:root{--splitter-line-width:1px;--splitter-hover:rgb(128 134 148 / 24%);--splitter-active:rgb(128 134 148 / 32%);--splitter-focus:rgb(128 134 148 / 36%)}:where(.side-rz,.agent-rz,.mail-column-resizer,.de-rz,.de-lrz,#review-divider){outline:none}:where(.side-rz,.agent-rz,.mail-column-resizer,.de-rz,.de-lrz,#review-divider):after{content:"";position:absolute;top:0;bottom:0;left:calc(50% - var(--splitter-line-width) / 2);width:var(--splitter-line-width);height:auto;background:transparent;box-shadow:none;border-radius:0;transition:background .12s}:where(.side-rz,.agent-rz,.mail-column-resizer,.de-rz,.de-lrz,#review-divider):hover:after{background:var(--splitter-hover)}:where(.side-rz,.agent-rz,.mail-column-resizer,.de-rz,.de-lrz,#review-divider):focus-visible:after{background:var(--splitter-focus)}.app.side-rzing .side-rz:after,.app.agent-rzing .agent-rz:after,.mail-column-resizer[data-resizing]:after,.de.de-rzing .de-rz:after,.de.de-lrzing .de-lrz:after,body.review-resizing #review-divider:after{background:var(--splitter-active)}@media(prefers-reduced-motion:reduce){:where(.side-rz,.agent-rz,.mail-column-resizer,.de-rz,.de-lrz,#review-divider):after{transition:none}}@media(forced-colors:active){:root{--splitter-hover:CanvasText;--splitter-active:Highlight;--splitter-focus:Highlight}}