.toast-stack {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 100000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast-item {
  min-width: 260px;
  max-width: 360px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(10, 6, 16, 0.92);
  color: #eaf5ff;
  border: 1px solid rgba(120, 202, 255, 0.32);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
  transform: translateY(-12px);
  opacity: 0;
  transition: transform 0.28s ease, opacity 0.28s ease;
}

.toast-item.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-item.success {
  border-color: rgba(71, 196, 123, 0.42);
}

.toast-item.error {
  border-color: rgba(255, 115, 115, 0.46);
}