.app-toast{position:fixed;bottom:16px;left:50%;transform:translate(-50%) translateY(16px);background:#12181ef2;border:1px solid var(--color-bg-dark-4);color:var(--color-text-white);padding:10px 14px;border-radius:var(--border-radius);font-size:.875rem;opacity:0;pointer-events:none;transition:opacity var(--transition-fast),transform var(--transition-fast);z-index:calc(var(--z-modal) + 100);max-width:min(90vw,420px)}.app-toast[data-kind=error]{border-color:var(--color-error)}.app-toast--visible{opacity:1;transform:translate(-50%) translateY(0)}