:root {
  color-scheme: light;
  --ink: #111511;
  --muted: #60655f;
  --paper: #f4f2eb;
  --line: rgba(17, 21, 17, 0.14);
  --lime: #dfff38;
  --orange: #ff7043;
  --violet: #b7a4ff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", sans-serif;
}
a { color: inherit; text-decoration: none; }
.site-header, main, footer { width: min(1480px, calc(100% - 48px)); margin-inline: auto; }
.site-header {
  height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }
.brand span { display: grid; line-height: 1; }
.brand strong { font-size: 19px; letter-spacing: -.04em; }
.brand small { margin-top: 7px; color: var(--muted); font-size: 11px; letter-spacing: .18em; text-transform: uppercase; }
nav { display: flex; align-items: center; gap: 30px; font-size: 14px; font-weight: 650; }
nav a { transition: opacity .2s ease; }
nav a:hover { opacity: .58; }
.nav-cta { padding: 12px 18px; border-radius: 999px; background: var(--ink); color: white; }

.hero { min-height: 760px; display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: 70px; padding: 76px 0 88px; }
.eyebrow, .section-index { margin: 0; font-size: 11px; font-weight: 800; letter-spacing: .2em; }
.eyebrow { color: #5b625a; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin: 28px 0 30px; font-size: clamp(56px, 6.7vw, 102px); line-height: .96; letter-spacing: -.072em; }
h1 em { color: #7e43ff; font-style: normal; }
.hero-lead { max-width: 650px; color: var(--muted); font-size: 19px; line-height: 1.72; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 22px; border-radius: 999px; font-size: 14px; font-weight: 750; }
.button.primary { background: var(--ink); color: white; }
.button.secondary { border: 1px solid var(--line); background: rgba(255,255,255,.46); }
.button.light { background: white; color: var(--ink); }

.hero-machine { position: relative; overflow: hidden; min-height: 660px; border: 1px solid var(--line); border-radius: 44px; background: #dfff38; }
.hero-machine::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(17,21,17,.17) 1px, transparent 1px); background-size: 21px 21px; mask-image: linear-gradient(to bottom, black, transparent 80%); opacity: .48; }
.hero-machine svg { position: absolute; z-index: 1; inset: 38px 20px 22px; width: calc(100% - 40px); height: calc(100% - 60px); }
.topology-label { position: absolute; z-index: 2; top: 26px; left: 30px; display: flex; gap: 9px; align-items: center; font-size: 10px; font-weight: 800; letter-spacing: .16em; }
.topology-label span { width: 8px; height: 8px; border-radius: 50%; background: var(--ink); box-shadow: 0 0 0 5px rgba(17,21,17,.12); }
.links path { fill: none; stroke: rgba(17,21,17,.58); stroke-width: 2; stroke-dasharray: 7 8; }
.axis circle:first-child { fill: #efff92; stroke: var(--ink); stroke-width: 2; }
.axis circle:nth-child(2) { fill: none; stroke: var(--ink); stroke-width: 8; stroke-dasharray: 47 14; }
.axis text { text-anchor: middle; font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.core path { fill: none; stroke: #dfff38; stroke-width: 5; stroke-linecap: round; }
.core circle { fill: #dfff38; }
.core text { fill: white; text-anchor: middle; font-size: 10px; font-weight: 700; letter-spacing: .12em; }
.core .core-title { font-size: 24px; letter-spacing: -.02em; }
.telemetry { position: absolute; z-index: 2; right: 26px; bottom: 24px; display: grid; justify-items: end; }
.telemetry span { font-size: 25px; font-weight: 850; }
.telemetry small { margin-top: 3px; font-size: 9px; font-weight: 800; letter-spacing: .15em; }

.manifesto { display: grid; grid-template-columns: 280px 1fr; padding: 110px 0; border-top: 1px solid var(--line); }
.manifesto h2, .section-heading h2, .architecture h2, .cta h2 { margin-bottom: 28px; font-size: clamp(42px, 5.2vw, 76px); line-height: 1.02; letter-spacing: -.06em; }
.manifesto > div { max-width: 1040px; }
.manifesto > div p, .section-heading > p, .architecture-copy > p { max-width: 760px; color: var(--muted); font-size: 18px; line-height: 1.75; }

.products { padding: 110px 0; border-top: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: 1fr 430px; gap: 60px; align-items: end; margin-bottom: 58px; }
.section-heading h2 { margin: 22px 0 0; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-card { min-height: 740px; padding: 28px; border: 1px solid rgba(17,21,17,.18); border-radius: 34px; display: flex; flex-direction: column; }
.product-card.lime { background: var(--lime); }
.product-card.orange { background: var(--orange); }
.product-card.violet { background: var(--violet); }
.product-top { display: flex; justify-content: space-between; align-items: center; }
.product-no { font-size: 13px; font-weight: 850; }
.product-tag { font-size: 9px; font-weight: 850; letter-spacing: .16em; }
.board-visual { position: relative; height: 300px; margin: 32px 0; display: flex; align-items: center; justify-content: center; }
.pcb { position: relative; width: 190px; height: 225px; border: 2px solid var(--ink); border-radius: 22px; background: rgba(255,255,255,.28); box-shadow: inset 0 0 0 10px rgba(17,21,17,.06); }
.pcb::before, .pcb::after { content: ""; position: absolute; left: 25px; right: 25px; height: 2px; background: var(--ink); opacity: .52; }
.pcb::before { top: 70px; }.pcb::after { bottom: 70px; }
.pcb i { position: absolute; width: 24px; height: 24px; border: 2px solid var(--ink); border-radius: 5px; }
.pcb i:nth-child(1) { top: 20px; left: 20px; }.pcb i:nth-child(2) { top: 20px; right: 20px; }.pcb i:nth-child(3) { bottom: 20px; left: 20px; }
.pcb span { position: absolute; left: 26px; bottom: 35px; font-size: 12px; font-weight: 850; letter-spacing: .14em; }
.pcb b { position: absolute; right: 24px; top: 92px; font-size: 38px; letter-spacing: -.08em; }
.motor { width: 78px; height: 78px; border: 2px solid var(--ink); border-radius: 50%; display: grid; place-items: center; }
.motor i { width: 36px; height: 36px; border: 7px dashed var(--ink); border-radius: 50%; }
.single .motor { position: absolute; right: 8%; }
.single::after, .dual::before, .dual::after { content: ""; height: 2px; width: 52px; background: var(--ink); }
.dual { gap: 13px; }.dual .pcb { width: 160px; height: 210px; }.dual .motor { width: 62px; height: 62px; flex: 0 0 auto; }
.six .pcb { z-index: 2; width: 160px; height: 190px; }
.orbit { position: absolute; width: 300px; height: 150px; border: 1px dashed rgba(17,21,17,.7); border-radius: 50%; }
.orbit.o2 { transform: rotate(90deg); }
.orbit i { position: absolute; width: 42px; height: 42px; border: 2px solid var(--ink); border-radius: 50%; background: var(--violet); }
.orbit i:nth-child(1) { left: -8px; top: 52px; }.orbit i:nth-child(2) { right: -8px; top: 52px; }.orbit i:nth-child(3) { left: 129px; top: -20px; }
.product-card h3 { margin-bottom: 5px; font-size: 36px; line-height: 1.06; letter-spacing: -.05em; }
.product-en { margin-bottom: 24px; font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.product-card > p:not(.product-en) { min-height: 76px; font-size: 15px; line-height: 1.7; }
.product-card ul { margin: auto 0 0; padding: 20px 0 0; border-top: 1px solid rgba(17,21,17,.18); list-style: none; }
.product-card li { display: flex; gap: 9px; padding: 8px 0; font-size: 13px; font-weight: 650; }
.product-card li::before { content: "↳"; }

.architecture { display: grid; grid-template-columns: .82fr 1.18fr; gap: 90px; padding: 110px 0; border-top: 1px solid var(--line); }
.architecture h2 { margin-top: 22px; }
.text-link { display: inline-flex; gap: 10px; margin-top: 24px; padding-bottom: 6px; border-bottom: 1px solid var(--ink); font-size: 14px; font-weight: 800; }
.stack { display: grid; gap: 10px; align-content: center; }
.stack > div { display: grid; grid-template-columns: 52px 1fr 1.1fr; gap: 20px; align-items: center; min-height: 92px; padding: 20px 24px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.45); }
.stack span { color: #7e43ff; font-size: 13px; font-weight: 850; }
.stack strong { font-size: 21px; letter-spacing: -.03em; }
.stack small { color: var(--muted); font-size: 13px; line-height: 1.55; }
.cta { min-height: 500px; margin-bottom: 28px; padding: 80px; border-radius: 42px; background: var(--ink); color: white; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.cta .eyebrow { color: #b7a4ff; }.cta h2 { margin: 28px 0 36px; }
footer { min-height: 150px; display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 40px; color: var(--muted); font-size: 12px; }
.footer-brand small { letter-spacing: .02em; text-transform: none; }

@media (max-width: 1050px) {
  .hero { grid-template-columns: 1fr; }
  .hero-machine { min-height: 620px; }
  .manifesto { grid-template-columns: 1fr; gap: 34px; }
  .section-heading { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 650px; }
  .architecture { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .site-header, main, footer { width: min(100% - 28px, 1480px); }
  .site-header { height: 76px; }.brand img { width: 40px; height: 40px; }
  nav a:not(.nav-cta) { display: none; }
  .hero { min-height: auto; padding: 60px 0; gap: 46px; }
  h1 { font-size: 52px; }
  .hero-machine { min-height: 450px; border-radius: 28px; }
  .hero-machine svg { inset: 54px 5px 20px; width: calc(100% - 10px); height: calc(100% - 74px); }
  .manifesto, .products, .architecture { padding: 78px 0; }
  .product-card { padding: 22px; min-height: 640px; }
  .stack > div { grid-template-columns: 38px 1fr; }
  .stack small { grid-column: 2; }
  .cta { min-height: 440px; padding: 38px 26px; border-radius: 28px; }
  footer { grid-template-columns: 1fr; gap: 18px; padding: 32px 0; }
}