:root {
            --primary-color: #0056b3;
            --secondary-color: #003366;
            --accent-color: #ffcc00;
            --light-color: #f8f9fa;
            --dark-color: #343a40;
        }
        
        body {
            font-family: 'Roboto', sans-serif;
            color: #333;
            overflow-x: hidden;
        }
        
        h1, h2, h3, h4, h5, h6 {
            font-family: 'Montserrat', sans-serif;
            font-weight: 700;
        }
        
        .header {
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
            color: white;
            padding: 15px 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        
        .navbar {
            background-color: white !important;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            padding: 0;
        }
        
        .navbar-brand {
            display: none;
        }
        
        .nav-link {
            color: var(--dark-color) !important;
            font-weight: 500;
            padding: 1rem 1.5rem !important;
            position: relative;
            transition: all 0.3s ease;
        }
        
        .nav-link:hover, .nav-link.active {
            color: var(--primary-color) !important;
        }
        
        .nav-link.active:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 20%;
            width: 60%;
            height: 3px;
            background-color: var(--accent-color);
        }
        
        .hero-carousel {
            height: 500px;
            overflow: hidden;
        }
        
        .hero-carousel .carousel-item {
            height: 500px;
            background-size: cover;
            background-position: center;
        }
        
        .hero-carousel .carousel-caption {
            background: rgba(0, 51, 102, 0.8);
            padding: 2rem;
            bottom: 30%;
            left: 10%;
            right: 10%;
            text-align: left;
            border-left: 5px solid var(--accent-color);
        }
        
        .section-title {
            position: relative;
            margin-bottom: 3rem;
            text-align: center;
            color: var(--secondary-color);
        }
        
        .section-title:after {
            content: '';
            display: block;
            width: 80px;
            height: 4px;
            background: var(--accent-color);
            margin: 15px auto;
        }
        
        .card-service {
            border: none;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
        
        .card-service:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
        }
        
        .card-service .icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }
        
        .video-container {
            position: relative;
            padding-bottom: 56.25%;
            height: 0;
            overflow: hidden;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }
        
        .video-container iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }
        
        .news-card {
            border: none;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            height: 100%;
        }
        
        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }
        
        .news-card .badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background-color: var(--accent-color);
            color: var(--dark-color);
        }
        
        .admin-message {
            background: linear-gradient(135deg, rgba(0, 86, 179, 0.1), rgba(0, 51, 102, 0.1));
            border-left: 5px solid var(--primary-color);
            border-radius: 0 10px 10px 0;
        }
        
        .quick-links {
            background-color: var(--light-color);
            border-radius: 10px;
            padding: 2rem;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .quick-links .link-item {
            padding: 0.75rem 0;
            border-bottom: 1px solid #eee;
            transition: all 0.3s ease;
        }
        
        .quick-links .link-item:hover {
            background-color: rgba(0, 86, 179, 0.05);
            padding-left: 10px;
        }
        
        .quick-links .link-item i {
            color: var(--primary-color);
            margin-right: 10px;
        }
        
        .footer {
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
            color: white;
            padding: 3rem 0 1rem;
        }
        
        .footer a {
            color: white;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        .footer a:hover {
            color: var(--accent-color);
        }
        
        .footer-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 20px;
        }
        
        .footer-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background-color: var(--accent-color);
        }
        
        .social-icons a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            margin-right: 10px;
            transition: all 0.3s ease;
        }
        
        .social-icons a:hover {
            background-color: var(--accent-color);
            color: var(--dark-color);
            transform: translateY(-3px);
        }
        
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 999;
        }
        
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        
        .back-to-top:hover {
            background-color: var(--secondary-color);
            transform: translateY(-5px);
        }
        
        @media (max-width: 991.98px) {
            .navbar-brand {
                display: block;
            }
            
            .hero-carousel, .hero-carousel .carousel-item {
                height: 400px;
            }
            
            .hero-carousel .carousel-caption {
                bottom: 20%;
                left: 5%;
                right: 5%;
            }
        }
        
        @media (max-width: 767.98px) {
            .hero-carousel, .hero-carousel .carousel-item {
                height: 300px;
            }
            
            .hero-carousel .carousel-caption {
                padding: 1rem;
                bottom: 10%;
            }
        }