:root{--accent:#007da5;--border-color:var(--line);--text-main:var(--ink);--text-muted:var(--muted);--bg-surface:var(--surface)}.editor-intro:before{background-image:url('mockup-art-v1.png');inset:-8px -15px -25px 7%;background-size:100% auto;background-position:center;opacity:.48}[data-theme=dark] .editor-intro:before{opacity:.19}.editor-icon{background:linear-gradient(140deg,#b6b8d6,#777fa3)}.mockup-workspace{display:grid;grid-template-columns:minmax(0,1fr) 330px;border:1px solid var(--line);border-radius:10px;overflow:hidden;scroll-margin-top:105px}.preview-pane{min-width:0;background:var(--wash)}.settings-pane{border-left:1px solid var(--line);min-width:0;background:var(--surface)}.pane-heading{min-height:56px;border-bottom:1px solid var(--line);padding:14px 22px;font-size:13px;font-weight:600;display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--surface)}.pane-heading button{min-height:30px;padding:6px 10px;font-size:10px}.canvas-stage{min-height:460px;padding:24px;display:flex;justify-content:center;align-items:center;position:relative}#mockupCanvas{max-width:100%;max-height:650px;width:auto;height:auto;object-fit:contain;border-radius:4px}#mockupCanvas[hidden]{display:none}#mockupEmpty{border:1px dashed var(--line);border-radius:8px;width:100%;text-align:center;padding:100px 20px;color:var(--muted)}#mockupEmpty[hidden]{display:none}#mockupEmpty h2{font-size:26px;line-height:1.3;color:var(--ink)}#mockupEmpty p{font-size:12px}.dropzone-overlay{display:none;position:absolute;inset:18px;background:var(--surface);border:1px dashed var(--line);border-radius:8px;align-items:center;justify-content:center;font-size:18px}.dropzone-overlay.dragover{display:flex}#mockupStatus{font-size:12px;line-height:1.8;color:var(--muted);padding:0 24px 22px;margin:0}.controls-content{padding:24px;display:flex;flex-direction:column;gap:25px}.control-section{display:flex;flex-direction:column;gap:14px}.control-heading{font-size:12px;display:flex;align-items:center;gap:9px;color:var(--muted)}.control-heading svg{width:14px;height:14px}.pill-group{display:flex;gap:7px;flex-wrap:wrap}.btn-pill-opt{font-size:10px;min-height:33px;padding:7px 9px}.btn-pill-opt.active{border-color:#007da5;color:#007da5;background:var(--wash)}.gradient-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}.grad-swatch{min-height:31px;padding:0;border-radius:5px;cursor:pointer}.grad-swatch.active{outline:2px solid var(--ink);outline-offset:2px}.transparent-swatch{background:repeating-conic-gradient(#98a0aa44 0% 25%,transparent 0% 50%) 0 0/12px 12px}.slider-header{display:flex;justify-content:space-between;gap:10px;font-size:11px;color:var(--muted);margin-bottom:10px}input[type=range]{width:100%;accent-color:#777fa3}button{cursor:pointer;box-shadow:none}.site-header .theme-choice{width:78px;max-width:78px;margin:0;padding:10px 9px;font-size:11px;flex:none}@media(max-width:850px){.mockup-workspace{grid-template-columns:1fr}.settings-pane{border-left:0;border-top:1px solid var(--line)}.canvas-stage{min-height:300px;padding:18px}.editor-toolbar #filename{width:100%}.editor-intro:before{opacity:.28;background-size:auto 100%}}