/* roulang page: index */
:root {
            --color-primary: #0F172A;
            --color-accent: #0284C7;
            --color-emerald: #059669;
            --color-gold: #D97706;
            --color-bg-base: #F8FAFC;
            --color-bg-muted: #F1F5F9;
            --color-bg-dark: #0B0F19;
            --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
        }
        body {
            font-family: var(--font-main);
            background-color: var(--color-bg-base);
            color: #334155;
            -webkit-font-smoothing: antialiased;
        }
        .text-glow {
            text-shadow: 0 0 20px rgba(217, 119, 6, 0.35);
        }
        .hero-pattern {
            background-color: #0b0f19;
            background-image: radial-gradient(rgba(217, 119, 6, 0.12) 1px, transparent 0);
            background-size: 32px 32px;
        }
        .accordion-content {
            transition: max-height 0.35s ease, opacity 0.3s ease;
        }