:root {
            --iucaa-primary: #0c2340;
            --iucaa-secondary: #8c1d40;
            --iucaa-accent: #00a9e0;
            --iucaa-light: #f8f9fa;
            --iucaa-dark: #212529;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            color: var(--iucaa-dark);
            line-height: 1.7;
        }
        h1, h2, h3, h4, h5 {
            font-weight: 700;
            color: var(--iucaa-primary);
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
        }
        .hero-section {
            background: linear-gradient(rgba(12, 35, 64, 0.85), rgba(12, 35, 64, 0.9)), url('https://images.unsplash.com/photo-1462331940025-496dfbfc7564?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover;
            color: white;
            padding: 8rem 0;
        }
        .section-padding {
            padding: 5rem 0;
        }
        .bg-iucaa-light {
            background-color: #f0f4f8;
        }
        .card {
            border: none;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.15);
        }
        .btn-iucaa-primary {
            background-color: var(--iucaa-primary);
            color: white;
            padding: 0.75rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .btn-iucaa-primary:hover {
            background-color: var(--iucaa-secondary);
            color: white;
            transform: scale(1.05);
        }
        .flink {
            display: inline-block;
            padding: 0.75rem 1.5rem;
            margin: 0.5rem;
            background: white;
            border-radius: 8px;
            color: var(--iucaa-primary);
            text-decoration: none;
            border: 1px solid #dee2e6;
            transition: all 0.3s ease;
            font-weight: 500;
        }
        .flink:hover {
            background-color: var(--iucaa-primary);
            color: white;
            transform: translateY(-3px);
        }
        .friendlink-section {
            background-color: #f8f9fa;
            border-top: 1px solid #dee2e6;
            border-bottom: 1px solid #dee2e6;
        }
        .research-icon {
            font-size: 2.5rem;
            color: var(--iucaa-accent);
            margin-bottom: 1rem;
        }
        .news-card {
            border-left: 4px solid var(--iucaa-accent);
        }
        footer {
            background-color: var(--iucaa-primary);
            color: rgba(255,255,255,0.85);
        }
        footer a {
            color: rgba(255,255,255,0.85);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        footer a:hover {
            color: white;
            text-decoration: underline;
        }
        .footer-links h5 {
            color: white;
            border-bottom: 2px solid var(--iucaa-accent);
            padding-bottom: 0.5rem;
            margin-bottom: 1.5rem;
        }
        .img-hover-zoom {
            overflow: hidden;
            border-radius: 12px;
        }
        .img-hover-zoom img {
            transition: transform 0.5s ease;
        }
        .img-hover-zoom:hover img {
            transform: scale(1.05);
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 5rem 0;
            }
            .section-padding {
                padding: 3rem 0;
            }
            .display-4 {
                font-size: 2.5rem;
            }
        }