: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: 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#e2e8f0;border-top:4px solid #3b82f6;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}.loading-text{color:#64748b;font-size:1rem;font-weight:500;text-align:center}.loading-dots{display:inline-block;animation:dots 1.5s infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes dots{0%,20%{content:""}40%{content:"."}60%{content:".."}80%,to{content:"..."}}.typing-indicator{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:#fff;border:1px solid #e2e8f0;border-radius:18px 18px 18px 4px;box-shadow:0 1px 3px #0000001a;max-width:70%}.typing-dots{display:flex;gap:4px}.typing-dot{width:8px;height:8px;background:#94a3b8;border-radius:50%;animation:typing 1.4s infinite ease-in-out}.typing-dot:nth-child(1){animation-delay:-.32s}.typing-dot:nth-child(2){animation-delay:-.16s}.typing-dot:nth-child(3){animation-delay:0s}@keyframes typing{0%,80%,to{transform:scale(.8);opacity:.5}40%{transform:scale(1);opacity:1}}@media (max-width: 768px){.app{margin:0;border-radius:0}.app-header{padding:1.5rem;border-radius:0}.app-header h1{font-size:2rem}.app-main{padding:1rem}.conversation{max-height:300px}.message-content{max-width:85%}.button-group{flex-direction:column}.voice-btn,.send-btn{width:100%;max-width:none}}.conversation::-webkit-scrollbar{width:6px}.conversation::-webkit-scrollbar-track{background:#f1f5f9;border-radius:3px}.conversation::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}.conversation::-webkit-scrollbar-thumb:hover{background:#94a3b8}