body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: #ffffff;
  color: #505050;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ヒーローセクション */
.hero {
  background-color: #E4C540;
  color: #505050;
  padding: 3rem 1rem;
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  text-align: center;
}

.character {
  width: 100px;
  height: auto;
}

.text h1 {
  font-size: 2rem;
  margin: 0.5rem 0 0;
}

.text h2 {
  font-size: 1.1rem;
  font-weight: normal;
  margin-top: 0.5rem;
}

/* コンテンツ本体 */
.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem;
}

.section-title {
  font-size: 1.2rem;
  font-weight: bold;
  margin-bottom: 1rem;
  border-left: 4px solid #E4C540;
  padding-left: 0.6rem;
}

p {
  font-size: 1rem;
  margin-bottom: 1.2rem;
}

/* ギャラリー */
.gallery {
  display: flex;
  overflow-x: auto;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-bottom: 1rem;
}

.gallery img {
  width: 300px;
  border-radius: 10px;
  flex-shrink: 0;
}

/* ダウンロード */
.download-button {
  text-align: center;
  margin-top: 3%;
}

.download-button img {
  width: 150px;
  height: auto;
}

/* フッター */
footer {
  background-color: #f5f5f5;
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
  color: #505050;
  margin-top: 2rem;
}

/* モバイル調整 */
@media (max-width: 480px) {
  .character {
    width: 80px;
  }

  .text h1 {
    font-size: 1.6rem;
  }

  .text h2 {
    font-size: 1rem;
  }

  .gallery img {
    width: 260px;
  }

  .download-button {
    text-align: center;
  }
}

/* タブレット〜PC用 */
@media (min-width: 768px) {
  .text h1 {
    font-size: 2.4rem;
  }

  p {
    font-size: 1.1rem;
  }

  .gallery img {
    width: 320px;
  }
}