/* T157 view transitions (hub #143 wave O; S&A first-light N03): a calm cross-fade between pages of this site, CSS only,
   linked from BaseLayout only while T157 is on. Browsers without cross-document view transitions simply navigate.
   prefers-reduced-motion turns it off. */
@view-transition { navigation: auto; }
@media (prefers-reduced-motion: reduce) {
  @view-transition { navigation: none; }
}