:root {
            --primary-color: #0056a6;
            --secondary-color: #28a745;
            --accent-color: #ffc107;
            --light-bg: #f8f9fa;
            --dark-text: #333;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: var(--dark-text);
            line-height: 1.6;
        }
        .navbar {
            background-color: var(--primary-color) !important;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
        }
        .nav-link {
            color: white !important;
            font-weight: 500;
            transition: color 0.3s;
        }
        .nav-link:hover {
            color: var(--accent-color) !important;
        }
        .hero-section {
            background: linear-gradient(rgba(0, 86, 166, 0.85), rgba(0, 86, 166, 0.9)), url('https://picsum.photos/seed/hero/1920/800') no-repeat center center/cover;
            color: white;
            padding: 100px 0;
        }
        .section-title {
            color: var(--primary-color);
            border-bottom: 3px solid var(--secondary-color);
            padding-bottom: 10px;
            margin-bottom: 30px;
            display: inline-block;
        }
        .card {
            border: none;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
        }
        .card-img-top {
            height: 200px;
            object-fit: cover;
        }
        .service-icon {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            padding: 10px 25px;
            font-weight: 600;
        }
        .btn-primary:hover {
            background-color: #004080;
            border-color: #004080;
        }
        footer {
            background-color: #222;
            color: #ddd;
        }
        .flink {
            color: #28a745;
            text-decoration: none;
            padding: 5px 10px;
            border-radius: 4px;
            transition: background-color 0.3s;
        }
        .flink:hover {
            background-color: rgba(40, 167, 69, 0.1);
            color: #28a745;
        }
        .friendlink-section {
            background-color: var(--light-bg);
            padding: 40px 0;
        }
        .sticky-top {
            top: 20px;
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2rem;
            }
            .display-4 {
                font-size: 2.5rem;
            }
        }