:root {
  color-scheme: dark;
  --bg: #101113;
  --panel: #1c1d20;
  --panel-2: #26282c;
  --line: #3b3e44;
  --muted: #a8abb2;
  --text: #f5f6f7;
  --blue: #2997ff;
  --yellow: #ffbd2e;
  --green: #28c840;
  --red: #ff5f57;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif;
  letter-spacing: 0;
}
a { color: inherit; }

.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 10;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 4vw, 64px);
  border-bottom: 1px solid rgba(255,255,255,.12);
  background: rgba(16,17,19,.9);
  backdrop-filter: blur(18px);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; }
.brand img { border-radius: 8px; }
nav { display: flex; gap: 28px; }
nav a { color: var(--muted); font-size: .9rem; text-decoration: none; }
nav a:hover, nav a:focus-visible { color: var(--text); }

.hero {
  min-height: calc(100vh - 32px);
  padding: 82px clamp(24px, 4vw, 72px) 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.eyebrow { color: var(--blue); font-size: .84rem; font-weight: 700; text-transform: uppercase; }
h1, h2 { margin: 0; letter-spacing: 0; }
h1 { font-size: clamp(3.6rem, 9vw, 8rem); line-height: .92; }
.hero-art {
  position: relative;
  z-index: 2;
  width: min(1500px, 100%);
  margin: 0;
}
.hero-art img {
  display: block;
  width: 100%;
  max-height: calc(100vh - 170px);
  aspect-ratio: 16 / 10;
  object-fit: contain;
}
.hero-links { position: absolute; z-index: 3; left: clamp(24px, 7vw, 120px); right: calc(clamp(24px, 7vw, 120px) + 180px); bottom: 24px; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.store-link { min-height: 40px; display: inline-flex; align-items: center; gap: 9px; padding: 0 15px; border: 1px solid #5c6067; border-radius: 6px; color: #f1f2f3; text-decoration: none; font-size: .88rem; font-weight: 650; }
.store-link:hover, .store-link:focus-visible { border-color: #8bc5ff; background: #202a34; }
.store-link small { color: #92969d; font-size: .7rem; font-weight: 500; }
.scroll-cue { position: absolute; z-index: 2; right: clamp(24px, 7vw, 120px); bottom: 24px; color: var(--muted); text-decoration: none; font-size: .85rem; }

.facts, .signals, .setup { padding: clamp(80px, 10vw, 150px) clamp(24px, 7vw, 120px); }
.facts { background: #f1f2f4; color: #15171a; }
.section-heading { max-width: 820px; margin-bottom: 64px; }
h2 { font-size: clamp(2.2rem, 5vw, 4.7rem); line-height: 1.03; }
.fact-list { border-top: 1px solid #b7bbc1; }
.fact-list article { display: grid; grid-template-columns: 160px minmax(240px, 1fr) minmax(280px, 1.4fr); gap: 28px; align-items: baseline; padding: 27px 0; border-bottom: 1px solid #b7bbc1; }
.kind { font-weight: 700; }
.fact-list code { font-size: clamp(1rem, 1.8vw, 1.35rem); font-weight: 700; color: #075eae; }
.fact-list p { margin: 0; color: #50545a; line-height: 1.5; }
.snapshot-note { max-width: 720px; margin: 28px 0 0 auto; color: #646970; line-height: 1.55; }

.signals { background: #17181b; border-bottom: 1px solid var(--line); }
.signals .section-heading { max-width: 980px; }
.signals-intro { max-width: 780px; margin: 24px 0 0; color: var(--muted); font-size: 1.05rem; line-height: 1.65; }
.signal-list { border-top: 1px solid var(--line); }
.signal-list div { display: grid; grid-template-columns: minmax(220px, .65fr) minmax(280px, 1.35fr); gap: 32px; padding: 17px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.signal-list code { color: #78bbff; font-size: 1rem; font-weight: 700; }
.signal-list span { color: #c6c8cd; }

.setup { display: grid; grid-template-columns: minmax(280px, .8fr) minmax(420px, 1.2fr); gap: clamp(48px, 8vw, 120px); align-items: center; }
.setup-copy p { color: var(--muted); line-height: 1.65; font-size: 1.05rem; }
.setup-copy ul { padding: 0; margin: 32px 0 0; list-style: none; border-top: 1px solid var(--line); }
.setup-copy li { padding: 14px 0; border-bottom: 1px solid var(--line); }
.settings-shot { margin: 0; }
.settings-shot img { display: block; width: 100%; height: auto; border: 1px solid #505258; border-radius: 8px; box-shadow: 0 24px 70px rgba(0,0,0,.35); }
.settings-shot figcaption { margin-top: 12px; color: var(--muted); font-size: .85rem; }

footer { display: flex; justify-content: space-between; gap: 20px; padding: 28px clamp(24px, 7vw, 120px); color: var(--muted); border-top: 1px solid var(--line); font-size: .85rem; }
footer a { color: inherit; text-underline-offset: 3px; }

@media (max-width: 760px) {
  nav { display: none; }
  .hero { min-height: auto; padding: 88px 12px 82px; flex-direction: column; }
  .hero-art { width: 100%; }
  .hero-art img { max-height: none; }
  .hero-links { position: static; margin-top: 28px; flex-wrap: wrap; }
  .scroll-cue { display: none; }
  .fact-list article { grid-template-columns: 1fr; gap: 8px; }
  .signal-list div { grid-template-columns: 1fr; gap: 6px; }
  .setup { grid-template-columns: 1fr; }
  footer { flex-direction: column; }
}

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