:root {
            --primary: #1a4f8c;
            --secondary: #0c7c8c;
            --accent: #e63946;
            --light: #f8f9fa;
            --dark: #343a40;
            --shadow: rgba(0, 0, 0, 0.1);
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            line-height: 1.6;
            color: #333;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-section {
            background: linear-gradient(135deg, rgba(26,79,140,0.9) 0%, rgba(12,124,140,0.85) 100%), url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 120px 0 80px;
            min-height: 85vh;
            display: flex;
            align-items: center;
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 50px;
            text-align: center;
            font-weight: 700;
        }
        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
        }
        .service-card {
            border: none;
            border-radius: 15px;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
            background: #fff;
            box-shadow: 0 5px 15px var(--shadow);
        }
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }
        .service-icon {
            width: 80px;
            height: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            font-size: 2rem;
        }
        .flink {
            display: inline-block;
            padding: 8px 20px;
            margin: 5px 10px;
            background: #f8f9fa;
            border-radius: 30px;
            color: #495057;
            text-decoration: none;
            transition: all 0.3s ease;
            border: 1px solid #dee2e6;
        }
        .flink:hover {
            background: var(--primary);
            color: white;
            transform: translateY(-2px);
            text-decoration: none;
        }
        .friend-links {
            background: #f8f9fa;
            padding: 40px 0;
            border-radius: 15px;
        }
        .footer {
            background: linear-gradient(135deg, #1a3a5f 0%, #0c5c6c 100%);
            color: white;
            padding: 60px 0 30px;
        }
        .contact-info li {
            padding: 8px 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .btn-primary {
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border: none;
            padding: 12px 30px;
            border-radius: 30px;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(26, 79, 140, 0.3);
        }
        .timeline {
            position: relative;
            padding-left: 30px;
        }
        .timeline:before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--primary), var(--secondary));
        }
        .timeline-item {
            position: relative;
            margin-bottom: 40px;
        }
        .timeline-item:before {
            content: '';
            position: absolute;
            left: -36px;
            top: 5px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid white;
            box-shadow: 0 0 0 3px var(--accent);
        }
        .stats-number {
            font-size: 3.5rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
        }
        .hover-zoom {
            transition: transform 0.3s ease;
        }
        .hover-zoom:hover {
            transform: scale(1.03);
        }
        .nav-link {
            font-weight: 500;
            position: relative;
            padding: 10px 15px !important;
        }
        .nav-link:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            background: var(--accent);
            transition: width 0.3s ease;
        }
        .nav-link:hover:after, .nav-link.active:after {
            width: 70%;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 100px 0 60px;
                min-height: 70vh;
            }
            .stats-number {
                font-size: 2.5rem;
            }
            .section-title {
                margin-bottom: 30px;
            }
        }