/* Loader overlay on top of page */
.loader-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.0); /* fully transparent */
  z-index: 9999;
}

/* Spinner */
.loader-spinner {
  width: 3.5rem;
  height: 3.5rem;
  border: 4px solid #ccc;
  border-top-color: #007bff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-top: 1rem;
}

/* Text above spinner */
.loader-text {
  font-size: 18px;
  font-weight: 600;
  animation: pulse 1.2s infinite;
}

/* Animations */
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes pulse {
  0% { opacity: 0.4; }
  50% { opacity: 1; }
  100% { opacity: 0.4; }
}