:root {
  --bg: #fafafa;
  --fg: #1a1a1a;
  --fg-muted: #5a5a5a;
  --accent: #2ca01c; /* Intuit green-ish */
  --border: #e5e5e5;
  --code-bg: #f1f1f1;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 96px;
}

header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin-bottom: 32px;
}

header h1 {
  margin: 0;
  font-size: 24px;
  font-weight: 600;
}

header p.subtitle {
  margin: 8px 0 0;
  color: var(--fg-muted);
  font-size: 14px;
}

h2 {
  font-size: 18px;
  margin-top: 40px;
  margin-bottom: 12px;
}

h3 {
  font-size: 16px;
  margin-top: 24px;
  margin-bottom: 8px;
}

p {
  margin: 0 0 16px;
}

ul, ol {
  margin: 0 0 16px;
  padding-left: 24px;
}

li {
  margin-bottom: 4px;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

code {
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 3px;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 14px;
}

.meta {
  color: var(--fg-muted);
  font-size: 13px;
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.contact {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px 20px;
  margin: 32px 0;
}

.contact strong {
  display: block;
  margin-bottom: 4px;
}

nav {
  margin-top: 16px;
  font-size: 14px;
}

nav a {
  margin-right: 16px;
  color: var(--fg-muted);
}