.file-actions{display:flex;align-items:center;justify-content:flex-end;gap:7px}
.file-preview-sheet{width:min(680px,100%)}
.file-preview-title{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:20px}
.file-preview-title h2{font-size:22px;overflow-wrap:anywhere}
.file-preview-title p{margin:4px 0 0}
.file-preview-stage,.file-preview-frame{width:100%;height:430px;border:1px solid var(--line);border-radius:7px;background:#f0f2f4}
.file-preview-stage{display:grid;place-items:center;overflow:auto;padding:24px}
.file-preview-stage.image-stage{background:#e8ebee}
.file-preview-image{display:block;max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 3px 18px #1720311c}
.file-preview-frame{display:block;background:#fff}
.file-preview-empty{display:flex;flex-direction:column;align-items:center;text-align:center;gap:9px;color:var(--muted)}
.file-preview-empty .mui-icon{width:42px;height:42px;color:#6e7781}
.file-preview-empty b{color:var(--ink);font:12px/1.4 'IBM Plex Mono',Consolas,monospace;letter-spacing:1px}
.document-viewer{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#f5f5f5}
.document-toolbar{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px;background:#fff;border-bottom:1px solid var(--line);flex-wrap:wrap}
.viewer-controls{display:flex;align-items:center;gap:4px}
.client-redesign .document-toolbar button{min-width:30px;height:30px;padding:0 8px;font-size:16px;border:0;background:transparent;border-radius:5px}
.client-redesign .document-toolbar button:hover:not(:disabled){background:#f3f3f3}
.client-redesign .document-toolbar button:disabled{opacity:.3;cursor:default}
.client-redesign .document-toolbar button[data-viewer="fit"]{font-size:13px}
.viewer-page-label{display:flex;align-items:center;gap:5px;font-size:13px;color:var(--muted)}
.client-redesign .viewer-page-label input{width:36px;height:28px;min-height:0;padding:2px;text-align:center;border:1px solid var(--line);border-radius:4px;font:inherit;appearance:textfield}
.viewer-page-label input::-webkit-inner-spin-button{appearance:none}
.viewer-zoom{width:46px;text-align:center;font-size:13px;font-variant-numeric:tabular-nums}
.document-viewport{height:55vh;min-height:250px;overflow:auto;padding:24px;overscroll-behavior:contain}
.document-page{margin:0 auto;box-shadow:0 2px 12px #0000000a;background:white}
.document-page>svg,.document-page>img,.document-page>canvas{display:block;width:100%;max-width:none;height:auto}
.viewer-status{font-size:12px;color:var(--muted);text-align:center;background:#fff}
.viewer-status:not(:empty){padding:8px}
.file-preview-meta{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-top:18px}
.file-preview-meta>div{display:flex;flex-direction:column;gap:3px;padding:13px 15px;background:#fff}
.file-preview-meta b{font-size:12px;font-weight:500}
@media(max-width:800px){.file-actions{grid-column:2;grid-row:1}.file-preview-stage,.file-preview-frame{height:55vh}.file-preview-meta{grid-template-columns:1fr}.file-preview-sheet{padding:20px}.file-preview-title{flex-direction:column}.file-preview-title .tag{align-self:flex-start}}