.version-preview{background:var(--surface);flex-direction:column;height:100%;min-height:0;display:flex;position:relative}.version-preview-bar{justify-content:space-between;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-bottom:1px solid var(--rule-soft);color:var(--ink-mute);flex-wrap:wrap;display:flex}.version-preview-bar button,.version-reader-notice button{padding:var(--space-1) var(--space-3);border:1px solid var(--rule);border-radius:var(--r-chip);background:var(--surface);color:var(--ink)}.version-preview-bar button:hover:not(:disabled){background:var(--bed)}.version-preview-bar button:disabled{opacity:.5;cursor:default}.version-preview-message,.version-reader-notice{padding:var(--space-3) var(--space-4);margin:0}.version-preview-frame{border:0;flex:1;width:100%;min-height:0}.version-reader{border:0;min-width:0;height:100%;margin:0;padding:0}.version-reader>section{height:100%}.version-reader :is(button,input,select,textarea):disabled{cursor:default}.version-reader :is(.ribbon,.sheets-file-tab-wrap,.ask-eevee){pointer-events:none}.version-reader .ask-eevee{visibility:hidden}