/* Case study preview. Shared Felix page chrome; no new analytical chart. */
.case-study .view-nav .module-nav { background: var(--ink); color: white; }
.case-study .case-hero { padding-top: 3.5rem; padding-bottom: 1.5rem; }
.case-study .case-hero h1 { max-width: 13ch; }
.case-study .case-subtitle { margin-top: 1.15rem; font-size: 1.25rem; font-weight: 600; color: var(--teal); }
.case-study .case-hero .lede { font-size: 1.05rem; max-width: 42rem; }
.case-study .case-question h2 { font-size: 2rem; }
.case-study h2, .case-study h3 { text-wrap: balance; }
.case-study p, .case-study li, .case-study td { text-wrap: pretty; }
.case-study h2[id], .case-study section[id] { scroll-margin-top: 11.5rem; }
.case-results { margin-top: 1.5rem; }
.case-results .snapshot-heading { align-items: flex-start; }
.case-results h2 { margin: .5rem 0 0; max-width: 32ch; font-size: 1.85rem; }
.case-scope { max-width: 65rem; margin: 1rem 0; }
.case-result-wrap { max-height: min(65vh, 34rem); }
.case-points { padding-left: 1.25rem; margin: .8rem 0 1.2rem; color: var(--ink-soft); }
.case-points li { padding: .3rem 0 .3rem .15rem; }
.case-result-table th, .case-result-table td { vertical-align: middle; padding: 1.2rem 1.5rem; font-size: .95rem; }
.case-result-table tbody th { width: 46%; text-align: left; font-weight: 400; }
.case-result-table tbody td { max-width: 42ch; color: var(--ink-soft); }
.case-result-table tbody tr:nth-child(3) { background: var(--mist-2); }
.case-result-table tbody th > span, .case-result-table strong { display: block; }
.case-result-table .result-label { font-family: var(--font-mono); font-size: .75rem; text-transform: uppercase; letter-spacing: .07em; color: var(--teal-2); margin-bottom: .5rem; }
.case-result-table strong { font-family: var(--font-display); font-weight: 700; font-size: 2.1rem; letter-spacing: -.035em; line-height: 1.2; margin-bottom: .3rem; }
.case-result-table strong span { font-size: 1rem; letter-spacing: 0; color: var(--ink-soft); font-weight: 500; }
.case-toc { position: sticky; top: 4.25rem; z-index: 20; display: flex; flex-wrap: wrap; gap: .5rem 1rem; align-items: center; background: rgba(239,238,233,.98); border-block: 1px solid var(--line); padding: .85rem 0; margin-top: 2.5rem; }
.case-toc > div { display: flex; flex-wrap: wrap; gap: .3rem; }
.case-toc a { display: inline-flex; align-items: center; min-height: 2.75rem; font-size: .85rem; padding: .4rem .75rem; border-radius: 999px; text-decoration: none; background: white; }
.case-toc a:hover { background: var(--mist); }
.case-section { padding-top: 3.6rem; }
.case-section-head { margin-bottom: 1.4rem; }
.case-section-head .eyebrow { margin: 0 0 .65rem; }
.case-section-head h2 { margin: 0; font-size: clamp(1.8rem, 1.5rem + 1.4vw, 2.65rem); max-width: 29ch; }
.case-copy { max-width: 71ch; color: var(--ink-soft); }
div.case-copy > p, p.case-copy { margin: 1rem 0; }
.decision-grid, .capability-grid, .tradeoff-grid, .example-grid, .forward-grid { display: grid; gap: 1rem; margin: 1.5rem 0; }
.decision-grid { grid-template-columns: repeat(4,minmax(0,1fr)); }
.decision-grid article { border-top: 3px solid var(--teal-3); background: white; padding: 1.2rem; border-radius: 1.1rem; }
.decision-grid h3 { margin: .6rem 0; font-size: 1.1rem; }
.decision-grid p { font-size: .9rem; color: var(--ink-soft); }
.capability-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
.capability-grid article { background: white; border: 1px solid var(--line); border-radius: 1.3rem; padding: 1.4rem 1.5rem; }
.capability-grid article:first-child { background: var(--teal); border-color: var(--teal); color: white; }
.capability-grid article:first-child h3, .capability-grid article:first-child p { color: white; }
.capability-grid article:first-child .eyebrow { color: var(--lime); }
.capability-grid h3 { margin: .7rem 0; font-size: 1.3rem; }
.capability-grid p { color: var(--ink-soft); font-size: .95rem; max-width: 48ch; }
.case-finding { display: grid; grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr); gap: 2rem; padding: 1.5rem; border-radius: 1.5rem; background: var(--mist); margin: 1.5rem 0; }
.case-finding > div { min-width: 0; }
.case-big { font-family: var(--font-display); font-size: clamp(2.7rem, 2rem + 2vw, 3.8rem); font-weight: 700; letter-spacing: -.04em; line-height: 1; color: var(--teal); margin: .8rem 0; }
.case-finding > div > p:not(.case-big):not(.eyebrow) { font-size: .95rem; color: var(--ink-soft); }
.case-finding h3 { font-size: 1.5rem; margin: .4rem 0 .8rem; }
.case-finding .btn { margin-top: .7rem; }
.example-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
.example-card { display: flex; flex-direction: column; background: white; padding: 1.3rem; border-radius: 1.3rem; border-top: 4px solid var(--teal-3); }
.example-card .eyebrow { font-size: .75rem; letter-spacing: .07em; margin: 0 0 .7rem; }
.example-card h3 { font-size: 1.3rem; margin-bottom: .65rem; }
.example-card > p { font-size: .95rem; color: var(--ink-soft); }
.example-card > a { margin-top: auto; padding-top: 1rem; min-height: 2.75rem; font-size: .9rem; font-weight: 600; }
.case-reading-route { background: white; border-radius: 1rem; padding: .9rem 1.1rem; }
.architecture-flow { list-style: none; padding: 0; margin: 1.5rem 0; display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: .65rem; }
.architecture-flow li { min-width: 0; background: var(--mist); border-radius: 1.1rem; padding: 1.1rem; }
.architecture-flow span { font-family: var(--font-mono); display: block; color: var(--teal-2); font-size: .75rem; margin-bottom: .7rem; }
.architecture-flow strong { display: block; font-size: 1rem; color: var(--teal); }
.architecture-flow p { font-size: .85rem; color: var(--ink-soft); }
.tradeoff-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
.tradeoff-grid article { border-top: 1px solid var(--teal-3); padding: 1rem 0; }
.tradeoff-grid h3 { font-size: 1.1rem; }
.tradeoff-grid p { font-size: .9rem; color: var(--ink-soft); }
.case-ownership { border-top: 1px solid var(--line); padding-top: 1rem; }
.testing-highlight { display: grid; grid-template-columns: minmax(0,.7fr) minmax(0,1.3fr); gap: 2rem; padding: 1.5rem; border-radius: 1.5rem; background: white; border-top: 4px solid var(--teal); margin: 1.5rem 0; }
.testing-highlight > div { min-width: 0; }
.testing-highlight > div > p { color: var(--ink-soft); }
.testing-highlight .case-big { color: var(--teal); }
.check-example { max-width: 71ch; background: var(--mist-2); border-left: 4px solid var(--teal-2); border-radius: 0 1rem 1rem 0; padding: 1.2rem 1.4rem; margin: 1.5rem 0; }
.check-example h3 { font-size: 1.3rem; margin: .5rem 0; }
.check-example p:not(.eyebrow) { font-size: .95rem; color: var(--ink-soft); }
.testing-details { max-width: 71ch; }
.testing-details p { font-size: .95rem; }
.evidence-links { display: flex; flex-wrap: wrap; gap: .7rem 1.5rem; margin-top: 1.3rem; }
.evidence-links a { font-size: .9rem; min-height: 2.75rem; display: inline-flex; align-items: center; }
.forward-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
.forward-grid article { background: white; border-radius: 1.3rem; padding: 1.3rem; }
.forward-grid h3 { font-size: 1.2rem; margin: .6rem 0; }
.forward-grid p { font-size: .95rem; color: var(--ink-soft); }
.case-close { display: grid; grid-template-columns: minmax(0,1.5fr) minmax(0,.7fr); gap: 2rem; align-items: end; background: var(--teal); color: white; padding: 2rem; margin-top: 3rem; border-radius: 1.8rem; }
.case-close h2 { color: white; font-size: clamp(1.9rem, 1.4rem + 2vw, 3rem); margin: .8rem 0 1.2rem; line-height: 1.08; }
.case-close h2 span { font-family: var(--font-serif); color: var(--lime); font-weight: 400; font-style: italic; }
.case-close .eyebrow { color: var(--lime); }
.case-close > div > p:not(.eyebrow) { color: var(--mist); max-width: 52ch; }
.case-close .btn-row { margin-top: 1.4rem; }
.case-close .case-lime-btn { background: var(--lime); color: var(--ink); border-color: var(--lime); }
.case-close .case-light-btn { background: transparent; color: white; border-color: #ffffff70; }
.case-close-note { color: var(--mist); font-size: .85rem; border-top: 1px solid #ffffff40; padding-top: 1rem; }
.case-stack { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin: 1.5rem 0 0; }
.case-stack .chip { white-space: normal; }
.case-study-link { color: var(--mist); }
@media (max-width: 999px) {
  .case-toc { position: static; }
  .case-study h2[id], .case-study section[id] { scroll-margin-top: 5rem; }
  .decision-grid, .architecture-flow { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .example-grid { grid-template-columns: minmax(0,1fr); }
  .example-card > p { max-width: 66ch; }
}
@media (max-width: 600px) {
  .case-study .view-nav { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); }
  .case-study .view-nav a { justify-content: center; padding-inline: .5rem; }
  .case-study .case-hero { padding-top: 1.6rem; }
  .case-study .case-subtitle { font-size: 1.1rem; }
  .case-study .case-question h2 { font-size: 1.5rem; }
  .case-results h2 { font-size: 1.55rem; }
  .case-results .snapshot-heading .chip { margin-top: .5rem; }
  .case-result-table tbody th { font-size: .9rem; }
  .case-result-table strong { font-size: 1.9rem; }
  .case-result-table strong span { display: block; font-size: .9rem; margin-top: .3rem; }
  .case-toc { margin-top: 2rem; padding: 1rem 0; gap: .7rem; }
  .case-toc a { font-size: .8rem; padding-inline: .65rem; }
  .case-section { padding-top: 2.8rem; }
  .case-study h2[id], .case-study section[id] { scroll-margin-top: 1rem; }
  .case-section-head h2 { font-size: 1.8rem; }
  .decision-grid, .capability-grid, .tradeoff-grid, .architecture-flow, .forward-grid, .case-finding, .testing-highlight, .case-close { grid-template-columns: minmax(0,1fr); }
  .capability-grid article, .case-finding, .testing-highlight, .case-close { padding: 1.2rem; }
  .case-finding, .testing-highlight, .case-close { gap: 1rem; }
  .case-big { font-size: 2.8rem; }
  .architecture-flow { gap: .6rem; }
  .architecture-flow li { display: grid; grid-template-columns: 2rem minmax(0,1fr); gap: 0 .4rem; }
  .architecture-flow p { grid-column: 2; margin-top: .3rem; }
  .architecture-flow span { margin: .2rem 0; }
  .architecture-flow strong { margin: 0; }
  .case-close .btn { width: 100%; justify-content: center; }
  .case-stack .eyebrow { width: 100%; }
}

/* Business-first story: evidence remains available on demand. */
.case-study .case-hero { padding-top: 2rem; }
.case-study .case-hero h1 { max-width: 16ch; }
.case-study .case-toc { position: static; margin-top: 2rem; }
.case-study .worked-example { margin: 1.5rem 0; max-width: 74ch; }
.case-study .worked-example .example-card { border-top-color: var(--teal); }
.case-study .secondary-examples { grid-template-columns: repeat(2,minmax(0,1fr)); }
.case-study .testing-records > .testing-highlight { margin-top: 1rem; }
.case-study #architecture-details { padding-top: 1rem; }
.case-study .reference-results { margin-top: 2rem; }
.case-study .reference-results .case-results { margin-top: 1rem; }
.case-study .business-questions article:first-child { background: var(--mist); border-top: 3px solid var(--teal); }
@media (max-width: 767px) {
  .case-study .secondary-examples { grid-template-columns: minmax(0,1fr); }
  .case-study .case-toc > div { gap: .3rem; }
  .case-study .case-toc a { font-size: .8rem; padding: .4rem .6rem; }
}

/* Case-study pass 2: short explanations, concrete context and clear payment stakes. */
.case-study .scan-list { padding-left: 1.2rem; margin: .9rem 0; color: var(--ink-soft); max-width: 75ch; }
.case-study .scan-list li { padding: .35rem 0 .35rem .2rem; }
.case-study .scan-list strong { color: var(--ink); }
.case-study .example-caption { margin-top: 1rem; font-size: .8rem; color: var(--teal); border-top: 1px solid #12403c30; padding-top: .7rem; }
.case-study .payment-stakes { background: var(--teal); color: white; border-radius: 1.5rem; padding: 1.5rem; margin: 1.5rem 0; }
.case-study .payment-stakes h3 { color: white; font-size: 1.6rem; max-width: 38ch; }
.case-study .payment-stakes .eyebrow { color: var(--lime); }
.case-study .payment-stakes > p:not(.eyebrow) { max-width: 67ch; }
.case-study .payment-stakes .scan-list, .case-study .payment-stakes .scan-list strong { color: white; }
.case-study .source-note { display: inline-block; font-size: .8rem; line-height: 1.5; margin-top: .7rem; }
.case-study .payment-stakes .source-note { color: var(--mist); }
.case-study .coverage-context { background: white; border-left: 3px solid var(--teal-3); border-radius: 0 1rem 1rem 0; padding: 1rem 1.2rem; font-size: .875rem; }
.case-study .compact-list { margin-bottom: 0; }
.case-study .record-map { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: .8rem; margin: 1.5rem 0 .8rem; }
.case-study .record-map article { min-width: 0; border-top: 3px solid var(--teal-3); background: white; border-radius: 1rem; padding: 1.1rem; }
.case-study .map-step { font-size: .8rem; color: var(--teal-2); }
.case-study .record-map h3 { margin: .8rem 0; }
.case-study .record-map p { color: var(--ink-soft); font-size: .9rem; }
.case-study .handoff-explanation { margin-top: 1.5rem; padding: 1.3rem; border-radius: 1.2rem; background: var(--mist); }
.case-study .model-boundary { font-size: .875rem; border-top: 1px solid #12403c30; padding-top: .8rem; color: var(--ink-soft); max-width: 76ch; }
.case-study .case-deliverables { background: white; border-left: 3px solid var(--teal-3); border-radius: 0 1rem 1rem 0; padding: .8rem 1.2rem .8rem 2rem; }
.case-study .case-example-steps { padding-left: 1.2rem; margin: 1rem 0; }
.case-study .case-example-steps li { padding: .5rem 0 .5rem .2rem; color: var(--ink-soft); }
.case-study .example-lesson { padding: .9rem; border-radius: .8rem; background: var(--mist); }
.case-study .confidence-list { background: white; border-radius: 1.2rem; padding: 1rem 1.4rem 1rem 2.4rem; }
@media (max-width: 899px) { .case-study .record-map { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 600px) {
  .case-study .record-map { grid-template-columns: minmax(0,1fr); }
  .case-study .payment-stakes { padding: 1.2rem; }
  .case-study .payment-stakes h3 { font-size: 1.35rem; }
  .case-study .handoff-explanation { padding: 1.1rem; }
}

/* The health-plan model: a connected diagram, with a readable mobile layout. */
.roles-diagram { margin: 1.5rem 0; padding: 1.5rem; border-radius: 1.5rem; background: var(--mist); }
.roles-diagram > figcaption > span { display: block; }
.roles-diagram > figcaption > span:last-child { font-size: 1.65rem; font-weight: 650; margin-top: .4rem; }
.diagram-legend { display: flex; flex-wrap: wrap; gap: .6rem 1.5rem; font-size: .8rem; margin: 1.2rem 0 0; }
.diagram-legend > span { display: inline-flex; align-items: center; gap: .5rem; }
.diagram-legend i { display: inline-block; width: 1.7rem; border-top: 3px solid #25675b; }
.diagram-legend .legend-service { border-top: 3px dashed #17413f; }
.health-plan-svg { display: block; width: 100%; height: auto; font-family: inherit; overflow: visible; }
.health-plan-svg text { fill: var(--teal); }
.diagram-person > circle { fill: white; stroke: var(--teal-3); stroke-width: 2; }
.diagram-icon { fill: none; stroke: var(--teal); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.diagram-broker > circle { fill: var(--teal); stroke: var(--teal); }
.diagram-broker .diagram-icon { stroke: var(--lime); }
.diagram-patient > circle { fill: var(--lime); stroke: var(--teal); }
.money-path { fill: none; stroke: #25675b; stroke-width: 3; }
.service-path { fill: none; stroke: #17413f; stroke-width: 2.5; stroke-dasharray: 7 5; }
.edge-label { font-size: 16px; text-anchor: middle; }
.node-role { font-size: 12px; letter-spacing: 1px; text-anchor: middle; font-weight: 650; }
.node-name { font-size: 20px; font-weight: 650; text-anchor: middle; }
.node-detail { font-size: 14px; text-anchor: middle; }
.diagram-takeaway { font-size: 22px; font-weight: 600; }
.diagram-record-note { border-top: 1px solid var(--teal-3); padding-top: 1rem; font-size: .9rem; max-width: 85ch; }
.roles-diagram > .small { margin-top: .8rem; max-width: 85ch; }
.diagram-narrow { display: none; }
.mobile-node-role { font-size: 14px; letter-spacing: .2px; font-weight: 650; }
.mobile-node-name { font-size: 20px; font-weight: 650; }
.mobile-node-detail { font-size: 16px; }
.mobile-edge-label { font-size: 16px; }
@media (max-width: 999px) {
  .roles-diagram { padding: 1rem; }
  .diagram-wide { display: none; }
  .diagram-narrow { display: block; max-width: 28rem; margin: 1rem auto 0; }
  .roles-diagram > figcaption > span:last-child { font-size: 1.4rem; }
}

/* Record origins share the role diagram's simple connected visual language. */
.record-origins { margin: 1.5rem 0; padding: 1.5rem; background: white; border: 1px solid var(--line); border-radius: 1.5rem; }
.record-origins h3 { font-size: 1.5rem; margin: .5rem 0 0; }
.records-svg { display: block; width: 100%; height: auto; font-family: inherit; }
.records-svg text { fill: var(--teal); }
.record-links { fill: none; stroke: #25675b; stroke-width: 2.5; stroke-linejoin: round; }
.record-party { font-size: 19px; font-weight: 650; }
.record-name { font-size: 22px; font-weight: 600; }
.record-fields { font-size: 17px; }
.record-centered { text-anchor: middle; }
.record-hub { fill: var(--teal); }
.record-hub-icon { fill: none; stroke: var(--lime); stroke-width: 4; stroke-linejoin: round; }
.record-response { padding: 1rem 0; border-top: 1px solid var(--line); font-size: .9rem; max-width: 78ch; }
.record-origins > .small { max-width: 85ch; }
.records-narrow { display: none; }
@media (max-width: 999px) {
  .record-origins { padding: 1rem; }
  .records-wide { display: none; }
  .records-narrow { display: block; max-width: 28rem; margin: 1rem auto; }
  .records-narrow .record-party { font-size: 18px; }
  .records-narrow .record-name { font-size: 19px; }
  .records-narrow .record-fields { font-size: 16px; }
}