.advanced-preview [data-design-preview-region]{position:relative;isolation:isolate;cursor:pointer}
.advanced-preview__image-layer{position:absolute;inset:0;z-index:0;display:block;contain:paint;pointer-events:none;transform-origin:center;touch-action:none}
.advanced-preview__image-layer[data-layer="background"]{z-index:0}.advanced-preview__image-layer[data-layer="behind"]{z-index:1}.advanced-preview__image-layer[data-layer="front"]{z-index:3}
.advanced-preview [data-design-preview-region].is-design-selected{outline:2px dashed var(--xb-accent);outline-offset:3px}
.advanced-preview [data-design-preview-region].is-design-selected::after{position:absolute;z-index:4;top:-9px;left:8px;padding:2px 6px;border-radius:6px;color:var(--xb-button-text);background:var(--xb-button-bg);font-size:8px;line-height:1.4;content:attr(data-design-label);pointer-events:none}
.advanced-preview [data-design-preview-region]>:not(.advanced-preview__image-layer){position:relative;z-index:2}
.advanced-editor__properties details{margin:9px 0;padding:9px;border:1px solid var(--xb-border-color);border-radius:10px}.advanced-editor__properties summary{padding:4px;color:var(--xb-card-text);font-size:11px;font-weight:700;cursor:pointer}
.advanced-editor__properties details label{display:grid;grid-template-columns:minmax(90px,1fr) minmax(90px,1.5fr) 68px auto;gap:7px;align-items:center;margin:9px 0;color:var(--xb-card-muted);font-size:9px}.advanced-editor__properties details label>input[type=text],.advanced-editor__properties details label>select{grid-column:2/-1}.advanced-editor__properties input[type=range]{min-height:24px;padding:0}.advanced-editor__properties .design-value-input{width:68px;min-height:30px;text-align:right}.advanced-editor__properties output{min-width:42px;color:var(--xb-card-text);font-variant-numeric:tabular-nums;text-align:right}
.design-scale-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}.design-scale-actions button,.advanced-editor__properties>button{padding:7px;border:1px solid var(--xb-border-color);border-radius:8px;color:var(--xb-card-text);background:var(--xb-input-bg)}
.design-current-asset{display:flex;gap:8px;align-items:center;min-height:56px;margin:7px 0;padding:7px;border:1px solid var(--xb-border-color);border-radius:10px;color:var(--xb-card-muted);font-size:9px}.design-current-asset img{width:48px;height:48px;border-radius:8px;object-fit:cover}
.design-asset-picker{width:min(92vw,720px);padding:14px;border:1px solid var(--xb-border-color);border-radius:18px;color:var(--xb-card-text);background:var(--xb-card-bg)}.design-asset-picker::backdrop{background:rgba(12,16,24,.58)}.design-asset-picker header{display:flex;align-items:center;justify-content:space-between}.design-asset-filters{display:flex;flex-wrap:wrap;gap:5px;margin:10px 0}.design-asset-filters button,.design-asset-picker header button{padding:7px;border:1px solid var(--xb-border-color);border-radius:8px;color:var(--xb-card-text);background:var(--xb-input-bg)}
.design-asset-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:9px;max-height:62vh;overflow:auto}.design-asset-choice{display:grid;gap:6px;padding:7px;border:1px solid var(--xb-border-color);border-radius:11px;color:var(--xb-card-text);background:var(--xb-input-bg);font-size:9px;text-align:left}.design-asset-choice.is-active{outline:2px solid var(--xb-accent)}.design-asset-choice img{width:100%;height:92px;border-radius:8px;object-fit:contain;background:color-mix(in srgb,var(--xb-page-bg) 75%,transparent)}
@media(max-width:620px){.advanced-editor__properties details label{grid-template-columns:1fr 64px}.advanced-editor__properties details label>input[type=text],.advanced-editor__properties details label>select{grid-column:1/-1}}
.design-asset-sources,.design-asset-tools{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}.design-asset-tools label{display:grid;gap:3px;color:var(--xb-card-muted);font-size:9px}.design-asset-tools input,.design-asset-tools select,.design-asset-sources button,.design-url-import input{padding:7px;border:1px solid var(--xb-border-color);border-radius:8px;color:var(--xb-card-text);background:var(--xb-input-bg)}.design-asset-choice{display:grid;grid-template-columns:1fr auto;gap:5px}.design-asset-thumb{grid-column:1/-1;width:100%;height:112px;padding:0;overflow:hidden;border:0;border-radius:8px}.design-asset-thumb img{width:100%;height:100%;object-fit:contain}.design-asset-choice>small{grid-column:1/-1;color:var(--xb-card-muted);font-size:8px}.design-url-import{width:min(92vw,560px);padding:16px;border:1px solid var(--xb-border-color);border-radius:16px;color:var(--xb-card-text);background:var(--xb-card-bg)}.design-url-import header{display:flex;justify-content:space-between}.design-url-import>label{display:grid;gap:5px;margin:10px 0}.design-url-preview{display:grid;min-height:180px;place-items:center;overflow:hidden;border-radius:12px}.design-url-preview img{width:100%;max-height:50vh;object-fit:contain}.design-url-import dl>div{display:grid;grid-template-columns:80px 1fr}.design-url-import dd{margin:0}.design-image-status{margin:5px 0}