:root {
  color-scheme: light;
  --ink: #18231f;
  --muted: #596760;
  --paper: #fbfdfb;
  --panel: #f0f5f1;
  --line: #d7e1da;
  --brand: #176b4d;
  --accent: #d8f3e5;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
}
a {
  color: var(--brand);
  text-underline-offset: 0.18em;
}
a:focus-visible,
button:focus-visible {
  outline: 3px solid #f2a900;
  outline-offset: 3px;
}
.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 10;
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: white;
}
.skip-link:focus {
  top: 1rem;
}
.site-header {
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 1.5rem;
  border-bottom: 1px solid var(--line);
  background: white;
}
.brand {
  color: var(--ink);
  font-size: 1.15rem;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: white;
  padding: 0.55rem 0.8rem;
  font: inherit;
}
.layout {
  display: grid;
  grid-template-columns: 16rem minmax(0, 1fr);
  max-width: 82rem;
  margin: 0 auto;
}
.site-nav {
  min-height: calc(100vh - 4rem);
  padding: 2rem 1.25rem;
  border-right: 1px solid var(--line);
}
.site-nav a {
  display: block;
  margin: 0.15rem 0;
  padding: 0.55rem 0.75rem;
  border-radius: 0.45rem;
  color: var(--muted);
  text-decoration: none;
}
.site-nav a[aria-current="page"] {
  color: var(--brand);
  background: var(--accent);
  font-weight: 700;
}
main {
  width: min(100%, 52rem);
  padding: 4rem clamp(1.25rem, 5vw, 5rem) 6rem;
}
.eyebrow {
  margin: 0 0 0.35rem;
  color: var(--brand);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
h1 {
  margin: 0;
  font-size: clamp(2.25rem, 6vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.055em;
}
h2 {
  margin-top: 3rem;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}
.summary {
  max-width: 44rem;
  margin: 1.25rem 0 2.5rem;
  color: var(--muted);
  font-size: 1.15rem;
}
section {
  padding-top: 0.25rem;
}
ul {
  padding-left: 1.25rem;
}
li + li {
  margin-top: 0.45rem;
}
pre {
  overflow-x: auto;
  margin: 1rem 0;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: var(--panel);
  white-space: pre-wrap;
}
code {
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.92rem;
}
footer {
  padding: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  text-align: center;
  font-size: 0.9rem;
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-block;
  }
  .layout {
    display: block;
  }
  .site-nav {
    display: none;
    min-height: 0;
    padding: 0.75rem 1rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .site-nav[data-open="true"] {
    display: block;
  }
  main {
    padding-top: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}