@keyframes chntChapterSealBreath{0%,100%{filter:brightness(1) drop-shadow(0 0 0 rgba(246,213,157,0))}38%{filter:brightness(1.23) drop-shadow(0 0 7px rgba(246,215,159,.95)) drop-shadow(0 0 15px rgba(229,167,101,.55))}65%{filter:brightness(1.09) drop-shadow(0 0 3px rgba(247,219,166,.35))}}
#gameHost .chapter-switch,#gameHost [id="chapterBtn"],#gameHost [id="chapterSwitch"],#gameHost [id="chapterSeal"]{animation:chntChapterSealBreath 3.8s ease-in-out infinite!important;cursor:pointer!important;will-change:filter;pointer-events:auto!important;isolation:isolate}
#gameHost .chapter-switch:hover,#gameHost .chapter-switch:focus-visible{filter:brightness(1.3) drop-shadow(0 0 12px rgba(255,223,167,.96))!important}
@media(prefers-reduced-motion:reduce){#gameHost .chapter-switch{animation:none!important}}
/* Original chapter-three player art: keep sprites and body shapes unchanged. */
#gameHost .sprite.player,#gameHost .sprite.zhou{mix-blend-mode:normal!important;filter:drop-shadow(0 4px 3px rgba(56,53,47,.24))!important}