/* Black scrollbar thumbs on transparent tracks in all app surfaces. */
:root,:host{scrollbar-width:thin;scroll-behavior:smooth}
:root,:host,*{scrollbar-color:#000 transparent!important}
*::-webkit-scrollbar{width:7px;height:7px}
*::-webkit-scrollbar-track,
*::-webkit-scrollbar-track-piece,
*::-webkit-scrollbar-corner,
*::-webkit-scrollbar-button{background:transparent!important;border:0!important;box-shadow:none!important}
*::-webkit-scrollbar-thumb{background:#000!important;border:0!important;border-radius:20px;box-shadow:none!important}
@media(max-width:800px),(hover:none) and (pointer:coarse){
  *::-webkit-scrollbar{width:5px;height:5px}
}
@media(prefers-reduced-motion:reduce){:root,:host{scroll-behavior:auto}}