:root{color:#1f2933;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f6f7f9;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.app-shell{width:min(1120px,100% - 32px);min-height:100vh;margin:0 auto;padding:32px 0 48px}.app-header{justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:24px;display:flex}.eyebrow{color:#667085;letter-spacing:0;text-transform:uppercase;margin:0 0 6px;font-size:.84rem;font-weight:700}h1,h2,h3,p{margin:0}h1{color:#111827;letter-spacing:0;font-size:2.65rem;line-height:1}h2{color:#111827;letter-spacing:0;font-size:1.25rem;line-height:1.25}h3{color:#172033;letter-spacing:0;font-size:.98rem;font-weight:700;line-height:1.25}.privacy-note{color:#255f4f;white-space:nowrap;background:#e8f5ef;border:1px solid #b9dccd;border-radius:6px;align-items:center;gap:8px;padding:9px 12px;font-size:.92rem;font-weight:650;display:inline-flex}.drop-panel{color:#2b3341;background:#fff;border:2px dashed #98a2b3;border-radius:8px;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;min-height:178px;padding:28px;transition:border-color .16s,background .16s,transform .16s;display:grid;box-shadow:0 10px 32px #1018280f}.drop-panel:hover,.drop-panel.is-over{background:#f2fbf8;border-color:#2f806b;transform:translateY(-1px)}.drop-panel p{color:#667085;margin-top:4px}.secondary-button,.merge-button,.icon-button,.drag-handle{border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;display:inline-flex}.secondary-button{color:#1f2937;background:#eef2f6;border-color:#d5dbe3;min-height:42px;padding:0 16px;font-weight:700}.workspace{background:#fff;border:1px solid #dbe1e8;border-radius:8px;margin-top:20px;padding:22px}.controls{grid-template-columns:minmax(148px,auto) minmax(220px,1fr) auto;align-items:center;gap:12px;display:grid}.controls label{color:#344054;font-weight:750}.controls input{color:#101828;background:#fff;border:1px solid #cfd8e3;border-radius:6px;min-width:0;height:44px;padding:0 13px}.controls input:focus,.secondary-button:focus-visible,.merge-button:focus-visible,.icon-button:focus-visible,.drag-handle:focus-visible{outline-offset:2px;outline:3px solid #2f806b38}.merge-button{color:#fff;background:#205f80;gap:8px;min-height:44px;padding:0 18px;font-weight:800}.merge-button:hover:not(:disabled){background:#174b66}.merge-button:disabled{background:#aab5c2}.status-row{color:#576171;flex-wrap:wrap;gap:10px;margin-top:16px;font-size:.92rem;display:flex}.status-row span{background:#f8fafc;border:1px solid #dbe1e8;border-radius:999px;padding:4px 10px}.messages{gap:8px;margin-top:16px;display:grid}.message{border-radius:6px;align-items:flex-start;gap:8px;padding:10px 12px;font-size:.95rem;display:flex}.message.warning{color:#724c00;background:#fff6df;border:1px solid #f1cf86}.message.error{color:#8a1f11;background:#fff0ee;border:1px solid #f2b6ae}.message.success{color:#215b47;background:#e9f7f0;border:1px solid #b9dccd}.file-list{gap:12px;margin-top:18px;display:grid}.file-card{background:#fbfcfd;border:1px solid #dbe1e8;border-radius:8px;grid-template-columns:44px 96px minmax(0,1fr) 44px;align-items:center;gap:14px;min-height:116px;padding:12px;display:grid}.file-card.is-dragging{z-index:5;box-shadow:0 18px 36px #10182829}.drag-handle,.icon-button{color:#596579;background:#fff;border-color:#dbe1e8;width:40px;height:40px}.drag-handle{cursor:grab;touch-action:none}.drag-handle:active{cursor:grabbing}.icon-button:hover{color:#a62312;background:#fff6f4;border-color:#f2b6ae}.thumbnail{object-fit:contain;background:#eef2f6;border:1px solid #dbe1e8;border-radius:6px;width:96px;height:92px}.file-details{min-width:0}.file-details h3{overflow-wrap:anywhere}.file-details p{color:#667085;margin-top:7px;font-size:.92rem;font-weight:650}.empty-state{color:#667085;background:#f8fafc;border:1px solid #dbe1e8;border-radius:8px;place-items:center;min-height:116px;margin-top:18px;display:grid}@media (width<=760px){.app-shell{width:min(100% - 20px,1120px);padding-top:20px}.app-header,.drop-panel,.controls{grid-template-columns:1fr}.app-header{align-items:start;display:grid}.privacy-note{white-space:normal}h1{font-size:2.15rem}.drop-panel{justify-items:start;padding:22px}.controls{align-items:stretch}.file-card{grid-template-columns:38px 76px minmax(0,1fr) 38px;gap:10px;padding:10px}.thumbnail{width:76px;height:76px}.drag-handle,.icon-button{width:36px;height:36px}}