/* roulang page: index */
:root {
            --primary: #00E599;
            --titanium: #1F242D;
            --slate: #64748B;
            --bg-base: #0A0D12;
            --bg-card: #12171F;
            --bg-deep: #05070A;
            --text-high: #FFFFFF;
            --text-muted: #94A3B8;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-base);
            color: #E2E8F0;
            overflow-x: hidden;
        }
        .hero-glow {
            background: radial-gradient(circle at 50% 30%, rgba(0, 229, 153, 0.12) 0%, rgba(10, 13, 18, 0) 70%);
        }
        .custom-border {
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .custom-border:hover {
            border-color: rgba(0, 229, 153, 0.4);
        }
        .text-glow {
            text-shadow: 0 0 15px rgba(0, 229, 153, 0.4);
        }
        .transition-base {
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        }
        /* 原生 details 平滑交互 */
        details summary::-webkit-details-marker {
            display: none;
        }