:root {
  color-scheme: light;
  --paper: #f8fafb;
  --ink: #182b36;
  --muted: #435b67;
  --link: #145965;
  --code: #eaf1f4;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font: 1rem/1.6 system-ui, sans-serif;
}

.wrap {
  width: min(calc(100% - 2.5rem), 58rem);
  margin-inline: auto;
}

a {
  color: var(--link);
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 0.12em;
}

a:focus-visible {
  outline: 2px solid var(--link);
  outline-offset: 0.25rem;
}

.skip {
  position: absolute;
  top: 0.75rem;
  left: 1.25rem;
  padding: 0.5rem 0.75rem;
  background: var(--paper);
  transform: translateY(-200%);
}

.skip:focus {
  transform: translateY(0);
}

.site-header {
  padding-block: 1.6rem;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.35rem;
}

.intro {
  padding-block: clamp(2rem, 7vw, 5rem) clamp(3rem, 8vw, 6rem);
}

h1,
h2 {
  margin: 0;
  letter-spacing: -0.035em;
}

h1 {
  font-size: clamp(2.35rem, 7vw, 4.25rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(1.35rem, 2.7vw, 1.9rem);
  line-height: 1.2;
}

p {
  margin: 0.75rem 0 0;
  max-width: 56ch;
}

.intro p {
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: 1.125rem;
}

.note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  align-items: start;
  gap: 1.25rem 2.5rem;
  margin-bottom: 3rem;
  scroll-margin-top: 1.5rem;
}

pre,
code {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}

pre {
  margin: 0;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  background: var(--code);
  color: var(--ink);
  font-size: 0.9rem;
  line-height: 1.65;
}

.site-footer {
  margin-top: 4rem;
  padding-block: 1.5rem;
  background: var(--code);
}

.error-page {
  padding-block: clamp(3rem, 12vw, 8rem);
}

@media (max-width: 42rem) {
  .note {
    grid-template-columns: minmax(0, 1fr);
  }
}