body {
  margin: 0;
  padding: 0;
  background-color: #f4f6f8;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  color: #333;
}

.container {
  max-width: 600px;
  margin: 120px auto;
  background: #ffffff;
  padding: 48px 40px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  text-align: center;
}

h1 {
  font-size: 22px;
  margin-bottom: 4px;
}

.subtitle {
  font-size: 13px;
  color: #666;
  letter-spacing: 0.05em;
  margin-bottom: 36px;
}

/* コンテンツ区切り */
.section {
  margin-bottom: 34px;
}

.section.guidance {
  border-top: 1px solid #eee;
  padding-top: 28px;
}

.ja {
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 14px;
}

.en {
  font-size: 13px;
  color: #666;
  line-height: 1.6;
}

.footer {
  margin-top: 36px;
  font-size: 12px;
  color: #777;
}