.pdf-file-switcher{margin-bottom:16px}.pdf-file-switcher-row{display:flex;flex-wrap:wrap;gap:8px}.pdf-file-chip{display:flex;align-items:stretch;border-radius:var(--radius-pill);border:1px solid var(--border-strong);background:var(--panel-raised);font-size:12px;font-weight:600;color:var(--ink-muted);overflow:hidden}.pdf-file-chip:hover{background:var(--accent-soft);color:var(--ink)}.pdf-file-chip.active{background:var(--ink);color:var(--bg);border-color:var(--ink)}.pdf-file-chip-select{display:flex;align-items:center;gap:7px;padding:7px 6px 7px 13px;background:none;border:0;font:inherit;color:inherit;cursor:pointer}.pdf-file-chip-remove{display:flex;align-items:center;padding:7px 11px 7px 5px;background:none;border:0;font:inherit;color:inherit;opacity:.55;cursor:pointer}.pdf-file-chip-remove:hover{opacity:1;color:var(--red)}.pdf-file-chip .size{font-size:10.5px;color:var(--ink-faint);font-weight:500}.pdf-file-chip.active .size{color:var(--bg);opacity:.7}.pdf-file-chip-add{display:flex;align-items:center;gap:7px;padding:7px 13px;cursor:pointer;border-style:dashed}.pdf-file-revert{display:inline-flex;align-items:center;gap:5px;margin-top:8px;font-size:11px;color:var(--ink-muted);text-decoration:underline;text-underline-offset:2px}.pdf-file-revert:hover{color:var(--ink)}.pdf-file-switcher-note{display:flex;align-items:center;gap:6px;margin-top:10px;font-size:11px;color:var(--ink-faint)}.pdf-workbench-empty{padding:40px 20px;text-align:center;border:1px dashed var(--border-strong);border-radius:var(--radius);background:var(--panel)}.pdf-workbench-body{display:grid;grid-template-columns:176px minmax(400px,1fr) minmax(300px,520px);gap:16px;align-items:start}.pdf-workbench-sidebar{display:flex;flex-direction:column;gap:4px;position:sticky;top:16px}.pdf-workbench-feature{display:flex;align-items:center;gap:9px;padding:10px 12px;border-radius:var(--radius-sm);border:1px solid transparent;background:none;font:inherit;font-size:12.5px;font-weight:600;color:var(--ink-muted);text-align:left;cursor:pointer}.pdf-workbench-feature:hover{background:var(--accent-soft);color:var(--ink)}.pdf-workbench-feature.active{background:var(--panel-raised);border-color:var(--border-strong);color:var(--ink);box-shadow:var(--shadow)}.pdf-workbench-feature svg{flex-shrink:0}.pdf-workbench-preview{height:720px}.pdf-workbench-preview .pdf-preview-pane{height:100%}.pdf-workbench-panel{max-height:720px;overflow-y:auto;padding-right:2px}@media(max-width:1561px){.pdf-workbench-body{grid-template-columns:minmax(0,1fr)}.pdf-workbench-sidebar{flex-direction:row;flex-wrap:wrap;position:static}.pdf-workbench-preview{height:480px}.pdf-workbench-panel{max-height:none}}