body {
  max-width: 900px;
  margin: 40px auto;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: #222;
}

header {
  margin-bottom: 40px;
}

h1 {
  margin-bottom: 5px;
}

header p {
  margin: 0;
}

.tagline {
  font-size: 1.2rem;
  font-weight: 500;
  color: #555;
}

.highlights {
  font-size: 1rem;
  color: #666;
}

.links a {
  text-decoration: none;
  color: #0366d6;
}

.role {
  margin-bottom: 15px;
}

.role-summary {
  cursor: pointer;
  position: relative;
  list-style-position: outside;
}

.role-summary::-webkit-details-marker {
  cursor: pointer;
}

.role-summary::after {
  content: "Click to expand";
  display: block;
  font-size: 0.85rem;
  color: #666;
  margin-top: 4px;
}

.role[open] .role-summary::after {
  content: "Click to collapse";
}

.role-title {
  display: inline;
}

.meta {
  font-weight: 600;
  color: #444;
}

.summary {
  margin-bottom: 15px;
}

.subsection {
  margin-top: 20px;
}

h3 {
  font-size: 1rem;
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

ul {
  margin-top: 5px;
}