/* =========================================
   干支ナビ（eto-nav）
   ========================================= */
.eto-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap; /* ← スマホで折り返し可能に */
  gap: 8px 24px;
  margin: 30px auto 50px;
  text-align: center;
}

.eto-nav a {
  display: inline-block;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 1.1rem;
  color: #222;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: all 0.3s ease;
  padding-bottom: 3px;
}

.eto-nav a:hover {
  color: var(--taya-gold);
  border-bottom: 2px solid var(--taya-gold);
}

/* PCでは横一列 */
@media screen and (min-width: 769px) {
  .eto-nav {
    flex-wrap: nowrap;
    gap: 30px;
  }
}

/* スマホでは3列表示 */
@media screen and (max-width: 768px) {
  .eto-nav a {
    flex: 1 1 calc(33.33% - 16px);
    text-align: center;
  }
}
html {
  scroll-behavior: smooth;
}