/* roulang page: index */
:root {
            --color-primary: #0F172A;
            --color-accent: #059669;
            --color-emerald: #10B981;
            --color-bg-paper: #F8FAFC;
            --color-bg-plat: #F1F5F9;
            --color-text-main: #334155;
            --color-text-muted: #64748B;
            --color-deep: #0B0F19;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--color-bg-paper);
            color: var(--color-text-main);
            overflow-x: hidden;
        }
        .tabular-nums {
            font-variant-numeric: tabular-nums;
        }
        .text-shadow-sm {
            text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
        }