#loading-spinner-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  backdrop-filter: blur(6px);
  background-color: rgba(255, 255, 255, 0.4);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  pointer-events: none;
}

.spinner {
  border: 6px solid #f3f3f3;
  border-top: 6px solid #3498db;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}