:root{--paper:#fafaf7;--surface:#fff;--ink:#1a1a1a;--muted:#4a4a45;--line:#dfe4dd;--teal:#286857;color-scheme:light dark}
@media (prefers-color-scheme:dark){:root{--paper:#121412;--surface:#1a1d1a;--ink:#ececE6;--muted:#bdbdb5;--line:#2f342f;--teal:#86c9ab}}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 "Segoe UI",Arial,sans-serif}
a{color:var(--teal)}
header{display:flex;align-items:center;gap:16px;padding:16px 24px;border-bottom:1px solid var(--line)}
header a.brand{display:flex;align-items:center;gap:8px;color:var(--ink);text-decoration:none;font-weight:700;font-size:20px}
header nav{margin-left:auto;display:flex;gap:16px;font-size:14px}
main{max-width:68ch;margin:0 auto;padding:40px 24px 64px}
h1{font-size:28px;margin:0 0 8px}
h2{font-size:20px;margin:32px 0 8px}
p,li{color:var(--ink)}
.muted{color:var(--muted);font-size:14px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:24px;margin:24px 0}
.buttons{display:flex;gap:16px;flex-wrap:wrap;margin:16px 0}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 24px;border-radius:8px;font-weight:600;font-size:16px;border:1px solid var(--ink);background:var(--ink);color:var(--paper);text-decoration:none}
.button.outline{background:transparent;color:var(--ink)}
.button[aria-disabled=true]{opacity:.55;cursor:not-allowed}
.sb{width:72px;height:72px;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;font:32px Georgia,"Times New Roman",serif;letter-spacing:-4px;padding-right:4px}
form{display:grid;gap:16px}
label{display:grid;gap:8px;font-size:14px;font-weight:600}
input,select{font:inherit;padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink);min-height:44px}
.trap{position:absolute;left:-9999px}
footer{border-top:1px solid var(--line);padding:24px;text-align:center;font-size:14px;color:var(--muted)}
footer a{margin:0 8px}
@media (max-width:600px){header{flex-wrap:wrap}header nav{margin-left:0}}