.custom-toast {
  position: fixed;
  top: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  min-width: 200px;
  max-width: 90vw;
  padding: 16px 32px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: bold;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  text-align: center;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.toast-success {
  background: #27ae60;
  color: #fff;
}

.toast-error {
  background: #e74c3c;
  color: #fff;
}