.logo-preview-box {
  width: 84px; height: 84px; border-radius: 14px; flex-shrink: 0;
  background: #f9fafb; border: 1px dashed #e5e7eb;
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.logo-preview-vacio { font-size: .65rem; font-weight: 600; color: #9ca3af; text-align: center; padding: 0 6px; }
.logo-preview-box img { width: 100%; height: 100%; object-fit: cover; }