/* v11: original covers stay 100% opaque, at exact unmodified color values.
   The luminous ink is a transparent, bright-only image; NO darkening video layers. */
.poster-3d .cover-motion,
.reader-page > .reader-cover-motion {display:none!important;}
.poster-3d {isolation:isolate;overflow:hidden;}
.poster-3d > img {opacity:1!important;filter:none!important;}
.poster-3d > .cover-ink-animation,
.reader-page > .reader-ink-animation {
  display:block;position:absolute;inset:0;width:100%;height:100%;
  z-index:2;pointer-events:none;opacity:0;
  background-image:url('./assets/atmosphere/front-luminous-smoke.webp');
  background-repeat:no-repeat;background-size:100% 100%;
  mix-blend-mode:screen;
  transform:translate3d(0,0,0);transform-origin:62% 64%;
  animation:ink-flow-bright 12s ease-in-out infinite alternate;
}
.poster-3d > .cover-ink-animation {opacity:.64;}
.reader-page > .reader-ink-animation {z-index:4;opacity:.55;}
.reader-page > .reader-ink-animation.back-ink {background-image:url('./assets/atmosphere/back-luminous-smoke.webp');opacity:.45;}
.reader-page > .reader-ink-animation[hidden]{display:none!important;}
@keyframes ink-flow-bright {
  0% {transform:translate3d(-.55%,.45%,0) scale(.998);opacity:.32}
  45%{transform:translate3d(.25%,-.35%,0) scale(1.012);opacity:.72}
  100%{transform:translate3d(.7%,-.8%,0) scale(1.018);opacity:.42}
}
/* The original text, gold linework, print and paper always show through, without tint. */
.reader-page>img {opacity:1!important;filter:none!important;}
.one-book::before,.one-book::after{pointer-events:none;mix-blend-mode:screen;filter:none!important;}
@media(prefers-reduced-motion:reduce) {
  .poster-3d > .cover-ink-animation,.reader-page > .reader-ink-animation{display:none!important;animation:none!important}
  .one-book::before,.one-book::after{animation:none!important}
}