.flash {
  position: fixed;
  top: var(--space-6, 1.5rem);
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  pointer-events: none;
  animation: flash-appear-and-fade 4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.flash__inner {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: var(--space-3, 0.75rem);
  padding: var(--space-3, 0.75rem) var(--space-6, 1.5rem);
  background-color: var(--color-surface);
  color: var(--color-fg);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-xl, 14px);
  border: 1px solid var(--color-border);
  box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.05), 0 4px 6px -4px rgb(0 0 0 / 0.05);
  backdrop-filter: blur(8px);
}

@keyframes flash-appear-and-fade {
  0% {
    opacity: 0;
    transform: translate(-50%, -1rem) scale(0.95);
  }
  8% {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
  92% {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -1rem) scale(0.95);
  }
}