/* Two colours keep keyboard focus visible on both pale and dark surfaces.
 * Do not blur clicked links: they must remain available to keyboard users.
 * The parent base-color library overrides remove the generic focus colour;
 * component hover colours and normal/visited colours continue to apply.
 */
html body a:focus-visible,
html body .support-page summary:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px #145f6d;
}

@media (forced-colors: active) {
  html body a:focus-visible,
  html body .support-page summary:focus-visible {
    outline: 2px solid Highlight;
    box-shadow: none;
  }
}