/* CASE PAGE styles — extends styles.css */
.case-hero{ padding: clamp(56px, 8vw, 110px) 0 clamp(32px, 5vw, 56px); border-bottom: 1px solid var(--rule); }
.crumb{
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-4);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 36px;
  display:flex; gap: 10px; align-items:center;
}
.crumb a{ color: var(--ink-3); }
.crumb a:hover{ color: var(--accent);}
.crumb .sep{ color: var(--rule); }

.case-hero-grid{ display:grid; grid-template-columns: 1.6fr 1fr; gap: clamp(40px, 5vw, 80px); align-items: end; }
.case-hero-flags{
  font-family: var(--f-mono);
  font-size: 14px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}
.case-hero-title{
  font-weight: 400;
  font-size: clamp(38px, 5.2vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  margin: 0;
  text-wrap: balance;
}
.case-hero-lede{
  font-size: clamp(17px, 1.6vw, 20px);
  color: var(--ink-3);
  line-height: 1.5;
  margin: 28px 0 0;
  max-width: 60ch;
  text-wrap: pretty;
}
.case-hero-side{
  border-top: 1px solid var(--ink);
  padding-top: 20px;
  display:flex;
  flex-direction: column;
  gap: 20px;
}
.chs-row{ display:flex; flex-direction: column; gap: 4px; border-bottom: 1px dashed var(--rule-soft); padding-bottom: 12px; }
.chs-row:last-child{ border-bottom:none; padding-bottom:0; }
.chs-label{
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-4);
}
.chs-value{ font-size: 15px; color: var(--ink-2); line-height: 1.5; }

@media (max-width: 900px){ .case-hero-grid{ grid-template-columns: 1fr; } }

/* AT A GLANCE */
.glance{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin: clamp(48px, 6vw, 80px) 0;
}
.glance-cell{
  padding: 32px 32px 36px;
  border-right: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.glance-cell:last-child{ border-right: none; }
.glance-label{
  font-family: var(--f-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 11.5px;
  color: var(--ink-4);
}
.glance-title{
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0;
}
.glance-body{
  font-size: 14.5px;
  color: var(--ink-3);
  line-height: 1.55;
  margin: 0;
}
@media (max-width: 860px){ .glance{ grid-template-columns: 1fr; } .glance-cell{ border-right: none; border-bottom: 1px solid var(--rule);} .glance-cell:last-child{border-bottom:none;}}

/* PROSE */
.case-body{ padding-bottom: clamp(80px, 10vw, 140px);}
.prose{ max-width: 720px; margin: 0 auto; }
.prose h2{
  font-weight: 400;
  font-size: clamp(28px, 3.2vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin: 72px 0 24px;
}
.prose h2:first-child{ margin-top: 0; }
.prose h3{
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.015em;
  margin: 40px 0 12px;
}
.prose p{
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-2);
  margin: 0 0 20px;
  text-wrap: pretty;
}
.prose strong{ font-weight: 500; color: var(--ink); }
.prose ul{ padding-left: 20px; margin: 20px 0; }
.prose li{ font-size: 16px; color: var(--ink-2); line-height: 1.6; margin-bottom: 10px; }
.prose .callout{
  margin: 40px 0;
  padding: 32px 36px;
  background: var(--bg-dark);
  color: var(--on-dark);
  border-radius: 2px;
  display: flex;
  gap: 24px;
  align-items: stretch;
}
.prose .callout::before{
  content: "";
  flex: 0 0 3px;
  background: var(--accent-2);
}
.prose .callout-inner{
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.prose .callout-label{
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent-2);
  margin: 0;
}
.prose .callout-head{
  font-family: var(--f-sans);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--on-dark);
  margin: 0;
  text-wrap: balance;
}
.prose .callout-text{
  font-family: var(--f-sans);
  font-style: normal;
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--on-dark-2);
  margin: 0;
  max-width: 62ch;
  text-wrap: pretty;
}
.prose .eyebrow-inline{
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-4);
  margin-bottom: 6px;
}

/* PROOF POINTS */
.proofs{
  background: var(--bg-tint);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: clamp(48px, 6vw, 80px) 0;
  margin: clamp(48px, 6vw, 80px) 0;
}
.proofs-inner{ max-width: 820px; margin: 0 auto; }
.proofs-label{
  font-family: var(--f-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-4);
  margin-bottom: 28px;
}
.proof-list{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.proof-item{
  padding: 20px 20px 20px 0;
  border-top: 1px solid var(--rule);
  display: flex;
  gap: 16px;
  align-items: baseline;
  font-size: 16px;
  color: var(--ink-2);
  line-height: 1.45;
}
.proof-item:nth-child(2n) { padding-left: 30px; }
.proof-n{
  font-family: var(--f-serif);
  font-size: 18px;
  color: var(--accent);
  min-width: 20px;
}
@media (max-width: 700px){ .proof-list{ grid-template-columns: 1fr;} .proof-item:nth-child(2n){ padding-left: 0; } }

/* DIAGRAM PLACEHOLDER */
.diagram{
  margin: 40px 0;
  padding: 48px 40px;
  background: var(--bg-dark);
  color: var(--on-dark);
  border-radius: 3px;
}
.diagram-label{
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--on-dark-3);
  margin-bottom: 8px;
}
.diagram-title{
  font-size: 14px;
  color: var(--on-dark-2);
  margin-bottom: 28px;
}
.diagram svg{ width: 100%; height: auto; display: block; }

/* FOOT CTA */
.case-cta{
  padding: clamp(60px, 8vw, 100px) 0;
  background: var(--bg-dark);
  color: var(--on-dark);
  text-align: center;
}
.case-cta-inner{ max-width: 680px; margin: 0 auto; }
.case-cta h2{
  font-weight: 400;
  font-size: clamp(32px, 4vw, 52px);
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0 0 20px;
  color: var(--on-dark);
}
.case-cta p{
  font-size: 17px;
  color: var(--on-dark-2);
  margin: 0 0 32px;
  line-height: 1.5;
}
.case-cta a.btn-primary{
  background: var(--on-dark);
  color: var(--bg-dark);
  padding: 16px 26px;
}
.case-cta a.btn-primary:hover{ background: var(--accent-2); color: var(--on-dark); }

/* STUB */
.stub-body{
  padding: clamp(80px, 10vw, 160px) 0;
  max-width: 720px;
  margin: 0 auto;
}
.stub-body .note{
  background: var(--bg-tint);
  border: 1px solid var(--rule);
  padding: 24px 28px;
  border-radius: 3px;
  font-size: 15px;
  color: var(--ink-3);
  line-height: 1.55;
  margin-bottom: 40px;
}