:root {
            --iiit-blue: #003366;
            --iiit-gold: #CC9900;
            --iiit-light: #F8F9FA;
            --iiit-dark: #212529;
            --transition: all 0.3s ease-in-out;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--iiit-dark);
            overflow-x: hidden;
        }
        .navbar-brand img { max-height: 60px; }
        .nav-link { font-weight: 500; transition: var(--transition); }
        .nav-link:hover { color: var(--iiit-gold) !important; }
        .hero-section {
            background: linear-gradient(rgba(0, 51, 102, 0.85), rgba(0, 51, 102, 0.9)), url('https://images.unsplash.com/photo-1523050854058-8df90110c9f1?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
            color: white;
            padding: 120px 0;
        }
        .section-title {
            color: var(--iiit-blue);
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 30px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: var(--iiit-gold);
        }
        .card {
            border: none;
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.08);
            transition: var(--transition);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.12);
        }
        .card-icon {
            font-size: 2.5rem;
            color: var(--iiit-blue);
            margin-bottom: 1rem;
        }
        .research-area {
            background: var(--iiit-light);
            border-left: 5px solid var(--iiit-blue);
            padding: 20px;
            margin-bottom: 20px;
            transition: var(--transition);
        }
        .research-area:hover {
            background: white;
            border-left-color: var(--iiit-gold);
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .flink {
            display: inline-block;
            padding: 8px 16px;
            margin: 5px;
            background: var(--iiit-light);
            border-radius: 6px;
            color: var(--iiit-blue);
            text-decoration: none;
            transition: var(--transition);
            border: 1px solid #dee2e6;
        }
        .flink:hover {
            background: var(--iiit-blue);
            color: white;
            transform: scale(1.05);
        }
        footer {
            background: var(--iiit-dark);
            color: #ddd;
        }
        .footer-links a {
            color: #aaa;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover { color: white; }
        .btn-iiit {
            background: var(--iiit-blue);
            color: white;
            padding: 10px 25px;
            border-radius: 6px;
            border: none;
            transition: var(--transition);
        }
        .btn-iiit:hover {
            background: var(--iiit-gold);
            color: var(--iiit-dark);
        }
        .campus-img {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 700;
            color: var(--iiit-blue);
            display: block;
            line-height: 1;
        }
        .stat-label {
            font-size: 1rem;
            color: #666;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .news-item {
            border-bottom: 1px solid #eee;
            padding-bottom: 15px;
            margin-bottom: 15px;
        }
        .news-item:last-child { border-bottom: none; }
        .timeline {
            position: relative;
            padding-left: 30px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--iiit-blue);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 25px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -36px;
            top: 5px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: var(--iiit-gold);
            border: 3px solid var(--iiit-blue);
        }
        @media (max-width: 768px) {
            .hero-section { padding: 80px 0; }
            .stat-number { font-size: 2.5rem; }
            .navbar-nav { text-align: center; }
        }