:root {
  --bg: #f4f1ea;
  --bg-alt: #fffdf8;
  --ink: #1c1916;
  --muted: #5c564e;
  --line: #d8d0c4;
  --accent: #2f5d50;
  --accent-ink: #f4f1ea;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  min-height: 100vh;
}

.wrap {
  width: min(720px, calc(100% - 2.5rem));
  margin: 0 auto;
}

header,
footer {
  border-bottom: 1px solid var(--line);
}

footer {
  border-bottom: 0;
  border-top: 1px solid var(--line);
  margin-top: 3rem;
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0;
}

.brand {
  color: inherit;
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.02em;
}

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

nav a,
footer a {
  color: var(--muted);
  text-decoration: none;
}

nav a:hover,
footer a:hover,
nav a[aria-current="page"] {
  color: var(--ink);
}

main {
  padding: 2.4rem 0 1rem;
}

h1,
h2 {
  font-weight: 600;
  line-height: 1.25;
}

h1 {
  font-size: 2.1rem;
  margin: 0 0 0.8rem;
}

h2 {
  font-size: 1.25rem;
  margin: 2rem 0 0.6rem;
}

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

.lead {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 0 1.6rem;
}

.card {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.1rem 1.2rem;
}

pre,
code {
  font-family: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.92rem;
}

pre {
  overflow: auto;
  background: #1c1916;
  color: #f4f1ea;
  border-radius: 10px;
  padding: 1rem 1.1rem;
}

.meta {
  color: var(--muted);
  font-size: 0.92rem;
}

.cta {
  display: inline-block;
  margin-top: 0.4rem;
  padding: 0.55rem 0.9rem;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
  border-radius: 8px;
}

ul {
  padding-left: 1.2rem;
}