:root {
  --ink: #0a0b0d;
  --panel: #111317;
  --line: #2b2e34;
  --paper: #f1f0ea;
  --muted: #a9adb4;
  --accent: #f4d35e;
  --accent-deep: #d6b536;
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--paper);
  background: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.skip-link { position: absolute; left: -9999px; top: 0; }
.skip-link:focus { left: 1rem; top: 1rem; z-index: 20; padding: .7rem 1rem; background: var(--accent); color: var(--ink); }

.site-header, main > section, footer {
  width: min(calc(100% - 48px), var(--max));
  margin-inline: auto;
}

.site-header {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-bottom: 1px solid var(--line);
}
.wordmark { display: inline-flex; align-items: center; gap: .8rem; font-size: .8rem; font-weight: 800; letter-spacing: .14em; text-decoration: none; }
.mark { width: 27px; height: 27px; display: grid; place-items: center; border: 1px solid var(--accent); transform: rotate(45deg); }
.mark span { width: 7px; height: 7px; background: var(--accent); }
nav { display: flex; align-items: center; gap: 1.8rem; }
nav a { color: var(--muted); font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-decoration: none; text-transform: uppercase; }
nav a:hover, nav a:focus-visible { color: var(--paper); }
nav .nav-cta { padding: .65rem 1rem; border: 1px solid var(--line); color: var(--paper); }

.hero { min-height: 710px; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 5vw; padding-block: 6rem; }
.eyebrow, .section-number { color: var(--accent); font-size: .72rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow { display: flex; align-items: center; gap: .7rem; }
.eyebrow span { display: inline-block; width: 32px; height: 1px; background: var(--accent); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 860px; margin-bottom: 1.8rem; font-size: clamp(3.6rem, 7vw, 7.4rem); line-height: .92; letter-spacing: -.065em; font-weight: 760; }
h1 em, .closing h2 em { color: var(--accent); font-family: Georgia, "Times New Roman", serif; font-weight: 400; }
.intro { max-width: 660px; color: #c6c8cd; font-size: clamp(1.08rem, 1.6vw, 1.35rem); line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.2rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: .65rem; min-height: 52px; padding: .8rem 1.3rem; border: 1px solid var(--line); text-decoration: none; font-size: .82rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.button.primary { color: var(--ink); background: var(--accent); border-color: var(--accent); }
.button.primary:hover, .button.primary:focus-visible { background: #ffe17e; }
.button.secondary:hover, .button.secondary:focus-visible { border-color: var(--paper); }

.hero-graphic { position: relative; aspect-ratio: 1 / 1; overflow: hidden; border: 1px solid var(--line); background: linear-gradient(145deg, #15171b, #0e0f12); }
.grid-lines { position: absolute; inset: 0; opacity: .32; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 12.5% 12.5%; }
.orbit { position: absolute; border: 1px solid #42464d; border-radius: 50%; }
.orbit-one { inset: 17%; }
.orbit-two { inset: 32%; border-color: var(--accent-deep); }
.core { position: absolute; left: 50%; top: 50%; width: 19%; aspect-ratio: 1; display: grid; place-items: center; color: var(--ink); background: var(--accent); transform: translate(-50%, -50%) rotate(45deg); }
.core span { transform: rotate(-45deg); font-size: .7rem; font-weight: 900; }
.signal { position: absolute; width: 14px; height: 14px; border: 2px solid var(--accent); border-radius: 50%; box-shadow: 0 0 0 8px rgba(244, 211, 94, .08); }
.signal-a { top: 21%; right: 25%; }
.signal-b { bottom: 22%; left: 19%; }
.hero-graphic > p { position: absolute; right: 1.3rem; bottom: 1rem; margin: 0; color: var(--muted); font-size: .58rem; letter-spacing: .16em; }

.company-strip { display: grid; grid-template-columns: .55fr 1.25fr .8fr; gap: 5vw; padding-block: 6rem; border-top: 1px solid var(--line); }
.company-strip h2, .principles h2 { font-size: clamp(2rem, 3.8vw, 4rem); line-height: 1.04; letter-spacing: -.045em; }
.company-strip > div > p { color: #c6c8cd; max-width: 640px; font-size: 1.08rem; }
dl { margin: 0; }
dl > div { padding: 1rem 0; border-top: 1px solid var(--line); }
dt { color: var(--muted); font-size: .68rem; letter-spacing: .13em; text-transform: uppercase; }
dd { margin: .15rem 0 0; font-weight: 700; }

.product { display: grid; grid-template-columns: .55fr 2.05fr; gap: 5vw; padding-block: 6rem; border-top: 1px solid var(--line); }
.product-heading h2 { margin: 1rem 0 0; font-size: clamp(2.6rem, 5vw, 5rem); letter-spacing: -.05em; }
.product-card { padding: clamp(1.5rem, 4vw, 3.5rem); color: var(--ink); background: var(--paper); }
.product-topline { display: flex; justify-content: space-between; gap: 1rem; color: #55585f; font-size: .7rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.status { display: flex; align-items: center; gap: .45rem; }
.status i { width: 7px; height: 7px; background: #3f8f55; border-radius: 50%; }
.product-statement { max-width: 900px; margin: 4rem 0 1.5rem; font-size: clamp(2.5rem, 5.5vw, 5.6rem); line-height: .98; letter-spacing: -.055em; font-weight: 760; }
.product-detail { max-width: 720px; color: #42454b; font-size: 1.05rem; }
.capabilities { display: flex; flex-wrap: wrap; gap: .5rem; margin: 2.5rem 0 4rem; }
.capabilities span { padding: .45rem .7rem; border: 1px solid #c5c4bc; color: #484b50; font-size: .68rem; font-weight: 750; letter-spacing: .07em; text-transform: uppercase; }
.product-links { display: flex; flex-wrap: wrap; gap: 2rem; padding-top: 1.4rem; border-top: 1px solid #c5c4bc; }
.product-links a { font-size: .78rem; font-weight: 850; letter-spacing: .08em; text-decoration: none; text-transform: uppercase; }
.product-links a:hover, .product-links a:focus-visible { text-decoration: underline; text-underline-offset: .3rem; }

.principles { display: grid; grid-template-columns: .8fr 1.2fr; gap: 8vw; padding-block: 7rem; border-top: 1px solid var(--line); }
.principles ol { margin: 0; padding: 0; list-style: none; }
.principles li { display: grid; grid-template-columns: 54px 1fr; gap: 1.2rem; padding: 1.6rem 0; border-top: 1px solid var(--line); }
.principles li > span { color: var(--accent); font-size: .7rem; font-weight: 800; }
.principles h3 { margin-bottom: .35rem; font-size: 1.25rem; }
.principles li p { max-width: 560px; margin: 0; color: var(--muted); }

.closing { padding-block: 8rem 9rem; border-top: 1px solid var(--line); }
.closing h2 { max-width: 900px; margin-bottom: 2.4rem; font-size: clamp(3rem, 7vw, 7rem); line-height: .96; letter-spacing: -.06em; }

footer { min-height: 150px; display: grid; grid-template-columns: 1fr 2fr auto; align-items: center; gap: 2rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .72rem; }
footer p { margin: 0; }

@media (max-width: 900px) {
  .hero { min-height: auto; grid-template-columns: 1fr; padding-block: 4.5rem; }
  .hero-graphic { width: min(100%, 560px); justify-self: center; }
  .company-strip, .product, .principles { grid-template-columns: 1fr; gap: 2rem; }
  .company-strip { padding-block: 4.5rem; }
  .product, .principles { padding-block: 5rem; }
  footer { grid-template-columns: 1fr; padding-block: 2.5rem; }
}

@media (max-width: 680px) {
  .site-header, main > section, footer { width: min(calc(100% - 28px), var(--max)); }
  .site-header { min-height: 72px; }
  .site-header nav > a:not(.nav-cta) { display: none; }
  .site-header .wordmark { font-size: .66rem; }
  nav .nav-cta { padding: .5rem .65rem; font-size: .65rem; }
  h1 { font-size: clamp(3.1rem, 15vw, 5rem); }
  .hero { gap: 3rem; padding-top: 4rem; }
  .product-topline { flex-direction: column; }
  .product-statement { margin-top: 3rem; }
  .closing { padding-block: 6rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}