/* V229 · 影像稳定层：只在明确操作时切换主银幕，减少离屏渲染与误触。 */
#showcase .showcase-card.showcase-video,
#showcase .showcase-card.drama-series-card {
  content-visibility: auto;
  contain-intrinsic-size: 520px;
}

#showcase .showcase-card.showcase-video:focus-visible,
#showcase .showcase-card.drama-series-card:focus-visible {
  outline: 2px solid rgba(115, 31, 32, .62) !important;
  outline-offset: 4px;
}

#showcase .video-cinema-screen.is-switching .video-cinema-visual img {
  opacity: .72;
}

#showcase .video-cinema-visual img {
  will-change: auto;
}

@media (prefers-reduced-motion: reduce) {
  #showcase .video-cinema-screen.is-switching .video-cinema-visual img {
    opacity: 1;
  }
}