:root {
  --bg: #ffffff;
  --text: #1b1f23;
  --muted: #57606a;
  --border: #d0d7de;
  --accent: #0b63ce;
}

* {
  box-sizing: border-box;
}

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

.container {
  width: min(960px, 92vw);
  margin: 0 auto;
}

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

.site-footer {
  border-top: 1px solid var(--border);
  border-bottom: 0;
}

.site-header .container,
.site-footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 64px;
  gap: 16px;
}

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

nav a {
  margin-left: 12px;
  color: var(--accent);
  text-decoration: none;
}

nav a:hover,
.brand:hover {
  text-decoration: underline;
}

.content {
  padding: 28px 0 36px;
}

h1,
h2 {
  line-height: 1.2;
}

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

small {
  color: var(--muted);
}