.history-toast{position:fixed;bottom:2rem;left:50%;transform:translate(-50%) translateY(1rem);background:#1e293bf2;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:.75rem;padding:.75rem 1.5rem;color:#fff;font-size:.875rem;font-weight:500;box-shadow:0 10px 30px #0000004d;z-index:100000;pointer-events:none;opacity:0;transition:all .2s ease}.history-toast-visible{opacity:1;transform:translate(-50%) translateY(0)}