:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color:#213547;background-color:#fff}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center;width:100%}.voice-agent{display:flex;flex-direction:column;align-items:center;gap:1rem}.status{font-size:1.25rem;color:#666}button{padding:.75rem 1.5rem;font-size:1rem;font-weight:500;border:none;border-radius:8px;background-color:#1a73e8;color:#fff;cursor:pointer;transition:background-color .2s}button:hover{background-color:#1557b0}button:disabled{background-color:#ccc;cursor:not-allowed}