body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            line-height: 1.8;
            color: #333;
            background-color: #f8f9fa;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
            color: #2c786c !important;
        }
        .hero-section {
            background: linear-gradient(rgba(44, 120, 108, 0.85), rgba(44, 120, 108, 0.9)), url('https://images.unsplash.com/photo-1620641788421-7a1c342ea42e?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
            color: white;
            padding: 120px 0;
            text-align: center;
        }
        .section-title {
            color: #2c786c;
            border-left: 5px solid #ff7e5f;
            padding-left: 15px;
            margin-bottom: 30px;
            font-weight: 700;
        }
        .card {
            border: none;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.15);
        }
        .btn-primary {
            background-color: #2c786c;
            border-color: #2c786c;
            padding: 12px 30px;
            border-radius: 30px;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            background-color: #245c53;
            border-color: #245c53;
            transform: scale(1.05);
        }
        .flink {
            display: inline-block;
            margin: 10px 20px;
            padding: 10px 20px;
            background: #e9f5f3;
            border-radius: 10px;
            color: #2c786c;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        .flink:hover {
            background: #2c786c;
            color: white;
            transform: translateY(-3px);
        }
        .friendlink {
            background: #f1f8f7;
            padding: 50px 0;
            text-align: center;
        }
        footer {
            background: #1a3c34;
            color: #ddd;
            padding: 40px 0 20px;
        }
        footer a {
            color: #a8dadc;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        footer a:hover {
            color: white;
            text-decoration: underline;
        }
        .contact-info i {
            color: #2c786c;
            margin-right: 10px;
        }
        .img-fluid {
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 80px 0;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }