/* PRIVATE: paint skipping on direct main scene frames only. No drawing changes. */
@supports (content-visibility: auto) {
  #main > .shell > section.chapter > .lid > .lid-art {
    content-visibility: auto !important;
    /* The definite frame width supplies height even before descendants render. */
    aspect-ratio: 14 / 3 !important;
    contain-intrinsic-block-size: auto 0px;
  }

  /* Preserve the current Stab source's exact ratio instead of rounding its height. */
  #main > .shell > section.chapter#stab-movies > .lid > .lid-art {
    aspect-ratio: 1942 / 416 !important;
  }
}