.sidebar a{transition:color .32s ease}
.sidebar a img{transition:filter .32s ease,opacity .18s ease}
.sidebar a.active{color:#fff}
.sidebar a.active img{filter:brightness(0) invert(1)}
.sidebar.nav-indicator-ready a.active img{opacity:0}
.sidebar .nav-indicator{position:absolute;left:0;top:0;border-radius:50%;background:#fff;pointer-events:none;opacity:0;transition:transform .44s cubic-bezier(.22,.61,.36,1),opacity .2s ease;box-shadow:0 0 7px #fff2}
.sidebar.nav-indicator-ready .nav-indicator{opacity:1}
@media(prefers-reduced-motion:reduce){.sidebar a,.sidebar a img,.sidebar .nav-indicator{transition:none!important}}