body{font-family:system-ui,sans-serif;background:#edf2f7;color:#152438;margin:0}main{max-width:640px;margin:auto;padding:24px}h1{font-size:30px}label{display:block;margin:20px 0 8px}input,textarea,button{font:inherit;box-sizing:border-box}input[type=password],textarea{width:100%;padding:14px;border:1px solid #93a4b6;border-radius:10px;background:white}button{padding:14px 18px;margin:8px 8px 4px 0;border:0;border-radius:10px;background:#175d9c;color:white;cursor:pointer}button:disabled{opacity:.5}.check{display:flex;gap:10px}#answer{white-space:pre-wrap;background:white;padding:20px;border-radius:12px;min-height:70px}.note{font-size:13px;line-height:1.7;color:#465568}#status{min-height:2em}