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var(--border);border-radius:8px;background:#fff;cursor:pointer;overflow:hidden}.thumb-item img{display:block;width:88px;height:auto}.thumb-item.active{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-light)}.thumb-num{position:absolute;inset-inline-end:4px;bottom:2px;font-size:11px;color:var(--text-secondary)}.sign-pad{border:1px dashed var(--border);border-radius:10px;background:#fff;touch-action:none;cursor:crosshair;margin:10px 0;height:auto}.redact-box{position:absolute;border:1px dashed rgb(255 255 255 / .9);outline:1px dashed rgb(15 23 42 / .6);pointer-events:none}.redact-box.live{border-color:var(--primary);background:#2563eb26}.audio-preview{width:100%;max-width:560px;display:block;margin:12px 0}.text-preview{width:100%;min-height:180px;border:1px solid var(--border);border-radius:10px;padding:12px;font-size:14px;line-height:1.6;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;resize:vertical;background:var(--surface);color:var(--text-primary);white-space:pre-wrap;margin:12px 0}.checker{background:linear-gradient(45deg,#e8e8ee 25%,transparent 25%,transparent 75%,#e8e8ee 75%),linear-gradient(45deg,#e8e8ee 25%,transparent 25%,transparent 75%,#e8e8ee 75%);background-size:20px 20px;background-position:0 0,10px 10px}.edit-layout{display:flex;gap:20px;align-items:flex-start;margin-top:14px}.edit-canvas-wrap{flex:1;min-width:0}.edit-canvas-wrap .preview-img{max-height:640px;width:auto;max-width:100%}.edit-canvas-wrap.pdf-edit-canvas .preview-img{cursor:crosshair;touch-action:none}.edit-side{flex:0 0 280px;display:flex;flex-direction:column;gap:10px}.edit-toolbar{flex-wrap:wrap;align-items:center}.edit-toolbar .note{margin:0 6px}.color-row{display:flex;align-items:center;gap:8px}.swatch{width:26px;height:26px;border-radius:8px;border:2px solid var(--border);cursor:pointer}.swatch.active{border-color:var(--primary);outline:2px solid var(--primary-light)}.checkbox-field{flex-direction:row;align-items:center;gap:8px}.tile-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:14px 0}.tile-item{display:flex;flex-direction:column;gap:8px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:8px;font-size:13px;color:var(--text-secondary)}.tile-item img{width:100%;height:auto;display:block;border-radius:6px;background:#f9fafb}.archive-list{max-height:420px;overflow-y:auto;padding-inline-end:4px}.archive-list .file-row .name small{color:var(--text-secondary)}.qr-preview{display:flex;flex-direction:column;align-items:center;gap:12px}.qr-preview .preview-img{width:320px;height:320px;max-width:100%}@media(max-width:760px){.edit-layout{flex-direction:column}.edit-side{flex:1 1 auto;width:100%}}html[dir=rtl] body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Tahoma,Noto Sans Arabic,Geeza Pro,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.75}html[dir=rtl] .thumb-num,html[dir=rtl] .result-item .meta,html[dir=rtl] .file-row .name small{unicode-bidi:isolate}