:root{--page:#F7F8F4;--surf:#fff;--line:#DFE4DA;--line-strong:#838C7E;--ink:#111A1D;--ink2:#54646A;--ink3:#5F6E74;--grn:#97D700;--grn-mark:#4A7300;--red:#A8221A;--btnink:#101A05}
@media (prefers-color-scheme:dark){:root{--page:#0E1417;--surf:#161D20;--line:#2A363B;--line-strong:#8CA0A8;--ink:#E6EDEF;--ink2:#9BACB2;--ink3:#8FA1A8;--grn-mark:#A9E22B;--red:#F58A78}}
*{box-sizing:border-box}
body{margin:0;background:var(--page);color:var(--ink);font:15px/1.45 "IBM Plex Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
main{max-width:420px;margin:10vh auto;padding:0 max(14px,env(safe-area-inset-left)) 0 max(14px,env(safe-area-inset-right))}
.card{background:var(--surf);border:1px solid var(--line);border-radius:14px;padding:22px}
.lockup{display:flex;align-items:center;gap:8px;margin-bottom:18px;font-weight:700;letter-spacing:-.02em}
.lockup img{filter:brightness(.62) saturate(1.05)}
.lockup .rule{width:1px;height:16px;background:var(--line-strong)}
.lockup i{font-style:normal;color:var(--grn-mark)}
.lockup small{font:500 10px/1 "IBM Plex Sans Condensed",inherit;letter-spacing:.09em;color:var(--ink3);margin-left:4px}
h1{font-size:22px;letter-spacing:-.03em;margin:0 0 6px}
p{color:var(--ink2);margin:0 0 16px}.muted{font-size:13px}
label{display:block;font:600 10px/1 inherit;letter-spacing:.09em;text-transform:uppercase;color:var(--ink3);margin-bottom:6px}
input{width:100%;height:48px;border:1px solid var(--line-strong);border-radius:11px;background:var(--surf);color:var(--ink);font:inherit;padding:0 12px;margin-bottom:10px}
input:focus{outline:2px solid var(--grn-mark);outline-offset:1px}
input[aria-invalid=true]{border-color:var(--red)}
.err{color:var(--red);font-size:13px;margin:-4px 0 10px}
button{width:100%;height:52px;border:0;border-radius:11px;background:var(--grn);color:var(--btnink);font:600 16px inherit;cursor:pointer}
button[disabled]{opacity:.6;cursor:default}
.linkbtn{display:inline;width:auto;height:auto;background:none;color:var(--grn-mark);font:inherit;text-decoration:underline;padding:0}