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ease}.close-btn:hover{background:var(--bg-hover);color:var(--text-primary);transform:rotate(90deg)}.messages-container{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:20px;scrollbar-width:thin;scrollbar-color:var(--border-color) transparent}.messages-container::-webkit-scrollbar{width:6px}.messages-container::-webkit-scrollbar-track{background:transparent}.messages-container::-webkit-scrollbar-thumb{background-color:var(--border-color);border-radius:10px}.message-wrapper{display:flex;gap:12px;max-width:88%}.message-wrapper.user{flex-direction:row-reverse;align-self:flex-end}.message-icon{width:32px;height:32px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border:1px solid var(--border-color)}.assistant .message-icon{background:var(--bg-secondary);color:var(--text-primary)}.user .message-icon{background:var(--bg-primary);color:var(--text-secondary)}.message-bubble{padding:12px 16px;font-size:14.5px;line-height:1.6;white-space:pre-wrap;word-break:break-word;border-radius:16px;box-shadow:0 2px 8px var(--shadow-hover)}.assistant .message-bubble{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-color);border-top-left-radius:4px}.user .message-bubble{background:var(--accent-color);color:var(--bg-primary);border-top-right-radius:4px}.message-bubble.loading{display:flex;align-items:center;gap:10px;font-style:italic;color:var(--text-tertiary);padding:12px 18px}.animate-spin{animation:spin 1.2s cubic-bezier(.5,.1,.4,.9) infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.chat-input-area{padding:20px 24px;background:color-mix(in srgb,var(--bg-secondary) 80%,transparent);border-top:1px solid var(--border-color);display:flex;gap:12px;align-items:center}.chat-input-area input{flex:1;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:16px;padding:12px 16px;font-size:14px;color:var(--text-primary);transition:all .2s ease;outline:none;font-family:inherit}.chat-input-area input::placeholder{color:var(--text-tertiary)}.chat-input-area input:focus{border-color:var(--accent-color);box-shadow:0 0 0 2px var(--shadow-hover);background:var(--bg-primary)}.send-btn{background:var(--accent-color);color:var(--bg-primary);border:none;border-radius:14px;width:44px;height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s cubic-bezier(.25,.8,.25,1)}.send-btn:hover:not(:disabled){background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 6px 16px var(--shadow-hover)}.send-btn:active:not(:disabled){transform:translateY(0)}.send-btn:disabled{opacity:.4;cursor:not-allowed;background:var(--bg-tertiary);color:var(--text-tertiary)}@media(max-width:480px){.chatbot-container{bottom:85px}.chat-window{width:calc(100vw - 32px);height:calc(100vh - 120px);max-height:600px;bottom:90px;right:16px}}*{box-sizing:border-box}html,body{margin:0;padding:0;overflow-x:hidden}body{font-family:system-ui,-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}#root{min-height:100vh;overflow-x:hidden}