:root {
  --ink: #07080d;
  --ink-2: #0e1019;
  --ink-3: #161927;
  --line: rgba(240, 232, 214, 0.12);
  --line-2: rgba(240, 232, 214, 0.24);
  --paper: #f0e8d6;
  --paper-dim: rgba(240, 232, 214, 0.66);
  --signal: #f3d34a;
  --signal-dim: rgba(243, 211, 74, 0.16);
  --up: #8fd694;
  --down: #f08a7a;
  --display: "Fraunces", Georgia, serif;
  --body: "Schibsted Grotesk", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --pad: clamp(1.25rem, 4vw, 4rem);
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection { background: var(--signal); color: var(--ink); }
a { color: inherit; }
code { font-family: var(--mono); font-size: 0.88em; background: var(--signal-dim); color: var(--signal); padding: 0.1em 0.35em; border-radius: 4px; }
.mono { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; }

#sky { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }
.grain {
  position: fixed; inset: -50%; z-index: 1; pointer-events: none; opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%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)'/%3E%3C/svg%3E");
}
main, .foot, .topbar { position: relative; z-index: 2; }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 2rem;
  padding: 0.9rem var(--pad);
  background: rgba(7, 8, 13, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 0.55rem; text-decoration: none; color: var(--signal); font-family: var(--display); font-size: 1.2rem; font-weight: 600; letter-spacing: -0.01em; }
.brand span { color: var(--paper); }
.brand em { font-style: italic; font-weight: 300; color: var(--signal); margin-left: 0.1em; }
.nav { display: flex; gap: 1.4rem; margin-left: auto; }
.nav a { text-decoration: none; font-size: 0.86rem; color: var(--paper-dim); position: relative; padding: 0.2rem 0; transition: color 0.2s; }
.nav a::after { content: ""; position: absolute; left: 0; bottom: -2px; height: 1px; width: 100%; background: var(--signal); transform: scaleX(0); transform-origin: left; transition: transform 0.3s; }
.nav a:hover, .nav a.active { color: var(--paper); }
.nav a:hover::after, .nav a.active::after { transform: scaleX(1); }
.ticker { display: flex; align-items: baseline; gap: 0.6rem; font-family: var(--mono); font-size: 0.82rem; padding: 0.4rem 0.75rem; border: 1px solid var(--line-2); border-radius: 999px; white-space: nowrap; }
.tk-sym { color: var(--signal); font-weight: 500; }
.tk-chg.up { color: var(--up); }
.tk-chg.down { color: var(--down); }
.skeleton { color: transparent !important; background: linear-gradient(90deg, var(--ink-3) 0%, #262a3d 50%, var(--ink-3) 100%); background-size: 200% 100%; border-radius: 4px; animation: shimmer 1.4s infinite linear; }
@keyframes shimmer { to { background-position: -200% 0; } }
.menu { display: none; background: none; border: 0; width: 36px; height: 36px; cursor: pointer; position: relative; }
.menu span { position: absolute; left: 7px; right: 7px; height: 1.5px; background: var(--paper); transition: transform 0.3s; }
.menu span:first-child { top: 13px; } .menu span:last-child { top: 22px; }
.menu[aria-expanded="true"] span:first-child { transform: translateY(4.5px) rotate(45deg); }
.menu[aria-expanded="true"] span:last-child { transform: translateY(-4.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { min-height: calc(100vh - 64px); display: flex; flex-direction: column; justify-content: center; padding: 6rem var(--pad) 4rem; max-width: var(--max); margin: 0 auto; position: relative; }
.hero-coords { color: var(--paper-dim); margin-bottom: 2rem; opacity: 0; animation: fade 1s 0.1s forwards; }
.galaxy-tag { color: var(--signal); }
.hero-title { font-family: var(--display); font-weight: 300; font-size: clamp(4rem, 14vw, 12.5rem); line-height: 0.88; letter-spacing: -0.045em; margin: 0 0 3rem; font-variation-settings: "opsz" 144; }
.hero-title .line { display: block; overflow: hidden; padding-bottom: 0.06em; }
.hero-title .line > span { display: inline-block; transform: translateY(105%); animation: rise 1.1s cubic-bezier(0.2, 0.8, 0.2, 1) forwards; }
.hero-title .line:nth-child(2) { padding-left: clamp(2rem, 12vw, 11rem); }
.hero-title .line:nth-child(2) > span { animation-delay: 0.15s; color: var(--signal); }
.hero-title i { font-weight: 400; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 3rem; align-items: end; opacity: 0; animation: fade 1s 0.6s forwards; }
.hero-lede { font-size: 1.2rem; max-width: 36ch; color: var(--paper-dim); margin: 0; }
.hero-lede strong { color: var(--paper); }
.hero-stats { display: grid; grid-template-columns: repeat(2, 1fr); margin: 0; border-top: 1px solid var(--line-2); }
.hero-stats div { padding: 1rem 0; border-bottom: 1px solid var(--line); }
.hero-stats div:nth-child(odd) { border-right: 1px solid var(--line); padding-right: 1rem; }
.hero-stats div:nth-child(even) { padding-left: 1.25rem; }
.hero-stats dt { color: var(--paper-dim); }
.hero-stats dd { margin: 0.2rem 0 0; font-family: var(--display); font-size: 2rem; font-weight: 400; letter-spacing: -0.02em; }
.hero-stats small { font-family: var(--mono); font-size: 0.7rem; color: var(--signal); margin-left: 0.35rem; letter-spacing: 0.05em; }
.scroll-cue { position: absolute; bottom: 2rem; left: var(--pad); color: var(--paper-dim); text-decoration: none; opacity: 0; animation: fade 1s 1.2s forwards; }
.scroll-cue:hover { color: var(--signal); }
@keyframes rise { to { transform: translateY(0); } }
@keyframes fade { to { opacity: 1; } }

/* ---------- Sections ---------- */
.sec { max-width: var(--max); margin: 0 auto; padding: 7rem var(--pad); border-top: 1px solid var(--line); }
.sec-head { display: flex; align-items: baseline; gap: 1.5rem; margin-bottom: 3.5rem; }
.sec-num { color: var(--signal); border: 1px solid var(--signal); border-radius: 999px; padding: 0.25rem 0.6rem; }
.sec-head h2 { font-family: var(--display); font-weight: 300; font-size: clamp(2.4rem, 6vw, 4.6rem); line-height: 1; letter-spacing: -0.035em; margin: 0; }
.split { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(2rem, 6vw, 6rem); align-items: start; }
.prose p { margin: 0 0 1.2rem; color: var(--paper-dim); max-width: 60ch; }
.prose strong { color: var(--paper); font-weight: 600; }
.prose .big { font-family: var(--display); font-size: clamp(1.4rem, 2.4vw, 1.9rem); line-height: 1.3; color: var(--paper); font-weight: 400; letter-spacing: -0.015em; margin-bottom: 1.8rem; }
.prose .big em { color: var(--signal); }
.note { color: var(--signal) !important; }

.facts { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-2); }
.facts li { display: grid; grid-template-columns: 9.5rem 1fr; gap: 1rem; padding: 0.95rem 0; border-bottom: 1px solid var(--line); font-size: 0.98rem; }
.facts li span { color: var(--paper-dim); padding-top: 0.2rem; }

/* Timeline */
.timeline { list-style: none; padding: 0; margin: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 5.25rem; top: 0.6rem; bottom: 0.6rem; width: 1px; background: linear-gradient(var(--signal), var(--line) 85%); }
.timeline li { display: grid; grid-template-columns: 4rem 1fr; gap: 2.75rem; padding: 0 0 2.6rem; position: relative; }
.timeline li::before { content: ""; position: absolute; left: calc(5.25rem - 4px); top: 0.55rem; width: 9px; height: 9px; background: var(--ink); border: 1.5px solid var(--signal); transform: rotate(45deg); transition: background 0.3s; }
.timeline li:hover::before { background: var(--signal); }
.yr { color: var(--signal); font-size: 0.85rem; padding-top: 0.3rem; }
.timeline h3 { font-family: var(--display); font-weight: 500; font-size: 1.5rem; margin: 0 0 0.35rem; letter-spacing: -0.01em; }
.timeline p { margin: 0; color: var(--paper-dim); max-width: 62ch; }

/* How */
.how-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 6rem); align-items: center; margin-bottom: 5rem; }
.quorum { margin: 0; aspect-ratio: 1; border: 1px solid var(--line); border-radius: 50%; position: relative; background: radial-gradient(circle at 50% 50%, rgba(243, 211, 74, 0.06), transparent 65%); }
.quorum svg { width: 100%; height: 100%; display: block; }
.quorum figcaption { position: absolute; bottom: -2.2rem; left: 0; right: 0; text-align: center; color: var(--paper-dim); }
.q-edge { stroke: var(--line-2); stroke-width: 1; transition: stroke 0.3s, stroke-width 0.3s, opacity 0.3s; }
.q-edge.on { stroke: var(--signal); stroke-width: 1.6; }
.q-edge.off { opacity: 0.25; }
.q-node { cursor: pointer; }
.q-node circle { fill: var(--ink-2); stroke: var(--paper-dim); stroke-width: 1.2; transition: fill 0.3s, stroke 0.3s, r 0.3s; }
.q-node text { fill: var(--paper-dim); font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; text-anchor: middle; pointer-events: none; }
.q-node.sel circle { fill: var(--signal); stroke: var(--signal); }
.q-node.in circle { stroke: var(--signal); fill: var(--signal-dim); }
.q-node.sel text, .q-node.in text { fill: var(--paper); }
.q-node:focus { outline: none; }
.q-node:focus-visible circle { stroke-width: 3; }

.cards { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-2); border-left: 1px solid var(--line); }
.card { padding: 2rem 1.5rem 2.2rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); position: relative; transition: background 0.35s; }
.card:hover { background: var(--ink-2); }
.card-ico { display: inline-grid; place-items: center; width: 2.6rem; height: 2.6rem; border: 1px solid var(--signal); color: var(--signal); border-radius: 50%; font-size: 1.15rem; margin-bottom: 1.4rem; transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1); }
.card:hover .card-ico { transform: rotate(180deg); }
.card h3 { font-family: var(--display); font-weight: 500; font-size: 1.3rem; margin: 0 0 0.5rem; }
.card p { margin: 0; color: var(--paper-dim); font-size: 0.95rem; }

/* Tools */
.tools { display: grid; gap: 1rem; }
.tool { background: var(--ink-2); border: 1px solid var(--line); border-radius: 14px; padding: 1.4rem 1.5rem; }
.tool h3 { color: var(--signal); margin: 0 0 1rem; font-weight: 500; }
.tool label { display: flex; justify-content: space-between; font-size: 0.88rem; color: var(--paper-dim); margin-top: 0.6rem; }
.tool output { font-family: var(--mono); color: var(--paper); }
.tool input[type="range"] { width: 100%; appearance: none; -webkit-appearance: none; height: 2px; background: var(--line-2); margin: 0.9rem 0 0.4rem; outline: none; }
.tool input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 16px; height: 16px; background: var(--signal); transform: rotate(45deg); cursor: pointer; border: 0; }
.tool input[type="range"]::-moz-range-thumb { width: 14px; height: 14px; background: var(--signal); border: 0; border-radius: 0; transform: rotate(45deg); cursor: pointer; }
.tool input[type="range"]:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 4px var(--signal-dim); }
.result { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-top: 1rem; padding-top: 1rem; border-top: 1px dashed var(--line-2); }
.result span { font-family: var(--display); font-size: 1.8rem; letter-spacing: -0.02em; }
.result small { font-family: var(--mono); color: var(--paper-dim); font-size: 0.8rem; }
.fine { font-size: 0.78rem; color: var(--paper-dim); margin: 0.75rem 0 0; }
.conv { display: grid; grid-template-columns: 1fr auto auto 1fr auto; align-items: center; gap: 0.6rem; }
.conv input { width: 100%; min-width: 0; background: var(--ink); border: 1px solid var(--line-2); border-radius: 8px; color: var(--paper); font-family: var(--mono); font-size: 0.95rem; padding: 0.6rem 0.7rem; transition: border-color 0.2s; }
.conv input:focus { outline: none; border-color: var(--signal); }
.conv input.bad { border-color: var(--down); }
.conv .mono { color: var(--paper-dim); font-size: 0.66rem; }
.eq { color: var(--signal); }

/* Uses */
.uses { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line-2); }
.use { padding: 2.2rem 2rem 2.4rem 0; border-bottom: 1px solid var(--line); position: relative; }
.use:not(:nth-child(3n + 1)) { padding-left: 2rem; border-left: 1px solid var(--line); }
.use > .mono { color: var(--signal); }
.use h3 { font-family: var(--display); font-weight: 400; font-size: 1.65rem; letter-spacing: -0.02em; margin: 0.8rem 0 0.6rem; line-height: 1.1; }
.use p { margin: 0; color: var(--paper-dim); font-size: 0.96rem; }
.use:nth-child(2) { transform: translateY(2rem); }
.use:nth-child(5) { transform: translateY(2rem); }

/* Code */
.code { margin: 0; background: var(--ink-2); border: 1px solid var(--line); border-radius: 14px; padding: 1.6rem; overflow-x: auto; font-family: var(--mono); font-size: 0.82rem; line-height: 1.7; color: var(--paper-dim); position: relative; }
.code::before { content: "lib.rs"; position: absolute; top: 0.7rem; right: 1rem; font-size: 0.65rem; letter-spacing: 0.1em; color: var(--paper-dim); opacity: 0.6; }
.code code { background: none; color: inherit; padding: 0; font-size: inherit; }
.code .c { color: rgba(240, 232, 214, 0.38); font-style: italic; }
.code .k { color: var(--signal); }
.code .t { color: #b9c7ff; }
.code .f { color: var(--paper); }
.code .s { color: var(--up); }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0 0 4rem; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; counter-reset: s; }
.steps li { background: var(--ink-2); border: 1px solid var(--line); border-radius: 14px; padding: 1.6rem 1.4rem; transition: transform 0.35s, border-color 0.35s; }
.steps li:hover { transform: translateY(-4px); border-color: var(--signal); }
.steps .mono { color: var(--signal); }
.steps h3 { font-family: var(--display); font-weight: 500; font-size: 1.35rem; margin: 0.6rem 0 0.5rem; }
.steps p { margin: 0; color: var(--paper-dim); font-size: 0.93rem; }
.explore h3 { color: var(--paper-dim); font-weight: 400; margin: 0 0 1rem; }
.explore ul { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-2); }
.explore li { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.explore a { font-family: var(--display); font-size: 1.5rem; text-decoration: none; letter-spacing: -0.01em; transition: color 0.2s, padding 0.3s; }
.explore a::after { content: " ↗"; color: var(--signal); font-size: 0.9em; }
.explore a:hover { color: var(--signal); padding-left: 0.5rem; }
.explore span { color: var(--paper-dim); font-size: 0.9rem; }

/* FAQ */
.faq { border-top: 1px solid var(--line-2); max-width: 900px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 1.4rem 3rem 1.4rem 0; font-family: var(--display); font-size: clamp(1.15rem, 2vw, 1.45rem); position: relative; transition: color 0.2s; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0.25rem; top: 50%; transform: translateY(-50%); font-family: var(--mono); color: var(--signal); font-size: 1.3rem; transition: transform 0.3s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq summary:hover { color: var(--signal); }
.faq summary:focus-visible { outline: 1px dashed var(--signal); outline-offset: 4px; }
.faq details p { margin: 0 0 1.5rem; color: var(--paper-dim); max-width: 70ch; }

/* Footer */
.foot { border-top: 1px solid var(--line); background: var(--ink-2); }
.foot-inner { max-width: var(--max); margin: 0 auto; padding: 3.5rem var(--pad); display: grid; grid-template-columns: 1fr 1.4fr auto; gap: 2.5rem; align-items: start; }
.galaxy { color: var(--paper-dim); margin: 0.8rem 0 0; text-transform: none; letter-spacing: 0.02em; }
.galaxy strong { color: var(--signal); font-weight: 500; }
.disclaimer { margin: 0; font-size: 0.85rem; color: var(--paper-dim); }
.copy { margin: 0; color: var(--paper-dim); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.9s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1); }
.reveal.in { opacity: 1; transform: none; }
.use.reveal.in:nth-child(2), .use.reveal.in:nth-child(5) { transform: translateY(2rem); }

/* Responsive */
@media (max-width: 1100px) {
  .nav { position: fixed; inset: 64px 0 auto 0; flex-direction: column; gap: 0; background: rgba(7, 8, 13, 0.97); border-bottom: 1px solid var(--line); padding: 0.5rem var(--pad) 1.5rem; transform: translateY(-120%); transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1); margin: 0; }
  .nav.open { transform: none; }
  .nav a { font-family: var(--display); font-size: 1.5rem; padding: 0.6rem 0; color: var(--paper); border-bottom: 1px solid var(--line); }
  .nav a::after { display: none; }
  .ticker { margin-left: auto; }
  .menu { display: block; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 820px) {
  .hero-grid, .split, .how-grid { grid-template-columns: 1fr; }
  .quorum { max-width: 420px; width: 100%; margin: 0 auto 2rem; }
  .uses { grid-template-columns: 1fr; }
  .use, .use:not(:nth-child(3n + 1)) { padding: 2rem 0; border-left: 0; }
  .use:nth-child(2), .use:nth-child(5), .use.reveal.in:nth-child(2), .use.reveal.in:nth-child(5) { transform: none; }
  .foot-inner { grid-template-columns: 1fr; }
  .timeline::before { left: 0.3rem; }
  .timeline li { grid-template-columns: 1fr; gap: 0.25rem; padding-left: 2rem; }
  .timeline li::before { left: calc(0.3rem - 4px); }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .topbar { gap: 0.75rem; }
  .brand { font-size: 1.05rem; }
  .tk-chg { display: none; }
  .cards, .steps { grid-template-columns: 1fr; }
  .facts li { grid-template-columns: 1fr; gap: 0.15rem; }
  .hero-stats dd { font-size: 1.6rem; }
  .conv { grid-template-columns: 1fr auto; }
  .conv .eq { display: none; }
  .sec { padding: 5rem var(--pad); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .hero-title .line > span { transform: none; }
  html { scroll-behavior: auto; }
}