body{font:18px/1.55 system-ui,sans-serif;background:#f4f5f7;color:#202936;margin:0;padding:2rem}main{max-width:740px;margin:auto;background:white;padding:2rem;border-radius:16px}h1{font-size:2rem}button{font:inherit;padding:.7rem 1rem;margin:.3rem;border:1px solid #506781;border-radius:8px;background:#e8f0fa;color:#202936}button:disabled{opacity:.5}#status{padding:1rem;background:#f0f4f8;border-radius:8px}