/* 基础样式重置 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Helvetica Neue', Arial, 'Microsoft YaHei', sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
        }
        
        a {
            text-decoration: none;
            color: inherit;
        }
        
        ul, ol {
            list-style: none;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .section-title {
            font-size: 2rem;
            text-align: center;
            color: #1a5fc0;
            margin: 50px 0 30px;
            position: relative;
            padding-bottom: 15px;
        }
        
        .section-title:after {
            content: '';
            position: absolute;
            width: 80px;
            height: 4px;
            background-color: #ff6b35;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 2px;
        }
        
        .btn {
            display: inline-block;
            background-color: #ff6b35;
            color: white;
            padding: 12px 30px;
            border-radius: 30px;
            font-weight: bold;
            text-align: center;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
        }
        
        .btn:hover {
            background-color: #e55a2b;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(255, 107, 53, 0.3);
        }
        
        .btn-large {
            padding: 15px 40px;
            font-size: 1.2rem;
        }
        
        /* 头部样式 */
        .header-top {
            background-color: #1a5fc0;
            color: white;
            padding: 10px 0;
            font-size: 0.9rem;
        }
        
        .header-top-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .contact-info span {
            margin-right: 20px;
        }
        
        .contact-info i {
            margin-right: 5px;
        }
        
        .header {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        
        .logo {
            display: flex;
            align-items: center;
        }
        
        .logo-icon {
            font-size: 2.5rem;
            color: #1a5fc0;
            margin-right: 10px;
        }
        
        .logo-text h1 {
            font-size: 1.6rem;
            color: #1a5fc0;
        }
        
        .logo-text p {
            font-size: 0.85rem;
            color: #666;
        }
        
        .nav {
            display: flex;
        }
        
        .nav li {
            margin-left: 30px;
        }
        
        .nav a {
            font-weight: 500;
            padding: 5px 0;
            position: relative;
        }
        
        .nav a:after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            background-color: #ff6b35;
            bottom: 0;
            left: 0;
            transition: width 0.3s ease;
        }
        
        .nav a:hover:after {
            width: 100%;
        }
        
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: #1a5fc0;
            cursor: pointer;
        }
        
        /* 横幅区域 */
        .banner {
            background: linear-gradient(135deg, #1a5fc0 0%, #3a7bf0 100%);
            color: white;
            padding: 80px 0;
            text-align: center;
        }
        
        .banner h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }
        
        .banner p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        
        /* 热门套餐 */
        .plans {
            margin-bottom: 60px;
        }
        
        .plans-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .plan-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s ease;
        }
        
        .plan-card:hover {
            transform: translateY(-10px);
        }
        
        .plan-header {
            background-color: #1a5fc0;
            color: white;
            padding: 20px;
            text-align: center;
        }
        
        .plan-header.popular {
            background: linear-gradient(to right, #ff6b35, #ff8a50);
        }
        
        .plan-price {
            font-size: 2.5rem;
            font-weight: bold;
            margin: 10px 0;
        }
        
        .plan-price span {
            font-size: 1rem;
            font-weight: normal;
        }
        
        .plan-details {
            padding: 25px;
        }
        
        .plan-features li {
            padding: 10px 0;
            border-bottom: 1px solid #eee;
            display: flex;
            align-items: center;
        }
        
        .plan-features li:last-child {
            border-bottom: none;
        }
        
        .plan-features i {
            color: #1a5fc0;
            margin-right: 10px;
        }
        
        .plan-apply {
            display: block;
            width: 100%;
            margin-top: 20px;
            background-color: #1a5fc0;
            color: white;
            padding: 12px;
            border-radius: 5px;
            text-align: center;
            font-weight: bold;
        }
        
        .plan-apply:hover {
            background-color: #0d4ba3;
        }
        
        /* 办理流程 */
        .process {
            margin-bottom: 60px;
        }
        
        .process-steps {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        
        .step {
            flex: 1;
            min-width: 200px;
            text-align: center;
            padding: 20px;
        }
        
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            background-color: #1a5fc0;
            color: white;
            border-radius: 50%;
            font-size: 1.8rem;
            font-weight: bold;
            margin-bottom: 20px;
        }
        
        .step h3 {
            font-size: 1.3rem;
            margin-bottom: 10px;
            color: #1a5fc0;
        }
        
        /* 信号覆盖 */
        .coverage {
            margin-bottom: 60px;
        }
        
        .coverage-content {
            background-color: white;
            border-radius: 10px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }
        
        .coverage-map {
            background: linear-gradient(to bottom, #e8f0fe, #d4e2fc);
            border-radius: 8px;
            height: 300px;
            margin: 20px 0 30px;
            position: relative;
        }
        
        .coverage-areas {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
        }
        
        .area-item {
            background-color: #f0f7ff;
            padding: 20px;
            border-radius: 8px;
            border-left: 4px solid #1a5fc0;
        }
        
        /* 教程 */
        .tutorial {
            margin-bottom: 60px;
        }
        
        .tutorial-cards {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .tutorial-card {
            background-color: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }
        
        .tutorial-card h3 {
            color: #1a5fc0;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .tutorial-card h3 i {
            background-color: #e8f0fe;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-right: 10px;
        }
        
        /* 避坑技巧 */
        .tips {
            margin-bottom: 60px;
        }
        
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .tip-card {
            background-color: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            border-top: 4px solid #ffc107;
        }
        
        .tip-card.warning {
            border-top-color: #dc3545;
        }
        
        .tip-card.success {
            border-top-color: #28a745;
        }
        
        .tip-card h3 {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .tip-card h3 i {
            margin-right: 10px;
        }
        
        /* 常见问题 */
        .faq {
            margin-bottom: 60px;
        }
        
        .faq-list {
            background-color: white;
            border-radius: 10px;
            padding: 0;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            overflow: hidden;
        }
        
        .faq-item {
            border-bottom: 1px solid #eee;
        }
        
        .faq-question {
            padding: 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 500;
        }
        
        .faq-question:hover {
            background-color: #f8f9fa;
        }
        
        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        
        .faq-answer.open {
            padding: 0 20px 20px;
            max-height: 500px;
        }
        
        /* 审核技巧 */
        .audit-tips {
            margin-bottom: 60px;
        }
        
        .audit-content {
            background-color: white;
            border-radius: 10px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }
        
        .audit-list li {
            padding: 10px 0;
            border-bottom: 1px dashed #eee;
            display: flex;
            align-items: flex-start;
        }
        
        .audit-list li:last-child {
            border-bottom: none;
        }
        
        .audit-list i {
            color: #28a745;
            margin-right: 10px;
            margin-top: 3px;
        }
        
        /* 申请表单 */
        .apply-form {
            margin-bottom: 60px;
        }
        
        .form-container {
            background-color: white;
            border-radius: 10px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }
        
        .form-row {
            display: flex;
            flex-wrap: wrap;
            margin-bottom: 20px;
            gap: 20px;
        }
        
        .form-group {
            flex: 1;
            min-width: 250px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }
        
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 1rem;
        }
        
        .form-control:focus {
            border-color: #1a5fc0;
            outline: none;
            box-shadow: 0 0 0 3px rgba(26, 95, 192, 0.1);
        }
        
        .form-submit {
            text-align: center;
            margin-top: 30px;
        }
        
        /* 温馨提示样式 */
        .reminder-box {
            background-color: #fff8e1;
            border-left: 4px solid #ffc107;
            padding: 20px;
            border-radius: 5px;
            margin: 20px 0;
        }
        
        .reminder-box h3 {
            color: #e65100;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .reminder-box h3 i {
            margin-right: 10px;
        }
        
        .reminder-box ul {
            margin-left: 20px;
        }
        
        .reminder-box li {
            margin-bottom: 8px;
            list-style-type: disc;
        }
        
        /* 客服信息样式 */
        .customer-service {
            background-color: #e8f5e9;
            border-left: 4px solid #4caf50;
            padding: 20px;
            border-radius: 5px;
            margin: 20px 0;
            display: flex;
            align-items: center;
        }
        
        .customer-service-icon {
            background-color: #4caf50;
            color: white;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-right: 20px;
        }
        
        .customer-service-info h3 {
            color: #2e7d32;
            margin-bottom: 5px;
        }
        
        /* 店铺口碑样式 */
        .store-rating {
            display: inline-flex;
            align-items: center;
            background-color: #4caf50;
            color: white;
            padding: 5px 10px;
            border-radius: 20px;
            font-size: 0.9rem;
        }
        
        .store-rating i {
            margin-right: 5px;
        }
        
        /* 页脚 */
        .footer {
            background-color: #1a2332;
            color: #ddd;
            padding: 50px 0 20px;
        }
        
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            margin-bottom: 30px;
        }
        
        .footer-section {
            flex: 1;
            min-width: 250px;
            margin-bottom: 30px;
            padding-right: 20px;
        }
        
        .footer-section h3 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-section h3:after {
            content: '';
            position: absolute;
            width: 40px;
            height: 3px;
            background-color: #ff6b35;
            bottom: 0;
            left: 0;
        }
        
        .footer-links li {
            margin-bottom: 10px;
        }
        
        .footer-links a {
            color: #bbb;
            transition: color 0.3s ease;
        }
        
        .footer-links a:hover {
            color: #ff6b35;
        }
        
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #2a3444;
            font-size: 0.9rem;
            color: #999;
        }
        
        /* 移动端适配 */
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.6rem;
            }
            
            .banner h2 {
                font-size: 1.8rem;
            }
            
            .banner p {
                font-size: 1rem;
            }
            
            .header-top-content {
                flex-direction: column;
                text-align: center;
            }
            
            .contact-info span {
                display: block;
                margin: 5px 0;
            }
            
            .header-content {
                flex-direction: column;
            }
            
            .logo {
                margin-bottom: 15px;
            }
            
            .nav {
                display: none;
                width: 100%;
                margin-top: 15px;
            }
            
            .nav.active {
                display: block;
            }
            
            .nav ul {
                flex-direction: column;
            }
            
            .nav li {
                margin: 0 0 10px 0;
            }
            
            .nav a {
                display: block;
                padding: 10px 0;
            }
            
            .mobile-menu-btn {
                display: block;
                position: absolute;
                top: 20px;
                right: 20px;
            }
            
            .process-steps {
                flex-direction: column;
            }
            
            .step {
                margin-bottom: 30px;
            }
            
            .plans-grid,
            .tutorial-cards,
            .tips-grid {
                grid-template-columns: 1fr;
            }
            
            .customer-service {
                flex-direction: column;
                text-align: center;
            }
            
            .customer-service-icon {
                margin-right: 0;
                margin-bottom: 15px;
            }
        }