*{box-sizing:border-box}body{margin:0;font-family:Arial,'Noto Sans KR',sans-serif;background:#f3f5f8;color:#151922}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(420px,100%);background:#fff;border:1px solid #e1e6ee;border-radius:22px;padding:34px;box-shadow:0 18px 55px rgba(29,39,55,.12)}.logo{width:52px;height:52px;border-radius:14px;background:#ef3e36;color:#fff;display:grid;place-items:center;font-weight:800}.login-card h1{margin:18px 0 6px}.login-card p{color:#697386;margin:0 0 26px}.login-card label{display:grid;gap:8px;font-weight:700;margin:14px 0}.login-card input{height:48px;border:1px solid #cfd6df;border-radius:10px;padding:0 14px;font-size:16px}.login-card button{width:100%;height:50px;border:0;border-radius:10px;background:#ef3e36;color:#fff;font-weight:800;font-size:16px;margin-top:10px;cursor:pointer}#loginMessage{min-height:24px;margin-top:14px;color:#c62828}.login-card small{display:block;margin-top:18px;color:#7b8492}