.fc-glb-viewer canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.fc-glb-ui {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 8px;
  z-index: 5;
}

.fc-glb-btn {
  appearance: none;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(4,60,85,0.45);
  color: #fff;
  font: 600 13px/1.2 system-ui, -apple-system, Segoe UI, Roboto, Arial;
  padding: 8px 10px;
  border-radius: 999px;
  cursor: pointer;
  user-select: none;
}

.fc-glb-btn:hover {
  background: rgba(0,0,0,0.62);
}

.fc-glb-status {
  position: absolute;
  left: 12px;
  bottom: 12px;
  z-index: 5;
  color: rgba(255,255,255,0.9);
  font: 500 13px/1.2 system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background: rgba(0,0,0,0.35);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 8px 10px;
  border-radius: 10px;
  max-width: 70%;
  display: none;
}