:root{color:#182225;background:#eef1f4;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0}.shell{min-height:100vh;padding:20px}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}h1,h2,h3,p{margin:0}h1{color:#102a32;font-size:24px;line-height:1.1}h2{color:#24373a;font-size:16px}h3{color:#24373a;font-size:13px}p{color:#5c6870;margin-top:4px;font-size:13px}.workspace{display:grid;grid-template-columns:minmax(280px,360px) minmax(360px,1fr) minmax(280px,360px);gap:16px;align-items:stretch}.panel{display:flex;flex-direction:column;gap:10px;background:#fbfcfd;border:1px solid #d4dce1;border-radius:8px;padding:14px;box-shadow:0 10px 24px #121f2614}label{display:grid;gap:7px;color:#405158;font-size:12px;font-weight:700}textarea,input{width:100%;border:1px solid #b7c5cb;border-radius:6px;background:#fff;color:#162326;font:inherit;padding:9px}textarea{min-height:132px;resize:vertical}.checkRow{align-items:center;display:flex;flex-direction:row;gap:8px}.checkRow input{width:auto}.split,.buttonRow,.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.actions{grid-template-columns:repeat(3,minmax(0,1fr));min-width:390px}button{border:0;border-radius:6px;background:#0f5f8f;color:#fff;cursor:pointer;font:inherit;font-size:13px;font-weight:700;min-height:38px;padding:9px 12px}button:hover{background:#0c517b}button:disabled{background:#8ba6b5;cursor:not-allowed}.preview{min-height:calc(100vh - 104px);display:grid;place-items:center;overflow:auto;border:1px solid #c8c0b0;border-radius:8px;background:#d9c9ad}.preview svg{max-width:min(92vw,100%);max-height:calc(100vh - 132px);filter:drop-shadow(0 12px 24px rgba(26,38,38,.22))}.fileInput{padding:7px}.decoded{display:grid;gap:10px;min-height:118px;border:1px solid #ccd7dc;border-radius:6px;background:#f7fafb;padding:12px;white-space:pre-wrap}.scanner{display:grid;gap:8px}.qrCard{display:grid;gap:10px;border-top:1px solid #d4dce1;padding-top:12px}.qrPreview{display:grid;place-items:center;border:1px solid #ccd7dc;border-radius:6px;background:#fff;padding:10px}.qrPreview svg{width:min(100%,280px);height:auto;image-rendering:pixelated}.scanner video{width:100%;aspect-ratio:4 / 3;border:1px solid #ccd7dc;border-radius:6px;background:#0e171a;object-fit:cover}.scanner video.hidden{display:none}.scanner span{color:#607078;font-size:12px;line-height:1.45}.decoded span{color:#607078;font-size:12px}.decoded strong{color:#102a32;font-size:15px;line-height:1.55}@media(max-width:1080px){.workspace,.toolbar{grid-template-columns:1fr;display:grid}.actions{min-width:0}.preview{min-height:56vh}}