/* Sitelets blog — shared styles. Tokens mirror the landing page. */
:root{
  --ink:#0B1B3A; --ink-2:#3D4A63; --muted:#6B7A99;
  --blue:#2962FF; --blue-deep:#1E4FD6;
  --amber:#FFBF5A; --amber-soft:#FFF3DD;
  --wash:#F4F7FE; --line:#DFE6F3; --radius:14px;
  --disp:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--disp);color:var(--ink);background:#fff;line-height:1.7;font-size:17px}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:720px;margin:0 auto;padding:0 20px}
.wrap-wide{max-width:1080px;margin:0 auto;padding:0 20px}

/* header */
.site-header{border-bottom:1px solid var(--line);background:#fff}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.site-header .logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:18px;color:var(--ink)}
.site-header nav a{margin-left:22px;font-size:14.5px;font-weight:600;color:var(--ink-2)}
.site-header nav a.btn{background:var(--blue);color:#fff;padding:9px 16px;border-radius:9px}
.site-header nav a.btn:hover{background:var(--blue-deep);text-decoration:none}

/* blog index */
.index-hero{background:var(--wash);padding:56px 0 40px;border-bottom:1px solid var(--line)}
.index-hero .eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);font-weight:600}
.index-hero h1{font-size:34px;font-weight:800;letter-spacing:-0.015em;margin:8px 0 10px}
.index-hero p{color:var(--ink-2);max-width:640px}
.pillar{margin:44px 0}
.pillar h2{font-size:14px;font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:10px;margin-bottom:20px}
.post-card{display:block;padding:20px 22px;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:14px;color:var(--ink);transition:box-shadow .15s ease,border-color .15s ease}
.post-card:hover{text-decoration:none;border-color:var(--blue);box-shadow:0 8px 26px rgba(11,27,58,.07)}
.post-card h3{font-size:19px;font-weight:800;letter-spacing:-0.01em;margin-bottom:5px}
.post-card p{color:var(--ink-2);font-size:15px}
.post-card .meta{font-family:var(--mono);font-size:12px;color:var(--muted);margin-top:8px}

/* article */
.article-head{background:var(--wash);border-bottom:1px solid var(--line);padding:52px 0 36px}
.article-head .pillar-tag{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);font-weight:600}
.article-head h1{font-size:36px;font-weight:800;letter-spacing:-0.018em;line-height:1.15;margin:10px 0 14px}
.article-head .standfirst{font-size:19px;color:var(--ink-2);max-width:660px}
.article-head .byline{font-family:var(--mono);font-size:12.5px;color:var(--muted);margin-top:18px}
article.post{padding:44px 0 20px}
article.post h2{font-size:24px;font-weight:800;letter-spacing:-0.012em;margin:38px 0 12px}
article.post h3{font-size:19px;font-weight:700;margin:28px 0 10px}
article.post p{margin-bottom:18px;color:var(--ink)}
article.post p.aside{border-left:3px solid var(--amber);background:var(--amber-soft);padding:14px 18px;border-radius:0 10px 10px 0;font-size:15.5px;color:var(--ink-2)}
article.post ul,article.post ol{margin:0 0 18px 22px}
article.post li{margin-bottom:8px}
article.post strong{font-weight:700}
article.post .divider{border:none;border-top:1px solid var(--line);margin:36px 0}

/* CTA block */
.post-cta{background:var(--ink);color:#fff;border-radius:var(--radius);padding:34px 34px;margin:44px 0}
.post-cta h2{font-size:22px;font-weight:800;margin-bottom:8px;color:#fff}
.post-cta p{color:#C9D4EA;font-size:15.5px;margin-bottom:18px}
.post-cta a.btn{display:inline-block;background:var(--blue);color:#fff;font-weight:700;padding:13px 24px;border-radius:11px}
.post-cta a.btn:hover{background:var(--blue-deep);text-decoration:none}
.post-cta .alt{margin-left:14px;font-size:14px;color:#8FA3CC}

/* footer */
.site-footer{border-top:1px solid var(--line);margin-top:40px;padding:26px 0;font-size:13.5px;color:var(--muted)}
.site-footer .bar{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

@media(max-width:640px){
  .article-head h1{font-size:28px}
  .index-hero h1{font-size:28px}
  body{font-size:16px}
}