:root {
  color-scheme: light;
  --ink: #17211d;
  --muted: #5f6f68;
  --line: #d9e2de;
  --accent: #176f50;
  --surface: #f7faf8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: var(--accent);
}

.site-header,
.site-footer,
.page {
  width: min(860px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px 0 18px;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--ink);
  font-size: 20px;
  font-weight: 700;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 16px;
}

nav a {
  text-decoration: none;
}

.page {
  padding: 42px 0 56px;
}

.home {
  min-height: 58vh;
}

h1,
h2,
h3 {
  line-height: 1.2;
}

h1 {
  margin: 0 0 18px;
  font-size: clamp(34px, 7vw, 56px);
}

h2 {
  margin-top: 34px;
}

p,
li {
  max-width: 72ch;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 20px 0 30px;
  font-size: 14px;
}