.core-nav { position: relative; z-index: 3; display: grid; grid-template-columns: repeat(4, max-content); justify-content: center; gap: 12px 22px; max-width: 640px; margin: 32px auto; padding: 20px 24px 0; border-top: 1px solid rgba(198,245,0,.25); text-align: center; font: 400 11px/1.5 'FreeMono', 'Courier New', Courier, monospace; text-transform: uppercase; letter-spacing: .06em; }
  .core-nav a { display: inline-block; padding: 6px 2px; color: #c6f500; text-decoration: underline; text-underline-offset: 4px; }
  .core-nav a:hover, .core-nav a:focus-visible { color: #fff; }
  @media (max-width: 480px) { .core-nav { grid-template-columns: repeat(2, max-content); gap: 8px 38px; } }