:root {
  --paper: #f3f1ec;
  --ink: #0b0b0b;
  --blue: #1547ff;
  --red: #f01911;
  --rule: rgba(11, 11, 11, .35);
  --pad: clamp(18px, 2.5vw, 44px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: clip;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.35;
  -webkit-font-smoothing: antialiased;
}
img, video { display: block; width: 100%; }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3, figure, blockquote { margin: 0; }

.progress { position: fixed; inset: 0 0 auto; height: 3px; z-index: 100; background: transparent; }
.progress span { display: block; width: 0; height: 100%; background: var(--red); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  min-height: 56px;
  padding: 0 var(--pad);
  border-bottom: 1px solid var(--ink);
  background: rgba(243, 241, 236, .94);
  backdrop-filter: blur(12px);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .02em;
}
.site-header nav { display: flex; gap: 24px; }
.site-header nav a { position: relative; }
.site-header nav a::after { content: ""; position: absolute; inset: auto 0 -5px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.site-header nav a:hover::after, .site-header nav a.active::after { transform: scaleX(1); }
.index { text-align: right; }

.hero {
  min-height: calc(100svh - 56px);
  padding: var(--pad);
  display: grid;
  grid-template-rows: auto 1fr auto;
  background: var(--paper);
}
.hero-meta, .hero-bottom { display: flex; justify-content: space-between; gap: 24px; font-size: clamp(12px, 1vw, 15px); text-transform: uppercase; }
.hero h1 {
  align-self: center;
  margin-left: -.065em;
  font-size: clamp(72px, 15.7vw, 302px);
  font-weight: 800;
  line-height: .76;
  letter-spacing: -.075em;
}
.hero-bottom { align-items: end; }
.hero-bottom p { font-size: clamp(18px, 2.2vw, 40px); line-height: 1.05; text-transform: none; letter-spacing: -.04em; }
.down { white-space: nowrap; }

.ai-disclosure { display: grid; grid-template-columns: 1fr 3fr; gap: 5vw; padding: 22px var(--pad) 26px; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.ai-disclosure p { max-width: 1100px; font-size: clamp(15px, 1.15vw, 20px); }

.full-bleed { border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); background: #fff; }
.full-bleed img { min-height: 55vw; object-fit: cover; }

.ruled { border-bottom: 1px solid var(--ink); }
.section-label { font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.intro { display: grid; grid-template-columns: 1fr 3fr; gap: 5vw; padding: var(--pad); min-height: 80vh; }
.intro h2, .chapter h2 { font-size: clamp(44px, 7.2vw, 138px); font-weight: 600; line-height: .92; letter-spacing: -.06em; }
.intro h2 { grid-column: 2; align-self: center; }
.intro-copy { grid-column: 2; display: grid; grid-template-columns: 1fr 1fr; gap: var(--pad); max-width: 1100px; align-self: end; font-size: clamp(16px, 1.4vw, 24px); }

.statement { min-height: 100svh; padding: var(--pad); display: flex; flex-direction: column; justify-content: space-between; }
.blue { color: #fff; background: var(--blue); }
.display-quote { font-size: clamp(68px, 14.5vw, 278px); font-weight: 800; line-height: .78; letter-spacing: -.075em; }

.chapter { padding: var(--pad); }
.chapter-grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: 8vw; margin-top: clamp(110px, 16vw, 260px); align-items: end; }
.body-copy { max-width: 650px; font-size: clamp(17px, 1.55vw, 27px); }
.body-copy p + p { margin-top: 1.3em; }

.media-card { padding: var(--pad); border-bottom: 1px solid var(--ink); background: var(--paper); }
.media-card img { aspect-ratio: 16 / 9; object-fit: cover; background: #fff; }
.media-card figcaption { display: flex; justify-content: space-between; gap: 24px; padding-top: 12px; font-size: 12px; text-transform: uppercase; }

.student-presence { padding: var(--pad); background: #e8e0d5; }
.student-lede { display: grid; grid-template-columns: 1.25fr 1fr; gap: 8vw; margin-top: clamp(110px, 16vw, 220px); align-items: end; }
.student-lede h2 { font-size: clamp(54px, 8vw, 150px); font-weight: 600; line-height: .88; letter-spacing: -.065em; }
.student-lede .body-copy { color: #28231e; }
.student-grid { display: grid; grid-template-columns: 1.05fr 1.5fr 1fr; gap: 14px; margin-top: clamp(90px, 12vw, 180px); align-items: start; }
.student-grid figure { min-width: 0; }
.student-grid img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; background: #f7f3ee; }
.student-grid .student-portrait img { aspect-ratio: 3 / 4; }
.student-grid .student-wide { grid-column: span 2; }
.student-grid .student-wide img { aspect-ratio: 1.45 / 1; }
.student-grid figcaption { padding-top: 10px; font-size: 11px; line-height: 1.3; text-transform: uppercase; }

.asset-pair { display: grid; grid-template-columns: 1fr 1fr; gap: var(--pad); padding: var(--pad); }
.asset-pair figure { min-width: 0; }
.asset-pair img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; background: #fff; }
.asset-pair figcaption, .output-story figcaption, .social-gallery figcaption { padding-top: 10px; font-size: 11px; line-height: 1.3; text-transform: uppercase; }

.findings { padding: var(--pad); }
.finding-list { margin: 100px 0 0; padding: 0; list-style: none; }
.finding-list li { display: grid; grid-template-columns: 70px 1.1fr 1fr; gap: var(--pad); align-items: baseline; padding: 22px 0; border-top: 1px solid var(--ink); }
.finding-list li:last-child { border-bottom: 1px solid var(--ink); }
.finding-list h3 { font-size: clamp(28px, 4.5vw, 84px); font-weight: 500; letter-spacing: -.05em; }
.finding-list p { max-width: 520px; font-size: clamp(15px, 1.2vw, 20px); }

.mechanisms { padding: var(--pad); }
.mechanism-grid { display: grid; grid-template-columns: 1fr 1fr; margin-top: 100px; border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.mechanism-grid article { min-height: 40vw; display: flex; flex-direction: column; padding: var(--pad); border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.mechanism-grid article span { font-size: 12px; }
.mechanism-grid article h3 { margin-top: auto; font-size: clamp(48px, 9vw, 170px); font-weight: 800; letter-spacing: -.08em; line-height: .8; }
.mechanism-grid article p { margin-top: 28px; max-width: 420px; font-size: clamp(16px, 1.4vw, 23px); }
.mechanism-grid .red { color: #fff; background: var(--red); }
.mechanism-grid .blue-card { color: #fff; background: var(--blue); }

.output-story { padding: var(--pad); border-bottom: 1px solid var(--ink); }
.output-wide img { max-height: 92vh; object-fit: cover; object-position: center; }
.output-wide figcaption { display: flex; justify-content: space-between; gap: 20px; }
.spread-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--pad); margin-top: clamp(90px, 12vw, 190px); }
.spread-grid img { width: 100%; aspect-ratio: 1.48 / 1; object-fit: contain; background: #fff; }
.photo-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 14px; margin-top: clamp(90px, 12vw, 190px); }
.photo-grid figure { min-width: 0; }
.photo-grid img { height: 68vw; max-height: 980px; object-fit: cover; }
.photo-grid .large img { object-position: center; }
.viewer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 14px; }
.viewer-grid img { aspect-ratio: 3 / 4; object-fit: cover; }
.black { color: #fff; background: var(--ink); }
.responses { min-height: 90vh; padding: var(--pad); }
.responses blockquote { max-width: 1300px; margin-top: clamp(90px, 12vw, 220px); font-size: clamp(36px, 6.2vw, 118px); line-height: .95; letter-spacing: -.055em; }
.responses blockquote + blockquote { margin-left: auto; max-width: 950px; font-size: clamp(28px, 4vw, 72px); color: var(--paper); }

.social-gallery { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 12px; padding: var(--pad); align-items: start; }
.social-gallery figure { min-width: 0; }
.social-gallery img { width: 100%; max-height: 85vh; object-fit: cover; object-position: top; }
.social-gallery .social-lead img { object-fit: contain; background: #fff; }

.portfolio-reader { padding: var(--pad); color: #fff; background: var(--blue); }
.reader-head { display: grid; grid-template-columns: 1fr 2fr 1fr; gap: var(--pad); align-items: end; }
.reader-head h2 { margin: clamp(90px, 12vw, 180px) 0 50px; font-size: clamp(56px, 10vw, 190px); font-weight: 800; line-height: .82; letter-spacing: -.075em; }
.reader-actions { padding-bottom: 50px; font-size: clamp(15px, 1.2vw, 20px); }
.reader-actions p { margin-bottom: 24px; }
.reader-actions a { display: inline-block; padding: 12px 16px; border: 1px solid currentColor; font-size: 12px; font-weight: 700; text-transform: uppercase; transition: color .2s ease, background .2s ease; }
.reader-actions a:hover { color: var(--blue); background: #fff; }
.pdf-frame { height: min(88vh, 1040px); background: #fff; border: 1px solid rgba(255,255,255,.5); }
.pdf-frame iframe { width: 100%; height: 100%; border: 0; }

.film-section { padding: var(--pad); color: #fff; background: var(--ink); }
.film-head { display: grid; grid-template-columns: 1fr 3fr; }
.film-head h2 { margin: 100px 0 80px; font-size: clamp(68px, 15vw, 288px); font-weight: 800; line-height: .77; letter-spacing: -.08em; }
.film-player { border: 1px solid #2c2c2c; background: #000; }
.film-player video { max-height: 90vh; }

.closing { position: relative; min-height: 100svh; overflow: hidden; color: #fff; background: var(--ink); }
.closing > img { width: 100%; height: 100svh; object-fit: cover; opacity: .62; }
.closing::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,.86), rgba(0,0,0,.08)); }
.closing-copy { position: absolute; z-index: 1; inset: 0; display: flex; flex-direction: column; justify-content: space-between; padding: var(--pad); }
.closing-copy h2 { font-size: clamp(72px, 15vw, 288px); font-weight: 800; line-height: .78; letter-spacing: -.08em; }
.closing-copy > p:last-child { max-width: 700px; font-size: clamp(18px, 2.2vw, 38px); }

footer { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 30px; min-height: 34vh; padding: var(--pad); background: var(--red); color: #fff; align-items: end; }
footer > a { align-self: start; font-size: clamp(28px, 4vw, 74px); font-weight: 800; letter-spacing: -.06em; }
.footer-note { max-width: 420px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .reveal { opacity: 1; transform: none; transition: none; } }

@media (max-width: 820px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav { display: none; }
  .index { font-size: 10px; }
  .hero { min-height: 88svh; }
  .hero h1 { max-width: 100%; font-size: clamp(58px, 18.8vw, 150px); }
  .hero-meta { flex-direction: column; gap: 2px; }
  .hero-bottom { align-items: end; }
  .hero-bottom p { font-size: 18px; }
  .ai-disclosure { grid-template-columns: 1fr; }
  .intro { grid-template-columns: 1fr; min-height: auto; }
  .intro h2, .intro-copy { grid-column: 1; }
  .intro h2 { margin: 120px 0 50px; }
  .intro-copy { grid-template-columns: 1fr; }
  .chapter-grid { grid-template-columns: 1fr; margin-top: 100px; }
  .student-lede { grid-template-columns: 1fr; margin-top: 100px; }
  .student-grid { grid-template-columns: 1fr 1fr; }
  .student-grid .student-wide { grid-column: 1 / -1; }
  .finding-list li { grid-template-columns: 42px 1fr; }
  .finding-list li p { grid-column: 2; }
  .mechanism-grid { grid-template-columns: 1fr; }
  .mechanism-grid article { min-height: 70vw; }
  .asset-pair, .spread-grid { grid-template-columns: 1fr; }
  .photo-grid { grid-template-columns: 1fr 1fr; }
  .photo-grid .large { grid-column: 1 / -1; }
  .photo-grid img { height: 85vw; }
  .photo-grid .large img { height: auto; max-height: none; }
  .viewer-grid { grid-template-columns: 1fr 1fr; }
  .social-gallery { grid-template-columns: 1fr 1fr; }
  .social-gallery .social-lead { grid-column: 1 / -1; }
  .reader-head { grid-template-columns: 1fr; }
  .reader-head h2 { margin: 80px 0 20px; }
  .reader-actions { padding-bottom: 30px; }
  .pdf-frame { height: 72vh; }
  .film-head { grid-template-columns: 1fr; }
  .film-head h2 { margin-top: 80px; }
  footer { grid-template-columns: 1fr; min-height: 45vh; }
}

@media (max-width: 520px) {
  .hero-bottom .down { display: none; }
  .display-quote { font-size: 20vw; }
  .media-card { padding: 10px; }
  .media-card figcaption { flex-direction: column; gap: 3px; }
  .asset-pair { gap: 30px; }
  .photo-grid, .social-gallery { grid-template-columns: 1fr; }
  .student-grid { grid-template-columns: 1fr; }
  .student-grid .student-wide { grid-column: auto; }
  .photo-grid .large, .social-gallery .social-lead { grid-column: auto; }
  .photo-grid img { height: auto; max-height: none; }
  .responses { min-height: 70vh; }
}