/* Blog post layout — shared styles for site/blog/*.html */
.post-hero{padding:80px 0 40px;border-bottom:1px solid var(--line)}
.post-hero .crumbs{display:flex;gap:10px;font-family:var(--mono);font-size:10px;letter-spacing:.22em;color:var(--muted);text-transform:uppercase;margin-bottom:28px}
.post-hero .crumbs .acc{color:var(--accent)}
.post-hero .crumbs a{color:var(--muted)}
.post-hero .crumbs a:hover{color:var(--accent)}
.post-hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(40px,5.8vw,80px);line-height:1.02;letter-spacing:-.025em;margin-bottom:28px;max-width:1000px}
.post-hero h1 em{font-style:italic;color:var(--accent)}
.post-hero .meta{display:flex;gap:24px;flex-wrap:wrap;font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;margin-bottom:14px;align-items:center}
.post-hero .meta b{color:var(--fg);font-weight:500}
.post-hero .meta .dot{width:4px;height:4px;background:var(--line-2);border-radius:50%}
.post-hero p.dek{font-family:var(--serif);font-size:24px;line-height:1.45;color:var(--fg-dim);font-style:italic;max-width:760px}

.post-body{display:grid;grid-template-columns:220px minmax(0,1fr) 200px;gap:64px;padding:60px 0 100px;align-items:start}
.post-body .toc{position:sticky;top:120px;font-family:var(--mono);font-size:11px;line-height:1.7;color:var(--muted);letter-spacing:.04em}
.post-body .toc h4{font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin-bottom:16px}
.post-body .toc ol{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px;counter-reset:ti}
.post-body .toc li{counter-increment:ti}
.post-body .toc li::before{content:counter(ti,decimal-leading-zero) " · ";color:var(--accent)}
.post-body .toc a{color:var(--fg-dim);transition:color .15s}
.post-body .toc a:hover,.post-body .toc a.cur{color:var(--accent)}
.post-body article{max-width:720px}
.post-body article h2{font-family:var(--serif);font-size:36px;font-weight:400;letter-spacing:-.02em;line-height:1.1;margin:56px 0 22px;scroll-margin-top:120px}
.post-body article h2:first-child{margin-top:0}
.post-body article h2 em{font-style:italic;color:var(--accent)}
.post-body article h2 .num{font-family:var(--mono);font-size:11px;letter-spacing:.22em;color:var(--accent);text-transform:uppercase;display:block;margin-bottom:8px}
.post-body article h3{font-family:var(--serif);font-size:24px;font-weight:400;letter-spacing:-.01em;line-height:1.2;margin:36px 0 14px}
.post-body article p{font-size:17px;line-height:1.7;color:var(--fg);margin-bottom:18px}
.post-body article p:first-of-type::first-line{font-variant:small-caps;letter-spacing:.06em}
.post-body article p em{font-style:italic;color:var(--accent)}
.post-body article p b{font-weight:500}
.post-body article ul,.post-body article ol{padding-left:24px;margin-bottom:20px}
.post-body article li{font-size:17px;line-height:1.7;color:var(--fg);margin-bottom:8px}
.post-body article li::marker{color:var(--accent)}
.post-body article blockquote{margin:32px 0;padding:24px 32px;border-left:2px solid var(--accent);background:var(--bg-1);font-family:var(--serif);font-size:22px;font-style:italic;line-height:1.4;color:var(--fg)}
.post-body article blockquote cite{display:block;margin-top:14px;font-family:var(--mono);font-size:11px;font-style:normal;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}
.post-body article hr{border:0;border-top:1px dashed var(--line-2);margin:48px 0}
.post-body article code{font-family:var(--mono);font-size:.92em;background:var(--bg-1);padding:1px 6px;border:1px solid var(--line);border-radius:3px}
.post-body article table{width:100%;border-collapse:collapse;font-size:14px;margin:24px 0}
.post-body article table th,.post-body article table td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.5}
.post-body article table th{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-weight:500;background:var(--bg-1)}
.post-body article .pull{font-family:var(--serif);font-size:30px;font-style:italic;line-height:1.3;color:var(--fg);letter-spacing:-.01em;margin:36px 0;padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.post-body article .pull em{color:var(--accent)}
.post-body .meta-rail{position:sticky;top:120px;font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.06em;display:flex;flex-direction:column;gap:24px}
.post-body .meta-rail .group h5{font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.post-body .meta-rail .group p{color:var(--fg-dim);line-height:1.7;font-size:11px;letter-spacing:.04em}
.post-body .meta-rail .group p b{color:var(--fg)}
.post-body .meta-rail .share{display:flex;gap:8px;flex-wrap:wrap}
.post-body .meta-rail .share a{padding:6px 12px;border:1px solid var(--line-2);border-radius:999px;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--fg-dim);transition:all .15s}
.post-body .meta-rail .share a:hover{border-color:var(--accent);color:var(--accent)}

.post-cta{padding:80px 0;border-top:1px solid var(--line);text-align:center}
.post-cta .eb{font-family:var(--mono);font-size:11px;letter-spacing:.3em;color:var(--accent);text-transform:uppercase;margin-bottom:24px}
.post-cta h3{font-family:var(--serif);font-size:48px;letter-spacing:-.02em;line-height:1.05;font-weight:400;margin-bottom:18px}
.post-cta h3 em{font-style:italic;color:var(--accent)}
.post-cta p{font-family:var(--serif);font-style:italic;font-size:18px;line-height:1.45;color:var(--fg-dim);max-width:520px;margin:0 auto 28px}

.related{padding:80px 0;border-top:1px solid var(--line)}
.related h4{font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);margin-bottom:36px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.related-card{border-top:1px solid var(--line-2);padding-top:22px;display:flex;flex-direction:column;gap:12px;cursor:pointer;transition:opacity .2s;text-decoration:none;color:inherit}
.related-card:hover{opacity:.7}
.related-card .meta{font-family:var(--mono);font-size:10px;color:var(--accent);letter-spacing:.15em;text-transform:uppercase}
.related-card h5{font-family:var(--serif);font-size:22px;font-weight:400;line-height:1.2;letter-spacing:-.01em}
.related-card .read{font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.1em;text-transform:uppercase;margin-top:auto}

[data-lang="zh"] .post-hero h1,
[data-lang="zh"] .post-body article h2,
[data-lang="zh"] .post-body article h3,
[data-lang="zh"] .post-body article blockquote,
[data-lang="zh"] .post-body article .pull,
[data-lang="zh"] .post-cta h3,
[data-lang="zh"] .related-card h5{font-family:'Noto Serif TC','Instrument Serif',Georgia,serif}

@media (max-width:1180px){
  .post-body{grid-template-columns:1fr;gap:32px}
  .post-body .toc,.post-body .meta-rail{position:static;display:none}
}
@media (max-width:1024px){
  .related-grid{grid-template-columns:1fr}
}