html { scroll-padding-top: 112px; }
.site-header { position: sticky; top: 0; z-index: 10; background: var(--brand-canvas); border-bottom: 1px solid var(--brand-hairline); }
.site-nav { display: flex; align-items: center; justify-content: space-between; gap: 20px; max-width: 1200px; margin: auto; padding: 12px 32px; }
.site-nav a { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; color: var(--brand-text-muted); text-decoration: none; font: 600 15px/1.4 system-ui, sans-serif; border-radius: 8px; }
.site-nav a:focus-visible { outline: 2px solid var(--brand-focus); outline-offset: 3px; }
.site-nav .site-brand { gap: 10px; color: var(--brand-text); font-size: 21px; }
.site-brand img { flex: none; }
.site-nav-links { display: flex; align-items: center; gap: 12px; }
.site-nav-links a { padding: 10px 12px; white-space: nowrap; }
.site-nav a[aria-current="page"] { color: var(--brand-text); }
.site-nav .site-nav-action { background: var(--brand-connection); color: var(--brand-on-accent); padding-inline: 18px; }
@media (hover: hover) and (pointer: fine) { .site-nav-links a:hover { background: var(--brand-surface-raised); color: var(--brand-text); } .site-nav .site-nav-action:hover { background: var(--brand-connection); filter: brightness(1.12); } }
@media (max-width: 560px) {
  .site-nav { flex-wrap: wrap; gap: 4px; padding: 8px 16px; }
  .site-nav .site-brand { font-size: 18px; }
  .site-nav-links { flex-wrap: wrap; justify-content: flex-end; gap: 4px; margin-left: auto; }
  .site-nav-links a { font-size: 14px; padding-inline: 9px; }
}

.site-footer { display: flex; flex-wrap: wrap; gap: 8px 24px; max-width: 1200px; margin: 32px auto 0; padding: 16px 32px; border-top: 1px solid var(--brand-hairline); }
.site-footer a { display: inline-flex; align-items: center; min-height: 44px; color: var(--brand-text-muted); font: 14px/1.4 system-ui, sans-serif; text-underline-offset: 3px; }
.site-footer a:focus-visible { outline: 2px solid var(--brand-focus); outline-offset: 3px; }
@media (hover: hover) and (pointer: fine) { .site-footer a:hover { color: var(--brand-text); } }
@media (max-width: 560px) { .site-footer { padding-inline: 16px; } }