:root {
  color-scheme: light dark;
  --bg: #f7f6f0;
  --surface: #ffffff;
  --ink: #17201d;
  --muted: #5f6f69;
  --line: #dce7e1;
  --accent: #0f6b5e;
  --accent-soft: #d6eee7;
  --warm: #b56e25;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

header,
main,
footer {
  width: min(880px, calc(100% - 32px));
  margin-inline: auto;
}

header {
  padding: 48px 0 24px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 18px;
}

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

h1,
h2,
h3 {
  line-height: 1.25;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 8vw, 3.4rem);
}

h2 {
  margin-top: 34px;
  font-size: 1.4rem;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--warm);
  font-weight: 700;
}

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

main {
  padding-bottom: 48px;
}

.panel {
  margin: 18px 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.notice {
  border-left: 4px solid var(--accent);
}

ul {
  padding-left: 22px;
}

li + li {
  margin-top: 8px;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

footer {
  padding: 24px 0 48px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111816;
    --surface: #18221f;
    --ink: #edf4f1;
    --muted: #adbbb5;
    --line: #31423c;
    --accent: #77d2bc;
    --accent-soft: #173e35;
    --warm: #e4ae70;
  }
}