.post-hero{
  position:relative;padding:3.5rem 4vw 2.5rem;overflow:hidden;
}
.post-hero:before{
  content:"";position:absolute;inset:auto auto -8rem -6rem;width:28rem;height:28rem;border-radius:50%;
  background:radial-gradient(circle,rgba(108,106,255,.34),transparent 68%);pointer-events:none;
}
.post-hero:after{
  content:"";position:absolute;inset:-4rem -8rem auto auto;width:24rem;height:24rem;border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,191,.22),transparent 70%);pointer-events:none;
}
.post-crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:.55rem;
  font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);
  margin-bottom:1.75rem;position:relative;
}
.post-crumb a:hover{color:#fff}
.post-crumb span{opacity:.45}
.post-hero .eyebrow{position:relative}
.post-hero h1{
  position:relative;
  font-family:Azonix,sans-serif;font-weight:300;
  font-size:clamp(1.9rem,4.8vw,3.6rem);line-height:1.08;
  max-width:20ch;margin:0 0 1.4rem;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.post-hero .lede{position:relative;max-width:42rem;font-size:1.15rem;margin-bottom:1.75rem}
.post-meta{
  position:relative;display:flex;flex-wrap:wrap;gap:.75rem 1.5rem;
  padding-top:1.4rem;border-top:1px solid var(--line);max-width:44rem;
}
.post-meta div{display:flex;flex-direction:column;gap:.2rem}
.post-meta dt{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--teal)}
.post-meta dd{color:hsla(0,0%,100%,.86);font-size:.95rem}

.post-cover{
  margin:0 4vw 0;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);min-height:16rem;
}
.post-cover article{
  background:
    radial-gradient(circle at 80% 0%,rgba(45,212,191,.16),transparent 46%),
    linear-gradient(180deg,rgba(8,5,31,.2),#08051f);
  padding:1.7rem 1.5rem;display:flex;flex-direction:column;justify-content:flex-end;min-height:16rem;
}
.post-cover article:nth-child(2){
  background:
    radial-gradient(circle at 20% 100%,rgba(108,106,255,.22),transparent 50%),
    linear-gradient(180deg,rgba(8,5,31,.2),#08051f);
}
.post-cover article:nth-child(3){
  background:
    radial-gradient(circle at 90% 80%,rgba(255,101,139,.16),transparent 48%),
    linear-gradient(180deg,rgba(8,5,31,.2),#08051f);
}
.post-cover span{font-family:Azonix,sans-serif;color:var(--teal);font-size:.95rem;margin-bottom:.7rem}
.post-cover h2{font-size:1.2rem;font-weight:500;margin-bottom:.45rem}
.post-cover p{color:var(--muted);font-size:.92rem;line-height:1.5}

.post-wrap{
  display:grid;grid-template-columns:minmax(0,1fr) 16.5rem;gap:3.5rem;
  padding:3.5rem 4vw 1rem;max-width:76rem;margin:0 auto;
}
.prose{max-width:44rem}
.prose .lead{font-size:1.2rem;line-height:1.7;color:#fff;margin-bottom:2rem}
.prose p{color:var(--muted);margin-bottom:1.2rem;font-size:1.06rem;line-height:1.8}
.prose h2{
  font-family:Azonix,sans-serif;font-weight:300;
  font-size:clamp(1.35rem,2.4vw,1.9rem);line-height:1.2;
  margin:2.8rem 0 1rem;scroll-margin-top:6rem;
}
.prose h3{font-weight:500;font-size:1.15rem;margin:1.8rem 0 .6rem}
.prose .sec-num{
  display:block;font-family:Azonix,sans-serif;color:var(--teal);
  font-size:.85rem;letter-spacing:.08em;margin-bottom:.45rem;
}
.prose ul,.prose ol{margin:0 0 1.3rem 1.15rem;color:var(--muted)}
.prose li{margin-bottom:.45rem;line-height:1.7;font-size:1.05rem}
.prose .formula{
  font-family:PlusJakartaDisplay,sans-serif;font-weight:500;color:#fff;
  padding:.85rem 1rem;border:1px solid var(--line);background:hsla(0,0%,100%,.04);
}

.quote{
  margin:2.2rem 0;padding:1.6rem 1.7rem;
  border-left:3px solid var(--teal);
  background:linear-gradient(90deg,rgba(45,212,191,.1),rgba(108,106,255,.06));
}
.quote p{
  color:#fff;margin:0;
  font-family:Azonix,sans-serif;font-size:clamp(1.05rem,2vw,1.35rem);line-height:1.5;
}

.compare{
  width:100%;margin:1.5rem 0 2rem;font-size:.95rem;overflow-x:auto;
}
.compare table{width:100%;border-collapse:collapse;}
.compare th,.compare td{
  text-align:left;padding:.85rem .8rem;border:1px solid var(--line);vertical-align:top;
}
.compare th{
  font-family:Manifold,sans-serif;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--teal);font-weight:400;background:hsla(0,0%,100%,.04);
}
.compare td{color:var(--muted);line-height:1.5}

.takeaways{
  margin:2.4rem 0 1rem;padding:1.6rem 1.5rem;border:1px solid var(--line);
  background:linear-gradient(180deg,hsla(0,0%,100%,.04),transparent);
}
.takeaways h3{
  font-family:Manifold,sans-serif;font-size:.75rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--teal);margin-bottom:1rem;font-weight:400;
}
.takeaways ol{list-style:none;display:grid;gap:.85rem;margin:0}
.takeaways li{display:grid;grid-template-columns:1.6rem 1fr;gap:.7rem;color:var(--muted);line-height:1.55}
.takeaways b{color:#fff;font-weight:500}
.takeaways em{font-family:Azonix,sans-serif;font-style:normal;color:var(--teal);font-size:.85rem}

.toc{position:sticky;top:6rem;align-self:start;padding:1.25rem 0 0}
.toc h2{
  font-family:Manifold,sans-serif;font-size:.72rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--teal);margin-bottom:1rem;font-weight:400;
}
.toc nav{display:flex;flex-direction:column;border-left:1px solid var(--line)}
.toc a{
  color:var(--muted);font-size:.9rem;line-height:1.4;
  padding:.55rem 0 .55rem 1rem;border-left:2px solid transparent;margin-left:-1px;
}
.toc a:hover,.toc a.is-active{color:#fff;border-left-color:var(--teal)}
.toc .toc-cta{
  display:block;margin-top:1.5rem;padding:1rem 1.05rem;border:1px solid var(--line);
  background:rgba(45,212,191,.06);
}
.toc .toc-cta strong{display:block;margin-bottom:.35rem;font-weight:500}
.toc .toc-cta span{display:block;color:var(--muted);font-size:.85rem;line-height:1.45;margin-bottom:.7rem}
.toc .toc-cta em{font-style:normal;color:var(--teal);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase}

.related{padding:3rem 4vw 0}
.related h2{
  font-family:Azonix,sans-serif;font-weight:300;
  font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:1.4rem;
}
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.related-card{
  display:flex;flex-direction:column;justify-content:space-between;gap:1.2rem;
  min-height:14rem;padding:1.6rem 1.5rem;border:1px solid var(--line);
  background:linear-gradient(180deg,hsla(0,0%,100%,.05),transparent 60%);
}
.related-card:hover{border-color:hsla(0,0%,100%,.28)}
.related-card .tag{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--teal)}
.related-card h3{font-size:1.25rem;font-weight:500;margin:.55rem 0 .4rem}
.related-card p{color:var(--muted);line-height:1.55}
.related-card .go{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--teal)}

@media(max-width:900px){
  .post-cover,.post-wrap,.related-grid{grid-template-columns:1fr}
  .toc{position:static;padding:0 0 1.5rem}
  .toc nav{flex-direction:row;flex-wrap:wrap;border:0;gap:.4rem}
  .toc a{border:1px solid var(--line);padding:.45rem .7rem;margin:0}
  .toc .toc-cta{display:none}
  .compare{display:block;overflow-x:auto}
}