@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700;800&family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&display=swap');

:root {
  --black: #050504;
  --ink: #0a0907;
  --panel: #11100d;
  --gold: #d7aa52;
  --gold-bright: #f2cf7a;
  --gold-dark: #76501f;
  --ivory: #f3ead8;
  --muted: #b7aa92;
  --line: rgba(215, 170, 82, 0.25);
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ivory);
  background:
    radial-gradient(circle at 78% 8%, rgba(180, 122, 38, 0.16), transparent 26rem),
    linear-gradient(180deg, #070706 0%, #0c0a07 48%, #050504 100%);
  font-family: "Libre Baskerville", Georgia, serif;
  line-height: 1.75;
}
body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  opacity: .16;
  pointer-events: none;
  background-image: repeating-linear-gradient(115deg, transparent 0 34px, rgba(255,255,255,.025) 35px, transparent 36px);
}
img { display: block; max-width: 100%; }
a { color: inherit; }
.skip-link {
  position: fixed;
  top: -5rem;
  left: 1rem;
  z-index: 100;
  padding: .8rem 1rem;
  color: var(--black);
  background: var(--gold-bright);
  font-family: Cinzel, serif;
  font-weight: 700;
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 3rem), var(--max));
  min-height: 88px;
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: .9rem; text-decoration: none; font-family: Cinzel, serif; letter-spacing: .08em; text-transform: uppercase; }
.brand img { width: 46px; height: 46px; object-fit: contain; filter: drop-shadow(0 0 14px rgba(215,170,82,.28)); }
.brand strong, .brand small { display: block; }
.brand strong { font-size: .85rem; }
.brand small { color: var(--muted); font-size: .52rem; letter-spacing: .2em; }
.site-header nav { display: flex; align-items: center; gap: 1.3rem; }
.site-header nav a, .site-header nav span { color: var(--muted); font-family: Cinzel, serif; font-size: .65rem; font-weight: 700; letter-spacing: .1em; text-decoration: none; text-transform: uppercase; }
.site-header nav a:hover, .site-header nav a:focus-visible { color: var(--gold-bright); }

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, .55fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 7rem);
  width: min(calc(100% - 3rem), var(--max));
  min-height: calc(100vh - 88px);
  margin: 0 auto;
  padding: 5rem 0 6rem;
  overflow: hidden;
}
.hero-atmosphere {
  position: absolute;
  inset: 3rem -8rem 3rem 30%;
  opacity: .26;
  background: linear-gradient(90deg, var(--ink), transparent 35%), url("assets/banner.png") center/cover no-repeat;
  mask-image: linear-gradient(to right, transparent, #000 18%, #000 82%, transparent);
}
.hero-copy, .cover-frame { position: relative; z-index: 2; }
.eyebrow { margin: 0 0 .8rem; color: var(--gold); font-family: Cinzel, serif; font-size: .7rem; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; }
.hero h1 { max-width: 850px; margin: 0; font-family: Cinzel, serif; font-size: clamp(3.4rem, 7.8vw, 7.6rem); font-weight: 700; letter-spacing: -.045em; line-height: .92; text-transform: uppercase; text-wrap: balance; }
.hero blockquote { max-width: 680px; margin: 2rem 0 0; padding-left: 1.3rem; color: #e8dac1; border-left: 2px solid var(--gold); font-size: clamp(1rem, 1.8vw, 1.3rem); font-style: italic; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2.2rem; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: .75rem 1.1rem; border: 1px solid var(--line); font-family: Cinzel, serif; font-size: .65rem; font-weight: 700; letter-spacing: .12em; text-decoration: none; text-transform: uppercase; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); border-color: var(--gold); background: rgba(215,170,82,.1); }
.button.primary { color: #160e04; background: linear-gradient(135deg, var(--gold-bright), var(--gold)); border-color: var(--gold-bright); }
.cover-frame { justify-self: end; width: min(32vw, 390px); margin: 0; padding: .75rem; border: 1px solid var(--line); background: rgba(5,5,4,.74); box-shadow: 0 35px 100px rgba(0,0,0,.65), 0 0 70px rgba(215,170,82,.09); transform: rotate(1.2deg); }
.cover-frame::before, .cover-frame::after { position: absolute; width: 46px; height: 46px; content: ""; pointer-events: none; }
.cover-frame::before { top: -1px; left: -1px; border-top: 2px solid var(--gold-bright); border-left: 2px solid var(--gold-bright); }
.cover-frame::after { right: -1px; bottom: -1px; border-right: 2px solid var(--gold-bright); border-bottom: 2px solid var(--gold-bright); }
.cover-frame img { width: 100%; height: auto; }
.cover-frame figcaption { padding: .8rem .25rem .1rem; color: var(--muted); font-family: Cinzel, serif; font-size: .6rem; letter-spacing: .18em; text-align: center; text-transform: uppercase; }
.document-mark { position: absolute; right: 29%; bottom: 0; color: transparent; -webkit-text-stroke: 1px rgba(215,170,82,.16); font: 800 clamp(8rem, 20vw, 18rem)/.8 Cinzel, serif; letter-spacing: -.08em; }

.overview, .chapter-index, .closing, .timeline, .chapter { width: min(calc(100% - 3rem), var(--max)); margin-inline: auto; }
.overview { display: grid; grid-template-columns: minmax(0, .9fr) minmax(320px, 1.1fr); gap: clamp(2rem, 8vw, 9rem); padding: clamp(6rem, 12vw, 11rem) 0; border-top: 1px solid var(--line); }
.overview h2, .chapter-index h2, .closing h2 { margin: 0; font: 700 clamp(2.4rem, 5vw, 5rem)/1.04 Cinzel, serif; letter-spacing: -.035em; text-transform: uppercase; text-wrap: balance; }
.overview > p { margin: 0; color: #d8ccb6; font-size: clamp(1.05rem, 1.7vw, 1.28rem); }

.chapter-index { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: end; padding: 0 0 clamp(5rem, 10vw, 8rem); }
.chapter-index ol { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; counter-reset: trials; }
.chapter-index li { counter-increment: trials; border-bottom: 1px solid var(--line); }
.chapter-index a { display: flex; align-items: center; min-height: 52px; color: var(--muted); font-family: Cinzel, serif; font-size: .68rem; letter-spacing: .1em; text-decoration: none; text-transform: uppercase; }
.chapter-index a::before { content: "0" counter(trials); width: 2.5rem; color: var(--gold); }
.chapter-index a:hover, .chapter-index a:focus-visible { color: var(--gold-bright); }

.chapter-gallery { border-top: 1px solid var(--line); }
.chapter { position: relative; display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(280px, .58fr); align-items: center; gap: clamp(3rem, 9vw, 10rem); min-height: 680px; padding: clamp(5rem, 10vw, 9rem) 0; border-bottom: 1px solid var(--line); }
.chapter:nth-child(even) { grid-template-columns: minmax(280px, .58fr) minmax(0, 1.12fr); }
.chapter:nth-child(even) .chapter-copy { grid-column: 2; }
.chapter:nth-child(even) figure { grid-column: 1; grid-row: 1; }
.chapter-copy { position: relative; z-index: 1; }
.chapter-number { position: absolute; top: -3.2rem; left: -1.2rem; z-index: -1; color: transparent; -webkit-text-stroke: 1px rgba(215,170,82,.2); font: 800 clamp(5rem, 11vw, 10rem)/1 Cinzel, serif; }
.chapter h2 { max-width: 800px; margin: 0 0 2rem; font: 700 clamp(2.5rem, 5vw, 5rem)/1 Cinzel, serif; letter-spacing: -.04em; text-transform: uppercase; text-wrap: balance; }
.chapter p:not(.eyebrow) { max-width: 760px; color: #d3c7b1; }
.chapter p:not(.eyebrow):first-of-type { color: var(--ivory); font-style: italic; }
.chapter figure { position: relative; justify-self: center; width: min(100%, 390px); margin: 0; padding: .65rem; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(215,170,82,.11), rgba(5,5,4,.7)); box-shadow: 0 28px 70px rgba(0,0,0,.52); }
.chapter figure::before, .chapter figure::after { position: absolute; width: 42px; height: 42px; content: ""; pointer-events: none; }
.chapter figure::before { top: -1px; left: -1px; border-top: 2px solid var(--gold); border-left: 2px solid var(--gold); }
.chapter figure::after { right: -1px; bottom: -1px; border-right: 2px solid var(--gold); border-bottom: 2px solid var(--gold); }
.chapter figure img { width: 100%; height: auto; background: #0c0a08; }
.chapter-wide-art figure { width: min(100%, 520px); }

.closing { padding: clamp(6rem, 12vw, 11rem) 0; text-align: center; }
.closing h2 { max-width: 1080px; margin-inline: auto; color: var(--gold-bright); }
.timeline { display: grid; grid-template-columns: repeat(3, 1fr); margin-bottom: clamp(5rem, 10vw, 9rem); border: 1px solid var(--line); }
.timeline > * { position: relative; min-height: 200px; padding: 2rem; text-decoration: none; }
.timeline > * + * { border-left: 1px solid var(--line); }
.timeline small, .timeline strong, .timeline em { display: block; }
.timeline small { margin-bottom: .8rem; color: var(--gold); font: 700 .65rem/1.4 Cinzel, serif; letter-spacing: .16em; text-transform: uppercase; }
.timeline strong { font: 700 clamp(1.25rem, 2.2vw, 2rem)/1.2 Cinzel, serif; text-transform: uppercase; }
.timeline em { margin-top: 1rem; color: var(--muted); font-size: .75rem; }
.timeline a { transition: background .2s ease; }
.timeline a:hover, .timeline a:focus-visible { background: rgba(215,170,82,.08); }
.timeline .current { background: linear-gradient(135deg, rgba(215,170,82,.16), rgba(215,170,82,.03)); }

footer { display: flex; justify-content: space-between; gap: 1rem; padding: 2rem max(1.5rem, calc((100vw - var(--max))/2)); color: var(--muted); border-top: 1px solid var(--line); background: #030303; font-family: Cinzel, serif; font-size: .65rem; letter-spacing: .1em; text-transform: uppercase; }
footer a { color: var(--gold); text-decoration: none; }
footer p { margin: 0; }

@media (max-width: 900px) {
  .site-header { align-items: flex-start; gap: 1.5rem; padding: 1rem 0; }
  .site-header nav { flex-wrap: wrap; justify-content: flex-end; gap: .55rem 1rem; }
  .hero { grid-template-columns: 1fr .48fr; gap: 2rem; min-height: auto; padding-block: 5rem; }
  .hero-atmosphere { inset: 2rem -4rem 2rem 20%; }
  .hero h1 { font-size: clamp(3.1rem, 9vw, 5rem); }
  .document-mark { display: none; }
  .overview, .chapter-index { grid-template-columns: 1fr; gap: 2rem; }
  .chapter, .chapter:nth-child(even) { grid-template-columns: minmax(0, 1fr) minmax(210px, 300px); min-height: 560px; gap: 2.5rem; }
  .chapter:nth-child(even) .chapter-copy { grid-column: 2; }
  .chapter h2 { font-size: clamp(2rem, 5vw, 3.4rem); }
  .timeline > * { padding: 1.4rem; }
}

@media (max-width: 680px) {
  .site-header { width: min(calc(100% - 2rem), var(--max)); flex-direction: column; }
  .site-header nav { justify-content: flex-start; }
  .site-header nav span { display: none; }
  .hero { grid-template-columns: 1fr; width: min(calc(100% - 2rem), var(--max)); padding: 4rem 0; }
  .hero-atmosphere { inset: 0 -5rem 35% 10%; opacity: .18; }
  .hero-copy { order: 1; }
  .cover-frame { order: 2; justify-self: center; width: min(82vw, 330px); margin-top: 1rem; }
  .hero h1 { font-size: clamp(2.8rem, 15vw, 4.6rem); }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .overview, .chapter-index, .closing, .timeline, .chapter { width: min(calc(100% - 2rem), var(--max)); }
  .chapter-index ol { grid-template-columns: 1fr; }
  .chapter, .chapter:nth-child(even) { grid-template-columns: 1fr; min-height: auto; padding-block: 5rem; }
  .chapter:nth-child(even) .chapter-copy, .chapter:nth-child(even) figure { grid-column: auto; grid-row: auto; }
  .chapter figure, .chapter-wide-art figure { width: min(86vw, 380px); }
  .chapter h2 { font-size: clamp(2rem, 10vw, 3.2rem); }
  .chapter-number { top: -2.1rem; left: -.2rem; }
  .timeline { grid-template-columns: 1fr; }
  .timeline > * + * { border-top: 1px solid var(--line); border-left: 0; }
  footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}