/* 全局样式 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 头部样式 */
        header {
            background: linear-gradient(135deg, #1a3a5f 0%, #2c5282 100%);
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
        }
        
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            display: flex;
            align-items: center;
        }
        
        .logo span {
            color: #63b3ed;
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin-left: 30px;
        }
        
        nav ul li a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            padding: 8px 12px;
            border-radius: 4px;
        }
        
        nav ul li a:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        
        /* 英雄区域 */
        .hero {
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="1200" height="600" viewBox="0 0 1200 600"><rect fill="%231a3a5f" width="1200" height="600"/><path fill="%232c5282" d="M0,192L48,208C96,224,192,256,288,272C384,288,480,288,576,261.3C672,235,768,181,864,165.3C960,149,1056,171,1152,165.3C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
            background-size: cover;
            color: white;
            text-align: center;
            padding: 100px 20px;
            position: relative;
        }
        
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }
        
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        }
        
        .hero p {
            font-size: 1.4rem;
            margin-bottom: 30px;
            opacity: 0.9;
        }
        
        .cta-button {
            display: inline-block;
            background-color: #4299e1;
            color: white;
            text-decoration: none;
            padding: 15px 40px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.2rem;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(66, 153, 225, 0.4);
        }
        
        .cta-button:hover {
            background-color: #3182ce;
            transform: translateY(-3px);
            box-shadow: 0 7px 20px rgba(66, 153, 225, 0.6);
        }
        
        /* 服务部分 */
        .services {
            padding: 100px 0;
            background-color: white;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-header h2 {
            font-size: 2.5rem;
            color: #2d3748;
            margin-bottom: 15px;
        }
        
        .section-header p {
            color: #718096;
            max-width: 700px;
            margin: 0 auto;
            font-size: 1.2rem;
        }
        
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .service-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            border-top: 4px solid #4299e1;
        }
        
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        
        .service-card-content {
            padding: 30px;
        }
        
        .service-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: #2d3748;
        }
        
        .service-card p {
            color: #4a5568;
            margin-bottom: 20px;
        }
        
        .highlight {
            background-color: #ebf8ff;
            padding: 20px;
            border-radius: 8px;
            margin-top: 20px;
            border-left: 4px solid #4299e1;
        }
        
        /* 运维流程 */
        .workflow {
            padding: 100px 0;
            background-color: #f7fafc;
        }
        
        .process-container {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            position: relative;
            margin-top: 50px;
        }
        
        .process-container::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 10%;
            width: 80%;
            height: 2px;
            background: #cbd5e0;
            z-index: 1;
        }
        
        .process-step {
            position: relative;
            width: 20%;
            text-align: center;
            z-index: 2;
        }
        
        .step-circle {
            width: 80px;
            height: 80px;
            background: #4299e1;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            color: white;
            font-weight: bold;
            font-size: 1.5rem;
            box-shadow: 0 5px 15px rgba(66, 153, 225, 0.3);
        }
        
        .process-step h4 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: #2d3748;
        }
        
        .process-step p {
            color: #718096;
            font-size: 0.95rem;
        }
        
        /* 优势部分 */
        .advantages {
            padding: 100px 0;
            background-color: white;
        }
        
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }
        
        .advantage-card {
            text-align: center;
            padding: 30px;
            border-radius: 10px;
            transition: all 0.3s ease;
        }
        
        .advantage-card:hover {
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transform: translateY(-5px);
        }
        
        .advantage-icon {
            font-size: 3rem;
            color: #4299e1;
            margin-bottom: 20px;
        }
        
        .advantage-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: #2d3748;
        }
        
        .advantage-card p {
            color: #4a5568;
        }
        
        /* CTA部分 */
        .cta-section {
            background: linear-gradient(135deg, #2c5282 0%, #1a3a5f 100%);
            color: white;
            text-align: center;
            padding: 80px 20px;
        }
        
        .cta-section h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }
        
        .cta-section p {
            max-width: 700px;
            margin: 0 auto 30px;
            font-size: 1.2rem;
            opacity: 0.9;
        }
        
        /* 页脚 */
        footer {
            background-color: #1a202c;
            color: #a0aec0;
            padding: 60px 0 30px;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-column h3 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background: #4299e1;
        }
        
        .footer-column ul {
            list-style: none;
        }
        
        .footer-column ul li {
            margin-bottom: 10px;
        }
        
        .footer-column ul li a {
            color: #a0aec0;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        .footer-column ul li a:hover {
            color: #4299e1;
            padding-left: 5px;
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #2d3748;
            font-size: 0.9rem;
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                text-align: center;
            }
            
            nav ul {
                margin-top: 20px;
                justify-content: center;
            }
            
            nav ul li {
                margin: 0 10px;
            }
            
            .hero h1 {
                font-size: 2.5rem;
            }
            
            .process-step {
                width: 50%;
                margin-bottom: 40px;
            }
            
            .process-container::before {
                display: none;
            }
        }
        
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 2rem;
            }
            
            .service-grid, .advantage-grid {
                grid-template-columns: 1fr;
            }
            
            .process-step {
                width: 100%;
            }
        }