/* roulang page: index */
:root {
      --bg-dark: #0A0C10;
      --bg-card-dark: #12161F;
      --color-signal: #00DC82;
      --color-text-main: #0F172A;
      --color-text-sub: #475569;
    }
    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }
    body {
      background-color: #FFFFFF;
      color: #0F172A;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    .hero-glow {
      background: radial-gradient(circle at 50% 30%, rgba(0, 220, 130, 0.12) 0%, rgba(10, 12, 16, 0.85) 65%, #0A0C10 100%);
    }
    .custom-scroll::-webkit-scrollbar {
      height: 4px;
    }
    .custom-scroll::-webkit-scrollbar-thumb {
      background: #CBD5E1;
      border-radius: 4px;
    }