:root {
  --bg: #000; --text: #fff;
  --muted: rgba(255,255,255,.58); --line: rgba(255,255,255,.2); --line2: rgba(255,255,255,.4);
  --max: 1200px;
  --display: Unbounded, "Archivo Expanded", "Inter Tight", system-ui, sans-serif;
  --sans: "Inter Tight", Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #fff; --text: #000;
  --muted: rgba(0,0,0,.6); --line: rgba(0,0,0,.18); --line2: rgba(0,0,0,.4);
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 300 18px/1.6 var(--sans); letter-spacing: -.01em; -webkit-font-smoothing: antialiased; overflow-x: hidden; transition: background .4s, color .4s; }
a { color: inherit; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 28px; }

/* header */
.top { position: fixed; inset: 0 0 auto 0; z-index: 20; display: flex; align-items: center; gap: 8px; padding: 20px 32px; border-bottom: 1px solid transparent; transition: background .4s, padding .4s, border-color .4s; }
.top.scrolled { padding-top: 12px; padding-bottom: 12px; background: color-mix(in srgb, var(--bg) 78%, transparent); backdrop-filter: blur(14px); border-color: var(--line); }
.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; margin-right: auto; font-family: var(--display); font-weight: 500; font-size: 15px; letter-spacing: .32em; text-transform: uppercase; }
.l-body { fill: var(--text); }
.brand svg { width: auto; transition: transform .6s cubic-bezier(.2,.8,.2,1); }
.brand:hover svg { transform: translateX(3px); }
nav { display: flex; align-items: center; gap: 34px; margin-right: 18px; }
nav a { position: relative; padding: 6px 0; color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 400; letter-spacing: .01em; transition: color .3s; }
nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--text); transform: scaleX(0); transform-origin: 0 50%; transition: transform .45s cubic-bezier(.2,.8,.2,1); }
nav a::before { content: attr(data-n); position: absolute; top: -9px; left: 0; font-size: 9px; letter-spacing: .12em; opacity: 0; transform: translateY(4px); transition: .35s; }
nav a:hover, nav a.active { color: var(--text); }
nav a:hover::after, nav a.active::after { transform: scaleX(1); }
nav a:hover::before, nav a.active::before { opacity: 1; transform: none; }
.theme, .burger { width: 40px; height: 40px; background: none; border: 1px solid var(--line2); border-radius: 50%; color: var(--text); cursor: pointer; display: grid; place-items: center; transition: background .3s, color .3s, border-color .3s, transform .5s cubic-bezier(.2,.8,.2,1); }
.theme:hover { background: var(--text); color: var(--bg); }
.theme svg { width: 20px; height: 20px; transition: transform .6s cubic-bezier(.2,.8,.2,1); }
:root[data-theme="light"] .theme svg { transform: rotate(180deg); }
.burger { display: none; position: relative; border: 0; border-radius: 0; }
.burger i { position: absolute; left: 9px; right: 9px; height: 1.5px; background: var(--text); transition: transform .4s, top .4s; }
.burger i:nth-child(1) { top: 16px; } .burger i:nth-child(2) { top: 23px; }
.burger[aria-expanded="true"] i:nth-child(1) { top: 20px; transform: rotate(45deg); }
.burger[aria-expanded="true"] i:nth-child(2) { top: 20px; transform: rotate(-45deg); }

/* hero */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding: 140px 0 120px; overflow: hidden; }
.hero-in { position: relative; width: 100%; display: grid; grid-template-columns: 1.25fr 1fr; gap: 40px; align-items: center; }
.hero-copy { max-width: 900px; }
.lattice { width: 100%; height: auto; overflow: visible; }
.lattice .cube { opacity: 0; transform: translateY(-14px); transition: opacity .8s ease, transform 1s cubic-bezier(.2,.7,.2,1); }
.lattice .cube.on { opacity: 1; transform: none; }
.lattice path { stroke: var(--text); stroke-width: 1; stroke-linejoin: round; fill: var(--bg); transition: fill .4s, stroke .4s; }
.lattice .top { fill: var(--bg); }
.lattice .left { fill: color-mix(in srgb, var(--text) 9%, var(--bg)); }
.lattice .right { fill: color-mix(in srgb, var(--text) 18%, var(--bg)); }
.eyebrow, .kicker { display: flex; align-items: center; gap: 12px; margin: 0; font-family: var(--sans); font-size: 12px; font-weight: 500; letter-spacing: .24em; text-transform: uppercase; color: var(--muted); }
h1, h2, h3 { font-family: var(--sans); font-weight: 300; margin: 0; }
h1 { font-size: clamp(42px, 6.4vw, 96px); line-height: 1.02; letter-spacing: -.045em; margin: 30px 0 36px; }
.lead { color: var(--muted); font-size: clamp(18px, 1.6vw, 21px); max-width: 36em; margin: 0 0 40px; }
.btn { display: inline-block; padding: 14px 30px; border-radius: 999px; background: var(--text); color: var(--bg); border: 1px solid var(--text); font-weight: 500; font-size: 15px; letter-spacing: 0; text-decoration: none; margin: 0 12px 12px 0; transition: background .3s, color .3s, transform .3s; }
.btn:hover { transform: translateY(-2px); }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--line2); }
.btn.ghost:hover { background: var(--text); color: var(--bg); border-color: var(--text); }

/* sections */
.block { padding-top: 170px; padding-bottom: 30px; }
.kicker b { color: var(--text); font-weight: 600; }
h2 { font-size: clamp(32px, 4.6vw, 64px); line-height: 1.06; letter-spacing: -.04em; margin: 24px 0 40px; max-width: 15em; }
h3 { font-size: 24px; font-weight: 400; line-height: 1.25; letter-spacing: -.025em; margin-bottom: 14px; }
.sub { color: var(--muted); max-width: 40em; margin: 0 0 44px; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; color: var(--muted); }
.cols p { margin: 0; }

.pillars { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line2); }
.pillars article { padding: 32px 30px 12px 0; }
.pillars article + article { padding-left: 30px; border-left: 1px solid var(--line); }
.pillars p { margin: 0; color: var(--muted); font-size: 17px; }
.num { display: block; margin-bottom: 44px; font-family: var(--sans); font-weight: 500; font-size: 12px; letter-spacing: .2em; color: var(--muted); }

.proofs { list-style: none; margin: 0 0 48px; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line2); border-bottom: 1px solid var(--line2); }
.proofs li { padding: 30px 30px 34px 0; }
.proofs li + li { padding-left: 30px; border-left: 1px solid var(--line); }
.proofs span { display: block; font-family: var(--sans); font-weight: 300; font-size: 88px; letter-spacing: -.04em; line-height: 1; color: transparent; -webkit-text-stroke: 1px var(--line2); margin-bottom: 26px; transition: color .6s .3s, -webkit-text-stroke-color .6s .3s; }
.proofs li.in span { color: var(--text); -webkit-text-stroke-color: var(--text); }
.proofs p { margin: 0; font-size: 20px; line-height: 1.4; }
.status { border-left: 1px solid var(--text); padding: 4px 0 4px 28px; max-width: 46em; }
.status p { margin: 0; color: var(--muted); font-size: 17px; }
.status b { color: var(--text); font-weight: 500; }

.timeline { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; padding-top: 36px; }
.timeline::before { content: ""; position: absolute; top: 5px; left: 0; right: 0; height: 1px; background: var(--line2); }
.t { position: relative; }
.t::before { content: ""; position: absolute; top: -36px; left: 0; width: 11px; height: 11px; border-radius: 50%; background: var(--bg); border: 1px solid var(--line2); }
.t.now::before { background: var(--text); border-color: var(--text); }
.t span { display: block; margin-bottom: 14px; font-family: var(--sans); font-size: 12px; font-weight: 500; letter-spacing: .24em; text-transform: uppercase; color: var(--muted); }
.t.now span { color: var(--text); }
.t p { margin: 0; color: var(--muted); font-size: 17px; }

.closing { padding-top: 200px; padding-bottom: 200px; }
.big { margin: 26px 0 0; max-width: 17em; font-weight: 300; font-size: clamp(32px, 5vw, 72px); line-height: 1.08; letter-spacing: -.04em; }
footer { margin-top: 0; border-top: 1px solid var(--line); padding-top: 70px; padding-bottom: 50px; color: var(--muted); font-size: 15px; }
.f-top { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; padding-bottom: 90px; }
.f-top .brand { margin: 0; color: var(--text); }
.f-mail { color: var(--text); text-decoration: none; font-size: clamp(18px, 2.2vw, 30px); font-weight: 300; letter-spacing: -.02em; border-bottom: 1px solid var(--line2); padding-bottom: 4px; transition: border-color .3s; }
.f-mail:hover { border-color: var(--text); }
.f-bot { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 26px; border-top: 1px solid var(--line); }
footer a { text-decoration: none; transition: color .3s; }
footer a:hover { color: var(--text); }

/* word-by-word title reveal */
.js .w { display: inline-block; overflow: hidden; vertical-align: top; padding: 0 .04em .14em 0; margin-bottom: -.14em; }
.js .w > span { display: inline-block; transform: translateY(108%); transition: transform 1.1s cubic-bezier(.2,.7,.2,1); transition-delay: calc(var(--i) * .07s + var(--d, 0s)); }
.js .in .w > span, .js .w.in > span { transform: none; }
.js h1.reveal, .js h2.reveal, .js .big.reveal { opacity: 1; transform: none; }

/* reveal on scroll */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1); transition-delay: var(--d, 0s); }
.js .reveal.in { opacity: 1; transform: none; }

@media (max-width: 880px) {
  .top { padding: 14px 20px; }
  .burger { display: grid; }
  nav { position: fixed; inset: 0; flex-direction: column; justify-content: center; align-items: flex-start; gap: 24px; padding: 0 36px; margin: 0; background: var(--bg); opacity: 0; visibility: hidden; transition: opacity .4s, visibility .4s; }
  nav.open { opacity: 1; visibility: visible; }
  nav a { font-family: var(--sans); font-size: 34px; font-weight: 300; letter-spacing: -.03em; color: var(--text); }
  nav a::before { display: none; }
  .brand, .theme, .burger { position: relative; z-index: 2; }
  .hero { padding: 110px 0 90px; min-height: 0; }
  .hero-in { grid-template-columns: 1fr; gap: 50px; }
  .lattice { max-width: 360px; }
  .closing { padding-top: 120px; padding-bottom: 120px; }
  .cols, .pillars, .proofs, .timeline { grid-template-columns: 1fr; gap: 24px; }
  .pillars article + article, .proofs li + li { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .pillars article, .proofs li { padding-right: 0; }
  .timeline { gap: 40px; padding-top: 0; padding-left: 34px; }
  .timeline::before { top: 0; bottom: 0; left: 5px; right: auto; width: 1px; height: auto; }
  .t::before { top: 4px; left: -34px; }
  .block { padding-top: 100px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
}