/* roulang page: index */
:root {
      --brand-gradient: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);
      --dark-card: #0f172a;
      --light-bg: #f8fafc;
    }
    html {
      box-sizing: border-box;
      -webkit-font-smoothing: antialiased;
    }
    *, *:before, *:after {
      box-sizing: inherit;
    }
    body {
      color: #1e293b;
      background-color: #ffffff;
      line-height: 1.6;
    }
    .hero-glow {
      background: radial-gradient(circle at 50% 20%, rgba(79, 70, 229, 0.12) 0%, rgba(6, 182, 212, 0.05) 50%, rgba(255, 255, 255, 0) 80%);
    }
    .badge-gradient {
      background: linear-gradient(135deg, rgba(79, 70, 229, 0.12) 0%, rgba(6, 182, 212, 0.12) 100%);
    }
    .card-hover {
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .card-hover:hover {
      transform: translateY(-4px);
      box-shadow: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 10px 10px -5px rgba(15, 23, 42, 0.04);
    }