*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f5f5f5}#root{width:100%;min-height:100vh}.chat-container{display:flex;flex-direction:column;height:100vh;max-width:600px;margin:0 auto;background-color:#fff;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif}.chat-header{display:flex;align-items:center;padding:16px 20px;background-color:#fff;border-bottom:1px solid #e5e5e5}.chat-logo{width:32px;height:32px;object-fit:contain;margin-right:12px}.chat-title{font-size:16px;font-weight:600;color:#1a1a1a;flex:1}.lang-toggle{padding:6px 12px;border:1px solid #0066cc;border-radius:16px;background-color:#fff;color:#06c;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease;margin-left:auto}.lang-toggle:hover{background-color:#06c;color:#fff}.chat-messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:12px;background-color:#fafafa}.message{max-width:80%;padding:12px 16px;border-radius:16px;font-size:14px;line-height:1.5;word-wrap:break-word}.message.bot{align-self:flex-start;background-color:#fff;color:#1a1a1a;border:1px solid #e5e5e5;border-bottom-left-radius:4px}.message.user{align-self:flex-end;background-color:#06c;color:#fff;border-bottom-right-radius:4px}.message-image{display:block;max-width:100%;border-radius:8px;margin-top:10px}.message.typing{display:flex;gap:4px;padding:16px 20px}.message.typing .dot{width:8px;height:8px;background-color:#999;border-radius:50%;animation:typing 1.4s infinite ease-in-out both}.message.typing .dot:nth-child(1){animation-delay:-.32s}.message.typing .dot:nth-child(2){animation-delay:-.16s}@keyframes typing{0%,80%,to{transform:scale(.6);opacity:.5}40%{transform:scale(1);opacity:1}}.quick-replies{display:flex;gap:8px;padding:12px 20px;flex-wrap:wrap;background-color:#fafafa;border-top:1px solid #e5e5e5}.quick-reply-btn{padding:8px 16px;border:1px solid #0066cc;border-radius:20px;background-color:#fff;color:#06c;font-size:14px;cursor:pointer;transition:all .2s ease}.quick-reply-btn:hover{background-color:#06c;color:#fff}.chat-input-form{display:flex;gap:12px;padding:16px 20px;background-color:#fff;border-top:1px solid #e5e5e5}.chat-input{flex:1;padding:12px 16px;border:1px solid #e5e5e5;border-radius:24px;font-size:14px;outline:none;transition:border-color .2s ease}.chat-input:focus{border-color:#06c}.chat-input::placeholder{color:#999}.chat-input:disabled{background-color:#f5f5f5;cursor:not-allowed}.send-btn{padding:12px 24px;border:none;border-radius:24px;background-color:#06c;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:background-color .2s ease}.send-btn:hover{background-color:#0052a3}.send-btn:disabled{background-color:#ccc;cursor:not-allowed}@media (max-width: 480px){.chat-container{max-width:100%}.message{max-width:90%}.quick-replies{padding:10px 16px}.chat-input-form{padding:12px 16px}}.app{width:100%;min-height:100vh}