:root {
            --primary-color: #0a3d62;
            --secondary-color: #f9f9f9;
            --accent-color: #e74c3c;
            --text-color: #333;
            --light-color: #fff;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: var(--text-color);
            line-height: 1.6;
            background-color: var(--secondary-color);
        }
        header {
            background: linear-gradient(135deg, var(--primary-color) 0%, #1a5276 100%);
            color: var(--light-color);
        }
        .navbar {
            background-color: rgba(10, 61, 98, 0.95);
            transition: all 0.3s ease;
        }
        .navbar-brand {
            font-weight: bold;
            font-size: 1.8rem;
        }
        .nav-link {
            color: var(--light-color) !important;
            font-weight: 500;
            padding: 0.5rem 1rem;
            transition: color 0.3s;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--accent-color) !important;
        }
        .hero-section {
            padding: 100px 0;
            background: url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
            color: var(--light-color);
            text-align: center;
            position: relative;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
        }
        .hero-content {
            position: relative;
            z-index: 1;
        }
        .section-title {
            color: var(--primary-color);
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 10px;
            margin-bottom: 30px;
            display: inline-block;
        }
        .card {
            border: none;
            border-radius: 10px;
            box-shadow: var(--shadow);
            transition: transform 0.3s, box-shadow 0.3s;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
        }
        .card-img-top {
            height: 200px;
            object-fit: cover;
            border-top-left-radius: 10px;
            border-top-right-radius: 10px;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border: none;
            padding: 10px 25px;
            border-radius: 5px;
            transition: background-color 0.3s;
        }
        .btn-primary:hover {
            background-color: var(--accent-color);
        }
        footer {
            background-color: var(--primary-color);
            color: var(--light-color);
            padding: 40px 0 20px;
        }
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer-links a:hover {
            color: var(--accent-color);
        }
        .friend-links {
            background-color: var(--secondary-color);
            padding: 30px 0;
        }
        .flink {
            display: inline-block;
            margin: 5px 15px;
            padding: 8px 15px;
            background-color: var(--light-color);
            border-radius: 5px;
            box-shadow: var(--shadow);
            transition: all 0.3s;
            text-decoration: none;
            color: var(--primary-color);
            font-weight: 500;
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: var(--light-color);
            transform: scale(1.05);
        }
        .contact-info i {
            color: var(--accent-color);
            margin-right: 10px;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .card-img-top {
                height: 150px;
            }
        }