* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Microsoft YaHei', Arial, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
        }
        
        /* 导航栏 */
        .navbar {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(0, 0, 0, 0.9);
            z-index: 1000;
            padding: 5 0;
            transition: all 0.4s ease;
        }
        
        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 20px;
        }
        
        .logo {
            color: #fff;
            font-size: 24px;
            font-weight: bold;
            text-decoration: none;
        }
        
        .nav-menu {
            display: flex;
            list-style: none;
        }
        
        .nav-menu li {
            margin-left: 30px;
        }
        
        .nav-menu a {
            color: #fff;
            text-decoration: none;
            font-size: 16px;
            transition: color 0.3s ease;
        }
        
        .nav-menu a:hover {
            color: #ff6b35;
        }
        
        /* 轮播图区域 */
        .hero {
            height: 100vh;
            background-image: url(/img/DJI_20251204095707_0084_D_02.JPG);
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: white;
        }
        
        .hero-content {
            max-width: 800px;
            padding: 20px;
        }
        
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
        }
        
        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            text-shadow: 1px 1px 2px rgba(0,0,0,0.7);
        }
        
        .btn {
            display: inline-block;
            padding: 12px 30px;
            background: #ff6b35;
            color: white;
            text-decoration: none;
            border-radius: 5px;
            transition: background 0.3s ease;
        }
        
        .btn:hover {
            background: #e55a2b;
        }
        
        /* 内容区域 */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 80px 20px 40px;
        }
        
        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 50px;
            color: #2c3e50;
            position: relative;
        }
        
        .section-title::after {
            content: '';
            display: block;
            width: 80px;
            height: 4px;
            background: #ff6b35;
            margin: 15px auto;
        }
        
        /* 服务介绍 */
        .services {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-bottom: 60px;
        }
        
        .service-card {
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            text-align: center;
            transition: transform 0.3s ease;
        }
        
        .service-card:hover {
            transform: translateY(-10px);
        }
        
        .service-icon {
            font-size: 3rem;
            color: #ff6b35;
            margin-bottom: 20px;
        }
        
        .service-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: #2c3e50;
        }
        
        /* 作品展示 */
        .portfolio {
            margin-bottom: 60px;
        }
        
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }
        
        .portfolio-item {
            position: relative;
            border-radius: 10px;
            overflow: hidden;
            height: 200px;
            background: #ddd;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #333;
            font-weight: bold;
        }
        
        .portfolio-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.7);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        
        .portfolio-item:hover .portfolio-overlay {
            opacity: 1;
        }
        
        /* 关于我们 */
        .about {
            background: #fff;
            padding: 60px 0;
            margin-bottom: 60px;
        }
        
        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        
        .about-text h2 {
            font-size: 2rem;
            margin-bottom: 20px;
            color: #2c3e50;
        }
        
        .about-image {
            height: 400px;
            background: #ddd;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
        }
        
        /* 团队成员 */
        .team {
            margin-bottom: 60px;
        }
        
        .team-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }
        
        .team-member {
            text-align: center;
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        
        .member-avatar {
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: #ddd;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .team-member h3 {
            font-size: 1.3rem;
            margin-bottom: 5px;
            color: #2c3e50;
        }
        
        .team-member p {
            color: #666;
            margin-bottom: 15px;
        }
        
        /* 联系我们 */
        .contact {
            background: #2c3e50;
            color: white;
            padding: 60px 0;
            margin: 0 auto;
        }
        
        .contact-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }
        
        .contact-info h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
        }
        
        .contact-info p {
            margin-bottom: 10px;
            color: #ecf0f1;
        }
        
        .contact-form input,
        .contact-form textarea {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            border: none;
            border-radius: 5px;
        }
        
        .contact-form textarea {
            height: 120px;
            resize: vertical;
        }
        
        /* 页脚 */
        .footer {
            background: #1a252f;
            color: #ecf0f1;
            text-align: center;
            padding: 30px 0;
        }
        
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }
            
            .about-content {
                grid-template-columns: 1fr;
            }
            
            .nav-menu {
                display: none;
            }
        }