:root {
  color-scheme: dark;
  --bg: #0a0b0d;
  --panel: #111317;
  --line: rgba(255, 255, 255, 0.12);
  --text: #f5f7fa;
  --muted: #9aa1ad;
  --accent: #b9d6ff;
  --max: 1180px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 78% 5%, rgba(109, 162, 233, 0.12), transparent 29rem),
    radial-gradient(circle at 20% 46%, rgba(91, 123, 168, 0.06), transparent 26rem),
    var(--bg);
  line-height: 1.5;
}

a { color: inherit; }

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
  border-radius: 2px;
}

.page-shell {
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
}

.site-header {
  height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.24em;
  text-decoration: none;
}

.wordmark-mark {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 9px rgba(255,255,255,.9), 0 0 32px rgba(144,193,255,.8);
}

.header-contact {
  color: var(--muted);
  font-size: 0.88rem;
  text-decoration: none;
  transition: color 160ms ease;
}

.header-contact:hover { color: var(--text); }

.hero {
  min-height: min(760px, calc(100vh - 92px));
  display: grid;
  align-content: center;
  padding: 96px 0 110px;
}

.eyebrow,
.section-label,
.product-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 34px 0 30px;
  max-width: 900px;
  font-size: clamp(4rem, 10.2vw, 8.8rem);
  font-weight: 520;
  letter-spacing: -0.073em;
  line-height: 0.87;
}

.hero h1 span {
  color: transparent;
  background: linear-gradient(110deg, #f7faff 10%, #b9d6ff 55%, #79889e 100%);
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-copy {
  width: min(100%, 520px);
  margin: 0 0 0 auto;
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.42rem);
  line-height: 1.55;
}

.about,
.contact {
  display: grid;
  grid-template-columns: minmax(130px, 0.34fr) 1fr;
  gap: 48px;
  padding: 130px 0;
  border-top: 1px solid var(--line);
}

.section-content h2,
.contact h2,
.section-heading h2 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.75rem);
  font-weight: 480;
  letter-spacing: -0.055em;
  line-height: 1.02;
}

.section-content p {
  max-width: 610px;
  margin: 38px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.8vw, 1.22rem);
  line-height: 1.75;
}

.products {
  padding: 130px 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 58px;
}

.section-heading h2 { font-size: clamp(2.2rem, 4.7vw, 4.25rem); }

.product-card {
  min-height: 370px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(28px, 5vw, 56px);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: linear-gradient(145deg, rgba(255,255,255,.045), rgba(255,255,255,.015));
  text-decoration: none;
  transition: border-color 180ms ease, transform 180ms ease;
}

.product-card::after {
  content: "";
  width: 420px;
  height: 420px;
  position: absolute;
  right: -180px;
  top: -210px;
  border-radius: 50%;
  background: rgba(131, 182, 255, 0.13);
  filter: blur(35px);
  pointer-events: none;
}

.product-card:hover {
  border-color: rgba(185, 214, 255, 0.38);
  transform: translateY(-3px);
}

.product-status {
  display: flex;
  align-items: center;
  gap: 10px;
}

.product-status span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #84e1bc;
  box-shadow: 0 0 12px rgba(132, 225, 188, 0.55);
}

.product-card h3 {
  margin: 28px 0 14px;
  font-size: clamp(2.4rem, 6vw, 5rem);
  font-weight: 520;
  letter-spacing: -0.06em;
}

.product-card p:not(.product-status) {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
  font-size: 1.06rem;
}

.product-link {
  margin-top: 42px;
  font-size: 0.92rem;
}

.contact-content a {
  display: inline-block;
  margin-top: 34px;
  color: var(--accent);
  font-size: clamp(1.1rem, 2.4vw, 1.55rem);
  text-decoration: none;
}

footer {
  min-height: 110px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  color: #707681;
  font-size: 0.78rem;
}

footer p { margin: 0; }

@media (max-width: 720px) {
  .page-shell { width: min(calc(100% - 32px), var(--max)); }
  .site-header { height: 76px; }
  .hero { min-height: 650px; padding: 90px 0; }
  .hero h1 { margin-top: 28px; }
  .hero-copy { margin-left: 0; }
  .about, .contact { grid-template-columns: 1fr; padding: 88px 0; }
  .products { padding: 88px 0; }
  .section-heading { display: grid; margin-bottom: 40px; }
  .product-card { min-height: 420px; }
  footer { align-items: flex-start; flex-direction: column; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}