:root{color-scheme:light dark;--bg:#ffffff;--text:#1b1f24;--muted:#5b636e;--line:#dfe3e8;--accent:#3b5bdb}
@media(prefers-color-scheme:dark){:root{--bg:#0f0f11;--text:#e8e8ec;--muted:#a0a4ad;--line:#2a2d33;--accent:#8ea2ff}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 Inter,system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--accent)}
.public-header{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;max-width:780px;margin:0 auto;padding:20px 16px;border-bottom:1px solid var(--line)}
.public-brand{display:flex;gap:10px;align-items:center;color:var(--text);font-size:20px;font-weight:700;text-decoration:none}
.public-brand img{border-radius:6px}
.public-header nav{display:flex;gap:16px;font-size:14px}
.public-main{max-width:780px;margin:0 auto;padding:24px 16px 40px}
.public-main h1{font-size:30px;line-height:1.25;margin:16px 0 8px}
.public-main h2{font-size:20px;margin:32px 0 8px}
.public-main li{margin:4px 0}
.public-effective{color:var(--muted);font-size:14px}
.public-cta{display:inline-block;margin-top:16px;padding:10px 18px;border:1px solid var(--line);border-radius:9px;font-weight:600;text-decoration:none}
.public-footer{max-width:780px;margin:0 auto;padding:16px 16px 32px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
.public-footer p{margin:4px 0}
.public-footer a{color:var(--muted)}