/* ── Upload / Data Panel Drop ──────────────────────── */

/* Full-width upload block button */
.data-upload-block {
  display: block;
  width: 100%;
  padding: 8px 0;
  margin-bottom: 8px;
  background: none;
  border: 1px solid var(--border-btn);
  border-radius: 3px;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.data-upload-block:hover {
  background: var(--bg-hover);
  border-color: var(--border-btn-hover);
  color: var(--text-bright);
}

/* Drag-over highlight on data panel body */
#data-panel-body.drag-over {
  background: rgba(245, 197, 66, 0.06);
  outline: 2px dashed var(--accent-yellow);
  outline-offset: -2px;
  border-radius: 6px;
}