:root {
  color-scheme: light;
  --background: #fff9f2;
  --surface: #ffffff;
  --ink: #1b2a4a;
  --muted: #6b5a45;
  --accent: #0e8c7f;
  --border: #eadfce;
}

* {
  box-sizing: border-box;
}

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

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

header,
main,
footer {
  width: min(840px, calc(100% - 48px));
  margin: 0 auto;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 16px;
  border-bottom: 1px solid var(--border);
}

main {
  padding: 42px 0 56px;
}

footer {
  padding: 24px 0 42px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.95rem;
}

h1,
h2 {
  color: var(--ink);
  line-height: 1.2;
}

h1 {
  margin: 0 0 18px;
  font-size: clamp(2rem, 5vw, 3.25rem);
}

h2 {
  margin: 34px 0 10px;
  font-size: 1.35rem;
}

p,
ul {
  margin: 0 0 16px;
}

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

code {
  padding: 0.1rem 0.25rem;
  border-radius: 4px;
  background: rgba(14, 140, 127, 0.1);
  font-size: 0.92em;
}

.brand {
  color: var(--ink);
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 18px;
}

.nav a {
  font-size: 0.95rem;
  text-decoration: none;
}

.updated,
.eyebrow {
  color: var(--muted);
}

.lede {
  max-width: 680px;
  font-size: 1.15rem;
}

.panel {
  margin: 30px 0;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.link-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
  padding: 0;
  list-style: none;
}

.link-list a {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  text-decoration: none;
}

@media (max-width: 640px) {
  header,
  main,
  footer {
    width: min(100% - 32px, 840px);
  }

  header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .nav {
    justify-content: flex-start;
  }
}