*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 30% 5%,#223d59,#081524 70%);color:#e7eef8;font:16px system-ui;display:grid;place-items:center;padding:20px}main{width:min(420px,100%);padding:36px;border:1px solid #36506c;border-radius:20px;background:#101e30;box-shadow:0 18px 55px #0005}.logo{font-weight:900;font-size:34px;background:#f59e0b;color:#172335;border-radius:14px;width:64px;height:64px;display:grid;place-items:center}h1{margin-bottom:4px}p,small{color:#a9bbd0}label{display:block;margin:18px 0;color:#d6e1ee}input{display:block;margin-top:7px;width:100%;background:#1b3048;color:white;border:1px solid #52708f;border-radius:10px;padding:14px;font-size:16px}button{width:100%;padding:15px;background:#f59e0b;border:0;border-radius:10px;font-weight:800;cursor:pointer}#error{color:#fda4af;min-height:1em}