.file-panel .card-header {
  background-color: #f8f9fa;
}

.dropzone-zone {
  display: block;
  width: 100%;
  margin-bottom: 0;
  border: 2px dashed #b6b6b6;
  border-radius: 8px;
  padding: 1.5rem;
  text-align: center;
  color: #6c757d;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.dropzone-zone:hover {
  border-color: #6c757d;
}

.dropzone-dragover {
  border-color: #0d6efd;
  background-color: #e7f1ff;
  color: #0d6efd;
}

.dropzone-progress-row {
  margin-top: 0.5rem;
}

.dropzone-filename {
  font-size: 0.8rem;
  color: #495057;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}