:root {
  color-scheme: light;
  --ink: #1c1917;
  --muted: #57534e;
  --line: #e7e5e4;
  --paper: #f6f5f2;
  --panel: #fffcf8;
  --accent: #0f6e56;
  --accent-ink: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font: 18px/1.5 ui-sans-serif, system-ui, sans-serif;
}

::selection {
  background: #d7efe8;
  color: var(--ink);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

main {
  width: min(68ch, calc(100% - 40px));
  margin: 0 auto;
  padding: 64px 0 96px;
}

h1,
h2 {
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 {
  margin: 0 0 16px;
  font-size: 40px;
}

h2 {
  margin: 48px 0 8px;
  font-size: 24px;
}

p,
li {
  color: var(--ink);
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
}

.lead {
  margin: 0 0 28px;
  font-size: 20px;
}

nav {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
  font-size: 15px;
}

.note {
  margin-top: 28px;
  color: var(--muted);
  font-size: 15px;
}