/* 英雄区域 */
        .hero {
            background: linear-gradient(135deg, rgba(10, 36, 99, 0.9) 0%, rgba(26, 58, 143, 0.9) 100%), url('/template/jia/images/1.jpg');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            text-align: center;
        }
        
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 20px;
            animation: fadeInUp 1s ease;
        }
        
        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            opacity: 0.9;
            animation: fadeInUp 1s ease 0.2s forwards;
            opacity: 0;
        }
        
        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            animation: fadeInUp 1s ease 0.4s forwards;
            opacity: 0;
        }
        
        /* 优势卡片 */
        .advantages {
            padding: 80px 0;
            background-color: var(--light);
        }
        
        .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);
            position: relative;
            overflow: hidden;
        }
        
        .advantage-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 0;
            background: var(--tech-gradient);
            transition: var(--transition);
        }
        
        .advantage-card:hover::before {
            height: 100%;
        }
        
        .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;
            position: relative;
            z-index: 1;
        }
        
        .advantage-card h3 {
            color: var(--primary);
            margin-bottom: 15px;
            position: relative;
            z-index: 1;
        }
        
        /* 办理时限 */
        .timeline-section {
            padding: 80px 0;
            background-color: white;
        }
        
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .timeline::after {
            content: '';
            position: absolute;
            width: 6px;
            background-color: var(--light);
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -3px;
            border-radius: 10px;
        }
        
        .timeline-item {
            padding: 10px 40px;
            position: relative;
            width: 50%;
            box-sizing: border-box;
            margin-bottom: 30px;
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s ease;
        }
        
        .timeline-item.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .timeline-item:nth-child(odd) {
            left: 0;
            text-align: right;
        }
        
        .timeline-item:nth-child(even) {
            left: 50%;
        }
        
        .timeline-content {
            padding: 20px;
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            position: relative;
        }
        
        .timeline-content::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 20px;
            background-color: white;
            top: 20px;
            transform: rotate(45deg);
        }
        
        .timeline-item:nth-child(odd) .timeline-content::after {
            right: -10px;
        }
        
        .timeline-item:nth-child(even) .timeline-content::after {
            left: -10px;
        }
        
        .timeline-date {
            font-weight: bold;
            color: var(--secondary);
            margin-bottom: 5px;
        }
        
        .timeline-circle {
            position: absolute;
            width: 20px;
            height: 20px;
            background-color: var(--secondary);
            border: 4px solid white;
            border-radius: 50%;
            top: 20px;
            z-index: 1;
            box-shadow: 0 0 0 4px var(--secondary);
        }
        
        .timeline-item:nth-child(odd) .timeline-circle {
            right: -10px;
        }
        
        .timeline-item:nth-child(even) .timeline-circle {
            left: -10px;
        }
        
        /* 所需资料 */
        .materials-section {
            padding: 80px 0;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
        }
        
        .materials-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .accordion-item {
            margin-bottom: 20px;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            background: white;
        }
        
        .accordion-header {
            padding: 20px;
            background: var(--tech-gradient);
            color: white;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }
        
        .accordion-header:hover {
            background: linear-gradient(135deg, #0a2463 0%, #2a5ca0 100%);
        }
        
        .accordion-header h3 {
            margin: 0;
            font-size: 1.2rem;
        }
        
        .accordion-icon {
            transition: var(--transition);
        }
        
        .accordion-item.active .accordion-icon {
            transform: rotate(180deg);
        }
        
        .accordion-content {
            padding: 0;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }
        
        .accordion-item.active .accordion-content {
            max-height: 1000px;
            padding: 20px;
        }
        
        .material-list {
            padding-left: 20px;
        }
        
        .material-list li {
            margin-bottom: 10px;
            position: relative;
            padding-left: 30px;
        }
        
        .material-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--secondary);
            font-weight: bold;
        }
        
        /* 办理流程 */
        .process-section {
            padding: 80px 0;
            background-color: white;
        }
        
        .process-steps {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 30px;
            margin-top: 50px;
        }
        
        .process-step {
            flex: 1;
            min-width: 250px;
            max-width: 300px;
            text-align: center;
            padding: 30px 20px;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        
        .process-step::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--tech-gradient);
        }
        
        .process-step:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .step-number {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--tech-gradient);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 auto 20px;
            position: relative;
        }
        
        .step-number::before {
            content: '';
            position: absolute;
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: rgba(10, 36, 99, 0.2);
            z-index: -1;
            animation: pulse 2s infinite;
        }
        
        .process-step h3 {
            color: var(--primary);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        
        /* 软件展示区 */
        .software-section {
            padding: 80px 0;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
        }
        
        .software-container {
            display: flex;
            align-items: center;
            gap: 50px;
        }
        
        .software-content {
            flex: 1;
        }
        
        .software-demo {
            flex: 1;
            position: relative;
            perspective: 1000px;
        }
        
        .software-screen {
            width: 100%;
            height: 300px;
            background: #0a1929;
            border-radius: 10px;
            overflow: hidden;
            position: relative;
            transform-style: preserve-3d;
            transform: rotateY(-5deg) rotateX(5deg);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
        }
        
        .software-screen:hover {
            transform: rotateY(0) rotateX(0);
        }
        
        .screen-header {
            height: 30px;
            background: #1a365d;
            display: flex;
            align-items: center;
            padding: 0 15px;
        }
        
        .screen-button {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            margin-right: 8px;
        }
        
        .screen-button.red { background: #ff5f56; }
        .screen-button.yellow { background: #ffbd2e; }
        .screen-button.green { background: #27c93f; }
        
        .screen-content {
            padding: 20px;
            color: white;
            font-family: 'Courier New', monospace;
        }
        
        .code-line {
            margin-bottom: 10px;
            animation: typing 3s steps(30) infinite;
            overflow: hidden;
            white-space: nowrap;
            border-right: 2px solid var(--secondary);
        }
        
        @keyframes typing {
            from { width: 0; }
            to { width: 100%; }
        }
        
        .software-features {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 30px;
        }
        
        .feature-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .feature-icon {
            width: 40px;
            height: 40px;
            background: var(--tech-gradient);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
        }
        
        /* 联系表单 */
        .contact-section {
            padding: 80px 0;
            background: var(--tech-gradient);
            color: white;
        }
        
        .contact-container {
            display: flex;
            gap: 50px;
        }
        
        .contact-info {
            flex: 1;
        }
        
        .contact-form {
            flex: 1;
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            color: var(--primary);
            font-weight: 500;
        }
        
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 1rem;
            transition: var(--transition);
        }
        
        .form-control:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(62, 146, 204, 0.2);
            outline: none;
        }
        
        .contact-info-item {
            display: flex;
            align-items: center;
            margin-bottom: 25px;
        }
        
        .contact-icon {
            width: 50px;
            height: 50px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            font-size: 1.2rem;
        }
        
  
        /* 动画 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes pulse {
            0% {
                transform: scale(1);
                opacity: 0.8;
            }
            50% {
                transform: scale(1.05);
                opacity: 0.5;
            }
            100% {
                transform: scale(1);
                opacity: 0.8;
            }
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .software-container, .contact-container {
                flex-direction: column;
            }
            
            .software-demo {
                margin-top: 40px;
            }
            
            .contact-info {
                margin-bottom: 40px;
            }
            
            .timeline::after {
                left: 31px;
            }
            
            .timeline-item {
                width: 100%;
                padding-left: 70px;
                padding-right: 25px;
                text-align: left;
            }
            
            .timeline-item:nth-child(even) {
                left: 0;
            }
            
            .timeline-item:nth-child(odd) .timeline-circle,
            .timeline-item:nth-child(even) .timeline-circle {
                left: 21px;
            }
            
            .timeline-item:nth-child(odd) .timeline-content::after,
            .timeline-item:nth-child(even) .timeline-content::after {
                left: -10px;
                right: auto;
            }
        }
        
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                text-align: center;
            }
            
            .logo {
                margin-bottom: 15px;
            }
            
            nav ul {
                flex-wrap: wrap;
                justify-content: center;
            }
            
            nav ul li {
                margin: 5px 10px;
            }
            
            .hero-content h1 {
                font-size: 2.2rem;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .process-steps {
                flex-direction: column;
                align-items: center;
            }
            
            .process-step {
                max-width: 100%;
            }
            
            .software-features {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 576px) {
            .hero-content h1 {
                font-size: 1.8rem;
            }
            
            .hero-buttons {
                flex-direction: column;
                gap: 15px;
            }
            
            .btn {
                width: 100%;
                text-align: center;
            }
            
            .mobile-menu-btn {
                display: block;
                position: absolute;
                top: 15px;
                right: 15px;
            }
            
            nav {
                display: none;
                width: 100%;
                margin-top: 15px;
            }
            
            nav.active {
                display: block;
            }
            
            nav ul {
                flex-direction: column;
            }
            
            nav ul li {
                margin: 10px 0;
            }
        }