:root{font-family: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}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.chat-container{display:flex;flex-direction:column;height:80vh;justify-content:space-between}.chat-history{flex-grow:1;overflow-y:auto;border:1px solid #ccc;border-radius:8px;padding:1rem;margin-bottom:1rem;display:flex;flex-direction:column;gap:10px}.message{padding:10px;border-radius:10px;max-width:70%;text-align:left}.message.user{align-self:flex-end;background-color:#007bff;color:#fff}.message.assistant{align-self:flex-start;background-color:#f1f1f1;color:#000}.message.system{align-self:center;background-color:#e0e0e0;color:#555;font-size:.8em}.controls button{font-size:1.2em;padding:10px 20px;border-radius:20px;border:none;background-color:#28a745;color:#fff;cursor:pointer}.controls button.recording{background-color:#dc3545;animation:pulse 1.5s infinite}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.voice-selector{margin-bottom:1rem}.voice-selector label{font-weight:700;color:#555}.voice-selector select{padding:8px 12px;border-radius:20px;font-size:1rem;margin-left:10px;border:1px solid #ccc;background-color:#fff;cursor:pointer}.voice-selector select:hover{border-color:#007bff}