.assignment-groups{gap:.75rem;display:grid}.assignment-groups>details{border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface);transition:border-color .14s,box-shadow .14s;overflow:hidden;box-shadow:0 1px 2px #14223a0a}.assignment-groups>details[open]{border-color:#b9cef1;box-shadow:0 8px 24px #1d64e812}.assignment-groups>details>summary{min-height:3.2rem;color:var(--ink-700);cursor:pointer;background:#fbfcfe;justify-content:space-between;align-items:center;gap:1rem;padding:.8rem .95rem;font-weight:750;list-style:none;display:flex}.assignment-groups>details>summary::-webkit-details-marker{display:none}.assignment-groups>details>summary:after{border-inline-end:2px solid var(--ink-500);border-block-end:2px solid var(--ink-500);content:"";flex:none;width:.55rem;height:.55rem;transition:transform .14s;transform:rotate(45deg)}.assignment-groups>details[open]>summary:after{transform:rotate(225deg)translate(-.12rem,-.12rem)}.assignment-groups>details>summary>span{min-width:0;color:var(--ink-900);flex:1}.assignment-groups>details>summary>b{min-width:2rem;height:1.7rem;color:var(--blue-700);background:var(--surface-blue);border-radius:999px;justify-content:center;align-items:center;padding-inline:.55rem;font-size:.72rem;display:inline-flex}.assignment-groups>details>.picker-list{border-block-start:1px solid var(--line);background:var(--surface-soft);grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:.6rem;padding:.75rem;display:grid}.assignment-groups .picker-row{border:1px solid var(--line-strong);border-radius:var(--radius-sm);min-height:4rem;color:var(--ink-700);background:var(--surface);cursor:pointer;grid-template-columns:1.25rem minmax(0,1fr);align-items:center;gap:.75rem;padding:.72rem .8rem;transition:border-color .12s,background-color .12s,box-shadow .12s,transform .12s;display:grid;position:relative;box-shadow:0 1px 2px #14223a0a}.assignment-groups .picker-row:hover{background:#fbfdff;border-color:#9cbcf0;transform:translateY(-1px);box-shadow:0 5px 14px #1d64e814}.assignment-groups .picker-row:has(input:focus-visible){outline-offset:.125rem;outline:.1875rem solid #77a8ff}.assignment-groups .picker-row:has(input:checked){border-color:var(--blue-600);color:var(--blue-700);background:var(--surface-blue);box-shadow:0 0 0 .18rem #1d64e81a,0 6px 16px #1d64e814}.assignment-groups .picker-row input[type=checkbox]{width:1.15rem;height:1.15rem;accent-color:var(--blue-600);margin:0}.assignment-groups .picker-row>span,.assignment-groups .picker-row strong,.assignment-groups .picker-row small{min-width:0;display:block}.assignment-groups .picker-row strong{color:var(--ink-900);text-overflow:ellipsis;white-space:nowrap;font-size:.8rem;line-height:1.25;overflow:hidden}.assignment-groups .picker-row:has(input:checked) strong{color:var(--blue-700)}.assignment-groups .picker-row small{color:var(--ink-500);text-overflow:ellipsis;white-space:nowrap;margin-block-start:.2rem;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.64rem;font-weight:600;overflow:hidden}@media (max-width:44rem){.assignment-groups>details>.picker-list{grid-template-columns:1fr}}