body {
  font-family: "Helvetica Neue", Arial, sans-serif;
  background: #fefefe;
  color: #222;
  margin: 40px;
  line-height: 1.6;
}

h1 {
  font-size: 2em;
  margin-bottom: 1em;
}

/* カード型共通スタイル */
.card {
  border: 1px solid #ccc;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
  background: #fff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.card .title {
  font-weight: bold;
  font-size: 1.2em;
  margin-bottom: 0.3em;
}

.card .date, .card .role {
  font-size: 0.9em;
  color: #666;
  margin-right: 10px;
}

.card .description {
  margin-top: 0.5em;
  white-space: pre-wrap;
}

.card a {
  color: #0077cc;
  text-decoration: none;
}

.card a:hover {
  text-decoration: underline;
}