:root {
  --ink: #16212c;
  --text: #354250;
  --muted: #657382;
  --line: #d8dee5;
  --paper: #f3f5f7;
  --white: #ffffff;
  --blue: #5478b8;
  --blue-dark: #2f5f9f;
  --gold: #c9982f;
  --soft: #eaf0f6;
  --measure: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--text); font-family: Arial, Helvetica, sans-serif; font-size: 16px; line-height: 1.62; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
p { margin: 0; overflow-wrap: break-word; }
.skip-link { position: absolute; left: 12px; top: 12px; z-index: 100; transform: translateY(-160%); padding: 10px 12px; background: var(--ink); color: var(--white); }
.skip-link:focus { transform: translateY(0); }
.site-header { background: var(--white); border-bottom: 1px solid var(--line); }
.topbar { min-height: 38px; padding: 0 max(24px, calc((100vw - var(--measure)) / 2)); display: flex; align-items: center; justify-content: space-between; gap: 18px; background: var(--ink); color: var(--white); font-size: 13px; }
.topbar span { color: #d6dde5; }
.header-main { width: min(var(--measure), calc(100% - 48px)); min-height: 92px; margin: 0 auto; display: grid; grid-template-columns: minmax(260px, .72fr) minmax(0, 1fr); align-items: stretch; gap: 22px; }
.brand { display: flex; align-items: center; gap: 15px; min-width: 0; }
.brand img { width: 74px; height: 74px; }
.brand strong { display: block; color: var(--ink); font-size: 23px; line-height: 1.1; letter-spacing: 0; }
.brand small { display: block; margin-top: 5px; color: var(--muted); font-size: 13px; line-height: 1.25; font-weight: 700; }
.header-main nav { display: flex; justify-content: flex-end; align-items: stretch; gap: 0; color: #4d5b68; font-size: 15px; font-weight: 800; }
.header-main nav a { display: flex; align-items: center; padding: 0 16px; border-left: 1px solid transparent; border-right: 1px solid transparent; }
.header-main nav a:hover, .header-main nav a:focus-visible { color: var(--blue-dark); background: var(--soft); border-color: var(--line); }
h1, h2, h3 { margin: 0; color: var(--ink); line-height: 1.08; letter-spacing: 0; overflow-wrap: break-word; }
h1 { max-width: 880px; font-size: clamp(42px, 5.6vw, 78px); }
h2 { font-size: clamp(28px, 3.2vw, 44px); }
h3 { font-size: 22px; }
.eyebrow { margin-bottom: 12px; color: var(--blue-dark); font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: 0; }
.home-hero { width: min(var(--measure), calc(100% - 48px)); margin: 34px auto 0; display: grid; grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr); gap: 0; background: var(--white); border: 1px solid var(--line); }
.home-copy { padding: 54px; display: flex; flex-direction: column; justify-content: center; }
.home-copy p:not(.eyebrow), .page-hero p:not(.eyebrow) { max-width: 680px; margin-top: 22px; color: var(--muted); font-size: 19px; line-height: 1.72; }
.home-image img { width: 100%; height: 100%; min-height: 560px; object-fit: cover; }
.actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 30px; }
.button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; padding: 0 18px; color: var(--white); background: var(--blue-dark); border: 1px solid var(--blue-dark); font-weight: 900; }
.button.secondary { color: var(--blue-dark); background: var(--white); }
.proof-strip { width: min(var(--measure), calc(100% - 48px)); margin: 0 auto; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--line); border-top: 0; background: var(--white); }
.proof-strip div { min-height: 108px; padding: 22px; border-right: 1px solid var(--line); }
.proof-strip div:last-child { border-right: 0; }
.proof-strip strong { display: block; color: var(--gold); font-size: 18px; }
.proof-strip span { display: block; margin-top: 8px; color: var(--ink); font-weight: 900; font-size: 18px; line-height: 1.25; }
.section, .page-hero, .article-body { width: min(var(--measure), calc(100% - 48px)); margin: 0 auto; }
.section { padding: 66px 0; }
.page-hero { padding: 70px 0 54px; }
.intro-grid, .feature-band, .dark-section, .audience-section { display: grid; grid-template-columns: minmax(0, .72fr) minmax(0, 1fr); gap: 52px; align-items: start; }
.copy-column p + p { margin-top: 18px; }
.copy-column p, .feature-band p, .dark-section p, .article-body p, .detail-grid p { color: var(--muted); font-size: 17px; line-height: 1.72; }
.section-head { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 36px; margin-bottom: 24px; }
.section-head h2 { max-width: 780px; }
.feature-band { padding: 54px; background: var(--white); border: 1px solid var(--line); }
.text-link { display: inline-block; margin-top: 22px; color: var(--blue-dark); font-weight: 900; border-bottom: 2px solid var(--blue-dark); }
.evidence-board { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.evidence-board article { min-height: 154px; padding: 24px; background: #f9fbfc; }
.evidence-board span, .program-card span, .news-row span, .audience-grid span, .detail-grid span { display: block; color: var(--blue-dark); font-size: 12px; font-weight: 900; text-transform: uppercase; }
.evidence-board strong, .program-card strong, .news-row strong, .audience-grid strong, .detail-grid strong { display: block; margin-top: 8px; color: var(--ink); font-size: 22px; line-height: 1.22; }
.program-grid, .detail-grid, .audience-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.program-card, .audience-grid a, .detail-grid article { min-height: 230px; padding: 24px; display: flex; flex-direction: column; justify-content: space-between; gap: 16px; background: var(--white); border: 1px solid var(--line); }
.program-card small, .audience-grid small { color: var(--muted); line-height: 1.58; }
.program-card:hover, .audience-grid a:hover, .news-row:hover { border-color: var(--blue); box-shadow: 0 14px 30px rgba(22,33,44,.08); }
.dark-section { padding: 58px; background: var(--ink); color: #dbe4ec; }
.dark-section h2 { color: var(--white); }
.dark-section .eyebrow { color: #a7c5ef; }
.dark-section p { color: #cbd5de; }
.method-list { margin: 0; padding: 0; display: grid; gap: 1px; list-style: none; background: rgba(255,255,255,.18); }
.method-list li { padding: 22px; background: #22303d; }
.method-list strong { display: block; color: var(--white); font-size: 22px; }
.method-list span { display: block; margin-top: 8px; color: #cbd5de; }
.news-list { display: grid; gap: 12px; }
.news-row { min-height: 92px; padding: 20px 24px; display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 24px; align-items: start; background: var(--white); border: 1px solid var(--line); }
.news-row small { grid-column: 2; color: var(--muted); }
.article-body { max-width: 860px; padding: 0 0 74px; }
.article-body h2 { margin-top: 34px; font-size: 34px; }
.article-body p { margin-top: 18px; }
.article-body ul { margin: 18px 0 0; padding-left: 22px; color: var(--text); }
.article-body li { margin-bottom: 10px; }
.detail-band > h2 { margin-bottom: 24px; }
.site-footer { padding: 56px max(24px, calc((100vw - var(--measure)) / 2)); display: grid; grid-template-columns: minmax(0, .74fr) minmax(0, 1.26fr); gap: 50px; background: var(--ink); color: #dbe4ec; }
.footer-brand img { width: 88px; height: 88px; }
.footer-brand p { max-width: 520px; margin-top: 18px; color: #cbd5de; }
.footer-brand strong { display: block; margin-top: 18px; color: #fff; }
.footer-nav { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; }
.footer-nav h2 { margin-bottom: 10px; color: #fff; font-size: 18px; }
.footer-nav a { display: block; padding: 5px 0; color: #cbd5de; font-size: 14px; }
@media (max-width: 980px) {
  .header-main, .home-hero, .intro-grid, .feature-band, .dark-section, .audience-section, .site-footer { grid-template-columns: 1fr; }
  .header-main { padding: 16px 0; gap: 14px; }
  .header-main nav { justify-content: flex-start; flex-wrap: wrap; }
  .header-main nav a { min-height: 38px; padding: 0 12px; }
  .home-image img { min-height: 380px; }
  .program-grid, .detail-grid, .audience-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .topbar { padding: 8px 14px; display: block; }
  .topbar span { display: block; margin-top: 4px; }
  .header-main, .home-hero, .proof-strip, .section, .page-hero, .article-body { width: calc(100% - 24px); }
  .brand img { width: 66px; height: 66px; }
  .brand strong { font-size: 20px; }
  .header-main nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); width: 100%; border-top: 1px solid var(--line); }
  .header-main nav a { justify-content: center; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); text-align: center; }
  .home-copy, .feature-band, .dark-section { padding: 26px; }
  h1 { font-size: 40px; }
  h2 { font-size: 30px; }
  .home-copy p:not(.eyebrow), .page-hero p:not(.eyebrow) { font-size: 17px; }
  .home-image img { min-height: 260px; }
  .proof-strip, .program-grid, .detail-grid, .audience-grid, .evidence-board, .section-head, .news-row, .footer-nav { grid-template-columns: 1fr; }
  .proof-strip div { border-right: 0; border-bottom: 1px solid var(--line); }
  .section { padding: 48px 0; }
  .page-hero { padding: 48px 0 34px; }
  .news-row small { grid-column: 1; }
  .site-footer { grid-template-columns: 1fr; padding: 42px 18px; }
}