/* Keep every navigation tab accessible on small screens. */
@media (max-width: 900px) {
  .nav-links { display: flex; gap: 20px; }
}
@media (max-width: 620px) {
  .nav { height: auto; min-height: 54px; padding: 12px 14px 6px; flex-wrap: wrap; gap: 6px; }
  .nav .brand { min-height: 28px; }
  .nav-links { display: flex; width: 100%; justify-content: space-between; gap: 8px; font-size: 12px; }
  .nav-links a { display: inline-flex; align-items: center; min-height: 36px; white-space: nowrap; }
}