/* roulang page: index */
:root {
            --primary-emerald: #10B981;
            --primary-orange: #F97316;
            --bg-dark: #0B0F17;
            --bg-card-dark: #111827;
            --text-main: #0F172A;
            --text-muted: #475569;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
            color: var(--text-main);
            background-color: #FFFFFF;
            overflow-x: hidden;
        }
        .text-gradient {
            background: linear-gradient(135deg, #10B981 0%, #F97316 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .glass-panel {
            background: rgba(17, 24, 39, 0.85);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .hero-bg-overlay {
            background: linear-gradient(180deg, rgba(11, 15, 23, 0.92) 0%, rgba(11, 15, 23, 0.98) 100%);
        }
        .badge-pulse {
            animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
        }
        @keyframes pulse-ring {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.7; transform: scale(1.05); }
        }
        /* Details marker hide */
        details summary::-webkit-details-marker {
            display: none;
        }
        details summary {
            list-style: none;
        }