:root {
  --bg: #faf9f6;
  --ink: #1a1a1a;
  --muted: #6b6b6b;
  --accent: #28303d;
  --purple-bg: #d1cfe2;
  --rule: #e3e0d8;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1.05rem;
  line-height: 1.7;
}

header.site {
  text-align: center;
  padding: 3.5rem 1.5rem 2rem;
  border-bottom: 1px solid var(--rule);
}

header.site .title {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  letter-spacing: 0.01em;
  margin: 0;
}

header.site .title a {
  color: var(--ink);
  text-decoration: none;
}

nav.site {
  margin-top: 1rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

nav.site a {
  color: var(--muted);
  text-decoration: none;
  margin: 0 0.9rem;
}

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

main {
  max-width: 42rem;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

main h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: normal;
  font-size: 1.7rem;
  margin: 0 0 1.5rem;
}

main a {
  color: var(--accent);
}

figure {
  margin: 2rem 0;
}

figure img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 2px;
}

.case-study {
  background: var(--purple-bg);
  padding: 1.25rem 1.5rem;
  border-radius: 2px;
  margin: 2rem 0;
}

.button-row {
  margin: 2.5rem 0 0;
}

.button-row a {
  display: inline-block;
  background: var(--accent);
  color: #ffffff;
  text-decoration: none;
  padding: 0.7rem 1.4rem;
  border-radius: 3px;
  font-size: 0.95rem;
}

footer.site {
  border-top: 1px solid var(--rule);
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  padding: 2rem 1.5rem 3rem;
}