/* roulang page: index */
:root {
      --primary: #0F2942;
      --secondary: #00A896;
      --accent: #028090;
      --bg: #F8FAFC;
      --text: #1E293B;
      --muted: #64748B;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text);
      background-color: var(--bg);
      -webkit-font-smoothing: antialiased;
    }
    .metric-number {
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    }