* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic",
    "Meiryo", sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fff;
  padding: 20px;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  background-color: #fff;
  padding: 40px 20px;
}

h1 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 40px;
  color: #333;
  font-weight: bold;
}

h2 {
  font-size: 1.5rem;
  margin: 30px 0 15px 0;
  color: #333;
  border-bottom: 2px solid #ddd;
  padding-bottom: 5px;
}

p {
  margin-bottom: 15px;
  font-size: 1rem;
}

ul {
  margin: 15px 0;
  padding-left: 20px;
}

li {
  margin-bottom: 8px;
}

.contact-info {
  background-color: #f8f9fa;
  padding: 20px;
  border-radius: 8px;
  margin: 20px 0;
}

.email-link {
  color: #007bff;
  text-decoration: none;
  font-weight: bold;
}

.email-link:hover {
  text-decoration: underline;
}

.last-updated {
  text-align: center;
  font-size: 0.9rem;
  color: #666;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid #ddd;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  body {
    padding: 10px;
  }

  .container {
    padding: 20px 15px;
  }

  h1 {
    font-size: 2rem;
    margin-bottom: 30px;
  }

  h2 {
    font-size: 1.3rem;
    margin: 25px 0 12px 0;
  }

  p {
    font-size: 0.95rem;
  }

  .contact-info {
    padding: 15px;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.2rem;
  }

  p {
    font-size: 0.9rem;
  }
}