/* Shared ink boundaries. Keep native scrolling and leave all controls clickable. */
.ink-seam{position:absolute;bottom:calc(100% - 1px);left:0;width:100%;height:clamp(60px,8vw,118px);display:block;overflow:hidden;pointer-events:none;transform:scaleY(var(--wash-depth,.23));transform-origin:bottom}
.ink-break{position:relative;height:clamp(24px,4vw,48px);pointer-events:none}
.ink-break>.ink-seam{height:100%;bottom:0}
.library-app{--ink-paper:#f7f4ea}
.family-ink{--ink-paper:#080810}
.universe:has(>.un-banner){isolation:isolate;overflow-x:clip}
.universe>.un-banner~*{position:relative;z-index:1;background-color:var(--paper)}
.universe>.un-banner+.un-section{max-width:none;padding-inline:max(1.5rem,calc((100% - 1152px)/2))}
@media(prefers-reduced-motion:no-preference) and (min-height:640px){
 .universe>.un-banner{position:sticky;top:0;z-index:0}
}
@media(max-width:720px) and (max-height:700px){.universe>.un-banner{position:relative}}
@media(prefers-reduced-motion:reduce){.ink-seam{transform:scaleY(.28)}}