    console.log('  1. 启动后端服务：cd backend && npm start');
+    console.log('  2. 访问管理后台：http://localhost:3000');
+    console.log('  3. 使用默认账户登录');
+    console.log('  4. 在"系统设置"中配置 VOD 和 COS 参数\n');
+
+    await connection.end();
+    process.exit(0);
+
+  } catch (error) {
+    console.error('\n✗ 数据库初始化失败:', error.message);
+    console.error('\n请检查：');
+    console.error('  1. MySQL 服务是否正在运行');
+    console.error('  2. .env 文件中的数据库连接信息是否正确');
+    console.error('  3. 数据库用户是否有足够的权限创建数据库和表\n');
+
+    if (connection) {
+      await connection.end();
+    }
+    process.exit(1);
+  }
+}
+
+// 运行初始化
+setupDatabase();
diff --git a/backend/middleware/auth.js b/backend/middleware/auth.js
new file mode 100644
index 0000000..0b8891e
--- /dev/null
+++ b/backend/middleware/auth.js
@@ -0,0 +1,23 @@
+// Authentication middleware
+const requireAuth = (req, res, next) => {
+  if (req.session && req.session.userId) {
+    return next();
+  }
+  return res.status(401).json({
+    success: false,
+    message: 'Unauthorized. Please login first.'
+  });
+};
+
+// Check if already logged in
+const redirectIfAuthenticated = (req, res, next) => {
+  if (req.session && req.session.userId) {
+    return res.redirect('/admin/dashboard');
+  }
+  next();
+};
+
+module.exports = {
+  requireAuth,
+  redirectIfAuthenticated
+};
diff --git a/backend/package-lock.json b/backend/package-lock.json
new file mode 100644
index 0000000..3e15d24
--- /dev/null
+++ b/backend/package-lock.json
@@ -0,0 +1,2386 @@
+{
+  "name": "website-admin-backend",
+  "version": "1.0.0",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "name": "website-admin-backend",
+      "version": "1.0.0",
+      "license": "ISC",
+      "dependencies": {
+        "bcryptjs": "^2.4.3",
+        "cors": "^2.8.5",
+        "cos-nodejs-sdk-v5": "^2.15.4",
+        "dotenv": "^16.3.1",
+        "express": "^4.18.2",
+        "express-session": "^1.17.3",
+        "form-data": "^4.0.0",
+        "multer": "^1.4.5-lts.1",
+        "mysql2": "^3.6.5",
+        "node-fetch": "^2.7.0",
+        "tencentcloud-sdk-nodejs": "^4.1.180"
+      },
+      "devDependencies": {
+        "nodemon": "^3.0.2"
+      }
+    },
+    "node_modules/accepts": {
+      "version": "1.3.8",
+      "resolved": "https://registry.npmmirror.com/accepts/-/accepts-1.3.8.tgz",
+      "integrity": "sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==",
+      "dependencies": {
+        "mime-types": "~2.1.34",
+        "negotiator": "0.6.3"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/agent-base": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmmirror.com/agent-base/-/agent-base-6.0.2.tgz",
+      "integrity": "sha512-RZNwNclF7+MS/8bDg70amg32dyeZGZxiDuQmZxKLAlQjr3jGyLx+4Kkk58UO7D2QdgFIQCovuSuZESne6RG6XQ==",
+      "dependencies": {
+        "debug": "4"
+      },
+      "engines": {
+        "node": ">= 6.0.0"
+      }
+    },
+    "node_modules/agent-base/node_modules/debug": {
+      "version": "4.4.3",
+      "resolved": "https://registry.npmmirror.com/debug/-/debug-4.4.3.tgz",
+      "integrity": "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA==",
+      "dependencies": {
+        "ms": "^2.1.3"
+      },
+      "engines": {
+        "node": ">=6.0"
+      },
+      "peerDependenciesMeta": {
+        "supports-color": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/agent-base/node_modules/ms": {
+      "version": "2.1.3",
+      "resolved": "https://registry.npmmirror.com/ms/-/ms-2.1.3.tgz",
+      "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+    },
+    "node_modules/ajv": {
+      "version": "7.2.4",
+      "resolved": "https://registry.npmmirror.com/ajv/-/ajv-7.2.4.tgz",
+      "integrity": "sha512-nBeQgg/ZZA3u3SYxyaDvpvDtgZ/EZPF547ARgZBrG9Bhu1vKDwAIjtIf+sDtJUKa2zOcEbmRLBRSyMraS/Oy1A==",
+      "dependencies": {
+        "fast-deep-equal": "^3.1.1",
+        "json-schema-traverse": "^1.0.0",
+        "require-from-string": "^2.0.2",
+        "uri-js": "^4.2.2"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/epoberezkin"
+      }
+    },
+    "node_modules/ajv-formats": {
+      "version": "1.6.1",
+      "resolved": "https://registry.npmmirror.com/ajv-formats/-/ajv-formats-1.6.1.tgz",
+      "integrity": "sha512-4CjkH20If1lhR5CGtqkrVg3bbOtFEG80X9v6jDOIUhbzzbB+UzPBGy8GQhUNVZ0yvMHdMpawCOcy5ydGMsagGQ==",
+      "dependencies": {
+        "ajv": "^7.0.0"
+      },
+      "peerDependencies": {
+        "ajv": "^7.0.0"
+      },
+      "peerDependenciesMeta": {
+        "ajv": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/anymatch": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmmirror.com/anymatch/-/anymatch-3.1.3.tgz",
+      "integrity": "sha512-KMReFUr0B4t+D+OBkjR3KYqvocp2XaSzO55UcB6mgQMd3KbcE+mWTyvVV7D/zsdEbNnV6acZUutkiHQXvTr1Rw==",
+      "dev": true,
+      "dependencies": {
+        "normalize-path": "^3.0.0",
+        "picomatch": "^2.0.4"
+      },
+      "engines": {
+        "node": ">= 8"
+      }
+    },
+    "node_modules/append-field": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmmirror.com/append-field/-/append-field-1.0.0.tgz",
+      "integrity": "sha512-klpgFSWLW1ZEs8svjfb7g4qWY0YS5imI82dTg+QahUvJ8YqAY0P10Uk8tTyh9ZGuYEZEMaeJYCF5BFuX552hsw=="
+    },
+    "node_modules/array-flatten": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmmirror.com/array-flatten/-/array-flatten-1.1.1.tgz",
+      "integrity": "sha512-PCVAQswWemu6UdxsDFFX/+gVeYqKAod3D3UVm91jHwynguOwAvYPhx8nNlM++NqRcK6CxxpUafjmhIdKiHibqg=="
+    },
+    "node_modules/asn1": {
+      "version": "0.2.6",
+      "resolved": "https://registry.npmmirror.com/asn1/-/asn1-0.2.6.tgz",
+      "integrity": "sha512-ix/FxPn0MDjeyJ7i/yoHGFt/EX6LyNbxSEhPPXODPL+KB0VPk86UYfL0lMdy+KCnv+fmvIzySwaK5COwqVbWTQ==",
+      "dependencies": {
+        "safer-buffer": "~2.1.0"
+      }
+    },
+    "node_modules/assert-plus": {
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+      "resolved": "https://registry.npmmirror.com/toidentifier/-/toidentifier-1.0.1.tgz",
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+      "engines": {
+        "node": ">=0.6"
+      }
+    },
+    "node_modules/touch": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmmirror.com/touch/-/touch-3.1.1.tgz",
+      "integrity": "sha512-r0eojU4bI8MnHr8c5bNo7lJDdI2qXlWWJk6a9EAFG7vbhTjElYhBVS3/miuE0uOuoLdb8Mc/rVfsmm6eo5o9GA==",
+      "dev": true,
+      "bin": {
+        "nodetouch": "bin/nodetouch.js"
+      }
+    },
+    "node_modules/tough-cookie": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmmirror.com/tough-cookie/-/tough-cookie-2.5.0.tgz",
+      "integrity": "sha512-nlLsUzgm1kfLXSXfRZMc1KLAugd4hqJHDTvc2hDIwS3mZAfMEuMbc03SujMF+GEcpaX/qboeycw6iO8JwVv2+g==",
+      "dependencies": {
+        "psl": "^1.1.28",
+        "punycode": "^2.1.1"
+      },
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
+    "node_modules/tr46": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmmirror.com/tr46/-/tr46-0.0.3.tgz",
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+    },
+    "node_modules/tslib": {
+      "version": "1.13.0",
+      "resolved": "https://registry.npmmirror.com/tslib/-/tslib-1.13.0.tgz",
+      "integrity": "sha512-i/6DQjL8Xf3be4K/E6Wgpekn5Qasl1usyw++dAA35Ue5orEn65VIxOA+YvNNl9HV3qv70T7CNwjODHZrLwvd1Q=="
+    },
+    "node_modules/tunnel-agent": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmmirror.com/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
+      "integrity": "sha512-McnNiV1l8RYeY8tBgEpuodCC1mLUdbSN+CYBL7kJsJNInOP8UjDDEwdk6Mw60vdLLrr5NHKZhMAOSrR2NZuQ+w==",
+      "dependencies": {
+        "safe-buffer": "^5.0.1"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/tweetnacl": {
+      "version": "0.14.5",
+      "resolved": "https://registry.npmmirror.com/tweetnacl/-/tweetnacl-0.14.5.tgz",
+      "integrity": "sha512-KXXFFdAbFXY4geFIwoyNK+f5Z1b7swfXABfL7HXCmoIWMKU3dmS26672A4EeQtDzLKy7SXmfBu51JolvEKwtGA=="
+    },
+    "node_modules/type-is": {
+      "version": "1.6.18",
+      "resolved": "https://registry.npmmirror.com/type-is/-/type-is-1.6.18.tgz",
+      "integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==",
+      "dependencies": {
+        "media-typer": "0.3.0",
+        "mime-types": "~2.1.24"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/typedarray": {
+      "version": "0.0.6",
+      "resolved": "https://registry.npmmirror.com/typedarray/-/typedarray-0.0.6.tgz",
+      "integrity": "sha512-/aCDEGatGvZ2BIk+HmLf4ifCJFwvKFNb9/JeZPMulfgFracn9QFcAf5GO8B/mweUjSoblS5In0cWhqpfs/5PQA=="
+    },
+    "node_modules/uid-safe": {
+      "version": "2.1.5",
+      "resolved": "https://registry.npmmirror.com/uid-safe/-/uid-safe-2.1.5.tgz",
+      "integrity": "sha512-KPHm4VL5dDXKz01UuEd88Df+KzynaohSL9fBh096KWAxSKZQDI2uBrVqtvRM4rwrIrRRKsdLNML/lnaaVSRioA==",
+      "dependencies": {
+        "random-bytes": "~1.0.0"
+      },
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/undefsafe": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmmirror.com/undefsafe/-/undefsafe-2.0.5.tgz",
+      "integrity": "sha512-WxONCrssBM8TSPRqN5EmsjVrsv4A8X12J4ArBiiayv3DyyG3ZlIg6yysuuSYdZsVz3TKcTg2fd//Ujd4CHV1iA==",
+      "dev": true
+    },
+    "node_modules/unpipe": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmmirror.com/unpipe/-/unpipe-1.0.0.tgz",
+      "integrity": "sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ==",
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/uri-js": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmmirror.com/uri-js/-/uri-js-4.4.1.tgz",
+      "integrity": "sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==",
+      "dependencies": {
+        "punycode": "^2.1.0"
+      }
+    },
+    "node_modules/util-deprecate": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmmirror.com/util-deprecate/-/util-deprecate-1.0.2.tgz",
+      "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw=="
+    },
+    "node_modules/utils-merge": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmmirror.com/utils-merge/-/utils-merge-1.0.1.tgz",
+      "integrity": "sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA==",
+      "engines": {
+        "node": ">= 0.4.0"
+      }
+    },
+    "node_modules/uuid": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmmirror.com/uuid/-/uuid-9.0.1.tgz",
+      "integrity": "sha512-b+1eJOlsR9K8HJpow9Ok3fiWOWSIcIzXodvv0rQjVoOVNpWMpxf1wZNpt4y9h10odCNrqnYp1OBzRktckBe3sA==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
+    "node_modules/vary": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmmirror.com/vary/-/vary-1.1.2.tgz",
+      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==",
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/verror": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmmirror.com/verror/-/verror-1.10.0.tgz",
+      "integrity": "sha512-ZZKSmDAEFOijERBLkmYfJ+vmk3w+7hOLYDNkRCuRuMJGEmqYNCNLyBBFwWKVMhfwaEF3WOd0Zlw86U/WC/+nYw==",
+      "engines": [
+        "node >=0.6.0"
+      ],
+      "dependencies": {
+        "assert-plus": "^1.0.0",
+        "core-util-is": "1.0.2",
+        "extsprintf": "^1.2.0"
+      }
+    },
+    "node_modules/verror/node_modules/core-util-is": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmmirror.com/core-util-is/-/core-util-is-1.0.2.tgz",
+      "integrity": "sha512-3lqz5YjWTYnW6dlDa5TLaTCcShfar1e40rmcJVwCBJC6mWlFuj0eCHIElmG1g5kyuJ/GD+8Wn4FFCcz4gJPfaQ=="
+    },
+    "node_modules/webidl-conversions": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmmirror.com/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ=="
+    },
+    "node_modules/whatwg-url": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmmirror.com/whatwg-url/-/whatwg-url-5.0.0.tgz",
+      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+      "dependencies": {
+        "tr46": "~0.0.3",
+        "webidl-conversions": "^3.0.0"
+      }
+    },
+    "node_modules/xtend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmmirror.com/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
+      "engines": {
+        "node": ">=0.4"
+      }
+    }
+  }
+}
diff --git a/backend/package.json b/backend/package.json
new file mode 100644
index 0000000..3ce83e5
--- /dev/null
+++ b/backend/package.json
@@ -0,0 +1,29 @@
+{
+  "name": "website-admin-backend",
+  "version": "1.0.0",
+  "description": "Admin backend for website management",
+  "main": "server.js",
+  "scripts": {
+    "start": "node server.js",
+    "dev": "nodemon server.js"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "bcryptjs": "^2.4.3",
+    "cors": "^2.8.5",
+    "cos-nodejs-sdk-v5": "^2.15.4",
+    "dotenv": "^16.3.1",
+    "express": "^4.18.2",
+    "express-session": "^1.17.3",
+    "form-data": "^4.0.0",
+    "multer": "^1.4.5-lts.1",
+    "mysql2": "^3.6.5",
+    "node-fetch": "^2.7.0",
+    "tencentcloud-sdk-nodejs": "^4.1.180"
+  },
+  "devDependencies": {
+    "nodemon": "^3.0.2"
+  }
+}
diff --git a/backend/public/css/admin.css b/backend/public/css/admin.css
new file mode 100644
index 0000000..388b72e
--- /dev/null
+++ b/backend/public/css/admin.css
@@ -0,0 +1,875 @@
+/* Reset & Base Styles */
+* {
+    margin: 0;
+    padding: 0;
+    box-sizing: border-box;
+}
+
+:root {
+    --primary-color: #4F46E5;
+    --primary-dark: #4338CA;
+    --secondary-color: #6B7280;
+    --success-color: #10B981;
+    --danger-color: #EF4444;
+    --warning-color: #F59E0B;
+    --bg-primary: #F9FAFB;
+    --bg-secondary: #FFFFFF;
+    --text-primary: #111827;
+    --text-secondary: #6B7280;
+    --border-color: #E5E7EB;
+    --sidebar-width: 280px;
+    --header-height: 70px;
+}
+
+body {
+    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
+    background-color: var(--bg-primary);
+    color: var(--text-primary);
+    line-height: 1.6;
+}
+
+/* Login Page */
+.login-page {
+    min-height: 100vh;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+    padding: 20px;
+}
+
+.login-container {
+    background: white;
+    padding: 40px;
+    border-radius: 16px;
+    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
+    width: 100%;
+    max-width: 420px;
+    animation: slideUp 0.5s ease-out;
+}
+
+@keyframes slideUp {
+    from {
+        opacity: 0;
+        transform: translateY(30px);
+    }
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+.login-header {
+    text-align: center;
+    margin-bottom: 32px;
+}
+
+.login-header i {
+    font-size: 48px;
+    color: var(--primary-color);
+    margin-bottom: 16px;
+}
+
+.login-header h1 {
+    font-size: 28px;
+    color: var(--text-primary);
+    margin-bottom: 8px;
+}
+
+.login-header p {
+    color: var(--text-secondary);
+    font-size: 14px;
+}
+
+.login-form .form-group {
+    margin-bottom: 20px;
+}
+
+.login-form label {
+    display: block;
+    margin-bottom: 8px;
+    color: var(--text-primary);
+    font-weight: 500;
+    font-size: 14px;
+}
+
+.login-form label i {
+    margin-right: 8px;
+    color: var(--text-secondary);
+}
+
+.login-form input {
+    width: 100%;
+    padding: 12px 16px;
+    border: 2px solid var(--border-color);
+    border-radius: 8px;
+    font-size: 14px;
+    transition: all 0.3s ease;
+}
+
+.login-form input:focus {
+    outline: none;
+    border-color: var(--primary-color);
+    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
+}
+
+.error-message {
+    background-color: #FEE2E2;
+    color: #991B1B;
+    padding: 12px;
+    border-radius: 8px;
+    margin-bottom: 16px;
+    font-size: 14px;
+    border-left: 4px solid var(--danger-color);
+}
+
+/* Admin Dashboard Layout */
+.admin-dashboard {
+    display: flex;
+    min-height: 100vh;
+}
+
+/* Sidebar */
+.sidebar {
+    width: var(--sidebar-width);
+    background-color: #1F2937;
+    color: white;
+    display: flex;
+    flex-direction: column;
+    position: fixed;
+    height: 100vh;
+    overflow-y: auto;
+}
+
+.sidebar-header {
+    padding: 24px;
+    display: flex;
+    align-items: center;
+    gap: 12px;
+    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
+}
+
+.sidebar-header i {
+    font-size: 32px;
+    color: var(--primary-color);
+}
+
+.sidebar-header h2 {
+    font-size: 20px;
+    font-weight: 600;
+}
+
+.sidebar-nav {
+    flex: 1;
+    padding: 16px;
+}
+
+.nav-section {
+    margin-bottom: 24px;
+}
+
+.nav-section-title {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    padding: 8px 12px;
+    font-size: 12px;
+    font-weight: 600;
+    text-transform: uppercase;
+    color: #9CA3AF;
+    margin-bottom: 4px;
+}
+
+.nav-link {
+    display: flex;
+    align-items: center;
+    gap: 12px;
+    padding: 12px 16px;
+    color: #D1D5DB;
+    text-decoration: none;
+    border-radius: 8px;
+    transition: all 0.2s ease;
+    margin-bottom: 4px;
+}
+
+.nav-link:hover {
+    background-color: rgba(255, 255, 255, 0.1);
+    color: white;
+}
+
+.nav-link.active {
+    background-color: var(--primary-color);
+    color: white;
+}
+
+.nav-link i {
+    width: 20px;
+    text-align: center;
+}
+
+.sidebar-footer {
+    padding: 16px;
+    border-top: 1px solid rgba(255, 255, 255, 0.1);
+}
+
+/* Main Content */
+.main-content {
+    flex: 1;
+    margin-left: var(--sidebar-width);
+    display: flex;
+    flex-direction: column;
+}
+
+.content-header {
+    height: var(--header-height);
+    background-color: white;
+    padding: 0 32px;
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    border-bottom: 1px solid var(--border-color);
+    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
+}
+
+.content-header h1 {
+    font-size: 24px;
+    font-weight: 600;
+}
+
+.user-info {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    color: var(--text-secondary);
+}
+
+.user-info i {
+    font-size: 24px;
+}
+
+.content-body {
+    flex: 1;
+    padding: 32px;
+    overflow-y: auto;
+}
+
+/* Card */
+.card {
+    background-color: white;
+    border-radius: 12px;
+    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+    margin-bottom: 24px;
+}
+
+.card-header {
+    padding: 20px 24px;
+    border-bottom: 1px solid var(--border-color);
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+}
+
+.card-header h3 {
+    font-size: 18px;
+    font-weight: 600;
+}
+
+.card-body {
+    padding: 24px;
+}
+
+/* Form Styles */
+.form-group {
+    margin-bottom: 20px;
+}
+
+.form-group label {
+    display: block;
+    margin-bottom: 8px;
+    color: var(--text-primary);
+    font-weight: 500;
+    font-size: 14px;
+}
+
+.form-group input,
+.form-group select,
+.form-group textarea {
+    width: 100%;
+    padding: 10px 14px;
+    border: 1px solid var(--border-color);
+    border-radius: 8px;
+    font-size: 14px;
+    transition: all 0.2s ease;
+}
+
+.form-group input:focus,
+.form-group select:focus,
+.form-group textarea:focus {
+    outline: none;
+    border-color: var(--primary-color);
+    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
+}
+
+.form-group small {
+    display: block;
+    margin-top: 6px;
+    color: var(--text-secondary);
+    font-size: 12px;
+}
+
+.input-with-status {
+    position: relative;
+}
+
+.status-indicators {
+    display: flex;
+    gap: 16px;
+    margin-top: 8px;
+}
+
+.status-indicator {
+    display: flex;
+    align-items: center;
+    gap: 6px;
+    font-size: 13px;
+    color: var(--text-secondary);
+}
+
+.status-indicator.success {
+    color: var(--success-color);
+}
+
+.status-indicator.error {
+    color: var(--danger-color);
+}
+
+.status-indicator i {
+    font-size: 10px;
+}
+
+.form-actions {
+    display: flex;
+    gap: 12px;
+    justify-content: flex-end;
+    margin-top: 24px;
+}
+
+/* Button Styles */
+.btn {
+    padding: 10px 20px;
+    border: none;
+    border-radius: 8px;
+    font-size: 14px;
+    font-weight: 500;
+    cursor: pointer;
+    transition: all 0.2s ease;
+    display: inline-flex;
+    align-items: center;
+    gap: 8px;
+}
+
+.btn-primary {
+    background-color: var(--primary-color);
+    color: white;
+}
+
+.btn-primary:hover {
+    background-color: var(--primary-dark);
+    transform: translateY(-1px);
+    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
+}
+
+.btn-secondary {
+    background-color: var(--secondary-color);
+    color: white;
+}
+
+.btn-secondary:hover {
+    background-color: #4B5563;
+}
+
+.btn-danger {
+    background-color: var(--danger-color);
+    color: white;
+}
+
+.btn-danger:hover {
+    background-color: #DC2626;
+}
+
+.btn-block {
+    width: 100%;
+    justify-content: center;
+}
+
+.btn-sm {
+    padding: 6px 12px;
+    font-size: 12px;
+}
+
+/* Table Styles */
+.table-responsive {
+    overflow-x: auto;
+}
+
+.data-table {
+    width: 100%;
+    border-collapse: collapse;
+}
+
+.data-table thead {
+    background-color: var(--bg-primary);
+}
+
+.data-table th {
+    padding: 12px 16px;
+    text-align: left;
+    font-weight: 600;
+    font-size: 13px;
+    color: var(--text-secondary);
+    text-transform: uppercase;
+    letter-spacing: 0.5px;
+}
+
+.data-table td {
+    padding: 16px;
+    border-bottom: 1px solid var(--border-color);
+}
+
+.data-table tbody tr:hover {
+    background-color: var(--bg-primary);
+}
+
+.data-table img {
+    max-width: 100px;
+    max-height: 50px;
+    object-fit: contain;
+    border-radius: 4px;
+}
+
+.text-center {
+    text-align: center;
+}
+
+.text-muted {
+    color: var(--text-secondary);
+}
+
+/* Badge */
+.badge {
+    display: inline-block;
+    padding: 4px 12px;
+    border-radius: 12px;
+    font-size: 12px;
+    font-weight: 500;
+}
+
+.badge-success {
+    background-color: #D1FAE5;
+    color: #065F46;
+}
+
+.badge-danger {
+    background-color: #FEE2E2;
+    color: #991B1B;
+}
+
+/* Modal */
+.modal {
+    display: none;
+    position: fixed;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background-color: rgba(0, 0, 0, 0.5);
+    z-index: 1000;
+    align-items: center;
+    justify-content: center;
+    animation: fadeIn 0.2s ease;
+}
+
+.modal.show {
+    display: flex;
+}
+
+@keyframes fadeIn {
+    from {
+        opacity: 0;
+    }
+    to {
+        opacity: 1;
+    }
+}
+
+.modal-content {
+    background-color: white;
+    border-radius: 12px;
+    width: 90%;
+    max-width: 600px;
+    max-height: 90vh;
+    overflow-y: auto;
+    animation: slideDown 0.3s ease;
+}
+
+@keyframes slideDown {
+    from {
+        transform: translateY(-50px);
+        opacity: 0;
+    }
+    to {
+        transform: translateY(0);
+        opacity: 1;
+    }
+}
+
+.modal-header {
+    padding: 20px 24px;
+    border-bottom: 1px solid var(--border-color);
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+}
+
+.modal-header h3 {
+    font-size: 20px;
+    font-weight: 600;
+}
+
+.modal-close {
+    background: none;
+    border: none;
+    font-size: 28px;
+    cursor: pointer;
+    color: var(--text-secondary);
+    padding: 0;
+    width: 32px;
+    height: 32px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    border-radius: 4px;
+}
+
+.modal-close:hover {
+    background-color: var(--bg-primary);
+}
+
+.modal-body {
+    padding: 24px;
+}
+
+.modal-footer {
+    padding: 16px 24px;
+    border-top: 1px solid var(--border-color);
+    display: flex;
+    gap: 12px;
+    justify-content: flex-end;
+}
+
+/* Toast Notification */
+.toast {
+    position: fixed;
+    top: 24px;
+    right: 24px;
+    padding: 16px 24px;
+    background-color: white;
+    border-radius: 8px;
+    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
+    z-index: 2000;
+    display: none;
+    min-width: 300px;
+    animation: slideInRight 0.3s ease;
+}
+
+@keyframes slideInRight {
+    from {
+        transform: translateX(400px);
+        opacity: 0;
+    }
+    to {
+        transform: translateX(0);
+        opacity: 1;
+    }
+}
+
+.toast.show {
+    display: block;
+}
+
+.toast.success {
+    border-left: 4px solid var(--success-color);
+}
+
+.toast.error {
+    border-left: 4px solid var(--danger-color);
+}
+
+.toast.warning {
+    border-left: 4px solid var(--warning-color);
+}
+
+/* Responsive Design */
+@media (max-width: 768px) {
+    .sidebar {
+        width: 100%;
+        position: relative;
+        height: auto;
+    }
+
+    .main-content {
+        margin-left: 0;
+    }
+
+    .content-header {
+        padding: 0 16px;
+    }
+
+    .content-body {
+        padding: 16px;
+    }
+
+    .card-body {
+        padding: 16px;
+    }
+}
+
+/* Action Buttons in Table */
+.action-buttons {
+    display: flex;
+    gap: 8px;
+}
+
+/* Modern Notification System */
+.notification-container {
+    position: fixed;
+    top: 90px;
+    right: 24px;
+    z-index: 2000;
+    display: flex;
+    flex-direction: column;
+    gap: 16px;
+    max-width: 400px;
+}
+
+.notification {
+    background-color: white;
+    border-radius: 12px;
+    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
+    overflow: hidden;
+    animation: slideInRight 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
+}
+
+@keyframes slideOutRight {
+    from {
+        transform: translateX(0);
+        opacity: 1;
+    }
+    to {
+        transform: translateX(450px);
+        opacity: 0;
+    }
+}
+
+.notification.slideOutRight {
+    animation: slideOutRight 0.3s ease forwards;
+}
+
+.notification-header {
+    padding: 16px 20px;
+    background-color: var(--bg-primary);
+    border-bottom: 1px solid var(--border-color);
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+}
+
+.notification-warning .notification-header {
+    background-color: #FFFBEB;
+    border-bottom-color: #FEF3C7;
+}
+
+.notification-title {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+    font-weight: 600;
+    font-size: 15px;
+    color: var(--text-primary);
+}
+
+.notification-warning .notification-title i {
+    color: var(--warning-color);
+    font-size: 18px;
+}
+
+.notification-close {
+    background: none;
+    border: none;
+    font-size: 16px;
+    cursor: pointer;
+    color: var(--text-secondary);
+    padding: 4px;
+    width: 28px;
+    height: 28px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    border-radius: 6px;
+    transition: all 0.2s ease;
+}
+
+.notification-close:hover {
+    background-color: rgba(0, 0, 0, 0.05);
+    color: var(--text-primary);
+}
+
+.notification-body {
+    padding: 20px;
+}
+
+.notification-intro {
+    margin-bottom: 12px;
+    font-size: 14px;
+    color: var(--text-secondary);
+}
+
+.notification-list {
+    list-style: none;
+    padding: 0;
+    margin: 0;
+}
+
+.notification-list li {
+    padding: 12px;
+    background-color: var(--bg-primary);
+    border-radius: 8px;
+    margin-bottom: 8px;
+    display: flex;
+    flex-direction: column;
+    gap: 4px;
+    transition: all 0.2s ease;
+}
+
+.notification-list li:last-child {
+    margin-bottom: 0;
+}
+
+.notification-list li:hover {
+    background-color: #F3F4F6;
+    transform: translateX(-2px);
+}
+
+.notification-list li strong {
+    color: var(--text-primary);
+    font-size: 14px;
+    font-weight: 600;
+}
+
+.notification-reason {
+    font-size: 13px;
+    color: var(--warning-color);
+    display: flex;
+    align-items: center;
+    gap: 6px;
+}
+
+.notification-reason::before {
+    content: "⚠";
+    font-size: 12px;
+}
+
+/* Responsive notifications */
+@media (max-width: 768px) {
+    .notification-container {
+        right: 16px;
+        left: 16px;
+        max-width: none;
+    }
+}
+
+/* Upload Progress Styles */
+.upload-progress-container {
+    background-color: var(--bg-primary);
+    border-radius: 12px;
+    padding: 20px;
+    margin: 20px 0;
+}
+
+.upload-info {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    margin-bottom: 12px;
+    font-size: 14px;
+}
+
+.upload-info span:first-child {
+    color: var(--text-primary);
+    font-weight: 500;
+}
+
+.upload-info span:last-child {
+    color: var(--primary-color);
+    font-weight: 600;
+    font-size: 16px;
+}
+
+.progress-bar {
+    width: 100%;
+    height: 8px;
+    background-color: #E5E7EB;
+    border-radius: 4px;
+    overflow: hidden;
+    margin-bottom: 12px;
+}
+
+.progress-fill {
+    height: 100%;
+    background: linear-gradient(90deg, var(--primary-color), #667eea);
+    border-radius: 4px;
+    transition: width 0.3s ease;
+}
+
+.upload-status {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    font-size: 13px;
+    color: var(--text-secondary);
+}
+
+.upload-status span:last-child {
+    font-weight: 500;
+    color: var(--success-color);
+}
+
+/* Badge Variants */
+.badge-warning {
+    background-color: #FEF3C7;
+    color: #92400E;
+}
+
+.badge-secondary {
+    background-color: #E5E7EB;
+    color: #374151;
+}
+
+/* Textarea Styles */
+textarea {
+    width: 100%;
+    padding: 10px 14px;
+    border: 1px solid var(--border-color);
+    border-radius: 8px;
+    font-size: 14px;
+    font-family: inherit;
+    resize: vertical;
+    transition: all 0.2s ease;
+}
+
+textarea:focus {
+    outline: none;
+    border-color: var(--primary-color);
+    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
+}
+
diff --git a/backend/public/index.html b/backend/public/index.html
new file mode 100644
index 0000000..0dce917
--- /dev/null
+++ b/backend/public/index.html
@@ -0,0 +1,570 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Admin Panel - 虚境起源</title>
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <link rel="stylesheet" href="css/admin.css">
+</head>
+<body>
+    <!-- Login Page -->
+    <div id="loginPage" class="login-page">
+        <div class="login-container">
+            <div class="login-header">
+                <i class="fas fa-shield-alt"></i>
+                <h1>管理后台</h1>
+                <p>虚境起源管理系统</p>
+            </div>
+            <form id="loginForm" class="login-form">
+                <div class="form-group">
+                    <label for="username">
+                        <i class="fas fa-user"></i>
+                        用户名
+                    </label>
+                    <input type="text" id="username" name="username" required autocomplete="username">
+                </div>
+                <div class="form-group">
+                    <label for="password">
+                        <i class="fas fa-lock"></i>
+                        密码
+                    </label>
+                    <input type="password" id="password" name="password" required autocomplete="current-password">
+                </div>
+                <div id="loginError" class="error-message" style="display: none;"></div>
+                <button type="submit" class="btn btn-primary btn-block">
+                    <i class="fas fa-sign-in-alt"></i>
+                    登录
+                </button>
+            </form>
+        </div>
+    </div>
+
+    <!-- Admin Dashboard -->
+    <div id="adminDashboard" class="admin-dashboard" style="display: none;">
+        <!-- Sidebar -->
+        <aside class="sidebar">
+            <div class="sidebar-header">
+                <i class="fas fa-cube"></i>
+                <h2>虚境起源</h2>
+            </div>
+            <nav class="sidebar-nav">
+                <div class="nav-section">
+                    <div class="nav-section-title">
+                        <i class="fas fa-handshake"></i>
+                        <span>合作伙伴管理</span>
+                    </div>
+                    <a href="#storage-config" class="nav-link" data-page="storage-config">
+                        <i class="fas fa-folder-open"></i>
+                        存储配置
+                    </a>
+                    <a href="#add-partner" class="nav-link" data-page="add-partner">
+                        <i class="fas fa-plus-circle"></i>
+                        新增合作伙伴
+                    </a>
+                    <a href="#partner-list" class="nav-link active" data-page="partner-list">
+                        <i class="fas fa-list"></i>
+                        合作伙伴列表
+                    </a>
+                </div>
+                <div class="nav-section">
+                    <div class="nav-section-title">
+                        <i class="fas fa-video"></i>
+                        <span>宣传视频</span>
+                    </div>
+                    <a href="#video-list" class="nav-link" data-page="video-list">
+                        <i class="fas fa-list"></i>
+                        媒体列表
+                    </a>
+                    <a href="#video-config" class="nav-link" data-page="video-config">
+                        <i class="fas fa-cog"></i>
+                        媒体配置
+                    </a>
+                    <a href="#add-video" class="nav-link" data-page="add-video">
+                        <i class="fas fa-plus-circle"></i>
+                        新增媒体
+                    </a>
+                </div>
+                <div class="nav-section">
+                    <div class="nav-section-title">
+                        <i class="fas fa-cog"></i>
+                        <span>系统设置</span>
+                    </div>
+                    <a href="#system-settings" class="nav-link" data-page="system-settings">
+                        <i class="fas fa-sliders-h"></i>
+                        系统设置
+                    </a>
+                    <a href="#change-password" class="nav-link" data-page="change-password">
+                        <i class="fas fa-key"></i>
+                        修改密码
+                    </a>
+                </div>
+            </nav>
+            <div class="sidebar-footer">
+                <button id="logoutBtn" class="btn btn-secondary btn-block">
+                    <i class="fas fa-sign-out-alt"></i>
+                    退出登录
+                </button>
+            </div>
+        </aside>
+
+        <!-- Main Content -->
+        <main class="main-content">
+            <header class="content-header">
+                <h1 id="pageTitle">Partner List</h1>
+                <div class="user-info">
+                    <i class="fas fa-user-circle"></i>
+                    <span id="currentUser">Admin</span>
+                </div>
+            </header>
+
+            <div class="content-body">
+                <!-- Storage Configuration Page -->
+                <div id="storageConfigPage" class="page-content" style="display: none;">
+                    <div class="card">
+                        <div class="card-header">
+                            <h3>存储配置</h3>
+                        </div>
+                        <div class="card-body">
+                            <form id="storageConfigForm">
+                                <div class="form-group">
+                                    <label>上传目录</label>
+                                    <div class="input-with-status">
+                                        <input type="text" id="uploadDir" name="logo_upload_dir" value="img/logo" required>
+                                        <div id="dirStatus" class="status-indicators">
+                                            <span class="status-indicator" id="dirExists">
+                                                <i class="fas fa-circle"></i>
+                                                <span>已存在</span>
+                                            </span>
+                                            <span class="status-indicator" id="dirWritable">
+                                                <i class="fas fa-circle"></i>
+                                                <span>可写入</span>
+                                            </span>
+                                        </div>
+                                    </div>
+                                    <small>相对于项目根目录的路径</small>
+                                </div>
+                                <div class="form-group">
+                                    <label>最大文件大小（字节）</label>
+                                    <input type="number" id="maxSize" name="logo_max_size" value="5242880" required>
+                                    <small>5242880 字节 = 5MB</small>
+                                </div>
+                                <div class="form-group">
+                                    <label>允许的扩展名</label>
+                                    <input type="text" id="allowedExt" name="allowed_extensions" value="jpg,jpeg,png,gif,svg" required>
+                                    <small>逗号分隔的扩展名列表</small>
+                                </div>
+                                <div class="form-actions">
+                                    <button type="button" id="createDirBtn" class="btn btn-secondary">
+                                        <i class="fas fa-folder-plus"></i>
+                                        创建目录
+                                    </button>
+                                    <button type="submit" class="btn btn-primary">
+                                        <i class="fas fa-save"></i>
+                                        保存配置
+                                    </button>
+                                </div>
+                            </form>
+                        </div>
+                    </div>
+                </div>
+
+                <!-- Partner List Page -->
+                <div id="partnerListPage" class="page-content">
+                    <div class="card">
+                        <div class="card-header">
+                            <h3>合作伙伴列表</h3>
+                        </div>
+                        <div class="card-body">
+                            <div class="table-responsive">
+                                <table class="data-table">
+                                    <thead>
+                                        <tr>
+                                            <th>ID</th>
+                                            <th>Logo</th>
+                                            <th>名称</th>
+                                            <th>URL</th>
+                                            <th>排序</th>
+                                            <th>状态</th>
+                                            <th>操作</th>
+                                        </tr>
+                                    </thead>
+                                    <tbody id="partnersTableBody">
+                                        <tr>
+                                            <td colspan="7" class="text-center">加载中...</td>
+                                        </tr>
+                                    </tbody>
+                                </table>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+
+                <!-- System Settings Page -->
+                <div id="systemSettingsPage" class="page-content" style="display: none;">
+                    <div class="card">
+                        <div class="card-header">
+                            <h3>系统设置</h3>
+                        </div>
+                        <div class="card-body">
+                            <div id="settingsTableContainer">
+                                <p class="text-muted">加载设置中...</p>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+
+                <!-- Change Password Page -->
+                <div id="changePasswordPage" class="page-content" style="display: none;">
+                    <div class="card">
+                        <div class="card-header">
+                            <h3>修改管理员密码</h3>
+                        </div>
+                        <div class="card-body">
+                            <form id="changePasswordForm" style="max-width: 500px;">
+                                <div class="form-group">
+                                    <label for="currentPassword">当前密码 *</label>
+                                    <input type="password" id="currentPassword" name="current_password" required autocomplete="current-password">
+                                </div>
+                                <div class="form-group">
+                                    <label for="newPassword">新密码 *</label>
+                                    <input type="password" id="newPassword" name="new_password" required minlength="6" autocomplete="new-password">
+                                    <small>密码长度至少6位</small>
+                                </div>
+                                <div class="form-group">
+                                    <label for="confirmPassword">确认新密码 *</label>
+                                    <input type="password" id="confirmPassword" name="confirm_password" required minlength="6" autocomplete="new-password">
+                                </div>
+                                <div class="form-actions">
+                                    <button type="submit" class="btn btn-primary">
+                                        <i class="fas fa-save"></i>
+                                        修改密码
+                                    </button>
+                                </div>
+                            </form>
+                        </div>
+                    </div>
+                </div>
+
+                <!-- Video List Page -->
+                <div id="videoListPage" class="page-content" style="display: none;">
+                    <div class="card">
+                        <div class="card-header">
+                            <h3>媒体列表</h3>
+                        </div>
+                        <div class="card-body">
+                            <div class="table-responsive">
+                                <table class="data-table">
+                                    <thead>
+                                        <tr>
+                                            <th>ID</th>
+                                            <th>封面</th>
+                                            <th>中文标题</th>
+                                            <th>英文标题</th>
+                                            <th>时长</th>
+                                            <th>上传状态</th>
+                                            <th>状态</th>
+                                            <th>操作</th>
+                                        </tr>
+                                    </thead>
+                                    <tbody id="videosTableBody">
+                                        <tr>
+                                            <td colspan="8" class="text-center">Loading...</td>
+                                        </tr>
+                                    </tbody>
+                                </table>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+
+                <!-- Video Config Page -->
+                <div id="videoConfigPage" class="page-content" style="display: none;">
+                    <div class="card">
+                        <div class="card-header">
+                            <h3>腾讯云VOD配置</h3>
+                        </div>
+                        <div class="card-body">
+                            <form id="vodConfigForm">
+                                <div class="form-group">
+                                    <label for="secretId">SecretId *</label>
+                                    <input type="text" id="secretId" name="secret_id" required placeholder="腾讯云SecretId">
+                                    <small>在腾讯云访问管理控制台获取</small>
+                                </div>
+                                <div class="form-group">
+                                    <label for="secretKey">SecretKey *</label>
+                                    <input type="password" id="secretKey" name="secret_key" required placeholder="腾讯云SecretKey">
+                                    <small>请妥善保管密钥信息</small>
+                                </div>
+                                <div class="form-group">
+                                    <label for="vodRegion">地域</label>
+                                    <select id="vodRegion" name="region">
+                                        <option value="ap-guangzhou">华南地区(广州)</option>
+                                        <option value="ap-shanghai">华东地区(上海)</option>
+                                        <option value="ap-beijing">华北地区(北京)</option>
+                                        <option value="ap-chengdu">西南地区(成都)</option>
+                                        <option value="ap-chongqing">西南地区(重庆)</option>
+                                        <option value="ap-hongkong">港澳台地区(中国香港)</option>
+                                        <option value="ap-singapore">亚太东南(新加坡)</option>
+                                        <option value="ap-mumbai">亚太南部(孟买)</option>
+                                        <option value="ap-seoul">亚太东北(首尔)</option>
+                                        <option value="ap-bangkok">亚太东南(曼谷)</option>
+                                        <option value="ap-tokyo">亚太东北(东京)</option>
+                                        <option value="na-siliconvalley">美国西部(硅谷)</option>
+                                        <option value="na-ashburn">美国东部(弗吉尼亚)</option>
+                                        <option value="na-toronto">北美地区(多伦多)</option>
+                                        <option value="eu-frankfurt">欧洲地区(法兰克福)</option>
+                                        <option value="eu-moscow">欧洲地区(莫斯科)</option>
+                                    </select>
+                                    <small>选择离您最近的地域</small>
+                                </div>
+                                <div class="form-group">
+                                    <label for="subAppId">子应用ID</label>
+                                    <input type="text" id="subAppId" name="sub_app_id" placeholder="可选，留空使用主应用">
+                                </div>
+                                <div class="form-group">
+                                    <label for="vodProcedure">任务流</label>
+                                    <input type="text" id="vodProcedure" name="procedure" placeholder="可选，视频处理任务流">
+                                    <small>配置转码、截图等处理任务</small>
+                                </div>
+                                <div class="form-group">
+                                    <label for="storageRegion">存储地域</label>
+                                    <input type="text" id="storageRegion" name="storage_region" placeholder="可选，留空使用默认">
+                                </div>
+
+                                <hr style="margin: 30px 0; border: none; border-top: 2px solid #e5e7eb;">
+
+                                <h4 style="margin-bottom: 20px; color: #374151;">COS 对象存储配置（用于封面图）</h4>
+
+                                <div class="form-group">
+                                    <label for="cosBucket">COS存储桶 *</label>
+                                    <input type="text" id="cosBucket" name="cos_bucket" required placeholder="例如：my-bucket-1234567890">
+                                    <small>在腾讯云COS控制台创建存储桶后获取，格式：bucket-appid</small>
+                                </div>
+                                <div class="form-group">
+                                    <label for="cosRegion">COS地域</label>
+                                    <select id="cosRegion" name="cos_region">
+                                        <option value="ap-guangzhou">华南地区(广州)</option>
+                                        <option value="ap-shanghai">华东地区(上海)</option>
+                                        <option value="ap-beijing">华北地区(北京)</option>
+                                        <option value="ap-chengdu">西南地区(成都)</option>
+                                        <option value="ap-chongqing">西南地区(重庆)</option>
+                                        <option value="ap-hongkong">港澳台地区(中国香港)</option>
+                                        <option value="ap-singapore">亚太东南(新加坡)</option>
+                                        <option value="ap-mumbai">亚太南部(孟买)</option>
+                                        <option value="ap-seoul">亚太东北(首尔)</option>
+                                        <option value="ap-bangkok">亚太东南(曼谷)</option>
+                                        <option value="ap-tokyo">亚太东北(东京)</option>
+                                        <option value="na-siliconvalley">美国西部(硅谷)</option>
+                                        <option value="na-ashburn">美国东部(弗吉尼亚)</option>
+                                        <option value="na-toronto">北美地区(多伦多)</option>
+                                        <option value="eu-frankfurt">欧洲地区(法兰克福)</option>
+                                        <option value="eu-moscow">欧洲地区(莫斯科)</option>
+                                    </select>
+                                    <small>存储桶所在地域，建议与VOD地域相同</small>
+                                </div>
+                                <div class="form-group">
+                                    <label for="cosPath">COS存储路径前缀</label>
+                                    <input type="text" id="cosPath" name="cos_path" value="video-covers/" placeholder="video-covers/">
+                                    <small>封面图在存储桶中的路径前缀，末尾需要斜杠</small>
+                                </div>
+
+                                <hr>
+                                <h4>VOD防盗链配置</h4>
+                                <div class="form-group">
+                                    <label for="signKey">防盗链签名密钥（可选）</label>
+                                    <input type="text" id="signKey" name="sign_key" placeholder="请输入防盗链Key">
+                                    <small>如果开启了VOD防盗链，需要填写Key以生成签名URL。留空则不使用防盗链。</small>
+                                </div>
+
+                                <div class="form-actions">
+                                    <button type="submit" class="btn btn-primary">
+                                        <i class="fas fa-save"></i>
+                                        保存配置
+                                    </button>
+                                </div>
+                            </form>
+                        </div>
+                    </div>
+                </div>
+
+                <!-- Add Video Page -->
+                <div id="addVideoPage" class="page-content" style="display: none;">
+                    <div class="card">
+                        <div class="card-header">
+                            <h3>新增媒体</h3>
+                        </div>
+                        <div class="card-body">
+                            <form id="addVideoForm">
+                                <div class="form-group">
+                                    <label for="videoTitleCn">中文标题 *</label>
+                                    <input type="text" id="videoTitleCn" name="title_cn" required>
+                                </div>
+                                <div class="form-group">
+                                    <label for="videoTitleEn">英文标题 *</label>
+                                    <input type="text" id="videoTitleEn" name="title_en" required>
+                                </div>
+                                <div class="form-group">
+                                    <label for="videoDescCn">中文描述</label>
+                                    <textarea id="videoDescCn" name="desc_cn" rows="3"></textarea>
+                                </div>
+                                <div class="form-group">
+                                    <label for="videoDescEn">英文描述</label>
+                                    <textarea id="videoDescEn" name="desc_en" rows="3"></textarea>
+                                </div>
+                                <div class="form-group">
+                                    <label for="videoCover">封面图</label>
+                                    <input type="file" id="videoCover" name="cover" accept="image/*">
+                                    <small>可选。如不上传，将自动使用腾讯云生成的封面图。支持 JPG, PNG, WEBP 格式，最大 10MB</small>
+                                    <div id="coverPreview" style="display: none; margin-top: 10px;">
+                                        <img id="coverPreviewImg" src="" alt="Cover Preview" style="max-width: 300px; max-height: 200px; border-radius: 8px;">
+                                    </div>
+                                </div>
+                                <div class="form-group">
+                                    <label for="videoFile">视频文件 *</label>
+                                    <input type="file" id="videoFile" accept="video/*" required>
+                                    <small>支持 MP4, AVI, MOV 等格式，支持大文件分片上传</small>
+                                </div>
+
+                                <!-- Upload Progress -->
+                                <div id="uploadProgress" style="display: none;">
+                                    <div class="upload-progress-container">
+                                        <div class="upload-info">
+                                            <span id="uploadFileName"></span>
+                                            <span id="uploadPercent">0%</span>
+                                        </div>
+                                        <div class="progress-bar">
+                                            <div class="progress-fill" id="progressFill"></div>
+                                        </div>
+                                        <div class="upload-status">
+                                            <span id="uploadStatus">准备上传...</span>
+                                            <span id="uploadSpeed"></span>
+                                        </div>
+                                    </div>
+                                </div>
+
+                                <div class="form-actions">
+                                    <button type="submit" class="btn btn-primary" id="uploadVideoBtn">
+                                        <i class="fas fa-upload"></i>
+                                        开始上传
+                                    </button>
+                                    <button type="button" class="btn btn-secondary" id="cancelUploadBtn" style="display: none;">
+                                        <i class="fas fa-times"></i>
+                                        取消上传
+                                    </button>
+                                </div>
+                            </form>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </main>
+    </div>
+
+    <!-- Add/Edit Partner Modal -->
+    <div id="partnerModal" class="modal">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h3 id="modalTitle">新增合作伙伴</h3>
+                <button class="modal-close">&times;</button>
+            </div>
+            <form id="partnerForm" enctype="multipart/form-data">
+                <div class="modal-body">
+                    <input type="hidden" id="partnerId" name="partnerId">
+                    <div class="form-group">
+                        <label for="partnerName">合作伙伴名称 *</label>
+                        <input type="text" id="partnerName" name="name" required>
+                    </div>
+                    <div class="form-group">
+                        <label for="partnerLogo">Logo 图片 *</label>
+                        <input type="file" id="partnerLogo" name="logo" accept="image/*">
+                        <div id="currentLogoPreview" style="display: none; margin-top: 10px;">
+                            <img id="currentLogo" src="" alt="当前 Logo" style="max-width: 200px; max-height: 100px;">
+                        </div>
+                        <small>支持：JPG, PNG, GIF, SVG (最大 5MB)</small>
+                    </div>
+                    <div class="form-group">
+                        <label for="partnerUrl">网站 URL</label>
+                        <input type="url" id="partnerUrl" name="url" placeholder="https://example.com">
+                    </div>
+                    <div class="form-group">
+                        <label for="partnerStatus">状态</label>
+                        <select id="partnerStatus" name="status">
+                            <option value="1">启用</option>
+                            <option value="0">禁用</option>
+                        </select>
+                    </div>
+                    <div class="form-group">
+                        <label for="partnerSortOrder">排序</label>
+                        <input type="number" id="partnerSortOrder" name="sort_order" value="0">
+                    </div>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary modal-close">取消</button>
+                    <button type="submit" class="btn btn-primary">
+                        <i class="fas fa-save"></i>
+                        保存
+                    </button>
+                </div>
+            </form>
+        </div>
+    </div>
+
+    <!-- Toast Notification -->
+    <div id="toast" class="toast"></div>
+
+    <!-- Edit Video Modal -->
+    <div id="videoModal" class="modal">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h3 id="videoModalTitle">编辑视频</h3>
+                <button class="modal-close" onclick="document.getElementById('videoModal').classList.remove('show')">&times;</button>
+            </div>
+            <form id="videoEditForm">
+                <div class="modal-body">
+                    <input type="hidden" id="editVideoId">
+                    <div class="form-group">
+                        <label for="editTitleCn">中文标题 *</label>
+                        <input type="text" id="editTitleCn" name="title_cn" required>
+                    </div>
+                    <div class="form-group">
+                        <label for="editTitleEn">英文标题 *</label>
+                        <input type="text" id="editTitleEn" name="title_en" required>
+                    </div>
+                    <div class="form-group">
+                        <label for="editDescCn">中文描述</label>
+                        <textarea id="editDescCn" name="desc_cn" rows="3"></textarea>
+                    </div>
+                    <div class="form-group">
+                        <label for="editDescEn">英文描述</label>
+                        <textarea id="editDescEn" name="desc_en" rows="3"></textarea>
+                    </div>
+                    <div class="form-group">
+                        <label for="editStatus">状态</label>
+                        <select id="editStatus" name="status">
+                            <option value="1">启用</option>
+                            <option value="0">禁用</option>
+                            <option value="2">处理中</option>
+                        </select>
+                    </div>
+                    <div class="form-group">
+                        <label for="editSortOrder">排序</label>
+                        <input type="number" id="editSortOrder" name="sort_order" value="0">
+                    </div>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary" onclick="document.getElementById('videoModal').classList.remove('show')">取消</button>
+                    <button type="submit" class="btn btn-primary">
+                        <i class="fas fa-save"></i>
+                        保存
+                    </button>
+                </div>
+            </form>
+        </div>
+    </div>
+
+    <!-- 腾讯云VOD上传SDK -->
+    <script src="https://cdn-go.cn/cdn/vod-js-sdk-v6/latest/vod-js-sdk-v6.js"></script>
+    <script src="js/admin.js"></script>
+</body>
+</html>
diff --git a/backend/public/js/admin.js b/backend/public/js/admin.js
new file mode 100644
index 0000000..251278e
--- /dev/null
+++ b/backend/public/js/admin.js
@@ -0,0 +1,1109 @@
+// API Base URL
+const API_BASE = '/api';
+
+// State Management
+const state = {
+    currentPage: 'partner-list',
+    isAuthenticated: false,
+    currentUser: null,
+    partners: []
+};
+
+// DOM Elements
+const loginPage = document.getElementById('loginPage');
+const adminDashboard = document.getElementById('adminDashboard');
+const loginForm = document.getElementById('loginForm');
+const loginError = document.getElementById('loginError');
+const logoutBtn = document.getElementById('logoutBtn');
+const navLinks = document.querySelectorAll('.nav-link');
+const pageTitle = document.getElementById('pageTitle');
+const currentUserSpan = document.getElementById('currentUser');
+const partnerModal = document.getElementById('partnerModal');
+const partnerForm = document.getElementById('partnerForm');
+const toast = document.getElementById('toast');
+
+// Initialize App
+document.addEventListener('DOMContentLoaded', () => {
+    checkAuthStatus();
+    setupEventListeners();
+});
+
+// Check Authentication Status
+async function checkAuthStatus() {
+    try {
+        const response = await fetch(`${API_BASE}/auth/status`, {
+            credentials: 'include'
+        });
+        const data = await response.json();
+
+        if (data.authenticated) {
+            state.isAuthenticated = true;
+            state.currentUser = data.user;
+            showDashboard();
+        } else {
+            showLogin();
+        }
+    } catch (error) {
+        console.error('Auth check failed:', error);
+        showLogin();
+    }
+}
+
+// Show Login Page
+function showLogin() {
+    loginPage.style.display = 'flex';
+    adminDashboard.style.display = 'none';
+}
+
+// Show Dashboard
+function showDashboard() {
+    loginPage.style.display = 'none';
+    adminDashboard.style.display = 'flex';
+    currentUserSpan.textContent = state.currentUser.username;
+    navigateToPage('partner-list');
+}
+
+// Setup Event Listeners
+function setupEventListeners() {
+    // Login Form
+    loginForm.addEventListener('submit', handleLogin);
+
+    // Logout Button
+    logoutBtn.addEventListener('click', handleLogout);
+
+    // Navigation Links
+    navLinks.forEach(link => {
+        link.addEventListener('click', (e) => {
+            e.preventDefault();
+            const page = link.getAttribute('data-page');
+            navigateToPage(page);
+        });
+    });
+
+    // Partner Modal
+    document.querySelectorAll('.modal-close').forEach(btn => {
+        btn.addEventListener('click', () => {
+            partnerModal.classList.remove('show');
+        });
+    });
+
+    // Click outside modal to close
+    partnerModal.addEventListener('click', (e) => {
+        if (e.target === partnerModal) {
+            partnerModal.classList.remove('show');
+        }
+    });
+
+    // Partner Form Submit
+    partnerForm.addEventListener('submit', handlePartnerSubmit);
+
+    // Add Partner Button (from nav link)
+    const addPartnerLink = document.querySelector('[data-page="add-partner"]');
+    addPartnerLink.addEventListener('click', (e) => {
+        e.preventDefault();
+        openPartnerModal();
+    });
+
+    // Storage Configuration Form
+    const storageConfigForm = document.getElementById('storageConfigForm');
+    if (storageConfigForm) {
+        storageConfigForm.addEventListener('submit', handleStorageConfigSubmit);
+    }
+
+    // Create Directory Button
+    const createDirBtn = document.getElementById('createDirBtn');
+    if (createDirBtn) {
+        createDirBtn.addEventListener('click', handleCreateDirectory);
+    }
+
+    // VOD Config Form
+    const vodConfigForm = document.getElementById('vodConfigForm');
+    if (vodConfigForm) {
+        vodConfigForm.addEventListener('submit', handleVodConfigSubmit);
+    }
+
+    // Add Video Form
+    const addVideoForm = document.getElementById('addVideoForm');
+    if (addVideoForm) {
+        addVideoForm.addEventListener('submit', handleVideoUpload);
+    }
+
+    // Video Edit Form
+    const videoEditForm = document.getElementById('videoEditForm');
+    if (videoEditForm) {
+        videoEditForm.addEventListener('submit', handleVideoEditSubmit);
+    }
+
+    // Cover Preview
+    const videoCover = document.getElementById('videoCover');
+    if (videoCover) {
+        videoCover.addEventListener('change', handleCoverPreview);
+    }
+
+    // Change Password Form
+    const changePasswordForm = document.getElementById('changePasswordForm');
+    if (changePasswordForm) {
+        changePasswordForm.addEventListener('submit', handleChangePassword);
+    }
+}
+
+// Handle Login
+async function handleLogin(e) {
+    e.preventDefault();
+    loginError.style.display = 'none';
+
+    const formData = new FormData(loginForm);
+    const data = {
+        username: formData.get('username'),
+        password: formData.get('password')
+    };
+
+    try {
+        const response = await fetch(`${API_BASE}/auth/login`, {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json'
+            },
+            credentials: 'include',
+            body: JSON.stringify(data)
+        });
+
+        const result = await response.json();
+
+        if (result.success) {
+            state.isAuthenticated = true;
+            state.currentUser = result.user;
+            showDashboard();
+        } else {
+            loginError.textContent = result.message;
+            loginError.style.display = 'block';
+        }
+    } catch (error) {
+        console.error('Login error:', error);
+        loginError.textContent = 'Login failed. Please try again.';
+        loginError.style.display = 'block';
+    }
+}
+
+// Handle Logout
+async function handleLogout() {
+    try {
+        await fetch(`${API_BASE}/auth/logout`, {
+            method: 'POST',
+            credentials: 'include'
+        });
+
+        state.isAuthenticated = false;
+        state.currentUser = null;
+        showLogin();
+        showToast('Logged out successfully', 'success');
+    } catch (error) {
+        console.error('Logout error:', error);
+        showToast('Logout failed', 'error');
+    }
+}
+
+// Navigate to Page
+function navigateToPage(page) {
+    state.currentPage = page;
+
+    // Update active nav link
+    navLinks.forEach(link => {
+        if (link.getAttribute('data-page') === page) {
+            link.classList.add('active');
+        } else {
+            link.classList.remove('active');
+        }
+    });
+
+    // Hide all pages
+    document.querySelectorAll('.page-content').forEach(p => {
+        p.style.display = 'none';
+    });
+
+    // Show selected page
+    switch (page) {
+        case 'storage-config':
+            pageTitle.textContent = '存储配置';
+            document.getElementById('storageConfigPage').style.display = 'block';
+            loadStorageConfig();
+            break;
+        case 'add-partner':
+            openPartnerModal();
+            break;
+        case 'partner-list':
+            pageTitle.textContent = '合作伙伴列表';
+            document.getElementById('partnerListPage').style.display = 'block';
+            loadPartners();
+            break;
+        case 'video-list':
+            pageTitle.textContent = '媒体列表';
+            document.getElementById('videoListPage').style.display = 'block';
+            loadVideos();
+            break;
+        case 'video-config':
+            pageTitle.textContent = '媒体配置';
+            document.getElementById('videoConfigPage').style.display = 'block';
+            loadVodConfig();
+            break;
+        case 'add-video':
+            pageTitle.textContent = '新增媒体';
+            document.getElementById('addVideoPage').style.display = 'block';
+            resetVideoUploadForm();
+            break;
+        case 'system-settings':
+            pageTitle.textContent = '系统设置';
+            document.getElementById('systemSettingsPage').style.display = 'block';
+            loadSystemSettings();
+            break;
+        case 'change-password':
+            pageTitle.textContent = '修改密码';
+            document.getElementById('changePasswordPage').style.display = 'block';
+            document.getElementById('changePasswordForm').reset();
+            break;
+    }
+}
+
+// Load Storage Configuration
+async function loadStorageConfig() {
+    try {
+        const response = await fetch(`${API_BASE}/config/storage`, {
+            credentials: 'include'
+        });
+        const result = await response.json();
+
+        if (result.success) {
+            const { config, dirStatus } = result.data;
+
+            document.getElementById('uploadDir').value = config.logo_upload_dir || '';
+            document.getElementById('maxSize').value = config.logo_max_size || '';
+            document.getElementById('allowedExt').value = config.allowed_extensions || '';
+
+            // Update directory status
+            const existsIndicator = document.getElementById('dirExists');
+            const writableIndicator = document.getElementById('dirWritable');
+
+            if (dirStatus.exists) {
+                existsIndicator.classList.add('success');
+                existsIndicator.classList.remove('error');
+            } else {
+                existsIndicator.classList.add('error');
+                existsIndicator.classList.remove('success');
+            }
+
+            if (dirStatus.writable) {
+                writableIndicator.classList.add('success');
+                writableIndicator.classList.remove('error');
+            } else {
+                writableIndicator.classList.add('error');
+                writableIndicator.classList.remove('success');
+            }
+        }
+    } catch (error) {
+        console.error('Load storage config error:', error);
+        showToast('Failed to load storage configuration', 'error');
+    }
+}
+
+// Handle Storage Config Submit
+async function handleStorageConfigSubmit(e) {
+    e.preventDefault();
+
+    const formData = new FormData(e.target);
+    const data = {
+        logo_upload_dir: formData.get('logo_upload_dir'),
+        logo_max_size: formData.get('logo_max_size'),
+        allowed_extensions: formData.get('allowed_extensions')
+    };
+
+    try {
+        const response = await fetch(`${API_BASE}/config/storage`, {
+            method: 'PUT',
+            headers: {
+                'Content-Type': 'application/json'
+            },
+            credentials: 'include',
+            body: JSON.stringify(data)
+        });
+
+        const result = await response.json();
+
+        if (result.success) {
+            showToast('Storage configuration updated successfully', 'success');
+            loadStorageConfig();
+        } else {
+            showToast(result.message || 'Failed to update configuration', 'error');
+        }
+    } catch (error) {
+        console.error('Update storage config error:', error);
+        showToast('Failed to update configuration', 'error');
+    }
+}
+
+// Handle Create Directory
+async function handleCreateDirectory() {
+    const dirPath = document.getElementById('uploadDir').value;
+
+    if (!dirPath) {
+        showToast('Please enter a directory path', 'warning');
+        return;
+    }
+
+    try {
+        const response = await fetch(`${API_BASE}/config/storage/create-dir`, {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json'
+            },
+            credentials: 'include',
+            body: JSON.stringify({ dirPath })
+        });
+
+        const result = await response.json();
+
+        if (result.success) {
+            showToast('Directory created successfully', 'success');
+            loadStorageConfig();
+        } else {
+            showToast(result.message || 'Failed to create directory', 'error');
+        }
+    } catch (error) {
+        console.error('Create directory error:', error);
+        showToast('Failed to create directory', 'error');
+    }
+}
+
+// Load Partners
+async function loadPartners() {
+    try {
+        const response = await fetch(`${API_BASE}/partners`, {
+            credentials: 'include'
+        });
+        const result = await response.json();
+
+        if (result.success) {
+            state.partners = result.data;
+            renderPartners(result.data);
+        }
+    } catch (error) {
+        console.error('Load partners error:', error);
+        showToast('Failed to load partners', 'error');
+    }
+}
+
+// Render Partners Table
+function renderPartners(partners) {
+    const tbody = document.getElementById('partnersTableBody');
+
+    if (partners.length === 0) {
+        tbody.innerHTML = '<tr><td colspan="7" class="text-center">暂无合作伙伴</td></tr>';
+        return;
+    }
+
+    tbody.innerHTML = partners.map(partner => `
+        <tr>
+            <td>${partner.id}</td>
+            <td><img src="/${partner.logo}" alt="${partner.name}"></td>
+            <td>${partner.name}</td>
+            <td>${partner.url || '-'}</td>
+            <td>${partner.sort_order}</td>
+            <td>
+                <span class="badge ${partner.status === 1 ? 'badge-success' : 'badge-danger'}">
+                    ${partner.status === 1 ? '启用' : '禁用'}
+                </span>
+            </td>
+            <td>
+                <div class="action-buttons">
+                    <button class="btn btn-sm btn-primary" onclick="editPartner(${partner.id})">
+                        <i class="fas fa-edit"></i>
+                    </button>
+                    <button class="btn btn-sm btn-danger" onclick="deletePartner(${partner.id})">
+                        <i class="fas fa-trash"></i>
+                    </button>
+                </div>
+            </td>
+        </tr>
+    `).join('');
+}
+
+// Open Partner Modal
+function openPartnerModal(partnerId = null) {
+    const modal = document.getElementById('partnerModal');
+    const modalTitle = document.getElementById('modalTitle');
+    const form = document.getElementById('partnerForm');
+
+    form.reset();
+    document.getElementById('partnerId').value = '';
+    document.getElementById('currentLogoPreview').style.display = 'none';
+
+    if (partnerId) {
+        modalTitle.textContent = '编辑合作伙伴';
+        loadPartnerData(partnerId);
+    } else {
+        modalTitle.textContent = '新增合作伙伴';
+        document.getElementById('partnerLogo').required = true;
+    }
+
+    modal.classList.add('show');
+}
+
+// Load Partner Data for Editing
+async function loadPartnerData(partnerId) {
+    try {
+        const response = await fetch(`${API_BASE}/partners/${partnerId}`, {
+            credentials: 'include'
+        });
+        const result = await response.json();
+
+        if (result.success) {
+            const partner = result.data;
+            document.getElementById('partnerId').value = partner.id;
+            document.getElementById('partnerName').value = partner.name;
+            document.getElementById('partnerUrl').value = partner.url || '';
+            document.getElementById('partnerStatus').value = partner.status;
+            document.getElementById('partnerSortOrder').value = partner.sort_order;
+
+            // Show current logo
+            document.getElementById('currentLogo').src = '/' + partner.logo;
+            document.getElementById('currentLogoPreview').style.display = 'block';
+            document.getElementById('partnerLogo').required = false;
+        }
+    } catch (error) {
+        console.error('Load partner error:', error);
+        showToast('Failed to load partner data', 'error');
+    }
+}
+
+// Handle Partner Form Submit
+async function handlePartnerSubmit(e) {
+    e.preventDefault();
+
+    const formData = new FormData(partnerForm);
+    const partnerId = formData.get('partnerId');
+
+    const url = partnerId
+        ? `${API_BASE}/partners/${partnerId}`
+        : `${API_BASE}/partners`;
+
+    const method = partnerId ? 'PUT' : 'POST';
+
+    try {
+        const response = await fetch(url, {
+            method: method,
+            credentials: 'include',
+            body: formData
+        });
+
+        const result = await response.json();
+
+        if (result.success) {
+            showToast(result.message, 'success');
+            partnerModal.classList.remove('show');
+            loadPartners();
+        } else {
+            showToast(result.message || 'Operation failed', 'error');
+        }
+    } catch (error) {
+        console.error('Partner submit error:', error);
+        showToast('Operation failed', 'error');
+    }
+}
+
+// Edit Partner (Global function for onclick)
+window.editPartner = function(partnerId) {
+    openPartnerModal(partnerId);
+};
+
+// Delete Partner (Global function for onclick)
+window.deletePartner = async function(partnerId) {
+    if (!confirm('Are you sure you want to delete this partner?')) {
+        return;
+    }
+
+    try {
+        const response = await fetch(`${API_BASE}/partners/${partnerId}`, {
+            method: 'DELETE',
+            credentials: 'include'
+        });
+
+        const result = await response.json();
+
+        if (result.success) {
+            showToast('Partner deleted successfully', 'success');
+            loadPartners();
+        } else {
+            showToast(result.message || 'Failed to delete partner', 'error');
+        }
+    } catch (error) {
+        console.error('Delete partner error:', error);
+        showToast('Failed to delete partner', 'error');
+    }
+};
+
+// Load System Settings
+async function loadSystemSettings() {
+    try {
+        const response = await fetch(`${API_BASE}/config/settings`, {
+            credentials: 'include'
+        });
+        const result = await response.json();
+
+        if (result.success) {
+            renderSystemSettings(result.data);
+        }
+    } catch (error) {
+        console.error('Load system settings error:', error);
+        showToast('Failed to load system settings', 'error');
+    }
+}
+
+// Render System Settings
+function renderSystemSettings(settings) {
+    const container = document.getElementById('settingsTableContainer');
+
+    if (settings.length === 0) {
+        container.innerHTML = '<p class="text-muted">No settings found</p>';
+        return;
+    }
+
+    const html = `
+        <div class="table-responsive">
+            <table class="data-table">
+                <thead>
+                    <tr>
+                        <th>Setting Key</th>
+                        <th>Value</th>
+                        <th>Description</th>
+                    </tr>
+                </thead>
+                <tbody>
+                    ${settings.map(setting => `
+                        <tr>
+                            <td><strong>${setting.setting_key}</strong></td>
+                            <td>${setting.setting_value}</td>
+                            <td class="text-muted">${setting.description || '-'}</td>
+                        </tr>
+                    `).join('')}
+                </tbody>
+            </table>
+        </div>
+    `;
+
+    container.innerHTML = html;
+}
+
+// Show Toast Notification
+function showToast(message, type = 'success') {
+    toast.textContent = message;
+    toast.className = `toast ${type} show`;
+
+    setTimeout(() => {
+        toast.classList.remove('show');
+    }, 3000);
+}
+
+// ==================== 视频管理功能 ====================
+
+// 加载视频列表
+async function loadVideos() {
+    try {
+        const response = await fetch(`${API_BASE}/videos`, {
+            credentials: 'include'
+        });
+        const result = await response.json();
+
+        if (result.success) {
+            renderVideos(result.data);
+        }
+    } catch (error) {
+        console.error('Load videos error:', error);
+        showToast('Failed to load videos', 'error');
+    }
+}
+
+// 渲染视频列表
+function renderVideos(videos) {
+    const tbody = document.getElementById('videosTableBody');
+
+    if (videos.length === 0) {
+        tbody.innerHTML = '<tr><td colspan="8" class="text-center">暂无视频</td></tr>';
+        return;
+    }
+
+    tbody.innerHTML = videos.map(video => {
+        const duration = video.duration ? formatDuration(video.duration) : '-';
+        const uploadStatusText = getUploadStatusText(video.upload_status);
+        const statusBadge = video.status === 1 ? 'badge-success' : video.status === 2 ? 'badge-warning' : 'badge-danger';
+        const statusText = video.status === 1 ? '启用' : video.status === 2 ? '处理中' : '禁用';
+
+        // 判断封面URL是完整URL还是相对路径
+        const coverSrc = video.cover_url ?
+            (video.cover_url.startsWith('http') ? video.cover_url : `/${video.cover_url}`) :
+            '';
+
+        return `
+            <tr>
+                <td>${video.id}</td>
+                <td>
+                    ${coverSrc ? `<img src="${coverSrc}" alt="${video.title_cn}">` : '-'}
+                </td>
+                <td>${video.title_cn}</td>
+                <td>${video.title_en}</td>
+                <td>${duration}</td>
+                <td><span class="badge ${getUploadStatusBadge(video.upload_status)}">${uploadStatusText}</span></td>
+                <td><span class="badge ${statusBadge}">${statusText}</span></td>
+                <td>
+                    <div class="action-buttons">
+                        <button class="btn btn-sm btn-primary" onclick="editVideo(${video.id})">
+                            <i class="fas fa-edit"></i>
+                        </button>
+                        <button class="btn btn-sm btn-danger" onclick="deleteVideo(${video.id})">
+                            <i class="fas fa-trash"></i>
+                        </button>
+                    </div>
+                </td>
+            </tr>
+        `;
+    }).join('');
+}
+
+// 格式化时长
+function formatDuration(seconds) {
+    const hours = Math.floor(seconds / 3600);
+    const minutes = Math.floor((seconds % 3600) / 60);
+    const secs = seconds % 60;
+
+    if (hours > 0) {
+        return `${hours}:${String(minutes).padStart(2, '0')}:${String(secs).padStart(2, '0')}`;
+    }
+    return `${minutes}:${String(secs).padStart(2, '0')}`;
+}
+
+// 获取上传状态文本
+function getUploadStatusText(status) {
+    const statusMap = {
+        'pending': '待上传',
+        'uploading': '上传中',
+        'success': '成功',
+        'failed': '失败'
+    };
+    return statusMap[status] || status;
+}
+
+// 获取上传状态徽章样式
+function getUploadStatusBadge(status) {
+    const badgeMap = {
+        'pending': 'badge-secondary',
+        'uploading': 'badge-warning',
+        'success': 'badge-success',
+        'failed': 'badge-danger'
+    };
+    return badgeMap[status] || 'badge-secondary';
+}
+
+// 编辑视频
+window.editVideo = async function(videoId) {
+    try {
+        const response = await fetch(`${API_BASE}/videos/${videoId}`, {
+            credentials: 'include'
+        });
+        const result = await response.json();
+
+        if (result.success) {
+            const video = result.data;
+            document.getElementById('editVideoId').value = video.id;
+            document.getElementById('editTitleCn').value = video.title_cn;
+            document.getElementById('editTitleEn').value = video.title_en;
+            document.getElementById('editDescCn').value = video.desc_cn || '';
+            document.getElementById('editDescEn').value = video.desc_en || '';
+            document.getElementById('editStatus').value = video.status;
+            document.getElementById('editSortOrder').value = video.sort_order;
+
+            document.getElementById('videoModal').classList.add('show');
+        }
+    } catch (error) {
+        console.error('Load video error:', error);
+        showToast('Failed to load video data', 'error');
+    }
+};
+
+// 处理视频编辑表单提交
+async function handleVideoEditSubmit(e) {
+    e.preventDefault();
+
+    const videoId = document.getElementById('editVideoId').value;
+    const formData = new FormData();
+
+    formData.append('title_cn', document.getElementById('editTitleCn').value);
+    formData.append('title_en', document.getElementById('editTitleEn').value);
+    formData.append('desc_cn', document.getElementById('editDescCn').value);
+    formData.append('desc_en', document.getElementById('editDescEn').value);
+    formData.append('status', document.getElementById('editStatus').value);
+    formData.append('sort_order', document.getElementById('editSortOrder').value);
+
+    try {
+        const response = await fetch(`${API_BASE}/videos/${videoId}`, {
+            method: 'PUT',
+            credentials: 'include',
+            body: formData
+        });
+
+        const result = await response.json();
+
+        if (result.success) {
+            showToast('Video updated successfully', 'success');
+            document.getElementById('videoModal').classList.remove('show');
+            loadVideos();
+        } else {
+            showToast(result.message || 'Failed to update video', 'error');
+        }
+    } catch (error) {
+        console.error('Update video error:', error);
+        showToast('Failed to update video', 'error');
+    }
+}
+
+// 删除视频
+window.deleteVideo = async function(videoId) {
+    if (!confirm('确定要删除这个视频吗？')) {
+        return;
+    }
+
+    try {
+        const response = await fetch(`${API_BASE}/videos/${videoId}`, {
+            method: 'DELETE',
+            credentials: 'include'
+        });
+
+        const result = await response.json();
+
+        if (result.success) {
+            showToast('Video deleted successfully', 'success');
+            loadVideos();
+        } else {
+            showToast(result.message || 'Failed to delete video', 'error');
+        }
+    } catch (error) {
+        console.error('Delete video error:', error);
+        showToast('Failed to delete video', 'error');
+    }
+};
+
+// ==================== VOD配置 ====================
+
+// 加载VOD配置
+async function loadVodConfig() {
+    try {
+        const response = await fetch(`${API_BASE}/videos/vod-config`, {
+            credentials: 'include'
+        });
+        const result = await response.json();
+
+        if (result.success) {
+            const config = result.data;
+            document.getElementById('secretId').value = config.secret_id || '';
+            document.getElementById('secretKey').value = config.secret_key || '';
+            document.getElementById('vodRegion').value = config.region || 'ap-guangzhou';
+            document.getElementById('subAppId').value = config.sub_app_id || '';
+            document.getElementById('vodProcedure').value = config.procedure || '';
+            document.getElementById('storageRegion').value = config.storage_region || '';
+
+            // COS配置
+            document.getElementById('cosBucket').value = config.cos_bucket || '';
+            document.getElementById('cosRegion').value = config.cos_region || 'ap-guangzhou';
+            document.getElementById('cosPath').value = config.cos_path || 'video-covers/';
+
+            // 防盗链配置
+            document.getElementById('signKey').value = config.sign_key || '';
+        }
+    } catch (error) {
+        console.error('Load VOD config error:', error);
+        showToast('加载VOD配置失败', 'error');
+    }
+}
+
+// 处理VOD配置提交
+async function handleVodConfigSubmit(e) {
+    e.preventDefault();
+
+    const formData = new FormData(e.target);
+    const data = {
+        secret_id: formData.get('secret_id'),
+        secret_key: formData.get('secret_key'),
+        region: formData.get('region'),
+        sub_app_id: formData.get('sub_app_id'),
+        procedure: formData.get('procedure'),
+        storage_region: formData.get('storage_region'),
+        // COS配置
+        cos_bucket: formData.get('cos_bucket'),
+        cos_region: formData.get('cos_region'),
+        cos_path: formData.get('cos_path'),
+        // 防盗链配置
+        sign_key: formData.get('sign_key')
+    };
+
+    try {
+        const response = await fetch(`${API_BASE}/videos/vod-config`, {
+            method: 'PUT',
+            headers: {
+                'Content-Type': 'application/json'
+            },
+            credentials: 'include',
+            body: JSON.stringify(data)
+        });
+
+        const result = await response.json();
+
+        if (result.success) {
+            showToast('VOD配置更新成功', 'success');
+        } else {
+            showToast(result.message || '配置更新失败', 'error');
+        }
+    } catch (error) {
+        console.error('Update VOD config error:', error);
+        showToast('配置更新失败', 'error');
+    }
+}
+
+// ==================== 视频上传 ====================
+
+let currentUploadTask = null;
+
+// 重置上传表单
+function resetVideoUploadForm() {
+    document.getElementById('addVideoForm').reset();
+    document.getElementById('coverPreview').style.display = 'none';
+    document.getElementById('uploadProgress').style.display = 'none';
+    document.getElementById('uploadVideoBtn').style.display = 'inline-flex';
+    document.getElementById('cancelUploadBtn').style.display = 'none';
+}
+
+// 封面预览
+function handleCoverPreview(e) {
+    const file = e.target.files[0];
+    if (file) {
+        const reader = new FileReader();
+        reader.onload = function(event) {
+            document.getElementById('coverPreviewImg').src = event.target.result;
+            document.getElementById('coverPreview').style.display = 'block';
+        };
+        reader.readAsDataURL(file);
+    }
+}
+
+// 处理视频上传
+async function handleVideoUpload(e) {
+    e.preventDefault();
+
+    const titleCn = document.getElementById('videoTitleCn').value;
+    const titleEn = document.getElementById('videoTitleEn').value;
+    const descCn = document.getElementById('videoDescCn').value;
+    const descEn = document.getElementById('videoDescEn').value;
+    const coverFile = document.getElementById('videoCover').files[0];
+    const videoFile = document.getElementById('videoFile').files[0];
+
+    if (!videoFile) {
+        showToast('请选择视频文件', 'error');
+        return;
+    }
+
+    try {
+        // 1. 获取上传签名
+        showToast('正在获取上传凭证...', 'info');
+        const sigResponse = await fetch(`${API_BASE}/videos/upload-signature`, {
+            method: 'POST',
+            credentials: 'include'
+        });
+        const sigResult = await sigResponse.json();
+
+        if (!sigResult.success) {
+            showToast(sigResult.message || '获取上传凭证失败', 'error');
+            return;
+        }
+
+        // 2. 先创建视频记录（可选上传封面）
+        const formData = new FormData();
+        formData.append('title_cn', titleCn);
+        formData.append('title_en', titleEn);
+        formData.append('desc_cn', descCn);
+        formData.append('desc_en', descEn);
+        if (coverFile) {
+            formData.append('cover', coverFile);
+        }
+        formData.append('status', 2); // Processing
+
+        const videoRecordResponse = await fetch(`${API_BASE}/videos`, {
+            method: 'POST',
+            credentials: 'include',
+            body: formData
+        });
+
+        const videoRecordResult = await videoRecordResponse.json();
+
+        if (!videoRecordResult.success) {
+            showToast(videoRecordResult.message || '创建视频记录失败', 'error');
+            return;
+        }
+
+        const videoId = videoRecordResult.data.id;
+
+        // 3. 使用腾讯云VOD SDK上传视频
+        showUploadProgress(videoFile.name);
+
+        const tcVod = new TcVod.default({
+            getSignature: () => sigResult.data.signature
+        });
+
+        const uploader = tcVod.upload({
+            mediaFile: videoFile,
+        });
+
+        // 监听上传进度
+        uploader.on('media_progress', (info) => {
+            updateUploadProgress(info.percent * 100, info.speed);
+        });
+
+        // 上传完成
+        uploader.done().then(async (doneResult) => {
+            console.log('Upload complete:', doneResult);
+
+            // 更新视频记录
+            const updateData = new FormData();
+            updateData.append('file_id', doneResult.fileId);
+            updateData.append('video_url', doneResult.video.url);
+            updateData.append('upload_status', 'success');
+            updateData.append('status', 1); // Active
+
+            await fetch(`${API_BASE}/videos/${videoId}`, {
+                method: 'PUT',
+                credentials: 'include',
+                body: updateData
+            });
+
+            showToast('视频上传成功！', 'success');
+            setTimeout(() => {
+                navigateToPage('video-list');
+            }, 1500);
+        }).catch(async (error) => {
+            console.error('Upload failed:', error);
+
+            // 更新失败状态
+            const updateData = new FormData();
+            updateData.append('upload_status', 'failed');
+
+            await fetch(`${API_BASE}/videos/${videoId}`, {
+                method: 'PUT',
+                credentials: 'include',
+                body: updateData
+            });
+
+            showToast('视频上传失败: ' + error.message, 'error');
+            document.getElementById('uploadVideoBtn').style.display = 'inline-flex';
+            document.getElementById('cancelUploadBtn').style.display = 'none';
+        });
+
+        currentUploadTask = uploader;
+        document.getElementById('uploadVideoBtn').style.display = 'none';
+        document.getElementById('cancelUploadBtn').style.display = 'inline-flex';
+
+        // 取消上传按钮
+        document.getElementById('cancelUploadBtn').onclick = () => {
+            if (currentUploadTask) {
+                currentUploadTask.cancel();
+                showToast('上传已取消', 'warning');
+                resetVideoUploadForm();
+            }
+        };
+
+    } catch (error) {
+        console.error('Video upload error:', error);
+        showToast('上传失败: ' + error.message, 'error');
+    }
+}
+
+// 显示上传进度
+function showUploadProgress(fileName) {
+    document.getElementById('uploadProgress').style.display = 'block';
+    document.getElementById('uploadFileName').textContent = fileName;
+    document.getElementById('uploadPercent').textContent = '0%';
+    document.getElementById('progressFill').style.width = '0%';
+    document.getElementById('uploadStatus').textContent = '正在上传...';
+    document.getElementById('uploadSpeed').textContent = '';
+}
+
+// 更新上传进度
+function updateUploadProgress(percent, speed) {
+    const percentInt = Math.floor(percent);
+    document.getElementById('uploadPercent').textContent = percentInt + '%';
+    document.getElementById('progressFill').style.width = percentInt + '%';
+
+    if (speed) {
+        const speedText = formatSpeed(speed);
+        document.getElementById('uploadSpeed').textContent = speedText;
+    }
+}
+
+// 格式化速度
+function formatSpeed(bytesPerSecond) {
+    if (bytesPerSecond < 1024) {
+        return bytesPerSecond.toFixed(2) + ' B/s';
+    } else if (bytesPerSecond < 1024 * 1024) {
+        return (bytesPerSecond / 1024).toFixed(2) + ' KB/s';
+    } else {
+        return (bytesPerSecond / (1024 * 1024)).toFixed(2) + ' MB/s';
+    }
+}
+
+// ==================== 修改密码功能 ====================
+
+// 处理修改密码
+async function handleChangePassword(e) {
+    e.preventDefault();
+
+    const currentPassword = document.getElementById('currentPassword').value;
+    const newPassword = document.getElementById('newPassword').value;
+    const confirmPassword = document.getElementById('confirmPassword').value;
+
+    // 验证新密码
+    if (newPassword.length < 6) {
+        showToast('新密码长度至少6位', 'error');
+        return;
+    }
+
+    // 验证两次密码是否一致
+    if (newPassword !== confirmPassword) {
+        showToast('两次输入的新密码不一致', 'error');
+        return;
+    }
+
+    try {
+        const response = await fetch(`${API_BASE}/auth/change-password`, {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json'
+            },
+            credentials: 'include',
+            body: JSON.stringify({
+                current_password: currentPassword,
+                new_password: newPassword
+            })
+        });
+
+        const result = await response.json();
+
+        if (result.success) {
+            showToast('密码修改成功，请重新登录', 'success');
+            document.getElementById('changePasswordForm').reset();
+
+            // 2秒后自动退出登录
+            setTimeout(() => {
+                handleLogout();
+            }, 2000);
+        } else {
+            showToast(result.message || '密码修改失败', 'error');
+        }
+    } catch (error) {
+        console.error('Change password error:', error);
+        showToast('密码修改失败', 'error');
+    }
+}
diff --git a/backend/routes/auth.js b/backend/routes/auth.js
new file mode 100644
index 0000000..4b0d7c3
--- /dev/null
+++ b/backend/routes/auth.js
@@ -0,0 +1,174 @@
+const express = require('express');
+const router = express.Router();
+const bcrypt = require('bcryptjs');
+const db = require('../config/database');
+const { requireAuth } = require('../middleware/auth');
+
+// Login
+router.post('/login', async (req, res) => {
+  try {
+    const { username, password } = req.body;
+
+    if (!username || !password) {
+      return res.status(400).json({
+        success: false,
+        message: 'Username and password are required'
+      });
+    }
+
+    // Get user from database
+    const [users] = await db.query(
+      'SELECT * FROM admin_users WHERE username = ?',
+      [username]
+    );
+
+    if (users.length === 0) {
+      return res.status(401).json({
+        success: false,
+        message: 'Invalid username or password'
+      });
+    }
+
+    const user = users[0];
+
+    // Verify password
+    const isValidPassword = await bcrypt.compare(password, user.password);
+
+    if (!isValidPassword) {
+      return res.status(401).json({
+        success: false,
+        message: 'Invalid username or password'
+      });
+    }
+
+    // Update last login
+    await db.query(
+      'UPDATE admin_users SET last_login = NOW() WHERE id = ?',
+      [user.id]
+    );
+
+    // Set session
+    req.session.userId = user.id;
+    req.session.username = user.username;
+
+    res.json({
+      success: true,
+      message: 'Login successful',
+      user: {
+        id: user.id,
+        username: user.username,
+        email: user.email
+      }
+    });
+  } catch (error) {
+    console.error('Login error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Login failed'
+    });
+  }
+});
+
+// Logout
+router.post('/logout', (req, res) => {
+  req.session.destroy((err) => {
+    if (err) {
+      return res.status(500).json({
+        success: false,
+        message: 'Logout failed'
+      });
+    }
+    res.json({
+      success: true,
+      message: 'Logout successful'
+    });
+  });
+});
+
+// Check auth status
+router.get('/status', (req, res) => {
+  if (req.session && req.session.userId) {
+    res.json({
+      success: true,
+      authenticated: true,
+      user: {
+        id: req.session.userId,
+        username: req.session.username
+      }
+    });
+  } else {
+    res.json({
+      success: true,
+      authenticated: false
+    });
+  }
+});
+
+// Change password
+router.post('/change-password', requireAuth, async (req, res) => {
+  try {
+    const { current_password, new_password } = req.body;
+    const userId = req.session.userId;
+
+    if (!current_password || !new_password) {
+      return res.status(400).json({
+        success: false,
+        message: '当前密码和新密码不能为空'
+      });
+    }
+
+    if (new_password.length < 6) {
+      return res.status(400).json({
+        success: false,
+        message: '新密码长度至少6位'
+      });
+    }
+
+    // 获取当前用户信息
+    const [users] = await db.query(
+      'SELECT * FROM admin_users WHERE id = ?',
+      [userId]
+    );
+
+    if (users.length === 0) {
+      return res.status(404).json({
+        success: false,
+        message: '用户不存在'
+      });
+    }
+
+    const user = users[0];
+
+    // 验证当前密码
+    const isValidPassword = await bcrypt.compare(current_password, user.password);
+
+    if (!isValidPassword) {
+      return res.status(401).json({
+        success: false,
+        message: '当前密码错误'
+      });
+    }
+
+    // 生成新密码哈希
+    const hashedPassword = await bcrypt.hash(new_password, 10);
+
+    // 更新密码
+    await db.query(
+      'UPDATE admin_users SET password = ? WHERE id = ?',
+      [hashedPassword, userId]
+    );
+
+    res.json({
+      success: true,
+      message: '密码修改成功'
+    });
+  } catch (error) {
+    console.error('Change password error:', error);
+    res.status(500).json({
+      success: false,
+      message: '密码修改失败'
+    });
+  }
+});
+
+module.exports = router;
diff --git a/backend/routes/config.js b/backend/routes/config.js
new file mode 100644
index 0000000..7196214
--- /dev/null
+++ b/backend/routes/config.js
@@ -0,0 +1,139 @@
+const express = require('express');
+const router = express.Router();
+const path = require('path');
+const fs = require('fs').promises;
+const db = require('../config/database');
+const { requireAuth } = require('../middleware/auth');
+
+// Get storage configuration
+router.get('/storage', requireAuth, async (req, res) => {
+  try {
+    const [settings] = await db.query(
+      'SELECT * FROM system_settings WHERE setting_key LIKE "logo%"'
+    );
+
+    const config = {};
+    settings.forEach(setting => {
+      config[setting.setting_key] = setting.setting_value;
+    });
+
+    // Check directory status
+    const uploadDir = path.join(__dirname, '../../', config.logo_upload_dir || 'img/logo');
+    let dirStatus = {
+      exists: false,
+      writable: false,
+      path: config.logo_upload_dir || 'img/logo'
+    };
+
+    try {
+      await fs.access(uploadDir, fs.constants.F_OK);
+      dirStatus.exists = true;
+
+      await fs.access(uploadDir, fs.constants.W_OK);
+      dirStatus.writable = true;
+    } catch (err) {
+      // Directory doesn't exist or not writable
+    }
+
+    res.json({
+      success: true,
+      data: {
+        config,
+        dirStatus
+      }
+    });
+  } catch (error) {
+    console.error('Get storage config error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to fetch storage configuration'
+    });
+  }
+});
+
+// Update storage configuration
+router.put('/storage', requireAuth, async (req, res) => {
+  try {
+    const { logo_upload_dir, logo_max_size, allowed_extensions } = req.body;
+
+    if (logo_upload_dir) {
+      await db.query(
+        'UPDATE system_settings SET setting_value = ? WHERE setting_key = ?',
+        [logo_upload_dir, 'logo_upload_dir']
+      );
+    }
+
+    if (logo_max_size) {
+      await db.query(
+        'UPDATE system_settings SET setting_value = ? WHERE setting_key = ?',
+        [logo_max_size, 'logo_max_size']
+      );
+    }
+
+    if (allowed_extensions) {
+      await db.query(
+        'UPDATE system_settings SET setting_value = ? WHERE setting_key = ?',
+        [allowed_extensions, 'allowed_extensions']
+      );
+    }
+
+    res.json({
+      success: true,
+      message: 'Storage configuration updated successfully'
+    });
+  } catch (error) {
+    console.error('Update storage config error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to update storage configuration'
+    });
+  }
+});
+
+// Create upload directory
+router.post('/storage/create-dir', requireAuth, async (req, res) => {
+  try {
+    const { dirPath } = req.body;
+
+    if (!dirPath) {
+      return res.status(400).json({
+        success: false,
+        message: 'Directory path is required'
+      });
+    }
+
+    const fullPath = path.join(__dirname, '../../', dirPath);
+    await fs.mkdir(fullPath, { recursive: true });
+
+    res.json({
+      success: true,
+      message: 'Directory created successfully'
+    });
+  } catch (error) {
+    console.error('Create directory error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to create directory'
+    });
+  }
+});
+
+// Get all system settings
+router.get('/settings', requireAuth, async (req, res) => {
+  try {
+    const [settings] = await db.query('SELECT * FROM system_settings');
+
+    res.json({
+      success: true,
+      data: settings
+    });
+  } catch (error) {
+    console.error('Get settings error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to fetch settings'
+    });
+  }
+});
+
+module.exports = router;
diff --git a/backend/routes/partners.js b/backend/routes/partners.js
new file mode 100644
index 0000000..93066f6
--- /dev/null
+++ b/backend/routes/partners.js
@@ -0,0 +1,259 @@
+const express = require('express');
+const router = express.Router();
+const multer = require('multer');
+const path = require('path');
+const fs = require('fs').promises;
+const db = require('../config/database');
+const { requireAuth } = require('../middleware/auth');
+
+// Configure multer for file upload
+const storage = multer.diskStorage({
+  destination: async (req, file, cb) => {
+    const uploadDir = path.join(__dirname, '../../img/logo');
+    try {
+      await fs.mkdir(uploadDir, { recursive: true });
+      cb(null, uploadDir);
+    } catch (error) {
+      cb(error);
+    }
+  },
+  filename: (req, file, cb) => {
+    const uniqueSuffix = Date.now() + '-' + Math.round(Math.random() * 1E9);
+    cb(null, uniqueSuffix + path.extname(file.originalname));
+  }
+});
+
+const upload = multer({
+  storage: storage,
+  limits: {
+    fileSize: 5 * 1024 * 1024 // 5MB
+  },
+  fileFilter: (req, file, cb) => {
+    const allowedTypes = /jpeg|jpg|png|gif|svg/;
+    const extname = allowedTypes.test(path.extname(file.originalname).toLowerCase());
+    const mimetype = allowedTypes.test(file.mimetype);
+
+    if (mimetype && extname) {
+      return cb(null, true);
+    } else {
+      cb(new Error('Only image files are allowed (jpg, jpeg, png, gif, svg)'));
+    }
+  }
+});
+
+// Public endpoint: Get active partners (for frontend display)
+router.get('/public', async (req, res) => {
+  try {
+    const [partners] = await db.query(
+      'SELECT name, logo, url FROM partners WHERE status = 1 ORDER BY sort_order ASC, id DESC'
+    );
+
+    res.json({
+      success: true,
+      data: partners
+    });
+  } catch (error) {
+    console.error('Get public partners error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to fetch partners'
+    });
+  }
+});
+
+// Get all partners
+router.get('/', requireAuth, async (req, res) => {
+  try {
+    const [partners] = await db.query(
+      'SELECT * FROM partners ORDER BY sort_order ASC, id DESC'
+    );
+
+    res.json({
+      success: true,
+      data: partners
+    });
+  } catch (error) {
+    console.error('Get partners error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to fetch partners'
+    });
+  }
+});
+
+// Get single partner
+router.get('/:id', requireAuth, async (req, res) => {
+  try {
+    const [partners] = await db.query(
+      'SELECT * FROM partners WHERE id = ?',
+      [req.params.id]
+    );
+
+    if (partners.length === 0) {
+      return res.status(404).json({
+        success: false,
+        message: 'Partner not found'
+      });
+    }
+
+    res.json({
+      success: true,
+      data: partners[0]
+    });
+  } catch (error) {
+    console.error('Get partner error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to fetch partner'
+    });
+  }
+});
+
+// Create partner
+router.post('/', requireAuth, upload.single('logo'), async (req, res) => {
+  try {
+    const { name, url, status } = req.body;
+
+    if (!name) {
+      return res.status(400).json({
+        success: false,
+        message: 'Partner name is required'
+      });
+    }
+
+    if (!req.file) {
+      return res.status(400).json({
+        success: false,
+        message: 'Logo image is required'
+      });
+    }
+
+    const logoPath = 'img/logo/' + req.file.filename;
+
+    // Get max sort order
+    const [maxOrder] = await db.query(
+      'SELECT MAX(sort_order) as max_order FROM partners'
+    );
+    const sortOrder = (maxOrder[0].max_order || 0) + 1;
+
+    const [result] = await db.query(
+      'INSERT INTO partners (name, logo, url, sort_order, status) VALUES (?, ?, ?, ?, ?)',
+      [name, logoPath, url || '', sortOrder, status || 1]
+    );
+
+    res.json({
+      success: true,
+      message: 'Partner created successfully',
+      data: {
+        id: result.insertId,
+        name,
+        logo: logoPath,
+        url: url || '',
+        sort_order: sortOrder,
+        status: status || 1
+      }
+    });
+  } catch (error) {
+    console.error('Create partner error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to create partner'
+    });
+  }
+});
+
+// Update partner
+router.put('/:id', requireAuth, upload.single('logo'), async (req, res) => {
+  try {
+    const { name, url, status, sort_order } = req.body;
+    const partnerId = req.params.id;
+
+    // Check if partner exists
+    const [existingPartner] = await db.query(
+      'SELECT * FROM partners WHERE id = ?',
+      [partnerId]
+    );
+
+    if (existingPartner.length === 0) {
+      return res.status(404).json({
+        success: false,
+        message: 'Partner not found'
+      });
+    }
+
+    let logoPath = existingPartner[0].logo;
+
+    // If new logo uploaded, delete old one and use new one
+    if (req.file) {
+      // Delete old logo file
+      const oldLogoPath = path.join(__dirname, '../..', existingPartner[0].logo);
+      try {
+        await fs.unlink(oldLogoPath);
+      } catch (err) {
+        console.log('Old logo file not found or cannot be deleted');
+      }
+
+      logoPath = 'img/logo/' + req.file.filename;
+    }
+
+    await db.query(
+      'UPDATE partners SET name = ?, logo = ?, url = ?, status = ?, sort_order = ? WHERE id = ?',
+      [name, logoPath, url || '', status || 1, sort_order || existingPartner[0].sort_order, partnerId]
+    );
+
+    res.json({
+      success: true,
+      message: 'Partner updated successfully'
+    });
+  } catch (error) {
+    console.error('Update partner error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to update partner'
+    });
+  }
+});
+
+// Delete partner
+router.delete('/:id', requireAuth, async (req, res) => {
+  try {
+    const partnerId = req.params.id;
+
+    // Get partner info
+    const [partner] = await db.query(
+      'SELECT * FROM partners WHERE id = ?',
+      [partnerId]
+    );
+
+    if (partner.length === 0) {
+      return res.status(404).json({
+        success: false,
+        message: 'Partner not found'
+      });
+    }
+
+    // Delete logo file
+    const logoPath = path.join(__dirname, '../..', partner[0].logo);
+    try {
+      await fs.unlink(logoPath);
+    } catch (err) {
+      console.log('Logo file not found or cannot be deleted');
+    }
+
+    // Delete from database
+    await db.query('DELETE FROM partners WHERE id = ?', [partnerId]);
+
+    res.json({
+      success: true,
+      message: 'Partner deleted successfully'
+    });
+  } catch (error) {
+    console.error('Delete partner error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to delete partner'
+    });
+  }
+});
+
+module.exports = router;
diff --git a/backend/routes/videos.js b/backend/routes/videos.js
new file mode 100644
index 0000000..f477eb0
--- /dev/null
+++ b/backend/routes/videos.js
@@ -0,0 +1,687 @@
+const express = require('express');
+const router = express.Router();
+const multer = require('multer');
+const path = require('path');
+const fs = require('fs').promises;
+const crypto = require('crypto');
+const db = require('../config/database');
+const { requireAuth } = require('../middleware/auth');
+
+// 引入腾讯云SDK
+const tencentcloud = require('tencentcloud-sdk-nodejs');
+const VodClient = tencentcloud.vod.v20180717.Client;
+const COS = require('cos-nodejs-sdk-v5');
+
+// 获取腾讯云VOD客户端
+async function getVodClient() {
+  const [configs] = await db.query('SELECT * FROM vod_config LIMIT 1');
+
+  if (configs.length === 0 || !configs[0].secret_id || !configs[0].secret_key) {
+    throw new Error('VOD configuration not found');
+  }
+
+  const config = configs[0];
+  const clientConfig = {
+    credential: {
+      secretId: config.secret_id,
+      secretKey: config.secret_key,
+    },
+    region: config.region || 'ap-guangzhou',
+    profile: {
+      httpProfile: {
+        endpoint: 'vod.tencentcloudapi.com',
+      },
+    },
+  };
+
+  return new VodClient(clientConfig);
+}
+
+// 从腾讯云VOD获取视频封面URL
+async function getVideoCoverFromVod(fileId) {
+  try {
+    const client = await getVodClient();
+
+    // 调用DescribeMediaInfos接口获取媒体信息
+    const params = {
+      FileIds: [fileId]
+    };
+
+    const response = await client.DescribeMediaInfos(params);
+
+    if (response.MediaInfoSet && response.MediaInfoSet.length > 0) {
+      const mediaInfo = response.MediaInfoSet[0];
+      return mediaInfo.BasicInfo?.CoverUrl || null;
+    }
+
+    return null;
+  } catch (error) {
+    console.error('Get video cover from VOD error:', error);
+    return null;
+  }
+}
+
+// 生成VOD防盗链签名URL
+// 根据腾讯云文档：https://cloud.tencent.com/document/product/266/14047
+// 签名算法：sign = MD5(KEY + Dir + t + us)
+function generateSignedUrl(videoUrl, signKey, expirationTime = 3600) {
+  if (!signKey || !videoUrl) {
+    return videoUrl;
+  }
+
+  try {
+    // 解析URL
+    const url = new URL(videoUrl);
+    const pathname = url.pathname; // 例如：/xxx/xxx/video.mp4
+
+    // 提取目录路径（不含文件名）
+    // 例如：/xxx/xxx/video.mp4 -> /xxx/xxx/
+    const lastSlashIndex = pathname.lastIndexOf('/');
+    const dir = pathname.substring(0, lastSlashIndex + 1);
+
+    // 计算过期时间戳（十六进制小写）
+    const expirationTimestamp = Math.floor(Date.now() / 1000) + expirationTime;
+    const t = expirationTimestamp.toString(16).toLowerCase();
+
+    // 生成随机字符串（10位）
+    const us = Math.random().toString(36).substring(2, 12);
+
+    // 生成签名：MD5(KEY + Dir + t + us)
+    const signString = signKey + dir + t + us;
+    const sign = crypto.createHash('md5').update(signString).digest('hex');
+
+    // 拼接最终URL，参数顺序必须是：t, us, sign
+    const signedUrl = `${videoUrl}?t=${t}&us=${us}&sign=${sign}`;
+
+    console.log('=== VOD签名调试信息 ===');
+    console.log('原始URL:', videoUrl);
+    console.log('Dir路径:', dir);
+    console.log('过期时间t:', t);
+    console.log('随机字符串us:', us);
+    console.log('签名字符串:', signString);
+    console.log('MD5签名:', sign);
+    console.log('最终URL:', signedUrl);
+    console.log('=====================');
+
+    return signedUrl;
+  } catch (error) {
+    console.error('Generate signed URL error:', error);
+    return videoUrl;
+  }
+}
+
+// 获取COS客户端
+async function getCosClient() {
+  const [configs] = await db.query('SELECT * FROM vod_config LIMIT 1');
+
+  if (configs.length === 0 || !configs[0].secret_id || !configs[0].secret_key) {
+    throw new Error('COS configuration not found');
+  }
+
+  const config = configs[0];
+
+  return new COS({
+    SecretId: config.secret_id,
+    SecretKey: config.secret_key,
+  });
+}
+
+// 上传封面图到腾讯云COS
+async function uploadCoverToCos(fileBuffer, fileName, mimeType) {
+  try {
+    const [configs] = await db.query('SELECT * FROM vod_config LIMIT 1');
+
+    if (configs.length === 0 || !configs[0].cos_bucket) {
+      throw new Error('COS bucket not configured');
+    }
+
+    const config = configs[0];
+    const cos = await getCosClient();
+
+    // 生成唯一文件名
+    const ext = path.extname(fileName);
+    const timestamp = Date.now();
+    const randomStr = Math.random().toString(36).substring(2, 15);
+    const cosFileName = `${config.cos_path || 'video-covers/'}${timestamp}-${randomStr}${ext}`;
+
+    // 上传到COS
+    return new Promise((resolve, reject) => {
+      cos.putObject({
+        Bucket: config.cos_bucket,
+        Region: config.cos_region || 'ap-guangzhou',
+        Key: cosFileName,
+        Body: fileBuffer,
+        ContentType: mimeType,
+      }, (err, data) => {
+        if (err) {
+          console.error('COS upload error:', err);
+          reject(err);
+        } else {
+          // 构建访问URL
+          const url = `https://${config.cos_bucket}.cos.${config.cos_region || 'ap-guangzhou'}.myqcloud.com/${cosFileName}`;
+          console.log('Cover uploaded to COS:', url);
+          resolve(url);
+        }
+      });
+    });
+  } catch (error) {
+    console.error('Upload cover to COS failed:', error);
+    throw error;
+  }
+}
+
+// 从COS删除封面图
+async function deleteCoverFromCos(coverUrl) {
+  try {
+    const [configs] = await db.query('SELECT * FROM vod_config LIMIT 1');
+
+    if (configs.length === 0 || !configs[0].cos_bucket) {
+      console.log('COS bucket not configured');
+      return;
+    }
+
+    const config = configs[0];
+
+    // 检查是否是COS URL
+    if (!coverUrl.includes('.myqcloud.com/')) {
+      console.log('Not a COS URL, skipping deletion');
+      return;
+    }
+
+    // 从URL提取文件Key
+    const urlParts = coverUrl.split('.myqcloud.com/');
+    if (urlParts.length < 2) {
+      console.log('Invalid COS URL format');
+      return;
+    }
+
+    const fileKey = urlParts[1];
+    const cos = await getCosClient();
+
+    return new Promise((resolve, reject) => {
+      cos.deleteObject({
+        Bucket: config.cos_bucket,
+        Region: config.cos_region || 'ap-guangzhou',
+        Key: fileKey,
+      }, (err, data) => {
+        if (err) {
+          console.error('Failed to delete cover from COS:', err);
+          resolve(); // 即使删除失败也继续
+        } else {
+          console.log('Cover deleted from COS:', fileKey);
+          resolve();
+        }
+      });
+    });
+  } catch (error) {
+    console.error('Delete cover from COS error:', error);
+    // 不抛出错误，避免影响主流程
+  }
+}
+
+// 配置封面图上传（使用内存存储）
+const storage = multer.memoryStorage();
+
+const upload = multer({
+  storage: storage,
+  limits: {
+    fileSize: 10 * 1024 * 1024 // 10MB for cover images
+  },
+  fileFilter: (req, file, cb) => {
+    const allowedTypes = /jpeg|jpg|png|webp/;
+    const extname = allowedTypes.test(path.extname(file.originalname).toLowerCase());
+    const mimetype = allowedTypes.test(file.mimetype);
+
+    if (mimetype && extname) {
+      return cb(null, true);
+    } else {
+      cb(new Error('Only image files are allowed (jpg, jpeg, png, webp)'));
+    }
+  }
+});
+
+// ==================== 公开接口 ====================
+
+// 获取所有活跃视频（前台使用）
+router.get('/public', async (req, res) => {
+  try {
+    // 获取VOD配置以获取签名密钥
+    const [configs] = await db.query('SELECT sign_key FROM vod_config LIMIT 1');
+    const signKey = configs.length > 0 ? configs[0].sign_key : null;
+
+    const [videos] = await db.query(
+      'SELECT file_id, title_cn, title_en, desc_cn, desc_en, cover_url, video_url, duration FROM videos WHERE status = 1 ORDER BY sort_order ASC, id DESC'
+    );
+
+    // 为每个视频URL生成签名
+    const videosWithSignedUrls = videos.map(video => {
+      if (video.video_url && signKey) {
+        video.video_url = generateSignedUrl(video.video_url, signKey);
+      }
+      return video;
+    });
+
+    res.json({
+      success: true,
+      data: videosWithSignedUrls
+    });
+  } catch (error) {
+    console.error('Get public videos error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to fetch videos'
+    });
+  }
+});
+
+// ==================== VOD配置接口 ====================
+
+// 获取VOD配置
+router.get('/vod-config', requireAuth, async (req, res) => {
+  try {
+    const [configs] = await db.query('SELECT * FROM vod_config LIMIT 1');
+
+    if (configs.length === 0) {
+      return res.json({
+        success: true,
+        data: {
+          secret_id: '',
+          secret_key: '',
+          region: 'ap-guangzhou',
+          sub_app_id: '',
+          procedure: '',
+          storage_region: ''
+        }
+      });
+    }
+
+    // 隐藏部分密钥
+    const config = configs[0];
+    if (config.secret_key && config.secret_key.length > 8) {
+      config.secret_key_masked = config.secret_key.substring(0, 4) + '****' + config.secret_key.substring(config.secret_key.length - 4);
+    }
+
+    res.json({
+      success: true,
+      data: config
+    });
+  } catch (error) {
+    console.error('Get VOD config error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to fetch VOD configuration'
+    });
+  }
+});
+
+// 更新VOD配置
+router.put('/vod-config', requireAuth, async (req, res) => {
+  try {
+    const { secret_id, secret_key, region, sub_app_id, procedure, storage_region, cos_bucket, cos_region, cos_path, sign_key } = req.body;
+
+    if (!secret_id || !secret_key) {
+      return res.status(400).json({
+        success: false,
+        message: 'SecretId and SecretKey are required'
+      });
+    }
+
+    if (!cos_bucket) {
+      return res.status(400).json({
+        success: false,
+        message: 'COS存储桶名称必填'
+      });
+    }
+
+    // 检查是否存在配置
+    const [existing] = await db.query('SELECT id FROM vod_config LIMIT 1');
+
+    if (existing.length > 0) {
+      // 更新配置
+      await db.query(
+        'UPDATE vod_config SET secret_id = ?, secret_key = ?, region = ?, sub_app_id = ?, `procedure` = ?, storage_region = ?, cos_bucket = ?, cos_region = ?, cos_path = ?, sign_key = ? WHERE id = ?',
+        [secret_id, secret_key, region || 'ap-guangzhou', sub_app_id || '', procedure || '', storage_region || '', cos_bucket, cos_region || 'ap-guangzhou', cos_path || 'video-covers/', sign_key || '', existing[0].id]
+      );
+    } else {
+      // 插入新配置
+      await db.query(
+        'INSERT INTO vod_config (secret_id, secret_key, region, sub_app_id, `procedure`, storage_region, cos_bucket, cos_region, cos_path, sign_key) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)',
+        [secret_id, secret_key, region || 'ap-guangzhou', sub_app_id || '', procedure || '', storage_region || '', cos_bucket, cos_region || 'ap-guangzhou', cos_path || 'video-covers/', sign_key || '']
+      );
+    }
+
+    res.json({
+      success: true,
+      message: 'VOD configuration updated successfully'
+    });
+  } catch (error) {
+    console.error('Update VOD config error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to update VOD configuration'
+    });
+  }
+});
+
+// ==================== 视频管理接口 ====================
+
+// 获取所有视频列表
+router.get('/', requireAuth, async (req, res) => {
+  try {
+    const [videos] = await db.query(
+      'SELECT * FROM videos ORDER BY sort_order ASC, id DESC'
+    );
+
+    res.json({
+      success: true,
+      data: videos
+    });
+  } catch (error) {
+    console.error('Get videos error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to fetch videos'
+    });
+  }
+});
+
+// 获取单个视频
+router.get('/:id', requireAuth, async (req, res) => {
+  try {
+    const [videos] = await db.query(
+      'SELECT * FROM videos WHERE id = ?',
+      [req.params.id]
+    );
+
+    if (videos.length === 0) {
+      return res.status(404).json({
+        success: false,
+        message: 'Video not found'
+      });
+    }
+
+    res.json({
+      success: true,
+      data: videos[0]
+    });
+  } catch (error) {
+    console.error('Get video error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to fetch video'
+    });
+  }
+});
+
+// 创建视频记录（上传前）
+router.post('/', requireAuth, upload.single('cover'), async (req, res) => {
+  try {
+    const { title_cn, title_en, desc_cn, desc_en, file_id, video_url, duration, file_size, status } = req.body;
+
+    if (!title_cn || !title_en) {
+      return res.status(400).json({
+        success: false,
+        message: 'Title (CN & EN) are required'
+      });
+    }
+
+    let coverUrl = '';
+    if (req.file) {
+      // 上传封面图到腾讯云COS
+      try {
+        coverUrl = await uploadCoverToCos(req.file.buffer, req.file.originalname, req.file.mimetype);
+      } catch (uploadError) {
+        console.error('Failed to upload cover to COS:', uploadError);
+        return res.status(500).json({
+          success: false,
+          message: '封面图上传失败，请检查COS配置'
+        });
+      }
+    }
+
+    // 获取最大排序值
+    const [maxOrder] = await db.query('SELECT MAX(sort_order) as max_order FROM videos');
+    const sortOrder = (maxOrder[0].max_order || 0) + 1;
+
+    const [result] = await db.query(
+      'INSERT INTO videos (title_cn, title_en, desc_cn, desc_en, cover_url, file_id, video_url, duration, file_size, sort_order, status, upload_status) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)',
+      [title_cn, title_en, desc_cn || '', desc_en || '', coverUrl, file_id || '', video_url || '', duration || 0, file_size || 0, sortOrder, status || 2, 'pending']
+    );
+
+    res.json({
+      success: true,
+      message: 'Video record created successfully',
+      data: {
+        id: result.insertId,
+        title_cn,
+        title_en,
+        cover_url: coverUrl
+      }
+    });
+  } catch (error) {
+    console.error('Create video error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to create video record'
+    });
+  }
+});
+
+// 更新视频信息
+router.put('/:id', requireAuth, upload.single('cover'), async (req, res) => {
+  try {
+    const { title_cn, title_en, desc_cn, desc_en, status, sort_order, file_id, video_url, duration, file_size, upload_status } = req.body;
+    const videoId = req.params.id;
+
+    // 检查视频是否存在
+    const [existingVideo] = await db.query('SELECT * FROM videos WHERE id = ?', [videoId]);
+
+    if (existingVideo.length === 0) {
+      return res.status(404).json({
+        success: false,
+        message: 'Video not found'
+      });
+    }
+
+    let coverUrl = existingVideo[0].cover_url;
+
+    // 如果上传了新封面
+    if (req.file) {
+      // 删除旧封面（如果是本地文件）
+      if (existingVideo[0].cover_url && existingVideo[0].cover_url.startsWith('img/')) {
+        const oldCoverPath = path.join(__dirname, '../..', existingVideo[0].cover_url);
+        try {
+          await fs.unlink(oldCoverPath);
+        } catch (err) {
+          console.log('Old cover file not found or cannot be deleted');
+        }
+      }
+      // 上传新封面到COS
+      try {
+        coverUrl = await uploadCoverToCos(req.file.buffer, req.file.originalname, req.file.mimetype);
+      } catch (uploadError) {
+        console.error('Failed to upload cover to COS:', uploadError);
+        return res.status(500).json({
+          success: false,
+          message: '封面图上传失败'
+        });
+      }
+    } else if (file_id && !existingVideo[0].cover_url) {
+      // 如果有file_id且之前没有封面，尝试从腾讯云获取
+      try {
+        const vodCoverUrl = await getVideoCoverFromVod(file_id);
+        if (vodCoverUrl) {
+          coverUrl = vodCoverUrl;
+          console.log(`Auto-fetched cover from VOD: ${vodCoverUrl}`);
+        }
+      } catch (error) {
+        console.error('Failed to auto-fetch cover:', error);
+        // 继续执行，不影响主流程
+      }
+    }
+
+    await db.query(
+      'UPDATE videos SET title_cn = ?, title_en = ?, desc_cn = ?, desc_en = ?, cover_url = ?, status = ?, sort_order = ?, file_id = ?, video_url = ?, duration = ?, file_size = ?, upload_status = ? WHERE id = ?',
+      [
+        title_cn || existingVideo[0].title_cn,
+        title_en || existingVideo[0].title_en,
+        desc_cn !== undefined ? desc_cn : existingVideo[0].desc_cn,
+        desc_en !== undefined ? desc_en : existingVideo[0].desc_en,
+        coverUrl,
+        status !== undefined ? status : existingVideo[0].status,
+        sort_order !== undefined ? sort_order : existingVideo[0].sort_order,
+        file_id !== undefined ? file_id : existingVideo[0].file_id,
+        video_url !== undefined ? video_url : existingVideo[0].video_url,
+        duration !== undefined ? duration : existingVideo[0].duration,
+        file_size !== undefined ? file_size : existingVideo[0].file_size,
+        upload_status !== undefined ? upload_status : existingVideo[0].upload_status,
+        videoId
+      ]
+    );
+
+    res.json({
+      success: true,
+      message: 'Video updated successfully'
+    });
+  } catch (error) {
+    console.error('Update video error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to update video'
+    });
+  }
+});
+
+// 删除视频
+router.delete('/:id', requireAuth, async (req, res) => {
+  try {
+    const videoId = req.params.id;
+
+    // 获取视频信息
+    const [video] = await db.query('SELECT * FROM videos WHERE id = ?', [videoId]);
+
+    if (video.length === 0) {
+      return res.status(404).json({
+        success: false,
+        message: 'Video not found'
+      });
+    }
+
+    const videoData = video[0];
+
+    // 如果有file_id，从腾讯云VOD删除视频
+    if (videoData.file_id) {
+      try {
+        const client = await getVodClient();
+
+        // 调用删除媒体接口
+        const params = {
+          FileId: videoData.file_id
+        };
+
+        await client.DeleteMedia(params);
+        console.log(`Successfully deleted video from Tencent Cloud VOD: ${videoData.file_id}`);
+      } catch (vodError) {
+        console.error('Failed to delete video from VOD:', vodError);
+        // 继续删除数据库记录，即使VOD删除失败
+        // 可能视频已经在VOD中被删除了
+      }
+    }
+
+    // 删除封面文件
+    if (videoData.cover_url) {
+      if (videoData.cover_url.includes('.myqcloud.com/')) {
+        // 如果是COS URL，从COS删除
+        await deleteCoverFromCos(videoData.cover_url);
+      } else if (videoData.cover_url.startsWith('img/')) {
+        // 如果是本地文件，从本地删除
+        const coverPath = path.join(__dirname, '../..', videoData.cover_url);
+        try {
+          await fs.unlink(coverPath);
+        } catch (err) {
+          console.log('Cover file not found or cannot be deleted');
+        }
+      }
+    }
+
+    // 从数据库删除
+    await db.query('DELETE FROM videos WHERE id = ?', [videoId]);
+
+    res.json({
+      success: true,
+      message: 'Video deleted successfully from both database and Tencent Cloud VOD'
+    });
+  } catch (error) {
+    console.error('Delete video error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to delete video: ' + error.message
+    });
+  }
+});
+
+// ==================== 腾讯云VOD上传接口 ====================
+
+// 获取上传签名
+router.post('/upload-signature', requireAuth, async (req, res) => {
+  try {
+    const [configs] = await db.query('SELECT * FROM vod_config LIMIT 1');
+
+    if (configs.length === 0 || !configs[0].secret_id || !configs[0].secret_key) {
+      return res.status(400).json({
+        success: false,
+        message: 'VOD configuration not found. Please configure VOD settings first.'
+      });
+    }
+
+    const config = configs[0];
+    const currentTime = Math.floor(Date.now() / 1000);
+    const expireTime = currentTime + 86400; // 24小时有效期
+
+    // 构建签名原始字符串
+    const signatureParams = {
+      secretId: config.secret_id,
+      currentTimeStamp: currentTime,
+      expireTime: expireTime,
+      random: Math.floor(Math.random() * 1000000),
+    };
+
+    // 添加可选参数
+    if (config.procedure) {
+      signatureParams.procedure = config.procedure;
+    }
+    if (config.storage_region) {
+      signatureParams.storageRegion = config.storage_region;
+    }
+
+    // 构建原始字符串
+    const originalString = Object.keys(signatureParams)
+      .sort()
+      .map(key => `${key}=${signatureParams[key]}`)
+      .join('&');
+
+    // 使用 SecretKey 对原始字符串进行 HMAC-SHA1 加密
+    const hmac = crypto.createHmac('sha1', config.secret_key);
+    const signature = hmac.update(originalString).digest();
+
+    // 将加密后的字符串和原始字符串拼接
+    const signatureStr = Buffer.concat([signature, Buffer.from(originalString)]).toString('base64');
+
+    res.json({
+      success: true,
+      data: {
+        signature: signatureStr,
+        region: config.region,
+        sub_app_id: config.sub_app_id
+      }
+    });
+  } catch (error) {
+    console.error('Generate upload signature error:', error);
+    res.status(500).json({
+      success: false,
+      message: 'Failed to generate upload signature'
+    });
+  }
+});
+
+module.exports = router;
diff --git a/backend/server.js b/backend/server.js
new file mode 100644
index 0000000..78e2dd6
--- /dev/null
+++ b/backend/server.js
@@ -0,0 +1,74 @@
+const express = require('express');
+const session = require('express-session');
+const cors = require('cors');
+const path = require('path');
+require('dotenv').config();
+
+const app = express();
+const PORT = process.env.PORT || 3000;
+
+// Middleware
+app.use(cors({
+  origin: true,
+  credentials: true
+}));
+app.use(express.json());
+app.use(express.urlencoded({ extended: true }));
+
+// Session configuration
+app.use(session({
+  secret: process.env.SESSION_SECRET || 'xuking_origin_secret_key',
+  resave: false,
+  saveUninitialized: false,
+  cookie: {
+    secure: false, // set to true if using https
+    httpOnly: true,
+    maxAge: 24 * 60 * 60 * 1000 // 24 hours
+  }
+}));
+
+// Serve static files from parent directory
+app.use(express.static(path.join(__dirname, '..')));
+app.use('/admin', express.static(path.join(__dirname, 'public')));
+
+// API Routes
+const authRoutes = require('./routes/auth');
+const partnerRoutes = require('./routes/partners');
+const configRoutes = require('./routes/config');
+const videoRoutes = require('./routes/videos');
+
+app.use('/api/auth', authRoutes);
+app.use('/api/partners', partnerRoutes);
+app.use('/api/config', configRoutes);
+app.use('/api/videos', videoRoutes);
+
+// Admin panel routes
+app.get('/admin', (req, res) => {
+  res.sendFile(path.join(__dirname, 'public', 'index.html'));
+});
+
+app.get('/admin/*', (req, res) => {
+  res.sendFile(path.join(__dirname, 'public', 'index.html'));
+});
+
+// Root redirect
+app.get('/', (req, res) => {
+  res.sendFile(path.join(__dirname, '..', 'index.html'));
+});
+
+// Error handling middleware
+app.use((err, req, res, next) => {
+  console.error(err.stack);
+  res.status(500).json({
+    success: false,
+    message: 'Something went wrong!',
+    error: process.env.NODE_ENV === 'development' ? err.message : undefined
+  });
+});
+
+// Start server
+app.listen(PORT, () => {
+  console.log(`\n🚀 Server running on http://localhost:${PORT}`);
+  console.log(`📊 Admin panel: http://localhost:${PORT}/admin`);
+  console.log(`🌐 Website: http://localhost:${PORT}\n`);
+});
diff --git a/config/partners.json b/config/partners.json
deleted file mode 100644
index 14bedb8..0000000
--- a/config/partners.json
+++ /dev/null
@@ -1,37 +0,0 @@
-[
-    {
-        "name": "vivo",
-        "logo": "img/logo/vivo.png",
-        "url": ""
-    },
-    {
-        "name": "BOE",
-        "logo": "img/logo/boe.png",
-        "url": ""
-    },
-        {
-        "name": "北京大运河博物馆-首都博物馆东馆",
-        "logo": "img/logo/bwg.png",
-        "url": ""
-    },
-        {
-        "name": "江西日报",
-        "logo": "img/logo/jxrb.png",
-        "url": ""
-    },
-        {
-        "name": "丽江市文化和旅游局",
-        "logo": "img/logo/ljs.png",
-        "url": ""
-    },
-        {
-        "name": "Meta",
-        "logo": "img/logo/meta.png",
-        "url": ""
-    },
-        {
-        "name": "中国文化传媒",
-        "logo": "img/logo/zgwhcm.png",
-        "url": ""
-    }
-]
diff --git a/config/video-cn.json b/config/video-cn.json
deleted file mode 100644
index 6d54443..0000000
--- a/config/video-cn.json
+++ /dev/null
@@ -1,158 +0,0 @@
-[
-  {
-    "src": "video/数字企业-MR园区展示制作.mp4",
-    "preview": "数字企业-MR园区展示制作",
-    "title": "数字企业-MR园区展示制作",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/智慧文旅-MR大空间制作.mp4",
-    "preview": "智慧文旅-MR大空间制作",
-    "title": "智慧文旅-MR大空间制作",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/XR游戏-定制游戏制作.mp4",
-    "preview": "XR游戏-定制游戏制作",
-    "title": "XR游戏-定制游戏制作",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/房产土地-VR可移动观览制作.mp4",
-    "preview": "房产土地-VR可移动观览制作",
-    "title": "房产土地-VR可移动观览制作",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/MR古建筑.mp4",
-    "preview": "MR古建筑",
-    "title": "MR古建筑",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/国博MR展示.mp4",
-    "preview": "国博MR展示",
-    "title": "国博MR展示",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/传统复兴-文化传承教育.mp4",
-    "preview": "传统复兴-文化传承教育",
-    "title": "传统复兴-文化传承教育",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/生产制造工农业-展示制作.mp4",
-    "preview": "生产制造工农业-展示制作",
-    "title": "生产制造工农业-展示制作",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/建筑家庭·实景装修制作.mp4",
-    "preview": "建筑家庭·实景装修制作",
-    "title": "建筑家庭·实景装修制作",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/Mobile应用移植.mp4",
-    "preview": "Mobile应用移植",
-    "title": "Mobile应用移植",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/VR博物馆-互动式展示制作.mp4",
-    "preview": "VR博物馆-互动式展示制作",
-    "title": "VR博物馆-互动式展示制作",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/XR课件-生物课程教学.mp4",
-    "preview": "XR课件-生物课程教学",
-    "title": "XR课件-生物课程教学",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/游戏定制-XR塔防游戏.mp4",
-    "preview": "游戏定制-XR塔防游戏",
-    "title": "游戏定制-XR塔防游戏",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/3D数字人-AR全息演绎.mp4",
-    "preview": "3D数字人-AR全息演绎",
-    "title": "3D数字人-AR全息演绎",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/AR桌游-线下社交.mp4",
-    "preview": "AR桌游-线下社交",
-    "title": "AR桌游-线下社交",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/VIVO-桌鼓达人.mp4",
-    "preview": "VIVO-桌鼓达人",
-    "title": "VIVO-桌鼓达人",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/兵马俑博物馆-青铜车马复原.mp4",
-    "preview": "兵马俑博物馆-青铜车马复原",
-    "title": "兵马俑博物馆-青铜车马复原",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/大空间侏罗纪-MR虚拟实结合.mp4",
-    "preview": "大空间侏罗纪-MR虚拟实结合",
-    "title": "大空间侏罗纪-MR虚拟实结合",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/山海经-灵气复苏.mp4",
-    "preview": "山海经-灵气复苏",
-    "title": "山海经-灵气复苏",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/VR大空间-秦始皇陵.mp4",
-    "preview": "大空间-秦始皇陵",
-    "title": "大空间-秦始皇陵",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/MR丧尸入侵现实.mp4",
-    "preview": "MR丧尸入侵现实",
-    "title": "MR丧尸入侵现实",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/游船MR-大空间娱乐.mp4",
-    "preview": "游船MR-大空间娱乐",
-    "title": "游船MR-大空间娱乐",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/XR多人互动展览馆.mp4",
-    "preview": "XR多人互动展览馆",
-    "title": "XR多人互动展览馆",
-    "desc": "XR多人互动展览馆"
-  },
-  {
-    "src": "video/大空间-中国家风.mp4",
-    "preview": "大空间-传统家风文明化",
-    "title": "大空间-传统家风文明化",
-    "desc": "大空间-传统家风文明化"
-  },
-  {
-    "src": "video/超清VR大空间-古堡漫游.mp4",
-    "preview": "超清VR大空间-古堡漫游",
-    "title": "超清VR大空间-古堡漫游",
-    "desc": "合作客户案例"
-  },
-  {
-    "src": "video/超清VR-坐式观览.mp4",
-    "preview": "超清VR-坐式观览",
-    "title": "超清VR-坐式观览",
-    "desc": "合作客户案例"
-  }
-]
\ No newline at end of file
diff --git a/config/video-en.json b/config/video-en.json
deleted file mode 100644
index 4618cdc..0000000
--- a/config/video-en.json
+++ /dev/null
@@ -1,158 +0,0 @@
-[
-  {
-    "src": "video/数字企业-MR园区展示制作.mp4",
-    "preview": "数字企业-MR园区展示制作",
-    "title": "Digital Enterprise - MR Park Display Production",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/智慧文旅-MR大空间制作.mp4",
-    "preview": "智慧文旅-MR大空间制作",
-    "title": "Smart Cultural Tourism - MR Large Space Production",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/XR游戏-定制游戏制作.mp4",
-    "preview": "XR游戏-定制游戏制作",
-    "title": "XR Game - Custom Game Production",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/房产土地-VR可移动观览制作.mp4",
-    "preview": "房产土地-VR可移动观览制作",
-    "title": "Real Estate - VR Mobile Viewing Production",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/MR古建筑.mp4",
-    "preview": "MR古建筑",
-    "title": "MR Ancient Architecture",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/国博MR展示.mp4",
-    "preview": "国博MR展示",
-    "title": "National Museum MR Display",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/传统复兴-文化传承教育.mp4",
-    "preview": "传统复兴-文化传承教育",
-    "title": "Traditional Revival - Cultural Heritage Education",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/生产制造工农业-展示制作.mp4",
-    "preview": "生产制造工农业-展示制作",
-    "title": "Manufacturing & Agriculture - Display Production",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/建筑家庭·实景装修制作.mp4",
-    "preview": "建筑家庭·实景装修制作",
-    "title": "Architecture & Home - Real Scene Decoration",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/Mobile应用移植.mp4",
-    "preview": "Mobile应用移植",
-    "title": "Mobile Application Porting",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/VR博物馆-互动式展示制作.mp4",
-    "preview": "VR博物馆-互动式展示制作",
-    "title": "VR Museum - Interactive Display Production",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/XR课件-生物课程教学.mp4",
-    "preview": "XR课件-生物课程教学",
-    "title": "XR Courseware - Biology Teaching",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/游戏定制-XR塔防游戏.mp4",
-    "preview": "游戏定制-XR塔防游戏",
-    "title": "Game Customization - XR Tower Defense",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/3D数字人-AR全息演绎.mp4",
-    "preview": "3D数字人-AR全息演绎",
-    "title": "3D Digital Human - AR Holographic Performance",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/AR桌游-线下社交.mp4",
-    "preview": "AR桌游-线下社交",
-    "title": "AR Board Game - Offline Social",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/VIVO-桌鼓达人.mp4",
-    "preview": "VIVO-桌鼓达人",
-    "title": "VIVO - Table Drum Master",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/兵马俑博物馆-青铜车马复原.mp4",
-    "preview": "兵马俑博物馆-青铜车马复原",
-    "title": "Terracotta Warriors Museum - Bronze Chariot Restoration",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/大空间侏罗纪-MR虚拟实结合.mp4",
-    "preview": "大空间侏罗纪-MR虚拟实结合",
-    "title": "Large Space Jurassic - MR Virtual-Reality Fusion",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/山海经-灵气复苏.mp4",
-    "preview": "山海经-灵气复苏",
-    "title": "Classic of Mountains and Seas - Spiritual Revival",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/VR大空间-秦始皇陵.mp4",
-    "preview": "大空间-秦始皇陵",
-    "title": "Large Space - Mausoleum of the First Qin Emperor",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/MR丧尸入侵现实.mp4",
-    "preview": "MR丧尸入侵现实",
-    "title": "MR Zombie Invasion Reality",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/游船MR-大空间娱乐.mp4",
-    "preview": "游船MR-大空间娱乐",
-    "title": "Cruise Ship MR - Large Space Entertainment",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/XR多人互动展览馆.mp4",
-    "preview": "XR多人互动展览馆",
-    "title": "XR Multiplayer Interactive Exhibition Hall",
-    "desc": "XR Multiplayer Interactive Exhibition Hall"
-  },
-  {
-    "src": "video/大空间-中国家风.mp4",
-    "preview": "大空间-传统家风文明化",
-    "title": "Large Space - Traditional Chinese Family Values",
-    "desc": "Large Space - Traditional Chinese Family Values"
-  },
-  {
-    "src": "video/超清VR大空间-古堡漫游.mp4",
-    "preview": "Ultra-clear VR large space-castle roaming",
-    "title": "超清VR大空间-古堡漫游",
-    "desc": "Client Case Study"
-  },
-  {
-    "src": "video/超清VR-坐式观览.mp4",
-    "preview": "超清VR-坐式观览",
-    "title": "Ultra-clear VR- sitting view",
-    "desc": "Client Case Study"
-  }
-]
diff --git a/css/style.css b/css/style.css
index f669236..ac3ad60 100644
--- a/css/style.css
+++ b/css/style.css
@@ -389,9 +389,6 @@ header.scrolled {
     object-fit: contain;
     filter: grayscale(100%);
     transition: var(--transition);
-}
-
-.partner-logo:hover img {
     filter: grayscale(0%);
 }
 
diff --git a/img/preview/3D数字人-AR全息演绎.png b/img/preview/3D数字人-AR全息演绎.png
deleted file mode 100644
index 47b1e16..0000000
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diff --git a/img/preview/AR桌游-线下社交.png b/img/preview/AR桌游-线下社交.png
deleted file mode 100644
index 923ded1..0000000
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diff --git a/img/preview/MR丧尸入侵现实.png b/img/preview/MR丧尸入侵现实.png
deleted file mode 100644
index d959990..0000000
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diff --git a/img/preview/MR古建筑.png b/img/preview/MR古建筑.png
deleted file mode 100644
index 0a51df8..0000000
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diff --git a/img/preview/Mobile应用移植.png b/img/preview/Mobile应用移植.png
deleted file mode 100644
index 747c72e..0000000
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diff --git a/img/preview/VIVO-桌鼓达人.png b/img/preview/VIVO-桌鼓达人.png
deleted file mode 100644
index f091ae9..0000000
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diff --git a/img/preview/VR博物馆-互动式展示制作.png b/img/preview/VR博物馆-互动式展示制作.png
deleted file mode 100644
index c7ba7be..0000000
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diff --git a/img/preview/XR多人互动展览馆.png b/img/preview/XR多人互动展览馆.png
deleted file mode 100644
index d79f752..0000000
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diff --git a/img/preview/XR游戏-定制游戏制作.png b/img/preview/XR游戏-定制游戏制作.png
deleted file mode 100644
index a2ba737..0000000
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diff --git a/img/preview/XR课件-生物课程教学.png b/img/preview/XR课件-生物课程教学.png
deleted file mode 100644
index 6d5dfa0..0000000
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diff --git a/img/preview/XR课件.png b/img/preview/XR课件.png
deleted file mode 100644
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diff --git a/img/preview/传统复兴-文化传承教育.png b/img/preview/传统复兴-文化传承教育.png
deleted file mode 100644
index 37b30f5..0000000
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diff --git a/img/preview/兵马俑博物馆-青铜车马复原.png b/img/preview/兵马俑博物馆-青铜车马复原.png
deleted file mode 100644
index b698c78..0000000
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diff --git a/img/preview/唯有大秦.png b/img/preview/唯有大秦.png
deleted file mode 100644
index bb56bea..0000000
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diff --git a/img/preview/国博MR展示.png b/img/preview/国博MR展示.png
deleted file mode 100644
index 55895a4..0000000
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diff --git a/img/preview/大空间-传统家风文明化.png b/img/preview/大空间-传统家风文明化.png
deleted file mode 100644
index 50976b8..0000000
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diff --git a/img/preview/大空间-秦始皇陵.png b/img/preview/大空间-秦始皇陵.png
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index bb56bea..0000000
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diff --git a/img/preview/大空间侏罗纪-MR虚拟实结合.png b/img/preview/大空间侏罗纪-MR虚拟实结合.png
deleted file mode 100644
index 799b431..0000000
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diff --git a/img/preview/山海经-灵气复苏.png b/img/preview/山海经-灵气复苏.png
deleted file mode 100644
index 61f53cf..0000000
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diff --git a/img/preview/建筑家庭·实景装修制作.png b/img/preview/建筑家庭·实景装修制作.png
deleted file mode 100644
index 438acbc..0000000
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diff --git a/img/preview/房产土地-VR可移动观览制作.png b/img/preview/房产土地-VR可移动观览制作.png
deleted file mode 100644
index 31f6ae7..0000000
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diff --git a/img/preview/数字企业-MR园区展示制作.png b/img/preview/数字企业-MR园区展示制作.png
deleted file mode 100644
index 4c002f5..0000000
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diff --git a/img/preview/智慧文旅-MR大空间制作.png b/img/preview/智慧文旅-MR大空间制作.png
deleted file mode 100644
index 64903bb..0000000
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diff --git a/img/preview/游戏定制-XR塔防游戏.png b/img/preview/游戏定制-XR塔防游戏.png
deleted file mode 100644
index e469b4b..0000000
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diff --git a/img/preview/游船MR-大空间娱乐.png b/img/preview/游船MR-大空间娱乐.png
deleted file mode 100644
index 9812576..0000000
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diff --git a/img/preview/生产制造工农业-展示制作.png b/img/preview/生产制造工农业-展示制作.png
deleted file mode 100644
index 135efe7..0000000
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diff --git a/img/preview/超清VR-坐式观览.png b/img/preview/超清VR-坐式观览.png
deleted file mode 100644
index cfdc165..0000000
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diff --git a/img/preview/超清VR大空间-古堡漫游.png b/img/preview/超清VR大空间-古堡漫游.png
deleted file mode 100644
index 716a9e2..0000000
Binary files a/img/preview/超清VR大空间-古堡漫游.png and /dev/null differ
diff --git a/js/main.js b/js/main.js
index 4123489..45e102e 100644
--- a/js/main.js
+++ b/js/main.js
@@ -21,7 +21,7 @@ async function loadLanguage(lang) {
 
         // Reload services and cases with new language
         loadServices();
-        loadCases();
+        loadCases(); // 重新加载视频以更新语言
     } catch (err) {
         console.error("加载语言文件失败:", err);
     }
@@ -92,10 +92,17 @@ async function loadServices() {
 
 async function loadPartners() {
     try {
-        const res = await fetch("config/partners.json");
-        const partners = await res.json();
+        // 从后台 API 获取合作伙伴数据
+        const res = await fetch("/api/partners/public");
+        const result = await res.json();
 
+        if (!result.success) {
+            throw new Error(result.message || '获取合作伙伴数据失败');
+        }
+
+        const partners = result.data;
         const grid = document.getElementById("partnersGrid");
+        grid.innerHTML = ''; // 清空现有内容
 
         partners.forEach(item => {
             const partnerCard = document.createElement("div");
@@ -122,6 +129,9 @@ async function loadPartners() {
         });
     } catch (err) {
         console.error("加载合作伙伴失败:", err);
+        // 显示友好的错误提示
+        const grid = document.getElementById("partnersGrid");
+        grid.innerHTML = '<p style="text-align: center; color: #666;">暂无合作伙伴数据</p>';
     }
 }
 
@@ -153,25 +163,34 @@ document.addEventListener("DOMContentLoaded", () => {
 
 async function loadCases() {
     try {
-        // 读取 config/video-{lang}.json
-        const res = await fetch(`config/video-${currentLang}.json`);
-        const cases = await res.json();
+        // 从后台 API 获取视频数据
+        const res = await fetch('/api/videos/public');
+        const result = await res.json();
 
+        if (!result.success) {
+            throw new Error(result.message || '获取视频数据失败');
+        }
+
+        const cases = result.data;
         const grid = document.getElementById("casesGrid");
         grid.innerHTML = ''; // Clear existing content
 
+        // 根据当前语言选择标题和描述
         cases.forEach(item => {
             const card = document.createElement("div");
             card.className = "case-card";
-            card.setAttribute("data-video", item.src);
-            const previewPath = "img/preview/" + item.preview + ".png";
-            // 用 preview 图片当封面
+            card.setAttribute("data-video", item.video_url);
+
+            const title = currentLang === 'cn' ? item.title_cn : item.title_en;
+            const desc = currentLang === 'cn' ? item.desc_cn : item.desc_en;
+
+            // 使用封面图
             card.innerHTML = `
-                <img src="${previewPath}" alt="${item.title}" class="case-preview">
+                <img src="${item.cover_url}" alt="${title}" class="case-preview">
                 <div class="play-button"><i class="fa-solid fa-play"></i></div>
                 <div class="case-overlay">
-                    <h3>${item.title}</h3>
-                    <p>${item.desc}</p>
+                    <h3>${title}</h3>
+                    <p>${desc || ''}</p>
                 </div>
             `;
 
@@ -182,6 +201,9 @@ async function loadCases() {
         bindVideoModal();
     } catch (err) {
         console.error("加载案例失败:", err);
+        // 显示友好的错误提示
+        const grid = document.getElementById("casesGrid");
+        grid.innerHTML = '<p style="text-align: center; color: #666;">暂无视频数据</p>';
     }
 }
 
diff --git a/readme.md b/readme.md
deleted file mode 100644
index 5593252..0000000
--- a/readme.md
+++ /dev/null
@@ -1,9 +0,0 @@
-All configurations of the current website are dynamically read. By reading the configurations in the config directory,
-
-Main.js in the js directory reads all the corresponding configuration files by distinguishing languages.
-
-Img/preview in img directory stores previews of videos.
-
-Img/logo in img directory stores the logo pictures of the partners.
-
-The img/CARD directory under the IMG directory stores the pictures displayed by the website cards.
\ No newline at end of file
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