:root {
  color-scheme: dark;
  --bg: #0d1014;
  --surface: #141920;
  --text: #eef1f4;
  --muted: #97a1ad;
  --faint: #5f6975;
  --line: #29313b;
  --accent: #9ed8ff;
  --max: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "YuGothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
.site-header {
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
  padding: 28px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--line);
}
.wordmark { font-size: 15px; font-weight: 700; letter-spacing: .16em; text-decoration: none; }
.wordmark span { color: var(--muted); font-weight: 500; }
nav { display: flex; gap: 28px; }
nav a { color: var(--muted); font-size: 13px; letter-spacing: .08em; text-decoration: none; }
nav a:hover, nav a:focus-visible { color: var(--text); }
main { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; }
.not-found { min-height: 80vh; display: grid; align-content: center; }
.hero { min-height: 660px; padding: 152px 0 120px; display: grid; align-content: center; }
.eyebrow { margin: 0 0 24px; color: var(--accent); font-size: 12px; font-weight: 700; letter-spacing: .18em; line-height: 1.4; }
h1, h2, p { margin-top: 0; }
h1 { max-width: 800px; margin-bottom: 28px; font-size: clamp(3rem, 8vw, 6.8rem); font-weight: 500; letter-spacing: -.055em; line-height: .98; }
h1 em { color: var(--muted); font-style: normal; }
.hero-copy { max-width: 560px; margin-bottom: 32px; color: var(--muted); font-size: 17px; }
.text-link { display: inline-flex; align-items: center; gap: 10px; width: fit-content; color: var(--text); font-size: 14px; text-decoration: none; border-bottom: 1px solid var(--faint); }
.text-link span { color: var(--accent); font-size: 18px; }
.content-section { padding: 108px 0; display: grid; grid-template-columns: minmax(220px, .8fr) 1.2fr; gap: 64px; border-top: 1px solid var(--line); }
h2 { margin-bottom: 0; font-size: clamp(2rem, 4vw, 3.8rem); font-weight: 500; letter-spacing: -.045em; line-height: 1.12; }
.section-body { max-width: 560px; padding-top: 32px; }
.section-body p { margin-bottom: 28px; font-size: 19px; }
.section-body .muted { color: var(--muted); font-size: 15px; }
.product-panel { background: var(--surface); border: 1px solid var(--line); padding: 34px; min-height: 290px; display: flex; flex-direction: column; justify-content: space-between; }
.product-topline, .product-meta { display: flex; justify-content: space-between; color: var(--muted); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.product-topline span:last-child { color: var(--accent); }
.product-description { max-width: 500px; margin: 64px 0; font-size: clamp(1.35rem, 2.4vw, 2rem); letter-spacing: -.02em; line-height: 1.4; }
.product-meta { padding-top: 18px; border-top: 1px solid var(--line); }
.company-section { padding-bottom: 140px; }
.company-details { margin: 0; border-top: 1px solid var(--line); }
.company-details div { display: grid; grid-template-columns: 160px 1fr; padding: 17px 0; border-bottom: 1px solid var(--line); }
.company-details dt { color: var(--muted); font-size: 14px; }
.company-details dd { margin: 0; font-size: 16px; }
.site-footer { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 26px 0 38px; display: flex; justify-content: space-between; gap: 24px; color: var(--faint); font-size: 12px; letter-spacing: .03em; border-top: 1px solid var(--line); }
@media (max-width: 700px) {
  .site-header, main, .site-footer { width: min(calc(100% - 36px), var(--max)); }
  .site-header { padding: 22px 0; }
  nav { gap: 15px; }
  nav a { font-size: 11px; }
  .hero { min-height: 610px; padding: 104px 0 92px; }
  .hero-copy { font-size: 16px; }
  .content-section { padding: 76px 0; display: block; }
  .section-heading { margin-bottom: 42px; }
  .section-body { padding-top: 0; }
  .product-panel { padding: 24px; min-height: 280px; }
  .product-description { margin: 56px 0; }
  .company-section { padding-bottom: 92px; }
  .company-details div { grid-template-columns: 120px 1fr; }
  .site-footer { display: block; padding-bottom: 28px; }
  .site-footer span { display: block; }
  .site-footer span + span { margin-top: 5px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }