.pdf-preview{border:1px solid var(--line);border-radius:8px;background:#edf1f4;min-width:0;overflow:hidden;margin:12px 0}
.pdf-toolbar{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:9px;background:white;border-bottom:1px solid var(--line)}
.pdf-toolbar button{min-height:32px;padding:5px 10px}.pdf-toolbar select{min-height:32px;padding:4px;width:auto}
.pdf-pages{overflow:auto;height:540px;padding:14px;text-align:center}.pdf-pages canvas{display:block;margin:auto;background:white;box-shadow:0 2px 8px #0002;max-width:none}
.pdf-status{padding:10px;color:var(--muted);margin:0}.pdf-error{color:#a12c2c}.pdf-toolbar a{margin-left:auto;font-size:12px}
.pdf-open-original{margin-right:8px;white-space:nowrap}.sal-file-row .pdf-open-original{flex-shrink:0}
dialog.pdf-document-dialog{width:calc(100vw - 24px);max-width:none;height:calc(100dvh - 24px);max-height:none;padding:0;margin:auto;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#edf1f4}
dialog.pdf-document-dialog[open]{display:flex;flex-direction:column}
.pdf-document-dialog::backdrop{background:#142b3dcc;backdrop-filter:none}
dialog.pdf-document-dialog .pdf-document-header{position:static;display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0;padding:14px 20px;background:white;border-bottom:1px solid var(--line);flex-shrink:0}
.pdf-document-header small{font-size:10px;letter-spacing:1px;color:var(--muted)}.pdf-document-header h2{font-size:17px;margin:4px 0 0;overflow-wrap:anywhere}.pdf-document-close{flex-shrink:0}
.pdf-document-dialog>.pdf-preview{flex:1;display:flex;flex-direction:column;min-height:0;border:0;border-radius:0;margin:0}
.pdf-document-dialog .pdf-toolbar,.pdf-document-dialog .pdf-status{flex-shrink:0}
.pdf-document-dialog .pdf-pages{height:auto;flex:1;min-height:0}.pdf-expand[hidden]{display:none}
@media(max-width:600px){dialog.pdf-document-dialog{width:100vw;height:100dvh;border-radius:0}.pdf-document-dialog .pdf-document-header{padding:10px}.pdf-document-header h2{font-size:14px}}
.reference-group textarea{width:100%;resize:vertical;font-weight:400;font-size:13px;white-space:pre}
.comparison-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.comparison-grid strong{display:block;font-size:22px}.comparison-grid small{display:block;color:var(--muted)}