:root{font-family:system-ui,sans-serif;color:#111;background:#fff}*{box-sizing:border-box}body{margin:0;min-width:320px}button,select,input{font:inherit}main{width:min(100%,980px);margin:auto;padding:16px}header{display:flex;align-items:end;justify-content:space-between;margin-bottom:8px}h1{margin:0;font-size:20px}.tabs{display:flex;gap:2px}.tabs button{margin:0;padding:7px 14px;border:1px solid #bbb;background:#fff;color:#555}.tabs button[aria-selected=true]{border-color:#111;background:#111;color:#fff}.workspace{border:1px solid #bbb}.stage{position:relative;display:grid;min-height:480px;place-items:center;overflow:hidden;background:#eee;touch-action:none}.stage.has-image{min-height:0}.canvas-wrap{position:relative;grid-area:1 / 1;line-height:0}canvas{display:block;width:100%;height:100%;cursor:grab}.stage:not(.has-image) .canvas-wrap{display:none}canvas:active{cursor:grabbing}.drop{grid-area:1 / 1;padding:80px;cursor:pointer;font-size:15px}input[type=file]{position:absolute;width:1px;height:1px;opacity:0}.target{position:absolute;border:1px solid rgba(255,255,255,.9);outline:1px solid #555;border-radius:50%;transform:translate(-50%,-50%);pointer-events:none}.target.active{outline-color:#111}.target-delete{position:absolute;z-index:1;top:0;right:0;width:24px;height:24px;padding:0;border:1px solid #111;background:#fff;color:#111;font-size:16px;line-height:1;pointer-events:auto;transform:translate(50%,-50%)}.handle{position:absolute;width:10px;height:10px;border:1px solid #111;background:#fff;transform:translate(-50%,-50%)}.handle.nw{left:0;top:0}.handle.ne{left:100%;top:0}.handle.sw{left:0;top:100%}.handle.se{left:100%;top:100%}.stage-actions{position:absolute;right:12px;bottom:12px;display:flex;gap:6px}.stage-actions button{width:44px;height:40px;margin:0;padding:0;border:1px solid #111;background:#fff;color:#111;font-size:22px}.controls{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #bbb}.controls label,.export-bar label{display:grid;gap:6px;padding:12px;color:#555;font-size:12px}.controls label+label{border-left:1px solid #ddd}.replace{place-items:center;align-content:center;color:#111;cursor:pointer;text-decoration:underline}select{min-width:0;height:34px;border:1px solid #aaa;border-radius:0;background:#fff;color:#111;font-size:13px}input[type=range]{width:100%;height:34px;margin:0;accent-color:#111}.export-bar{display:grid;grid-template-columns:1fr 140px 180px;align-items:stretch;border-top:1px solid #bbb}.message{align-self:center;margin:0;padding:12px;font-size:12px}button{cursor:pointer}.export{margin:10px;border:1px solid #111;background:#111;color:#fff;font-size:14px}button:disabled{border-color:#bbb;background:#ccc;color:#777;cursor:default}@media(max-width:640px){main{padding:0}header{padding:10px;margin:0}.workspace{border-inline:0}.stage{min-height:360px}.controls{grid-template-columns:repeat(2,1fr)}.export-bar{grid-template-columns:1fr 110px 130px}}