.case-back { font-weight: 700; font-size: .82rem; }
.case-hero { width: min(calc(100% - 48px), var(--max)); min-height: 72dvh; margin: 0 auto; padding: clamp(54px, 8vw, 110px) 0 70px; display: grid; grid-template-columns: 1.45fr .55fr; align-items: end; gap: clamp(50px, 10vw, 160px); }
.case-hero h1 { max-width: 900px; margin: 0; font: 400 clamp(4rem, 8vw, 9.2rem)/.85 var(--font-serif); letter-spacing: -.07em; }
.case-hero-copy > p:last-child { max-width: 58ch; margin: 30px 0 0; color: var(--muted); font-size: 1.12rem; }
.case-facts { margin: 0; }
.case-facts div { padding: 22px 0; border-bottom: 1px solid var(--line); }
.case-facts dt { margin-bottom: 7px; color: var(--accent-dark); font: 700 .66rem var(--font-mono); text-transform: uppercase; letter-spacing: .12em; }
.case-facts dd { margin: 0; font-size: .92rem; }
.case-lead { width: min(calc(100% - 48px), 1500px); margin: 0 auto; overflow: hidden; background: #d7d5cf; }
.case-lead img { width: 100%; }
.case-narrative { display: grid; grid-template-columns: .65fr 1.35fr; gap: 10vw; }
.case-sticky { position: sticky; top: 40px; align-self: start; }
.case-sticky h2 { margin: 0; color: var(--accent-dark); font: 700 .72rem/1.3 var(--font-mono); text-transform: uppercase; letter-spacing: .12em; }
.case-prose { max-width: 800px; }
.case-prose p { color: var(--muted); font-size: 1.08rem; }
.case-prose .case-large { margin: 0 0 38px; color: var(--ink); font: 400 clamp(2.2rem, 4.2vw, 4.8rem)/1 var(--font-serif); letter-spacing: -.04em; }
.flow-section { background: var(--ink); color: var(--white); }
.flow-section h2, .screen-story > h2, .decision-intro h2, .case-outcome h2 { max-width: 920px; margin: 0; font: 400 clamp(2.8rem, 5vw, 5.8rem)/.96 var(--font-serif); letter-spacing: -.045em; }
.flow-list { margin: 80px 0 0; padding: 0; list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: rgb(255 255 255 / .24); }
.flow-list li { min-height: 220px; padding: 32px; background: var(--ink); display: flex; flex-direction: column; justify-content: space-between; }
.flow-list strong { font: 400 clamp(1.7rem, 3vw, 3.2rem)/1 var(--font-serif); }
.flow-list span { max-width: 44ch; color: rgb(255 255 255 / .65); }
.screen-story > h2 { margin-bottom: 90px; }
.screen { width: 78%; margin: 0 0 120px; }
.screen-right { margin-left: auto; width: 64%; }
.screen-full { width: 100%; }
.screen img { width: 100%; background: #d7d5cf; box-shadow: 0 30px 70px rgb(23 23 20 / .13); }
.screen figcaption { max-width: 560px; margin-top: 20px; display: grid; grid-template-columns: .5fr 1.5fr; gap: 20px; }
.screen figcaption strong { font-family: var(--font-serif); font-size: 1.15rem; }
.screen figcaption span { color: var(--muted); }
.decision-section { border-top: 1px solid var(--ink); }
.decision-intro { max-width: 850px; }
.decision-intro > p { max-width: 57ch; color: var(--muted); }
.decision-grid { margin-top: 80px; display: grid; grid-template-columns: 1.2fr .8fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.decision-grid article { min-height: 250px; padding: clamp(28px, 4vw, 52px); background: var(--paper); }
.decision-grid article:nth-child(2), .decision-grid article:nth-child(3) { background: var(--paper-deep); }
.decision-grid h3 { max-width: 14ch; margin: 0 0 38px; font: 400 clamp(1.8rem, 3vw, 3rem)/1 var(--font-serif); }
.decision-grid p { max-width: 48ch; margin: 0; color: var(--muted); }
.case-outcome { background: var(--accent); color: var(--white); }
.case-outcome .section-shell > p { margin: 0 0 35px; font: 700 .7rem var(--font-mono); text-transform: uppercase; letter-spacing: .12em; }
.case-outcome h2 { max-width: 1120px; }
.case-outcome-actions { display: flex; align-items: center; gap: 28px; margin-top: 55px; }
.case-outcome .button-primary { background: var(--ink); border-color: var(--ink); }

@media (max-width: 767px) {
  .case-back { display: none; }
  .site-header > .nav-contact { display: inline-flex; padding: 9px 11px; background: var(--ink); color: var(--white); font-size: .68rem; }
  .case-hero { width: calc(100% - 32px); min-height: auto; padding: 55px 0 70px; grid-template-columns: 1fr; gap: 50px; }
  .case-hero h1 { font-size: clamp(4rem, 18vw, 6.8rem); }
  .case-lead { width: calc(100% - 32px); overflow-x: auto; }
  .case-lead img { width: 980px; max-width: none; }
  .case-narrative { display: block; }
  .case-sticky { position: static; margin-bottom: 50px; }
  .flow-list { margin-top: 50px; grid-template-columns: 1fr; }
  .screen-story > h2 { margin-bottom: 55px; }
  .screen, .screen-right, .screen-full { width: 100%; margin: 0 0 70px; }
  .screen { overflow-x: auto; }
  .screen img { width: 850px; max-width: none; }
  .screen figcaption { position: sticky; left: 0; width: calc(100vw - 32px); grid-template-columns: 1fr; }
  .decision-grid { grid-template-columns: 1fr; }
  .case-outcome-actions { align-items: flex-start; flex-direction: column; }
}