:root {
  --paper: #f7f5f0;
  --paper-deep: #eeece5;
  --white: #fffefa;
  --ink: #19242b;
  --navy: #172b3a;
  --slate: #40505a;
  --muted: #647179;
  --line: #cbd0cc;
  --line-strong: #8e9aa0;
  --cre: #8b5338;
  --travel: #196d70;
  --health: #405f83;
  --focus: #b85c22;
  --shell: 1180px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }

a:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

.shell {
  width: min(calc(100% - 48px), var(--shell));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-160%);
}

.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: rgba(247, 245, 240, 0.96);
}

.header-inner {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.wordmark {
  color: var(--navy);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-decoration: none;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.primary-nav a {
  color: var(--slate);
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration: none;
}

.primary-nav a:hover { color: var(--ink); }

.hero { padding: 104px 0 0; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(310px, 0.65fr);
  gap: clamp(48px, 8vw, 104px);
  align-items: end;
}

.eyebrow {
  margin: 0 0 17px;
  color: var(--health);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  line-height: 1.4;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 790px;
  font-size: clamp(3.35rem, 6.4vw, 5.4rem);
  line-height: 0.98;
}

h2 {
  font-size: clamp(2.25rem, 4.2vw, 3.8rem);
  line-height: 1.05;
}

h3 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.35;
}

p { margin: 0 0 1em; }

.hero-support {
  padding-bottom: 7px;
  color: var(--slate);
}

.hero-support .lede {
  color: var(--ink);
  font-size: 1.14rem;
  line-height: 1.52;
}

.text-link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  border-bottom: 1px solid currentColor;
  color: var(--navy);
  font-size: 0.84rem;
  font-weight: 800;
  line-height: 1.8;
  text-decoration: none;
}

.text-link:hover { color: var(--focus); }

.sector-line {
  margin-top: 86px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--navy);
  border-bottom: 1px solid var(--line);
}

.sector-line span {
  padding: 17px 20px 18px 0;
  color: var(--slate);
  font-size: 0.77rem;
  font-weight: 800;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.sector-line span + span {
  border-left: 1px solid var(--line);
  padding-left: 20px;
}

.section {
  padding: 96px 0;
  border-bottom: 1px solid var(--line);
}

.section-heading {
  max-width: 800px;
  margin-bottom: 55px;
}

.section-heading > p:last-child {
  max-width: 660px;
  margin: 25px 0 0;
  color: var(--slate);
}

.practice-list { border-top: 1px solid var(--navy); }

.practice-row {
  display: grid;
  grid-template-columns: 62px minmax(250px, 0.9fr) minmax(300px, 1.1fr);
  gap: 36px;
  padding: 34px 0 36px;
  border-bottom: 1px solid var(--line);
}

.practice-number {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.practice-type {
  margin: 0 0 8px;
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.practice-title h3 {
  max-width: 360px;
  font-family: var(--serif);
  font-size: 1.75rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.12;
}

.practice-copy { color: var(--slate); }

.practice-copy p { max-width: 560px; }

.practice-cre .practice-type { color: var(--cre); }
.practice-travel .practice-type { color: var(--travel); }
.practice-health .practice-type { color: var(--health); }

.approach { background: var(--white); }

.approach-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(340px, 1.1fr);
  gap: clamp(54px, 9vw, 120px);
}

.approach-body { color: var(--slate); }

.approach-body > p:first-child {
  color: var(--ink);
  font-size: 1.12rem;
}

.principle-pair {
  margin-top: 38px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.principle-pair > div {
  padding-top: 18px;
  border-top: 1px solid var(--navy);
}

.principle-pair p {
  margin-top: 8px;
  font-size: 0.91rem;
}

.engagements { background: var(--paper-deep); }

.compact-heading { margin-bottom: 44px; }

.engagement-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--navy);
  list-style: none;
  counter-reset: engagements;
}

.engagement-list li {
  display: grid;
  grid-template-columns: minmax(180px, 0.55fr) minmax(0, 1.45fr);
  gap: 36px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  counter-increment: engagements;
}

.engagement-list span {
  color: var(--navy);
  font-weight: 800;
}

.engagement-list span::before {
  content: "0" counter(engagements) "  ";
  margin-right: 16px;
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}

.engagement-list p {
  max-width: 700px;
  margin: 0;
  color: var(--slate);
}

.closer { background: var(--navy); color: var(--white); }

.closer-grid {
  display: grid;
  grid-template-columns: 0.3fr minmax(300px, 0.85fr) minmax(280px, 0.65fr);
  gap: 46px;
  align-items: start;
}

.closer .eyebrow { color: #b7cbd9; }
.closer h2 { color: var(--white); font-size: clamp(2.2rem, 3.5vw, 3.15rem); }
.closer p:last-child { color: #cfdae1; }

.site-footer { background: #0e202c; color: #bac8d0; }

.footer-inner {
  min-height: 84px;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 32px;
  align-items: center;
}

.footer-wordmark { color: var(--white); }
.footer-inner p { margin: 0; font-size: 0.75rem; }

/* Industry pages */

.primary-nav [aria-current="page"] {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 6px;
}

.page-hero { padding: 90px 0 0; }

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: clamp(48px, 8vw, 104px);
  align-items: end;
}

.page-hero h1 {
  max-width: 820px;
  font-size: clamp(3.2rem, 6.1vw, 5.25rem);
}

.page-hero-copy { color: var(--slate); }

.page-hero-copy .lede {
  color: var(--ink);
  font-size: 1.14rem;
  line-height: 1.52;
}

.outcome-strip {
  margin-top: 78px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--navy);
  border-bottom: 1px solid var(--line);
}

.outcome-strip span {
  padding: 16px 20px 17px 0;
  color: var(--slate);
  font-size: 0.78rem;
  font-weight: 800;
}

.outcome-strip span + span {
  border-left: 1px solid var(--line);
  padding-left: 20px;
}

.cre-page .page-hero .eyebrow,
.cre-page .industry-intro .eyebrow,
.cre-page .service-scope .eyebrow,
.cre-page .next-step .eyebrow { color: var(--cre); }

.travel-page .page-hero .eyebrow,
.travel-page .industry-intro .eyebrow,
.travel-page .service-scope .eyebrow,
.travel-page .next-step .eyebrow { color: var(--travel); }

.healthcare-page .page-hero .eyebrow,
.healthcare-page .industry-intro .eyebrow,
.healthcare-page .service-scope .eyebrow,
.healthcare-page .next-step .eyebrow { color: var(--health); }

.split-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(340px, 1.05fr);
  gap: clamp(54px, 9vw, 120px);
}

.split-intro h2 { font-size: clamp(2.35rem, 4vw, 3.5rem); }

.long-copy {
  padding-top: 31px;
  color: var(--slate);
}

.long-copy p:first-child {
  color: var(--ink);
  font-size: 1.1rem;
}

.service-scope { background: var(--white); }

.scope-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--navy);
}

.scope-grid article {
  min-height: 265px;
  padding: 25px 28px 28px 0;
  border-bottom: 1px solid var(--line);
}

.scope-grid article:not(:nth-child(3n + 1)) {
  border-left: 1px solid var(--line);
  padding-left: 28px;
}

.scope-number {
  margin: 0 0 27px;
  color: var(--muted);
  font-size: 0.69rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.scope-grid h3,
.proof-list h3 {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

.scope-grid article > p:last-child,
.proof-list article > p:last-child {
  margin: 12px 0 0;
  color: var(--slate);
  font-size: 0.91rem;
}

.domain-principle { background: var(--paper-deep); }

.domain-principle-grid,
.product-evidence-grid,
.standards-grid,
.research-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(340px, 1.1fr);
  gap: clamp(54px, 9vw, 120px);
}

.domain-principle-grid > div:last-child,
.product-evidence-grid > div:last-child,
.research-grid > div:last-child {
  color: var(--slate);
}

.domain-principle-grid > div:last-child > p:first-child,
.product-evidence-grid .lede {
  color: var(--ink);
  font-size: 1.1rem;
}

.contrast-list,
.standards-list {
  margin: 38px 0 0;
  border-top: 1px solid var(--navy);
}

.contrast-list > div,
.standards-list > div {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 25px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.contrast-list dt,
.standards-list dt {
  color: var(--navy);
  font-size: 0.86rem;
  font-weight: 800;
}

.contrast-list dd,
.standards-list dd {
  margin: 0;
  color: var(--slate);
  font-size: 0.9rem;
}

.path-list {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--navy);
  list-style: none;
}

.path-list li {
  min-height: 225px;
  padding: 23px 26px 25px 0;
  border-bottom: 1px solid var(--line);
}

.path-list li + li {
  border-left: 1px solid var(--line);
  padding-left: 26px;
}

.path-list span {
  color: var(--navy);
  font-weight: 800;
}

.path-list p {
  margin: 16px 0 0;
  color: var(--slate);
  font-size: 0.91rem;
}

.product-evidence { background: var(--navy); color: var(--white); }
.product-evidence h2 { color: var(--white); }
.product-evidence .eyebrow { color: #9fd1cf; }
.product-evidence-grid > div:last-child { color: #cbd9df; }
.product-evidence-grid .lede { color: var(--white); }
.product-evidence .text-link { color: var(--white); }

.ownership-note {
  margin-top: 64px;
  display: grid;
  grid-template-columns: minmax(220px, 0.55fr) minmax(0, 1.45fr);
  gap: 30px;
  padding: 20px 0;
  border-top: 1px solid var(--health);
  border-bottom: 1px solid var(--line);
}

.ownership-note strong { color: var(--health); }
.ownership-note span { color: var(--slate); }

.proof-section { background: var(--paper-deep); }

.proof-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--navy);
}

.proof-list article {
  padding: 25px 28px 27px 0;
  border-bottom: 1px solid var(--line);
}

.proof-list article + article {
  border-left: 1px solid var(--line);
  padding-left: 28px;
}

.standards-section { background: var(--white); }
.standards-list { margin-top: 0; }

.research-section { background: var(--paper-deep); }

.qualification {
  padding-left: 17px;
  border-left: 2px solid var(--health);
  color: var(--ink);
  font-size: 0.88rem;
  font-style: italic;
}

.next-step { background: var(--navy); color: var(--white); }

.next-step-grid {
  display: grid;
  grid-template-columns: 0.28fr minmax(320px, 1fr) 0.4fr;
  gap: 42px;
  align-items: start;
}

.next-step h2 {
  color: var(--white);
  font-size: clamp(2.15rem, 3.5vw, 3.05rem);
}

.next-step .text-link { justify-self: end; color: var(--white); }

/* Expanded enterprise narrative */

.wide-heading { max-width: 940px; }

.wide-heading > p:last-child { max-width: 780px; }

.hero-links {
  margin-top: 31px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px 30px;
}

.secondary-link { color: var(--slate); }

.challenge-section,
.engagement-scale,
.data-foundation-section,
.lifecycle-section { background: var(--paper-deep); }

.challenge-grid,
.engagement-cards,
.buyer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--navy);
}

.challenge-grid article,
.engagement-cards article,
.buyer-grid article {
  min-height: 225px;
  padding: 25px 28px 27px 0;
  border-bottom: 1px solid var(--line);
}

.challenge-grid article:not(:nth-child(3n + 1)),
.engagement-cards article:not(:nth-child(3n + 1)),
.buyer-grid article:not(:nth-child(3n + 1)) {
  border-left: 1px solid var(--line);
  padding-left: 28px;
}

.challenge-grid h3,
.engagement-cards h3,
.buyer-grid h3 {
  font-family: var(--serif);
  font-size: 1.32rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

.challenge-grid article > p:last-child,
.engagement-cards article > p:last-child,
.buyer-grid article > p:last-child {
  margin: 13px 0 0;
  color: var(--slate);
  font-size: 0.9rem;
}

.buyer-grid article { min-height: 205px; }

.capability-overview,
.build-systems,
.evidence-section,
.standards-section { background: var(--white); }

.capability-bands,
.evidence-list,
.control-list,
.capability-chapters,
.case-study-list { border-top: 1px solid var(--navy); }

.capability-bands article {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 32px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.capability-bands article > span {
  color: var(--muted);
  font-size: 0.69rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.capability-bands h3 {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

.capability-bands article > div {
  display: grid;
  grid-template-columns: minmax(230px, 0.65fr) minmax(0, 1.35fr);
  gap: 34px;
}

.capability-bands p {
  margin: 0;
  color: var(--slate);
  font-size: 0.92rem;
}

.section-action { margin: 35px 0 0; }

.audience-line {
  margin: 15px 0 0;
  color: var(--muted);
  font-size: 0.77rem;
  font-weight: 700;
  letter-spacing: 0.015em;
  line-height: 1.55;
}

.compact-list {
  max-width: 560px;
  margin: 14px 0 21px;
  padding-left: 18px;
  color: var(--slate);
  font-size: 0.88rem;
}

.compact-list li + li { margin-top: 5px; }

.evidence-grid,
.control-grid,
.data-foundation-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1.15fr);
  gap: clamp(54px, 9vw, 120px);
}

.evidence-list article {
  padding: 20px 0 21px;
  border-bottom: 1px solid var(--line);
}

.evidence-list h3 {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 500;
}

.evidence-list p {
  margin: 8px 0 0;
  color: var(--slate);
  font-size: 0.91rem;
}

.control-section { background: var(--paper); }

.control-grid .lede,
.data-foundation-grid .lede {
  color: var(--ink);
  font-size: 1.1rem;
}

.control-list {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.control-list li {
  display: grid;
  grid-template-columns: minmax(180px, 0.55fr) minmax(0, 1.45fr);
  gap: 24px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.control-list strong { color: var(--navy); font-size: 0.88rem; }
.control-list span { color: var(--slate); font-size: 0.9rem; }

.outcome-strip.outcome-four { grid-template-columns: repeat(4, 1fr); }
.outcome-strip.outcome-five { grid-template-columns: repeat(5, 1fr); }

.scope-qualification {
  max-width: 880px;
  margin: 34px 0 0;
}

.signal-list,
.detail-list {
  margin: 23px 0 27px;
  padding-left: 20px;
  color: var(--slate);
}

.signal-list li + li,
.detail-list li + li { margin-top: 8px; }

.deep-scope-grid article { min-height: 315px; }

.deep-scope-grid article > p:last-child { font-size: 0.88rem; }

.two-column-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px 42px;
}

.two-column-list li + li { margin-top: 0; }

.pull-quote {
  margin: 32px 0 0;
  padding: 17px 0 0;
  border-top: 1px solid var(--navy);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.28rem;
  line-height: 1.4;
}

.architecture-note {
  max-width: 520px;
  margin-top: 24px;
  color: var(--slate);
}

.capabilities-page .page-hero .eyebrow,
.capabilities-page .industry-intro .eyebrow,
.capabilities-page .service-scope .eyebrow,
.capabilities-page .next-step .eyebrow { color: var(--navy); }

.capability-chapter {
  display: grid;
  grid-template-columns: minmax(250px, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(45px, 8vw, 100px);
  padding: 31px 0 34px;
  border-bottom: 1px solid var(--line);
}

.chapter-heading {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
}

.chapter-heading h3 {
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

.chapter-copy > p:first-child {
  margin-bottom: 17px;
  color: var(--ink);
  font-size: 1.02rem;
}

.chapter-copy .detail-list {
  margin: 0;
  font-size: 0.9rem;
}

.system-grid article { min-height: 245px; }

.proof-list-secondary { border-top: 0; }

.lifecycle-flow {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  border-top: 1px solid var(--navy);
  border-bottom: 1px solid var(--line);
  list-style: none;
}

.lifecycle-flow li {
  padding: 19px 12px;
  color: var(--navy);
  font-size: 0.76rem;
  font-weight: 800;
  text-align: center;
  text-transform: uppercase;
}

.lifecycle-flow li + li { border-left: 1px solid var(--line); }

.lifecycle-note {
  max-width: 760px;
  margin: 25px 0 0;
  color: var(--slate);
}

.case-study-list article {
  display: grid;
  grid-template-columns: 55px minmax(260px, 0.85fr) minmax(320px, 1.15fr);
  gap: 30px;
  padding: 31px 0 34px;
  border-bottom: 1px solid var(--line);
}

.case-study-list h3 {
  margin-bottom: 21px;
  font-family: var(--serif);
  font-size: 1.48rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

.case-study-list p:not(.scope-number):not(.case-label) {
  color: var(--slate);
  font-size: 0.9rem;
}

.case-label {
  margin: 0 0 5px;
  color: var(--health);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.case-study-list .case-label:not(:first-child) { margin-top: 20px; }

@media (max-width: 860px) {
  body { font-size: 16px; }

  .hero { padding-top: 72px; }

  .hero-grid,
  .approach-grid,
  .closer-grid,
  .page-hero-grid,
  .split-intro,
  .domain-principle-grid,
  .product-evidence-grid,
  .standards-grid,
  .research-grid,
  .evidence-grid,
  .control-grid,
  .data-foundation-grid,
  .capability-chapter,
  .case-study-list article,
  .next-step-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .hero-main { max-width: 720px; }
  .hero-support { max-width: 620px; }

  .practice-row {
    grid-template-columns: 46px 1fr;
    gap: 22px;
  }

  .practice-copy { grid-column: 2; }

  .challenge-grid,
  .engagement-cards,
  .buyer-grid { grid-template-columns: repeat(2, 1fr); }

  .challenge-grid article:not(:nth-child(3n + 1)),
  .engagement-cards article:not(:nth-child(3n + 1)),
  .buyer-grid article:not(:nth-child(3n + 1)) {
    border-left: 0;
    padding-left: 0;
  }

  .challenge-grid article:nth-child(even),
  .engagement-cards article:nth-child(even),
  .buyer-grid article:nth-child(even) {
    border-left: 1px solid var(--line);
    padding-left: 28px;
  }

  .capability-bands article { grid-template-columns: 46px 1fr; gap: 22px; }
  .capability-bands article > div { grid-template-columns: 1fr; gap: 9px; }

  .outcome-strip.outcome-four,
  .outcome-strip.outcome-five { grid-template-columns: repeat(2, 1fr); }

  .outcome-strip.outcome-four span,
  .outcome-strip.outcome-five span,
  .outcome-strip.outcome-four span + span,
  .outcome-strip.outcome-five span + span {
    padding: 16px 20px 17px 0;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .outcome-strip.outcome-four span:nth-child(even),
  .outcome-strip.outcome-five span:nth-child(even) {
    border-left: 1px solid var(--line);
    padding-left: 20px;
  }

  .outcome-strip.outcome-four span:nth-last-child(-n + 2),
  .outcome-strip.outcome-five span:last-child { border-bottom: 0; }

  .lifecycle-flow { grid-template-columns: repeat(3, 1fr); }

  .lifecycle-flow li:nth-child(3n + 1) { border-left: 0; }

  .scope-grid { grid-template-columns: repeat(2, 1fr); }

  .scope-grid article:not(:nth-child(3n + 1)) {
    border-left: 0;
    padding-left: 0;
  }

  .scope-grid article:nth-child(even) {
    border-left: 1px solid var(--line);
    padding-left: 28px;
  }

  .path-list { grid-template-columns: repeat(2, 1fr); }
  .path-list li:nth-child(3) { border-left: 0; padding-left: 0; }

  .next-step .text-link { justify-self: start; }

  .closer-grid { max-width: 720px; }

  .footer-inner {
    grid-template-columns: 1fr auto;
    padding: 22px 0;
  }

  .footer-inner p:first-of-type {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

@media (max-width: 620px) {
  .shell { width: min(calc(100% - 32px), var(--shell)); }

  .site-header { position: static; }

  .header-inner {
    min-height: auto;
    padding: 19px 0 16px;
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .primary-nav {
    width: 100%;
    gap: 18px;
    overflow-x: auto;
    padding-bottom: 3px;
  }

  .primary-nav a { white-space: nowrap; }

  .hero { padding-top: 55px; }

  h1 { font-size: clamp(2.75rem, 14vw, 3.55rem); }

  .sector-line {
    margin-top: 56px;
    grid-template-columns: 1fr;
  }

  .sector-line span,
  .sector-line span + span {
    padding: 12px 0;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .sector-line span:last-child { border-bottom: 0; }

  .outcome-strip,
  .ownership-note,
  .scope-grid,
  .proof-list,
  .path-list,
  .challenge-grid,
  .engagement-cards,
  .buyer-grid,
  .outcome-strip.outcome-four,
  .outcome-strip.outcome-five,
  .lifecycle-flow,
  .two-column-list {
    grid-template-columns: 1fr;
  }

  .outcome-strip span,
  .outcome-strip span + span {
    padding: 12px 0;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .outcome-strip span:last-child { border-bottom: 0; }

  .outcome-strip.outcome-four span,
  .outcome-strip.outcome-five span,
  .outcome-strip.outcome-four span + span,
  .outcome-strip.outcome-five span + span,
  .outcome-strip.outcome-four span:nth-child(even),
  .outcome-strip.outcome-five span:nth-child(even) {
    padding: 12px 0;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .outcome-strip.outcome-four span:nth-last-child(-n + 2) { border-bottom: 1px solid var(--line); }

  .outcome-strip.outcome-four span:last-child,
  .outcome-strip.outcome-five span:last-child { border-bottom: 0; }

  .ownership-note { gap: 8px; }

  .challenge-grid article,
  .challenge-grid article:not(:nth-child(3n + 1)),
  .challenge-grid article:nth-child(even),
  .engagement-cards article,
  .engagement-cards article:not(:nth-child(3n + 1)),
  .engagement-cards article:nth-child(even),
  .buyer-grid article,
  .buyer-grid article:not(:nth-child(3n + 1)),
  .buyer-grid article:nth-child(even) {
    min-height: auto;
    padding: 23px 0 25px;
    border-left: 0;
  }

  .capability-bands article {
    grid-template-columns: 34px 1fr;
    gap: 15px;
  }

  .control-list li { grid-template-columns: 1fr; gap: 5px; }

  .capability-chapter,
  .case-study-list article { gap: 18px; }

  .chapter-heading { grid-template-columns: 34px 1fr; }

  .lifecycle-flow li,
  .lifecycle-flow li + li,
  .lifecycle-flow li:nth-child(3n + 1) {
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .lifecycle-flow li:last-child { border-bottom: 0; }

  .section { padding: 70px 0; }

  .section-heading { margin-bottom: 38px; }

  .practice-row {
    grid-template-columns: 34px 1fr;
    gap: 15px;
    padding: 27px 0 29px;
  }

  .practice-title h3 { font-size: 1.5rem; }

  .scope-grid article,
  .scope-grid article:not(:nth-child(3n + 1)),
  .scope-grid article:nth-child(even),
  .proof-list article,
  .proof-list article + article,
  .path-list li,
  .path-list li + li,
  .path-list li:nth-child(3) {
    min-height: auto;
    padding: 23px 0 25px;
    border-left: 0;
  }

  .contrast-list > div,
  .standards-list > div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .principle-pair { grid-template-columns: 1fr; gap: 20px; }

  .engagement-list li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .footer-inner p:first-of-type {
    grid-column: auto;
    grid-row: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

@media print {
  body { background: #fff; font-size: 11pt; }
  .site-header { position: static; }
  .section, .hero { padding: 34px 0; }
  .primary-nav { display: none; }
}