:root {
            --primary: #1a3a5f;
            --secondary: #c9a96e;
            --light: #f8f9fa;
            --dark: #212529;
            --success: #28a745;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
            color: #333;
            overflow-x: hidden;
        }
        .navbar-brand {
            font-weight: 700;
            color: var(--primary) !important;
        }
        .navbar-nav .nav-link {
            font-weight: 500;
            padding: 0.5rem 1.2rem !important;
            transition: var(--transition);
        }
        .navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
            color: var(--secondary) !important;
        }
        .hero-section {
            background: linear-gradient(rgba(26, 58, 95, 0.85), rgba(26, 58, 95, 0.9)), url('https://images.unsplash.com/photo-1611974789855-9c2a0a7236a3?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
            color: white;
            padding: 120px 0 80px;
            position: relative;
        }
        .hero-section h1 {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2.5rem;
            }
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 50px;
            color: var(--primary);
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background-color: var(--secondary);
        }
        .section-title.text-center::after {
            left: 50%;
            transform: translateX(-50%);
        }
        .card-hover {
            transition: var(--transition);
            border: none;
            box-shadow: var(--shadow);
            height: 100%;
        }
        .card-hover:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        .icon-box {
            width: 70px;
            height: 70px;
            background-color: rgba(201, 169, 110, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            color: var(--secondary);
            font-size: 1.8rem;
        }
        .btn-primary-custom {
            background-color: var(--primary);
            border-color: var(--primary);
            color: white;
            padding: 12px 30px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-primary-custom:hover {
            background-color: var(--secondary);
            border-color: var(--secondary);
            color: var(--dark);
            transform: translateY(-3px);
        }
        .feature-item {
            padding: 30px 20px;
            border-radius: 10px;
            background-color: white;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }
        .feature-item:hover {
            background-color: var(--primary);
            color: white;
        }
        .feature-item:hover h4,
        .feature-item:hover .icon-box {
            color: white;
        }
        .process-step {
            position: relative;
            padding: 20px;
            text-align: center;
        }
        .process-step .step-number {
            width: 60px;
            height: 60px;
            background-color: var(--secondary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 auto 20px;
        }
        .team-member {
            overflow: hidden;
            border-radius: 10px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .team-member:hover {
            transform: translateY(-10px);
        }
        .team-member img {
            transition: var(--transition);
        }
        .team-member:hover img {
            transform: scale(1.05);
        }
        .contact-info-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 25px;
        }
        .contact-info-item i {
            background-color: rgba(26, 58, 95, 0.1);
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            color: var(--primary);
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .flink {
            display: inline-block;
            padding: 8px 20px;
            margin: 5px 10px;
            background-color: #f8f9fa;
            border-radius: 5px;
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
            border: 1px solid #e9ecef;
        }
        .flink:hover {
            background-color: var(--primary);
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background-color: var(--primary);
            color: rgba(255, 255, 255, 0.85);
        }
        footer a {
            color: rgba(255, 255, 255, 0.85);
            text-decoration: none;
            transition: var(--transition);
        }
        footer a:hover {
            color: var(--secondary);
            text-decoration: underline;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background-color: var(--secondary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            background-color: var(--primary);
            color: white;
        }
        .news-item {
            border-bottom: 1px solid #eee;
            padding-bottom: 20px;
            margin-bottom: 20px;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0;
        }
        .stat-label {
            color: #666;
            font-size: 1rem;
        }
        .timeline {
            position: relative;
            padding-left: 30px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background-color: var(--secondary);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 30px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -36px;
            top: 5px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background-color: var(--primary);
            border: 3px solid var(--secondary);
        }