:root {
            --primary-color: #1a56db;
            --secondary-color: #7e3af2;
            --accent-color: #0694a2;
            --light-color: #f5f8ff;
            --dark-color: #1f2a37;
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: #333;
            line-height: 1.6;
            overflow-x: hidden;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-section {
            background: linear-gradient(135deg, rgba(26, 86, 219, 0.9) 0%, rgba(126, 58, 242, 0.85) 100%), url('https://images.unsplash.com/photo-1499951360447-b19be8fe80f5?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
            color: white;
            padding: 120px 0 100px;
            position: relative;
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 40px;
            font-weight: 700;
        }
        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
            border-radius: 2px;
        }
        .text-center .section-title:after {
            left: 50%;
            transform: translateX(-50%);
        }
        .service-card, .project-card, .team-card {
            border: none;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
            height: 100%;
        }
        .service-card:hover, .project-card:hover, .team-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        .service-icon {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            margin: 0 auto 20px;
        }
        .btn-gradient {
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            color: white;
            border: none;
            padding: 10px 25px;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-gradient:hover {
            background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
            color: white;
            transform: scale(1.05);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        .process-step {
            position: relative;
            padding: 30px 20px;
            border-radius: 12px;
            background-color: var(--light-color);
            text-align: center;
            height: 100%;
        }
        .step-number {
            position: absolute;
            top: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 40px;
            height: 40px;
            background: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2rem;
        }
        .contact-info-box {
            padding: 30px;
            border-radius: 12px;
            background-color: var(--light-color);
            text-align: center;
            height: 100%;
            transition: var(--transition);
        }
        .contact-info-box:hover {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
        }
        .contact-info-box:hover i {
            color: white;
        }
        .contact-info-box i {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
            transition: var(--transition);
        }
        .footer {
            background-color: var(--dark-color);
            color: #e5e7eb;
            padding: 60px 0 30px;
        }
        .footer a {
            color: #e5e7eb;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer a:hover {
            color: white;
            text-decoration: underline;
        }
        .friendlink {
            background-color: #f8fafc;
            padding: 60px 0;
        }
        .flink {
            display: inline-block;
            padding: 8px 20px;
            margin: 5px 10px;
            background-color: white;
            border: 1px solid #e5e7eb;
            border-radius: 50px;
            color: #4b5563;
            text-decoration: none;
            transition: var(--transition);
            font-size: 0.9rem;
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
            transform: translateY(-3px);
        }
        .stats-counter {
            font-size: 2.5rem;
            font-weight: 700;
            background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .testimonial-card {
            border-left: 4px solid var(--primary-color);
            padding-left: 25px;
            margin: 30px 0;
        }
        .news-card {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
            height: 100%;
        }
        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        .news-date {
            position: absolute;
            top: 15px;
            left: 15px;
            background: var(--primary-color);
            color: white;
            padding: 5px 15px;
            border-radius: 50px;
            font-size: 0.85rem;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 80px 0 60px;
                text-align: center;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }