*{box-sizing:border-box}
body{margin:0;min-height:100vh;display:grid;place-items:center;background:#f3f6f8;color:#14324A;font:16px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif}
main{width:min(420px,calc(100vw - 32px));background:#fff;border:1px solid #cfd8e0;border-radius:14px;padding:28px}
h1{margin:0 0 8px;font-size:22px}
p{margin:0 0 16px}
form{display:grid;gap:12px}
label{display:grid;gap:6px;font-weight:600}
input{font:inherit;padding:10px 12px;border:1px solid #9fb0bd;border-radius:8px}
button{font:inherit;font-weight:600;padding:11px 14px;border:0;border-radius:8px;background:#14324A;color:#fff;cursor:pointer}
button.second{background:#e8eef3;color:#14324A}
button:disabled{opacity:.5;cursor:default}
#say{min-height:24px;margin:14px 0 0;color:#0b6b3a}
#say.bad{color:#b00020}
[hidden]{display:none}