:root {
  --navy-950: #0c1b2b;
  --navy-900: #253c54;
  --navy-800: #314f6b;
  --teal-900: #2d5e59;
  --teal-800: #356c65;
  --teal-700: #467a72;
  --teal-600: #568d84;
  --teal-100: #e7f1ef;
  --teal-050: #f2f7f6;
  --gold-700: #8b7846;
  --gold-500: #b9a970;
  --gold-200: #dfd4ad;
  --gold-100: #f2eddd;
  --ink: #17242f;
  --muted: #60717a;
  --border: #dce5e3;
  --surface: #f7f8f6;
  --surface-warm: #faf8f2;
  --white: #ffffff;
  --error: #a62929;
  --shadow-xs: 0 4px 16px rgba(19, 45, 57, 0.05);
  --shadow-sm: 0 12px 34px rgba(19, 45, 57, 0.08);
  --shadow-md: 0 24px 70px rgba(19, 45, 57, 0.13);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --container: 1240px;
  --reading: 780px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--teal-900); text-underline-offset: .18em; }
a:hover { color: var(--navy-900); }
img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
:focus-visible { outline: 3px solid var(--gold-500); outline-offset: 3px; }

.skip-link { position: fixed; top: 12px; left: 12px; z-index: 1000; padding: 10px 14px; border-radius: 10px; background: var(--white); color: var(--navy-900); box-shadow: var(--shadow-sm); transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.prose { width: min(100%, var(--reading)); }
.prose--wide { width: min(100%, 1000px); }

h1, h2, h3, h4 { margin: 0 0 .55em; color: var(--navy-900); font-family: var(--serif); line-height: 1.11; letter-spacing: -.024em; }
h1 { font-size: clamp(2.3rem, 3.8vw, 3.55rem); }
h2 { font-size: clamp(1.82rem, 2.6vw, 2.45rem); }
h3 { font-size: clamp(1.18rem, 1.55vw, 1.48rem); }
p { margin: 0 0 1.08em; }
.lead { font-size: clamp(1.08rem, 1.55vw, 1.28rem); color: #40545c; }
.eyebrow { margin-bottom: 13px; color: var(--gold-700); font-size: .74rem; font-weight: 850; letter-spacing: .17em; text-transform: uppercase; }
.muted { color: var(--muted); }

.icon { width: 24px; height: 24px; flex: 0 0 auto; }
.icon--sm { width: 18px; height: 18px; }
.icon--xs { width: 15px; height: 15px; }
.icon--node { width: 27px; height: 27px; }
.icon-badge { display: grid; width: 46px; height: 46px; place-items: center; margin-bottom: 20px; border: 1px solid rgba(70,122,114,.2); border-radius: 14px; background: linear-gradient(145deg, var(--teal-100), #fff); color: var(--teal-800); box-shadow: var(--shadow-xs); }

.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.button { display: inline-flex; min-height: 46px; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; border: 1px solid transparent; border-radius: 12px; text-decoration: none; font-size: .92rem; font-weight: 760; transition: transform 160ms ease, background 160ms ease, border 160ms ease, box-shadow 160ms ease; }
.button:hover { transform: translateY(-2px); box-shadow: var(--shadow-xs); }
.button--primary { background: var(--teal-800); color: var(--white); }
.button--primary:hover { background: var(--teal-900); color: var(--white); }
.button--secondary { border-color: rgba(37,60,84,.28); background: rgba(255,255,255,.55); color: var(--navy-900); }
.button--secondary:hover { border-color: var(--teal-700); background: var(--teal-050); }
.button--light { background: var(--white); color: var(--navy-900); }
.button--small { min-height: 40px; padding: 7px 13px; border-radius: 10px; font-size: .82rem; }
.text-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 760; text-decoration: none; }

.site-header { position: relative; z-index: 100; background: rgba(255,255,255,.98); border-top: 3px solid var(--teal-700); border-bottom: 1px solid var(--border); box-shadow: 0 2px 18px rgba(20,43,55,.035); }
.site-header__brandbar { border-bottom: 1px solid rgba(220,229,227,.85); background: linear-gradient(90deg, #fff, var(--teal-050)); }
.brandbar__inner { display: flex; min-height: 78px; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 20px; color: var(--navy-900); text-decoration: none; }
.brand__logo { width: 220px; height: auto; object-fit: contain; }
.brand__tagline { padding-left: 18px; border-left: 1px solid var(--border); color: var(--muted); font-size: .66rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; white-space: nowrap; }
.nav-toggle { display: none; align-items: center; gap: 8px; border: 0; background: transparent; cursor: pointer; }
.nav-toggle__label { color: var(--navy-900); font-size: .78rem; font-weight: 800; text-transform: uppercase; }
.nav-toggle__icon { display: grid; gap: 4px; }
.nav-toggle__icon span { width: 22px; height: 2px; border-radius: 3px; background: var(--teal-800); }

.site-header__navrow { background: rgba(255,255,255,.96); }
.navrow__inner { display: flex; min-height: 58px; align-items: stretch; justify-content: space-between; gap: 18px; }
.primary-nav { display: flex; align-items: stretch; }
.primary-nav__list { display: flex; margin: 0; padding: 0; list-style: none; }
.primary-nav__item { display: flex; align-items: stretch; }
.primary-nav__mobile-cta { display: none; }
.primary-nav__linkwrap { display: flex; align-items: stretch; }
.primary-nav__link { display: inline-flex; align-items: center; padding: 0 9px; color: var(--navy-900); text-decoration: none; font-size: .76rem; font-weight: 820; letter-spacing: .045em; text-transform: uppercase; border-bottom: 3px solid transparent; }
.primary-nav__link:hover { color: var(--teal-800); }
.primary-nav__item.is-active .primary-nav__link { color: var(--teal-800); border-bottom-color: var(--gold-500); }
.mega-toggle { width: 24px; padding: 0; border: 0; background: transparent; color: var(--navy-900); cursor: pointer; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-search { display: inline-flex; align-items: center; gap: 6px; color: var(--navy-900); font-size: .8rem; font-weight: 750; text-decoration: none; }
.header-contact { white-space: nowrap; }

.mega-menu { position: absolute; top: 100%; left: 0; right: 0; padding: 28px 0 34px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: rgba(255,255,255,.99); box-shadow: var(--shadow-md); }
.mega-menu__inner { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)) minmax(220px,.9fr); gap: 32px; }
.mega-menu__heading { margin-bottom: 12px; color: var(--teal-800); font-size: .73rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.mega-menu ul { margin: 0; padding: 0; list-style: none; }
.mega-menu li + li { margin-top: 8px; }
.mega-menu a { color: var(--ink); text-decoration: none; }
.mega-menu a:hover { color: var(--teal-800); }
.mega-menu__feature { padding: 22px; border: 1px solid var(--border); border-radius: var(--radius-md); background: linear-gradient(145deg, var(--teal-050), #fff); }

.section { padding: 76px 0; }
.section--white { background: var(--white); }
.section--soft { background: linear-gradient(180deg, var(--teal-050), var(--surface)); }
.section--green { background: linear-gradient(135deg, var(--navy-950), var(--navy-900) 58%, var(--teal-900)); color: rgba(255,255,255,.9); }
.section--green h2, .section--green h3, .section--green a { color: var(--white); }
.section--green .eyebrow { color: var(--gold-200); }
.section--green .lead { color: rgba(255,255,255,.84); }
.section__heading { max-width: 800px; margin-bottom: 40px; }
.section__heading p:last-child { margin-bottom: 0; }

.hero { position: relative; overflow: hidden; padding: 56px 0 64px; background: linear-gradient(110deg, #fff 0%, #fbfaf6 46%, var(--teal-050) 100%); }
.hero::before { content:""; position:absolute; inset:auto -9% -35% auto; width:520px; height:520px; border-radius:50%; background: radial-gradient(circle, rgba(70,122,114,.13), transparent 68%); }
.hero::after { content:""; position:absolute; top:-170px; right:16%; width:330px; height:330px; border:1px solid rgba(185,169,112,.28); border-radius:50%; }
.hero__inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0,1.12fr) minmax(390px,.88fr); gap: 62px; align-items: center; }
.hero__copy { max-width: 735px; }
.hero__lead { max-width: 690px; color: #425761; font-size: clamp(1.04rem,1.25vw,1.18rem); line-height: 1.72; }
.hero h1 { max-width: 690px; font-size: clamp(2.65rem,3.65vw,3.45rem); line-height: 1.035; }

.interface-map { position: relative; min-height: 410px; max-width: 470px; margin-inline: auto; border: 1px solid rgba(70,122,114,.2); border-radius: 34px; background: linear-gradient(145deg, rgba(255,255,255,.94), rgba(231,241,239,.72)); box-shadow: var(--shadow-md); isolation: isolate; }
.interface-map__mesh { position:absolute; inset:20px; border-radius:26px; opacity:.34; background-image: linear-gradient(rgba(70,122,114,.13) 1px, transparent 1px), linear-gradient(90deg, rgba(70,122,114,.13) 1px, transparent 1px); background-size:32px 32px; }
.interface-map::before, .interface-map::after { content:""; position:absolute; inset:50% auto auto 50%; z-index:0; background:linear-gradient(90deg, rgba(70,122,114,.12), var(--teal-700), rgba(70,122,114,.12)); transform:translate(-50%,-50%); }
.interface-map::before { width:68%; height:1px; }
.interface-map::after { width:1px; height:68%; background:linear-gradient(rgba(70,122,114,.12), var(--teal-700), rgba(70,122,114,.12)); }
.interface-map__core, .interface-map__node { position:absolute; z-index:2; display:flex; align-items:center; justify-content:center; box-shadow:var(--shadow-sm); }
.interface-map__core { inset:50% auto auto 50%; width:132px; min-height:132px; flex-direction:column; gap:8px; padding:18px; border:1px solid rgba(255,255,255,.35); border-radius:28px; background:linear-gradient(145deg,var(--navy-900),var(--teal-900)); color:var(--white); transform:translate(-50%,-50%); text-align:center; }
.interface-map__core img { width:62px; height:54px; object-fit:contain; filter: drop-shadow(0 2px 8px rgba(0,0,0,.08)); }
.interface-map__core span { font-size:.64rem; font-weight:800; letter-spacing:.1em; text-transform:uppercase; }
.interface-map__node { width:144px; min-height:82px; gap:10px; padding:14px 16px; border:1px solid rgba(70,122,114,.18); border-radius:18px; background:rgba(255,255,255,.97); color:var(--navy-900); font-size:.74rem; font-weight:850; letter-spacing:.035em; text-transform:uppercase; }
.interface-map__node .icon { color:var(--teal-700); }
.interface-map__node--top { top:26px; left:50%; transform:translateX(-50%); }
.interface-map__node--right { right:24px; top:50%; transform:translateY(-50%); }
.interface-map__node--bottom { bottom:26px; left:50%; transform:translateX(-50%); }
.interface-map__node--left { left:24px; top:50%; transform:translateY(-50%); }

.page-hero { position:relative; overflow:hidden; padding:44px 0 48px; background:linear-gradient(110deg,#fff 0%,#faf9f4 55%,var(--teal-050) 100%); border-bottom:1px solid var(--border); }
.page-hero::after { content:""; position:absolute; width:340px; height:340px; right:-90px; top:-160px; border:1px solid rgba(185,169,112,.24); border-radius:50%; }
.page-hero__inner { position:relative; z-index:1; display:grid; grid-template-columns:minmax(0,1.5fr) minmax(220px,.42fr); gap:46px; align-items:center; }
.page-hero__copy { max-width:790px; }
.page-hero__lead { max-width:730px; color:#43575f; font-size:clamp(1.02rem,1.18vw,1.15rem); }
.page-hero h1 { max-width:760px; font-size:clamp(2.18rem,2.95vw,3rem); line-height:1.055; }
.page-hero__art { position:relative; min-height:180px; }
.hero-mark { position:absolute; inset:50% auto auto 50%; display:grid; width:88px; height:88px; place-items:center; padding:13px; border:1px solid rgba(70,122,114,.22); border-radius:24px; background:rgba(255,255,255,.96); transform:translate(-50%,-50%); box-shadow:var(--shadow-sm); }
.hero-mark img { width:62px; height:58px; object-fit:contain; }
.hero-orbit { position:absolute; inset:50% auto auto 50%; border:1px solid rgba(70,122,114,.18); border-radius:28px; transform:translate(-50%,-50%) rotate(12deg); }
.hero-orbit--one { width:150px; height:150px; }
.hero-orbit--two { width:206px; height:206px; border-style:dashed; transform:translate(-50%,-50%) rotate(-12deg); }

.card-grid { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:22px; }
.card-grid--3 { grid-template-columns:repeat(3,minmax(0,1fr)); }
.card-grid--2 { grid-template-columns:repeat(2,minmax(0,1fr)); }
.card { position:relative; display:flex; min-height:100%; flex-direction:column; padding:28px; border:1px solid var(--border); border-radius:var(--radius-md); background:rgba(255,255,255,.97); box-shadow:var(--shadow-xs); transition:transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease; }
.card::before { content:""; position:absolute; inset:0 auto 0 0; width:3px; border-radius:var(--radius-md) 0 0 var(--radius-md); background:linear-gradient(var(--teal-700),var(--gold-500)); opacity:0; transition:opacity 180ms ease; }
.card:hover { transform:translateY(-4px); border-color:#c8d9d5; box-shadow:var(--shadow-sm); }
.card:hover::before { opacity:1; }
.card__index { margin-bottom:16px; color:var(--gold-700); font-size:.71rem; font-weight:850; letter-spacing:.11em; }
.card p { color:#53666f; }
.card .text-link { margin-top:auto; padding-top:12px; }
.card--area .icon-badge, .card--service .icon-badge { margin-bottom:18px; }
.card--journal .journal-card__short { margin-top:2px; }

.split { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:54px; align-items:start; }
.split--wide-left { grid-template-columns:1.2fr .8fr; }
.feature-panel { padding:38px; border:1px solid rgba(255,255,255,.08); border-radius:var(--radius-lg); background:linear-gradient(145deg,var(--navy-900),var(--teal-900)); color:rgba(255,255,255,.9); box-shadow:var(--shadow-sm); }
.feature-panel h2, .feature-panel h3, .feature-panel a { color:var(--white); }
.feature-panel .eyebrow { color:var(--gold-200); }

.pathway { position:relative; display:grid; grid-template-columns:repeat(7,minmax(92px,1fr)); gap:12px; margin-top:34px; }
.pathway::before { content:""; position:absolute; top:30px; left:4%; right:4%; height:1px; background:linear-gradient(90deg,transparent,var(--teal-700),var(--gold-500),var(--teal-700),transparent); opacity:.55; }
.pathway__step { position:relative; z-index:1; display:flex; min-height:78px; flex-direction:column; justify-content:center; gap:4px; padding:14px 12px; border:1px solid var(--border); border-radius:14px; background:rgba(255,255,255,.98); color:var(--navy-900); text-align:center; font-size:.72rem; font-weight:820; letter-spacing:.035em; text-transform:uppercase; box-shadow:var(--shadow-xs); }
.pathway__number { color:var(--teal-700); font-size:.66rem; font-weight:900; letter-spacing:.12em; }
.pathway__step:not(:last-child)::after { content:""; display:none; }

.journal-card__short { color:var(--teal-800); font-size:.77rem; font-weight:900; letter-spacing:.11em; }
.notice-card { padding:32px; border:1px solid var(--gold-200); border-left:5px solid var(--gold-500); border-radius:var(--radius-md); background:linear-gradient(145deg,#fffdf8,var(--gold-100)); box-shadow:var(--shadow-xs); }
.notice-card h2 { font-size:1.72rem; }

.policy-layout { display:grid; grid-template-columns:280px minmax(0,1fr); gap:46px; align-items:start; }
.policy-nav { position:sticky; top:24px; padding:22px; border:1px solid var(--border); border-radius:var(--radius-md); background:var(--white); box-shadow:var(--shadow-xs); }
.policy-nav h2 { font-size:1.18rem; }
.policy-nav ul { margin:0; padding:0; list-style:none; }
.policy-nav li + li { margin-top:7px; }
.policy-nav a { font-size:.86rem; text-decoration:none; }
.policy-part { padding:28px 0; border-top:1px solid var(--border); }
.policy-part:first-child { border-top:0; padding-top:0; }
.policy-list { display:grid; gap:9px; margin-top:17px; }
.policy-list a { display:flex; gap:14px; padding:13px 15px; border:1px solid var(--border); border-radius:12px; background:var(--white); color:var(--ink); text-decoration:none; transition:border-color 160ms ease, transform 160ms ease; }
.policy-list a:hover { border-color:var(--teal-700); transform:translateX(2px); }
.policy-list__number { min-width:28px; color:var(--teal-800); font-weight:850; }

.site-footer { background:linear-gradient(135deg,var(--navy-950),#162d42 58%,var(--teal-900)); color:rgba(255,255,255,.82); }
.site-footer a { color:rgba(255,255,255,.92); text-decoration:none; }
.site-footer__top { display:grid; grid-template-columns:1.45fr repeat(5,1fr); gap:30px; padding:62px 0 48px; }
.footer-logo-plate { display:inline-flex; max-width:240px; padding:12px 14px; margin-bottom:18px; border-radius:16px; background:rgba(255,255,255,.95); box-shadow:0 10px 28px rgba(0,0,0,.12); }
.footer-logo-plate img { width:210px; height:auto; }
.footer-contact { display:inline-flex; align-items:center; gap:8px; }
.site-footer__column h3 { margin-bottom:14px; color:var(--gold-200); font-family:var(--sans); font-size:.73rem; letter-spacing:.12em; text-transform:uppercase; }
.site-footer__column ul { margin:0; padding:0; list-style:none; }
.site-footer__column li + li { margin-top:7px; }
.site-footer__column a { font-size:.84rem; }
.site-footer__bottom { display:flex; justify-content:space-between; gap:24px; padding:22px 0 28px; border-top:1px solid rgba(255,255,255,.13); font-size:.76rem; }
.site-footer__bottom p { margin:0; }
.site-footer__bottom nav { display:flex; flex-wrap:wrap; gap:18px; }

.reveal { opacity:0; transform:translateY(12px); transition:opacity 420ms ease, transform 420ms ease; }
.reveal--delay { transition-delay:70ms; }
.reveal.is-visible { opacity:1; transform:none; }

@media (max-width: 1120px) {
  .brand__tagline { display:none; }
  .primary-nav__link { padding-inline:7px; font-size:.72rem; }
  .header-actions { gap:9px; }
  .card-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .site-footer__top { grid-template-columns:1.5fr repeat(3,1fr); }
  .pathway { grid-template-columns:repeat(4,1fr); }
  .pathway::before { display:none; }
  .hero__inner { grid-template-columns:minmax(0,1.1fr) minmax(350px,.9fr); gap:44px; }
  .interface-map { min-height:390px; }
}

@media (max-width: 960px) {
  body.nav-open { overflow:hidden; }
  .brand__logo { width:190px; }
  .nav-toggle { display:inline-flex; }
  .site-header__navrow { position:relative; }
  .primary-nav { display:none; position:absolute; top:0; left:0; right:0; max-height:calc(100vh - 76px); overflow:auto; border-top:1px solid var(--border); background:var(--white); box-shadow:var(--shadow-md); }
  .primary-nav.is-open { display:block; }
  .primary-nav__list { display:block; }
  .primary-nav__mobile-cta { display:block; padding:18px 20px 22px; border-bottom:1px solid var(--border); }
  .primary-nav__mobile-cta .button { width:100%; }
  .primary-nav__item, .primary-nav__linkwrap { display:block; }
  .primary-nav__linkwrap { position:relative; border-bottom:1px solid var(--border); }
  .primary-nav__link { min-height:52px; width:calc(100% - 52px); padding:14px 20px; border-bottom:0; }
  .mega-toggle { position:absolute; top:0; right:0; width:52px; height:52px; }
  .mega-menu { position:static; padding:18px 20px 24px; box-shadow:none; }
  .mega-menu__inner { display:grid; grid-template-columns:1fr 1fr; width:100%; gap:20px; }
  .mega-menu__feature { grid-column:1/-1; }
  .header-actions { margin-left:auto; }
  .header-actions .button, .header-search { display:none; }
  .hero__inner, .page-hero__inner, .split, .split--wide-left { grid-template-columns:1fr; }
  .hero__copy { max-width:none; }
  .hero h1 { max-width:720px; }
  .interface-map { width:min(100%,470px); }
  .page-hero__art { display:none; }
  .policy-layout { grid-template-columns:1fr; }
  .policy-nav { position:static; }
}

@media (max-width: 720px) {
  .container { width:min(calc(100% - 28px),var(--container)); }
  .brandbar__inner { min-height:70px; }
  .brand__logo { width:168px; }
  .section { padding:52px 0; }
  .hero { padding:44px 0 50px; }
  .page-hero { padding:36px 0 40px; }
  h1 { font-size:clamp(2rem,9.8vw,2.8rem); }
  h2 { font-size:clamp(1.65rem,7.4vw,2.15rem); }
  .hero h1 { font-size:clamp(2.18rem,10vw,2.95rem); }
  .page-hero h1 { font-size:clamp(1.95rem,8.8vw,2.55rem); }
  .card-grid, .card-grid--3, .card-grid--2 { grid-template-columns:1fr; }
  .pathway { grid-template-columns:1fr 1fr; }
  .site-footer__top { grid-template-columns:1fr 1fr; }
  .site-footer__brand { grid-column:1/-1; }
  .site-footer__bottom { flex-direction:column; }
  .mega-menu__inner { grid-template-columns:1fr; }
  .mega-menu__feature { grid-column:auto; }
  .interface-map { min-height:350px; border-radius:26px; }
  .interface-map__core { width:112px; min-height:112px; border-radius:24px; }
  .interface-map__core img { width:52px; }
  .interface-map__node { width:122px; min-height:72px; padding:12px; font-size:.67rem; }
  .interface-map__node--top { top:22px; }
  .interface-map__node--bottom { bottom:22px; }
  .interface-map__node--left { left:16px; }
  .interface-map__node--right { right:16px; }
}

@media (max-width: 460px) {
  .brand__logo { width:150px; }
  .button-row { flex-direction:column; }
  .button-row .button { width:100%; }
  .pathway { grid-template-columns:1fr; }
  .site-footer__top { grid-template-columns:1fr; }
  .site-footer__brand { grid-column:auto; }
  .interface-map { min-height:390px; }
  .interface-map__node { width:112px; min-height:68px; font-size:.62rem; }
  .interface-map__node--left { left:10px; }
  .interface-map__node--right { right:10px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior:auto !important; transition-duration:.01ms !important; animation-duration:.01ms !important; }
  .reveal { opacity:1; transform:none; }
}

/* Prototype v2.3 compactness and contrast refinement */
@media (min-width: 961px) {
  .site-header { position: sticky; top: 0; }
  .site-header__brandbar { overflow: hidden; max-height: 66px; transition: max-height 220ms ease, opacity 180ms ease, border-color 180ms ease; }
  .site-header.is-compact .site-header__brandbar { max-height: 0; opacity: 0; border-bottom-color: transparent; }
  .site-header.is-compact { box-shadow: 0 8px 28px rgba(20,43,55,.08); }
}

.brandbar__inner { min-height: 62px; justify-content: flex-start; }
.brand__logo { width: 194px; }
.brand__tagline { display: none !important; }
.navrow__inner { min-height: 50px; }
.primary-nav__link { padding-inline: 8px; font-size: .73rem; }
.button-row { gap: 10px; margin-top: 20px; }
.button { min-height: 42px; padding: 8px 15px; border-radius: 11px; }
.button--small { min-height: 38px; padding: 6px 12px; }
.section { padding: 58px 0; }
.section__heading { margin-bottom: 28px; }
.card-grid { gap: 16px; }
.card { padding: 22px; border-radius: 16px; }
.card__index { margin-bottom: 12px; }
.icon-badge { width: 42px; height: 42px; margin-bottom: 15px; border-radius: 12px; }
.split { gap: 38px; }
.feature-panel { padding: 30px; border-radius: 20px; }
.pathway { gap: 9px; margin-top: 26px; }
.pathway__step { min-height: 68px; padding: 10px 9px; border-radius: 12px; }

.hero { padding: 38px 0 42px; }
.hero::before { width: 390px; height: 390px; }
.hero::after { width: 260px; height: 260px; top: -150px; }
.hero__inner { grid-template-columns: minmax(0,1.25fr) minmax(310px,.75fr); gap: 44px; }
.hero__copy { max-width: 720px; }
.hero h1 { max-width: 650px; font-size: clamp(2.35rem,3.15vw,3.05rem); line-height: 1.035; }
.hero__lead { max-width: 650px; font-size: clamp(.98rem,1.08vw,1.08rem); line-height: 1.58; }

/* Compact replacement for the large four-pillar infographic. */
.hero-explore { align-self: center; width: min(100%, 390px); margin-left: auto; padding: 18px; border: 1px solid rgba(70,122,114,.19); border-radius: 22px; background: linear-gradient(145deg, rgba(255,255,255,.96), rgba(231,241,239,.78)); box-shadow: var(--shadow-sm); }
.hero-explore__heading { display: flex; align-items: center; gap: 12px; margin-bottom: 13px; }
.hero-explore__heading img { width: 42px; height: 42px; object-fit: contain; }
.hero-explore__heading span { display: block; color: var(--teal-800); font-size: .68rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.hero-explore__heading strong { display: block; color: var(--navy-900); font-family: var(--serif); font-size: 1.15rem; line-height: 1.15; }
.hero-explore__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.hero-explore__grid a { display: flex; min-height: 54px; align-items: center; gap: 9px; padding: 10px 11px; border: 1px solid var(--border); border-radius: 13px; background: rgba(255,255,255,.92); color: var(--navy-900); font-size: .78rem; font-weight: 800; text-decoration: none; transition: transform 160ms ease, border-color 160ms ease, background 160ms ease; }
.hero-explore__grid a:hover { transform: translateY(-2px); border-color: rgba(70,122,114,.42); background: var(--white); color: var(--teal-900); }
.hero-explore__grid .icon { width: 20px; height: 20px; color: var(--teal-700); }
.hero-explore__oric { display: flex; justify-content: space-between; gap: 12px; margin-top: 10px; padding: 10px 12px; border-radius: 12px; background: var(--navy-900); color: var(--white); font-size: .72rem; text-decoration: none; }
.hero-explore__oric:hover { background: var(--teal-900); color: var(--white); }
.hero-explore__oric strong { white-space: nowrap; }

.page-hero { padding: 34px 0 38px; }
.page-hero__inner { gap: 34px; }
.page-hero h1 { font-size: clamp(2.05rem,2.55vw,2.65rem); }
.page-hero__lead { font-size: clamp(.98rem,1.06vw,1.08rem); line-height: 1.58; }
.page-hero__art { min-height: 145px; }
.hero-mark { width: 76px; height: 76px; border-radius: 20px; }
.hero-mark img { width: 52px; height: 48px; }
.hero-orbit--one { width: 128px; height: 128px; }
.hero-orbit--two { width: 174px; height: 174px; }

/* Explicit button contrast inside dark sections. */
.section--green .button--light,
.feature-panel .button--light { background: var(--white); color: var(--navy-900); border-color: rgba(255,255,255,.76); }
.section--green .button--light:hover,
.feature-panel .button--light:hover { background: var(--teal-050); color: var(--teal-900); border-color: var(--teal-100); }
.section--green .button--secondary { background: transparent; color: var(--white); border-color: rgba(255,255,255,.45); }

.site-footer__top { padding: 44px 0 34px; }
.site-footer__bottom { padding: 16px 0 20px; }
.footer-logo-plate { margin-bottom: 13px; }

@media (max-width: 960px) {
  .brandbar__inner { min-height: 60px; }
  .brand__logo { width: 176px; }
  .hero__inner { gap: 28px; }
  .hero-explore { width: min(100%, 520px); margin: 0; }
  .section { padding: 46px 0; }
  .page-hero { padding: 30px 0 32px; }
}

@media (max-width: 720px) {
  body { font-size: 16px; line-height: 1.58; }
  .container { width: min(calc(100% - 24px), var(--container)); }
  .brandbar__inner { min-height: 58px; }
  .brand__logo { width: 158px; }
  .section { padding: 36px 0; }
  .section__heading { margin-bottom: 22px; }
  .hero { padding: 30px 0 34px; }
  .hero h1 { max-width: 600px; font-size: clamp(2.05rem,9.4vw,2.55rem); }
  .hero__lead { font-size: 1rem; line-height: 1.55; }
  .page-hero { padding: 26px 0 28px; }
  .page-hero h1 { font-size: clamp(1.82rem,8.2vw,2.28rem); }
  .card { padding: 19px; }
  .feature-panel { padding: 22px; }
  .hero-explore { padding: 14px; border-radius: 18px; }
  .hero-explore__heading { margin-bottom: 10px; }
  .hero-explore__grid { gap: 7px; }
  .hero-explore__grid a { min-height: 48px; padding: 8px 9px; font-size: .74rem; }
  .pathway { display: flex; gap: 8px; overflow-x: auto; padding: 0 0 5px; scroll-snap-type: x proximity; }
  .pathway__step { min-width: 132px; min-height: 62px; scroll-snap-align: start; }
  .site-footer__top { padding: 34px 0 28px; }
}

@media (max-width: 460px) {
  .button-row { flex-direction: row; align-items: stretch; }
  .button-row .button { width: auto; flex: 1 1 auto; }
  .primary-nav__mobile-cta .button { width: 100%; }
  .hero-explore__grid { grid-template-columns: 1fr 1fr; }
  .hero-explore__oric { flex-direction: column; gap: 2px; }
  .hero-explore__oric strong { white-space: normal; }
}

/* ==========================================================
   Prototype v2.4 — dedicated mobile responsive system
   ========================================================== */
@media (max-width: 960px) {
  body.nav-open { overflow: hidden; }
  .site-header { position: sticky; top: 0; z-index: 300; }
  .site-header__brandbar { border-bottom: 1px solid var(--border); }
  .brandbar__inner { min-height: 64px; justify-content: space-between; gap: 14px; }
  .brand__logo { width: 142px; height: auto; }
  .nav-toggle { display: inline-flex; min-height: 42px; padding: 7px 4px 7px 10px; border-radius: 10px; }
  .nav-toggle__label { font-size: .74rem; letter-spacing: .04em; }
  .nav-toggle__icon span { width: 23px; height: 2px; }
  .site-header__navrow { height: 0; min-height: 0; border: 0; }
  .navrow__inner { width: 100%; min-height: 0; height: 0; padding: 0; }
  .header-actions { display: none; }

  .primary-nav { display: none; position: fixed; z-index: 320; top: 64px; right: 0; bottom: 0; left: 0; max-height: none; overflow-y: auto; overscroll-behavior: contain; border-top: 0; background: rgba(255,255,255,.995); box-shadow: 0 18px 36px rgba(20,43,55,.16); }
  .primary-nav.is-open { display: block; }
  .primary-nav__list { display: block; padding: 8px 0 20px; }
  .primary-nav__item, .primary-nav__linkwrap { display: block; }
  .primary-nav__linkwrap { position: relative; border-bottom: 1px solid rgba(220,229,227,.9); }
  .primary-nav__link { width: calc(100% - 48px); min-height: 48px; padding: 13px 18px; border-bottom: 0; font-size: .78rem; letter-spacing: .055em; }
  .mega-toggle { position: absolute; top: 0; right: 0; width: 48px; height: 48px; color: var(--teal-800); }
  .mega-menu { position: static; padding: 14px 18px 18px; border-bottom: 1px solid var(--border); background: linear-gradient(180deg, var(--teal-050), #fff); box-shadow: none; }
  .mega-menu__inner { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); width: 100%; gap: 14px 18px; }
  .mega-menu__heading { margin-bottom: 6px; font-size: .64rem; letter-spacing: .11em; }
  .mega-menu__group ul { margin: 0; padding: 0; }
  .mega-menu__group li + li { margin-top: 4px; }
  .mega-menu__group a { font-size: .84rem; line-height: 1.35; }
  .mega-menu__feature { display: none; }
  .primary-nav__mobile-cta { display: block; padding: 14px 18px 4px; border: 0; }
  .primary-nav__mobile-cta .button { width: 100%; justify-content: center; }

  .hero__inner, .page-hero__inner, .split, .split--wide-left { grid-template-columns: minmax(0,1fr) !important; }
  .hero__copy, .page-hero__copy { max-width: none; }
  .page-hero__art { display: none; }

  .hero { padding: 30px 0 32px; }
  .hero::after { display: none; }
  .hero::before { width: 260px; height: 260px; right: -120px; bottom: -130px; opacity: .55; }
  .hero__inner { gap: 22px; }
  .hero h1 { max-width: 660px; font-size: clamp(2.25rem,6.7vw,2.8rem); line-height: 1.02; }
  .hero__lead { max-width: 640px; font-size: 1rem; line-height: 1.5; }
  .hero-explore { width: min(100%, 560px); margin: 0; }

  .page-hero { padding: 28px 0 30px; }
  .page-hero h1 { max-width: 700px; font-size: clamp(2rem,5.8vw,2.5rem); line-height: 1.04; }
  .page-hero__lead { line-height: 1.5; }

  .section { padding: 42px 0; }
  .section__heading { margin-bottom: 22px; }
  .card-grid, .card-grid--2, .card-grid--3 { gap: 14px; }
  .card { padding: 19px; }
  .feature-panel { padding: 22px; }
  .split { gap: 24px; }

  .site-footer__top { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px 18px; padding: 32px 0 26px; }
  .site-footer__brand { grid-column: 1 / -1; max-width: 320px; }
  .site-footer__column h3 { margin-bottom: 8px; font-size: .72rem; }
  .site-footer__column li + li { margin-top: 5px; }
  .site-footer__column a { font-size: .84rem; }
  .site-footer__bottom { flex-direction: column; gap: 12px; padding: 14px 0 18px; }
}

@media (max-width: 720px) {
  .container { width: min(calc(100% - 32px), var(--container)); }
  .brandbar__inner { min-height: 62px; }
  .brand__logo { width: 136px; }
  .primary-nav { top: 62px; }
  .mega-menu__inner { grid-template-columns: 1fr; gap: 12px; }

  .hero { padding: 24px 0 28px; }
  .hero__inner { gap: 18px; }
  .hero .eyebrow { margin-bottom: 10px; }
  .hero h1 { max-width: 100%; margin-bottom: 16px; font-size: clamp(2rem,9vw,2.3rem); line-height: 1.01; }
  .hero__lead { margin-bottom: 0; font-size: .98rem; line-height: 1.48; }
  .button-row { gap: 8px; margin-top: 16px; }
  .button { min-height: 40px; padding: 7px 12px; font-size: .82rem; }

  .hero-explore { padding: 13px; border-radius: 16px; box-shadow: var(--shadow-xs); }
  .hero-explore__heading { margin-bottom: 9px; gap: 9px; }
  .hero-explore__heading img { width: 32px; height: 32px; }
  .hero-explore__heading span { font-size: .59rem; }
  .hero-explore__heading strong { font-size: 1rem; }
  .hero-explore__grid { gap: 6px; }
  .hero-explore__grid a { min-height: 42px; padding: 7px 8px; border-radius: 10px; font-size: .7rem; }
  .hero-explore__grid .icon { width: 17px; height: 17px; }
  .hero-explore__oric { margin-top: 7px; padding: 8px 10px; border-radius: 10px; font-size: .67rem; }

  .page-hero { padding: 22px 0 24px; }
  .page-hero .eyebrow { margin-bottom: 8px; }
  .page-hero h1 { margin-bottom: 12px; font-size: clamp(1.82rem,8vw,2.15rem); }
  .page-hero__lead { font-size: .96rem; }

  h2 { font-size: clamp(1.55rem,7vw,1.95rem); }
  h3 { font-size: clamp(1.18rem,5.5vw,1.45rem); }
  .section { padding: 32px 0; }
  .section__heading { margin-bottom: 18px; }
  .lead { font-size: 1rem; line-height: 1.52; }
  .card-grid, .card-grid--2, .card-grid--3 { grid-template-columns: 1fr; }
  .card { padding: 17px; border-radius: 14px; }
  .icon-badge { width: 38px; height: 38px; margin-bottom: 11px; }

  .pathway { display: flex; grid-template-columns: none; gap: 8px; overflow-x: auto; padding: 0 0 6px; scroll-snap-type: x proximity; -webkit-overflow-scrolling: touch; }
  .pathway__step { min-width: 126px; min-height: 58px; padding: 9px; scroll-snap-align: start; }

  .site-footer__top { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px 16px; padding: 28px 0 22px; }
  .site-footer__brand { grid-column: 1 / -1; }
  .footer-logo-plate { width: 160px; }
  .site-footer__bottom nav { gap: 12px; }
}

@media (max-width: 460px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .brandbar__inner { min-height: 60px; }
  .brand__logo { width: 128px; }
  .primary-nav { top: 60px; }

  .hero { padding: 20px 0 24px; }
  .hero h1 { font-size: clamp(1.9rem,9.6vw,2.16rem); line-height: 1.015; }
  .hero__lead { font-size: .94rem; line-height: 1.46; }
  .hero-explore__grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .hero-explore__oric { flex-direction: row; align-items: center; gap: 8px; }
  .hero-explore__oric strong { white-space: nowrap; }

  .button-row { flex-direction: row; flex-wrap: wrap; }
  .button-row .button { width: auto; flex: 0 1 auto; }
  .section { padding: 28px 0; }
  .feature-panel { padding: 18px; }

  .site-footer__top { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px 14px; }
  .site-footer__column h3 { font-size: .66rem; }
  .site-footer__column a { font-size: .78rem; line-height: 1.35; }
  .site-footer__bottom { font-size: .7rem; }
}