:root {
  color-scheme: dark;
  --background: #101110;
  --foreground: #f4f1e9;
  --muted: #a7a79f;
  --faint: #707169;
  --rule: #393a36;
  --accent: #d5e876;
  --chrome-width: 91rem;
}

* { box-sizing: border-box; }

html { min-height: 100%; background: var(--background); scrollbar-gutter: stable; }

body {
  min-width: 20rem;
  min-height: 100vh;
  margin: 0;
  background: radial-gradient(circle at 86% 7%, rgb(213 232 118 / 12%), transparent 20rem), var(--background);
  color: var(--foreground);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.landing { width: min(100%, 100rem); min-height: 100vh; margin: 0 auto; padding: 1.5rem clamp(1.5rem, 5vw, 4.5rem) 1.75rem; }
.site-header, .bikes-header, .audio-header, footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.site-header, .bikes-header, .audio-header, .landing > footer, .bikes-page > footer, .audio-page > footer { width: min(100%, var(--chrome-width)); margin-right: auto; margin-left: auto; }
.wordmark, footer a { color: var(--foreground); font-size: .825rem; font-weight: 600; letter-spacing: -.02em; text-decoration: none; }
.wordmark span { color: var(--muted); font-weight: 400; }
.site-nav { display: flex; gap: 1.25rem; }
.site-nav a { color: var(--muted); font-size: .825rem; text-decoration: none; transition: color 160ms ease; }
.site-nav a[aria-current="page"] { color: var(--foreground); }
.site-nav a:hover { color: var(--accent); }
footer p { margin: 0; color: var(--muted); font-size: .75rem; }

.hero { padding: clamp(6rem, 14vh, 10rem) 0 clamp(5rem, 11vh, 8rem); }
.eyebrow { margin: 0 0 1rem; color: var(--accent); font-size: .68rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(4rem, 10.8vw, 10.5rem); font-weight: 500; letter-spacing: -.055em; line-height: .78; }
.about { display: grid; grid-template-columns: minmax(10rem, 1fr) minmax(0, 2fr); gap: clamp(2rem, 8vw, 9rem); width: min(100%, 70rem); }
.about h2 { margin: .1rem 0 0; color: var(--accent); font-size: .68rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.about-copy { max-width: 42rem; }
.about-copy p { margin: 0; color: var(--muted); font-size: clamp(1rem, 1.2vw, 1.1rem); line-height: 1.65; }
.about-copy p + p { margin-top: 1.35rem; }
.wordmark:focus-visible, footer a:focus-visible { outline: 2px solid var(--foreground); outline-offset: .35rem; }
footer { padding-top: clamp(4rem, 13vh, 8rem); }
footer a { border-bottom: 1px solid var(--rule); transition: border-color 160ms ease; }
footer a:hover { border-color: var(--accent); }

.bikes-page { width: min(100%, 110rem); min-height: 100vh; margin: 0 auto; padding: 1.5rem clamp(1.5rem, 5vw, 4.5rem) 1.75rem; }
.bikes-main { padding: clamp(5rem, 12vh, 8rem) 0 0; }
.bikes-title { max-width: 36rem; margin: 0 0 clamp(3rem, 7vw, 5rem); }
.bikes-title h1 { max-width: none; font-size: clamp(3.5rem, 8vw, 7.5rem); line-height: .84; }
.bikes-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1.5rem, 3vw, 3rem); }
.bike-card { min-width: 0; }
.bike-card img { display: block; width: 100%; height: auto; background: #1b1c1a; }
.bike-card h2 { margin: 1.15rem 0 .75rem; font-size: clamp(1.25rem, 1.8vw, 1.6rem); font-weight: 500; letter-spacing: -.045em; line-height: 1.05; }
.bike-card p { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.6; }
.bike-card .bike-note { margin-top: 1rem; color: var(--faint); font-size: .78rem; font-style: italic; }
.bikes-page footer { padding-top: clamp(4rem, 10vh, 7rem); }

.audio-page { width: min(100%, 110rem); min-height: 100vh; margin: 0 auto; padding: 1.5rem clamp(1.5rem, 5vw, 4.5rem) 1.75rem; }
.audio-main { padding: clamp(5rem, 12vh, 8rem) 0 0; }
.audio-title { max-width: 36rem; margin: 0 0 clamp(3rem, 7vw, 5rem); }
.audio-title h1 { max-width: none; font-size: clamp(3.5rem, 8vw, 7.5rem); line-height: .84; }
.audio-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1.5rem, 3vw, 3rem); }
.audio-card { min-width: 0; }
.audio-card img { display: block; width: 100%; height: auto; background: #1b1c1a; }
.audio-card h2 { margin: 1.15rem 0 .75rem; font-size: clamp(1.25rem, 1.8vw, 1.6rem); font-weight: 500; letter-spacing: -.045em; line-height: 1.05; }
.audio-card p { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.6; }
.audio-card .audio-note { margin-top: 1rem; color: var(--faint); font-size: .78rem; font-style: italic; }
.audio-page footer { flex-wrap: wrap; padding-top: clamp(4rem, 10vh, 7rem); }
.audio-attribution { flex-basis: 100%; color: var(--faint); font-size: .7rem; }
.audio-attribution a { color: var(--muted); font-size: inherit; font-weight: 400; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}

@media (max-width: 30rem) {
  .landing { padding: 1.5rem; }
  .hero { padding: 7rem 0 5rem; }
  h1 { font-size: clamp(3.75rem, 18vw, 5.5rem); }
  .about { grid-template-columns: 1fr; gap: 1.25rem; }
  .bikes-page { padding: 1.5rem; }
  .bikes-main { padding-top: 5rem; }
  .bikes-grid { grid-template-columns: 1fr; gap: 3.25rem; }
  .bike-card h2 { margin-top: 1rem; }
  .audio-page { padding: 1.5rem; }
  .audio-main { padding-top: 5rem; }
  .audio-grid { grid-template-columns: 1fr; gap: 3.25rem; }
  .audio-card h2 { margin-top: 1rem; }
}