/* roulang page: index */
:root {
            --primary: #0F766E;
            --primary-hover: #0D9488;
            --accent: #F97316;
            --accent-hover: #EA580C;
            --bg-light: #F8FAFC;
            --surface: #FFFFFF;
            --text-dark: #0F172A;
            --text-muted: #475569;
            --border-line: #E2E8F0;
        }
        body {
            color: var(--text-dark);
            background-color: var(--bg-light);
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            -webkit-font-smoothing: antialiased;
        }
        .text-balance {
            text-wrap: balance;
        }
        .hero-mesh {
            background-color: #0d1b2a;
            background-image: radial-gradient(at 0% 0%, rgba(15, 118, 110, 0.4) 0px, transparent 50%),
                              radial-gradient(at 100% 100%, rgba(249, 115, 22, 0.15) 0px, transparent 50%);
        }
        details summary::-webkit-details-marker {
            display: none;
        }