:root{--canvas:#f3f4f5;--card:#fff;--ink:#242629;--muted:#74787e;--line:#d9dce0;--accent:#292d33;--accent-deep:#111418;--accent-tint:#e9ebee}
*{box-sizing:border-box}body{margin:0;background:var(--canvas);color:var(--ink);font:14px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid #527bba;outline-offset:3px}[hidden]{display:none!important}
.app-shell{max-width:1140px;margin:0 auto;padding:24px}.workspace{display:grid;grid-template-columns:360px minmax(0,1fr);gap:24px;align-items:start}.panel{min-width:0;background:white;border:1px solid var(--line);border-radius:6px}.editor-panel,.preview-panel{padding:20px}.panel-heading h2{font-size:18px;font-weight:600;margin:0 0 18px;letter-spacing:0}.preview-header{display:flex;justify-content:space-between;align-items:baseline}.preview-state{font-size:10px;color:#62686f}.preview-state.problem{color:#a73535}
.field-label{font-size:12px;font-weight:600;display:block;margin-bottom:7px}.code-input-wrap{display:flex;border:1px solid #9b9fa5;border-radius:4px;height:44px;align-items:center;padding-right:8px}.code-input-wrap:focus-within{outline:2px solid #a6bfdf}.code-input-wrap input{flex:1;min-width:0;border:0;outline:none;background:none;padding:10px 12px;font:18px ui-monospace,Consolas,monospace}.mini-btn{border:0;background:none;color:#62676f;font-size:20px}.field-bottom{display:flex;justify-content:space-between;gap:10px;font-size:10px;margin-top:7px;min-height:18px;color:var(--muted)}.field-hint.invalid,#assetError{color:#a73535}.char-count{white-space:nowrap}.meta-row{display:flex;flex-wrap:wrap;gap:14px;margin:16px 0}.locked-pill{font-size:11px;color:#656b73}.format-pills{display:flex;flex-wrap:wrap;gap:4px}.format-pills button{border:1px solid var(--line);padding:6px 10px;border-radius:20px;background:#fff;font-size:12px;color:#383d44}.format-pills button[aria-pressed=true]{background:#30353c;color:#fff;border-color:#30353c}
.rule{border-top:1px solid var(--line);margin:18px 0}.settings-heading{font-weight:600;font-size:12px}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid #eceef0}.setting-row:last-child{border:0}.setting-row label{font-size:12px}.setting-row p{font-size:10px;color:var(--muted);margin:3px 0 0}.slider-holder{width:115px;flex:none;text-align:right}.slider-holder output{display:block;font-size:10px;color:#616773}input[type=range]{width:100%;accent-color:#4c535e;cursor:pointer}.switch{display:block;position:relative;width:34px;height:20px;flex:none}.switch input{position:absolute;inset:0;opacity:0;width:100%;height:100%;margin:0;z-index:1;cursor:pointer}.switch span{display:block;width:34px;height:20px;border-radius:12px;background:#d7dade;pointer-events:none}.switch span:after{content:'';position:absolute;left:3px;top:3px;width:14px;height:14px;border-radius:50%;background:#fff}.switch input:checked+span{background:#4c535e}.switch input:checked+span:after{left:17px}.switch:has(input:focus-visible){outline:2px solid #527bba;outline-offset:3px}
.paper-stage{background:#e9ebed;padding:24px 14px;display:flex;align-items:center;flex-direction:column;gap:12px;max-height:750px;overflow:auto;border:1px solid #dce0e4;min-height:260px}.paper-wrap{width:min(100%,384px);flex-shrink:0;box-shadow:0 1px 5px #0001}.paper-wrap canvas{display:block;width:100%;height:auto;background:white;image-rendering:auto;touch-action:none;cursor:move}.paper-foot{font-size:10px;color:#626973;text-align:center;display:flex;flex-wrap:wrap;gap:8px}.paper-foot strong{font-weight:500}.action-row{display:flex;gap:8px;margin-top:16px}.primary-btn,.secondary-btn{height:42px;border-radius:4px;padding:0 16px;font-weight:600;font-size:13px;display:flex;align-items:center;justify-content:center;gap:9px}.primary-btn{flex:1;background:#292e35;color:white;border:1px solid #292e35}.primary-btn:not(:disabled):hover{background:#101419}.secondary-btn{background:#fff;border:1px solid var(--line);color:#353b44}.primary-btn svg,.secondary-btn svg{width:16px;height:16px}.support-note{font-size:11px;line-height:1.6;color:#6b717a;overflow-wrap:anywhere;margin:12px 0}.quality-warning{background:#fff7e7;color:#82581b;border-left:2px solid #c39854;font-size:11px;padding:10px;margin-top:12px}.quality-warning[hidden]{display:none}
.connection-panel{margin-top:20px;padding:18px 20px;background:white;border:1px solid var(--line);border-radius:6px}.connection-intro{display:flex;justify-content:space-between;align-items:center;gap:12px}.connection-intro h2{font-size:15px;margin:0;font-weight:600}.connection-intro h2 span{font-weight:400;color:#646b74}.connection-badge{font-size:10px;color:#757c85}.connection-badge.connected{color:#306548}.top-status{font-size:11px;color:#6b727c;display:flex;gap:7px;align-items:center;margin-top:6px}.status-dot{width:6px;height:6px;background:#bbc0c6;border-radius:50%}.status-dot.online{background:#488564}.connection-options{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}.connection-option{border:1px solid #cdd1d7;background:#fff;color:#30363f;border-radius:4px;padding:8px 12px;text-align:left}.option-content strong{font-size:12px;font-weight:500}.option-logo,.option-arrow,.option-content small{display:none}.connection-controls{display:flex;align-items:center;gap:12px;margin-top:8px}.current-device{font-size:10px;color:#6b737d}.text-button{border:0;background:none;color:#676e78;font-size:11px;padding:4px 0}.advanced-details{border-top:1px solid var(--line);margin-top:14px}.advanced-details summary{font-size:11px;padding:12px 0 0;cursor:pointer;display:flex;justify-content:space-between}.advanced-body{padding-top:14px}.advanced-field{display:block;font-size:11px;color:#656c75;margin:12px 0}.advanced-field input:not([type=range]),.advanced-field select{display:block;width:100%;padding:8px;border:1px solid var(--line);border-radius:4px;margin-top:5px;background:#fff;color:#333a44}.advanced-field output{float:right}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}.advanced-check{display:flex;gap:10px;align-items:center;margin:14px 0;font-size:11px}.advanced-check strong{font-size:11px}.advanced-check p{font-size:10px;color:#79808a}.barcode-info{display:flex;justify-content:space-between;gap:14px;font-size:11px;margin-bottom:14px}.barcode-info>div{display:flex;flex-direction:column;gap:5px}.barcode-info small{font-size:9px;color:#79808a}.outline-button,.tiny-button{border:1px solid var(--line);border-radius:4px;background:white;color:#454d57;padding:6px 10px;font-size:11px}.outline-button{margin-top:8px}.log-header{display:flex;justify-content:space-between;align-items:center;font-size:11px;margin-top:16px}.diagnostic-log{white-space:pre-wrap;overflow-wrap:anywhere;background:#f1f2f4;color:#4e5866;font:11px/1.7 ui-monospace,monospace;padding:12px;max-height:220px;overflow:auto;border:1px solid var(--line)}
.asset-tools{margin-top:16px;font-size:12px}.asset-tools summary{cursor:pointer;font-weight:500;display:flex;justify-content:space-between;gap:8px}.muted{font-size:10px;color:#858b94}.upload-zone{border:1px dashed #b6bdc7;background:#fafbfc;margin:12px 0;border-radius:4px}.upload-button{position:relative;display:flex;flex-direction:column;padding:13px;gap:4px;cursor:pointer}.upload-button input{position:absolute;inset:0;opacity:0;width:100%;height:100%;cursor:pointer}.upload-button strong{font-size:12px;font-weight:500}.upload-button small{font-size:10px;color:#858b94}.upload-button:focus-within{outline:2px solid #527bba}.import-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:10px}.import-options label{font-size:10px;color:#727a85}.import-options input[type=text]{display:block;width:100%;border:1px solid var(--line);padding:6px;margin-top:5px}.import-options output{float:right}.asset-card{border-top:1px solid var(--line);padding:12px 0;margin-top:10px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.asset-thumb{width:32px;height:32px;border:1px solid var(--line)}.asset-card>button:first-of-type{flex:1;text-align:left;overflow-wrap:anywhere;min-width:0;border:0;padding:3px;font-size:11px}.asset-card label{flex:1 1 42%;min-width:0;font-size:10px;color:#747c87}.asset-card label output{float:right}.asset-card input[type=range]{margin:7px 0}.asset-card input[type=number]{width:100%;padding:5px;border:1px solid var(--line);margin-top:5px}.asset-card>input{min-width:0;flex:1 1 130px;padding:8px;border:1px solid var(--line);border-radius:4px;font-size:12px}.asset-card label.size-control{flex-basis:100%}.same-button{background:#f2f3f5}.code-card .tiny-button{margin-left:auto}#assetError{font-size:11px;color:#7a4e28}#qrTools{margin-top:12px}.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);max-width:90vw;opacity:0;pointer-events:none;background:#30343b;color:white;padding:10px 16px;font-size:12px;border-radius:4px;z-index:10}.toast.visible{opacity:1}
/* Native top-layer dialog: no content can accidentally receive the crop gesture. */
.page-drop-hint{position:fixed;inset:12px;z-index:100;display:grid;place-items:center;background:#f7faffed;border:2px dashed #728eb6;font-size:20px;pointer-events:none;color:#405777}.crop-open{overflow:hidden}.crop-dialog{position:fixed;inset:0;width:100vw;height:100dvh;max-width:none;max-height:none;margin:0;padding:0;border:0;background:#23262b;color:#f0f1f3;overflow:hidden}.crop-dialog[open]{display:grid;grid-template-rows:auto minmax(0,1fr) auto}.crop-dialog::backdrop{background:#111}.crop-toolbar{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;gap:16px;border-bottom:1px solid #41464d}.crop-toolbar h2{font-size:16px;font-weight:500;margin:0}.crop-toolbar p{font-size:11px;color:#aab0ba;margin:3px 0 0;overflow-wrap:anywhere}.crop-stage{min-height:0;min-width:0;display:flex;align-items:center;justify-content:center;padding:18px;background:#33373e;overflow:hidden}.crop-stage canvas{display:block;max-width:100%;max-height:100%;width:auto;height:auto;cursor:crosshair;touch-action:none;background:white}.crop-footer{padding:12px 20px;border-top:1px solid #41464d}.crop-footer p{font-size:11px;margin:0 0 10px;color:#b0b6bf}.crop-actions{display:flex;gap:8px;flex-wrap:wrap}.crop-dialog button{border:1px solid #646b75;border-radius:4px;padding:8px 13px;color:#eef0f4;background:#383e47;font-size:12px}.crop-dialog button.crop-primary{background:#f0f2f5;color:#22272f;border-color:#f0f2f5;margin-left:auto}.crop-dialog button:disabled{opacity:.35}
@media(max-width:820px){.app-shell{padding:12px}.workspace{grid-template-columns:1fr;gap:12px}.editor-panel,.preview-panel{padding:16px}.connection-panel{margin-top:12px;padding:16px}.paper-stage{max-height:650px}.crop-toolbar,.crop-footer{padding:10px 12px}.crop-stage{padding:8px}.crop-dialog button{padding:9px}.crop-actions{gap:6px}.crop-dialog button.crop-primary{margin-left:0}}

.caption-controls{padding:12px 0;border-bottom:1px solid #eceef0}.caption-pills button{font-size:11px;padding:5px 8px}.caption-controls .advanced-field{margin-bottom:0}
/* Clear panels, restrained corners and compact material controls. */
:root{--canvas:#f3f6f3;--ink:#21332b;--line:#dce5de;--accent:#237454;--accent-deep:#18513b;--accent-tint:#e9f4ed}body{font-family:Arial,Helvetica,sans-serif;font-size:15px;color:var(--ink)}.panel,.connection-panel{border-radius:8px;border-color:var(--line);box-shadow:0 2px 10px #17362305}.panel-heading h2{font-size:20px;color:#234532}.field-label,.setting-row label{font-size:13px}.format-pills button[aria-pressed=true]{background:var(--accent);border-color:var(--accent)}.primary-btn{background:var(--accent);border-color:var(--accent)}.primary-btn:not(:disabled):hover{background:var(--accent-deep)}.code-input-wrap{border-color:#adbbaf;border-radius:6px}.code-input-wrap:focus-within{outline-color:#aed7bd}.paper-stage{border-radius:6px;background:#edf2ed}.upload-zone{border-color:#a9c7b5;border-radius:6px;background:#f4faf5}.upload-button{border:0;background:transparent;display:flex;width:100%;align-items:flex-start;text-align:left;color:var(--accent);font:inherit}.upload-button strong{font-weight:600;font-size:13px}.image-tone{display:grid;grid-template-columns:1fr 1fr;gap:0 12px;border-bottom:1px solid var(--line);padding-bottom:12px}.image-tone small{grid-column:1/-1;color:#7d887f;font-size:10px}.auto-length{display:inline-flex;gap:4px;align-items:center;float:right}.auto-length input{accent-color:var(--accent)}.import-options label{display:block}.material-row{display:grid;grid-template-columns:52px minmax(0,1fr) 28px;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);height:76px}.material-thumb-button{border:1px solid #ccd9cf;border-radius:5px;padding:3px;background:white;width:52px;height:52px;cursor:crosshair}.material-row .asset-thumb{display:block;width:44px;height:44px;border:0}.material-size{font-size:12px;color:#506458;min-width:0}.material-size output{float:right;color:#6f8175;font-size:11px}.material-size input{display:block;width:100%;margin:8px 0 0;accent-color:var(--accent)}.material-remove{border:0;border-radius:4px;background:#f3f5f2;color:#7d8980;width:28px;height:28px;font-size:20px;padding:0}.crop-toolbar>div{min-width:0;flex:1}.crop-toolbar p{max-width:100%;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.crop-toolbar>button{flex-shrink:0}input[type=range]{accent-color:var(--accent)}.switch input:checked+span{background:var(--accent)}
.crop-dialog[open]{grid-template-columns:minmax(0,1fr)}.crop-toolbar,.crop-footer{min-width:0;max-width:100%;overflow:hidden}.screen-mode{display:flex;align-items:center;gap:7px;margin:0 0 12px;font-size:12px;color:#425b4d}.screen-mode input{accent-color:var(--accent)}.screen-mode span{color:#8a958d;font-size:10px}