:root {
  --ink: #12110f;
  --paper: #eee9df;
  --acid: #df4c31;
  --muted: #817c72;
  --line: rgba(18, 17, 15, .2);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  opacity: .16;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.16'/%3E%3C/svg%3E");
}

.shell { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.nav { height: 76px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.wordmark, .edition, .eyebrow, .section-number { font: 500 .73rem/1.2 "DM Mono", monospace; letter-spacing: .11em; }
.wordmark { color: inherit; text-decoration: none; }
.edition { color: var(--muted); }

.hero { min-height: 720px; padding: 90px 0 80px; }
.eyebrow { color: var(--acid); margin-bottom: 38px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr); gap: 72px; align-items: center; }
h1, h2, blockquote { margin: 0; font-family: "Instrument Serif", serif; font-weight: 400; line-height: .96; letter-spacing: -.035em; }
h1 { max-width: 820px; font-size: clamp(4.3rem, 8.6vw, 8rem); }
h1 em { color: var(--acid); font-weight: 400; }
.lede { max-width: 650px; margin: 38px 0 30px; font-size: clamp(1.15rem, 2vw, 1.45rem); line-height: 1.45; }
.cta { display: inline-flex; gap: 28px; align-items: center; justify-content: space-between; min-width: 260px; padding: 15px 18px; color: #fff; background: var(--ink); text-decoration: none; font-weight: 600; transition: transform .2s, background .2s; }
.cta:hover, .cta:focus-visible { background: var(--acid); transform: translateY(-2px); }
.microcopy { margin: 10px 0 0; color: var(--muted); font: 400 .73rem/1.5 "DM Mono", monospace; }

.artifact { position: relative; aspect-ratio: .72; overflow: hidden; padding: 30px; color: var(--paper); background: var(--ink); }
.artifact::after { content: ""; position: absolute; inset: 0; background: linear-gradient(145deg, transparent 35%, rgba(223,76,49,.22)); }
.artifact-mark { position: relative; z-index: 2; font: 400 clamp(7rem, 14vw, 12rem)/.8 "Instrument Serif", serif; }
.artifact-line { position: absolute; left: 30px; right: 30px; bottom: 112px; z-index: 2; height: 1px; background: rgba(238,233,223,.4); }
.artifact p { position: absolute; left: 30px; bottom: 24px; z-index: 2; margin: 0; font: 400 .75rem/1.6 "DM Mono", monospace; letter-spacing: .12em; }
.orbital { position: absolute; border: 1px solid var(--acid); border-radius: 50%; }
.orbital-one { width: 330px; height: 330px; right: -150px; top: 22%; }
.orbital-two { width: 170px; height: 170px; right: -40px; top: 34%; }

section:not(.hero) { padding-top: 110px; padding-bottom: 110px; border-top: 1px solid var(--line); }
.section-number { margin: 0 0 54px; color: var(--muted); }
.premise-grid, .author-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
h2 { font-size: clamp(3.2rem, 6vw, 5.8rem); }
.premise-grid p, .author-grid p, .definition-copy p { margin: 0 0 22px; font-size: 1.12rem; }
.path h2 { margin-bottom: 55px; }
.days { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.days li { display: grid; grid-template-columns: 70px 1fr 1fr; gap: 24px; align-items: baseline; padding: 23px 0; border-bottom: 1px solid var(--line); }
.days span { color: var(--acid); font: 400 .78rem "DM Mono", monospace; }
.days strong { font-family: "Instrument Serif", serif; font-size: 1.9rem; font-weight: 400; line-height: 1.1; }
.days small { color: #555148; font-size: .95rem; }
.definition { background: var(--acid); box-shadow: 0 0 0 100vmax var(--acid); clip-path: inset(0 -100vmax); }
.definition .section-number { color: rgba(18,17,15,.63); }
blockquote { max-width: 950px; font-size: clamp(3.3rem, 7vw, 6.8rem); }
.definition-copy { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; margin: 70px 0 0 26%; }
.final { color: var(--paper); background: var(--ink); box-shadow: 0 0 0 100vmax var(--ink); clip-path: inset(0 -100vmax); text-align: center; }
.final .section-number { color: var(--acid); }
.final h2 { max-width: 900px; margin: 0 auto 25px; }
.final > p:not(.section-number):not(.microcopy) { margin: 0 0 38px; color: #bcb5a9; font-size: 1.2rem; }
.cta-light { color: var(--ink); background: var(--paper); }
footer { display: flex; justify-content: space-between; gap: 30px; padding-top: 30px; padding-bottom: 30px; color: var(--muted); font: 400 .68rem/1.5 "DM Mono", monospace; }

@media (max-width: 760px) {
  .shell { width: min(100% - 32px, 640px); }
  .edition { display: none; }
  .hero { min-height: auto; padding: 62px 0 72px; }
  .eyebrow { margin-bottom: 26px; }
  .hero-grid, .premise-grid, .author-grid, .definition-copy { grid-template-columns: 1fr; gap: 38px; }
  h1 { font-size: clamp(3.65rem, 17vw, 5.7rem); }
  .lede { margin-top: 28px; font-size: 1.12rem; }
  .cta { width: 100%; }
  .artifact { width: min(100%, 360px); margin: 18px auto 0; aspect-ratio: .88; }
  section:not(.hero) { padding-top: 76px; padding-bottom: 76px; }
  .section-number { margin-bottom: 36px; }
  h2 { font-size: clamp(3rem, 14vw, 4.8rem); }
  .days li { grid-template-columns: 38px 1fr; gap: 14px; }
  .days small { grid-column: 2; }
  blockquote { font-size: clamp(3.1rem, 14vw, 5rem); }
  .definition-copy { margin: 50px 0 0; }
  footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cta { transition: none; }
}