*{box-sizing:border-box}
body{margin:0;min-height:100vh;display:grid;place-items:center;background:#F3F4F6;color:#16181D;font-family:'Pretendard Variable',Pretendard,system-ui,sans-serif;padding:24px}
form{width:100%;max-width:380px;background:#fff;border-radius:26px;padding:32px;display:flex;flex-direction:column;gap:10px;box-shadow:0 0 0 1px rgba(22,24,29,.05),0 30px 60px -36px rgba(22,24,29,.3)}
h1{margin:0;font-size:28px;letter-spacing:-.02em}
p{margin:0 0 8px;color:#5A606C;font-size:14px;line-height:1.55}
label{font-size:14px;font-weight:600}
input{font:inherit;font-size:18px;letter-spacing:.2em;height:52px;padding:0 16px;border:0;border-radius:14px;background:#F3F4F6;box-shadow:inset 0 0 0 1px rgba(22,24,29,.08)}
input:focus{outline:2px solid #2F5BEA;outline-offset:1px}
#err{color:#B42318;min-height:20px;margin:0}
button{font:inherit;font-weight:700;height:52px;border:0;border-radius:999px;background:#16181D;color:#fff;cursor:pointer;transition:transform .4s cubic-bezier(.32,.72,0,1)}
button:active{transform:scale(.98)}
button:focus-visible{outline:2px solid #2F5BEA;outline-offset:3px}