/* roulang page: index */
:root {
      --primary: #f97316;
      --primary-hover: #ea580c;
      --bg-dark: #0b0f17;
      --card-dark: #111827;
      --border-dark: #1f2937;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
      overflow-x: hidden;
      background-color: #f8fafc;
      color: #1e293b;
    }
    .hero-glow {
      background: radial-gradient(circle at 50% 30%, rgba(249, 115, 22, 0.15) 0%, rgba(11, 15, 23, 0) 70%);
    }
    .code-block {
      background: #090d14;
      font-family: "Fira Code", monospace;
    }