.galaxy-canvas {
  cursor: default;
  display: block;
  touch-action: none;
  -ms-touch-action: none;
  overscroll-behavior: contain;
}

/* ============================================================
   Overlay label lien de parenté — taille fixe, bas-centre
   ============================================================ */

.path-label-overlay {
  position: fixed;
  bottom: 88px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 500;

  background: rgba(42, 38, 34, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 500;
  font-family: "DM Sans", system-ui, sans-serif;
  padding: 8px 20px;
  border-radius: 20px;
  white-space: nowrap;
  pointer-events: none;

  animation: pathLabelIn 0.2s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes pathLabelIn {
  from { opacity: 0; transform: translateX(-50%) translateY(6px) scale(0.95); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0)    scale(1);   }
}

@media (max-width: 768px) {
  .path-label-overlay {
    bottom: 76px;
    font-size: 13px;
  }
}