:root{font-family:var(--sans);color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0;line-height:1.65;font-size:15px}header{display:flex;align-items:center;justify-content:space-between;max-width:1240px;margin:auto;padding:30px 32px;min-height:108px;border-bottom:1px solid var(--line)}header a{color:inherit;font-size:27px;text-decoration:none;font-weight:700;letter-spacing:-1.4px}header span{font-family:var(--mono);font-weight:400;font-size:10px;letter-spacing:.12em;color:var(--muted)}.language{display:flex;align-items:center;gap:12px}main{max-width:1240px;margin:auto;padding:56px 32px 36px}h1{font-size:clamp(28px,4vw,44px);font-weight:500;line-height:1.4;letter-spacing:.02em;margin:8px 0 16px}h2{font-size:19px;margin:0 0 16px}p{line-height:1.8}.eyebrow{font-family:var(--mono);font-size:10px;font-weight:400;letter-spacing:1.6px;color:var(--accent)}.intro{margin-bottom:36px}.intro>p:not(.eyebrow){color:var(--muted)}.topbar{display:flex;gap:16px;align-items:end;flex-wrap:wrap;padding:22px 0;border-top:1px solid var(--line)}.topbar>label:first-child{flex:1;min-width:180px}label{display:grid;gap:7px;font-size:13px}input,select,button,.file-button{font:inherit;border:1px solid var(--line);border-radius:4px;padding:10px 12px;background:var(--white);color:inherit}input,select{min-width:0;max-width:100%}button,.file-button{cursor:pointer}button:hover,.file-button:hover{background:var(--surface-blue)}button:focus-visible,input:focus-visible,select:focus-visible,.file-button:focus-within{outline:3px solid var(--accent);outline-offset:3px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 292px;gap:26px}.canvas-panel,aside{background:var(--white);padding:24px;border:1px solid var(--line);border-radius:6px}.section-head{display:flex;justify-content:space-between}.hint,small{font-size:13px;color:var(--muted);line-height:1.7}#grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));grid-template-rows:repeat(4,minmax(0,1fr));aspect-ratio:1.5;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:10px;margin-top:22px}#grid.portrait{grid-template-columns:repeat(4,minmax(0,1fr));grid-template-rows:repeat(6,minmax(0,1fr));aspect-ratio:2/3;max-width:430px;margin-inline:auto}.cell{border:1px dashed var(--drawing-light);background:transparent;padding:0;border-radius:8px;color:var(--muted)}.widget{z-index:1;border:1px solid var(--drawing-light);background:var(--white);box-shadow:0 2px 0 var(--line);font-size:clamp(11px,1.2vw,15px);padding:6px;overflow-wrap:anywhere;overflow:hidden;white-space:pre-line;cursor:grab;touch-action:manipulation}.widget.trackpad{background:var(--surface-blue);color:var(--ink);border-color:var(--drawing-light)}.widget.selected{outline:3px solid var(--accent);outline-offset:1px}.widget small{display:block;font-size:10px}.files,.actions{display:flex;gap:10px;flex-wrap:wrap}input[type=file]{position:absolute;width:1px;height:1px;opacity:0}.file-button{position:relative}form{display:grid;gap:18px}[hidden]{display:none!important}#commandFields{display:grid;gap:12px}.check{display:flex;align-items:center}.check input{width:18px;height:18px}.dimensions{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.dimensions input{width:100%;padding:9px 5px}#status,#qrStatus{min-height:1.6em;font-size:13px;color:#80500c}.transfer{display:grid;grid-template-columns:1fr 360px;gap:40px;margin-top:32px;padding:32px;background:var(--surface-blue);border-radius:6px}.primary{background:var(--accent);color:white;border-color:var(--accent)}.primary:hover{background:var(--night)}#qr{align-self:center;display:grid;place-items:center;min-height:160px}#qr svg{width:100%;height:auto;max-width:360px;background:white}footer{margin-top:32px;border-top:1px solid var(--line);font-size:12px;color:var(--muted);padding-top:24px}footer a{color:inherit}@media(max-width:850px){.workspace{grid-template-columns:1fr}.transfer{grid-template-columns:1fr}main{padding:24px 16px}header{padding:18px 16px}.canvas-panel,aside{padding:18px}.widget{font-size:12px}.transfer{padding:24px}#qr{max-width:400px;width:100%;margin:auto}}@media(prefers-reduced-motion:no-preference){button{transition:background .12s}}
.transfer>*{min-width:0}#qr{max-width:100%;min-width:0}#qr svg{max-width:100%}
@media(max-width:500px){#grid{gap:4px;padding:6px}.widget{padding:3px;font-size:10px}.language{gap:6px}.language>span{display:none}}

#grid button:hover{background:var(--surface-blue)}.widget.trackpad:hover{background:var(--surface-blue)}.widget.selected{border-color:var(--accent)}.check input{accent-color:var(--accent)}.section-head{align-items:baseline;gap:12px}#count{font:12px var(--mono);color:var(--muted)}

/* Editor workbench: restrained chrome, tactile keys, clear active state. */
header{min-height:88px;padding-block:24px}
main{padding-top:36px}
h1{font-size:clamp(27px,3vw,38px)}
.intro{margin-bottom:24px}
button,.file-button{font-size:12px;font-weight:600;line-height:1.4;min-height:38px;border-radius:8px;box-shadow:0 1px 2px #15223808;transition:background .15s,border-color .15s,box-shadow .15s}
button:hover,.file-button:hover{border-color:var(--drawing);background:var(--paper)}
button:disabled{opacity:.4;cursor:default;box-shadow:none}
button:active:not(:disabled){box-shadow:inset 0 1px 3px #15223818}
input,select{border-radius:8px;background:var(--paper);min-height:40px;font-size:13px}
input:focus,select:focus{background:var(--white)}
.topbar{border-bottom:1px solid var(--line);margin-bottom:24px;padding:18px 0}
.canvas-panel,aside{border-radius:14px;box-shadow:0 4px 20px #15223804}
aside{align-self:start;border-top:3px solid var(--ink)}
h2{font-size:16px;font-weight:650;letter-spacing:.01em}
.canvas-panel{padding:22px}
.canvas-panel>.hint{margin-bottom:20px}
.canvas-tools{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--night);color:var(--on-night);padding:10px 12px;border-radius:10px 10px 0 0}
.canvas-label{font:9px var(--mono);letter-spacing:.12em;color:var(--on-night-muted)}
.zoom-controls{display:flex;align-items:center;gap:3px;flex-shrink:0}
.zoom-controls button{background:transparent;color:var(--on-night);border:1px solid transparent;box-shadow:none;min-height:32px;min-width:32px;padding:5px 8px}
.zoom-controls button:hover:not(:disabled){background:#ffffff18;border-color:#ffffff30}
.zoom-controls output{min-width:48px;text-align:center;font:11px var(--mono)}
#zoomFit{border-left:1px solid #ffffff30;border-radius:0;margin-left:6px;padding-left:12px}
#canvasViewport{overflow:auto;max-height:760px;min-width:0;background:radial-gradient(var(--drawing-light) .7px,transparent .7px) 0 0/16px 16px,var(--surface);border:1px solid var(--line);border-top:0;border-radius:0 0 10px 10px;padding:16px;overscroll-behavior:contain}
#grid,#grid.portrait{margin:0 auto;max-width:none;flex-shrink:0;background:var(--night);border:1px solid #0e203d;padding:12px;gap:8px;border-radius:14px;box-shadow:0 8px 20px #15223818}
#grid .cell{background:#ffffff08;color:var(--on-night-muted);border-color:#ffffff28;border-radius:8px;min-height:0}
#grid .cell:hover{background:#ffffff18}
#grid .widget{background:var(--paper);border:1px solid var(--white);border-bottom:3px solid var(--drawing-light);box-shadow:0 2px 4px #00000030;border-radius:8px;color:var(--ink);min-height:0;font-weight:500;line-height:1.5}
#grid .widget:hover{background:var(--white);border-color:var(--drawing-light)}
#grid .widget.trackpad{background:linear-gradient(145deg,#e1eafb,#cddbf4);border-color:#b0c3e5;letter-spacing:.04em}
#grid .widget.selected{outline:2px solid #78a4ff;outline-offset:2px;background:#eef3ff}
#grid .widget.resize-invalid{outline-color:#e78383;background:#ffe9e9}
.resize-handle{z-index:3;align-self:end;justify-self:end;width:26px;height:26px;min-height:26px;padding:0;border:0;border-radius:7px 0 6px 0;background:var(--accent);color:white;cursor:nwse-resize;touch-action:none;font-size:17px;box-shadow:none}
.resize-handle:hover{background:var(--night);color:white}
.files{padding-top:4px}.files button,.file-button{background:transparent;box-shadow:none}
.primary{background:var(--accent);border-color:var(--accent);color:white;box-shadow:0 3px 8px #2454db20}
.primary:hover{background:var(--night);border-color:var(--night);color:white}
#remove{color:#9c3547;background:transparent;border-color:transparent;box-shadow:none}
.transfer{border:1px solid var(--line);border-radius:14px;background:var(--white)}
#generate{padding:13px 22px}
#qr:empty{min-height:0}
@media(max-width:500px){.canvas-panel{padding:14px}.canvas-label{display:none}.canvas-tools{justify-content:flex-end}#canvasViewport{padding:12px}#grid,#grid.portrait{padding:8px;gap:5px;border-radius:10px}.resize-handle{width:24px;height:24px;min-height:24px}.zoom-controls button{min-height:36px}.widget{font-size:10px}}
@media(prefers-reduced-motion:reduce){button,.file-button{transition:none}}

.canvas-panel,aside,.workspace{min-width:0}#canvasViewport{max-width:100%}

#grid .resize-handle{width:32px;height:32px;min-height:32px;border:2px solid white;border-radius:8px;background:var(--accent);color:white;font-size:23px;line-height:1;box-shadow:0 2px 6px #15223840;transform:translate(3px,3px)}
#grid .resize-handle:hover{background:var(--night)}

.storage-reset{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:20px 0}#clearStorage{background:transparent;color:var(--muted);box-shadow:none}#clearStorage:hover{color:#9c3547;border-color:#9c3547}