/* Public chapter pages (for Google). Plain and fast: no scripts, no web fonts. */
:root{--ink:#14213d;--muted:#586180;--line:#e2e7f1;--brand:#0b6e6e;--gold:#f5b324;--navy:#0b1730;--bg:#f7f9fc}
*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI",system-ui,-apple-system,Roboto,Arial,"Noto Sans Devanagari",sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;font-size:17px}
a{color:var(--brand)}
.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;background:var(--navy)}
.brand{display:flex;align-items:center;gap:8px;color:#fff;text-decoration:none;font-weight:800;font-size:1.1rem}
.brand img{border-radius:8px;background:#fff}
.brand span{color:var(--gold)}
.open{background:var(--gold);color:var(--navy);text-decoration:none;font-weight:800;padding:8px 14px;border-radius:10px;font-size:.92rem;white-space:nowrap}
main{max-width:760px;margin:0 auto;padding:18px 16px 40px}
.crumbs{font-size:.85rem;color:var(--muted);margin-bottom:14px}
.eyebrow{margin:0;font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--brand)}
h1{font-size:2rem;line-height:1.15;margin:6px 0 4px}
.sub{margin:0 0 14px;color:var(--muted);font-weight:600}
.lead{font-size:1.06rem;background:#fff;border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:10px;padding:12px 14px}
h2{font-size:1.3rem;margin:28px 0 10px}
.cns{margin:0;display:grid;gap:10px}
.cn{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px}
.cn dt{font-weight:800}
.cn dd{margin:2px 0 0}
.rev{padding-left:22px}
.rev li{margin:6px 0}
.cta{margin:26px 0;background:var(--navy);color:#fff;border-radius:14px;padding:18px}
.cta p{margin:0 0 10px}
.cta-h{font-size:1.2rem;font-weight:800}
.btn{display:inline-block;background:var(--gold);color:var(--navy);text-decoration:none;font-weight:800;padding:10px 18px;border-radius:10px}
.qs{padding-left:22px}
.q{margin:0 0 16px}
.qt{margin:0 0 6px;font-weight:700}
.op{list-style:upper-alpha;margin:0 0 6px;padding-left:24px}
details{background:#fff;border:1px solid var(--line);border-radius:8px;padding:6px 12px}
summary{cursor:pointer;font-weight:700;color:var(--brand)}
details p{margin:8px 0 2px}
.toc{padding-left:20px}
.toc li{margin:5px 0}
.toc .cur{font-weight:800}
footer{text-align:center;font-size:.85rem;color:var(--muted);padding:20px 16px 30px;border-top:1px solid var(--line)}
footer p{margin:4px 0}
@media (prefers-color-scheme:dark){
  :root{--ink:#e8ecf6;--muted:#9aa6c4;--line:#24314f;--brand:#5fd0c4;--bg:#0e1629}
  .lead,.cn,details{background:#131d35}
}
footer .indep{max-width:640px;margin:6px auto;font-size:.78rem}
.pn{display:flex;justify-content:space-between;gap:10px;margin:22px 0 4px}
.pn a{display:inline-block;padding:8px 12px;border:1px solid var(--line);border-radius:10px;text-decoration:none;font-weight:700;background:#fff}
.hub{list-style:none;padding:0;margin:0}
.hubi{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:8px 0}
.hubi a{text-decoration:none}
.hubi span{color:var(--muted);font-size:.92rem}
h3 a{text-decoration:none}
@media (prefers-color-scheme:dark){.pn a,.hubi{background:#131d35}}