@keyframes mock-sweep{0%{transform:translate(0)}to{transform:translateX(var(--track-w))}}.mock-playhead{animation:mock-sweep var(--sweep-s) linear infinite}@keyframes mock-msg-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.mock-chat-msg{animation:.42s both mock-msg-in}@media (prefers-reduced-motion:reduce){.mock-playhead,.mock-chat-msg{animation:none}}