/* 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="M0,128L48,117.3C96,107,192,85,288,112C384,139,480,213,576,224C672,235,768,181,864,181.3C960,181,1056,235,1152,234.7C1248,235,1344,181,1392,154.7L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
            background-size: cover;
            background-position: bottom;
            animation: wave 12s linear infinite;
        }
        
        @keyframes wave {
            0% { background-position-x: 0; }
            100% { background-position-x: 1440px; }
        }
        
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }
        
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 20px;
            color: var(--secondary);
            animation: fadeInUp 1s ease-out;
        }
        
        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            opacity: 0.9;
            animation: fadeInUp 1s ease-out 0.2s forwards;
            opacity: 0;
        }
        
        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            animation: fadeInUp 1s ease-out 0.4s forwards;
            opacity: 0;
        }
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        /* 服务介绍 */
        .service-intro {
            padding: 80px 0;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
        }
        
        .intro-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        
        .intro-text h2 {
            color: var(--primary);
            margin-bottom: 20px;
            font-size: 2.2rem;
        }
        
        .intro-text p {
            margin-bottom: 15px;
            color: #555;
            line-height: 1.7;
        }
        
        .intro-image {
            position: relative;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
            transform: perspective(1000px) rotateY(-5deg);
            transition: var(--transition);
        }
        
        .intro-image:hover {
            transform: perspective(1000px) rotateY(0);
        }
        
        .intro-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        
        /* 办理流程 */
        .process-section {
            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: 40px;
            position: relative;
            width: 100%;
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease;
        }
        
        .process-step.animated {
            opacity: 1;
            transform: translateY(0);
        }
        
        .process-step:nth-child(even) {
            flex-direction: row-reverse;
        }
        
        .step-content {
            background: white;
            border-radius: 10px;
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            width: calc(50% - 40px);
            position: relative;
            transition: var(--transition);
            border-left: 4px solid var(--secondary);
        }
        
        .process-step:nth-child(odd) .step-content {
            margin-right: 40px;
        }
        
        .process-step:nth-child(even) .step-content {
            margin-left: 40px;
        }
        
        .step-content:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
        }
        
        .step-icon {
            position: absolute;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--primary);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            top: 20px;
            z-index: 1;
            box-shadow: 0 5px 15px rgba(10, 36, 99, 0.3);
        }
        
        .process-step:nth-child(odd) .step-icon {
            right: -80px;
        }
        
        .process-step:nth-child(even) .step-icon {
            left: -80px;
        }
        
        .step-content h3 {
            color: var(--primary);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        
        .step-content p {
            color: #666;
            line-height: 1.6;
        }
        
        /* 所需材料 */
        .materials {
            padding: 80px 0;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
        }
        
        .materials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .material-card {
            background: white;
            border-radius: 10px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            opacity: 0;
            transform: translateY(30px);
        }
        
        .material-card.animated {
            opacity: 1;
            transform: translateY(0);
        }
        
        .material-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            background: linear-gradient(to bottom, var(--secondary), var(--primary));
            transition: var(--transition);
        }
        
        .material-card:hover::before {
            width: 100%;
            opacity: 0.05;
        }
        
        .material-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .material-icon {
            font-size: 2.5rem;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        
        .material-card h3 {
            color: var(--primary);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        
        .material-card ul {
            margin-left: 20px;
        }
        
        .material-card li {
            margin-bottom: 10px;
            color: #555;
            position: relative;
            padding-left: 25px;
        }
        
        .material-card li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--secondary);
            font-weight: bold;
        }
        
        /* 办理时限 */
        .timeframe {
            padding: 80px 0;
            background-color: white;
        }
        
        .timeframe-content {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .timeframe-box {
            background: linear-gradient(135deg, var(--primary) 0%, #1a3a8f 100%);
            color: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(10, 36, 99, 0.2);
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
        }
        
        .timeframe-box::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
            transform: rotate(30deg);
            animation: shine 4s infinite linear;
        }
        
        @keyframes shine {
            0% { transform: translateX(-100%) rotate(30deg); }
            100% { transform: translateX(100%) rotate(30deg); }
        }
        
        .timeframe-box h3 {
            font-size: 2rem;
            margin-bottom: 20px;
            color: var(--secondary);
        }
        
        .timeframe-detail {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        
        .timeframe-detail i {
            color: var(--secondary);
        }
        
        .timeframe-info {
            color: rgba(255, 255, 255, 0.9);
        }
        
        /* 服务优势 */
        .advantages {
            padding: 80px 0;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
        }
        
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }
        
        .advantage-card {
            background-color: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            text-align: center;
            transition: var(--transition);
            opacity: 0;
            transform: translateY(30px);
        }
        
        .advantage-card.animated {
            opacity: 1;
            transform: translateY(0);
        }
        
        .advantage-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .advantage-icon {
            font-size: 2.5rem;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        
        .advantage-card h3 {
            color: var(--primary);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        
        .advantage-card p {
            color: #666;
            line-height: 1.6;
        }
        
        /* 联系我们 */
        .contact-section {
            padding: 80px 0;
            background: linear-gradient(rgba(10, 36, 99, 0.9), rgba(10, 36, 99, 0.9)), url('/template/jia/images/28.jpg');
            background-size: cover;
            background-position: center;
            color: white;
            text-align: center;
        }
        
        .contact-content {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .contact-content h2 {
            color: var(--secondary);
            margin-bottom: 20px;
        }
        
        .contact-content p {
            margin-bottom: 30px;
            font-size: 1.1rem;
            opacity: 0.9;
        }
        
        .contact-info {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 30px;
            margin-bottom: 40px;
        }
        
        .contact-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.1rem;
        }
        
        .contact-item i {
            color: var(--secondary);
            font-size: 1.5rem;
        }
        
   
        .social-links {
            display: flex;
            gap: 15px;
        }
        
        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            color: white;
            transition: var(--transition);
        }
        
        .social-links a:hover {
            background-color: var(--secondary);
            color: var(--primary);
            transform: translateY(-3px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #888;
            font-size: 0.9rem;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .intro-content {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            
            .intro-image {
                transform: none;
            }
            
            .intro-image:hover {
                transform: none;
            }
            
            .process-timeline::before {
                left: 30px;
            }
            
            .process-step {
                flex-direction: row !important;
            }
            
            .process-step:nth-child(odd) .step-content,
            .process-step:nth-child(even) .step-content {
                margin-left: 80px;
                margin-right: 0;
                width: calc(100% - 80px);
            }
            
            .process-step:nth-child(odd) .step-icon,
            .process-step:nth-child(even) .step-icon {
                left: -80px;
                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;
            }
            
            .hero h1 {
                font-size: 2.2rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .hero-buttons {
                flex-direction: column;
                gap: 15px;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .timeframe-detail {
                font-size: 1.2rem;
                flex-direction: column;
                gap: 5px;
            }
            
            .contact-info {
                flex-direction: column;
                gap: 20px;
            }
        }
        
        @media (max-width: 576px) {
            .mobile-menu-btn {
                display: block;
                position: absolute;
                top: 15px;
                right: 15px;
            }
            
            nav {
                display: none;
                width: 100%;
                margin-top: 15px;
            }
            
            nav.active {
                display: block;
            }
            
            .hero {
                padding: 60px 0;
            }
            
            .hero h1 {
                font-size: 1.8rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .step-content {
                padding: 20px;
            }
            
            .process-step:nth-child(odd) .step-content,
            .process-step:nth-child(even) .step-content {
                margin-left: 60px;
                width: calc(100% - 60px);
            }
            
            .process-step:nth-child(odd) .step-icon,
            .process-step:nth-child(even) .step-icon {
                left: -60px;
                width: 50px;
                height: 50px;
                font-size: 1.2rem;
            }
            
            .timeframe-box {
                padding: 30px 20px;
            }
            
            .timeframe-box h3 {
                font-size: 1.5rem;
            }
        }