/* roulang page: index */
:root {
            --primary-emerald: #059669;
            --primary-light: #10b981;
            --accent-amber: #f59e0b;
            --accent-indigo: #6366f1;
            --bg-body: #f8fafc;
            --text-main: #0f172a;
            --text-muted: #475569;
            --border-soft: #e2e8f0;
            --radius-card: 16px;
            --shadow-subtle: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
            --shadow-hover: 0 16px 32px -4px rgba(5, 150, 105, 0.12);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background-color: var(--bg-body);
            color: var(--text-main);
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
            text-rendering: optimizeLegibility;
            -webkit-font-smoothing: antialiased;
        }

        .data-tabular {
            font-variant-numeric: tabular-nums;
        }

        .card-motion {
            transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s ease;
        }
        .card-motion:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(16, 185, 129, 0.35);
        }

        .pulse-live {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: #10b981;
            box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
            animation: pulse-ring 1.8s infinite cubic-bezier(0.66, 0, 0, 1);
        }

        @keyframes pulse-ring {
            0% {
                box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
            }
            70% {
                box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
            }
        }

        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }
        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

        details summary::-webkit-details-marker {
            display: none;
        }