.hover-lift {
            transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
        }
        .hover-lift:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }
        .flink {
            display: inline-flex;
            align-items: center;
            padding: 0.75rem 1.5rem;
            background-color: #f8fafc;
            border-radius: 0.5rem;
            border: 1px solid #e2e8f0;
            color: #475569;
            font-weight: 500;
            transition: all 0.2s ease;
            text-decoration: none;
        }
        .flink:hover {
            background-color: #1e3a8a;
            color: white;
            border-color: #1e3a8a;
        }
        .nav-link {
            position: relative;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #f59e0b;
            transition: width 0.3s ease;
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .chess-board-bg {
            background-image: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNDAiIGhlaWdodD0iNDAiIHZpZXdCb3g9IjAgMCA0MCA0MCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48cGF0aCBkPSJNMCAwaDQwdjQwSDB6IiBmaWxsPSIjZjhmYWZjIi8+PHBhdGggZD0iTTQwIDBIMHY0MGg0MHYtNDB6IiBmaWxsPSIjZThmMmZmIi8+PC9zdmc+');
            background-size: 40px 40px;
        }