/* roulang page: index */
:root {
            --primary: #0284c7;
            --primary-dark: #0369a1;
            --bg-main: #f8fafc;
            --text-main: #0f172a;
            --text-muted: #64748b;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--bg-main);
            color: var(--text-main);
            overflow-x: hidden;
        }
        .hero-pattern {
            background-color: #0b1120;
            background-image: radial-gradient(rgba(14, 165, 233, 0.15) 1px, transparent 0);
            background-size: 24px 24px;
        }
        .card-hover {
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }
        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 24px -10px rgba(0, 0, 0, 0.08);
        }

/* roulang page: category1 */
:root {
      --primary: #0284c7;
      --primary-dark: #0369a1;
      --bg-main: #f8fafc;
      --text-main: #0f172a;
      --text-muted: #64748b;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      overflow-x: hidden;
    }
    .hero-pattern {
      background-color: #0b1120;
      background-image: radial-gradient(rgba(14, 165, 233, 0.15) 1px, transparent 0);
      background-size: 24px 24px;
    }
    .card-hover {
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }
    .card-hover:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 24px -10px rgba(0, 0, 0, 0.08);
    }
    .badge-glow {
      box-shadow: 0 0 12px rgba(14, 165, 233, 0.35);
    }