/* roulang page: index */
:root {
            --color-primary: #0284C7;
            --color-primary-dark: #0369A1;
            --color-dark-bg: #0B0F19;
            --color-dark-surface: #1E293B;
            --color-text-main: #0F172A;
            --color-text-muted: #64748B;
            --color-accent-green: #10B981;
            --border-radius: 12px;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        body {
            color: #334155;
            background-color: #FFFFFF;
            font-family: var(--font-sans);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        .hero-overlay {
            background: linear-gradient(135deg, rgba(11, 15, 25, 0.92) 0%, rgba(15, 23, 42, 0.85) 100%);
        }
        .glass-panel {
            background: rgba(30, 41, 59, 0.7);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .live-pulse {
            animation: pulse-dot 1.8s infinite cubic-bezier(0.4, 0, 0.6, 1);
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(1.15); }
        }
        .accordion-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease-out, opacity 0.3s ease;
            opacity: 0;
        }
        .accordion-content.active {
            max-height: 300px;
            opacity: 1;
        }