.mockup-shell{display:grid;grid-template-columns:220px minmax(0,1fr) 286px;height:calc(100dvh - 56px);min-height:500px}.mockup-left{display:flex;flex-direction:column;min-height:0;border-right:1px solid var(--line);background:#fff}.rail-heading{display:flex;align-items:center;justify-content:space-between;padding:18px 16px 12px}.rail-heading h2{font-size:12px;margin:0}.rail-heading h2 span{margin-left:6px;color:#999;font-weight:400}.rail-heading button{font-size:10px;min-height:26px;padding:4px 8px;color:#777;border-color:transparent}.artboard-list{flex:1;min-height:100px;overflow:auto;padding:0 10px 12px;scrollbar-width:thin}.artboard-item{position:relative;display:flex;align-items:center;gap:8px;margin:3px 0;border:1px solid transparent;border-radius:8px;padding:5px 9px 5px 5px}.artboard-item.active{background:var(--accent-soft);border-color:#f7cbb7}.artboard-button{border:0;background:transparent!important;padding:0;display:flex;align-items:center;gap:12px;text-align:left;flex:1;min-width:0;font-weight:400}.artboard-button canvas{width:53px;height:71px;flex-shrink:0;border-radius:3px;background:#f4f4f4;border:1px solid #eceae8}.artboard-label{display:flex;flex-direction:column;gap:6px;font-size:11px;line-height:1.4}.artboard-label b{font-size:10px;color:#96908b;font-weight:500;letter-spacing:.4px}.artboard-item.active .artboard-label b{color:var(--accent)}.export-check{display:flex;align-items:center;padding:5px;cursor:pointer}.export-check input,.mockup-card-header input{width:14px;height:14px;margin:0;accent-color:var(--accent)}.source-section{flex-shrink:0;border-top:0;border-bottom:1px solid var(--line);padding:16px!important;gap:9px}.wallpaper-drop{position:relative;display:grid;grid-template-columns:38px 1fr;grid-template-rows:1fr 1fr;gap:4px 10px;padding:10px;border:1px dashed #d7d4d0;border-radius:7px;background:#fcfcfc;cursor:pointer}.wallpaper-drop input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}.wallpaper-drop img{grid-row:1/3;width:38px;height:50px;object-fit:cover;border-radius:3px}.wallpaper-drop strong{font-size:11px;align-self:end}.wallpaper-drop span{font-size:9px;color:#999}.wallpaper-drop:hover,.mockup-app.dragover .wallpaper-drop{border-color:var(--accent);background:#fff7f1}.source-section button{font-size:10px}.source-section #sourceInfo{font-size:9px;max-height:36px;overflow:hidden}.mockup-workspace{display:flex;flex-direction:column;min-width:0;min-height:0;background:#f4f4f2;overflow:hidden}.editor-heading{display:flex;align-items:center;gap:15px;padding:18px 24px;background:white;border-bottom:1px solid var(--line);flex-shrink:0}.title-block{flex:1;min-width:0}.eyebrow{font-size:8px;letter-spacing:1.6px;color:#aaa49e}.editor-heading h2{font-size:15px;font-weight:500;margin:5px 0 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.board-navigation{display:flex;align-items:center;gap:8px;color:#8a8580;font-size:10px;white-space:nowrap}.board-navigation button{font-size:20px;line-height:1;width:28px;min-height:28px;padding:0;border-color:transparent;background:transparent}.editor-heading #viewToggle{font-size:10px;min-height:30px;padding:5px 10px;font-weight:500}.editor-toolbar{display:flex;align-items:center;gap:10px;padding:9px 22px;border-bottom:1px solid #e5e5e2;font-size:10px;color:#8b847d;background:#fafaf9;flex-shrink:0}.guide-toggle{margin-left:auto;white-space:nowrap}.guide-toggle span{font-size:10px}.editor-stage{display:flex;align-items:center;justify-content:center;min-height:0;flex:1;padding:24px;overflow:hidden;background-color:#f7f7f7;background-image:linear-gradient(#ededed 1px,transparent 1px),linear-gradient(90deg,#ededed 1px,transparent 1px);background-size:48px 48px;background-position:center}.canvas-frame{position:relative;flex-shrink:0;box-shadow:0 3px 20px #25251c0b,0 0 0 1px #deded9;background:#fff;line-height:0}.canvas-frame canvas{width:100%;height:100%;display:block;touch-action:none;cursor:grab;outline:none}.canvas-frame canvas:focus-visible{outline:2px solid #fa5d1966;outline-offset:4px}.canvas-frame canvas.dragging{cursor:grabbing}.canvas-frame svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.editor-status{display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fff;border-top:1px solid var(--line);padding:11px 18px;font-size:9px;color:#999;line-height:1.4;flex-shrink:0}.editor-status span:first-child{color:#777}.mockup-right{border-left:1px solid var(--line);background:#fff}.mockup-right .control-section{gap:13px;padding:20px 18px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:10px}.protection-badge{font-size:9px;color:#6f8475;background:#f0f6f1;border-radius:4px;padding:4px 6px}.screen-picker{display:flex;gap:6px}.screen-picker button{font-size:10px;flex:1;min-height:31px;padding:5px 4px}.screen-picker button[aria-pressed=true]{color:var(--accent);background:var(--accent-soft);border-color:#f7c7b0}.zoom-control{display:flex;gap:12px;align-items:center}.zoom-control input[type=number]{width:68px;flex-shrink:0;height:32px;font-size:11px}.crop-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.crop-actions button,#applyOrientation{font-size:11px;font-weight:500}.crop-section .field-grid input{height:34px;font-size:12px}.ink-report{font-size:9px;line-height:1.6;color:#91867b;padding-top:2px}.appearance-section{border-bottom:1px solid var(--line)}.appearance-section summary{padding:18px;font-size:12px;font-weight:500;cursor:pointer}.appearance-section .control-section{padding-top:0}.mockup-app input[type=color]{height:34px;padding:4px;cursor:pointer}.mockup-app .fineprint{margin:0;line-height:1.7}.mockup-app #exportSelected{min-height:40px;font-size:12px}.export-section .field-grid{grid-template-columns:1.2fr 1fr;gap:8px}.export-section select{font-size:10px;padding:6px}.mockup-app.busy .mockup-shell{pointer-events:none;opacity:.8}.mockup-message{margin:10px 20px 0;padding:10px 12px;border:1px solid #f1d8c4;background:#fff2e9;border-radius:6px;font-size:11px;line-height:1.6;flex-shrink:0}#zoomValue{float:right;color:#333}.overview{padding:22px;overflow:auto;flex:1;min-height:0}.overview-heading{display:flex;align-items:center;justify-content:space-between;margin:0 0 20px;gap:12px}.overview-heading h3{font-size:13px;margin:0}.overview-heading span{font-size:10px;color:#999}.mockup-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px 16px}.mockup-card{min-width:0}.mockup-card-header{display:flex;align-items:center;font-size:10px;color:#666;margin-bottom:8px}.mockup-card-header label{display:flex;gap:5px;align-items:center;cursor:pointer}.preview-button{display:block;width:100%;padding:0;background:#fff;border:2px solid transparent;border-radius:5px;overflow:hidden}.preview-button canvas{width:100%;height:auto;aspect-ratio:3/4;display:block}.mockup-card.active .preview-button{border-color:var(--accent)}.card-note{font-size:9px;line-height:1.6;color:#999;margin:7px 1px 0;min-height:14px}.mockup-app.overview-mode .editor-toolbar{display:none}
@media(min-width:1600px){.mockup-shell{grid-template-columns:240px minmax(0,1fr) 310px}.artboard-button canvas{width:62px;height:83px}.mockup-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.editor-stage{padding:32px}}
@media(max-width:1100px){.mockup-shell{grid-template-columns:180px minmax(0,1fr) 250px}.artboard-item{padding-right:3px;gap:2px}.artboard-button{gap:8px}.artboard-button canvas{width:43px;height:57px}.artboard-label{font-size:10px}.editor-heading{padding:14px 16px;gap:6px}.editor-heading h2{font-size:13px}.editor-toolbar{padding:8px 12px;gap:4px}.editor-status{flex-wrap:wrap;gap:4px}.editor-stage{padding:18px}.mockup-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rail-heading{padding:14px 10px}.mockup-right .control-section{padding:18px 14px}.guide-toggle span{font-size:9px}}
@media(max-width:760px){.mockup-shell{height:auto;grid-template-columns:100%;min-height:0}.mockup-left{display:contents}.rail-heading,.source-section{display:none}.artboard-list{display:flex;gap:6px;overflow-x:auto;min-height:108px;padding:8px;background:#fff;border-bottom:1px solid var(--line)}.artboard-item{min-width:145px;margin:0}.mockup-workspace{height:620px;grid-row:3}.mockup-right{display:block;grid-row:4}.crop-section{grid-row:span 2}.appearance-section{grid-column:2}.export-section{grid-column:2}.save-status{font-size:9px}.brand h1{display:none}.app-header{gap:14px}.editor-status{font-size:9px}.source-section{display:grid!important;grid-column:1/-1;grid-row:1}.overview-heading{align-items:start;flex-direction:column}.overview .mockup-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.mockup-left .source-section{border-top:1px solid var(--line)}}
@media(max-width:480px){.mockup-right{display:block}.editor-heading{flex-wrap:wrap}.overview .mockup-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.editor-toolbar #editingTarget{display:none}}

/* Sidebar order and native, keyboard-accessible disclosure panels. */
.mockup-app .local-badge{border:0;border-radius:0;background:transparent;padding:3px 0}
.mockup-right .panel-section{border-bottom:1px solid var(--line)}
.mockup-right .panel-section > summary{display:flex;align-items:center;gap:8px;list-style:none;padding:20px 18px;font-size:12px;font-weight:600;cursor:pointer;user-select:none}
.mockup-right .panel-section > summary::-webkit-details-marker{display:none}
.mockup-right .panel-section > summary::before{content:'▸';font-size:12px;width:10px;flex-shrink:0;color:#777;transform-origin:center}
.mockup-right .panel-section[open] > summary::before{transform:rotate(90deg)}
.mockup-right .panel-section > summary:focus-visible{outline:2px solid var(--accent);outline-offset:-3px}
.mockup-right .panel-section > summary .protection-badge{margin-left:auto;font-weight:400}
.mockup-right .panel-section > .control-section{padding-top:0;border-bottom:0}
@media(max-width:1100px){.mockup-right .panel-section > summary{padding:18px 14px}}
@media(max-width:760px){.mockup-left .source-section{border-top:0;border-bottom:1px solid var(--line)}.artboard-list{grid-row:2}}

/* Color controls expand directly beneath their swatch, without native popovers. */
.color-field{display:flex;flex-direction:column;gap:8px;min-width:0}
.color-field > span{font-size:12px;color:var(--muted)}
.color-toggle{display:flex;align-items:center;gap:10px;width:100%;min-height:36px;padding:7px 10px;font-size:11px;font-weight:400}
.color-toggle > span:last-child{margin-left:auto;color:#888}
.color-toggle[aria-expanded=true]{border-color:var(--accent)}
.color-swatch{display:block;width:24px;height:20px;border:1px solid #0002;border-radius:4px}
.color-panel{margin-top:8px;padding:12px;border:1px solid var(--line);border-radius:8px;background:#fafafa;display:flex;flex-direction:column;gap:12px}
.color-palette{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}
.color-palette button{min-height:24px;height:24px;padding:0;border:1px solid #0002;border-radius:4px}
.color-palette button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.color-panel label{display:flex;flex-direction:column;gap:6px}
.color-panel label > span{font-size:10px;color:#777}
.color-panel input[type=text]{height:32px;font-size:12px;font-family:ui-monospace,monospace}
.color-panel input[aria-invalid=true]{border-color:#c33}
.color-panel input[type=range]{width:100%;min-width:0}

/* Template families remain navigable independently of export selection. */
.artboard-group{border-top:1px solid var(--line);margin:6px 0 14px}
.artboard-group > summary{display:flex;align-items:center;gap:7px;list-style:none;padding:13px 5px 9px;font-size:11px;font-weight:600;cursor:pointer;line-height:1.5}
.artboard-group > summary::-webkit-details-marker{display:none}
.artboard-group > summary::before{content:'▸';color:#999;font-size:10px}
.artboard-group[open] > summary::before{transform:rotate(90deg)}
.artboard-group > summary span:last-child{margin-left:auto;color:#999;font-size:10px;font-weight:400}
.group-actions{display:flex;align-items:center;justify-content:space-between;padding:0 5px 7px;font-size:9px;color:#999}
.group-actions button{min-height:23px;font-size:10px;border:0;padding:2px 6px;color:#777}
.overview-group{margin-bottom:30px}
.overview-group > h3{font-size:12px;margin:0 0 15px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.brand-section input[type=number]{height:34px;font-size:12px}
@media(max-width:760px){.artboard-list{display:block;max-height:260px}.artboard-group[open] > div:last-child{display:flex;overflow-x:auto}.artboard-group > summary{padding:8px}.artboard-group{margin:0 0 6px}.group-actions{justify-content:flex-start;gap:12px}.artboard-item{flex-shrink:0}}