/* roulang page: index */
:root { --primary-color: #6366f1; }
        body { background-color: #0f172a; color: #f1f5f9; font-family: 'Inter', system-ui, sans-serif; }
        .gradient-text { background: linear-gradient(90deg, #6366f1, #22d3ee); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .card-hover:hover { transform: translateY(-10px); transition: all 0.3s ease; }
        .nav-link:hover { color: #22d3ee; }
        header { backdrop-filter: blur(10px); background-color: rgba(15, 23, 42, 0.8); }