.css-draggable-column th {
  position: relative;
  box-sizing: border-box; 
  transition: background-color 0.1s;
}

.css-draggable-column th[draggable="true"] {
  cursor: move;
}

.css-draggable-column th.draggable-column-fixed {
  cursor: not-allowed;
  background-color: #f4f4f4;
  color: #999;
}

.css-draggable-column th.dragging-column {
  opacity: 0.4;
  background-color: #e9e9e9;
  border: 1px dashed #777;
}

/* Indicadores dinámicos */
.css-draggable-column th.drop-target-left {
  border-left: 4px solid #007bff !important;
  background-color: rgba(0, 123, 255, 0.05);
}

.css-draggable-column th.drop-target-right {
  border-right: 4px solid #007bff !important;
  background-color: rgba(0, 123, 255, 0.05);
}