/* roulang page: index */
:root {
      --primary: #1E3A8A;
      --primary-accent: #2563EB;
      --emerald: #059669;
      --bg-light: #F8FAFC;
      --border-color: #E2E8F0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      color: #334155;
      background-color: #FFFFFF;
      font-family: 'Plus Jakarta Sans', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }
    .custom-shadow {
      box-shadow: 0 10px 30px -5px rgba(15, 23, 42, 0.08);
    }
    .hero-glow {
      background: radial-gradient(circle at 50% 30%, rgba(37, 99, 235, 0.12) 0%, rgba(255, 255, 255, 0) 70%);
    }