.up{font-size:14px;line-height:1.45}.up button{font:inherit;color:var(--text);cursor:pointer;background:var(--bg-3);border:1px solid var(--line);border-radius:7px;padding:9px 13px}.up button:disabled{opacity:.45;cursor:not-allowed}.up button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.up .heading{padding:24px 24px 18px;display:flex;justify-content:space-between;gap:16px;align-items:center}.up h1{font-size:23px;margin:0 0 5px}.up p{margin:0;color:var(--muted);font-size:13px}.up .layout{display:grid;grid-template-columns:minmax(0,1fr) 338px;border-top:1px solid var(--line)}.up .work{padding:22px 24px;min-width:0}.up .panel{padding:22px;background:var(--bg-2);border-left:1px solid var(--line)}.up .label{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-weight:600;margin-bottom:12px}.up .file{display:flex;justify-content:space-between;gap:10px;margin-bottom:16px;overflow-wrap:anywhere}.up .mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace}.up .stage{height:260px;min-height:0;flex:none;border:1px solid var(--line);border-radius:8px;background:#0b0e13;display:grid;place-items:center;position:relative;overflow:hidden}.up .stage img{height:100%;max-width:100%;object-fit:contain;cursor:crosshair}.up .region{position:absolute;border:2px solid var(--accent);width:72px;height:58px;pointer-events:none;transform:translate(-50%,-50%);box-shadow:0 0 0 1px #fff6}.up .caption{margin:10px 0 20px;color:var(--muted);font-size:12px}.up .compare-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:20px 0 12px}.up .compare{display:grid;grid-template-columns:1fr 1fr;gap:12px}.up .sample{border:1px solid var(--line);border-radius:8px;overflow:hidden;min-width:0}.up .sample-title{padding:9px 12px;background:var(--bg-2);display:flex;justify-content:space-between;font-size:12px}.up canvas{display:block;width:100%;height:170px;background:#0b0e13}.up .note{font-size:12px;color:var(--muted);margin-top:10px}.up .section{padding-bottom:20px;margin-bottom:20px;border-bottom:1px solid var(--line)}.up .choices{display:flex;gap:7px}.up .choices button{flex:1;padding:8px 5px}.up button.selected{background:#3d7bff29;border-color:var(--accent);color:#a9c5ff}.up .mode{background:var(--bg-3);padding:12px;border-radius:8px}.up .mode strong{display:block;margin-bottom:5px;font-size:13px}.up .size{font-size:23px;font-weight:650;margin-bottom:5px}.up .print{margin-top:12px;padding:12px;background:var(--bg-3);border-radius:8px}.up .print strong{display:block;font-size:16px;margin-bottom:3px}.up button.primary{background:var(--accent);border-color:var(--accent);width:100%;font-weight:600;margin-top:16px}.up .download{width:100%;margin-top:8px}.up .safe{color:var(--muted);font-size:11px;margin-top:12px}.up .history{margin-top:28px}.up .history-row{display:flex;gap:12px;margin-top:12px;flex-wrap:wrap}.up .history-card{border:1px solid var(--line);background:var(--bg-2);border-radius:8px;padding:12px;flex:1;min-width:150px}.up .history-card strong{display:block;font-size:13px;margin-bottom:5px}.up .history-card p{font-size:12px}.up .history-card button{margin-top:10px;font-size:12px}.up [hidden]{display:none!important}.up #up-status.warning{color:var(--warn)}@media(max-width:900px){.up .layout{grid-template-columns:1fr}.up .panel{border-left:0;border-top:1px solid var(--line)}.up .heading{align-items:flex-start;padding:20px 16px}.up .work{padding:16px}.up .compare{gap:8px}.up canvas{height:145px}.up .stage{height:220px}.up .compare-head{flex-wrap:wrap}}