/* roulang page: index */
:root {
      --primary: #10B981;
      --primary-neon: #00F59B;
      --accent: #FF6B00;
      --bg-dark: #0D1117;
      --surface-dark: #161B22;
      --text-main: #0F172A;
      --text-muted: #475569;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      color: var(--text-main);
      background-color: #F8FAFC;
    }
    .custom-gradient-bg {
      background: radial-gradient(circle at top right, rgba(16, 185, 129, 0.15), transparent 40%),
                  radial-gradient(circle at bottom left, rgba(0, 245, 155, 0.08), transparent 35%);
    }
    .text-glow {
      text-shadow: 0 0 15px rgba(0, 245, 155, 0.4);
    }
    .card-transition {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-transition:hover {
      transform: translateY(-4px);
    }