.app-toast-root {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
}

.app-toast-stack {
  position: absolute;
  top: 16px;
  right: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: min(420px, calc(100vw - 32px));
}

.app-toast {
  pointer-events: auto;
  opacity: 1;
  transform: translateX(0);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.app-toast--leaving {
  opacity: 0;
  transform: translateX(20px);
}

.app-toast wa-callout {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border-radius: var(--wa-border-radius-m, 8px);
}