/* roulang page: index */
:root {
      --brand: #00E599;
      --brand-hover: #00C885;
      --bg-dark: #0B0F17;
      --text-main: #334155;
      --text-muted: #64748B;
      --border-light: #E2E8F0;
    }
    body {
      font-family: -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
      color: var(--text-main);
      background-color: #F8FAFC;
    }
    .font-num {
      font-family: "DIN Alternate", Inter, monospace;
    }
    .nav-blur {
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
    }
    .custom-scrollbar::-webkit-scrollbar {
      height: 6px;
    }
    .custom-scrollbar::-webkit-scrollbar-thumb {
      background: #CBD5E1;
      border-radius: 9999px;
    }