.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(16px);
  min-width: 200px;
  max-width: calc(100% - 32px);
  padding: 14px 22px;
  border-radius: 12px;
  background: var(--success);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  text-align: center;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.28);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.16s ease, transform 0.16s ease;
  z-index: 1000;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.toast.warn {
  background: var(--warning);
}
.toast.error {
  background: var(--danger);
}