:root {
            --primary: #003366;
            --secondary: #ff9900;
            --text-dark: #333;
            --text-light: #fff;
            --bg-light: #f8f9fa;
            --transition: all 0.3s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        /* Hero Section */
        .hero {
            position: relative;
            height: 80vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            color: var(--text-light);
            padding: 0 20px;
            overflow: hidden;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            animation: fadeIn 1s ease-in-out;
        }

        .hero h1 {
            font-size: clamp(2.5rem, 5vw, 4rem);
            margin-bottom: 15px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }

        .hero p {
            font-size: clamp(1rem, 2vw, 1.2rem);
            margin-bottom: 30px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
        }

        .hero-actions {
            display: flex;
            gap: 15px;
            justify-content: center;
            margin-bottom: 30px;
        }

        .btn-primary {
            background: var(--secondary);
            color: #fff;
            padding: 12px 25px;
            text-decoration: none;
            border-radius: 50px;
            font-weight: bold;
            transition: var(--transition);
        }

        .btn-primary:hover {
            background: #e68a00;
            transform: scale(1.05);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid #fff;
            padding: 12px 25px;
            text-decoration: none;
            border-radius: 50px;
            font-weight: bold;
            transition: var(--transition);
        }

        .btn-outline:hover {
            background: #fff;
            color: var(--primary);
        }

        .hero-badges {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .badge {
            background: rgba(255, 255, 255, 0.2);
            padding: 10px 20px;
            border-radius: 50px;
            border: 1px solid var(--secondary);
            font-weight: bold;
            backdrop-filter: blur(5px);
        }

        /* Slider */
        .slider-bg {
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            z-index: 0;
            background: var(--primary);
        }

        .slide {
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            background-size: cover;
            background-position: center;
            opacity: 0;
            transition: opacity 1.5s ease-in-out;
        }

        .slide::before {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0, 20, 40, 0.4); 
        }

        .slide.active {
            opacity: 1;
        }

        /* Features Section */
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
            padding: 60px 5%;
            background: var(--bg-light);
        }

        .feature-card {
            background: #fff;
            padding: 40px 30px;
            text-align: center;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            border-bottom: 4px solid var(--primary);
            transition: var(--transition);
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }

        .feature-card h3 {
            color: var(--primary);
            margin-bottom: 15px;
            font-size: 1.4rem;
        }

        /* Courses Section */
        .courses-section {
            padding: 80px 5%;
        }

        .section-title {
            text-align: center;
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 50px;
        }

        .course-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .course-card {
            border: 1px solid #eee;
            border-radius: 12px;
            overflow: hidden;
            transition: var(--transition);
            background: #fff;
            box-shadow: 0 4px 6px rgba(0,0,0,0.02);
            display: flex;
            flex-direction: column;
        }

        .course-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
            border-color: var(--secondary);
        }

        .course-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .course-content {
            padding: 25px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .course-content h4 {
            color: var(--primary);
            font-size: 1.4rem;
            margin-bottom: 10px;
        }
        
        .course-content p {
            color: var(--text-dark);
            line-height: 1.6;
            margin-bottom: 15px;
            flex-grow: 1;
        }

        .course-duration {
            display: inline-block;
            background: #eef2f5;
            padding: 5px 12px;
            border-radius: 4px;
            font-size: 0.85rem;
            font-weight: bold;
            color: var(--primary);
            align-self: flex-start;
        }

        /* Alumni / Passout Students Scrolling Section */
        .alumni-section {
            padding: 60px 0;
            background: var(--bg-light);
            overflow: hidden; 
            border-top: 1px solid #eaeaea;
        }

        .alumni-section .section-title {
            margin-bottom: 30px;
        }

        .marquee-container {
            width: 100%;
            overflow: hidden;
            white-space: nowrap;
            position: relative;
        }

        .marquee-container::before,
        .marquee-container::after {
            content: "";
            position: absolute;
            top: 0;
            width: 100px;
            height: 100%;
            z-index: 2;
        }
        
        .marquee-container::before {
            left: 0;
            background: linear-gradient(to right, var(--bg-light) 0%, transparent 100%);
        }

        .marquee-container::after {
            right: 0;
            background: linear-gradient(to left, var(--bg-light) 0%, transparent 100%);
        }

        .marquee-track {
            display: inline-flex;
            width: max-content;
            animation: scroll 30s linear infinite;
        }

        .marquee-track:hover {
            animation-play-state: paused;
        }

        .alumni-card {
            width: 250px;
            margin: 0 15px;
            background: #fff;
            border-radius: 10px;
            padding: 25px 20px;
            text-align: center;
            box-shadow: 0 4px 10px rgba(0,0,0,0.05);
            display: inline-block;
            white-space: normal; 
            border: 1px solid #eee;
            transition: var(--transition);
        }

        .alumni-card:hover {
            border-color: var(--secondary);
            transform: translateY(-5px);
        }

        .alumni-pic {
            width: 90px;
            height: 90px;
            border-radius: 50%;
            object-fit: cover;
            margin-bottom: 15px;
            border: 3px solid var(--secondary);
        }

        .alumni-card h4 {
            color: var(--primary);
            margin-bottom: 5px;
            font-size: 1.2rem;
        }

        .alumni-card p {
            font-size: 0.9rem;
            color: #666;
            margin-bottom: 10px;
        }

        /* View All Button */
        .btn-view-all {
            display: inline-block;
            margin-top: 40px;
            padding: 12px 30px;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            border-radius: 50px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1rem;
            transition: var(--transition);
        }

        .btn-view-all:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 51, 102, 0.2);
        }

        /* Animations */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes scroll {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); } 
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
            
            .nav-links {
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--primary);
                flex-direction: column;
                padding: 20px 0;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.3s ease-in-out;
                box-shadow: 0 4px 6px rgba(0,0,0,0.1);
            }

            .nav-links.active {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }

            .nav-links a {
                padding: 10px 0;
                width: 100%;
                text-align: center;
            }
            
            .hero-actions {
                flex-direction: column;
            }

            .marquee-container::before,
            .marquee-container::after {
                width: 30px; 
            }
        }