/* One portalled disclosure for every header route, in both platform themes. */
.header-navigation {
  position: fixed;
  z-index: 12000;
  width: min(380px, calc(100vw - 32px));
  max-height: calc(100dvh - var(--header-navigation-top, 140px) - 16px);
  overflow: auto;
  overscroll-behavior: contain;
  padding: 20px;
  box-sizing: border-box;
  border: 1px solid var(--aidc-border-default);
  border-radius: var(--aidc-radius-dialog);
  background: var(--aidc-bg-popover);
  color: var(--aidc-text-primary);
  box-shadow: var(--aidc-shadow-popover);
  font: 14px/1.4 system-ui, sans-serif;
}
.header-navigation[hidden] { display: none; }
.header-navigation--wide { width: min(760px, calc(100vw - 32px)); }
.header-navigation--variants { z-index: 12001; width: min(340px, calc(100vw - 32px)); }
.header-navigation__versions { padding-top: 12px; }
.header-navigation__family { width: 100%; text-align: left; border: 0; background: none; font: inherit; cursor: pointer; }
.header-navigation__family:hover, .header-navigation__family[aria-expanded="true"] { background: var(--aidc-btn-secondary-bg-hover); }
.header-navigation__chevron { margin-left: auto; font-size: 24px; color: var(--aidc-text-secondary); }
.header-navigation__head { display: flex; align-items: center; gap: 16px; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid var(--aidc-border-subtle); }
.header-navigation__head a { color: var(--aidc-text-primary); text-decoration: none; font-weight: 700; }
.header-navigation__head a:hover { color: var(--aidc-action-primary-from); }
.header-navigation__close { display: grid; place-items: center; width: 30px; height: 30px; flex-shrink: 0; padding: 0; border: 1px solid var(--aidc-border-subtle); border-radius: var(--aidc-radius-control); background: var(--aidc-btn-secondary-bg); color: var(--aidc-text-secondary); cursor: pointer; font-size: 22px; }
.header-navigation__columns { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding-top: 16px; }
.header-navigation__columns:has(> :only-child) { grid-template-columns: 1fr; }
.header-navigation h3 { margin: 0 0 10px; color: var(--aidc-text-muted); font-size: 11px; font-weight: 650; letter-spacing: .12em; text-transform: uppercase; }
.header-navigation__item { display: flex; align-items: flex-start; gap: 12px; padding: 10px 8px; border-radius: var(--aidc-radius-control); color: var(--aidc-text-primary); text-decoration: none; }
a.header-navigation__item:hover { background: var(--aidc-btn-secondary-bg-hover); }
.header-navigation__icon { display: grid; place-items: center; width: 40px; height: 40px; flex: 0 0 40px; border: 1px solid var(--aidc-border-subtle); border-radius: var(--aidc-radius-control); background: var(--aidc-bg-elevated); color: var(--aidc-action-primary-from); }
.header-navigation__icon svg { width: 22px; height: 22px; }
.header-navigation__icon--brand { color: var(--aidc-text-secondary); }
.header-navigation__brand-mark { display: block; width: 24px; height: 24px; background: currentColor; -webkit-mask: var(--header-model-logo) center / contain no-repeat; mask: var(--header-model-logo) center / contain no-repeat; }
.header-navigation__lock { display: inline-flex; vertical-align: middle; margin-inline-start: 6px; color: var(--aidc-text-muted); }
.header-navigation__lock svg { width: 14px; height: 14px; }
.header-navigation__copy { min-width: 0; }
.header-navigation__name { display: block; font-size: 14px; font-weight: 650; overflow-wrap: anywhere; }
.header-navigation__description { display: block; margin-top: 3px; color: var(--aidc-text-secondary); font-size: 12px; }
.header-navigation__item[aria-disabled="true"] { color: var(--aidc-text-muted); }
.header-navigation__item[aria-disabled="true"] .header-navigation__icon { color: var(--aidc-text-muted); }
.header-navigation__status { color: var(--aidc-text-secondary); padding: 20px 8px; }
.header-navigation a:focus-visible, .header-navigation button:focus-visible { outline: 2px solid var(--aidc-action-focus); outline-offset: 2px; }
.nav-link[data-navigation-disclosure][aria-expanded="true"] { border-color: var(--aidc-action-primary-from); }
@media (max-width: 600px) {
  .header-navigation { padding: 16px; }
  .header-navigation--variants { position: static; width: 100%; max-height: none; box-shadow: none; margin-top: 8px; }
  .header-navigation__columns { grid-template-columns: 1fr; gap: 18px; }
}