.fa-spin {
  animation: fa-spin 1s infinite linear;
}

@keyframes fa-spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Form submission states */
#contactForm {
  transition: transform 0.2s ease;
}

#submitBtn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

#submitBtnLoading {
  display: none;
}

#submitBtnLoading.show {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Modal animations */
#messageModal.show {
  opacity: 1;
  visibility: visible;
}

#messageModal.show .transform {
  transform: scale(1);
}

/* Success/Error colors for modal */
.modal-success {
  border-color: #10b981;
}

.modal-error {
  border-color: #ef4444;
}

/* Pulse animation for loading */
.pulse {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}