* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
        }
        
        body {
            line-height: 1.6;
            color: #333;
            background-color: #f9f9f9;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 头部样式 */
        header {
            background: linear-gradient(135deg, #0066cc 0%, #0099cc 100%);
            color: white;
            padding: 20px 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            font-size: 24px;
            font-weight: bold;
        }
        
        .logo i {
            margin-right: 10px;
            font-size: 28px;
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin-left: 25px;
        }
        
        nav ul li a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s;
            padding: 5px 10px;
            border-radius: 4px;
        }
        
        nav ul li a:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }
        
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
        }
        
        /* 英雄区域样式 */
        .hero {
            background: linear-gradient(rgba(0, 102, 204, 0.85), rgba(0, 153, 204, 0.9)), url('https://images.unsplash.com/photo-1519389950473-47ba0277781c?ixlib=rb-1.2.1&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            text-align: center;
            padding: 80px 20px;
            margin-bottom: 40px;
        }
        
        .hero h1 {
            font-size: 2.8rem;
            margin-bottom: 20px;
            text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
        }
        
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 30px;
        }
        
        .cta-button {
            display: inline-block;
            background-color: #ff6600;
            color: white;
            padding: 15px 40px;
            text-decoration: none;
            border-radius: 50px;
            font-weight: bold;
            font-size: 1.1rem;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(255, 102, 0, 0.3);
        }
        
        .cta-button:hover {
            background-color: #e55a00;
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(255, 102, 0, 0.4);
        }
        
        /* 主要内容区域样式 */
        section {
            padding: 60px 0;
            border-bottom: 1px solid #eee;
        }
        
        section:last-child {
            border-bottom: none;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 50px;
            color: #0066cc;
            position: relative;
        }
        
        .section-title:after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background-color: #ff6600;
            margin: 15px auto;
            border-radius: 2px;
        }
        
        /* 套餐区域样式 */
        .plans-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }
        
        .plan-card {
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            overflow: hidden;
            transition: transform 0.3s, box-shadow 0.3s;
            border-top: 5px solid #0066cc;
        }
        
        .plan-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        
        .plan-header {
            background-color: #f0f9ff;
            padding: 25px 20px;
            text-align: center;
            border-bottom: 1px solid #eee;
        }
        
        .plan-name {
            font-size: 1.4rem;
            color: #0066cc;
            margin-bottom: 10px;
        }
        
        .plan-price {
            font-size: 2.2rem;
            font-weight: bold;
            color: #333;
        }
        
        .plan-price span {
            font-size: 1rem;
            color: #666;
        }
        
        .plan-details {
            padding: 25px 20px;
        }
        
        .plan-details ul {
            list-style: none;
            margin-bottom: 25px;
        }
        
        .plan-details ul li {
            padding: 10px 0;
            border-bottom: 1px dashed #eee;
            display: flex;
            align-items: center;
        }
        
        .plan-details ul li i {
            color: #0099cc;
            margin-right: 10px;
        }
        
        .plan-details ul li:last-child {
            border-bottom: none;
        }
        
        .plan-button {
            display: block;
            background-color: #0066cc;
            color: white;
            text-align: center;
            padding: 12px;
            text-decoration: none;
            border-radius: 6px;
            font-weight: 500;
            transition: background-color 0.3s;
        }
        
        .plan-button:hover {
            background-color: #0055aa;
        }
        
        /* 办理流程样式 */
        .process-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
        }
        
        .process-step {
            background-color: white;
            padding: 30px 20px;
            border-radius: 10px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            position: relative;
        }
        
        .step-number {
            display: inline-block;
            width: 50px;
            height: 50px;
            background-color: #0066cc;
            color: white;
            border-radius: 50%;
            line-height: 50px;
            font-size: 1.5rem;
            font-weight: bold;
            margin-bottom: 20px;
        }
        
        /* 覆盖区域样式 */
        .coverage-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .coverage-item {
            background-color: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .coverage-item h3 {
            color: #0066cc;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .coverage-item h3 i {
            margin-right: 10px;
        }
        
        /* 教程和技巧样式 */
        .tutorial-container, .tips-container, .faq-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .tutorial-item, .tips-item, .faq-item {
            background-color: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .tutorial-item h3, .tips-item h3, .faq-item h3 {
            color: #0066cc;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .tutorial-item h3 i, .tips-item h3 i, .faq-item h3 i {
            margin-right: 10px;
        }
        
        /* 页脚样式 */
        footer {
            background-color: #003366;
            color: white;
            padding: 50px 0 20px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-section h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            color: #4da6ff;
        }
        
        .footer-section ul {
            list-style: none;
        }
        
        .footer-section ul li {
            margin-bottom: 10px;
        }
        
        .footer-section ul li a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-section ul li a:hover {
            color: white;
        }
        
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        
        /* 移动端适配 */
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                text-align: center;
            }
            
            .logo {
                margin-bottom: 15px;
            }
            
            nav ul {
                justify-content: center;
                flex-wrap: wrap;
            }
            
            nav ul li {
                margin: 5px 10px;
            }
            
            .hero h1 {
                font-size: 2rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .mobile-menu-btn {
                display: block;
                position: absolute;
                top: 20px;
                right: 20px;
            }
            
            .mobile-menu {
                display: none;
                width: 100%;
                background-color: #0055aa;
                padding: 15px 0;
            }
            
            .mobile-menu.active {
                display: block;
            }
            
            .mobile-menu ul {
                flex-direction: column;
                text-align: center;
            }
            
            .mobile-menu ul li {
                margin: 10px 0;
            }
            
            .plans-container, .process-container, .coverage-container, 
            .tutorial-container, .tips-container, .faq-container {
                grid-template-columns: 1fr;
            }
            
            section {
                padding: 40px 0;
            }
        }
        
        /* 提示框样式 */
        .note-box {
            background-color: #f0f9ff;
            border-left: 4px solid #0066cc;
            padding: 20px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        
        .important-note {
            background-color: #fff8e6;
            border-left: 4px solid #ffcc00;
            padding: 20px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        
        /* 表格样式 */
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            background-color: white;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            border-radius: 8px;
            overflow: hidden;
        }
        
        .comparison-table th, .comparison-table td {
            padding: 15px;
            text-align: left;
            border-bottom: 1px solid #eee;
        }
        
        .comparison-table th {
            background-color: #0066cc;
            color: white;
            font-weight: 600;
        }
        
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        
        .comparison-table tr:hover {
            background-color: #f9f9f9;
        }