/* Compact dropdown with accessible touch targets. */
@media(max-width:850px){
  .site-header nav,.site-header nav.open{gap:0;padding:8px 24px;height:auto;min-height:0;align-items:stretch;justify-content:flex-start}
  .site-header nav a{display:flex;align-items:center;flex:0 0 auto;box-sizing:border-box;min-height:44px;margin:0;padding:8px 0;font-size:16px;line-height:24px}
}