/* roulang page: index */
:root {
            --primary: #00B060;
            --primary-dark: #059669;
            --obsidian: #0A0F1D;
            --accent: #F97316;
            --bg-light: #F8FAFC;
        }
        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
            line-height: 1.8;
            color: #1E293B;
            background-color: #FFFFFF;
        }
        .mono-num {
            font-family: ui-monospace, "SF Mono", "Roboto Mono", Menlo, monospace;
        }
        .hero-industrial-bg {
            background-image: linear-gradient(rgba(10, 15, 29, 0.92), rgba(7, 11, 20, 0.96)), url('/assets/images/8fe09241b64473c6.jpg');
            background-size: cover;
            background-position: center;
        }
        .glass-card {
            background: rgba(15, 23, 42, 0.65);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .accent-gradient-text {
            background: linear-gradient(135deg, #00B060 0%, #34D399 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .custom-scrollbar::-webkit-scrollbar {
            height: 6px;
            width: 6px;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb {
            background: #cbd5e1;
            border-radius: 9999px;
        }
        details summary::-webkit-details-marker {
            display: none;
        }