.container{max-width:800px;margin:0 auto;padding:20px;font-family:Arial,sans-serif}.input-section{margin:30px 0;display:flex;gap:10px}.input-field{flex:1;padding:12px;border:1px solid #ddd;border-radius:6px;font-size:16px}.send-btn{padding:12px 24px;background:#007acc;color:#fff;border:none;border-radius:6px;cursor:pointer}.send-btn:disabled{background:#ccc;cursor:not-allowed}.loading{color:#007acc;font-style:italic;margin:20px 0}.response{background:#f5f5f5;padding:20px;border-radius:6px;margin:20px 0}.error{color:#d32f2f;background:#ffebee;padding:15px;border-radius:6px;margin:20px 0}.status{margin-top:30px;padding:15px;background:#e8f5e8;border-radius:6px;color:#2e7d32}