/* 页面横幅 */
        .page-banner {
            margin-top: 80px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            padding: 80px 0;
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .page-banner:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/jia/images/4.jpg') center/cover no-repeat;
            opacity: 0.1;
        }
        
        .page-banner h1 {
            font-size: 2.8rem;
            margin-bottom: 20px;
            position: relative;
        }
        
        .page-banner p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto;
            position: relative;
        }
        
        /* 服务详情样式 */
        .service-details {
            padding: 80px 0;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2:after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
            border-radius: 2px;
        }
        
        .section-title p {
            color: var(--gray-color);
            max-width: 700px;
            margin: 25px auto 0;
            font-size: 1.1rem;
        }
        
        .service-tabs {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            margin-bottom: 50px;
            border-bottom: 1px solid #eee;
            padding-bottom: 10px;
        }
        
        .service-tab {
            padding: 12px 25px;
            margin: 0 10px 15px;
            border-radius: 30px;
            background: white;
            color: var(--dark-color);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
            border: 1px solid #eee;
        }
        
        .service-tab:hover, .service-tab.active {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
            border-color: transparent;
        }
        
        .service-content {
            display: none;
            animation: fadeIn 0.6s ease;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .service-content.active {
            display: block;
        }
        
        .service-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }
        
        .service-info h3 {
            font-size: 1.8rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }
        
        .service-info p {
            margin-bottom: 25px;
            line-height: 1.8;
        }
        
        .materials-list {
            background: #f9f9f9;
            padding: 25px;
            border-radius: 12px;
            margin-bottom: 30px;
        }
        
        .materials-list h4 {
            font-size: 1.3rem;
            color: var(--secondary-color);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .materials-list h4 i {
            margin-right: 10px;
        }
        
        .materials-list ul li {
            margin-bottom: 10px;
            padding-left: 30px;
            position: relative;
        }
        
        .materials-list ul li:before {
            content: '•';
            color: var(--secondary-color);
            font-weight: bold;
            position: absolute;
            left: 15px;
        }
        
        .service-meta-card {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 30px;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
        }
        
        .service-meta-card h4 {
            font-size: 1.4rem;
            margin-bottom: 20px;
        }
        
        .processing-time {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 20px;
            display: block;
        }
        
        .free-label {
            background: var(--accent-color);
            color: white;
            padding: 8px 20px;
            border-radius: 30px;
            font-weight: 600;
            display: inline-block;
            margin-top: 15px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
        }
        
        .service-image {
            height: 350px;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
            background: #f0f7ff;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            font-size: 1.5rem;
            position: relative;
        }
        
        .service-image:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(26, 103, 170, 0.1), rgba(41, 165, 140, 0.1));
        }
        
        /* 优势部分样式 */
        .advantages-section {
            background: linear-gradient(to bottom, #f9f9f9, #f0f7ff);
            padding: 80px 0;
            margin: 80px 0;
            position: relative;
            overflow: hidden;
        }
        
        .advantages-section:before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(26, 103, 170, 0.1);
            z-index: 0;
        }
        
        .advantages-section:after {
            content: '';
            position: absolute;
            bottom: -150px;
            left: -150px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(41, 165, 140, 0.1);
            z-index: 0;
        }
        
        .advantages {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            position: relative;
            z-index: 1;
        }
        
        .advantage-card {
            text-align: center;
            padding: 40px 25px;
            border-radius: 15px;
            background: white;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            z-index: 1;
        }
        
        .advantage-card:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 0;
            background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
            opacity: 0.9;
            z-index: -1;
            transition: height 0.6s ease;
        }
        
        .advantage-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }
        
        .advantage-card:hover:before {
            height: 100%;
        }
        
        .advantage-card:hover .advantage-icon,
        .advantage-card:hover h3,
        .advantage-card:hover p {
            color: white;
        }
        
        .advantage-icon {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 25px;
            transition: var(--transition);
        }
        
        .advantage-card h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: var(--dark-color);
            transition: var(--transition);
        }
        
        .advantage-card p {
            transition: var(--transition);
        }
        
        /* 流程部分样式 */
        .process {
    margin: 80px 0;
    position: relative;
    /* 添加以下代码使其居中 */
    margin-left: auto;
    margin-right: auto;

        }
        
        .process:before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(to right, transparent, var(--primary-color), transparent);
            z-index: 0;
        }
        
        .process-steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin: 80px 0;
        }
        
        .step {
            text-align: center;
            position: relative;
            z-index: 2;
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        
        .step-number {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background: white;
            color: var(--primary-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            font-weight: 700;
            margin: 0 auto 25px;
            position: relative;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
            border: 3px solid var(--primary-color);
            transition: var(--transition);
        }
        
        .step:hover .step-number {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            transform: scale(1.1);
            box-shadow: 0 0 0 10px rgba(26, 103, 170, 0.2);
        }
        
        .step-content {
            background: white;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
            transition: var(--transition);
            width: 85%;
        }
        
        .step:hover .step-content {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }
        
        .step-content h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: var(--primary-color);
        }
        
     
        /* 响应式设计 */
        @media (max-width: 992px) {
            .service-grid {
                grid-template-columns: 1fr;
            }
            
            .process:before {
                display: none;
            }
            
            .process-steps {
                flex-direction: column;
                gap: 50px;
            }
            
            .step {
                margin-bottom: 30px;
            }
        }
        
        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                background-color: white;
                width: 100%;
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
                transition: var(--transition);
            }
            
            .nav-menu.active {
                left: 0;
            }
            
            .nav-menu li {
                margin: 15px 0;
            }
            
            .mobile-toggle {
                display: block;
            }
            
            .contact-info {
                display: none;
            }
            
            .page-banner h1 {
                font-size: 2.2rem;
            }
            
            .page-banner p {
                font-size: 1rem;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .service-tab {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
        }
        
        @media (max-width: 576px) {
            .page-banner {
                padding: 60px 0;
            }
            
            .page-banner h1 {
                font-size: 1.8rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .service-info h3 {
                font-size: 1.5rem;
            }
            
            .service-image {
                height: 250px;
            }
            
            .processing-time {
                font-size: 1.6rem;
            }
        }