@keyframes messageAppear{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-messageAppear{animation:messageAppear .3s ease-out forwards}.custom-scrollbar::-webkit-scrollbar{width:6px}.custom-scrollbar::-webkit-scrollbar-track{background:#f1f1f1;border-radius:3px}.custom-scrollbar::-webkit-scrollbar-thumb{background:#888;border-radius:3px}.custom-scrollbar::-webkit-scrollbar-thumb:hover{background:#555}.typing-indicator{display:flex;gap:4px;padding:4px 8px}.typing-indicator span{width:8px;height:8px;background:#666;border-radius:50%;animation:typing 1s ease-in-out infinite}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}