/* roulang page: index */
:root {
            --neon-green: #00FF88;
            --bg-dark: #0D0F12;
            --card-surface: #16191E;
            --border-line: #262B33;
        }
        body {
            background-color: var(--bg-dark);
            color: #E2E8F0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .glow-neon {
            box-shadow: 0 0 25px rgba(0, 255, 136, 0.18);
        }
        .glow-neon-sm {
            box-shadow: 0 0 12px rgba(0, 255, 136, 0.25);
        }
        .border-glow:hover {
            border-color: rgba(0, 255, 136, 0.5);
            box-shadow: 0 4px 20px rgba(0, 255, 136, 0.1);
        }
        details > summary::-webkit-details-marker {
            display: none;
        }