:root {
  color-scheme: light dark;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.5;
}

* {
  box-sizing: border-box;
}

body {
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100vh;
  margin: 0;
}

a {
  color: inherit;
}

.site-header {
  border-bottom: 1px solid ButtonBorder;
}

.site-nav,
main,
footer {
  width: min(100% - 2rem, 72rem);
  margin-inline: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4rem;
}

.site-nav ul {
  display: flex;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.brand {
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: none;
}

main {
  padding-block: 3rem;
}

.hero {
  max-width: 40rem;
}

.hero h1 {
  margin-block: 0 0.5rem;
  font-size: clamp(2.5rem, 8vw, 5rem);
  line-height: 1;
}

footer {
  display: flex;
  gap: 1rem;
  padding-block: 1.5rem;
  border-top: 1px solid ButtonBorder;
}

:focus-visible {
  outline: 0.2rem solid Highlight;
  outline-offset: 0.2rem;
}