/* roulang page: index */
:root {
            --color-bg-dark: #06120E;
            --color-primary: #0F241D;
            --color-accent: #10B981;
            --color-gold: #F59E0B;
            --color-light: #F8FAFC;
            --color-border: #E2E8F0;
        }
        html { scroll-behavior: smooth; }
        body { font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; }
        .glass-header {
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
        }
        .hero-bg {
            background: linear-gradient(135deg, rgba(6, 18, 14, 0.94) 0%, rgba(15, 36, 29, 0.92) 100%), url('/assets/images/8e74aa4912d1d364.png') center/cover no-repeat;
        }
        .card-shadow {
            box-shadow: 0 10px 30px -10px rgba(15, 36, 29, 0.08);
        }
        .dark-card-border {
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        details summary::-webkit-details-marker { display: none; }