body{margin:0;font:16px/1.5 system-ui,sans-serif;background:#f4f6fb;color:#0b2d68}.gate{max-width:420px;margin:12vh auto;padding:24px;background:#fff;border-radius:12px;box-shadow:0 2px 12px #0002}
.tag{font-size:12px;letter-spacing:.04em;color:#f10d32;font-weight:600}h1{font-size:22px;margin:.2em 0 1em}label{display:block;font-weight:600;margin-bottom:6px}
input{width:100%;box-sizing:border-box;font-size:18px;padding:12px;border:1px solid #9aa7c2;border-radius:8px}button{margin-top:16px;width:100%;padding:12px;font-size:17px;background:#0b2d68;color:#fff;border:0;border-radius:8px}
.err{background:#fde7ea;color:#8a0619;padding:10px;border-radius:8px}.note{font-size:13px;color:#4a5878}a{color:#0b2d68}