/* roulang page: index */
:root {
            --brand-main: #4F46E5;
            --brand-dark: #0F172A;
            --brand-cyan: #06B6D4;
        }
        html {
            scroll-behavior: smooth;
        }
        .text-gradient {
            background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-pattern {
            background-color: #0B0F19;
            background-image: radial-gradient(rgba(79, 70, 229, 0.25) 1px, transparent 0);
            background-size: 28px 28px;
        }
        .badge-glow {
            box-shadow: 0 0 15px -3px rgba(6, 182, 212, 0.4);
        }
        details summary::-webkit-details-marker {
            display: none;
        }