:root {
  --ink: #050505;
  --panel: #0e0e0f;
  --line: #1f1f22;
  --text: #ffffff;
  --muted: #a3a3a3;
  --quiet: #7a7a7a;
  --green: #22c55e;
  --green-soft: rgba(34, 197, 94, 0.14);
  --paper-ink: #0b0b0b;
  --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Consolas, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  background: var(--ink);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ---------- nano lattice background ---------- */
.lattice {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 60% 30%, #000 30%, transparent 75%);
  animation: drift 40s linear infinite;
}
@keyframes drift { to { background-position: 48px 48px, 48px 48px; } }

/* ---------- loader: facets assemble into the shield ---------- */
#loader {
  position: fixed; inset: 0; z-index: 100; display: grid; place-items: center;
  background: var(--ink); transition: opacity .45s ease, visibility .45s ease;
}
#loader.done { opacity: 0; visibility: hidden; }
#loader .stage { display: grid; justify-items: center; gap: 18px; }
#loader .facet { transform-origin: 40px 36px; animation: assemble .7s cubic-bezier(.2,.8,.2,1) both; }
#loader .facet:nth-child(1) { --dx: 0px;   --dy: -26px; animation-delay: .00s; }
#loader .facet:nth-child(2) { --dx: 26px;  --dy: -10px; animation-delay: .06s; }
#loader .facet:nth-child(3) { --dx: 22px;  --dy: 24px;  animation-delay: .12s; }
#loader .facet:nth-child(4) { --dx: -22px; --dy: 24px;  animation-delay: .18s; }
#loader .facet:nth-child(5) { --dx: -26px; --dy: -10px; animation-delay: .24s; }
#loader .facet:nth-child(6) { --dx: 0px;   --dy: -30px; animation-delay: .30s; }
@keyframes assemble { from { opacity: 0; transform: translate(var(--dx), var(--dy)) scale(.6); } to { opacity: 1; transform: none; } }
@keyframes core-on { from { opacity: 0; transform: scale(0); } to { opacity: 1; transform: scale(1); } }
@keyframes pulse { 50% { filter: drop-shadow(0 0 6px var(--green)); } }
#loader .scan { width: 120px; height: 2px; background: var(--line); overflow: hidden; border-radius: 2px; }
#loader .scan::after { content: ""; display: block; width: 40%; height: 100%; background: var(--green); animation: scan 1s ease-in-out infinite; }
@keyframes scan { from { transform: translateX(-100%); } to { transform: translateX(260%); } }
#loader .label { font: 500 11px/1 var(--mono); letter-spacing: 3px; color: var(--quiet); }

/* ---------- header ---------- */
header.site { position: sticky; top: 0; z-index: 10; backdrop-filter: blur(10px); background: rgba(5,5,5,.72); border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 28px; height: 28px; }
.brand span { font-weight: 600; letter-spacing: 6px; font-size: 14px; }
nav.site a { color: var(--muted); text-decoration: none; margin-left: 26px; font-size: 14px; transition: color .2s; }
nav.site a:hover { color: var(--text); }

/* ---------- hero ---------- */
.hero { padding: 72px 0 40px; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 32px; }
.kicker { font: 500 12px/1.4 var(--mono); letter-spacing: 3px; color: var(--green); text-transform: uppercase; }
.hero h1 { font-size: clamp(38px, 5.4vw, 64px); line-height: 1.02; letter-spacing: -2px; margin: 18px 0 20px; }
.hero h1 em { font-style: normal; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.75); }
.hero p.lead { font-size: 18px; color: var(--muted); max-width: 540px; margin: 0; }
.actions { margin-top: 30px; display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 10px; font-weight: 600; font-size: 15px; text-decoration: none; transition: transform .2s, box-shadow .2s, background .2s; }
.btn.primary { background: var(--text); color: var(--ink); }
.btn.primary:hover { transform: translateY(-1px); box-shadow: 0 0 0 4px var(--green-soft); }
.btn.ghost { border: 1px solid #333; color: var(--text); }
.btn.ghost:hover { border-color: var(--green); }
.status { margin-top: 26px; display: flex; gap: 18px; flex-wrap: wrap; font: 12px/1 var(--mono); color: var(--quiet); }
.status b { color: var(--green); font-weight: 500; }

.story { display: grid; gap: 14px; justify-self: end; width: 100%; max-width: 600px; }
.nano-stage { position: relative; aspect-ratio: 1 / 1; width: 100%; touch-action: pan-y; cursor: crosshair; --reveal: 0; }
.nano-stage canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.nano-stage .beneath { position: absolute; z-index: 2; padding: 14px 22px; border-radius: 12px; background: radial-gradient(closest-side, rgba(5,5,5,.92), rgba(5,5,5,0)); left: 50%; top: 50%; transform: translate(-50%, -50%) scale(calc(.92 + var(--reveal) * .08)); text-align: center; opacity: var(--reveal); transition: opacity .25s ease; pointer-events: none; white-space: nowrap; }
.nano-stage .beneath .t { font: 600 13px/1.5 var(--mono); letter-spacing: 3px; color: #fff; }
.nano-stage .beneath .v { font: 500 11px/1.6 var(--mono); letter-spacing: 3px; color: var(--green); }
.caption { display: flex; align-items: center; justify-content: space-between; gap: 16px; border-top: 1px solid var(--line); padding-top: 14px; }
.cap-title { font: 600 12px/1.4 var(--mono); letter-spacing: 2px; color: var(--green); text-transform: uppercase; }
.cap-text { color: var(--muted); font-size: 15px; min-height: 1.6em; }
.dots { display: flex; gap: 8px; }
.dots button { width: 28px; height: 4px; border: 0; border-radius: 2px; background: #2a2a2a; cursor: pointer; padding: 0; transition: background .3s, width .3s; }
.dots button[aria-current="true"] { background: #fff; width: 40px; }
.hint { font: 11px/1 var(--mono); letter-spacing: 1.5px; color: var(--quiet); }

.chips { list-style: none; padding: 0; margin: 30px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line); background: rgba(255,255,255,.02); border-radius: 999px; padding: 7px 12px; font-size: 12.5px; color: #d4d4d4; }
.chips svg { width: 15px; height: 15px; color: #fff; }
.chips li.soon { color: var(--quiet); border-style: dashed; }

nav.site a.cta { color: var(--ink); background: #fff; padding: 7px 14px; border-radius: 8px; font-weight: 600; }

.access { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.perks { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 10px; color: #d4d4d4; }
.perks li::before { content: "◆"; color: var(--green); font-size: 10px; margin-right: 10px; vertical-align: 2px; }
#early-access-form { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 26px; display: grid; gap: 14px; }
#early-access-form label { display: grid; gap: 6px; font-size: 13px; color: #d4d4d4; }
#early-access-form .opt { color: var(--quiet); }
#early-access-form input, #early-access-form select, #early-access-form textarea {
  font: inherit; font-size: 15px; color: #fff; background: #0a0a0a; border: 1px solid #2a2a2a; border-radius: 10px; padding: 11px 12px; width: 100%;
  transition: border-color .2s, box-shadow .2s;
}
#early-access-form input:focus, #early-access-form select:focus, #early-access-form textarea:focus { outline: none; border-color: #fff; box-shadow: 0 0 0 3px rgba(255,255,255,.08); }
#early-access-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
#early-access-form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
#early-access-form button { justify-content: center; border: 0; cursor: pointer; }
#early-access-form button:disabled { opacity: .6; cursor: default; }
#early-access-form.sent label, #early-access-form.sent button { display: none; }
.form-status { margin: 0; font-size: 14px; min-height: 1.4em; color: var(--muted); }
.form-status.ok { color: var(--green); font-size: 16px; }
.form-status.err { color: #f87171; }
.fine { margin: 0; font-size: 12px; color: var(--quiet); }

/* ---------- sections ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; margin: 40px 0 96px; }
.feature { background: var(--panel); padding: 30px; position: relative; overflow: hidden; }
.feature::before { content: ""; position: absolute; left: 0; top: 0; height: 1px; width: 100%; background: linear-gradient(90deg, transparent, var(--green), transparent); transform: translateX(-100%); transition: transform .8s ease; }
.feature:hover::before { transform: translateX(100%); }
.feature .code { font: 11px/1 var(--mono); color: var(--quiet); letter-spacing: 2px; }
.feature h3 { margin: 14px 0 8px; font-size: 18px; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }

section.block { padding: 80px 0; border-top: 1px solid var(--line); }
section.block h2 { font-size: clamp(28px, 3.4vw, 38px); letter-spacing: -1px; margin: 12px 0 14px; }
section.block p { color: var(--muted); max-width: 680px; }
.steps { list-style: none; padding: 0; margin: 34px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.steps li { border: 1px solid var(--line); border-radius: 12px; padding: 22px; background: var(--panel); }
.steps .n { font: 600 12px/1 var(--mono); color: var(--green); }
.steps b { display: block; margin: 12px 0 6px; }
.steps span { color: var(--muted); font-size: 14px; }

footer.site { border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--quiet); font-size: 14px; }
footer.site .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
footer.site a { color: var(--muted); text-decoration: none; margin-left: 20px; }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- legal pages ---------- */
.legal { background: #fff; color: var(--paper-ink); }
.legal .doc { max-width: 760px; margin: 0 auto; padding: 64px 24px 96px; }
.legal h1 { font-size: 36px; letter-spacing: -0.8px; margin: 0 0 8px; }
.legal .updated { color: #4a4a4a; margin: 0 0 40px; }
.legal h2 { font-size: 21px; margin: 40px 0 10px; }
.legal p, .legal li { color: #262626; }
.legal ul { padding-left: 22px; }
.legal li { margin-bottom: 6px; }
.legal a { color: var(--paper-ink); }
.legal .box { border-left: 4px solid var(--green); background: #f3fbf6; padding: 14px 18px; margin: 18px 0; }

@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .story { justify-self: center; max-width: 480px; }
  .access { grid-template-columns: 1fr; gap: 28px; }
  .features, .steps { grid-template-columns: 1fr; }
  nav.site a.hide-sm { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}