/* roulang page: index */
:root {
            --primary: #0F172A;
            --accent-green: #059669;
            --accent-blue: #2563EB;
            --bg-light: #F8FAFC;
            --border-color: #E2E8F0;
        }
        html {
            scroll-behavior: smooth;
            font-feature-settings: "tnum";
        }
        body {
            background-color: var(--bg-light);
            color: #334155;
            overflow-x: hidden;
        }
        .hero-banner {
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.92) 0%, rgba(10, 15, 29, 0.88) 100%), url('/assets/images/2089331cb2794f24.webp') center/cover no-repeat;
        }
        .bento-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .bento-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 24px -10px rgba(15, 23, 42, 0.08);
            border-color: #CBD5E1;
        }
        .burst-badge {
            background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
            box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
        }
        details summary::-webkit-details-marker {
            display:none;
        }