/* Case-study additions reuse the portfolio's palette, type and spacing. */
.case-study { --accent: var(--teal); }
.case-back { color: var(--teal); font-weight: 600; text-underline-offset: 5px; }
.case-hero { padding-top: 36px; }
.case-hero__grid { display: grid; grid-template-columns: 1.15fr 1fr; align-items: center; gap: clamp(32px, 6vw, 80px); margin-top: 48px; }
.case-intro { display: grid; gap: 22px; justify-items: start; }
.case-intro h1 { font-size: clamp(3rem, 6.5vw, 5rem); line-height: 1.08; letter-spacing: -.025em; }
.case-intro > p:not(.marker) { max-width: 560px; color: var(--ink-soft); }
.case-intro .case-lead { font: 500 clamp(1.4rem, 2.5vw, 1.8rem)/1.4 var(--serif); color: var(--teal); }
.workflow-art { margin: 0; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transform: rotate(1deg); }
.workflow-art__bar { display: flex; gap: 16px; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); padding: 16px 20px; font-size: .65rem; letter-spacing: .12em; color: var(--ink-soft); }
.workflow-art__bar > span:first-child { color: var(--ochre); letter-spacing: .2em; }
.workflow-art__body { padding: 28px clamp(16px, 3vw, 40px) 20px; background: #E7ECEF; }
.workflow-node { display: grid; gap: 5px; padding: 18px 22px; background: var(--card); border: 1px solid var(--line); border-left: 3px solid var(--ochre); border-radius: 10px; }
.workflow-node > span { font-size: .65rem; letter-spacing: .12em; font-weight: 600; }
.workflow-node strong { font: 600 clamp(1.1rem, 2vw, 1.4rem)/1.3 var(--serif); }
.workflow-node small { font-size: .78rem; }
.workflow-node--blue { background: var(--teal); color: var(--card); border-color: var(--teal); border-left-color: var(--gold); }
.workflow-arrow { display: block; text-align: center; font-size: 1.5rem; color: var(--teal); line-height: 1.4; }
.workflow-art figcaption { padding: 12px; text-align: center; color: var(--ink-soft); font-size: .75rem; }
.case-facts { display: grid; grid-template-columns: repeat(4, 1fr); margin: 56px 0 0; padding: 24px 0; border-block: 1px solid var(--line); gap: 24px; }
.case-facts dt { font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-soft); margin-bottom: 6px; }
.case-facts dd { margin: 0; font-size: .95rem; font-weight: 500; }
.case-contents { background: var(--card); border-block: 1px solid var(--line); }
.case-contents .wrap { display: flex; flex-wrap: wrap; gap: 8px 32px; padding-block: 16px; }
.case-contents a { color: var(--teal); font-size: .9rem; text-underline-offset: 5px; }
.case-band { background: #DCE2E5; }
.case-split { display: grid; grid-template-columns: 1fr 1.25fr; gap: clamp(28px, 7vw, 96px); }
.case-split h2 { margin-top: 18px; }
.case-copy { display: grid; gap: 20px; align-content: start; }
.case-note { border-left: 3px solid var(--ochre); padding-left: 18px; font-size: .9rem; color: var(--ink-soft); }
.case-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-steps li { padding: 28px; background: var(--card); border-top: 3px solid var(--teal); border-radius: var(--radius); }
.case-step-number { font: 500 2.5rem/1 var(--serif); color: var(--ochre-text); }
.case-steps h3 { margin: 24px 0 14px; }
.case-steps p { color: var(--ink-soft); font-size: .96rem; }
.case-boundary { display: grid; grid-template-columns: 1fr 2fr; gap: 24px; background: var(--teal); color: var(--card); border-radius: var(--radius); padding: 32px; margin-top: 24px; }
.case-review-intro { margin-top: 24px; color: var(--ink-soft); }
.case-checks details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.case-checks details:first-child { border-top: 1px solid var(--line); }
.case-checks summary { cursor: pointer; color: var(--teal); font-weight: 600; padding: 4px; }
.case-checks details p { margin-top: 14px; padding: 0 4px; }
.case-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; margin-top: 8px; }
.case-feature { margin-bottom: 24px; border-left: 4px solid var(--teal); }
.case-feature .project__body { justify-items: start; }
@media (max-width: 860px) {
  .case-hero__grid, .case-split { grid-template-columns: 1fr; }
  .workflow-art { transform: none; max-width: 560px; width: 100%; }
  .case-facts { grid-template-columns: 1fr 1fr; }
  .case-steps { grid-template-columns: 1fr; }
  .case-boundary { grid-template-columns: 1fr; }
}
@media (max-width: 400px) {
  .case-facts { gap: 20px 12px; }
  .case-contents .wrap { gap: 12px 20px; }
  .workflow-node { padding: 16px; }
}