:root {
  --bg: #F6F4EF;
  --surface: #FFFFFF;
  --ink: #17212B;
  --body: #3F4A55;
  --muted: #5E6873;
  --line: #E2DED5;
  --accent: #1E5A57;
  --accent-dark: #123D3B;
  --accent-soft: #E4EFEE;
  --accent-soft-ink: #174744;
  --warm-soft: #F3EBDD;
  --warm-soft-ink: #6A4A1E;
  --serif: 'Newsreader', Georgia, serif;
  --sans: 'Instrument Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --pad: clamp(20px, 6.5vw, 96px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); }
a:hover { color: var(--accent-dark); }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.wrap { max-width: 1440px; margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
.eyebrow { font-size: 13px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }

/* Header */
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap { min-height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 12px; padding-bottom: 12px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; font-family: var(--serif); font-size: 23px; font-weight: 500; }
.brand:hover { color: var(--ink); }
.nav { display: flex; align-items: center; gap: clamp(16px, 3vw, 36px); font-size: 15px; font-weight: 500; }
.nav a { color: var(--ink); text-decoration: none; padding: 10px 0; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--accent); }
.nav a.pill { background: var(--accent); color: #fff; padding: 11px 20px; border-radius: 999px; }
.nav a.pill:hover { background: var(--accent-dark); color: #fff; }

/* Buttons */
.btns { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 15px 26px; border-radius: 999px; font-size: 16px; font-weight: 500; text-decoration: none; text-align: center; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #000; color: #fff; }
.btn-line { border: 1px solid var(--ink); color: var(--ink); }
.btn-line:hover { background: var(--ink); color: #fff; }
.btn-light { background: #fff; color: var(--ink); font-weight: 600; }
.btn-light:hover { background: var(--bg); color: var(--ink); }

/* Hero */
.hero .wrap { padding-top: clamp(56px, 9vw, 120px); padding-bottom: clamp(56px, 8vw, 110px); display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.hero-text { display: flex; flex-direction: column; gap: 26px; }
.hero h1 { font-size: clamp(46px, 6.2vw, 88px); line-height: 1.02; letter-spacing: -0.025em; }
.lede { font-size: clamp(17px, 1.5vw, 21px); line-height: 1.55; color: var(--body); max-width: 640px; }
.hero-art { justify-self: center; width: 100%; max-width: 460px; height: auto; }
.brand img { height: 32px; width: auto; }

/* Pillars */
.pillars { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pillars .wrap { padding-top: clamp(44px, 5vw, 72px); padding-bottom: clamp(44px, 5vw, 72px); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(28px, 4vw, 56px); }
.pillar h2 { font-size: clamp(28px, 2.4vw, 34px); color: var(--accent); margin-bottom: 10px; }
.pillar p { color: var(--body); }

/* Research */
.section { padding-top: clamp(64px, 8vw, 120px); padding-bottom: clamp(64px, 8vw, 120px); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 32px; flex-wrap: wrap; margin-bottom: clamp(32px, 4vw, 56px); }
.section-head > div { display: flex; flex-direction: column; gap: 14px; }
.section-head h2 { font-size: clamp(36px, 4vw, 56px); line-height: 1.08; }
.section-head p { max-width: 440px; color: var(--body); }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: clamp(24px, 2.6vw, 36px); display: flex; flex-direction: column; gap: 18px; }
.card-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 13px; color: var(--muted); }
.tag { font-size: 13px; font-weight: 600; padding: 5px 12px; border-radius: 999px; background: var(--accent-soft); color: var(--accent-soft-ink); white-space: nowrap; }
.tag-warm { background: var(--warm-soft); color: var(--warm-soft-ink); }
.card h3 { font-size: clamp(30px, 2.6vw, 38px); font-weight: 500; }
.card p { color: var(--body); flex-grow: 1; }
.card a { font-weight: 500; text-decoration: none; padding: 8px 0; }

/* About */
.about { background: var(--ink); color: #F6F4EF; }
.about .wrap { padding-top: clamp(64px, 8vw, 120px); padding-bottom: clamp(64px, 8vw, 120px); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.about .eyebrow { color: #8CC7C2; }
.about h2 { font-size: clamp(34px, 3.6vw, 50px); line-height: 1.1; margin-top: 16px; }
.about-body { display: flex; flex-direction: column; gap: 20px; font-size: 18px; line-height: 1.65; color: #C9D0D6; }
.founder { margin-top: 12px; padding-top: 24px; border-top: 1px solid #2E3B47; display: flex; align-items: center; gap: 16px; }
.founder-mark { width: 56px; height: 56px; border-radius: 50%; background: #26323D; color: #8CC7C2; display: flex; align-items: center; justify-content: center; font-family: var(--serif); font-size: 22px; flex-shrink: 0; }
.founder strong { display: block; color: #fff; font-weight: 600; }
.founder span { font-size: 15px; color: #9AA5AF; }

/* Program page */
.crumbs { font-size: 14px; color: var(--muted); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--accent); }
.prog-hero .wrap { padding-top: clamp(40px, 5vw, 72px); padding-bottom: clamp(56px, 6vw, 96px); display: flex; flex-direction: column; gap: 24px; }
.prog-hero h1 { font-size: clamp(60px, 7vw, 96px); line-height: 1; letter-spacing: -0.03em; }
.prog-hero .lede { font-family: var(--serif); font-size: clamp(22px, 2.3vw, 32px); line-height: 1.3; max-width: 820px; }
.tags { display: flex; gap: 10px; flex-wrap: wrap; }
.tag-line { font-size: 13px; font-weight: 500; padding: 5px 12px; border-radius: 999px; border: 1px solid #CFCAC0; color: var(--body); }
.two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; padding-bottom: clamp(64px, 8vw, 110px); }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: clamp(26px, 3vw, 44px); display: flex; flex-direction: column; gap: 16px; }
.panel h2 { font-size: clamp(28px, 2.6vw, 36px); line-height: 1.15; }
.panel p { color: var(--body); }
.road { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.road h2 { font-size: clamp(34px, 3.4vw, 48px); margin-top: 14px; margin-bottom: clamp(32px, 4vw, 48px); }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; }
.steps li { border-top: 4px solid #D9D4C9; padding-top: 18px; display: flex; flex-direction: column; gap: 10px; }
.steps li.on { border-top-color: var(--accent); }
.steps .when { font-size: 13px; font-weight: 600; color: var(--muted); }
.steps li.on .when { color: var(--accent); }
.steps .what { font-family: var(--serif); font-size: 25px; line-height: 1.2; }
.steps .note { font-size: 15px; line-height: 1.55; color: var(--muted); }

/* Contact + footer */
.contact { background: var(--accent); color: #fff; }
.contact .wrap { padding-top: clamp(64px, 8vw, 110px); padding-bottom: 40px; display: flex; flex-direction: column; gap: clamp(48px, 6vw, 72px); }
.contact-row { display: flex; justify-content: space-between; align-items: end; gap: 32px; flex-wrap: wrap; }
.contact-row > div { display: flex; flex-direction: column; gap: 16px; max-width: 760px; }
.contact h2 { font-size: clamp(36px, 4.2vw, 60px); line-height: 1.05; }
.contact p { font-size: 19px; color: #DDEDEB; }
.site-footer { padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.3); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 14px; color: #DDEDEB; }

/* Phones and tablets */
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-art { max-width: 280px; justify-self: start; order: -1; }
  .pillars .wrap, .cards, .two, .about .wrap { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 520px) {
  body { font-size: 16px; }
  .brand { font-size: 20px; }
  .nav { width: 100%; justify-content: space-between; }
  .btns .btn { flex: 1 1 100%; }
  .contact-row .btn { width: 100%; }
}