.main-content {
  max-width: 800px;
  margin: 40px auto;
  padding: 32px 20px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  font-family: 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  color: #333;
  font-size: 1.35rem;
}

.main-content h1 {
  font-size: 3rem;
  margin-bottom: 36px;
  text-align: center;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.main-content h2 {
  font-size: 2rem;
  margin-top: 40px;
  margin-bottom: 16px;
  border-left: 6px solid #cdb38b;
  padding-left: 16px;
  font-weight: 600;
  background: linear-gradient(to right, #f6f5f0 60%, transparent 100%);
}

.main-content p {
  font-size: 1.35rem;
  line-height: 2.2;
  margin-bottom: 24px;
}

.main-content ul {
  margin: 0 0 24px 2em;
  padding: 0;
}

.main-content ul li {
  font-size: 1.35rem;
  line-height: 2.1;
  margin-bottom: 12px;
  list-style: disc;
}

.main-content a {
  color: #a83f3f;
  text-decoration: underline;
}

.main-content a:hover {
  color: #cdb38b;
  text-decoration: none;
}

@media screen and (max-width: 600px) {
  .main-content {
    padding: 12px 2vw;
    font-size: 1.12rem;
  }
  .main-content h1 {
    font-size: 2rem;
    margin-bottom: 24px;
  }
  .main-content h2 {
    font-size: 1.3rem;
    padding-left: 8px;
    margin-top: 28px;
    margin-bottom: 10px;
  }
  .main-content p,
  .main-content ul li {
    font-size: 1.12rem;
  }
}