:root {
  --ink: #1a191b;
  --ink-soft: #262529;
  --brand-blue: #3157d5;
  --cobalt: var(--brand-blue);
  --cobalt-dark: #2344b2;
  --cobalt-pale: #e9eeff;
  --field: #f7f7f4;
  --white: #ffffff;
  --graphite: #5c6670;
  --fog: #e7ebf0;
  --cobalt-on-dark: #91a7f5;
  --green: #2e8066;
  --warning: #a6403b;
  --display: Bahnschrift, "Arial Narrow", "Segoe UI", sans-serif;
  --body: "Segoe UI", Arial, sans-serif;
  --mono: Consolas, "Courier New", monospace;
  --container: 1180px;
  --header-height: 88px;
  --radius: 4px;
  --shadow: 0 28px 70px rgba(26, 25, 27, 0.1);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--field);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open { overflow: hidden; }

.page { --section-number: ""; }
.page--research { --section-number: "01"; }
.page--methods { --section-number: "01"; }
.page--collaborate { --section-number: "03"; }
.page--publications { --section-number: "04"; }
.page--about { --section-number: "05"; }
.page--contact { --section-number: "02"; }
.page--integrity { --section-number: "07"; }

img, svg { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
a { color: inherit; }

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

.section--dark :focus-visible,
.section--cobalt :focus-visible,
.method-panel :focus-visible,
.site-footer :focus-visible,
.cta-panel :focus-visible { outline-color: var(--cobalt-pale); }

::selection { background: var(--cobalt); color: var(--white); }

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  transform: translateY(-180%);
  padding: 10px 14px;
  background: var(--white);
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

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

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

.narrow { width: min(calc(100% - 48px), 820px); margin-inline: auto; }
.section { padding: 112px 0; }
.section--compact { padding: 72px 0; }
.section--white { background: var(--white); }
.section--dark { background: var(--ink); color: var(--white); }
.section--cobalt { background: var(--cobalt); color: var(--white); }
.section--fog { background: var(--fog); }

.eyebrow,
.meta-label {
  display: flex;
  align-items: center;
  gap: 13px;
  margin: 0 0 22px;
  color: var(--cobalt);
  font-family: var(--mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  line-height: 1.3;
  text-transform: uppercase;
}

.eyebrow::before,
.meta-label::before {
  width: 34px;
  height: 4px;
  background: currentColor;
  content: "";
  flex: 0 0 auto;
}

.section--dark .eyebrow { color: var(--cobalt-on-dark); }
.section--cobalt .eyebrow { color: var(--cobalt-pale); }

h1, h2, h3, h4, p { margin-top: 0; }
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.06;
}

h1 { font-size: clamp(3.35rem, 8vw, 7.9rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(2.35rem, 5vw, 4.9rem); letter-spacing: -0.028em; }
h3 { font-size: clamp(1.35rem, 2.4vw, 2rem); letter-spacing: -0.015em; }
h4 { font-size: 1rem; letter-spacing: 0.04em; text-transform: uppercase; }

.lede {
  max-width: 760px;
  color: var(--graphite);
  font-size: clamp(1.15rem, 1.8vw, 1.42rem);
  line-height: 1.55;
}

.section--dark .lede,
.section--cobalt .lede { color: rgba(255, 255, 255, 0.74); }
.fine-print { color: var(--graphite); font-size: 0.84rem; line-height: 1.55; }
.mono { font-family: var(--mono); }
.text-cobalt { color: var(--cobalt); }
.text-white { color: var(--white); }

.button-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border: 1px solid transparent;
  border-radius: 2px;
  padding: 13px 19px;
  background: var(--cobalt);
  color: var(--white);
  font-family: var(--display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.045em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.button::after { content: "→"; font-size: 1.2rem; line-height: 0; transition: transform 180ms ease; }
.button:hover { background: var(--cobalt-dark); transform: translateY(-2px); }
.button:hover::after { transform: translateX(4px); }
.button--secondary { border-color: var(--ink); background: transparent; color: var(--ink); }
.button--secondary:hover { background: var(--ink); color: var(--white); }
.button--light { background: var(--white); color: var(--ink); }
.button--light:hover { background: var(--fog); color: var(--ink); }
.button--ghost-light { border-color: rgba(255,255,255,.5); background: transparent; color: var(--white); }
.button--ghost-light:hover { border-color: var(--white); background: var(--white); color: var(--ink); }

.announcement {
  background: var(--ink);
  color: var(--white);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.announcement .container {
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.announcement span:last-child { color: rgba(255,255,255,.6); }

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: var(--header-height);
  border-bottom: 1px solid rgba(26, 25, 27, 0.1);
  background: rgba(247, 247, 244, 0.96);
  transition: box-shadow 180ms ease, height 180ms ease;
}

.site-header.is-scrolled { box-shadow: 0 12px 34px rgba(26,25,27,.08); }
html.js .page--home .site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(calc(-100% - 12px));
  transition: transform 260ms cubic-bezier(.22,1,.36,1), opacity 180ms ease, box-shadow 180ms ease;
}
html.js .page--home .site-header.is-home-revealed,
html.js .page--home .site-header:focus-within,
html.js .page--home.menu-open .site-header {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
html.no-js .page--home .site-header {
  position: sticky;
  opacity: 1;
  pointer-events: auto;
  transform: none;
}
.site-header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.site-logo { display: inline-flex; width: auto; align-items: center; color: var(--ink); text-decoration: none; flex: 0 0 auto; }
.site-logo__lockup { width: clamp(13.5rem, 19vw, 16.9rem); max-width: none; height: auto; flex: 0 0 auto; }
.site-nav { display: flex; align-items: center; gap: 26px; }
.site-nav__links { display: flex; align-items: center; gap: 23px; list-style: none; margin: 0; padding: 0; }
.site-nav__links a {
  position: relative;
  padding: 12px 0;
  color: var(--graphite);
  font-family: var(--display);
  font-size: 0.79rem;
  font-weight: 600;
  letter-spacing: 0.055em;
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav__links a::after {
  position: absolute;
  right: 0;
  bottom: 5px;
  left: 0;
  height: 3px;
  background: var(--cobalt);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.site-nav__links a:hover { color: var(--ink); }
.site-nav__links a:hover::after { transform: scaleX(1); }
.site-nav__links a[aria-current] {
  margin-inline: -9px;
  padding-inline: 9px;
  background: var(--cobalt-pale);
  color: var(--ink);
  box-shadow: inset 0 -4px 0 var(--cobalt);
  font-weight: 700;
}
.site-nav__links a[aria-current]::after { display: none; }
.site-nav__cta { white-space: nowrap; }
.menu-toggle { display: none; width: 48px; height: 44px; border: 0; background: transparent; padding: 10px; cursor: pointer; }
.menu-toggle span { display: block; height: 3px; margin: 5px 0; background: var(--ink); transition: transform 180ms ease, opacity 180ms ease; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
.mobile-section-context { display: none; }

.hero {
  position: relative;
  overflow: hidden;
  padding: 50px 0 104px;
}

.hero::before {
  position: absolute;
  z-index: -1;
  top: 8%;
  right: -8%;
  width: 42vw;
  height: 42vw;
  border: 1px solid rgba(49, 87, 213, .14);
  content: "";
  transform: rotate(11deg);
}

.hero__grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(350px, .65fr); align-items: start; gap: clamp(48px, 5vw, 76px); }
.hero__copy, .method-panel { min-width: 0; }
.hero h1 { max-width: 760px; margin-bottom: 30px; font-size: clamp(3.8rem, 5vw, 5.7rem); text-transform: uppercase; }
.hero h1 span { display: block; color: var(--cobalt); }
.hero-brand {
  display: grid;
  grid-template-columns: clamp(56px, 7vw, 88px) minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(20px, 3vw, 38px);
  margin: 0 0 54px;
  padding: 20px 0 22px;
  border-block: 1px solid rgba(26,25,27,.14);
}
.hero-brand__mark { display: block; width: 100%; }
.hero-brand__mark img { width: 100%; height: auto; }
.hero-brand__type { display: grid; min-width: 0; width: max-content; max-width: 100%; line-height: 1; }
.hero-brand__name {
  color: var(--ink);
  font-family: var(--display);
  font-size: clamp(2.3rem, 4.5vw, 4rem);
  font-weight: 650;
  letter-spacing: .13em;
  text-transform: uppercase;
  white-space: nowrap;
}
.hero-brand__institute {
  position: relative;
  isolation: isolate;
  display: block;
  width: max-content;
  max-width: 100%;
  margin-top: 10px;
  color: var(--cobalt);
  font-family: var(--display);
  font-size: clamp(.72rem, 1.15vw, 1rem);
  font-weight: 650;
  letter-spacing: .62em;
  text-transform: uppercase;
  white-space: nowrap;
}
.hero-brand__redaction {
  position: absolute;
  z-index: 1;
  inset: -.16em -.3em -.12em -.18em;
  background: linear-gradient(90deg, var(--ink) 0 96%, var(--ink-soft) 96% 100%);
  box-shadow: 0 0 0 1px rgba(26,25,27,.08);
  pointer-events: none;
  transform: scaleX(0);
  transform-origin: right center;
}
.hero-brand__scan {
  position: absolute;
  z-index: 2;
  top: -.28em;
  bottom: -.24em;
  left: -.18em;
  width: 3px;
  background: var(--cobalt);
  box-shadow: 0 0 14px rgba(49,87,213,.36);
  opacity: 0;
  pointer-events: none;
}
html:not(.no-js) .hero-brand__redaction { animation: institute-unredact 1.35s cubic-bezier(.76,0,.24,1) .35s both; }
html:not(.no-js) .hero-brand__scan { animation: institute-scan 1.03s cubic-bezier(.76,0,.24,1) .67s both; }
.hero-brand__descriptor {
  padding-left: 22px;
  border-left: 3px solid var(--cobalt);
  color: var(--graphite);
  font-family: var(--mono);
  font-size: .67rem;
  font-weight: 700;
  letter-spacing: .1em;
  line-height: 1.75;
  text-align: right;
  text-transform: uppercase;
}

@keyframes institute-unredact {
  0%, 24% { transform: scaleX(1); }
  100% { transform: scaleX(0); }
}

@keyframes institute-scan {
  0% { left: -.18em; opacity: 0; }
  8% { opacity: 1; }
  92% { opacity: 1; }
  100% { left: calc(100% + .18em); opacity: 0; }
}
.hero__copy .lede { max-width: 680px; }
.hero__note { display: flex; gap: 16px; align-items: flex-start; margin-top: 42px; color: var(--graphite); font-size: .9rem; }
.hero__note::before { width: 3px; height: 46px; background: var(--cobalt); content: ""; flex: 0 0 auto; }

.method-panel {
  position: relative;
  min-height: 560px;
  padding: 54px 46px 44px;
  background: var(--ink);
  color: var(--white);
  box-shadow: var(--shadow);
}

.method-panel::after {
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255,255,255,.1);
  content: "";
  pointer-events: none;
}

.method-panel__header { position: relative; z-index: 1; display: flex; justify-content: space-between; gap: 20px; margin-bottom: 60px; }
.method-panel__id { color: rgba(255,255,255,.55); font-family: var(--mono); font-size: .7rem; letter-spacing: .08em; }
.method-panel__signal { color: var(--cobalt-on-dark); font-family: var(--mono); font-size: .7rem; letter-spacing: .08em; }
.method-stages { position: relative; z-index: 1; display: grid; gap: 24px; }
.method-stage {
  display: grid;
  grid-template-columns: 58px 1fr;
  align-items: center;
  gap: 17px;
  width: 100%;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--white);
  text-align: left;
  cursor: pointer;
}

.method-stage__number { color: rgba(255,255,255,.55); font-family: var(--mono); font-size: .72rem; }
.method-stage__bar { position: relative; height: 64px; border: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.03); overflow: hidden; }
.method-stage__fill { position: absolute; inset: 0 auto 0 0; width: var(--stage-width); background: rgba(255,255,255,.13); transition: width 300ms ease, background 180ms ease; }
.method-stage__label { position: relative; z-index: 1; display: flex; height: 100%; align-items: center; justify-content: space-between; padding: 0 20px; font-family: var(--display); font-size: 1rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.method-stage[aria-selected="true"] .method-stage__fill { width: 100%; background: var(--cobalt); }
.method-stage[aria-selected="true"] .method-stage__number { color: var(--cobalt-on-dark); }
.method-panel__detail { position: relative; z-index: 1; min-height: 102px; margin-top: 38px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.16); color: rgba(255,255,255,.72); }
.method-panel__detail strong { display: block; margin-bottom: 5px; color: var(--white); font-family: var(--display); font-size: 1.15rem; }

.signal-strip { border-block: 1px solid rgba(26,25,27,.12); background: var(--white); }
.signal-strip__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.signal-item { min-height: 120px; padding: 27px 26px; border-left: 1px solid rgba(26,25,27,.12); }
.signal-item:last-child { border-right: 1px solid rgba(26,25,27,.12); }
.signal-item span { display: block; color: var(--cobalt); font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; }
.signal-item strong { display: block; margin-top: 12px; font-family: var(--display); font-size: 1rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }

.section-heading { display: grid; grid-template-columns: minmax(260px, .8fr) minmax(0, 1.2fr); gap: clamp(40px, 8vw, 110px); align-items: end; margin-bottom: 64px; }
.section-heading h2 { margin-bottom: 0; }
.section-heading .lede { margin-bottom: 5px; }

.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card-grid--2 { grid-template-columns: repeat(2, 1fr); }
.research-card {
  position: relative;
  display: flex;
  min-height: 360px;
  padding: 30px;
  flex-direction: column;
  border: 1px solid rgba(26,25,27,.12);
  background: var(--white);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.research-card:hover { border-color: var(--cobalt); box-shadow: 0 22px 50px rgba(26,25,27,.08); transform: translateY(-4px); }
.research-card__number { display: flex; align-items: center; justify-content: space-between; color: var(--cobalt); font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; }
.research-card__number::after { width: 34px; height: 4px; background: currentColor; content: ""; }
.research-card h3 { margin-top: 58px; margin-bottom: 18px; }
.research-card p { margin-bottom: 28px; color: var(--graphite); }
.research-card a { position: static; display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: auto; padding-top: 19px; border-top: 1px solid rgba(26,25,27,.12); color: var(--ink); font-family: var(--display); font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-decoration: none; text-transform: uppercase; }
.research-card a::after { float: none; margin-left: auto; color: var(--cobalt); content: "→"; font-size: 1.1rem; flex: 0 0 auto; }

.dark-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(420px, 1.15fr); gap: clamp(54px, 8vw, 110px); align-items: start; }
.dark-grid h2 { margin-bottom: 28px; }
.partnership-steps { border-top: 1px solid rgba(255,255,255,.22); }
.partnership-step { display: grid; grid-template-columns: 62px 1fr; gap: 18px; padding: 28px 0; border-bottom: 1px solid rgba(255,255,255,.22); }
.partnership-step__number { color: var(--cobalt-on-dark); font-family: var(--mono); font-size: .72rem; }
.partnership-step h3 { margin: 0 0 8px; font-size: 1.25rem; letter-spacing: .04em; text-transform: uppercase; }
.partnership-step p { margin: 0; color: rgba(255,255,255,.64); }

.focus-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; border: 1px solid rgba(26,25,27,.13); background: rgba(26,25,27,.13); }
.focus-item { min-height: 260px; padding: 34px; background: var(--field); }
.focus-item__mark { display: flex; gap: 6px; width: 68px; flex-direction: column; margin-bottom: 52px; }
.focus-item__mark i { height: 6px; background: var(--cobalt); }
.focus-grid--dark .focus-item { color: var(--ink); }
.focus-item h3 { margin-bottom: 14px; color: var(--ink); }
.focus-item p { color: var(--graphite); }

.research-area-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.research-area-card { min-width: 0; overflow: hidden; border: 1px solid rgba(26,25,27,.13); background: var(--white); box-shadow: 0 16px 42px rgba(26,25,27,.05); }
.research-area-card__visual { position: relative; overflow: hidden; aspect-ratio: 4 / 3; background: #ece8e1; }
.research-area-card__visual::after { position: absolute; right: 0; bottom: 0; left: 0; height: 8px; background: var(--cobalt); content: ""; transform: scaleX(.24); transform-origin: left; transition: transform 280ms ease; }
.research-area-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 420ms ease; }
.research-area-card:hover .research-area-card__visual::after { transform: scaleX(1); }
.research-area-card:hover img { transform: scale(1.018); }
.research-area-card__body { padding: 28px 30px 32px; }
.research-area-card__meta { display: block; margin-bottom: 18px; color: var(--cobalt); font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; }
.research-area-card h3 { margin-bottom: 13px; }
.research-area-card p { margin: 0; color: var(--graphite); }
.quote-band { padding: 88px 0; background: var(--cobalt); color: var(--white); }
.quote-band__grid { display: grid; grid-template-columns: 180px 1fr; gap: 54px; align-items: start; }
.quote-band__mark { display: grid; gap: 18px; margin-top: 13px; }
.quote-band__mark span { height: 18px; background: var(--white); }
.quote-band blockquote { margin: 0; font-family: var(--display); font-size: clamp(2rem, 4vw, 4.25rem); line-height: 1.08; letter-spacing: -.02em; }

.cta-panel { position: relative; overflow: hidden; padding: 72px; background: var(--ink); color: var(--white); }
.cta-panel::after { position: absolute; right: -40px; bottom: -70px; width: 290px; height: 290px; border: 52px solid var(--cobalt); content: ""; transform: rotate(14deg); opacity: .8; }
.cta-panel__content { position: relative; z-index: 1; max-width: 760px; }
.cta-panel h2 { margin-bottom: 22px; }
.cta-panel p { max-width: 650px; color: rgba(255,255,255,.7); font-size: 1.16rem; }

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 94px;
  border-bottom: 1px solid rgba(26,25,27,.12);
  background: linear-gradient(108deg, var(--field) 0%, var(--white) 58%, var(--cobalt-pale) 100%);
}
.page-hero::before {
  position: absolute;
  top: 12px;
  right: clamp(18px, 6vw, 96px);
  color: var(--cobalt);
  content: var(--section-number);
  font-family: var(--display);
  font-size: clamp(9rem, 20vw, 18rem);
  font-weight: 700;
  letter-spacing: -.09em;
  line-height: 1;
  opacity: .055;
  pointer-events: none;
}
.page-hero::after { position: absolute; right: 0; bottom: 0; width: min(42vw, 560px); height: 18px; background: var(--cobalt); content: ""; }
.page-hero > .container { position: relative; z-index: 1; }
.page-hero__grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: 72px; align-items: end; }
.page-hero h1 { max-width: 950px; margin-bottom: 28px; font-size: clamp(3.4rem, 7vw, 7rem); }
.page-hero__aside { padding: 25px 0 4px 28px; border-left: 3px solid var(--cobalt); color: var(--graphite); }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 52px; color: var(--graphite); font-family: var(--mono); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; }
.breadcrumb a { color: var(--graphite); text-decoration: none; }
.breadcrumb a:hover { color: var(--cobalt); }
.breadcrumb__current {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: -7px;
  margin-bottom: -7px;
  padding: 7px 11px;
  background: var(--cobalt);
  color: var(--white);
  font-weight: 700;
}
.breadcrumb__current b {
  padding-right: 9px;
  border-right: 1px solid rgba(255,255,255,.45);
  font: inherit;
}

.prose-grid { display: grid; grid-template-columns: minmax(220px, .6fr) minmax(0, 1.4fr); gap: clamp(50px, 9vw, 130px); }
.prose-grid__label { position: sticky; top: calc(var(--header-height) + 30px); align-self: start; }
.prose-grid__content h2 { margin-bottom: 28px; }
.prose-grid__content p { color: var(--graphite); font-size: 1.08rem; }
.prose-grid__content p + h3 { margin-top: 54px; }
.rule { width: 86px; height: 6px; margin: 28px 0; background: var(--cobalt); }

.principle-list { display: grid; gap: 1px; border: 1px solid rgba(26,25,27,.13); background: rgba(26,25,27,.13); }
.principle { display: grid; grid-template-columns: 80px minmax(190px, .7fr) 1.3fr; gap: 22px; padding: 32px; background: var(--white); }
.principle__number { color: var(--cobalt); font-family: var(--mono); font-size: .74rem; }
.principle h3 { margin: 0; font-size: 1.24rem; text-transform: uppercase; }
.principle p { margin: 0; color: var(--graphite); }

.scope-note { padding: 28px 32px; border-left: 6px solid var(--cobalt); background: var(--cobalt-pale); }
.scope-note h3 { margin-bottom: 10px; font-size: 1rem; letter-spacing: .04em; text-transform: uppercase; }
.scope-note p { margin: 0; color: var(--graphite); }
.scope-note--warning { border-color: var(--warning); background: #f7eae8; }

.research-cycle { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: cycle; }
.cycle-step { min-height: 340px; padding: 30px; border: 1px solid rgba(26,25,27,.12); border-right: 0; background: var(--white); counter-increment: cycle; }
.cycle-step:last-child { border-right: 1px solid rgba(26,25,27,.12); }
.cycle-step::before { color: var(--cobalt); content: "0" counter(cycle); font-family: var(--mono); font-size: .73rem; }
.cycle-step__bar { height: 12px; margin: 42px 0 50px; background: var(--fog); }
.cycle-step__bar span { display: block; width: var(--progress); height: 100%; background: var(--cobalt); }
.cycle-step h3 { font-size: 1.35rem; text-transform: uppercase; }
.cycle-step p { color: var(--graphite); }

.output-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.output-item { padding: 28px; border-top: 6px solid var(--cobalt); background: var(--white); }
.output-item h3 { font-size: 1.16rem; text-transform: uppercase; }
.output-item p { color: var(--graphite); }

.engagement-timeline { display: grid; gap: 0; }
.timeline-row { display: grid; grid-template-columns: 90px minmax(200px, .65fr) minmax(0, 1.35fr); gap: 26px; padding: 31px 0; border-top: 1px solid rgba(26,25,27,.16); }
.timeline-row:last-child { border-bottom: 1px solid rgba(26,25,27,.16); }
.timeline-row__number { color: var(--cobalt); font-family: var(--mono); font-size: .74rem; }
.timeline-row h3 { margin: 0; font-size: 1.2rem; text-transform: uppercase; }
.timeline-row p { margin: 0; color: var(--graphite); }

.faq { border-top: 1px solid rgba(26,25,27,.15); }
.faq details { border-bottom: 1px solid rgba(26,25,27,.15); }
.faq summary { position: relative; padding: 24px 54px 24px 0; font-family: var(--display); font-size: 1.1rem; font-weight: 600; list-style: none; cursor: pointer; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { position: absolute; right: 12px; content: "+"; color: var(--cobalt); font-size: 1.5rem; font-weight: 400; }
.faq details[open] summary::after { content: "−"; }
.faq details p { max-width: 820px; padding: 0 54px 24px 0; color: var(--graphite); }

.publication-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.publication-card { min-height: 360px; padding: 28px; border: 1px solid rgba(26,25,27,.13); background: var(--white); }
.publication-card__status { display: inline-flex; padding: 6px 9px; background: var(--cobalt-pale); color: var(--cobalt); font-family: var(--mono); font-size: .66rem; letter-spacing: .08em; text-transform: uppercase; }
.publication-card__type { margin-top: 84px; color: var(--graphite); font-family: var(--mono); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; }
.publication-card h3 { margin: 13px 0 18px; }
.publication-card p { color: var(--graphite); }
.publication-card__link { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 28px; color: var(--ink); font-family: var(--display); font-size: .76rem; font-weight: 650; letter-spacing: .06em; text-decoration: none; text-transform: uppercase; }
.publication-card__link span { color: var(--cobalt); font-size: 1.15rem; transition: transform 180ms ease; }
.publication-card__link:hover span { transform: translateX(4px); }

.contact-layout { display: grid; grid-template-columns: minmax(280px, .75fr) minmax(0, 1.25fr); gap: clamp(56px, 9vw, 120px); }
.contact-aside { align-self: start; }
.contact-aside h2 { margin-bottom: 24px; }
.contact-aside__list { padding: 0; list-style: none; }
.contact-aside__list li { position: relative; margin: 15px 0; padding-left: 23px; color: var(--graphite); }
.contact-aside__list li::before { position: absolute; top: .72em; left: 0; width: 7px; height: 7px; background: var(--cobalt); content: ""; }
.contact-form { padding: clamp(28px, 5vw, 52px); background: var(--white); box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form-field { display: grid; gap: 8px; }
.form-field--full { grid-column: 1 / -1; }
.form-field label { font-family: var(--display); font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.form-field .optional { color: var(--graphite); font-family: var(--body); font-size: .72rem; font-weight: 400; letter-spacing: 0; text-transform: none; }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  border: 1px solid #c7ccd2;
  border-radius: 0;
  padding: 13px 14px;
  background: var(--field);
  color: var(--ink);
}
.form-field textarea { min-height: 150px; resize: vertical; }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus { border-color: var(--cobalt); outline: 3px solid rgba(49,87,213,.16); }
.form-check { display: flex; gap: 12px; align-items: flex-start; margin: 24px 0; color: var(--graphite); font-size: .86rem; }
.form-check input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--cobalt); flex: 0 0 auto; }
.form-honeypot { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden !important; clip: rect(0 0 0 0) !important; white-space: nowrap !important; }
.form-status { display: none; margin-top: 20px; padding: 14px 16px; border-left: 4px solid var(--cobalt); background: var(--cobalt-pale); }
.form-status.is-visible { display: block; }
.form-status.is-error { border-color: var(--warning); background: #f7eae8; }

.privacy-content h2 { margin-top: 58px; font-size: 2rem; }
.privacy-content h3 { margin-top: 34px; font-size: 1.25rem; }
.privacy-content p, .privacy-content li { color: var(--graphite); }

.error-page { display: grid; min-height: calc(100vh - 34px - var(--header-height) - 170px); align-items: center; padding: 100px 0; }
.error-page h1 { margin-bottom: 24px; font-size: clamp(4.5rem, 12vw, 10rem); text-transform: uppercase; }
.error-page .lede { max-width: 760px; }

.section--dark .prose-grid__content p { color: rgba(255,255,255,.7); }
.section--dark .prose-grid__content a { color: var(--white); }

.site-footer { padding: 72px 0 30px; background: var(--ink); color: var(--white); }
.site-footer__top { display: grid; grid-template-columns: minmax(260px, 1.2fr) minmax(160px, .4fr) minmax(190px, .4fr); gap: 70px; padding-bottom: 58px; }
.footer-lockup { display: inline-flex; max-width: 100%; align-items: center; }
.footer-lockup__logo { width: clamp(17.5rem, 28vw, 23rem); max-width: 100%; height: auto; }
.site-footer__brand p { max-width: 510px; margin: 28px 0 0; color: rgba(255,255,255,.61); }
.site-footer h2 { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; color: var(--white); font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; }
.site-footer h2::before { width: 22px; height: 4px; background: var(--brand-blue); content: ""; flex: 0 0 auto; }
.site-footer ul { margin: 0; padding: 0; list-style: none; }
.site-footer li { margin: 10px 0; }
.site-footer a { color: rgba(255,255,255,.72); text-decoration: none; }
.site-footer a:hover { color: var(--white); }
.site-footer__bottom { display: grid; grid-template-columns: 1fr auto; gap: 24px; padding-top: 25px; border-top: 1px solid rgba(255,255,255,.16); color: rgba(255,255,255,.5); font-family: var(--mono); font-size: .66rem; letter-spacing: .04em; }
.site-footer__bottom p { margin: 0; }
.site-footer__legal { max-width: 850px; }

[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity 600ms ease, transform 600ms ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
.no-js [data-reveal] { opacity: 1; transform: none; }

@media (max-width: 1040px) {
  :root { --header-height: 78px; }
  .site-nav__cta { display: none; }
  .site-nav__links { gap: 17px; }
  .site-logo__lockup { width: 13.4rem; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__copy { max-width: 840px; }
  .method-panel { min-height: auto; }
  .section-heading { grid-template-columns: 1fr; align-items: start; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid .research-card:last-child { grid-column: 1 / -1; min-height: 280px; }
  .dark-grid { grid-template-columns: 1fr; }
  .research-cycle { grid-template-columns: repeat(2, 1fr); }
  .cycle-step:nth-child(2) { border-right: 1px solid rgba(26,25,27,.12); }
  .cycle-step:nth-child(-n+2) { border-bottom: 0; }
  .output-list { grid-template-columns: repeat(2, 1fr); }
  .publication-grid { grid-template-columns: repeat(2, 1fr); }
  .site-footer__top { grid-template-columns: 1fr 1fr; }
  .site-footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 820px) {
  .announcement span:last-child { display: none; }
  .menu-toggle { display: block; }
  .site-nav__links {
    position: absolute;
    z-index: 2;
    top: 100%;
    right: 0;
    left: 0;
    display: grid;
    width: 100%;
    height: calc(100vh - var(--header-height));
    height: calc(100dvh - var(--header-height));
    align-content: start;
    gap: 0;
    overflow-y: auto;
    padding: 30px 24px;
    background: var(--field);
    transform: translateX(100%);
    visibility: hidden;
    pointer-events: none;
    transition: transform 220ms ease, visibility 0s linear 220ms;
  }
  .site-nav__links.is-open { transform: translateX(0); visibility: visible; pointer-events: auto; transition-delay: 0s; }
  .site-nav__links li { border-bottom: 1px solid rgba(26,25,27,.13); }
  .site-nav__links a { display: block; padding: 20px 6px; font-size: 1rem; }
  .site-nav__links a::after { display: none; }
  .site-nav__links a[aria-current] { margin-inline: -6px; padding-inline: 18px; box-shadow: inset 5px 0 0 var(--cobalt); }
  .mobile-section-context {
    position: sticky;
    z-index: 90;
    top: var(--header-height);
    display: flex;
    min-height: 36px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border-bottom: 1px solid rgba(26,25,27,.12);
    background: var(--cobalt-pale);
    color: var(--ink);
    font-family: var(--display);
    font-size: .72rem;
    letter-spacing: .07em;
    line-height: 1;
    text-transform: uppercase;
  }
  .mobile-section-context span { color: var(--cobalt); font-family: var(--mono); font-size: .64rem; }
  .mobile-section-context strong { font-weight: 700; }
  .hero-brand { grid-template-columns: clamp(52px, 10vw, 72px) minmax(0, 1fr); margin-bottom: 46px; }
  .hero-brand__descriptor { display: none; }
  .signal-strip__grid { grid-template-columns: repeat(2, 1fr); }
  .signal-item:nth-child(3) { border-top: 1px solid rgba(26,25,27,.12); }
  .signal-item:nth-child(4) { border-top: 1px solid rgba(26,25,27,.12); }
  .page-hero__grid { grid-template-columns: 1fr; gap: 30px; }
  .page-hero__aside { max-width: 620px; }
  .prose-grid { grid-template-columns: 1fr; }
  .prose-grid__label { position: static; }
  .principle { grid-template-columns: 52px 1fr; }
  .principle p { grid-column: 2; }
  .timeline-row { grid-template-columns: 60px 1fr; }
  .timeline-row p { grid-column: 2; }
  .contact-layout { grid-template-columns: 1fr; }
  .quote-band__grid { grid-template-columns: 120px 1fr; }
  .research-area-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .container, .narrow { width: min(calc(100% - 32px), var(--container)); }
  .section { padding: 82px 0; }
  .section--compact { padding: 56px 0; }
  .hero { padding: 38px 0 78px; }
  .hero h1 { font-size: clamp(3rem, 12.5vw, 4.4rem); }
  .hero-brand { grid-template-columns: 48px minmax(0, 1fr); gap: 17px; margin-bottom: 40px; padding-block: 17px 19px; }
  .hero-brand__name { font-size: clamp(2rem, 11vw, 3.1rem); letter-spacing: .08em; }
  .hero-brand__institute { margin-top: 8px; font-size: .7rem; letter-spacing: .45em; }
  .site-header__inner { gap: 18px; }
  .site-logo__lockup { width: 11.5rem; }
  .method-panel { margin-inline: -16px; padding: 38px 28px 34px; }
  .method-panel__header { margin-bottom: 44px; }
  .method-stage { grid-template-columns: 40px 1fr; }
  .method-stage__bar { height: 58px; }
  .signal-strip__grid { grid-template-columns: 1fr; }
  .signal-item, .signal-item:last-child { border-right: 1px solid rgba(26,25,27,.12); border-bottom: 1px solid rgba(26,25,27,.12); }
  .card-grid, .card-grid--2, .focus-grid, .output-list, .publication-grid { grid-template-columns: 1fr; }
  .card-grid .research-card:last-child { grid-column: auto; }
  .research-card { min-height: 310px; }
  .dark-grid { gap: 50px; }
  .quote-band__grid { grid-template-columns: 1fr; }
  .quote-band__mark { width: 110px; gap: 10px; }
  .quote-band__mark span { height: 10px; }
  .cta-panel { margin-inline: -16px; padding: 54px 28px; }
  .cta-panel::after { display: none; }
  .research-cycle { grid-template-columns: 1fr; }
  .cycle-step, .cycle-step:nth-child(2), .cycle-step:last-child { border: 1px solid rgba(26,25,27,.12); border-bottom: 0; }
  .cycle-step:last-child { border-bottom: 1px solid rgba(26,25,27,.12); }
  .principle { grid-template-columns: 1fr; }
  .principle p { grid-column: auto; }
  .timeline-row { grid-template-columns: 1fr; gap: 10px; }
  .timeline-row p { grid-column: auto; }
  .form-grid { grid-template-columns: 1fr; }
  .form-field--full { grid-column: auto; }
  .contact-form { margin-inline: -16px; }
  .site-footer__top { grid-template-columns: 1fr; gap: 46px; }
  .site-footer__brand { grid-column: auto; }
  .site-footer__bottom { grid-template-columns: 1fr; }
  .page-hero::before { top: 44px; right: 8px; font-size: clamp(8rem, 42vw, 11rem); opacity: .045; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .research-area-card:hover img { transform: none; }
  .hero-brand__redaction,
  .hero-brand__scan { display: none !important; animation: none !important; }
}

@media (forced-colors: active) {
  .hero-brand__redaction,
  .hero-brand__scan { display: none !important; }
}

@media print {
  .announcement, .site-header, .site-footer, .button-row, .menu-toggle { display: none !important; }
  body { background: #fff; color: #000; }
  .section, .page-hero { padding: 36px 0; }
  a { text-decoration: none; }
  .hero-brand__redaction,
  .hero-brand__scan { display: none !important; }
}