*{box-sizing:border-box;margin:0}body{font-family:-apple-system,Roboto,sans-serif;background:#f4f4f8;color:#1a1a2e}
main{max-width:480px;margin:0 auto;padding:20px}h1{font-size:1.3rem;margin:8px 0}
.bar{display:flex;justify-content:space-between;align-items:center}.muted{color:#777;margin:8px 0 16px}
label{display:block;font-weight:600;margin:12px 0 4px}input{width:100%;padding:14px;font-size:1.1rem;border:1px solid #ccc;border-radius:10px}
button{width:100%;padding:14px;border:0;border-radius:10px;background:#1a1a2e;color:#fff;font-size:1rem;margin:12px 0;cursor:pointer}
button.sec{width:auto;background:#e8e8ef;color:#1a1a2e;padding:8px 14px}
.tile{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid #e3e3ea;border-radius:12px;padding:18px;margin:10px 0;text-decoration:none;color:#1a1a2e}
.tile .ic{font-size:26px}.tile .arr{margin-left:auto;color:#bbb;font-size:22px}.err{color:#c0392b}