:root {
  color-scheme: light;
  --background: #f7f7f3;
  --ink: #20312e;
  --muted: #4c635e;
  --accent: #086050;
  --border: #ccd8d1;
}

* {
  box-sizing: border-box;
}

body {
  max-width: 48rem;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 2.5rem);
  background: var(--background);
  color: var(--ink);
  font: 1rem / 1.65 Inter, system-ui, sans-serif;
}

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

a:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 4px;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 2rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
}

.wordmark {
  color: var(--ink);
  font-weight: 750;
  text-decoration: none;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  font-size: 0.95rem;
}

nav [aria-current="page"] {
  font-weight: 700;
}

main {
  padding: clamp(2.5rem, 9vw, 5rem) 0 clamp(2.5rem, 7vw, 4rem);
}

h1, h2 {
  line-height: 1.16;
  text-wrap: balance;
}

h1 {
  margin: 0 0 1.15rem;
  font-size: clamp(2.35rem, 7vw, 4.15rem);
  font-weight: 750;
  letter-spacing: -0.045em;
}

h2 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
  letter-spacing: -0.015em;
}

p {
  margin: 0 0 0.85rem;
  max-width: 64ch;
}

.intro {
  color: var(--muted);
  font-size: clamp(1.125rem, 3vw, 1.3rem);
}

section {
  margin-top: 2.1rem;
}

footer {
  padding: 1.25rem 0 2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.95rem;
}