:root {
  color-scheme: light dark;
  --bg: #f7f6f2;
  --fg: #1c1b18;
  --muted: #5c5a54;
  --link: #0b57d0;
  --border: #d8d4cb;
  --card: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161513;
    --fg: #f3f1eb;
    --muted: #b4b0a6;
    --link: #8ab4f8;
    --border: #3a3833;
    --card: #1f1e1b;
  }
}

* {
  box-sizing: border-box;
}

html {
  font-size: 112.5%;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.55;
}

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

.wrap {
  max-width: 40rem;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

header,
footer {
  border-color: var(--border);
}

header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.brand {
  color: inherit;
  text-decoration: none;
  font-weight: 650;
  letter-spacing: -0.02em;
}

nav {
  display: flex;
  gap: 1rem;
  font-size: 0.95rem;
}

h1 {
  font-size: 1.85rem;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 1.5rem 0 0.75rem;
}

h2 {
  font-size: 1.2rem;
  margin: 2rem 0 0.6rem;
}

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

.lede,
.meta,
footer {
  color: var(--muted);
}

.lede {
  font-size: 1.05rem;
}

.meta {
  font-size: 0.9rem;
}

ul {
  padding-left: 1.2rem;
}

li + li {
  margin-top: 0.4rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1rem 1.1rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.25rem;
  margin: 1.5rem 0 0;
}

footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
}