.toast-stack {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 100;
  display: grid;
  gap: 10px;
}

.toast {
  min-width: 300px;
  max-width: 420px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  color: white;
  box-shadow: var(--shadow);
}

.toast-success {
  background: rgba(34, 197, 94, 0.88);
}

.toast-error {
  background: rgba(239, 68, 68, 0.9);
}

.toast-info {
  background: rgba(59, 130, 246, 0.9);
}