:root {
  color-scheme: light dark;
  --background: #fbfaf7;
  --foreground: #272722;
  --muted: #62625a;
  --line: #dcdcd4;
  --panel: #f0efe9;
  --accent: #b74320;
  --button: #292923;
  --button-text: #fbfaf7;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 28px; }
body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font: 16px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-underline-offset: 5px; }
a:hover { color: var(--accent); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; }
.shell { width: min(100% - 64px, 1064px); margin-inline: auto; }
.site-header {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 650; text-decoration: none; }
.brand img { display: block; }
nav { display: flex; gap: 28px; font-size: 14px; }
nav a { padding-block: 12px; text-decoration: none; }
.hero { padding-block: 88px 64px; }
.product-brand { display: flex; align-items: center; gap: 24px; margin-bottom: 24px; }
.kit-icon { display: block; flex: none; border-radius: 24px; }
h1 { margin: 0; font-size: clamp(36px, 6.3vw, 76px); font-weight: 650; line-height: 1.12; letter-spacing: -.055em; }
h1 > span { color: var(--accent); }
.intro { max-width: 750px; margin: 0; font-size: clamp(23px, 3vw, 30px); line-height: 1.5; letter-spacing: -.025em; }
.platforms { display: flex; flex-wrap: wrap; gap: 10px 24px; padding: 0; margin: 28px 0 0; list-style: none; font-size: 13px; font-family: ui-monospace, "SFMono-Regular", Consolas, monospace; }
.platforms li + li { border-left: 1px solid var(--line); padding-left: 24px; }
h2 { margin: 0; font-size: 22px; font-weight: 600; line-height: 1.35; letter-spacing: -.025em; }
.capabilities { border-top: 1px solid var(--line); padding-top: 32px; }
.feature-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 72px; margin: 8px 0 0; }
.feature-grid > div { padding-block: 28px; }
.feature-grid > div:nth-child(n + 3) { border-top: 1px solid var(--line); }
.feature-grid .memory-feature { grid-column: 1 / -1; }
.feature-grid .memory-feature dd { max-width: 850px; }
dt { margin-bottom: 9px; font-size: 18px; font-weight: 600; letter-spacing: -.015em; }
dd { margin: 0; color: var(--muted); max-width: 475px; }
.integration { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; padding: 36px; margin-top: 24px; background: var(--panel); border-radius: 12px; }
.integration p { color: var(--muted); margin: 16px 0 0; }
.modules { align-self: center; list-style: none; margin: 0; padding: 0; }
.modules li { padding-block: 10px; }
.modules li + li { border-top: 1px solid var(--line); }
code { font-family: ui-monospace, "SFMono-Regular", Consolas, monospace; font-size: 14px; line-height: 1.65; }
.products { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px; margin-top: 48px; padding-block: 32px; border-block: 1px solid var(--line); }
.product-list { display: flex; flex-wrap: wrap; gap: 40px; list-style: none; margin: 0; padding: 0; }
.product-list li { display: flex; align-items: center; gap: 14px; font-size: 18px; font-weight: 550; }
.product-list img { display: block; flex: none; border-radius: 14px; }
.access { display: flex; justify-content: space-between; align-items: center; gap: 32px; padding-block: 64px; }
.access p { margin: 12px 0 14px; color: var(--muted); }
.contact-button { flex: none; display: inline-flex; align-items: center; gap: 24px; padding: 13px 20px; background: var(--button); color: var(--button-text); border-radius: 7px; text-decoration: none; font-size: 14px; font-weight: 550; }
.contact-button:hover { background: var(--accent); color: #fff; }
.site-footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; border-top: 1px solid var(--line); padding-block: 24px 32px; font-size: 13px; color: var(--muted); }
.site-footer a { text-decoration: none; }
.skip-link { position: absolute; top: -100px; left: 20px; padding: 12px 16px; background: var(--foreground); color: var(--background); }
.skip-link:focus { top: 12px; z-index: 1; color: var(--background); }

@media (max-width: 720px) {
  .shell { width: calc(100% - 40px); }
  .site-header { min-height: 80px; gap: 16px; }
  nav { gap: 18px; font-size: 13px; }
  .hero { padding-block: 56px 44px; }
  .feature-grid { column-gap: 32px; }
  .integration { grid-template-columns: 1fr; gap: 24px; padding: 28px; }
  .access { padding-block: 44px; flex-direction: column; align-items: flex-start; gap: 24px; }
}

@media (max-width: 480px) {
  .site-header { flex-wrap: wrap; padding-block: 18px; gap: 4px 20px; }
  nav { gap: 20px; }
  .hero { padding-block: 44px 36px; }
  .product-brand { flex-direction: column; align-items: flex-start; gap: 20px; }
  .kit-icon { width: 80px; height: 80px; border-radius: 18px; }
  .products { margin-top: 36px; }
  .product-list { gap: 32px; }
  .product-list li { flex-direction: column; align-items: flex-start; gap: 10px; font-size: 16px; }
  h1 { font-size: clamp(30px, 8.9vw, 42px); }
  .platforms { gap: 10px 16px; font-size: 12px; }
  .platforms li + li { padding-left: 16px; }
  .feature-grid { grid-template-columns: 1fr; margin-top: 4px; }
  .feature-grid > div { padding-block: 24px; }
  .feature-grid > div + div { border-top: 1px solid var(--line); }
  .integration { margin-top: 12px; padding: 24px; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #1d1e1b;
    --foreground: #f0efe9;
    --muted: #b4b5a9;
    --line: #3e4037;
    --panel: #262821;
    --accent: #ff9c77;
    --button: #e8e9df;
    --button-text: #25271f;
  }
  .contact-button:hover { color: #25160f; }
}