:root{
  --ink:#0F1B2B;
  --ink-soft:#5B6B7A;
  --paper:#F6F5F1;
  --paper-raise:#FFFFFF;
  --teal:#2B6E63;
  --teal-deep:#1D4A43;
  --brass:#B8912E;
  --line:#D8D4C8;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:'IBM Plex Sans', sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:'Fraunces', serif; font-weight:600; letter-spacing:-0.01em; color:var(--ink);}
a{color:inherit;}
.wrap{max-width:760px; margin:0 auto; padding:0 24px;}
.mono{font-family:'IBM Plex Mono', monospace;}

header{
  position:sticky; top:0; z-index:50;
  background:rgba(246,245,241,.94); backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.nav{
  max-width:960px; margin:0 auto; padding:16px 24px;
  display:flex; align-items:center; justify-content:space-between;
}
.brand{display:flex; align-items:center; gap:10px; font-family:'Fraunces', serif; font-weight:600; font-size:17px;}
.brand .mark{width:26px; height:26px; border-radius:3px; flex-shrink:0;}
.back-link{
  display:inline-flex; align-items:center; gap:6px; text-decoration:none; color:var(--ink-soft);
  font-size:13.5px; font-weight:500;
}
.back-link:hover{color:var(--teal-deep);}

.article-hero{padding:56px 0 36px; border-bottom:1px solid var(--line);}
.eyebrow{
  font-family:'IBM Plex Mono', monospace; font-size:11.5px; letter-spacing:.14em;
  color:var(--teal-deep); text-transform:uppercase; display:flex; align-items:center; gap:10px; margin-bottom:18px;
}
.eyebrow::before{content:""; width:22px; height:1px; background:var(--brass);}
.article-hero h1{font-size:clamp(28px,4.4vw,42px); line-height:1.12; margin-bottom:18px;}
.article-meta{display:flex; gap:18px; flex-wrap:wrap; font-size:13px; color:var(--ink-soft);}
.article-meta span{display:flex; align-items:center; gap:6px;}

article{padding:44px 0 20px;}
article > .wrap > p{font-size:16.5px; color:var(--ink); margin-bottom:20px; max-width:66ch;}
article > .wrap > p.lead{font-size:18px; color:var(--ink-soft); margin-bottom:32px;}
article h2{font-size:25px; margin:44px 0 16px;}
article h3{font-size:19px; margin:28px 0 12px;}
article ul, article ol{margin:0 0 20px 22px; max-width:64ch;}
article li{font-size:16px; margin-bottom:9px; color:var(--ink);}
article strong{font-weight:600;}
.callout{
  background:var(--paper-raise); border-left:3px solid var(--teal); padding:18px 22px;
  margin:28px 0; font-size:15px; color:var(--ink-soft);
}
.callout strong{color:var(--ink);}
.divider{width:100%; height:1px; background:var(--line); margin:40px 0;}

.article-cta{
  background:var(--teal-deep); color:#fff; padding:38px 32px; margin:48px 0 8px; text-align:center;
}
.article-cta h3{color:#fff; font-size:22px; margin-bottom:10px;}
.article-cta p{color:#CFE0DB; font-size:14.5px; margin-bottom:22px; max-width:48ch; margin-left:auto; margin-right:auto;}
.btn{
  display:inline-flex; align-items:center; gap:8px; background:var(--brass); color:var(--ink);
  padding:12px 22px; border-radius:2px; font-size:14px; font-weight:600; text-decoration:none;
  border:1px solid var(--brass);
}
.btn:hover{background:#fff; border-color:#fff;}

footer{padding:34px 0; background:var(--ink); color:#8494A2; margin-top:40px;}
.foot-row{
  max-width:960px; margin:0 auto; padding:0 24px;
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px; font-size:13px;
}

@media (max-width:600px){
  .article-hero{padding:40px 0 28px;}
  article{padding:32px 0 10px;}
}