/* 英雄区域 */
        .hero {
            background: linear-gradient(rgba(10, 36, 99, 0.8), rgba(10, 36, 99, 0.8)), url('/template/jia/images/1.jpg');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23d4af37" fill-opacity="0.1" d="M0,128L48,117.3C96,107,192,85,288,112C384,139,480,213,576,218.7C672,224,768,160,864,138.7C960,117,1056,139,1152,149.3C1248,160,1344,160,1392,160L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
            background-position: bottom;
            background-repeat: no-repeat;
            background-size: cover;
        }
        
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }
        
        .hero h2 {
            font-size: 3rem;
            margin-bottom: 20px;
            color: var(--secondary);
            animation: fadeInUp 1s ease-out;
        }
        
        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            animation: fadeInUp 1s ease-out 0.3s forwards;
            opacity: 0;
        }
        
        .hero .btn {
            animation: fadeInUp 1s ease-out 0.6s forwards;
            opacity: 0;
        }
        
        /* 服务概览 */
        .service-overview {
            padding: 80px 0;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
        }
        
        .overview-container {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            justify-content: center;
        }
        
        .overview-card {
            background: white;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            flex: 1;
            min-width: 250px;
            max-width: 350px;
            text-align: center;
            transition: var(--transition);
            animation: fadeIn 1s ease-out;
        }
        
        .overview-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }
        
        .overview-icon {
            font-size: 3rem;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        
        .overview-card h3 {
            color: var(--primary);
            margin-bottom: 15px;
            font-size: 1.4rem;
        }
        
        /* 办理时限 */
        .time-limit {
            padding: 80px 0;
            background-color: white;
        }
        
        .time-content {
            background: linear-gradient(135deg, var(--primary) 0%, #1a3a8f 100%);
            border-radius: 15px;
            padding: 50px;
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .time-content::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 100%;
            height: 200%;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23d4af37" fill-opacity="0.1" d="M0,128L48,117.3C96,107,192,85,288,112C384,139,480,213,576,218.7C672,224,768,160,864,138.7C960,117,1056,139,1152,149.3C1248,160,1344,160,1392,160L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
            background-position: center;
            background-repeat: no-repeat;
            background-size: cover;
            animation: wave 10s linear infinite;
        }
        
        .time-content h3 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        
        .time-content p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            position: relative;
            z-index: 1;
        }
        
        .time-highlight {
            color: var(--secondary);
            font-weight: 700;
            font-size: 2.2rem;
            display: block;
            margin: 15px 0;
        }
        
        /* 所需资料 */
        .required-materials {
            padding: 80px 0;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
        }
        
        .materials-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .material-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
            animation: fadeIn 1s ease-out;
        }
        
        .material-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }
        
        .material-header {
            background: linear-gradient(135deg, var(--primary) 0%, #1a3a8f 100%);
            color: white;
            padding: 20px;
            text-align: center;
        }
        
        .material-icon {
            font-size: 2.5rem;
            color: var(--secondary);
            margin-bottom: 15px;
        }
        
        .material-header h3 {
            font-size: 1.4rem;
        }
        
        .material-content {
            padding: 25px;
        }
        
        .material-list {
            margin-bottom: 20px;
        }
        
        .material-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 15px;
        }
        
        .material-item i {
            color: var(--secondary);
            margin-right: 10px;
            margin-top: 5px;
            flex-shrink: 0;
        }
        
        /* 办理流程 */
        .process {
            padding: 80px 0;
            background-color: white;
        }
        
        .process-timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .process-timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 4px;
            background: linear-gradient(to bottom, var(--primary), var(--secondary));
            transform: translateX(-50%);
        }
        
        .process-step {
            display: flex;
            margin-bottom: 50px;
            position: relative;
            animation: fadeIn 1s ease-out;
        }
        
        .process-step:nth-child(even) {
            flex-direction: row-reverse;
        }
        
        .process-step:last-child {
            margin-bottom: 0;
        }
        
        .step-content {
            flex: 1;
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            position: relative;
        }
        
        .step-content::before {
            content: '';
            position: absolute;
            top: 20px;
            width: 20px;
            height: 20px;
            background: white;
            transform: rotate(45deg);
        }
        
        .process-step:nth-child(odd) .step-content::before {
            right: -10px;
        }
        
        .process-step:nth-child(even) .step-content::before {
            left: -10px;
        }
        
        .step-number {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary) 0%, #1a3a8f 100%);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 30px;
            flex-shrink: 0;
            position: relative;
            z-index: 1;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .step-content h3 {
            color: var(--primary);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        
        /* 营销广告 */
        .marketing {
            padding: 80px 0;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
        }
        
        .marketing-container {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            justify-content: center;
        }
        
        .marketing-card {
            background: white;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            flex: 1;
            min-width: 250px;
            max-width: 350px;
            text-align: center;
            transition: var(--transition);
            animation: fadeIn 1s ease-out;
        }
        
        .marketing-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }
        
        .marketing-icon {
            font-size: 3rem;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        
        .marketing-card h3 {
            color: var(--primary);
            margin-bottom: 15px;
            font-size: 1.4rem;
        }
    
        
        /* 动画效果 */
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes wave {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .section-title h2 {
                font-size: 2rem;
            }
            
            .hero h2 {
                font-size: 2.5rem;
            }
            
            .process-timeline::before {
                left: 30px;
            }
            
            .process-step {
                flex-direction: row !important;
            }
            
            .step-number {
                margin: 0 30px 0 0;
            }
            
            .process-step:nth-child(odd) .step-content::before,
            .process-step:nth-child(even) .step-content::before {
                left: -10px;
                right: auto;
            }
        }
        
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                text-align: center;
            }
            
            .logo {
                margin-bottom: 15px;
            }
            
            nav ul {
                flex-direction: column;
                align-items: center;
            }
            
            nav ul li {
                margin: 10px 0;
            }
            
            .mobile-menu-btn {
                display: block;
                position: absolute;
                top: 15px;
                right: 15px;
            }
            
            .hero h2 {
                font-size: 2rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .time-content {
                padding: 30px 20px;
            }
            
            .time-content h3 {
                font-size: 1.8rem;
            }
            
            .time-highlight {
                font-size: 1.8rem;
            }
        }
        
        @media (max-width: 576px) {
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .overview-card, .marketing-card {
                min-width: 100%;
            }
            
            .time-content h3 {
                font-size: 1.5rem;
            }
            
            .time-highlight {
                font-size: 1.5rem;
            }
            
            .process-step {
                flex-direction: column !important;
                align-items: center;
            }
            
            .step-number {
                margin: 0 0 20px 0;
            }
            
            .step-content::before {
                display: none;
            }
        }