@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@300;400;500&family=Manrope:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --ink: #f5f8f7;
  --muted: #aebbb7;
  --night: #07100f;
  --night-2: #0b1917;
  --green: #70e6b1;
  --blue: #81cfff;
  --warm: #f1bf80;
  --line: rgba(112, 230, 177, .24);
  --measure: 43rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--night); }
body {
  margin: 0;
  color: var(--ink);
  font-family: Manrope, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 85% 8%, rgba(40, 130, 107, .16), transparent 25rem),
    linear-gradient(180deg, #07100f 0%, #0a1614 40%, #07100f 100%);
}

a { color: inherit; }
img { max-width: 100%; height: auto; }

.progress { position: fixed; inset: 0 auto auto 0; z-index: 200; width: 0; height: 2px; background: var(--green); }
.nav {
  position: fixed;
  z-index: 100;
  top: 14px;
  left: 14px;
  right: 14px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  padding: .68rem .85rem;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px;
  background: rgba(5, 15, 13, .78);
  backdrop-filter: blur(16px);
}
.nav a { text-decoration: none; }
.back { justify-self: start; color: #dce7e3; font-weight: 600; }
.badge { color: var(--green); font: 500 .78rem/1 DM Mono, monospace; letter-spacing: .08em; }
.languages { justify-self: end; display: flex; gap: .25rem; }
.languages a { padding: .28rem .52rem; border-radius: 6px; color: var(--muted); font-size: .82rem; }
.languages a.active { color: #07100f; background: var(--green); }

.opening {
  min-height: 68vh;
  display: grid;
  place-items: end start;
  position: relative;
  max-width: 1440px;
  margin: auto;
  padding: 12rem clamp(1.25rem, 8vw, 8rem) 5rem;
}
.opening::after {
  content: "?";
  position: absolute;
  right: 4vw;
  bottom: -10vw;
  color: rgba(112,230,177,.035);
  font: 700 clamp(20rem, 47vw, 46rem)/.7 Space Grotesk, sans-serif;
  pointer-events: none;
}
.opening__copy { position: relative; z-index: 1; max-width: 58rem; }
.serial, .chapter { color: var(--green); font: 500 .76rem/1.4 DM Mono, monospace; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3, .big-line, .question-cluster, .action-loop { font-family: Space Grotesk, sans-serif; }
h1 { margin: .6rem 0 1.1rem; font-size: clamp(4.5rem, 13vw, 10rem); line-height: .86; letter-spacing: -.065em; }
.opening .lede { max-width: 40rem; margin: 0; font-size: clamp(1.25rem, 2.5vw, 2rem); line-height: 1.35; }
.opening .sub { max-width: 38rem; margin: 1.4rem 0 0; color: var(--muted); }

.story { position: relative; }
.story::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 50%;
  z-index: 0;
  width: 1px;
  background: linear-gradient(transparent, var(--line) 4%, var(--line) 94%, transparent);
}
.scene { position: relative; z-index: 1; padding: clamp(5rem, 11vw, 10rem) max(1.25rem, calc((100vw - 1440px) / 2)); }
.scene-inner { max-width: 1240px; margin: auto; }
.quiet { max-width: var(--measure); margin: auto; padding-block: clamp(7rem, 14vw, 13rem); text-align: center; }
.quiet h2, .copy h2 { margin: .65rem 0 1.5rem; font-size: clamp(2.2rem, 5vw, 5rem); line-height: 1.03; letter-spacing: -.045em; }
.quiet p, .copy p { color: #d3ddda; }
.quiet .big-line { color: var(--ink); font-size: clamp(1.7rem, 4vw, 3.5rem); line-height: 1.15; }

.cinema { padding-top: 1rem; }
.visual {
  margin: 0;
  position: relative;
  overflow: hidden;
  background: #0d1715;
  box-shadow: 0 30px 90px rgba(0,0,0,.42);
}
.visual img { display: block; width: 100%; }
.visual figcaption { padding: .7rem 1rem; color: var(--muted); font-size: .78rem; }
.visual-open { display: block; width: 100%; margin: 0; padding: 0; position: relative; border: 0; color: inherit; background: transparent; cursor: zoom-in; text-align: inherit; }
.visual-open picture { display: block; }
.visual-open:focus-visible { outline: 3px solid var(--green); outline-offset: -3px; }
.expand-hint { position: absolute; right: .75rem; bottom: .75rem; padding: .35rem .55rem; border: 1px solid rgba(255,255,255,.28); border-radius: 5px; color: #fff; background: rgba(3,8,7,.76); font: 500 .7rem/1 DM Mono, monospace; letter-spacing: .08em; backdrop-filter: blur(8px); }
.visual--wide { width: min(100%, 1374px); margin-inline: auto; }
.cinema .copy { max-width: 48rem; margin: -3.2rem 0 0 clamp(1rem, 8vw, 7rem); padding: clamp(1.5rem, 4vw, 3rem); position: relative; background: rgba(7,16,15,.94); border-left: 1px solid var(--green); }
.copy h2 { font-size: clamp(2rem, 4.6vw, 4.4rem); }
.copy .statement { color: #fff; font-size: 1.15rem; font-weight: 600; }
.question-cluster { display: grid; gap: .2rem; margin: 2rem 0; color: #eaf2ef; font-size: clamp(1.1rem, 2.2vw, 1.6rem); line-height: 1.5; }
.question-cluster span:nth-child(even) { margin-left: clamp(1rem, 4vw, 4rem); color: var(--muted); }
.bridge { margin-top: 2rem !important; color: var(--green) !important; font: 500 clamp(1.25rem, 2.4vw, 1.8rem)/1.35 Space Grotesk, sans-serif; }

.tomorrow { background: #dce9e2; color: #0a1512; }
.tomorrow .visual { width: min(80%, 1080px); margin-left: auto; transform: rotate(.7deg); box-shadow: 0 34px 100px rgba(6,34,25,.22); }
.tomorrow .copy { width: min(48rem, 72%); margin: -13rem 0 0 2vw; padding: clamp(2rem, 5vw, 4.5rem); position: relative; background: #0b1816; color: var(--ink); }
.tomorrow .copy p { color: #d5dfdc; }
.tomorrow .counterpoint { margin-block: 2.5rem; padding-left: 1.4rem; border-left: 3px solid var(--warm); color: #fff; font-size: clamp(1.2rem, 2vw, 1.55rem); }

.within { min-height: 120vh; display: grid; align-items: center; }
.within-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(2rem, 8vw, 8rem); align-items: center; }
.within .visual { max-width: 540px; margin-left: auto; }
.within .copy { max-width: 35rem; }
.within .big-line { margin: 2rem 0 0; font-size: clamp(2.8rem, 7vw, 6.8rem); line-height: .92; letter-spacing: -.055em; }
.within .big-line em { color: var(--green); font-style: normal; }

.identity { background: #030706; }
.identity-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(19rem, .75fr); align-items: center; gap: clamp(1.5rem, 6vw, 6rem); }
.identity .visual { margin-left: max(-1.25rem, calc((1240px - 100vw) / 2)); }
.identity .copy { max-width: 37rem; }
.fragments { display: flex; flex-wrap: wrap; gap: .5rem; margin: 2rem 0; }
.fragments span { padding: .2rem .55rem; border: 1px solid rgba(255,255,255,.17); color: #c4cfcb; font: 400 .82rem DM Mono, monospace; }
.identity .inversion { margin: 3rem 0; color: #fff; font: 500 clamp(1.35rem, 2.5vw, 2rem)/1.45 Space Grotesk, sans-serif; }
.self-questions { margin: 2rem 0; padding: 0; list-style: none; counter-reset: q; }
.self-questions li { padding: .8rem 0; border-top: 1px solid rgba(255,255,255,.12); color: #d4ddda; }
.self-questions li::before { counter-increment: q; content: "0" counter(q) " "; margin-right: .7rem; color: var(--green); font: 400 .75rem DM Mono, monospace; }

.xyz .visual { clip-path: polygon(0 7%, 100% 0, 96% 93%, 4% 100%); }
.xyz-head { display: grid; grid-template-columns: .7fr 1.3fr; gap: 3rem; align-items: end; margin-bottom: 3rem; }
.xyz-mark { margin: 0; font-size: clamp(5rem, 14vw, 12rem); line-height: .7; letter-spacing: -.08em; }
.xyz-head h2 { margin: 0; font-size: clamp(2rem, 4vw, 4rem); line-height: 1; }
.generations { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 4rem; background: var(--line); }
.generation { padding: clamp(1.3rem, 3vw, 2.5rem); background: var(--night-2); }
.generation b { display: block; margin-bottom: 1rem; color: var(--green); font: 600 2.4rem Space Grotesk, sans-serif; }
.definition { max-width: 55rem; margin: 4rem auto; }
.triptych { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; margin: 3rem 0; color: white; font: 500 clamp(1.25rem, 2.7vw, 2.2rem) Space Grotesk, sans-serif; }
.triptych span { padding-top: 1rem; border-top: 2px solid var(--green); }

.rupture { padding: clamp(9rem, 18vw, 16rem) 1.25rem; background: #020404; text-align: center; }
.rupture p { margin: .3rem; font: 500 clamp(1.6rem, 4vw, 3.5rem)/1.25 Space Grotesk, sans-serif; }
.rupture p:last-child { margin-top: 2rem; color: var(--warm); font-size: clamp(1.2rem, 2.6vw, 2rem); }

.evidence { background: #e8eee9; color: #10201c; }
.evidence h2 { max-width: 780px; margin: 0 0 3rem; font-size: clamp(3rem, 8vw, 7.5rem); line-height: .88; letter-spacing: -.06em; }
.evidence .visual { box-shadow: 0 30px 80px rgba(13,35,27,.18); }
.fact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 3rem 0; background: rgba(11,24,20,.18); }
.fact { padding: clamp(1.2rem, 2.8vw, 2.3rem); background: #f6f9f6; }
.fact strong { display: block; color: #087654; font: 600 clamp(2.2rem, 4vw, 4rem)/1 Space Grotesk, sans-serif; }
.fact p { margin-bottom: 0; font-size: .92rem; line-height: 1.55; }
.fact small { display: block; margin-top: .8rem; color: #51605c; font-size: .75rem; }
.interpretation { max-width: 58rem; margin: 6rem auto 2rem; padding: 2rem 0; border-block: 1px solid rgba(13,70,51,.25); }
.interpretation .label, .sources h3 { color: #087654; font: 500 .75rem DM Mono, monospace; letter-spacing: .1em; text-transform: uppercase; }
.interpretation p { font: 500 clamp(1.25rem, 2.5vw, 2rem)/1.45 Space Grotesk, sans-serif; }
.sources { max-width: 58rem; margin: 4rem auto 0; }
.sources ul { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem 2rem; padding: 0; list-style: none; }
.sources a { color: #0b5e47; text-underline-offset: 3px; }

.no-hero { min-height: 100vh; display: grid; place-items: center; text-align: center; }
.no-hero h2 { margin: 0 0 8rem; font-size: clamp(2.5rem, 7vw, 6rem); }
.no-hero .answer { margin: 0 0 2rem; font-size: clamp(2.8rem, 8vw, 7.5rem); line-height: 1; }
.no-hero .negations { max-width: 45rem; margin: auto; color: var(--muted); font-size: clamp(1.1rem, 2vw, 1.45rem); }
.no-hero .participate { margin-top: 5rem; color: var(--green); font: 500 clamp(1.4rem, 3vw, 2.4rem)/1.4 Space Grotesk, sans-serif; }

.method { border-block: 1px solid var(--line); }
.method h2 { max-width: var(--measure); margin: 0 auto 5rem; text-align: center; font-size: clamp(2.2rem, 5vw, 4.5rem); line-height: 1.05; }
.action-loop { display: grid; grid-template-columns: repeat(6, 1fr); margin: 0 auto 5rem; max-width: 1300px; }
.action-loop span { position: relative; padding: 1.4rem .7rem; border-top: 1px solid var(--green); text-align: center; font-size: clamp(.82rem, 1.4vw, 1rem); }
.action-loop span:not(:last-child)::after { content: "→"; position: absolute; right: -.35rem; color: var(--green); }
.method-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 8vw, 8rem); max-width: 980px; margin: auto; }
.steps { margin: 0; padding: 0; list-style: none; }
.steps li { padding: .8rem 0; border-bottom: 1px solid var(--line); }
.scale { align-self: center; color: var(--muted); font-size: 1.15rem; }
.scale strong { display: block; margin-bottom: 1rem; color: #fff; font-size: 1.35rem; }

.ending { min-height: 110vh; display: grid; place-items: center; padding: 10rem 1.25rem; position: relative; overflow: hidden; text-align: center; }
.ending::before, .ending::after { content: ""; position: absolute; width: 52vw; height: 52vw; border: 1px solid rgba(112,230,177,.16); border-radius: 50%; }
.ending::before { left: -32vw; top: 15%; }
.ending::after { right: -35vw; bottom: 8%; }
.ending-inner { position: relative; z-index: 1; max-width: 62rem; }
.ending h2 { margin: 0 0 4rem; font-size: clamp(5rem, 14vw, 11rem); line-height: .8; letter-spacing: -.07em; }
.ending-questions { margin-bottom: 5rem; font: 500 clamp(1.25rem, 2.6vw, 2rem)/1.6 Space Grotesk, sans-serif; }
.cta { display: grid; grid-template-columns: repeat(4, 1fr); gap: .5rem; margin: 4rem 0; }
.cta span { padding: 1rem; border: 1px solid var(--line); }
.open { color: var(--green); font: 500 clamp(2rem, 5vw, 4rem)/1.15 Space Grotesk, sans-serif; }
.signature { color: var(--muted); font: 400 .75rem DM Mono, monospace; letter-spacing: .08em; text-transform: uppercase; }
.final-link { display: inline-block; margin: 1.5rem 0 4rem; padding: .8rem 1.15rem; border-bottom: 1px solid var(--green); color: #fff; font: 500 1rem Space Grotesk, sans-serif; text-decoration: none; }
.final-link:hover { color: var(--green); }
footer { padding: 2rem 1.25rem 4rem; color: var(--muted); text-align: center; font-size: .85rem; }

.lightbox { width: 100vw; max-width: none; height: 100dvh; max-height: none; margin: 0; padding: 0; border: 0; color: var(--ink); background: rgba(2,6,5,.96); }
.lightbox::backdrop { background: rgba(0,0,0,.82); }
.lightbox[open] { display: grid; place-items: center; }
.lightbox-frame { width: min(96vw, 1536px); max-height: 90dvh; overflow: auto; overscroll-behavior: contain; }
.lightbox-frame img { display: block; width: auto; max-width: none; min-width: min(100%, 960px); height: auto; margin: auto; }
.lightbox-frame p { max-width: 55rem; margin: .75rem auto 0; padding: 0 1rem 2rem; color: var(--muted); font-size: .9rem; text-align: center; }
.lightbox-close { position: fixed; z-index: 2; top: 1rem; right: 1rem; padding: .7rem .85rem; border: 1px solid rgba(255,255,255,.35); border-radius: 7px; color: #fff; background: rgba(3,8,7,.88); font: 500 .75rem DM Mono, monospace; letter-spacing: .08em; cursor: pointer; }
.lightbox-close:focus-visible { outline: 3px solid var(--green); outline-offset: 3px; }

@media (max-width: 800px) {
  .nav { grid-template-columns: 1fr auto; }
  .badge { display: none; }
  .opening { min-height: 60vh; padding-top: 9rem; }
  .story::before { left: 1rem; }
  .scene { padding: 5.5rem 1.25rem !important; }
  .scene.cinema { padding-top: 1rem !important; }
  .rupture { padding: 9rem 1.25rem !important; }
  .ending { padding: 9rem 1.25rem !important; }
  .cinema .copy, .tomorrow .copy { width: auto; margin: -1.2rem .7rem 0; padding: 1.4rem; }
  .cinema .visual, .tomorrow .visual, .identity .visual, .xyz .visual, .evidence .visual { width: calc(100% + 2.5rem); max-width: none; margin-left: -1.25rem; margin-right: -1.25rem; }
  .tomorrow .visual { width: 100%; transform: none; }
  .within { min-height: auto; }
  .within-grid, .identity-grid, .xyz-head, .method-grid { grid-template-columns: 1fr; }
  .within .visual { max-width: 82%; margin: 0 auto; }
  .identity .visual { margin: 0; }
  .generations, .fact-grid { grid-template-columns: 1fr; }
  .triptych { grid-template-columns: 1fr; }
  .sources ul { grid-template-columns: 1fr; }
  .action-loop { grid-template-columns: 1fr 1fr; }
  .action-loop span:not(:last-child)::after { content: "↓"; right: .5rem; }
  .cta { grid-template-columns: 1fr 1fr; }
  .expand-hint { right: .5rem; bottom: .5rem; font-size: .65rem; }
  .lightbox-frame { width: 100vw; }
  .lightbox-frame img { min-width: 960px; }
}

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