.site-layout{display:flex;flex-direction:column;min-height:100vh}.site-layout__content{flex:1;width:100%;max-width:var(--content-max);margin-inline:auto;padding-inline:var(--gutter);padding-block:var(--space-6)}.colophon{border-top:1px solid var(--color-rule);padding-block:var(--space-7)}.colophon__inner{max-width:var(--content-max);margin-inline:auto;padding-inline:var(--gutter)}.colophon__disclaimer{max-width:var(--prose-max);margin-inline:auto;margin-bottom:var(--space-6);padding:var(--space-4);border:1px solid var(--color-rule);border-radius:var(--radius-md);background-color:var(--color-surface);font-size:var(--type-xs);line-height:var(--leading-relaxed);color:var(--color-ink-muted)}.colophon__disclaimer strong{color:var(--color-ink)}.colophon__legal{display:flex;justify-content:center;align-items:center;gap:var(--space-4);margin-bottom:var(--space-3);font-size:var(--type-sm)}.colophon__legal a{color:var(--color-ink-muted);text-decoration:none}.colophon__legal a:hover{color:var(--color-ink)}.colophon__legal-sep{color:var(--color-rule-strong)}.colophon__copy{text-align:center;font-size:var(--type-xs);color:var(--color-ink-faint)}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-md);color:var(--color-ink-muted);transition:background-color var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}.theme-toggle:hover{background-color:var(--color-surface);color:var(--color-ink)}.theme-toggle__icon{font-size:1.1rem;line-height:1}.masthead{border-bottom:1px solid var(--color-rule)}.masthead__inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);height:56px;max-width:var(--content-max);margin-inline:auto;padding-inline:var(--gutter)}.masthead__logo{font-size:var(--type-lg);font-weight:var(--weight-bold);letter-spacing:-.02em;line-height:1;white-space:nowrap}.masthead__logo a{color:var(--color-ink);text-decoration:none}.masthead__logo a:hover{color:var(--color-accent)}.masthead__dateline{font-size:var(--type-xs);color:var(--color-ink-faint);text-transform:uppercase;letter-spacing:.05em;white-space:nowrap}.masthead__nav{display:flex;align-items:center;gap:var(--space-5)}.masthead__nav a{font-size:var(--type-sm);font-weight:var(--weight-medium);color:var(--color-ink-muted);text-decoration:none;transition:color var(--duration-fast) var(--ease-out)}.masthead__nav a:hover,.masthead__nav a[aria-current=page]{color:var(--color-ink)}.masthead__actions{display:flex;align-items:center;gap:var(--space-2)}.masthead__burger{display:none;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-md);color:var(--color-ink-muted);font-size:1.25rem;transition:background-color var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}.masthead__burger:hover{background-color:var(--color-surface);color:var(--color-ink)}.masthead__mobile-nav{display:none;border-bottom:1px solid var(--color-rule)}.masthead__mobile-nav[data-open=true]{display:block}.masthead__mobile-nav a{display:block;padding:var(--space-3) var(--gutter);font-size:var(--type-base);font-weight:var(--weight-medium);color:var(--color-ink-muted);text-decoration:none;border-bottom:1px solid var(--color-rule);transition:color var(--duration-fast) var(--ease-out)}.masthead__mobile-nav a:last-child{border-bottom:0}.masthead__mobile-nav a:hover,.masthead__mobile-nav a[aria-current=page]{color:var(--color-ink);background-color:var(--color-surface)}@media(max-width:640px){.masthead__nav,.masthead__dateline{display:none}.masthead__burger{display:inline-flex}}