:root {
  color-scheme: dark;
  --bg: #080808; --surface: #121212; --text: #f5f5f7;
  --muted: #b0b0b6; --gold: #c9a962; --border: #30302e;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.65; }
a { color: var(--gold); text-underline-offset: .22em; }
a:hover { color: #edcf8d; }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--gold); outline-offset: 5px; border-radius: 3px; }
.skip-link { position: absolute; top: -100px; left: 16px; padding: 10px 16px; background: var(--gold); color: #080808; z-index: 5; }
.skip-link:focus { top: 8px; }
.site-header { border-bottom: 1px solid var(--border); }
.site-nav { max-width: 1120px; margin: auto; padding: 14px 28px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-size: 17px; font-weight: 600; white-space: nowrap; }
.logo img { border-radius: 8px; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 14px; padding: 4px 0; }
.nav-links a:hover { color: var(--text); }
main { max-width: 1120px; margin: auto; padding: 0 28px; }
.breadcrumb { margin: 30px 0 0; font-size: 13px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px; }
.breadcrumb a { color: var(--muted); }
.hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: 58px; align-items: center; padding: 58px 0 70px; }
.eyebrow { color: var(--gold); text-transform: uppercase; font-size: 12px; letter-spacing: .16em; font-weight: 600; margin: 0 0 18px; }
h1 { font-size: clamp(38px, 4.6vw, 60px); line-height: 1.08; letter-spacing: -.045em; margin: 0 0 24px; font-weight: 650; }
h1 span { color: var(--gold); }
h2 { font-size: clamp(27px, 3.3vw, 36px); line-height: 1.2; letter-spacing: -.025em; margin: 0 0 22px; }
h3 { font-size: 19px; line-height: 1.35; margin: 0 0 12px; }
p { margin: 0 0 18px; }
.lead { color: var(--muted); font-size: 18px; max-width: 38em; }
.availability { color: var(--muted); font-size: 13px; margin: 16px 0 0; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; margin-top: 28px; }
.button { display: inline-block; background: var(--gold); color: #10100e; text-decoration: none; padding: 13px 20px; border-radius: 7px; font-weight: 650; font-size: 15px; }
.button:hover { background: #dfbe77; color: #080808; }
.text-link { font-size: 14px; }
.demo { margin: 0; border: 1px solid var(--border); border-radius: 16px; padding: 30px; background: var(--surface); }
.demo-label { font-size: 11px; letter-spacing: .13em; text-transform: uppercase; color: var(--muted); margin: 0 0 26px; }
.progression { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; align-items: end; height: 170px; margin-bottom: 24px; }
.progression span { display: flex; align-items: flex-start; justify-content: center; padding-top: 10px; border-top: 2px solid var(--gold); background: #c9a96212; color: var(--gold); font-size: 20px; font-variant-numeric: tabular-nums; height: var(--height); }
.demo-settings { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 22px; margin: 0 0 24px; }
.demo-settings div { border-top: 1px solid var(--border); padding-top: 12px; }
.demo-settings dt { color: var(--muted); font-size: 12px; }
.demo-settings dd { font-size: 17px; margin: 3px 0 0; }
figcaption { color: var(--muted); font-size: 13px; line-height: 1.6; }
.section { padding: 56px 0; border-top: 1px solid var(--border); scroll-margin-top: 24px; }
.section-intro { max-width: 720px; color: var(--muted); font-size: 17px; }
.steps { list-style: none; padding: 0; margin: 34px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; counter-reset: step; }
.steps li { counter-increment: step; }
.steps li::before { content: "0" counter(step); display: block; color: var(--gold); font-size: 13px; letter-spacing: .1em; margin-bottom: 18px; }
.steps p { color: var(--muted); font-size: 15px; }
.note { color: var(--muted); border-left: 2px solid var(--gold); padding-left: 20px; margin: 30px 0 0; max-width: 760px; font-size: 15px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.split p, .split li { color: var(--muted); }
.split ul { padding-left: 20px; }
.split li { margin: 10px 0; }
.split strong { color: var(--text); font-weight: 600; }
.product { display: grid; grid-template-columns: 230px 1fr; gap: 62px; align-items: center; }
.product figure { margin: 0; }
.product img { width: 100%; height: auto; display: block; }
.product figcaption { margin-top: 10px; }
.table-wrap { overflow-x: auto; margin: 24px 0; }
table { width: 100%; border-collapse: collapse; text-align: left; font-size: 15px; }
th, td { border-bottom: 1px solid var(--border); padding: 13px 14px 13px 0; vertical-align: top; }
th { color: var(--text); font-weight: 600; }
td { color: var(--muted); }
.patterns { width: 100%; height: auto; display: block; margin: 0 0 20px; overflow: visible; }
.patterns text { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 13px; fill: var(--muted); }
.patterns .label { fill: var(--text); }
.patterns line { stroke: #41413d; }
.patterns circle { fill: var(--gold); }
.patterns .end { fill: #71716e; }
.faq { max-width: 800px; }
details { border-bottom: 1px solid var(--border); padding: 20px 0; }
summary { cursor: pointer; font-size: 17px; font-weight: 550; padding-right: 12px; }
details p { color: var(--muted); margin: 16px 0 0; }
.related-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-top: 30px; }
.related-links a { display: block; text-decoration: none; padding-top: 18px; border-top: 1px solid var(--border); }
.related-links strong { display: block; color: var(--text); font-weight: 550; margin-bottom: 8px; }
.related-links span { color: var(--muted); font-size: 14px; }
.related-links a:hover strong { color: var(--gold); }
.download { text-align: center; }
.download p { max-width: 600px; margin: 0 auto 22px; color: var(--muted); }
.store-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 16px; margin: 28px 0; }
.store-badges img { display: block; height: 44px; width: auto; }
footer { max-width: 1064px; margin: auto; padding: 28px 0 38px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 20px; color: var(--muted); font-size: 13px; }
footer p { margin: 0; }
footer a { color: var(--muted); margin-left: 18px; }
@media (max-width: 760px) {
  .site-nav { padding: 16px 22px; flex-wrap: wrap; gap: 12px; }
  .nav-links { width: 100%; gap: 24px; flex-wrap: wrap; }
  main { padding: 0 22px; }
  .breadcrumb { margin-top: 24px; }
  .hero { grid-template-columns: 1fr; gap: 36px; padding: 34px 0 44px; }
  h1 { max-width: 540px; }
  .demo { padding: 20px; }
  .patterns text { font-size: 18px; }
  .section { padding: 40px 0; }
  .steps, .split, .related-links { grid-template-columns: 1fr; gap: 26px; }
  .steps { margin-top: 26px; }
  .steps li::before { margin-bottom: 10px; }
  .steps p { margin-bottom: 0; }
  .product { grid-template-columns: 1fr; gap: 28px; }
  .product figure { max-width: 220px; margin: auto; }
  footer { margin: 0 22px; flex-wrap: wrap; }
  footer a:first-child { margin-left: 0; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; } }