:root {
  --bg: #ffffff;
  --text: #111111;
  --muted: #444444;
  --border: #d9d9d9;
  --card: #ffffff;
  --maxw: 920px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.55;
}

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px;
}

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

.brand-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.brand-tagline {
  margin-top: 6px;
  font-size: 14px;
  color: var(--muted);
}

main {
  padding-top: 12px;
  padding-bottom: 18px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 16px;
  margin: 12px 0;
}

h1,
h2 {
  margin: 0 0 10px 0;
  font-weight: 700;
}

h1 {
  font-size: 18px;
}

h2 {
  font-size: 16px;
}

p {
  margin: 10px 0;
}

ol,
ul {
  margin: 8px 0 0 20px;
  padding: 0;
}

li {
  margin: 6px 0;
}

.note {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.small {
  font-size: 13px;
  color: var(--muted);
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  word-break: break-word;
}

a {
  color: inherit;
  text-decoration: underline;
}

a:hover {
  text-decoration: underline;
}

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 14px;
}

.footer-row {
  display: flex;
  gap: 12px;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
}

.footer-meta {
  margin-top: 4px;
}

.footer-links {
  padding-top: 2px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}