:root {
  --bg: #05070d;
  --bg-alt: #080c16;
  --surface: #0b1120;
  --line: rgba(255, 255, 255, .08);
  --text: #f2f5fb;
  --muted: #9aa5ba;
  --accent: #2f6bff;
  --accent-soft: #5b8cff;
  --radius: 14px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --header-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 1rem/1.65 var(--font); -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }
:focus-visible { outline: 2px solid var(--accent-soft); outline-offset: 3px; border-radius: 4px; }

.container { width: min(1160px, 100% - 48px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

/* Typography */
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); line-height: 1.04; letter-spacing: -.035em; font-weight: 600; max-width: 16ch; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); line-height: 1.12; letter-spacing: -.028em; font-weight: 600; max-width: 22ch; }
h3 { font-size: 1.15rem; letter-spacing: -.01em; font-weight: 600; }
.accent { color: var(--accent-soft); }
.lead { color: var(--muted); font-size: clamp(1.02rem, 1.6vw, 1.2rem); max-width: 56ch; }
.eyebrow { color: var(--accent-soft); font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 600; margin-bottom: 18px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 24px; border-radius: 999px; font-weight: 500; font-size: .95rem; border: 1px solid transparent; transition: transform .25s var(--ease), background .25s, border-color .25s, box-shadow .25s; }
.btn--primary { background: var(--accent); color: #fff; box-shadow: 0 0 0 0 rgba(47, 107, 255, .5); }
.btn--primary:hover { background: #4a7fff; box-shadow: 0 8px 30px -6px rgba(47, 107, 255, .6); transform: translateY(-1px); }
.btn--ghost { border-color: var(--line); color: var(--text); background: rgba(255, 255, 255, .03); }
.btn--ghost:hover { border-color: rgba(255, 255, 255, .25); background: rgba(255, 255, 255, .06); }
.btn--sm { padding: 9px 18px; font-size: .88rem; }

/* Header */
.header { position: fixed; inset: 0 0 auto; height: var(--header-h); z-index: 50; transition: background .3s, border-color .3s; border-bottom: 1px solid transparent; }
.header.is-scrolled { background: rgba(5, 7, 13, .8); backdrop-filter: blur(14px); border-color: var(--line); }
.header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo__mark { width: 26px; height: 26px; color: #fff; }
.logo__word { font-weight: 600; letter-spacing: .28em; font-size: 1.02rem; }
.nav { display: flex; align-items: center; gap: 36px; }
.nav ul { display: flex; gap: 32px; }
.nav ul a { color: var(--muted); font-size: .92rem; transition: color .2s; }
.nav ul a:hover { color: var(--text); }
.burger { display: none; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; position: relative; }
.burger span { position: absolute; left: 11px; right: 11px; height: 1.5px; background: #fff; transition: transform .3s var(--ease), top .3s var(--ease); }
.burger span:first-child { top: 17px; }
.burger span:last-child { top: 26px; }
.burger[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

/* Hero */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; padding: calc(var(--header-h) + 40px) 0 80px; overflow: hidden; isolation: isolate; }
.hero__bg { position: absolute; inset: 0; z-index: -1; display: grid; place-items: center; -webkit-mask-image: linear-gradient(#000 60%, transparent); mask-image: linear-gradient(#000 60%, transparent); }
.hero__bg svg { width: min(900px, 130vw); height: auto; margin-left: auto; transform: translateX(18%); opacity: .95; }
.hero__inner > * + * { margin-top: 26px; }
.hero__inner h1 { margin-top: 0; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px !important; }
.spin { transform-origin: 400px 400px; animation: spin 40s linear infinite; }
.orbit--b { transform-origin: 400px 400px; animation: spin 90s linear infinite reverse; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Sections */
.section { padding: clamp(80px, 12vw, 150px) 0; }
.section--alt { background: var(--bg-alt); border-block: 1px solid var(--line); }
.section__head { margin-bottom: 56px; }

.about { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.about__text p { color: var(--muted); font-size: 1.08rem; }
.about__text p + p { margin-top: 18px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 44px; padding-top: 32px; border-top: 1px solid var(--line); }
.stats strong { display: block; font-weight: 600; }
.stats span { color: var(--muted); font-size: .85rem; line-height: 1.45; display: block; margin-top: 4px; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: linear-gradient(180deg, var(--surface), rgba(11, 17, 32, .4)); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; transition: border-color .3s, transform .4s var(--ease); }
.card:hover { border-color: rgba(91, 140, 255, .45); transform: translateY(-4px); }
.card__art { width: 100%; height: 120px; color: #fff; margin-bottom: 28px; }
.card p { color: var(--muted); margin-top: 12px; font-size: .96rem; }
.card ul { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--line); display: grid; gap: 10px; font-size: .9rem; }
.card li { position: relative; padding-left: 18px; color: #c9d2e3; }
.card li::before { content: ""; position: absolute; left: 0; top: .7em; width: 8px; height: 1.5px; background: var(--accent); }

/* Differentials */
.diffs { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); }
.diffs li { padding: 36px 36px 36px 0; border-bottom: 1px solid var(--line); }
.diffs li:nth-child(even) { padding-left: 36px; padding-right: 0; border-left: 1px solid var(--line); }
.diffs__n { color: var(--accent-soft); font-size: .8rem; letter-spacing: .12em; font-weight: 600; }
.diffs h3 { margin: 14px 0 10px; font-size: 1.3rem; }
.diffs p { color: var(--muted); max-width: 44ch; }

/* CTA */
.cta { position: relative; padding: clamp(90px, 13vw, 160px) 0; text-align: center; overflow: hidden; border-top: 1px solid var(--line); background: radial-gradient(60% 90% at 50% 120%, rgba(47, 107, 255, .35), transparent 70%), var(--bg); }
.cta::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 64px 64px; -webkit-mask-image: radial-gradient(circle at 50% 100%, #000, transparent 70%); mask-image: radial-gradient(circle at 50% 100%, #000, transparent 70%); }
.cta__inner { position: relative; display: flex; flex-direction: column; align-items: center; gap: 22px; }
.cta h2 { max-width: 18ch; font-size: clamp(2rem, 5vw, 3.6rem); }
.cta .btn { margin-top: 14px; }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 64px 0 28px; background: var(--bg); }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 48px; }
.footer__desc { color: var(--muted); font-size: .92rem; margin-top: 18px; max-width: 38ch; }
.footer h3 { font-size: .78rem; text-transform: uppercase; letter-spacing: .14em; color: var(--muted); margin-bottom: 18px; font-weight: 500; }
.footer ul { display: grid; gap: 10px; font-size: .92rem; color: #c9d2e3; }
.footer a:hover { color: var(--accent-soft); }
.footer__legal { margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; color: var(--muted); font-size: .84rem; }

/* Reveal */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.js .cards .reveal:nth-child(2), .js .diffs .reveal:nth-child(2) { transition-delay: .1s; }
.js .cards .reveal:nth-child(3), .js .diffs .reveal:nth-child(3) { transition-delay: .2s; }

/* Responsive */
@media (max-width: 980px) {
  .cards { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; }
  .card__art { height: 100px; }
}
@media (max-width: 820px) {
  .burger { display: block; }
  .nav { position: fixed; inset: var(--header-h) 0 auto; flex-direction: column; align-items: stretch; gap: 8px; padding: 16px 24px 28px; background: rgba(5, 7, 13, .97); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); transform: translateY(-12px); opacity: 0; visibility: hidden; transition: .3s var(--ease); }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav ul a { display: block; padding: 14px 0; font-size: 1.05rem; border-bottom: 1px solid var(--line); }
  .nav__cta { margin-top: 16px; padding: 14px; }
  .hero__bg svg { transform: translateX(10%); opacity: .6; }
  .diffs { grid-template-columns: 1fr; }
  .diffs li, .diffs li:nth-child(even) { padding: 28px 0; border-left: 0; }
  .footer__grid { grid-template-columns: 1fr; gap: 36px; }
  .stats { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .container { width: min(1160px, 100% - 40px); }
  .actions .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}