/* ===== 独享CSS部分 - 企业服务页面 ===== */
        
        /* 页面标题区域 */
        .page-header {
            background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
            color: #fff;
            padding: 150px 0 80px;
            text-align: center;
            margin-top: 80px;
        }

        .page-header h1 {
            font-size: 3rem;
            margin-bottom: 20px;
        }

        .page-header p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto;
        }

        .highlight {
            color: var(--secondary-color);
            font-weight: 700;
        }

        /* 服务类型展示区 */
        .services-section {
            background: var(--light-color);
        }

        .services-tabs {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            margin-bottom: 40px;
            gap: 10px;
        }

        .tab-btn {
            padding: 12px 25px;
            background: #fff;
            border: 2px solid var(--primary-color);
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }

        .tab-btn.active, .tab-btn:hover {
            background: var(--primary-color);
            color: #fff;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: #fff;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .service-header {
            background: var(--primary-color);
            color: #fff;
            padding: 20px;
            text-align: center;
            position: relative;
        }

        .service-header h3 {
            font-size: 1.5rem;
            margin-bottom: 10px;
        }

        .service-price {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--secondary-color);
        }

        .service-content {
            padding: 25px;
        }

        .service-section {
            margin-bottom: 25px;
        }

        .service-section h4 {
            font-size: 1.2rem;
            color: var(--primary-color);
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--secondary-color);
        }

        .service-list {
            list-style-type: none;
        }

        .service-list li {
            margin-bottom: 8px;
            padding-left: 20px;
            position: relative;
        }

        .service-list li:before {
            content: '•';
            color: var(--secondary-color);
            font-weight: bold;
            position: absolute;
            left: 0;
        }

        .service-tag {
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--secondary-color);
            color: #fff;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        /* 加急服务专区 */
        .urgent-section {
            background: var(--light-color);
            text-align: center;
        }

        .urgent-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .urgent-content h2 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }

        .urgent-content p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            color: var(--gray-color);
        }

        .urgent-features {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }

        .urgent-feature {
            background: #fff;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }

        .urgent-feature i {
            font-size: 2rem;
            color: var(--secondary-color);
            margin-bottom: 15px;
        }

        .urgent-feature h3 {
            color: var(--primary-color);
            margin-bottom: 10px;
        }

        .urgent-feature p {
            color: var(--gray-color);
            font-size: 0.9rem;
            margin-bottom: 0;
        }

        /* 服务优势区 */
        .advantages-section {
            background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
            color: #fff;
        }

        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }

        .advantage-card {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            padding: 30px;
            text-align: center;
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }

        .advantage-card:hover {
            transform: translateY(-5px);
            background: rgba(255, 255, 255, 0.15);
        }

        .advantage-icon {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 20px;
        }

        .advantage-card h3 {
            font-size: 1.3rem;
            margin-bottom: 15px;
            color: #fff;
        }

        .advantage-card p {
            color: #fff;
        }

        /* 响应式设计 */
        @media (max-width: 992px) {
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .urgent-features {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: #fff;
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 50px;
                transition: var(--transition);
                box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
            }
            
            .nav-menu.active {
                left: 0;
            }
            
            .nav-menu li {
                margin: 15px 0;
            }
            
            .hamburger {
                display: block;
            }
            
            .section {
                padding: 60px 0;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .page-header {
                padding: 130px 0 60px;
            }
            
            .page-header h1 {
                font-size: 2.2rem;
            }
            
            .services-grid {
                grid-template-columns: 1fr;
            }
            
            .urgent-features {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 576px) {
            .footer-content {
                grid-template-columns: 1fr;
            }
            
            .page-header h1 {
                font-size: 1.8rem;
            }
            
            .services-tabs {
                flex-direction: column;
                align-items: center;
            }
            
            .tab-btn {
                width: 100%;
                max-width: 250px;
            }
        }