/* ========== SITEMAP LINKS ========== */
.sitemap-links {
  padding: 100px 0px 100px;
}

.sitemap-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 70px 60px;
}

.sitemap-item {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  width: 250px;
  padding-bottom: 3px;
  border-bottom: 1px solid #1d1d1d;
  text-decoration: none;
  transition: opacity 0.3s;
}

.sitemap-item:hover {
  opacity: 0.6;
}

.sitemap-item-text {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 16px;
  color: #1d1d1d;
  line-height: 1.6;
  margin-left: 10px;
}

.sitemap-item-arrow {
  flex-shrink: 0;
  width: 0;
  height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 7px solid #1d1d1d;
  margin-bottom: 5px;
  margin-right: 15px;
}

/*-----------------------------------
    レスポンシブ: PC (max-width: 1500px)
-----------------------------------*/
@media screen and (max-width: 1500px) {
  /* SITEMAP LINKS --- 変更なし */
}

/*-----------------------------------
    レスポンシブ: PC小 (max-width: 1280px)
-----------------------------------*/
@media screen and (max-width: 1280px) {
  .sitemap-links {
    padding: 60px 20px 80px;
  }

  .sitemap-grid {
    gap: 40px 32px;
  }

  .sitemap-item {
    width: calc(50% - 16px);
  }
}

/*-----------------------------------
    レスポンシブ: タブレット (max-width: 840px)
-----------------------------------*/
@media screen and (max-width: 840px) {
  /* SITEMAP LINKS --- 変更なし */
}

/*-----------------------------------
    レスポンシブ: スマートフォン (max-width: 640px)
-----------------------------------*/
@media screen and (max-width: 640px) {
  .sitemap-links {
    padding: 40px 20px 50px;
  }

  .sitemap-grid {
    flex-direction: column;
    gap: 0;
    border-top: 1px solid #d9d9d9;
  }

  .sitemap-item {
    width: 100%;
    padding: 24px 16px;
    border-bottom: 1px solid #d9d9d9;
    align-items: center;
    box-sizing: border-box;
    transition: background-color 0.3s ease;
  }

  .sitemap-item:active {
    background-color: #fafafa;
  }

  .sitemap-item-text {
    font-size: 15px;
    margin-left: 0;
    letter-spacing: 0.1em;
  }

  .sitemap-item-arrow {
    margin-bottom: 0;
    margin-right: 0;
    transition: transform 0.3s ease, border-left-color 0.3s ease;
  }

  .sitemap-item:active .sitemap-item-arrow {
    transform: translateX(6px);
    border-left-color: #1d1d1d;
  }
}