@import url("https://fonts.googleapis.com/css2?family=Source+Serif+4:opsz,wght@8..60,650&family=Public+Sans:wght@400;600&display=swap");
:root{--bg:#F2F4F1;--surface:#FFFFFF;--line:#D2D9D2;--fg:#17262A;--muted:#566764;--accent:#1E6863;--accent-ink:#FFFFFF;--accent-soft:#D5E9E5;--warn:#B0432A;--warn-soft:#F6DBD2;color-scheme:light}
@media (prefers-color-scheme:dark){:root{--bg:#0E1819;--surface:#142224;--line:#2A3E40;--fg:#E2ECE9;--muted:#93A7A3;--accent:#5CB2A8;--accent-ink:#04201D;--accent-soft:#1B3B38;--warn:#EC8768;--warn-soft:#3F2119;color-scheme:dark}}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;background:var(--bg);color:var(--fg);font:15px/1.5 "Public Sans",system-ui,-apple-system,"Segoe UI",sans-serif;display:flex;align-items:flex-start;justify-content:center;padding:48px 16px}
.card{width:100%;max-width:420px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:28px 24px}
.card.wide{max-width:640px}
.brand h1{font-family:"Source Serif 4",Georgia,serif;font-weight:650;font-size:30px;margin:0;line-height:1.1;color:var(--accent)}
.brand p{margin:4px 0 22px;color:var(--muted);font-size:13px}
h2{font-family:"Source Serif 4",Georgia,serif;font-weight:650;font-size:21px;margin:0 0 14px}
form{display:flex;flex-direction:column;gap:6px}
label{font-weight:600;font-size:13.5px;margin-top:8px}
input{font:inherit;color:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--bg);width:100%}
input:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
button,.btn{margin-top:16px;font:inherit;font-weight:600;padding:11px 16px;border-radius:8px;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);cursor:pointer;text-decoration:none;display:inline-block;text-align:center}
.alert{background:var(--warn-soft);color:var(--warn);padding:10px 12px;border-radius:8px;font-weight:600}
.info{background:var(--accent-soft);padding:10px 12px;border-radius:8px}
.small{color:var(--muted);font-size:13px;margin-top:16px}
a{color:var(--accent)}
.check{display:flex;gap:8px;align-items:flex-start;font-weight:400;margin-top:12px}
.check input{width:auto;margin-top:4px}
code{background:var(--bg);padding:1px 5px;border-radius:4px}
ul.steps{padding-left:20px}