* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            background: #f0f7fa;
            padding-top: 140px;
        }

        /* Vibrant PRANDE color palette */
        :root {
            --primary: #0f4c5c;       /* deep teal */
            --primary-dark: #0a3a47;
            --primary-light: #1d707f;
            --secondary: #ff6b4a;      /* vibrant coral */
            --secondary-light: #ff8a70;
            --accent: #ffb347;          /* warm amber */
            --accent-soft: #ffc97a;
            --success: #2ecc71;
            --dark: #1a2e35;
            --light: #f8ffff;
            --gray: #546e7a;
            --glass-bg: rgba(255,255,255,0.88);
            --glass-border: rgba(255,255,255,0.7);
            --card-shadow: 0 25px 40px -12px rgba(15,76,92,0.35);
        }

        /* ===== ENHANCED HEADER BACKGROUND ===== */
        .top-bar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: linear-gradient(165deg, #0a3a47 0%, #1d5a6e 40%, #0f4c5c 100%);
            color: white;
            padding: 8px 0;
            z-index: 1001;
            border-bottom: 2px solid var(--secondary);
            box-shadow: 0 8px 25px rgba(0,0,0,0.3);
            backdrop-filter: blur(2px);
            /* subtle pattern overlay */
            background-image: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.05) 0%, transparent 30%),
                              linear-gradient(165deg, #0a3a47 0%, #1d5a6e 40%, #0f4c5c 100%);
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .top-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }

        .contact-row {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: #e0f2f5;
            text-decoration: none;
            transition: all 0.2s;
        }

        .contact-item:hover {
            color: white;
            transform: translateY(-1px);
        }

        .contact-item i {
            color: var(--secondary);
        }

        .top-right {
            display: flex;
            gap: 20px;
            align-items: center;
        }

        .date-badge {
            background: rgba(255,180,70,0.18);
            backdrop-filter: blur(4px);
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 12px;
            color: #ffe6c7;
            border: 1px solid rgba(255,180,70,0.5);
        }

        .lang-selector {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(255,255,255,0.12);
            backdrop-filter: blur(4px);
            padding: 4px 14px;
            border-radius: 40px;
            cursor: pointer;
            font-size: 12px;
            border: 1px solid rgba(255,255,255,0.25);
            color: white;
        }

        .lang-selector:hover {
            background: var(--secondary);
            border-color: white;
            color: #0f4c5c;
        }

        /* ===== MAIN NAVIGATION – ENHANCED BACKGROUND ===== */
        .main-nav {
            position: fixed;
            top: 48px;
            left: 0;
            width: 100%;
            background: linear-gradient(95deg, rgba(255,255,255,0.92) 0%, rgba(255,255,255,0.88) 100%);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 10px 30px -5px rgba(15,76,92,0.3);
            z-index: 1000;
            border-bottom: 1px solid rgba(255,255,255,0.9);
            /* subtle wave pattern */
            background-image: url('data:image/svg+xml;utf8,<svg width="100" height="20" viewBox="0 0 100 20" xmlns="http://www.w3.org/2000/svg" opacity="0.03"><path d="M0 10 Q 20 0, 40 10 T 80 10 T 120 10" stroke="%230f4c5c" fill="none" stroke-width="1"/></svg>'),
                              linear-gradient(95deg, rgba(255,255,255,0.92) 0%, rgba(255,255,255,0.88) 100%);
            background-repeat: repeat-x;
            background-position: bottom;
        }

        .nav-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }

        /* Logo using actual logo.png from /images */
        .logo {
            display: flex;
            align-items: center;
            text-decoration: none;
            margin-right: 20px;
        }

        .logo img {
            height: 52px;
            width: auto;
            transition: transform 0.3s ease;
            filter: drop-shadow(0 4px 8px rgba(15,76,92,0.3));
        }

        .logo:hover img {
            transform: scale(1.05);
        }

        /* Desktop Menu */
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 6px;
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            color: #1e3a3f;
            text-decoration: none;
            font-size: 14px;
            font-weight: 550;
            border-radius: 50px;
            transition: all 0.2s;
            white-space: nowrap;
            background: transparent;
        }

        .nav-link i {
            font-size: 15px;
            color: var(--primary);
            transition: all 0.2s;
        }

        .nav-link:hover {
            background: white;
            box-shadow: 0 6px 16px rgba(15,76,92,0.15);
            color: var(--primary-dark);
        }

        .nav-link:hover i {
            color: var(--secondary);
            transform: scale(1.1);
        }

        .nav-link.active {
            background: var(--primary);
            color: white;
            box-shadow: 0 8px 18px #0f4c5c70;
        }
        .nav-link.active i {
            color: var(--secondary-light);
        }

        /* ===== DROPDOWNS WITH ACTUAL IMAGES ===== */
        .mega-menu {
            position: absolute;
            top: 100%;
            left: -280px;
            width: 1000px;
            background: rgba(255,255,255,0.98);
            backdrop-filter: blur(16px);
            border-radius: 36px;
            box-shadow: var(--card-shadow), 0 0 0 1px rgba(255,107,74,0.3) inset;
            padding: 30px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(30px) scale(0.96);
            transition: all 0.4s cubic-bezier(0.2, 0.9, 0.3, 1.2);
            z-index: 1000;
            border: 1px solid rgba(255,255,255,0.9);
        }

        .nav-item:hover .mega-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(12px) scale(1);
        }

        /* Decorative elements */
        .mega-menu::before {
            content: '';
            position: absolute;
            top: -20px; left: 30%;
            width: 180px; height: 180px;
            background: radial-gradient(circle, rgba(255,107,74,0.2) 0%, transparent 70%);
            border-radius: 50%;
            filter: blur(30px);
            z-index: -1;
        }

        .mega-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
            z-index: 2;
        }

        /* Category cards with images */
        .mega-col {
            background: rgba(255,255,255,0.7);
            border-radius: 24px;
            padding: 16px 12px;
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255,255,255,0.8);
            box-shadow: 0 10px 20px -8px rgba(15,76,92,0.2);
            transition: transform 0.3s ease;
        }

        .mega-col:hover {
            transform: translateY(-5px);
            background: rgba(255,255,255,0.95);
            box-shadow: 0 20px 30px -10px rgba(255,107,74,0.3);
        }

        .mega-col h4 {
            color: var(--primary-dark);
            font-size: 16px;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
            text-transform: uppercase;
            letter-spacing: 0.8px;
            border-left: 4px solid var(--secondary);
            padding-left: 12px;
        }

        .mega-col h4 i {
            color: var(--secondary);
            font-size: 1.4rem;
            background: rgba(255,107,74,0.15);
            padding: 6px;
            border-radius: 12px;
        }

        .mega-links {
            list-style: none;
        }

        .mega-links li {
            margin-bottom: 12px;
        }

        .mega-links a {
            display: flex;
            align-items: center;
            gap: 14px;
            color: #1e3a3f;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.2s;
            padding: 8px 12px;
            border-radius: 40px;
            background: rgba(255,255,255,0.5);
            border: 1px solid transparent;
        }

        .mega-links a i {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--primary);
            background: white;
            border-radius: 50%;
            box-shadow: 0 4px 8px rgba(0,0,0,0.05);
        }

        .mega-links a:hover {
            background: linear-gradient(90deg, white, rgba(255,107,74,0.1));
            border-color: rgba(255,107,74,0.3);
            color: var(--primary-dark);
            transform: translateX(8px);
        }

        .mega-links a:hover i {
            background: var(--secondary);
            color: white;
        }

        .free-badge {
            background: linear-gradient(145deg, #ff6b4a, #ffb347);
            color: white;
            font-size: 10px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 50px;
            margin-left: 8px;
            text-transform: uppercase;
            box-shadow: 0 2px 8px #ff6b4a80;
        }

        /* ===== IMAGE-RICH FEATURED PANELS ===== */
        .mega-featured {
            grid-column: span 1;
            background: linear-gradient(145deg, #0f4c5c, #1d5a6e);
            border-radius: 24px;
            padding: 0;
            color: white;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .featured-image {
            height: 100px;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            border-radius: 24px 24px 0 0;
        }

        /* actual images as backgrounds */
        .img-earlybird {
            background-image: url('https://images.unsplash.com/photo-1523050854058-8df90110c9f1?w=400&h=200&fit=crop&auto=format'); /* graduation */
        }
        .img-consult {
            background-image: url('https://images.unsplash.com/photo-1521791136064-7986c2920216?w=400&h=200&fit=crop&auto=format'); /* meeting */
        }
        .img-robotics {
            background-image: url('https://images.unsplash.com/photo-1485827404703-89b55fcc595e?w=400&h=200&fit=crop&auto=format'); /* robot */
        }
        .img-coding {
            background-image: url('https://images.unsplash.com/photo-1461749280684-dccba630e2f6?w=400&h=200&fit=crop&auto=format'); /* coding */
        }

        .featured-content {
            padding: 16px;
        }

        .featured-content h5 {
            font-size: 18px;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .featured-content p {
            font-size: 13px;
            opacity: 0.9;
            margin-bottom: 16px;
        }

        .featured-btn {
            background: var(--secondary);
            color: white;
            padding: 8px 16px;
            border-radius: 40px;
            text-decoration: none;
            font-size: 13px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 1px solid rgba(255,255,255,0.3);
            transition: all 0.2s;
        }

        .featured-btn:hover {
            background: white;
            color: var(--primary);
        }

        /* Dropdown menu with images */
        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            width: 300px;
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(12px);
            border-radius: 28px;
            box-shadow: var(--card-shadow), 0 0 0 1px rgba(255,107,74,0.3) inset;
            padding: 16px 8px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(30px) scale(0.95);
            transition: all 0.35s cubic-bezier(0.2, 0.9, 0.3, 1.2);
            border: 1px solid rgba(255,255,255,0.8);
        }

        .nav-item:hover .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(12px) scale(1);
        }

        .dropdown-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 12px 18px;
            color: #1e3a3f;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            border-radius: 60px;
            transition: all 0.2s;
            background: rgba(255,255,255,0.5);
            margin-bottom: 4px;
        }

        .dropdown-item i {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: white;
            border-radius: 50%;
            color: var(--primary);
            box-shadow: 0 4px 8px rgba(0,0,0,0.05);
        }

        .dropdown-item:hover {
            background: white;
            box-shadow: 0 8px 16px rgba(15,76,92,0.15);
            color: var(--primary-dark);
            transform: scale(1.02) translateX(8px);
        }

        .dropdown-item:hover i {
            background: var(--secondary);
            color: white;
        }

        .dropdown-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, #ff6b4a60, transparent);
            margin: 10px 0;
        }

        /* Image panel inside dropdown */
        .dropdown-image-panel {
            border-radius: 20px;
            overflow: hidden;
            margin: 12px 8px 8px;
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
        }

        .dropdown-image-panel .panel-img {
            height: 80px;
            background-size: cover;
            background-position: center;
        }

        .panel-img.admissions-img {
            background-image: url('https://images.unsplash.com/photo-1523240795612-9a054b0db644?w=400&h=150&fit=crop&auto=format'); /* students */
        }

        .panel-img.depts-img {
            background-image: url('https://images.unsplash.com/photo-1581091226033-d5c48150dbaa?w=400&h=150&fit=crop&auto=format'); /* lab */
        }

        .dropdown-image-panel .panel-content {
            background: rgba(255,255,255,0.95);
            padding: 12px;
            text-align: center;
        }

        .dropdown-image-panel .panel-content p {
            font-size: 12px;
            color: var(--primary-dark);
            margin-bottom: 6px;
            font-weight: 600;
        }

        .dropdown-image-panel .mini-cta {
            color: var(--secondary);
            font-weight: 700;
            font-size: 13px;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* nav badge glowing */
        .nav-badge {
            position: absolute;
            top: -6px;
            right: -2px;
            background: linear-gradient(145deg, #ff6b4a, #ffb347);
            color: white;
            font-size: 9px;
            font-weight: 800;
            padding: 4px 8px;
            border-radius: 40px;
            box-shadow: 0 0 15px #ff6b4a;
            animation: glowPulse 1.8s infinite;
            border: 1px solid white;
        }

        @keyframes glowPulse {
            0% { box-shadow: 0 0 5px #ff6b4a; }
            50% { box-shadow: 0 0 18px #ffb347; }
            100% { box-shadow: 0 0 5px #ff6b4a; }
        }

        /* Right Actions */
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .search-btn {
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: #ffffff;
            border: 1px solid rgba(15,76,92,0.2);
            border-radius: 44px;
            color: var(--primary);
            cursor: pointer;
            transition: all 0.2s;
            font-size: 1.2rem;
        }

        .search-btn:hover {
            background: var(--primary);
            color: white;
            border-color: var(--secondary);
            transform: scale(1.08);
            box-shadow: 0 8px 18px #0f4c5c70;
        }

        .cta-btn {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 26px;
            background: linear-gradient(135deg, #0f4c5c, #ff6b4a);
            color: white;
            text-decoration: none;
            font-size: 14px;
            font-weight: 600;
            border-radius: 60px;
            transition: all 0.25s;
            box-shadow: 0 8px 20px #0f4c5c80;
            border: 1px solid #ffb347;
        }

        .cta-btn:hover {
            transform: translateY(-4px);
            background: linear-gradient(135deg, #ff6b4a, #0f4c5c);
            box-shadow: 0 14px 28px #0f4c5cb0;
            border-color: white;
        }

        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            background: #ffffff;
            border: 1px solid #d0e2e7;
            border-radius: 44px;
            color: var(--primary);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all 0.2s;
            font-size: 1.3rem;
        }

        .mobile-toggle:hover {
            background: var(--primary);
            color: white;
        }

        /* Search Overlay */
        .search-overlay {
            position: fixed;
            top: 128px;
            left: 0;
            width: 100%;
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(12px);
            padding: 24px 0;
            transform: translateY(-150%);
            transition: transform 0.3s ease;
            z-index: 999;
            border-bottom: 2px solid var(--secondary);
            box-shadow: 0 20px 30px -10px #0f4c5c40;
        }

        .search-overlay.active {
            transform: translateY(0);
        }

        .search-box {
            max-width: 600px;
            margin: 0 auto;
            position: relative;
        }

        .search-box input {
            width: 100%;
            padding: 16px 60px 16px 26px;
            border: 2px solid #d0e2e7;
            border-radius: 60px;
            font-size: 16px;
            outline: none;
            background: white;
        }

        .search-box input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px #0f4c5c30;
        }

        .search-box button {
            position: absolute;
            right: 6px;
            top: 6px;
            width: 48px;
            height: 48px;
            background: var(--primary);
            border: none;
            border-radius: 48px;
            color: white;
            cursor: pointer;
            transition: all 0.2s;
            font-size: 1.2rem;
        }

        .search-box button:hover {
            background: var(--secondary);
            transform: rotate(90deg) scale(1.05);
        }

        /* Mobile styles */
        @media (max-width: 1024px) {
            .mega-menu { width: 750px; left: -200px; }
            .mega-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            body { padding-top: 130px; }
            .nav-menu { 
                display: none; 
                background: rgba(255,255,255,0.98); 
                backdrop-filter: blur(20px);
                width: 100%; 
                padding: 20px; 
                border-radius: 0 0 30px 30px;
            }
            .nav-menu.active { display: flex; flex-direction: column; }
            .mobile-toggle { display: flex; }
            .mega-menu, .dropdown-menu { 
                position: static; 
                width: 100%; 
                opacity: 1; 
                visibility: visible; 
                transform: none; 
                background: transparent; 
                backdrop-filter: none; 
                box-shadow: none; 
                padding: 0 0 0 20px;
                border: none;
                display: none;
            }
            .nav-item:hover .mega-menu,
            .nav-item:hover .dropdown-menu { display: block; }
            .mega-grid { grid-template-columns: 1fr; }
            .top-content { flex-direction: column; align-items: flex-start; }
            .logo img { height: 42px; }
        }