:root {
            --primary-blue: #0056b3;
            --secondary-blue: #003a75;
            --accent-orange: #ff6b00;
            --light-bg: #f8f9fa;
            --dark-text: #333;
            --light-text: #fff;
            --gray-text: #6c757d;
            --card-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }

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

        body {
            font-family: 'Poppins', sans-serif;
            line-height: 1.6;
            color: var(--dark-text);
            overflow-x: hidden;
            background-color: var(--light-bg);
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        ul {
            list-style: none;
        }

        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-primary {
            background-color: var(--primary-blue);
            color: var(--light-text);
            border: 2px solid var(--primary-blue);
        }

        .btn-primary:hover {
            background-color: transparent;
            color: var(--primary-blue);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--primary-blue);
            border: 2px solid var(--primary-blue);
        }

        .btn-secondary:hover {
            background-color: var(--primary-blue);
            color: var(--light-text);
        }

        .section-title {
            text-align: center;
            margin-bottom: 50px;
            position: relative;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary-blue);
            margin-bottom: 15px;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background-color: var(--accent-orange);
        }

        section {
            padding: 80px 0;
        }

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: rgba(255, 255, 255, 0.95);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            z-index: 1000;
            padding: 15px 0;
            transition: var(--transition);
        }

        header.scrolled {
            padding: 10px 0;
        }

        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
        }

        .logo img {
            height: 50px;
            margin-right: 10px;
        }

        .logo-text {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-blue);
        }

        .nav-links {
            display: flex;
        }

        .nav-links li {
            margin: 0 15px;
            position: relative;
        }

        .nav-links a {
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-blue);
            transition: var(--transition);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .dropdown {
            position: absolute;
            top: 100%;
            left: 0;
            background-color: white;
            box-shadow: var(--card-shadow);
            border-radius: 5px;
            min-width: 200px;
            display: none;
            z-index: 1000;
        }

        .nav-links li:hover .dropdown {
            display: block;
        }

        .dropdown li {
            margin: 0;
            padding: 0;
        }

        .dropdown a {
            display: block;
            padding: 12px 20px;
            transition: var(--transition);
        }

        .dropdown a:hover {
            background-color: var(--light-bg);
            color: var(--primary-blue);
        }

        .hamburger {
            display: none;
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1522202176988-66273c2fd55f?ixlib=rb-4.0.3&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=1471&q=80') no-repeat center center/cover;
            display: flex;
            align-items: center;
            text-align: center;
            color: var(--light-text);
        }

        .hero-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .hero-content h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            animation: fadeIn 1s ease;
        }

        .hero-content p {
            font-size: 1.5rem;
            margin-bottom: 30px;
            animation: fadeIn 1.5s ease;
        }

        .typewriter {
            border-right: 3px solid var(--accent-orange);
            white-space: nowrap;
            overflow: hidden;
            animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
            margin: 0 auto;
            max-width: fit-content;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-top: 30px;
            animation: fadeIn 2s ease;
        }

        /* About Section */
        .about-content {
            display: flex;
            align-items: center;
            gap: 50px;
        }

        .about-text {
            flex: 1;
        }

        .about-text p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

        .skills-grid {
            flex: 1;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .skill-card {
            background: white;
            padding: 25px;
            border-radius: 10px;
            text-align: center;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
        }

        .skill-card:hover {
            transform: translateY(-10px);
        }

        .skill-card i {
            font-size: 2.5rem;
            color: var(--primary-blue);
            margin-bottom: 15px;
        }

        .skill-card h3 {
            margin-bottom: 10px;
            color: var(--primary-blue);
        }

        /* Faculty Section */
        .faculty-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .faculty-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
        }

        .faculty-card:hover {
            transform: translateY(-10px);
        }

        .faculty-img {
            height: 250px;
            background-color: var(--primary-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 5rem;
        }

        .faculty-info {
            padding: 20px;
            text-align: center;
        }

        .faculty-info h3 {
            color: var(--primary-blue);
            margin-bottom: 5px;
        }

        .faculty-info .designation {
            color: var(--accent-orange);
            font-weight: 500;
            margin-bottom: 10px;
        }

        .faculty-info .expertise {
            color: var(--gray-text);
            font-style: italic;
        }

        /* Semester Section */
        .semester-content {
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: var(--card-shadow);
        }

        .semester-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }

        .semester-item {
            background: var(--light-bg);
            padding: 20px;
            border-radius: 8px;
            text-align: center;
            transition: var(--transition);
        }

        .semester-item:hover {
            background: var(--primary-blue);
            color: white;
        }

        .semester-item h3 {
            margin-bottom: 10px;
        }

        /* Events Section */
        .events-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .event-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
        }

        .event-card:hover {
            transform: translateY(-10px);
        }

        .event-img {
            height: 200px;
            background-color: var(--secondary-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 2rem;
        }

        .event-info {
            padding: 20px;
        }

        .event-info h3 {
            color: var(--primary-blue);
            margin-bottom: 10px;
        }

        .event-info .date {
            color: var(--accent-orange);
            font-weight: 500;
            margin-bottom: 10px;
        }

        /* Contact Section */
        .contact-container {
            display: flex;
            gap: 50px;
        }

        .contact-form {
            flex: 1;
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: var(--card-shadow);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: inherit;
            transition: var(--transition);
        }

        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary-blue);
            outline: none;
        }

        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }

        .submit-btn {
            background-color: var(--primary-blue);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 5px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
        }

        .submit-btn:hover {
            background-color: var(--secondary-blue);
        }

        .map-container {
            flex: 1;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--card-shadow);
        }

        .map-placeholder {
            height: 100%;
            background-color: #eaeaea;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gray-text);
            font-size: 1.2rem;
        }

        /* Footer */
        footer {
            background-color: var(--secondary-blue);
            color: var(--light-text);
            padding: 60px 0 30px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-column h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 3px;
            background-color: var(--accent-orange);
        }

        .footer-column p {
            margin-bottom: 15px;
            opacity: 0.9;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            opacity: 0.9;
            transition: var(--transition);
        }

        .footer-links a:hover {
            opacity: 1;
            color: var(--accent-orange);
            padding-left: 5px;
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            transition: var(--transition);
        }

        .social-links a:hover {
            background-color: var(--accent-orange);
            transform: translateY(-5px);
        }

        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            opacity: 0.8;
        }

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

        @keyframes typing {
            from { width: 0 }
            to { width: 100% }
        }

        @keyframes blink-caret {
            from, to { border-color: transparent }
            50% { border-color: var(--accent-orange) }
        }

        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* Responsive Design */
        @media (max-width: 992px) {
            .about-content {
                flex-direction: column;
            }
            
            .contact-container {
                flex-direction: column;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background-color: white;
                flex-direction: column;
                align-items: center;
                justify-content: center;
                transition: var(--transition);
            }
            
            .nav-links.active {
                left: 0;
            }
            
            .nav-links li {
                margin: 15px 0;
            }
            
            .dropdown {
                position: static;
                display: none;
                width: 100%;
                box-shadow: none;
            }
            
            .nav-links li:hover .dropdown {
                display: none;
            }
            
            .nav-links li.active .dropdown {
                display: block;
            }
            
            .hamburger {
                display: block;
            }
            
            .hero-content h1 {
                font-size: 2.5rem;
            }
            
            .hero-content p {
                font-size: 1.2rem;
            }
            
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
        }