:root {
  color-scheme: dark;
  --night: #080b12;
  --surface: #101622;
  --raised: #182131;
  --line: #253047;
  --muted: #aeb9cc;
  --ink: #f4f7fc;
  --star: #7dd3fc;
  font-family: "Avenir Next", Avenir, "Hiragino Sans", "Yu Gothic", sans-serif;
  background: var(--night);
  color: var(--ink);
}

* { box-sizing: border-box; }
html { background: var(--night); }
body { margin: 0; min-width: 320px; min-height: 100dvh; }
a { color: inherit; text-underline-offset: 0.25em; }
img { display: block; max-width: 100%; }
h1, h2, h3 { text-wrap: balance; }
p { text-wrap: pretty; }
.text-balance { text-wrap: balance; }
.text-pretty { text-wrap: pretty; }
.tabular-nums { font-variant-numeric: tabular-nums; }

.skip-link {
  position: fixed;
  z-index: 50;
  top: max(1rem, env(safe-area-inset-top));
  left: max(1rem, env(safe-area-inset-left));
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: var(--night);
  transform: translateY(-200%);
}
.skip-link:focus { transform: translateY(0); }

.site-header, main, footer { width: min(100% - 3rem, 76rem); margin-inline: auto; }
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 5rem;
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 0.625rem; font-weight: 700; text-decoration: none; }
.brand-mark { position: relative; display: block; overflow: hidden; width: 2rem; height: 2rem; }
.brand-mark img { position: absolute; left: 50%; width: auto; height: 100%; max-width: none; transform: translateX(-50%); }
nav { display: flex; gap: 1.5rem; }
nav a, footer a, .text-link { color: var(--muted); font-size: 0.875rem; font-weight: 600; }
nav a:hover, footer a:hover, .text-link:hover { color: var(--ink); }
a:focus-visible { outline: 2px solid var(--star); outline-offset: 4px; border-radius: 0.125rem; }

.hero { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 4rem; align-items: center; padding-block: 6rem; }
.hero-copy { min-width: 0; }
.version { margin: 0 0 1rem; color: var(--star); font-size: 0.875rem; font-weight: 700; }
h1, h2 { margin: 0; font-family: "Iowan Old Style", "Palatino Linotype", Palatino, serif; font-weight: 500; }
h1 { max-width: 10ch; font-size: clamp(3.5rem, 7vw, 6.5rem); line-height: 0.92; }
.lede { max-width: 38rem; margin: 2rem 0 0; color: var(--muted); font-size: 1.125rem; line-height: 1.75; }
.hero-actions { display: flex; align-items: center; gap: 1.5rem; margin-top: 2rem; }
.button { display: inline-flex; align-items: center; min-height: 3rem; padding-inline: 1.25rem; background: var(--star); color: var(--night); font-weight: 800; text-decoration: none; }
.button:hover { background: var(--ink); }
.platforms { display: flex; gap: 2rem; margin: 2.5rem 0 0; }
.platforms div { display: grid; gap: 0.25rem; }
.platforms dt { color: var(--muted); font-size: 0.75rem; }
.platforms dd { margin: 0; font-size: 0.8125rem; font-weight: 700; }

.product-shot { min-width: 0; margin: 0; background: var(--surface); border: 1px solid var(--line); box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.5); }
.window-bar { display: flex; align-items: center; gap: 0.5rem; height: 2.75rem; padding-inline: 1rem; border-bottom: 1px solid var(--line); }
.window-bar span { width: 0.625rem; height: 0.625rem; border: 1px solid #526078; border-radius: 50%; }
.window-bar b { margin-left: 0.375rem; color: var(--muted); font-size: 0.75rem; font-weight: 500; }
.product-shot img { width: 100%; height: auto; aspect-ratio: 8 / 5; object-fit: cover; }
.product-shot figcaption { padding: 0.75rem 1rem; color: var(--muted); font-size: 0.75rem; }

.features { padding-block: 6rem; border-block: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: end; }
h2 { max-width: 15ch; font-size: clamp(2.5rem, 5vw, 4.5rem); line-height: 1; }
.section-heading p, .install > div > p { margin: 0; color: var(--muted); line-height: 1.75; }
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 4rem; border-top: 1px solid var(--line); }
.feature-list article { min-width: 0; padding: 2rem 2rem 0 0; }
.feature-list article + article { padding-left: 2rem; border-left: 1px solid var(--line); }
h3 { margin: 0; font-size: 1.125rem; }
.feature-list p { min-height: 7.5rem; margin: 1rem 0; color: var(--muted); line-height: 1.65; }
.feature-list small { color: var(--star); }

.install { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 4rem; align-items: center; padding-block: 7rem; }
.install h2 { margin-bottom: 1.5rem; }
.terminal { padding: 1.5rem; background: var(--surface); border: 1px solid var(--line); font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.3); }
.terminal div { display: flex; gap: 0.875rem; padding-block: 0.75rem; }
.terminal div + div { border-top: 1px solid var(--line); }
.terminal span { color: var(--star); }
.terminal code { overflow-wrap: anywhere; color: var(--ink); }
.install-note { grid-column: 2; margin: -2.5rem 0 0; color: var(--muted); font-size: 0.8125rem; }

footer { display: flex; justify-content: space-between; gap: 2rem; padding-block: 2rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.875rem; }
footer p { margin: 0; }
footer div { display: flex; gap: 1.5rem; }

@media (max-width: 900px) {
  .hero, .install { grid-template-columns: 1fr; gap: 3rem; }
  .hero { padding-block: 4rem; }
  .hero-copy { max-width: 42rem; }
  .section-heading { grid-template-columns: 1fr; gap: 2rem; }
  .install-note { grid-column: 1; margin: -1.5rem 0 0; }
}

@media (max-width: 640px) {
  .site-header, main, footer { width: min(100% - 2rem, 76rem); }
  .site-header { align-items: flex-start; min-height: auto; padding-block: 1.25rem; }
  nav { gap: 1rem; }
  nav a:first-child { display: none; }
  h1 { font-size: 3.5rem; }
  .platforms, footer { flex-direction: column; }
  .product-shot { margin-inline: -1rem; }
  .features, .install { padding-block: 4rem; }
  .feature-list { grid-template-columns: 1fr; margin-top: 3rem; }
  .feature-list article { padding: 1.5rem 0; }
  .feature-list article + article { padding-left: 0; border-top: 1px solid var(--line); border-left: 0; }
  .feature-list p { min-height: auto; }
}