*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh}.app{max-width:1200px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;padding:20px}.header{text-align:center;color:#fff;padding:20px;margin-bottom:20px}.header h1{font-size:2.5rem;margin-bottom:10px;text-shadow:2px 2px 4px rgba(0,0,0,.2)}.header p{font-size:1.1rem;opacity:.9}.chat-container{flex:1;background:#fff;border-radius:20px;box-shadow:0 10px 40px #0003;display:flex;flex-direction:column;overflow:hidden;max-height:calc(100vh - 250px)}.messages{flex:1;overflow-y:auto;padding:30px;display:flex;flex-direction:column;gap:20px}.messages::-webkit-scrollbar{width:8px}.messages::-webkit-scrollbar-track{background:#f1f1f1}.messages::-webkit-scrollbar-thumb{background:#888;border-radius:4px}.messages::-webkit-scrollbar-thumb:hover{background:#555}.message{display:flex;gap:15px;animation:slideIn .3s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.user-message{flex-direction:row-reverse}.message-avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;flex-shrink:0}.user-message .message-avatar{background:linear-gradient(135deg,#667eea,#764ba2)}.assistant-message .message-avatar{background:linear-gradient(135deg,#f093fb,#f5576c)}.message-content{flex:1;max-width:70%}.message-text{background:#f5f5f5;padding:15px 20px;border-radius:18px;line-height:1.6;white-space:pre-wrap;word-wrap:break-word}.user-message .message-text{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.assistant-message .message-text{background:#f5f5f5;color:#333}.typing-indicator{display:flex;gap:5px;padding:15px 20px}.typing-indicator span{width:8px;height:8px;border-radius:50%;background:#999;animation:typing 1.4s infinite}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{transform:translateY(0);opacity:.7}30%{transform:translateY(-10px);opacity:1}}.input-form{display:flex;gap:10px;padding:20px;background:#f8f8f8;border-top:1px solid #e0e0e0}.input-form textarea{flex:1;padding:15px 20px;border:2px solid #e0e0e0;border-radius:25px;font-size:1rem;font-family:inherit;resize:none;outline:none;transition:border-color .3s;max-height:120px}.input-form textarea:focus{border-color:#667eea}.input-form textarea:disabled{background:#f5f5f5;cursor:not-allowed}.input-form button{width:50px;height:50px;border:none;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-size:1.5rem;cursor:pointer;transition:transform .2s,box-shadow .2s;display:flex;align-items:center;justify-content:center}.input-form button:hover:not(:disabled){transform:scale(1.05);box-shadow:0 5px 15px #667eea66}.input-form button:active:not(:disabled){transform:scale(.95)}.input-form button:disabled{opacity:.5;cursor:not-allowed}.footer{text-align:center;color:#fff;padding:20px;font-size:.9rem;opacity:.8}@media (max-width: 768px){.app{padding:10px}.header h1{font-size:1.8rem}.message-content{max-width:85%}.chat-container{max-height:calc(100vh - 200px)}}:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{width:100%}