:root {
  --ink: #071821;
  --ink-soft: #102a36;
  --paper: #f4f7f6;
  --white: #ffffff;
  --teal: #16b8c8;
  --teal-soft: #86dbe2;
  --line: #cbd7d9;
  --muted: #51656d;
  --max: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 17px; line-height: 1.65; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid #0e7079; outline-offset: 4px; }
.skip-link { position: fixed; z-index: 100; top: 12px; left: 12px; transform: translateY(-150%); background: var(--white); padding: 10px 14px; border-radius: 4px; }
.skip-link:focus { transform: translateY(0); }

.site-header { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 32px; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: center; gap: 13px; text-decoration: none; line-height: 1; }
.brand-mark { width: 64px; height: auto; flex: 0 0 auto; }
.wordmark-copy { display: inline-flex; flex-direction: column; font-family: "Avenir Next", "Century Gothic", Futura, Montserrat, Inter, ui-sans-serif, sans-serif; }
.wordmark-copy > span { font-size: 1.38rem; font-weight: 700; letter-spacing: .23em; }
.wordmark-copy small { color: #0f737b; font-size: .75rem; font-weight: 700; letter-spacing: .16em; margin-top: 2px; }
.site-header nav { display: flex; gap: 30px; align-items: center; }
.site-header nav a { text-decoration: none; font-size: .95rem; font-weight: 650; padding: 10px 0; border-bottom: 2px solid transparent; }
.site-header nav a:hover { border-color: var(--teal); }
.menu-button { display: none; border: 1px solid var(--line); background: var(--white); color: var(--ink); padding: 9px 13px; font: inherit; font-weight: 700; border-radius: 4px; }

.hero { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; min-height: 690px; display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 70px; padding: 78px 0 92px; }
.eyebrow { margin: 0 0 20px; color: #137780; font-size: .875rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow.light { color: var(--teal-soft); }
.hero h1 { max-width: 780px; margin: 0; font-size: clamp(3rem, 5vw, 4.6rem); line-height: 1.04; letter-spacing: -.045em; font-weight: 730; }
.hero h1 span { color: #178d98; }
.lede { max-width: 700px; margin: 32px 0 38px; color: #334b54; font-size: clamp(1.08rem, 1.5vw, 1.25rem); line-height: 1.65; }
.button { display: inline-flex; align-items: center; gap: 14px; text-decoration: none; background: var(--teal); color: var(--ink); font-weight: 800; padding: 15px 20px; border-radius: 3px; transition: transform .2s ease, background .2s ease; }
.button:hover { background: var(--teal-soft); transform: translateY(-2px); }

.ecosystem-map { position: relative; aspect-ratio: 1; max-width: 520px; width: 100%; margin-inline: auto; border: 1px solid var(--line); border-radius: 50%; background: radial-gradient(circle at center, rgba(22,184,200,.12) 0 23%, transparent 24% 49%, rgba(22,184,200,.06) 50% 51%, transparent 52%); }
.ecosystem-map::before, .ecosystem-map::after { content: none; }
.map-center { position: absolute; z-index: 3; inset: 50% auto auto 50%; transform: translate(-50%, -50%); width: 43%; aspect-ratio: 1; border-radius: 50%; background: var(--ink); color: var(--white); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; box-shadow: 0 18px 50px rgba(7,24,33,.22); }
.map-center img { width: 55%; height: auto; margin: 0 0 -9px; }
.map-center strong { font-family: "Avenir Next", "Century Gothic", Futura, Montserrat, Inter, ui-sans-serif, sans-serif; font-size: clamp(1.3rem, 2vw, 1.65rem); line-height: .9; letter-spacing: .18em; margin-right: -.18em; }
.map-center span { margin-top: 1px; color: var(--teal-soft); font-size: .875rem; line-height: 1; text-transform: uppercase; letter-spacing: .08em; }
.map-node { position: absolute; z-index: 4; background: var(--white); border: 1px solid var(--line); padding: 11px 16px; border-radius: 999px; font-size: 1rem; font-weight: 750; box-shadow: 0 8px 24px rgba(7,24,33,.08); }
.node-one { top: 3%; left: 41%; }.node-two { top: 28%; right: -2%; }.node-three { bottom: 10%; right: 11%; }.node-four { bottom: 10%; left: 8%; }.node-five { top: 28%; left: -4%; }

.definition-band { background: var(--ink); color: var(--white); }
.definition-band p { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 31px 0; font-size: 1.05rem; }
.definition-band strong { color: var(--teal-soft); }
.section { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 120px 0; }
.section-heading { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; align-items: end; margin-bottom: 54px; }
.section-heading h2 { margin: 0; font-size: clamp(2.25rem, 3.7vw, 3.5rem); line-height: 1.1; letter-spacing: -.035em; }
.section-heading > p { margin: 0; color: var(--muted); font-size: 1.075rem; }

.purpose-section { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px 80px; }
.purpose-statement h2 { max-width: 690px; margin: 0; font-size: clamp(2.35rem, 4vw, 3.75rem); line-height: 1.08; letter-spacing: -.04em; }
.purpose-copy { padding-top: 48px; }
.purpose-copy p { max-width: 700px; margin: 0 0 22px; color: var(--muted); font-size: 1.075rem; }
.purpose-copy .purpose-lead { color: var(--ink); font-size: clamp(1.25rem, 1.8vw, 1.55rem); line-height: 1.48; }
.purpose-principles { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); margin-top: 24px; }
.purpose-principles article { min-height: 250px; padding: 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); }
.purpose-principles span, .value-grid span { color: #167f89; font-size: .875rem; font-weight: 800; letter-spacing: .1em; }
.purpose-principles h3, .value-grid h3 { margin: 50px 0 10px; font-size: 1.4rem; line-height: 1.25; }
.purpose-principles p, .value-grid p { margin: 0; color: var(--muted); }

.operating-model { width: 100%; padding: 120px max(24px, calc((100vw - var(--max)) / 2)); background: var(--ink); color: var(--white); }
.model-heading { display: grid; grid-template-columns: 1.12fr .88fr; gap: 28px 80px; align-items: end; margin-bottom: 58px; }
.model-heading .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.model-heading h2 { margin: 0; font-size: clamp(2.35rem, 4vw, 3.75rem); line-height: 1.08; letter-spacing: -.04em; }
.model-heading > p { margin: 0; color: #a9bac0; font-size: 1.075rem; }
.operating-stack { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-left: 1px solid #29434e; }
.operating-stack article { position: relative; min-height: 360px; padding: 30px 25px; border-right: 1px solid #29434e; border-bottom: 1px solid #29434e; background: #0b202a; }
.operating-stack article::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: var(--accent); }
.operating-stack article > span { color: var(--accent); font-size: .875rem; font-weight: 850; letter-spacing: .1em; }
.capability-icon { position: absolute; top: 27px; right: 23px; width: 38px; height: 38px; color: var(--accent); fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.operating-stack article > p:first-of-type { margin: 58px 0 8px; color: var(--accent); font-size: .875rem; font-weight: 800; letter-spacing: .075em; text-transform: uppercase; }
.operating-stack h3 { margin: 0 0 18px; font-size: clamp(1.25rem, 1.7vw, 1.55rem); line-height: 1.18; }
.operating-stack article > p:last-child { margin: 0; color: #a9bac0; font-size: .975rem; line-height: 1.65; }

.directory-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.company-card { min-height: 330px; padding: 34px; background: var(--white); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; flex-direction: column; }
.company-card.featured { grid-column: span 3; min-height: 290px; background: linear-gradient(110deg, #fff 0%, #eef9f9 100%); }
.card-index { display: flex; justify-content: space-between; gap: 20px; color: #167f89; font-size: .875rem; font-weight: 800; letter-spacing: .1em; }
.card-index span { color: var(--muted); letter-spacing: .03em; text-transform: uppercase; }
.company-logo { width: 175px; height: 86px; margin: 22px 0 8px; object-fit: contain; object-position: left center; }
.company-card.featured .company-logo { width: 195px; }
.company-card h3 { margin: 16px 0 13px; font-size: clamp(1.5rem, 2.2vw, 1.95rem); line-height: 1.22; letter-spacing: -.02em; }
.company-card p { max-width: 720px; margin: 0 0 28px; color: var(--muted); }
.company-card a { margin-top: auto; width: fit-content; text-decoration: none; color: #0e7079; font-weight: 800; border-bottom: 1px solid #63bcc4; }
.company-card a:hover { color: var(--ink); }

.visual-story { display: grid; grid-template-columns: 1fr 1fr; background: var(--ink); }
.visual-story figure { position: relative; margin: 0; min-height: 460px; overflow: hidden; }
.visual-story img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.75) contrast(1.06); }
.visual-story figure::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 42%, rgba(7,24,33,.92)); }
.visual-story figcaption { position: absolute; z-index: 2; left: 34px; right: 34px; bottom: 28px; color: var(--white); font-size: 1.2rem; font-weight: 750; }
.visual-story figcaption span { display: block; color: var(--teal-soft); font-size: .875rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 5px; }

.center-feature { display: grid; grid-template-columns: .75fr 1.25fr; gap: 70px; align-items: start; }
.center-number { position: sticky; top: 30px; color: #d8e3e4; font-weight: 850; font-size: clamp(6.5rem, 15vw, 11rem); line-height: .85; letter-spacing: -.07em; }
.center-copy { padding-top: 10px; }
.center-logo { width: 230px; height: 150px; object-fit: contain; object-position: left center; margin: -12px 0 4px; }
.center-copy h2 { margin: 0 0 26px; font-size: clamp(2.35rem, 3.9vw, 3.5rem); line-height: 1.08; letter-spacing: -.04em; }
.center-copy > p { color: #334b54; font-size: 1.075rem; }
.center-themes { display: flex; flex-wrap: wrap; gap: 10px; margin: 28px 0; }
.center-themes span { padding: 8px 11px; border: 1px solid var(--line); background: var(--white); color: #167f89; font-size: .875rem; font-weight: 800; letter-spacing: .065em; text-transform: uppercase; }
.development-note { border-left: 3px solid var(--teal); padding: 2px 0 2px 20px; margin: 28px 0 34px; font-size: .975rem !important; }
.button-dark { background: var(--ink); color: var(--white); }
.button-dark:hover { background: #173844; }

.relationship-section { width: 100%; padding: 120px max(24px, calc((100vw - var(--max)) / 2)); background: linear-gradient(135deg, #071821 0%, #102f3b 100%); color: var(--white); }
.relationship-section > header { display: grid; grid-template-columns: 1.15fr .85fr; gap: 24px 80px; align-items: end; margin-bottom: 58px; }
.relationship-section > header .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.relationship-section > header h2 { margin: 0; font-size: clamp(2.35rem, 4vw, 3.75rem); line-height: 1.08; letter-spacing: -.04em; }
.relationship-section > header > p { margin: 0; color: #b4c4ca; font-size: 1.075rem; }
.relationship-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 22px; align-items: stretch; }
.relationship-card { min-height: 330px; padding: 36px; border: 1px solid #35515b; background: rgba(255,255,255,.035); }
.relationship-card > span { color: var(--teal-soft); font-family: "Avenir Next", "Century Gothic", Futura, Montserrat, Inter, ui-sans-serif, sans-serif; font-size: .875rem; font-weight: 800; letter-spacing: .18em; }
.relationship-card h3 { max-width: 520px; margin: 66px 0 16px; font-size: clamp(1.7rem, 2.7vw, 2.45rem); line-height: 1.14; letter-spacing: -.026em; }
.relationship-card p { color: #b4c4ca; }
.relationship-card a { display: inline-block; margin-top: 12px; color: var(--teal-soft); font-weight: 800; text-decoration: none; border-bottom: 1px solid #4d8992; }
.mosaic-role { border-top: 4px solid #e83b93; }
.acsiom-role { border-top: 4px solid #5ba7ff; }
.relationship-symbol { align-self: center; color: var(--teal-soft); font-size: 2.3rem; font-weight: 300; }
.relationship-note { max-width: 850px; margin: 30px 0 0; color: #b4c4ca; }

.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.value-grid article { min-height: 270px; padding: 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); }

.site-notice { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 46px 0; color: var(--muted); font-size: .95rem; border-bottom: 1px solid var(--line); }
.site-notice p { max-width: 980px; margin: 0; }

.site-footer { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; min-height: 190px; padding: 45px 0; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: start; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 24px; }
.footer-wordmark .brand-mark { width: 58px; }
.footer-links a { text-decoration: none; font-size: .95rem; font-weight: 700; }
.site-footer > p { grid-column: 1 / -1; margin: 20px 0 0; color: var(--muted); font-size: .875rem; }

.legal-page { width: min(calc(100% - 48px), 860px); margin: 0 auto; padding: 80px 0 120px; }
.legal-page h1 { margin: 0 0 22px; font-size: clamp(2.5rem, 4.5vw, 3.75rem); line-height: 1.08; letter-spacing: -.04em; }
.legal-page h2 { margin: 44px 0 12px; font-size: 1.5rem; line-height: 1.25; }
.legal-page p, .legal-page li { color: #40565e; }
.legal-page .updated { color: #137780; font-weight: 750; }

@media (max-width: 860px) {
  .site-header { position: relative; min-height: 82px; }
  .menu-button { display: block; }
  .site-header nav { display: none; position: absolute; z-index: 10; top: 81px; left: 0; right: 0; padding: 16px; background: var(--white); border: 1px solid var(--line); box-shadow: 0 18px 40px rgba(7,24,33,.15); flex-direction: column; align-items: stretch; gap: 4px; }
  .site-header nav.open { display: flex; }
  .site-header nav.policy-nav { display: flex; position: static; padding: 0; border: 0; box-shadow: none; background: transparent; flex-direction: row; }
  .site-header nav a { padding: 12px; }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 54px; padding: 72px 0; }
  .ecosystem-map { max-width: 430px; }
  .section-heading, .center-feature, .purpose-section, .model-heading, .relationship-section > header { grid-template-columns: 1fr; gap: 34px; }
  .model-heading .eyebrow, .relationship-section > header .eyebrow { grid-column: auto; }
  .purpose-copy { padding-top: 0; }
  .operating-stack { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .directory-grid { grid-template-columns: repeat(2, 1fr); }
  .company-card.featured { grid-column: span 2; }
  .relationship-grid { grid-template-columns: 1fr; }
  .relationship-symbol { justify-self: center; line-height: 1; }
  .center-number { position: static; font-size: 8rem; }
}

@media (max-width: 620px) {
  .site-header, .hero, .section, .definition-band p, .site-notice, .site-footer, .legal-page { width: min(calc(100% - 32px), var(--max)); }
  .hero h1 { font-size: clamp(2.75rem, 13vw, 3.75rem); }
  .ecosystem-map { width: 92%; }
  .map-node { font-size: .875rem; padding: 8px 10px; }
  .directory-grid { grid-template-columns: 1fr; }
  .company-card.featured { grid-column: auto; }
  .company-card { min-height: 310px; padding: 28px; }
  .purpose-principles, .operating-stack, .value-grid { grid-template-columns: 1fr; }
  .operating-stack article { min-height: 290px; }
  .visual-story { grid-template-columns: 1fr; }
  .visual-story figure { min-height: 370px; }
  .section { padding-block: 88px; }
  .site-footer { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
  .site-footer > p { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}