*{box-sizing:border-box}body{margin:0;background:#142d43;color:#203344;font:16px Arial,sans-serif;min-height:100vh;display:grid;place-items:center;padding:24px}main{width:min(100%,440px);background:#fff;border-radius:16px;padding:32px}.brand{color:#247562;font-size:24px;font-weight:800}h1{font-size:25px;margin:24px 0 12px}p{color:#526a7c;line-height:1.5}form{display:grid;gap:10px}label{font-size:14px;font-weight:bold;margin-top:8px}input,button{font:inherit;border-radius:8px;padding:13px}input{border:1px solid #a5b8c4;width:100%}button{border:0;background:#247562;color:white;cursor:pointer}button:disabled{opacity:.6}#error{color:#a53d29;margin:0;min-height:24px}