.menu-toggle{display:none}
@media(max-width:760px){
  .site-header{position:sticky;top:0;display:grid;grid-template-columns:minmax(0,1fr) 48px;align-items:center;column-gap:16px;height:88px;min-height:88px;padding-top:18px;padding-bottom:18px}
  .site-header .brand{width:100%;max-width:300px;margin:0;min-width:0}
  .menu-toggle{display:grid;place-items:center;width:48px;height:48px;padding:0;background:transparent;color:var(--ink);border:0;cursor:pointer}
  .menu-toggle:hover,.menu-toggle[aria-expanded="true"]{color:var(--blue)}
  .menu-toggle:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
  .menu-lines{display:flex;flex-direction:column;justify-content:center;gap:6px;width:22px;height:22px}
  .menu-lines span{display:block;width:22px;height:1.5px;background:currentColor;transform-origin:center;transition:transform .2s ease}
  .menu-toggle[aria-expanded="true"] .menu-lines span:first-child{transform:translateY(3.75px) rotate(45deg)}
  .menu-toggle[aria-expanded="true"] .menu-lines span:last-child{transform:translateY(-3.75px) rotate(-45deg)}
  .site-header nav{display:none;position:fixed;top:88px;bottom:0;left:0;right:0;z-index:2;width:100%;margin:0;padding:clamp(28px,7vh,64px) clamp(24px,4.3vw,72px) max(32px,env(safe-area-inset-bottom));background:var(--paper);overflow-y:auto;overscroll-behavior:contain;flex-direction:column;align-items:stretch;justify-content:flex-start;flex-wrap:nowrap;gap:12px}
  .site-header.is-menu-open nav{display:flex}
  .site-header nav a{display:flex;flex-shrink:0;align-items:center;min-height:64px;padding:8px 0;font-family:var(--display);font-weight:500;font-size:clamp(2rem,8vw,3rem);line-height:1.15;letter-spacing:-.04em}
  .site-header nav a::after{display:none}
  html.mobile-menu-open,html.mobile-menu-open body{overflow:hidden}
  :root{scroll-padding-top:104px}
}
@media(max-width:760px) and (prefers-reduced-motion:no-preference){.site-header.is-menu-open nav{animation:menu-arrive .22s ease-out}@keyframes menu-arrive{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}}
@media(prefers-reduced-motion:reduce){.menu-lines span{transition:none}}