/* Separate from the existing navigation flow to preserve its layout. */
.header{position:relative}.interface-toggle{position:absolute;right:var(--gutter);bottom:-24px;z-index:4;display:flex;align-items:center;gap:8px;font-family:Arial,sans-serif;font-size:10px;letter-spacing:.03em}.interface-toggle a{min-height:44px;display:flex;align-items:center;letter-spacing:inherit}.interface-toggle a[aria-current]{text-decoration:underline;text-underline-offset:4px}

@media(max-width:380px){.header nav{gap:10px;font-size:13px}}