:root {
  --ink: #07110f;
  --ink-soft: #0b1815;
  --paper: #eef2e8;
  --muted: #98a39b;
  --line: rgba(238, 242, 232, 0.14);
  --line-strong: rgba(238, 242, 232, 0.3);
  --signal: #c8f36a;
  --signal-soft: rgba(200, 243, 106, 0.12);
  --display: "Bahnschrift", "Aptos Display", "Segoe UI Variable Display", sans-serif;
  --body: "Aptos", "Segoe UI Variable Text", sans-serif;
  --mono: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  --pad: clamp(20px, 4vw, 64px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--ink); }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--body);
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--signal); color: var(--ink); }
a { color: inherit; text-decoration: none; }
code { font-family: var(--mono); }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 12px 16px;
  background: var(--signal);
  color: var(--ink);
  font: 700 12px/1 var(--mono);
  transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }

.page-noise {
  position: fixed;
  z-index: 20;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  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='.9'/%3E%3C/svg%3E");
}

.cursor-light {
  position: fixed;
  z-index: 0;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.11;
  background: radial-gradient(circle, var(--signal), transparent 67%);
  transform: translate(-50%, -50%);
}

.site-header,
main,
.site-footer { position: relative; z-index: 1; }

.site-header {
  min-height: 76px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 17px var(--pad);
  border-bottom: 1px solid var(--line);
}

.wordmark {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-size: 19px;
  font-weight: 850;
  letter-spacing: -0.05em;
}
.wordmark img { transition: transform 400ms cubic-bezier(.22,1,.36,1); }
.wordmark:hover img { transform: rotate(90deg); }

.site-header nav { display: flex; gap: clamp(18px, 3vw, 38px); }
.site-header nav a,
.header-status {
  color: var(--muted);
  font: 700 10px/1 var(--mono);
  letter-spacing: 0.09em;
}
.site-header nav a { padding: 8px 0; border-bottom: 1px solid transparent; }
.site-header nav a:hover,
.site-header nav a:focus-visible { color: var(--signal); border-color: var(--signal); }
.header-status { justify-self: end; display: flex; align-items: center; gap: 9px; }
.header-status i { width: 7px; height: 7px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 17px var(--signal); animation: pulse 1.7s ease-in-out infinite alternate; }

.hero {
  position: relative;
  min-height: calc(100svh - 77px);
  display: grid;
  grid-template-columns: minmax(106px, .16fr) minmax(460px, .95fr) minmax(360px, .89fr);
  border-bottom: 1px solid var(--line);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, #000, transparent 94%);
  opacity: .22;
}
.hero-rail {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--pad) 22px var(--pad) var(--pad);
  border-right: 1px solid var(--line);
  color: var(--muted);
  font: 700 9px/1 var(--mono);
  letter-spacing: .1em;
  writing-mode: vertical-rl;
}
.hero-copy {
  position: relative;
  align-self: center;
  padding: clamp(68px, 8vw, 130px) clamp(34px, 5.5vw, 92px);
}
.eyebrow,
.section-index {
  margin: 0;
  color: var(--signal);
  font: 700 10px/1.3 var(--mono);
  letter-spacing: .1em;
}
.eyebrow { display: flex; align-items: center; gap: 12px; }
.eyebrow::before { content: ""; width: 42px; height: 1px; background: currentColor; }
.hero h1 {
  margin: clamp(34px, 5vw, 70px) 0 0;
  font-family: var(--display);
  font-size: clamp(78px, 10vw, 170px);
  font-weight: 850;
  line-height: .76;
  letter-spacing: -.09em;
}
.hero h1 span { color: var(--signal); }
.hero-tagline {
  margin: clamp(42px, 5vw, 72px) 0 0;
  color: #c8d0c8;
  font-size: clamp(19px, 1.6vw, 26px);
  line-height: 1.42;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  margin-top: 36px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.hero-meta span {
  padding: 10px 13px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font: 700 9px/1 var(--mono);
  letter-spacing: .08em;
}
.release-note {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 18px;
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px solid rgba(200,243,106,.28);
  background: rgba(200,243,106,.045);
}
.release-note span { color: var(--signal); font: 700 9px/1 var(--mono); letter-spacing: .09em; }
.release-note p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.45; }

.hero-swarm { position: relative; overflow: hidden; border-left: 1px solid var(--line); }
.swarm-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(200,243,106,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(200,243,106,.06) 1px,transparent 1px); background-size: 44px 44px; }
.hero-swarm svg { position: absolute; inset: 0; width: 100%; height: 100%; fill: none; stroke: rgba(200,243,106,.28); stroke-width: 1.3; vector-effect: non-scaling-stroke; }
.hero-swarm > i { position: absolute; left: var(--x); top: var(--y); width: 10px; height: 10px; border: 2px solid var(--ink); border-radius: 50%; background: var(--signal); box-shadow: 0 0 22px var(--signal); transform: translate(-50%,-50%); }
.swarm-core {
  position: absolute;
  left: 50%;
  top: 49%;
  width: min(270px, 48%);
  aspect-ratio: 1;
  display: grid;
  place-content: center;
  gap: 10px;
  border: 1px solid rgba(200,243,106,.68);
  border-radius: 50%;
  background: rgba(7,17,15,.9);
  text-align: center;
  box-shadow: 0 0 0 34px rgba(200,243,106,.025), 0 0 90px rgba(200,243,106,.11);
  transform: translate(-50%,-50%);
}
.swarm-core small,.swarm-core span,.hero-swarm em { font: 700 9px/1 var(--mono); letter-spacing: .08em; }
.swarm-core small,.swarm-core span { color: var(--muted); }
.swarm-core b { color: var(--signal); font: 850 clamp(44px,5vw,82px)/.9 var(--display); letter-spacing: -.06em; }
.hero-swarm em { position: absolute; right: 20px; bottom: 22px; padding: 8px 10px; background: var(--signal); color: var(--ink); font-style: normal; }

.features,.system,.release { padding: clamp(82px,10vw,156px) var(--pad); border-bottom: 1px solid var(--line); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 48px; margin-bottom: clamp(46px,6vw,84px); }
.section-index span { margin-right: 10px; color: var(--paper); }
.section-heading h2,.principles h2,.attribution h2,.release h2 { margin: 22px 0 0; font: 760 clamp(42px,5.6vw,92px)/.94 var(--display); letter-spacing: -.07em; }
.section-heading h2 i,.principles h2 i,.attribution h2 i { color: transparent; font-style: normal; -webkit-text-stroke: 1px var(--paper); }
.section-heading > p { max-width: 300px; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.55; }

.feature-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.feature-grid article { min-height: 270px; display: flex; flex-direction: column; padding: 25px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.012); }
.feature-grid article:hover { background: var(--signal-soft); }
.feature-grid article > span { color: var(--signal); font: 700 9px/1 var(--mono); }
.feature-grid h3 { margin: auto 0 14px; font: 760 clamp(22px,2vw,31px)/1 var(--display); letter-spacing: -.045em; }
.feature-grid p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }
.feature-grid code { color: var(--signal); }

.system { background: var(--ink-soft); }
.system-map { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: stretch; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); }
.map-node { min-height: 160px; display: grid; align-content: space-between; gap: 12px; padding: 20px; border-left: 1px solid var(--line); }
.map-node span { color: var(--muted); font: 700 9px/1 var(--mono); }
.map-node b { font: 760 18px/1 var(--display); letter-spacing: -.035em; }
.map-node small { color: var(--muted); font-size: 12px; line-height: 1.4; }
.map-node--accent { background: var(--signal); color: var(--ink); }
.map-node--accent span,.map-node--accent small { color: rgba(7,17,15,.62); }
.system-map > i { align-self: center; padding: 7px; color: var(--signal); font: 700 13px/1 var(--mono); font-style: normal; }
.map-split { display: grid; place-items: center; min-height: 42px; border: 1px solid var(--line); color: var(--signal); font: 700 9px/1 var(--mono); letter-spacing: .08em; }
.map-node:nth-of-type(5),.map-node--disk { grid-column: span 1; }
.system-note { margin: 28px 0 0; color: var(--muted); font-size: 14px; text-align: right; }
.system-note code { color: var(--signal); }

.principles { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid var(--line); }
.principles article { min-width: 0; padding: clamp(70px,8vw,126px) var(--pad); }
.seed-block { background: var(--paper); color: var(--ink); }
.seed-block .section-index { color: #547323; }
.seed-block .section-index span { color: var(--ink); }
.seed-block h2 i { -webkit-text-stroke-color: var(--ink); }
.principles article > p:not(.section-index) { max-width: 650px; margin: 34px 0 0; color: #58615a; font-size: 17px; line-height: 1.65; }
.voluntary-note { display: grid; gap: 14px; margin-top: 50px; padding: 22px; border: 1px solid rgba(7,17,15,.28); background: rgba(200,243,106,.4); }
.voluntary-note b { font: 800 10px/1 var(--mono); letter-spacing: .09em; }
.voluntary-note span { font-size: 14px; line-height: 1.55; }
.privacy-block { background: #081310; }
.privacy-block ul { display: grid; gap: 0; margin: 44px 0 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.privacy-block li { padding: 16px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 14px; line-height: 1.5; }
.privacy-block li::before { content: "+"; margin-right: 12px; color: var(--signal); font-family: var(--mono); }

.attribution { display: grid; grid-template-columns: minmax(250px,.6fr) 1.4fr; border-bottom: 1px solid var(--line); }
.attribution-mark { display: grid; place-items: center; overflow: hidden; padding: var(--pad); border-right: 1px solid var(--line); background: var(--signal); color: var(--ink); font: 850 clamp(82px,12vw,210px)/.68 var(--display); letter-spacing: -.09em; }
.attribution-copy { padding: clamp(74px,9vw,146px) var(--pad); }
.attribution-copy > p:not(.section-index):not(.independence) { max-width: 760px; margin: 38px 0 0; color: #c8d0c8; font-size: 19px; line-height: 1.6; }
.attribution dl { margin: 42px 0 0; border-top: 1px solid var(--line); }
.attribution dl div { display: grid; grid-template-columns: 150px minmax(0,1fr); gap: 24px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.attribution dt { color: var(--muted); font: 700 9px/1.5 var(--mono); letter-spacing: .08em; }
.attribution dd { min-width: 0; margin: 0; color: var(--signal); font: 700 13px/1.4 var(--mono); overflow-wrap: anywhere; }
.attribution dd a:hover,.attribution dd a:focus-visible { color: var(--paper); }
.independence { margin: 32px 0 0; padding-left: 18px; border-left: 2px solid var(--signal); color: var(--muted); font-size: 14px; line-height: 1.65; }

.release { display: grid; grid-template-columns: .65fr 1.35fr; gap: clamp(50px,8vw,130px); align-items: end; }
.release h2 { color: var(--signal); white-space: nowrap; }
.release-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.release-grid span { display: grid; gap: 12px; padding: 21px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.release-grid small { color: var(--muted); font: 700 9px/1 var(--mono); letter-spacing: .08em; }
.release-grid b { font: 700 18px/1.2 var(--display); }

.site-footer { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 42px; align-items: end; padding: 48px var(--pad); background: var(--signal); color: var(--ink); }
.footer-brand { font: 850 clamp(40px,5vw,72px)/.8 var(--display); letter-spacing: -.085em; }
.footer-brand span { color: transparent; -webkit-text-stroke: 1px var(--ink); }
.site-footer > div { display: grid; gap: 8px; }
.site-footer b,.site-footer span,.site-footer a { font: 800 10px/1 var(--mono); letter-spacing: .07em; }
.site-footer p { margin: 0; font-size: 13px; line-height: 1.4; }
.site-footer > div:last-child { justify-items: end; }

[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 700ms ease,transform 700ms cubic-bezier(.22,1,.36,1); }
[data-reveal].is-visible { opacity: 1; transform: none; }
@keyframes pulse { from { opacity:.45; transform:scale(.78); } to { opacity:1; transform:scale(1); } }

@media (max-width: 1120px) {
  .hero { grid-template-columns: 90px minmax(420px,1fr) minmax(320px,.8fr); }
  .feature-grid { grid-template-columns: repeat(2,1fr); }
  .system-map { grid-template-columns: 1fr auto 1fr auto 1fr; }
  .system-map .map-node:nth-of-type(4),.system-map .map-node:nth-of-type(5),.system-map .map-node--disk { margin-top: 18px; }
  .system-map .map-split { margin-top: 18px; }
  .release { grid-template-columns: 1fr; align-items: start; }
}

@media (max-width: 820px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav { order: 3; grid-column: 1/-1; justify-content: space-between; padding-top: 13px; border-top: 1px solid var(--line); }
  .header-status { grid-column: 2; grid-row: 1; }
  .hero { grid-template-columns: 70px 1fr; }
  .hero-swarm { grid-column: 1/-1; min-height: 560px; border-top: 1px solid var(--line); border-left: 0; }
  .section-heading { display: block; }
  .section-heading > p { margin-top: 24px; }
  .system-map { grid-template-columns: 1fr auto 1fr; }
  .principles { grid-template-columns: 1fr; }
  .attribution { grid-template-columns: 1fr; }
  .attribution-mark { min-height: 320px; border-right: 0; border-bottom: 1px solid var(--line); }
  .site-footer { grid-template-columns: 1fr 1fr; }
  .site-footer > div:last-child { justify-items: start; }
}

@media (max-width: 560px) {
  .cursor-light { display: none; }
  .site-header { gap: 16px; }
  .header-status { font-size: 8px; }
  .site-header nav a { font-size: 9px; }
  .hero { display: block; min-height: 0; }
  .hero-rail { writing-mode: initial; flex-direction: row; padding: 18px var(--pad); border-right: 0; border-bottom: 1px solid var(--line); }
  .hero-copy { padding: 68px var(--pad); }
  .hero h1 { font-size: clamp(66px,23vw,112px); }
  .hero-tagline { font-size: 18px; }
  .release-note { grid-template-columns: 1fr; }
  .hero-swarm { min-height: 420px; }
  .swarm-core { width: 54%; }
  .features,.system,.release { padding-block: 76px; }
  .section-heading h2,.principles h2,.attribution h2,.release h2 { font-size: clamp(39px,12vw,62px); }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 220px; }
  .system-map { display: grid; grid-template-columns: 1fr; gap: 0; border: 1px solid var(--line); }
  .system-map > i { transform: rotate(90deg); justify-self: center; }
  .system-map .map-node,.system-map .map-node:nth-of-type(4),.system-map .map-node:nth-of-type(5),.system-map .map-node--disk { min-height: 130px; margin-top: 0; border: 0; border-bottom: 1px solid var(--line); }
  .system-map .map-split { margin: 0; border-width: 0 0 1px; }
  .system-note { text-align: left; }
  .principles article { padding-block: 72px; }
  .attribution-mark { min-height: 260px; }
  .attribution dl div { grid-template-columns: 1fr; gap: 8px; }
  .release h2 { white-space: normal; }
  .release-grid { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: 1fr; align-items: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after { animation-duration:.01ms!important; animation-iteration-count:1!important; transition-duration:.01ms!important; }
  [data-reveal] { opacity:1; transform:none; }
}