/* roulang page: index */
:root {
      --primary-dark: #0B3B2C;
      --primary-green: #10B981;
      --accent-green: #22C55E;
      --text-main: #0F172A;
      --text-muted: #64748B;
      --border-light: #E2E8F0;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      color: var(--text-main);
      background-color: #F8FAFC;
      line-height: 1.75;
    }
    .hero-bg {
      background: radial-gradient(circle at top right, rgba(16, 185, 129, 0.15), transparent 50%),
                  radial-gradient(circle at bottom left, rgba(11, 59, 44, 0.2), transparent 50%),
                  #071E17;
    }
    .mega-menu {
      opacity: 0;
      visibility: hidden;
      transform: translateY(8px);
      transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .mega-trigger:hover .mega-menu {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }
    .custom-scrollbar::-webkit-scrollbar {
      width: 6px;
      height: 6px;
    }
    .custom-scrollbar::-webkit-scrollbar-thumb {
      background-color: #cbd5e1;
      border-radius: 4px;
    }