:root {
  --ink: #1a1a1a;
  --muted: #5c5c5c;
  --accent: #1b7a3d;
  --accent-dark: #145c2e;
  --bg: #ffffff;
  --wash: #f4f7f4;
  --line: #e2e8e2;
  --radius: 10px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 17px;
}
.wrap { max-width: 44rem; margin: 0 auto; padding: 0 1.25rem; }
.site-header { border-bottom: 1px solid var(--line); background: var(--bg); }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding-top: .9rem; padding-bottom: .9rem; }
.wordmark { font-weight: 800; font-size: 1.25rem; color: var(--ink); text-decoration: none; }
.wordmark span { color: var(--accent); font-weight: 600; }
.site-nav a { color: var(--muted); text-decoration: none; font-size: .95rem; }
.site-nav a:hover { color: var(--accent); }
main.wrap { padding-top: 2rem; padding-bottom: 3rem; }
h1 { font-size: 2rem; line-height: 1.2; margin: .4em 0 .5em; letter-spacing: -0.01em; }
h2 { font-size: 1.4rem; line-height: 1.3; margin: 1.8em 0 .6em; }
h3 { font-size: 1.15rem; margin: 1.6em 0 .5em; }
p, li { overflow-wrap: break-word; }
a { color: var(--accent); }
a:hover { color: var(--accent-dark); }
.kicker { text-transform: uppercase; letter-spacing: .08em; font-size: .8rem; margin: 0 0 .5rem; }
.kicker a { text-decoration: none; color: var(--muted); }
.dateline { color: var(--muted); font-size: .9rem; margin-top: 0; }
.prose img { max-width: 100%; height: auto; }
.prose table { width: 100%; border-collapse: collapse; font-size: .9rem; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--line); padding: .5rem .6rem; text-align: left; vertical-align: top; }
.prose th { background: var(--wash); }
.prose blockquote { border-left: 3px solid var(--accent); margin: 1.2em 0; padding: .2em 0 .2em 1em; color: var(--muted); font-style: italic; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }
.cta-box {
  background: var(--wash);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin: 2.5rem 0;
}
.cta-box h2 { margin-top: 0; font-size: 1.25rem; }
.cta-btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  padding: .7rem 1.4rem;
  border-radius: 8px;
  margin-top: .4rem;
}
.cta-btn:hover { background: var(--accent-dark); color: #fff; }
.related { margin-top: 2.5rem; border-top: 1px solid var(--line); padding-top: 1rem; }
.related h2 { font-size: 1.1rem; }
.related ul { padding-left: 1.2rem; }
.card-grid { display: grid; gap: 1.25rem; margin: 2rem 0; }
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem;
  text-decoration: none;
  color: var(--ink);
  display: block;
}
.card:hover { border-color: var(--accent); }
.card h2, .card h3 { margin: 0 0 .4rem; font-size: 1.2rem; }
.card p { margin: 0; color: var(--muted); font-size: .95rem; }
.hero { padding: 1.5rem 0 .5rem; }
.hero p.lede { font-size: 1.15rem; color: var(--muted); }
.site-footer { border-top: 1px solid var(--line); padding: 2rem 0; color: var(--muted); font-size: .9rem; }
.site-footer p { margin: .3em 0; }
@media (max-width: 520px) {
  body { font-size: 16px; }
  h1 { font-size: 1.6rem; }
}