/* METIS Insights — shared blog styles. Mirrors the main site's design tokens. */
:root{
  --bg:#0a0a0c;
  --bg-2:#0e0e12;
  --bg-3:#131318;
  --ink:#ece9e2;
  --ink-dim:#a7a29a;
  --ink-faint:#6b675f;
  --gold:#c9a962;
  --gold-bright:#e8cf9a;
  --gold-dim:rgba(201,169,98,.35);
  --line:rgba(236,233,226,.08);
  --serif:'Fraunces',Georgia,serif;
  --sans:'Manrope',-apple-system,sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{overflow-x:clip}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-weight:400;line-height:1.6;
  -webkit-font-smoothing:antialiased;
  position:relative;
}
/* ---------- Ambient background (fixed, matches main site) ---------- */
/* soft gold glows + deep vertical gradient */
body::before{
  content:'';position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(58% 42% at 50% -4%,rgba(201,169,98,.11),transparent 62%),
    radial-gradient(46% 40% at 88% 8%,rgba(201,169,98,.055),transparent 66%),
    radial-gradient(52% 46% at 8% 30%,rgba(201,169,98,.04),transparent 70%),
    radial-gradient(125% 95% at 50% 0%,#131319 0%,#0b0b0f 48%,#08080a 100%);
}
/* fine grain wash */
body::after{
  content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;
  opacity:.045;mix-blend-mode:soft-light;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:160px 160px;
}
/* reading progress bar */
.reading-progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:40;
  background:linear-gradient(90deg,var(--gold),var(--gold-bright));
  box-shadow:0 0 12px rgba(201,169,98,.5);
  transition:width .12s linear;
}
::selection{background:var(--gold);color:#0a0a0c}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* ---------- Nav ---------- */
.bnav{
  position:sticky;top:0;z-index:20;
  display:flex;align-items:center;justify-content:space-between;
  padding:1.1rem clamp(1.5rem,6vw,5rem);
  background:rgba(10,10,12,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.bnav .logo{font-family:var(--serif);letter-spacing:.45em;text-indent:.45em;font-size:1rem}
.bnav .logo span{color:var(--gold)}
.bnav .back{
  font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-dim);
  transition:color .3s;
}
.bnav .back:hover{color:var(--gold-bright)}

/* ---------- Shared chrome ---------- */
.eyebrow{
  font-size:.7rem;letter-spacing:.4em;text-transform:uppercase;color:var(--gold);
  display:flex;align-items:center;gap:1rem;margin-bottom:1.6rem;
}
.eyebrow::before{content:'';width:38px;height:1px;background:var(--gold-dim)}
.wrap{max-width:720px;margin:0 auto;padding:clamp(4rem,9vw,7rem) clamp(1.5rem,6vw,3rem)}

/* ---------- Blog index ---------- */
.bhead h1{
  font-family:var(--serif);font-weight:300;font-variation-settings:'opsz' 28;
  font-size:clamp(2.2rem,5.5vw,3.6rem);line-height:1.12;letter-spacing:-.01em;
}
.bhead p.sub{color:var(--ink-dim);font-weight:300;font-size:1rem;line-height:1.7;margin-top:1.2rem;max-width:52ch}
/* featured free-resource banner (top of Insights index) */
.resource-banner{
  display:flex;align-items:center;gap:clamp(1rem,3vw,2rem);flex-wrap:wrap;
  margin-top:clamp(2.6rem,6vw,4rem);padding:clamp(1.5rem,3.5vw,2rem);
  border:1px solid var(--gold-dim);border-radius:16px;
  background:linear-gradient(120deg,rgba(201,169,98,.08),rgba(201,169,98,.02) 60%,transparent);
  transition:border-color .35s var(--ease),transform .35s var(--ease);
}
.resource-banner:hover{border-color:var(--gold-bright);transform:translateY(-2px)}
.rb-badge{
  font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);
  border:1px solid var(--gold-dim);border-radius:100px;padding:.35em .9em;white-space:nowrap;align-self:flex-start;
}
.rb-body{flex:1 1 320px}
.rb-body h2{
  font-family:var(--serif);font-weight:300;font-variation-settings:'opsz' 28;
  font-size:clamp(1.4rem,3vw,1.85rem);line-height:1.2;letter-spacing:-.01em;color:var(--ink);
  transition:color .35s;
}
.resource-banner:hover .rb-body h2{color:var(--gold-bright)}
.rb-body p{color:var(--ink-dim);font-weight:300;font-size:.92rem;line-height:1.6;margin-top:.5rem;max-width:62ch}
.rb-cta{
  font-size:.64rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold);white-space:nowrap;
}
@media(max-width:560px){.rb-cta{margin-top:.4rem}}

.post-list{margin-top:clamp(2.6rem,6vw,4rem);display:flex;flex-direction:column}
.post-card{
  display:grid;grid-template-columns:132px 1fr;gap:clamp(1.4rem,3.5vw,2.4rem);align-items:center;
  padding:2.2rem 0;border-top:1px solid var(--line);
  transition:opacity .3s;
}
.post-card:last-child{border-bottom:1px solid var(--line)}
/* SVG thumbnail */
.pc-thumb{
  position:relative;width:132px;height:132px;border-radius:14px;overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(158deg,#15151b,#0b0b0f);
  transition:border-color .4s,transform .5s var(--ease);
}
.pc-thumb svg{position:absolute;inset:0;width:100%;height:100%}
.post-card:hover .pc-thumb{border-color:var(--gold-dim);transform:translateY(-3px)}
.pc-meta{font-size:.64rem;letter-spacing:.26em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:.7rem;display:flex;align-items:center;gap:.7rem;flex-wrap:wrap}
.pc-cat{color:var(--gold);border:1px solid var(--gold-dim);border-radius:100px;padding:.22em .7em;letter-spacing:.18em}
.post-card h2{
  font-family:var(--serif);font-weight:300;font-variation-settings:'opsz' 28;
  font-size:clamp(1.4rem,3vw,1.85rem);line-height:1.25;letter-spacing:-.01em;
  transition:color .35s;
}
.post-card:hover h2{color:var(--gold-bright)}
.post-card p.pc-excerpt{color:var(--ink-dim);font-weight:300;font-size:.95rem;line-height:1.75;margin-top:.8rem;max-width:60ch}
.post-card .pc-more{
  display:inline-flex;align-items:center;gap:.55rem;margin-top:1.1rem;
  font-size:.64rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold);
}
.post-card .pc-more::after{content:'→';transition:transform .35s var(--ease)}
.post-card:hover .pc-more::after{transform:translateX(5px)}
@media(max-width:560px){
  .post-card{grid-template-columns:1fr;gap:1.3rem}
  .pc-thumb{width:100%;height:150px}
}

/* ---------- Article ---------- */
article header h1{
  font-family:var(--serif);font-weight:300;font-variation-settings:'opsz' 28;
  font-size:clamp(2rem,5.2vw,3.2rem);line-height:1.15;letter-spacing:-.01em;
  margin-bottom:1.4rem;
}
.post-meta{
  font-size:.66rem;letter-spacing:.26em;text-transform:uppercase;color:var(--ink-faint);
  display:flex;gap:1.2rem;flex-wrap:wrap;margin-bottom:clamp(2rem,4vw,2.8rem);
  padding-bottom:1.6rem;border-bottom:1px solid var(--line);
}
/* featured hero artwork */
.post-hero{
  position:relative;margin:0 0 clamp(2.4rem,5vw,3.4rem);
  border:1px solid var(--line);border-radius:16px;overflow:hidden;
  background:linear-gradient(158deg,#14141b,#0b0b0f);
  aspect-ratio:16/7;
}
.post-hero svg{position:absolute;inset:0;width:100%;height:100%}
.post-hero::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  opacity:.06;mix-blend-mode:soft-light;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:140px 140px;
}
article p{
  color:var(--ink-dim);font-weight:300;font-size:1.02rem;line-height:1.85;
  margin-bottom:1.5rem;
}
article p strong{color:var(--ink);font-weight:500}
/* drop cap on the opening paragraph */
article > p:first-of-type::first-letter{
  float:left;font-family:var(--serif);font-weight:300;font-variation-settings:'opsz' 28;
  font-size:3.5em;line-height:.72;padding:.06em .12em 0 0;color:var(--gold-bright);
}
article h2{
  position:relative;
  font-family:var(--serif);font-weight:300;font-variation-settings:'opsz' 28;
  font-size:clamp(1.5rem,3.2vw,1.9rem);line-height:1.3;letter-spacing:-.01em;color:var(--ink);
  margin:3rem 0 1.2rem;padding-top:1.2rem;
}
/* gold tick above each section heading */
article h2::before{
  content:'';position:absolute;top:0;left:0;width:38px;height:2px;
  background:linear-gradient(90deg,var(--gold),transparent);
}
article ul,article ol{margin:0 0 1.5rem 1.2rem;color:var(--ink-dim);font-weight:300;font-size:1.02rem;line-height:1.85}
article li{margin-bottom:.6rem}
article li strong{color:var(--ink);font-weight:500}
article li::marker{color:var(--gold-dim)}
article blockquote{
  position:relative;
  font-family:var(--serif);font-style:italic;font-weight:300;
  font-size:clamp(1.2rem,2.4vw,1.45rem);color:var(--gold-bright);line-height:1.55;
  border-left:2px solid var(--gold-dim);padding:1.3rem 1.4rem 1.3rem 1.9rem;margin:2.8rem 0;
  border-radius:0 12px 12px 0;
  background:linear-gradient(90deg,rgba(201,169,98,.06),rgba(201,169,98,.01) 55%,transparent 78%);
}
article blockquote::before{
  content:'\201C';position:absolute;top:.1rem;left:.6rem;
  font-family:var(--serif);font-size:2.6rem;line-height:1;color:var(--gold-dim);pointer-events:none;
}
article a{color:var(--gold);border-bottom:1px solid var(--gold-dim);transition:color .3s,border-color .3s}
article a:hover{color:var(--gold-bright);border-color:var(--gold-bright)}

/* ---------- End-of-post CTA ---------- */
.post-cta{
  margin-top:clamp(3rem,7vw,4.5rem);padding:clamp(2rem,5vw,3rem);
  border:1px solid var(--line);border-radius:14px;background:var(--bg-2);
  text-align:center;
}
.post-cta h3{
  font-family:var(--serif);font-weight:300;font-variation-settings:'opsz' 28;
  font-size:clamp(1.4rem,3vw,1.8rem);line-height:1.3;margin-bottom:.9rem;
}
.post-cta h3 em{font-style:italic;color:var(--gold-bright)}
.post-cta p{color:var(--ink-dim);font-weight:300;font-size:.95rem;line-height:1.7;margin-bottom:1.6rem}
.btn-primary{
  display:inline-block;
  font-family:var(--sans);font-size:.7rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;
  color:#0a0a0c;background:linear-gradient(120deg,var(--gold),var(--gold-bright));
  padding:1.05rem 2.2rem;border:0;border-radius:3px;cursor:pointer;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(201,169,98,.28)}

/* ---------- Footer ---------- */
footer{
  border-top:1px solid var(--line);background:var(--bg-2);
  padding:3.5rem clamp(1.5rem,6vw,5rem);margin-top:clamp(4rem,9vw,6rem);
  display:flex;flex-wrap:wrap;gap:2rem;align-items:center;justify-content:space-between;
}
.f-logo{font-family:var(--serif);letter-spacing:.45em;text-indent:.45em;font-size:.95rem}
.f-logo span{color:var(--gold)}
footer p{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint)}
footer a{color:var(--ink-dim);transition:color .3s}
footer a:hover{color:var(--gold-bright)}
.f-legal{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase}
.f-legal .sep{color:var(--ink-faint);opacity:.5}

/* ---------- Article top blocks: The Short Version + Skip Ahead ---------- */
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
article h2{scroll-margin-top:5.5rem}
/* breakout: takeaways card spans wider than the 720px text column (tablet band) */
.intro-blocks{
  --bw:min(820px,calc(100vw - 3rem));
  width:var(--bw);
  margin:0 0 clamp(2rem,4.5vw,2.6rem) calc((100% - var(--bw))/2);
}
.intro-blocks .key-points{margin:0}
@media(max-width:840px){.intro-blocks{width:100%;margin-left:0}}
/* key-takeaways card */
.key-points{
  margin:0 0 clamp(2rem,4.5vw,2.6rem);
  padding:clamp(1.5rem,3.5vw,2rem) clamp(1.4rem,3.5vw,2.2rem);
  border:1px solid var(--gold-dim);border-radius:16px;
  background:linear-gradient(135deg,rgba(201,169,98,.075),rgba(201,169,98,.015) 55%,transparent);
}
.key-points .eyebrow{margin-bottom:1.1rem}
.key-points ul{margin:0 0 0 1.15rem;font-size:.95rem;line-height:1.75}
.key-points li{margin-bottom:.6rem}
.key-points li:last-child{margin-bottom:0}
.key-points li::marker{color:var(--gold)}
/* clickable section index */
.toc{
  margin:0 0 clamp(2.6rem,5.5vw,3.4rem);
  padding:.4rem 0 .4rem clamp(1.2rem,3vw,1.7rem);
  border-left:1px solid var(--line);
}
.toc .eyebrow{margin-bottom:1rem}
.toc ol{list-style:none;margin:0;display:flex;flex-direction:column;gap:.6rem;font-size:.98rem}
.toc li{margin:0}
.toc a{
  display:inline-flex;align-items:baseline;gap:.85rem;
  color:var(--ink-dim);border-bottom:0;transition:color .3s;
}
.toc a:hover{color:var(--gold-bright);border-bottom:0}
.toc .toc-n{font-size:.62rem;letter-spacing:.1em;color:var(--gold);font-variant-numeric:tabular-nums}
/* scroll-spy active link (JS sets aria-current as sections pass) */
.toc a[aria-current="true"]{color:var(--gold-bright)}
.toc a[aria-current="true"] .toc-n{color:var(--gold-bright)}
/* wide screens: the index leaves the flow and rides the left gutter, pinned as you scroll */
@media(min-width:1200px){
  article{position:relative}
  .toc-rail{position:absolute;top:0;bottom:0;left:-272px;width:232px;pointer-events:none}
  .toc-rail .toc{position:sticky;top:96px;margin:0;pointer-events:auto;padding:.2rem 0 .2rem 1.15rem}
  .toc-rail .toc ol{font-size:.88rem;gap:.65rem}
  .intro-blocks{width:100%;margin-left:0}
}

/* ---------- Related reading (in-article cross-links) ---------- */
.related{
  margin-top:clamp(3rem,7vw,4.5rem);padding-top:clamp(1.8rem,4vw,2.4rem);
  border-top:1px solid var(--line);
}
.related h4{
  font-weight:400;
  font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);
  margin-bottom:.4rem;
}
.related a{
  display:flex;align-items:center;flex-wrap:wrap;gap:1rem;
  padding:1.15rem 0;border-top:0;border-bottom:0;
  text-decoration:none;
}
.related a+a{border-top:1px solid var(--line)}
.related .rel-cat{
  flex:0 0 auto;
  font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);
  border:1px solid var(--gold-dim);border-radius:100px;padding:.32em .9em;
  transition:border-color .3s var(--ease);
}
.related .rel-title{
  flex:1 1 240px;
  font-family:var(--serif);font-weight:300;font-variation-settings:'opsz' 28;
  font-size:1.05rem;line-height:1.4;letter-spacing:-.005em;color:var(--ink);
  display:inline-flex;align-items:center;gap:.6rem;
  transition:color .35s var(--ease);
}
.related .rel-title::after{content:'→';color:var(--gold);transition:transform .35s var(--ease)}
.related a:hover .rel-title{color:var(--gold-bright)}
.related a:hover .rel-title::after{transform:translateX(5px)}
.related a:hover .rel-cat{border-color:var(--gold-bright)}
@media(max-width:560px){
  .related a{align-items:flex-start}
}