:root {
  color-scheme: dark;
  --ink: #070a0b;
  --paper: #f4ecd9;
  --muted: rgba(244, 236, 217, 0.68);
  --line: rgba(244, 236, 217, 0.14);
  --mint: #82dbc7;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 2rem; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--ink);
  color: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: inherit; }
.research-hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  overflow: hidden;
  padding: clamp(1rem, 3.2vw, 3rem);
  align-content: space-between;
}
.research-hero > img,
.research-hero__shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.research-hero > img { object-fit: cover; object-position: center 46%; filter: saturate(.72) contrast(1.08) brightness(.65); animation: hero-settle 1.4s ease-out both; }
.research-hero__shade { background: linear-gradient(90deg, rgba(4,7,8,.9), rgba(4,7,8,.42) 55%, rgba(4,7,8,.12)), linear-gradient(0deg, rgba(4,7,8,.86), transparent 55%); }
.research-hero nav,
.research-hero__copy,
.research-hero__caption { position: relative; z-index: 1; }
.research-hero nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.research-hero nav a { text-decoration: none; }
.research-hero nav a:last-child { padding: .8rem 1rem; border: 1px solid rgba(244,236,217,.3); border-radius: 999px; }
.research-brand { font-family: Georgia, "Times New Roman", serif; font-size: clamp(1rem, 2vw, 1.35rem); font-weight: 500; letter-spacing: -.02em; text-transform: none; }
.research-hero__copy { align-self: center; max-width: 64rem; padding: 8vh 0; animation: copy-enter .8s .12s ease-out both; }
.eyebrow { margin: 0 0 1rem; color: var(--mint); font-size: .68rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.research-hero h1 { max-width: 10ch; margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(4rem, 10vw, 10rem); font-weight: 500; letter-spacing: -.065em; line-height: .78; }
.research-hero__copy > p:not(.eyebrow):not(.research-hero__credits) { max-width: 42rem; margin: 2rem 0 0; color: rgba(244,236,217,.82); font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.15rem, 2vw, 1.6rem); line-height: 1.45; }
.research-hero__credits { display: flex; align-items: baseline; gap: 1rem; margin: 1.5rem 0 0; color: rgba(244,236,217,.7); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; }
.research-hero__credits strong { color: var(--paper); font-family: Georgia, "Times New Roman", serif; font-size: 1.05rem; font-weight: 500; letter-spacing: -.01em; text-transform: none; }
.research-hero__copy > a,
.visitor-note > a { display: inline-flex; gap: .7rem; margin-top: 2rem; color: var(--paper); font-size: .7rem; font-weight: 800; letter-spacing: .1em; text-decoration: none; text-transform: uppercase; }
.research-hero__copy > a span,
.visitor-note > a span { color: var(--mint); }
.research-hero__caption { justify-self: end; margin: 0; color: rgba(244,236,217,.56); font-size: .62rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
main { overflow: hidden; }
main > section { padding: clamp(5rem, 10vw, 10rem) clamp(1rem, 7vw, 7rem); }
.premise { background: #f0e7d3; color: #171817; }
.premise .eyebrow { color: #346f64; }
.premise__layout { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(18rem, .8fr); gap: clamp(3rem, 8vw, 9rem); }
.premise h2,
.section-heading h2,
.observation h2,
.visitor-note h2 { margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(3rem, 7vw, 7rem); font-weight: 500; letter-spacing: -.055em; line-height: .88; }
.prose { align-self: end; max-width: 42rem; }
.prose p { margin: 0 0 1.4rem; font-size: clamp(1rem, 1.5vw, 1.16rem); line-height: 1.72; }
.provenance { background: #101718; }
.provenance .section-heading { margin-bottom: clamp(3rem, 6vw, 6rem); }
.provenance-lines { max-width: 90rem; margin: 0 auto; }
.provenance-lines article { display: grid; grid-template-columns: minmax(10rem, .42fr) minmax(18rem, 1fr); gap: clamp(2rem, 7vw, 8rem); padding: 1.7rem 0; border-top: 1px solid var(--line); }
.provenance-lines article:last-child { border-bottom: 1px solid var(--line); }
.provenance-lines strong { color: var(--mint); font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.15rem, 2vw, 1.6rem); font-weight: 500; }
.provenance-lines p { max-width: 48rem; margin: 0; color: var(--muted); line-height: 1.65; }
.provenance-note { max-width: 90rem; margin: 1.5rem auto 0; color: rgba(244,236,217,.42); font-size: .68rem; letter-spacing: .06em; line-height: 1.5; text-transform: uppercase; }
.directive { position: relative; background: #0e1516; }
.directive blockquote { max-width: 19ch; margin: 2rem 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(2.5rem, 5.5vw, 6rem); letter-spacing: -.045em; line-height: .98; }
.directive blockquote strong { color: var(--mint); font-weight: 500; }
.directive > p:last-child { color: var(--muted); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
.questions { background: #090c0d; }
.section-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(16rem, .5fr); gap: 2rem; align-items: end; margin-bottom: clamp(4rem, 8vw, 8rem); }
.section-heading .eyebrow { grid-column: 1 / -1; }
.section-heading > p:last-child { margin: 0; color: var(--muted); line-height: 1.6; }
.question-list { max-width: 90rem; margin: 0 auto; padding: 0; list-style: none; counter-reset: questions; }
.question-list li { display: grid; grid-template-columns: 8rem minmax(0, 1fr); gap: 2rem; padding: clamp(2rem, 4vw, 4rem) 0; border-top: 1px solid var(--line); }
.question-list li:last-child { border-bottom: 1px solid var(--line); }
.question-list span { padding-top: .3rem; color: var(--mint); font-size: .68rem; font-weight: 800; letter-spacing: .13em; }
.question-list p { max-width: 33ch; margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.6rem, 3.2vw, 3.5rem); line-height: 1.12; }
.observation { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(17rem, .8fr); gap: clamp(3rem, 8vw, 8rem); background: #18302d; }
.observation ul { align-self: end; margin: 0; padding: 0; list-style: none; columns: 2; }
.observation li { padding: .75rem 0; border-bottom: 1px solid rgba(244,236,217,.16); color: rgba(244,236,217,.86); font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.1rem, 2vw, 1.55rem); break-inside: avoid; }
.method { background: #ebe1cc; color: #171817; }
.method .eyebrow { color: #346f64; }
.method-lines article { display: grid; grid-template-columns: 4rem minmax(12rem, .5fr) minmax(18rem, 1fr); gap: clamp(1rem, 4vw, 4rem); padding: 2rem 0; border-top: 1px solid rgba(23,24,23,.18); }
.method-lines article:last-child { border-bottom: 1px solid rgba(23,24,23,.18); }
.method-lines span { color: #346f64; font-size: .68rem; font-weight: 800; }
.method-lines h3 { margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.35rem, 2vw, 2rem); font-weight: 500; }
.method-lines p { max-width: 44rem; margin: 0; line-height: 1.6; }
.visitor-note { text-align: center; background: radial-gradient(circle at 50% 30%, rgba(130,219,199,.12), transparent 24rem), #070a0b; }
.visitor-note .eyebrow { text-align: center; }
.visitor-note h2 { max-width: 11ch; margin: 0 auto; }
.visitor-note > p:not(.eyebrow) { max-width: 44rem; margin: 2rem auto 0; color: var(--muted); font-size: clamp(1rem, 2vw, 1.2rem); line-height: 1.7; }
footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .8rem 2rem; padding: 2rem clamp(1rem, 7vw, 7rem); border-top: 1px solid var(--line); color: rgba(244,236,217,.48); font-size: .62rem; letter-spacing: .08em; line-height: 1.5; text-transform: uppercase; }
.reveal { opacity: 0; transform: translateY(2rem); transition: opacity .65s ease, transform .65s cubic-bezier(.2,.7,.2,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@keyframes hero-settle { from { transform: scale(1.04); } to { transform: scale(1); } }
@keyframes copy-enter { from { opacity: 0; transform: translateY(2rem); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 760px) {
  .research-hero nav { align-items: flex-start; }
  .research-hero nav a:last-child { max-width: 9rem; text-align: center; }
  .premise__layout,
  .section-heading,
  .observation { grid-template-columns: 1fr; }
  .question-list li { grid-template-columns: 1fr; gap: .8rem; }
  .provenance-lines article { grid-template-columns: 1fr; gap: .7rem; }
  .research-hero__credits { align-items: flex-start; flex-direction: column; gap: .35rem; }
  .method-lines article { grid-template-columns: 3rem minmax(0, 1fr); }
  .method-lines article p { grid-column: 2; }
  .observation ul { columns: 1; }
  footer { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}