.site-header{position:relative;z-index:800;border-bottom:1px solid var(--color-line);background:var(--color-canvas)}.site-header__inner{position:relative;display:grid;min-height:5.25rem;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:var(--space-4)}.site-header__brand{position:relative;z-index:2;grid-column:2;grid-row:1}.site-header .brand__mark{width:2.25rem;height:2.25rem;object-fit:contain}.site-header__nav{grid-column:1 / -1;grid-row:1;min-width:0}.site-header__nav-list{display:flex;align-items:center;gap:clamp(.5rem,1.25vw,1.25rem);margin:0;padding:0}.site-header__nav-list li,.site-header__nav-list li+li{margin:0;padding:0}.site-header__nav-list--left{justify-content:flex-start;padding-right:7.25rem}.site-header__nav-list--right{justify-content:flex-end;padding-left:7.25rem}.site-header__nav-list--right .nav-link{white-space:nowrap}.site-header__nav-list--right li:last-child .nav-link{padding-inline:.75rem;border:1px solid var(--color-action);border-radius:var(--radius-md);background:var(--color-action);color:var(--color-inverse)}.site-header__nav-list--right li:last-child .nav-link:hover,.site-header__nav-list--right li:last-child .nav-link[aria-current="page"]{border-color:var(--color-action-dark);background:var(--color-action-dark);color:var(--color-inverse)}.site-header__toggle{display:none}.site-header .nav-toggle{flex-direction:column}.site-header__nav-list--mobile{display:none}@media (max-width:68rem){.site-header{position:sticky;top:0}.site-header__inner{min-height:4.25rem;grid-template-columns:2.75rem minmax(0,1fr) 2.75rem;gap:var(--space-2)}.site-header__brand{grid-column:2;justify-self:center}.site-header .brand{font-size:1.125rem}.site-header .brand__mark{width:1.875rem;height:1.875rem}.site-header__toggle{position:relative;z-index:3;display:inline-flex;grid-column:1;grid-row:1}.site-header__toggle[aria-expanded="true"]{border-color:var(--color-action);background:var(--color-action);color:var(--color-inverse)}.site-header__toggle[aria-expanded="true"] .nav-toggle__line:nth-child(1){transform:translateY(6px) rotate(45deg)}.site-header__toggle[aria-expanded="true"] .nav-toggle__line:nth-child(2){opacity:0}.site-header__toggle[aria-expanded="true"] .nav-toggle__line:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.site-header__toggle .nav-toggle__line{transition:transform var(--transition-fast),opacity var(--transition-fast)}.site-header__nav{position:absolute;z-index:2;top:calc(100% + 1px);right:0;left:0;display:none;max-height:calc(100vh - 4.25rem);overflow-y:auto;padding:var(--space-4);border-bottom:1px solid var(--color-line);background:var(--color-surface);box-shadow:var(--shadow-card)}.site-header__nav.is-open{display:block}.site-header__nav-list--left,.site-header__nav-list--right{display:none}.site-header__nav-list--mobile{display:grid;gap:var(--space-1);margin:0;padding:0}.site-header__nav-list--mobile li,.site-header__nav-list--mobile li+li{margin:0;padding:0}.site-header__nav-list--mobile .nav-link{width:100%;min-height:2.75rem;padding-inline:var(--space-3);border-bottom:0;border-radius:var(--radius-md)}.site-header__nav-list--mobile .nav-link:hover,.site-header__nav-list--mobile .nav-link[aria-current="page"]{background:var(--color-canvas);box-shadow:inset 3px 0 0 var(--color-action)}.site-header__nav-list--mobile li:last-child{margin-top:var(--space-2)}.site-header__nav-list--mobile li:last-child .nav-link{justify-content:center;border:1px solid var(--color-action);background:var(--color-action);color:var(--color-inverse)}.site-header__nav-list--mobile li:last-child .nav-link:hover,.site-header__nav-list--mobile li:last-child .nav-link[aria-current="page"]{background:var(--color-action-dark);box-shadow:none}}