.chatbot-button{position:fixed;bottom:48px;right:12px;width:56px;height:56px;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(102,126,234,.4);transition:all .3s cubic-bezier(.175,.885,.32,1.275);z-index:3}.chatbot-button:hover{transform:scale(1.1);box-shadow:0 6px 20px rgba(102,126,234,.6)}.chatbot-button:active{transform:scale(.95)}.chatbot-icon{width:24px;height:24px;color:white;transition:transform .2s ease}.chatbot-button:hover .chatbot-icon{transform:rotate(5deg)}@media (max-width:768px){.chatbot-button{width:48px;height:48px}.chatbot-icon{width:20px;height:20px}}.chatbot-overlay{position:fixed;bottom:0;right:0;width:auto;height:auto;background:transparent;display:flex;align-items:flex-end;justify-content:flex-end;z-index:4;padding:0}.chatbot-container{width:100%;max-width:480px;height:600px;background:white;border-radius:16px;box-shadow:0 20px 40px rgba(0,0,0,.1);display:flex;flex-direction:column;overflow:hidden;animation:chatbotSlideIn .3s cubic-bezier(.175,.885,.32,1.275)}@keyframes chatbotSlideIn{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.chatbot-header{background:linear-gradient(135deg,#667eea,#764ba2);color:white;padding:20px;display:flex;align-items:center;justify-content:space-between}.chatbot-header-content{display:flex;align-items:center;gap:12px}.chatbot-avatar{width:40px;height:40px;background:rgba(255,255,255,.2);border-radius:50%;display:flex;align-items:center;justify-content:center}.chatbot-avatar svg{width:20px;height:20px}.chatbot-title h3{margin:0;font-size:18px;font-weight:600}.chatbot-title p{margin:0;font-size:12px;opacity:.8}.chatbot-close-button{background:none;border:none;color:white;cursor:pointer;padding:8px;border-radius:50%;transition:background-color .2s ease}.chatbot-close-button:hover{background:rgba(255,255,255,.2)}.chatbot-close-button svg{width:20px;height:20px}.chatbot-messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:16px}.chatbot-messages::-webkit-scrollbar{width:6px}.chatbot-messages::-webkit-scrollbar-track{background:#f1f1f1}.chatbot-messages::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}.chatbot-messages::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.message{display:flex;align-items:flex-start;gap:8px}.message-user{flex-direction:row-reverse}.message-content{max-width:80%;padding:12px 16px;border-radius:18px;position:relative}.message-user .message-content{background:linear-gradient(135deg,#667eea,#764ba2);color:white;border-bottom-right-radius:6px}.message-assistant .message-content{background:#f3f4f6;color:#374151;border-bottom-left-radius:6px}.message-content p{margin:0;line-height:1.5;word-wrap:break-word}.message-time{font-size:10px;opacity:.7;margin-top:4px;display:block}.typing-indicator{display:flex;gap:4px;align-items:center;padding:8px 0}.typing-dot{width:8px;height:8px;background:#9ca3af;border-radius:50%;animation:typingAnimation 1.4s ease-in-out infinite}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typingAnimation{0%,80%,to{transform:scale(1);opacity:.5}40%{transform:scale(1.2);opacity:1}}.chatbot-input-container{padding:20px;background:#f9fafb;border-top:1px solid #e5e7eb;display:flex;gap:12px;align-items:center;flex-direction:column}.chat-limit-notice{width:100%;background:#fef3c7;border:1px solid #f59e0b;border-radius:8px;padding:12px 16px;margin-bottom:8px}.chat-limit-notice p{margin:0;font-size:14px;color:#92400e;text-align:center}.chatbot-input-container>div:last-child{display:flex;gap:12px;align-items:center;width:100%}.chatbot-input{flex:1;padding:12px 16px;border:2px solid #e5e7eb;border-radius:24px;font-size:14px;outline:none;transition:border-color .2s ease;background:white}.chatbot-input:focus{border-color:#667eea}.chatbot-input:disabled{background:#f3f4f6;color:#9ca3af;cursor:not-allowed}.chatbot-send-button{width:44px;height:44px;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:50%;color:white;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.chatbot-send-button:hover:not(:disabled){transform:scale(1.05);box-shadow:0 4px 12px rgba(102,126,234,.4)}.chatbot-send-button:disabled{background:#d1d5db;cursor:not-allowed;transform:none;box-shadow:none}.chatbot-send-button svg{width:20px;height:20px}@media (max-width:768px){.chatbot-overlay{width:100%}.chatbot-container{width:100%;height:50vh;border-radius:16px;max-width:none}.chatbot-input-container,.chatbot-messages{padding:16px}}