.hero-bg {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1518709268805-4e9042af2176?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
        }
        .section-padding {
            padding: 5rem 1rem;
        }
        .hover-lift {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .hover-lift:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        .flink {
            display: inline-block;
            padding: 0.5rem 1rem;
            margin: 0.5rem;
            background: #f8f9fa;
            border-radius: 0.375rem;
            color: #333;
            text-decoration: none;
            border: 1px solid #dee2e6;
            transition: all 0.3s ease;
        }
        .flink:hover {
            background: #007bff;
            color: white;
            border-color: #007bff;
        }
        .friendlink {
            background: #f8f9fa;
            border-top: 2px solid #dee2e6;
            border-bottom: 2px solid #dee2e6;
        }
        .navbar-scroll {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 3rem 1rem;
            }
        }