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.form-row{width:100%;max-width:700px}.editor-thumbnail-section{align-items:flex-start;gap:var(--spacing-lg);margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-xl);border-bottom:1px solid var(--border-color);width:100%;max-width:700px;display:flex}.thumbnail-preview-large{border-radius:var(--radius-md);background-color:var(--bg-secondary);flex-shrink:0;width:200px;height:150px;overflow:hidden}.thumbnail-preview-large img{object-fit:cover;width:100%;height:100%}.thumbnail-placeholder{justify-content:center;align-items:center;gap:var(--spacing-xs);width:100%;height:100%;color:var(--text-tertiary);flex-direction:column;display:flex}.thumbnail-placeholder svg{width:32px;height:32px}.thumbnail-upload-btn{padding:var(--spacing-sm)var(--spacing-md);background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:var(--font-size-sm);cursor:pointer;transition:all var(--transition-fast);align-items:center;gap:var(--spacing-xs);display:flex}.thumbnail-upload-btn:hover{background-color:var(--bg-tertiary);border-color:var(--text-secondary)}.editor-right-panel{width:220px;min-width:220px;padding:var(--spacing-lg);border-left:1px solid var(--border-color);background-color:var(--bg-secondary);flex-direction:column;justify-content:flex-end;display:flex}.editor-actions{gap:var(--spacing-sm);flex-direction:column;display:flex}.editor-actions .btn{justify-content:center;width:100%}@media (max-width:900px){.product-editor{flex-direction:column}.editor-header{align-items:flex-start;gap:var(--spacing-sm);flex-direction:column}.header-progress{width:100%;max-width:none}.editor-main-panel{flex:1;min-height:0}.editor-right-panel{width:100%;min-width:unset;padding:var(--spacing-md);border-left:none;border-top:1px solid var(--border-color);flex-shrink:0}.editor-actions{flex-flow:wrap}.editor-actions .btn{flex:1;min-width:100px}.editor-thumbnail-section{flex-direction:column;align-items:center}.thumbnail-preview-large{width:100%;max-width:300px;height:200px}}@media (max-width:480px){.editor-header,.editor-form-scroll{padding:var(--spacing-md)}.editor-title{font-size:var(--font-size-lg)}.editor-actions .btn{padding:var(--spacing-sm)var(--spacing-md);font-size:var(--font-size-sm)}}