/* roulang page: index */
:root {
      --primary-dark: #0f172a;
      --accent-cyan: #06b6d4;
      --accent-blue: #0284c7;
      --bg-slate: #f8fafc;
      --border-light: #e2e8f0;
      --border-dark: #1e293b;
      --text-main: #0f172a;
      --text-muted: #64748b;
    }
    body {
      color: #334155;
      background-color: #ffffff;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    .metric-gauge {
      background: conic-gradient(#06b6d4 0% 78%, #1e293b 78% 100%);
    }
    details summary::-webkit-details-marker {
      display: none;
    }