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1rem}.version-item-reason{font-size:.8125rem;color:var(--color-text-secondary);margin-bottom:.5rem}.version-item-user{font-size:.75rem;color:var(--color-text-muted);display:flex;align-items:center;gap:.35rem}@media(max-width:1024px){.version-compare-split{grid-template-columns:1fr}}.confirm-modal-overlay{position:fixed;inset:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .15s ease-out}.confirm-modal{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg),0 0 40px #00000026;width:90%;max-width:440px;overflow:hidden;animation:slideUp .2s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.confirm-modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;border-bottom:1px solid var(--color-border)}.confirm-modal-title{display:flex;align-items:center;gap:.75rem}.confirm-modal-title h3{margin:0;font-size:1.125rem;font-weight:600;color:var(--color-text)}.confirm-modal-close{background:transparent;border:none;cursor:pointer;padding:.5rem;color:var(--color-text-muted);border-radius:var(--radius-sm);transition:all .15s ease;display:flex;align-items:center;justify-content:center}.confirm-modal-close:hover{background:var(--color-surface-hover);color:var(--color-text)}.confirm-modal-close:disabled{opacity:.5;cursor:not-allowed}.confirm-modal-body{padding:1.5rem}.confirm-modal-body p{margin:0;color:var(--color-text-secondary);line-height:1.6}.confirm-modal-footer{display:flex;justify-content:flex-end;gap:.75rem;padding:1rem 1.5rem;border-top:1px solid var(--color-border);background:var(--color-bg)}.btn-danger{background:var(--color-error);color:#fff;border:1px solid var(--color-error)}.btn-danger:hover{background:#dc2626;border-color:#dc2626}.btn-warning{background:var(--color-warning);color:#fff;border:1px solid var(--color-warning)}.btn-warning:hover{background:#d97706;border-color:#d97706}.preview-toolbar{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:var(--color-surface);border-bottom:1px solid var(--color-border);border-radius:var(--radius-md) var(--radius-md) 0 0}.preview-toolbar-group{display:flex;align-items:center;gap:.25rem}.preview-toolbar-divider{width:1px;height:24px;background:var(--color-border);margin:0 .25rem}.preview-zoom-info{min-width:45px;text-align:center;font-size:.75rem;font-weight:500;color:var(--color-text-secondary);cursor:pointer;padding:.25rem;border-radius:var(--radius-sm);transition:var(--transition-fast)}.preview-zoom-info:hover{background:var(--color-surface-hover);color:var(--color-text)}.preview-page-info{font-size:.8125rem;color:var(--color-text-secondary);padding:0 .5rem;white-space:nowrap}.preview-image-container{overflow:auto;flex:1;background:var(--color-bg);display:flex;justify-content:center;align-items:flex-start;padding:1rem}.preview-image-container.zoomable{cursor:grab}.preview-image-container.dragging{cursor:grabbing!important;-webkit-user-select:none;user-select:none}.preview-image{max-width:100%;height:auto;box-shadow:var(--shadow-md);border-radius:var(--radius-sm);transition:transform .1s ease}.preview-container.fullscreen{position:fixed;inset:0;z-index:1000;background:var(--color-bg);border-radius:0;display:flex;flex-direction:column}.preview-container.fullscreen .preview-image-container{flex:1;height:calc(100vh - 120px)}.preview-fullscreen-close{position:fixed;top:1rem;right:1rem;z-index:1001;width:40px;height:40px;background:#000000b3;color:#fff;border:none;border-radius:50%;cursor:pointer;font-size:1.25rem;display:flex;align-items:center;justify-content:center;transition:var(--transition-fast)}.preview-fullscreen-close:hover{background:#000000e6;transform:scale(1.1)}.btn-icon{background:transparent;border:none;width:32px;height:32px;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--color-text-secondary);transition:var(--transition-fast)}.btn-icon:hover:not(:disabled){background:var(--color-surface-hover);color:var(--color-text)}.btn-icon:disabled{opacity:.4;cursor:not-allowed}.btn-icon:active:not(:disabled){transform:scale(.95)}