:root{--primary:#1A1A2E;--accent:#0D9488;--accent-h:#0F766E;--bg:#F8FAFC;--bga:#F1F5F9;--surface:#fff;--text:#1E293B;--muted:#64748B;--border:#E2E8F0}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:760px;margin:0 auto;padding:0 20px}
.site-header{border-bottom:1px solid var(--border);background:var(--surface);position:sticky;top:0;z-index:10}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px;max-width:1100px}
.site-header .brand img{display:block}
.site-header nav{display:flex;align-items:center;gap:18px;flex-shrink:0}
.site-header nav a{color:var(--text);font-size:14px;font-weight:500;white-space:nowrap}
.site-header nav a.cta{background:var(--accent);color:#fff;padding:9px 16px;border-radius:8px;font-weight:600;white-space:nowrap;line-height:1}
.site-header nav a.cta:hover{background:var(--accent-h);text-decoration:none}
.cta-full{display:inline}.cta-short{display:none}
@media(max-width:640px){
  .site-header nav{gap:10px}
  .site-header nav a{font-size:13px}
  .site-header nav a:not(.cta){display:none}
  .cta-full{display:none}.cta-short{display:inline}
}
.breadcrumbs{font-size:13px;color:var(--muted);padding:14px 0;background:var(--bga);border-bottom:1px solid var(--border)}
.breadcrumbs .wrap{max-width:760px}
.breadcrumbs a{color:var(--muted)}
main.post,main.blog-index{padding:48px 0 80px}
.post-header{margin-bottom:32px;text-align:center}
.kicker{color:var(--accent);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin:0 0 12px}
.post-header h1,.page-header h1{font-size:2.25rem;line-height:1.2;color:var(--primary);margin:0 0 16px;font-weight:800;letter-spacing:-.01em}
@media(min-width:720px){.post-header h1,.page-header h1{font-size:2.75rem}}
.post-header .excerpt,.page-header .excerpt{font-size:1.125rem;color:var(--muted);margin:0 auto 16px;max-width:640px}
.post-header .meta{font-size:14px;color:var(--muted);margin:0}
.prose{max-width:680px;margin:0 auto;font-size:1.0625rem}
.prose h2{font-size:1.625rem;color:var(--primary);margin:2.25em 0 .6em;font-weight:700;line-height:1.3}
.prose h3{font-size:1.25rem;color:var(--primary);margin:1.75em 0 .4em;font-weight:700}
.prose .anchor{color:var(--border);font-weight:400;margin-right:6px;text-decoration:none}
.prose h2:hover .anchor,.prose h3:hover .anchor{color:var(--accent)}
.prose p{margin:0 0 1.1em}
.prose ul,.prose ol{margin:0 0 1.1em;padding-left:1.5em}
.prose li{margin:.45em 0}
.prose strong{color:var(--primary);font-weight:700}
.prose blockquote{border-left:3px solid var(--accent);padding:.6em 1.2em;margin:1.4em 0;background:var(--bga);color:var(--text);font-style:normal;border-radius:0 6px 6px 0}
.prose blockquote p{margin:0}
.prose code{background:var(--bga);padding:2px 6px;border-radius:4px;font-size:.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
.prose hr{border:none;border-top:1px solid var(--border);margin:2em 0}
.citations{max-width:680px;margin:48px auto 0;padding:24px 28px;background:var(--surface);border:1px solid var(--border);border-radius:10px}
.citations h2{margin:0 0 12px;font-size:1.125rem;color:var(--primary)}
.citations ol{margin:0;padding-left:1.4em;font-size:.95rem}
.citations li{margin:.35em 0}
.cta-card{max-width:680px;margin:64px auto 0;padding:36px 32px;background:linear-gradient(135deg,#1A1A2E 0%,#2D2D4F 100%);color:#fff;border-radius:12px;text-align:center}
.cta-card h2{color:#fff;margin:0 0 10px;font-size:1.5rem}
.cta-card p{color:rgba(255,255,255,.85);margin:0 0 22px;max-width:420px;margin-left:auto;margin-right:auto}
.cta-card .anchor{display:none}
.cta-card .btn{display:inline-block;background:var(--accent);color:#fff;font-weight:600;padding:12px 24px;border-radius:8px;text-decoration:none}
.cta-card .btn:hover{background:var(--accent-h)}
.blog-index .page-header{text-align:center;margin-bottom:48px}
.post-list{list-style:none;padding:0;margin:0;display:grid;gap:20px}
.post-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:28px;box-shadow:0 1px 2px rgba(15,23,42,0.04);transition:box-shadow .15s,border-color .15s}
.post-card:hover{box-shadow:0 4px 12px rgba(15,23,42,0.06);border-color:#CBD5E1}
.post-card h2{margin:0 0 8px;font-size:1.375rem;line-height:1.3}
@media(max-width:640px){
  main.post,main.blog-index{padding:32px 0 60px}
  .post-card{padding:22px 20px;border-radius:10px}
  .post-header h1,.page-header h1{font-size:1.875rem}
  .post-header .excerpt,.page-header .excerpt{font-size:1rem}
  .prose{font-size:1rem}
  .prose h2{font-size:1.375rem;margin:2em 0 .5em}
  .prose h3{font-size:1.125rem}
  .citations{padding:20px 18px;margin-top:36px}
  .cta-card{padding:28px 22px;margin-top:48px}
  .cta-card h2{font-size:1.25rem}
  .blog-index .page-header{margin-bottom:32px}
}
.post-card h2 a{color:var(--primary);text-decoration:none}
.post-card h2 a:hover{color:var(--accent)}
.post-card .meta{font-size:13px;color:var(--muted);margin:0 0 12px}
.post-card .excerpt{margin:0 0 14px;color:var(--text)}
.post-card .read-more{font-weight:600;font-size:.95rem}
.site-footer{padding:36px 0;border-top:1px solid var(--border);background:var(--surface);margin-top:64px;text-align:center;color:var(--muted);font-size:13px}
.site-footer p{margin:.4em 0}
.site-footer a{color:var(--muted)}
.site-footer .disclaimer{font-size:12px;font-style:italic;margin-top:12px}