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var(--ease)}.vocab-lib-tree-sub-btn:hover{background:var(--brand-soft-2);color:var(--txt)}.vocab-lib-tree-sub-btn:focus-visible{outline:none;box-shadow:var(--brand-ring)}.vocab-lib-tree-sub-btn.selected{background:var(--brand-soft);color:var(--brand-700);font-weight:700}.vocab-lib-tree-sub-btn.selected:before{content:"";position:absolute;left:-9.5px;top:6px;bottom:6px;width:2.5px;border-radius:99px;background:var(--brand)}.vocab-lib-tree-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--sh);padding:20px;min-height:320px;max-height:calc(100vh - 98px);overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--line-2) transparent}.vocab-lib-tree-panel::-webkit-scrollbar{width:6px}.vocab-lib-tree-panel::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:99px}.vocab-lib-tree-panel-header{padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:0}@media (max-width:700px){.vocab-lib-tree-root{grid-template-columns:1fr}.vocab-lib-tree-nav{position:static;max-height:320px}.vocab-lib-tree-panel{max-height:none;overflow-y:visible}}.vstack{flex-direction:column}.hrow,.vstack{display:flex}.hrow.center{align-items:center}.hrow.top{align-items:flex-start}.hrow.bottom{align-items:flex-end}.hrow.between{justify-content:space-between}.fwrap{flex-wrap:wrap}.self-start{align-self:flex-start}.fx1{flex:1 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var(--line);margin:0}.badge.xs{font-size:10.5px}.badge.md{font-size:12px}.ri-col-grow.ri-strong{font-weight:600;font-size:13.5px;color:var(--txt)}.hw-chev.open{transform:rotate(90deg)}.pnum.sm{font-size:12px}.file-dropzone{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:14px 16px;border-radius:var(--radius);border:1.5px dashed var(--line-2);background:var(--surface-2);transition:border-color .14s var(--ease),background-color .14s var(--ease)}.file-dropzone.over{border-color:var(--brand);background:var(--brand-soft)}