/* ========================================
   サイトメニュー用スタイル
   ======================================== */

/* オーバーレイコンテンツ */
.nn-sitemenu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(44, 95, 124, 0.6);
  z-index: 9998;
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(4px);
}

#sitemenu-content {
  position: fixed;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 1200px;
  max-height: 80vh;
  background-color: var(--color-bg-white);
  border: 3px solid var(--color-primary);
  border-radius: 0 0 12px 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  z-index: 9999;
  overflow-y: auto;
  padding: 3rem 2rem 2rem;
  transition: top 0.4s ease-out;
}

#sitemenu-map-area {
  margin-top: 2rem;
}

#sitemenu-map-area h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 3px solid var(--color-accent-gold);
  color: var(--color-primary);
}

#sitemenu-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  border: 2px solid var(--color-primary-dark);
  padding: 0.5rem 1.25rem;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 6px;
  transition: all 0.3s ease;
}

#sitemenu-close:hover {
  background-color: var(--color-primary-dark);
  /* transform: scale(1.05); */
}

/* オーバーレイ内のサイトマップ */
#sitemenu-content .nn-sitemap-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 2rem;
}

#sitemenu-content .nn-sitemap-item {
  border-bottom: 2px solid var(--color-border);
  padding: 0.75rem 0;
  transition: border-color 0.3s ease;
}

#sitemenu-content .nn-sitemap-item:hover {
  border-bottom-color: var(--color-accent-gold);
}

#sitemenu-content .nn-sitemap-item a {
  display: block;
  padding: 0.5rem 0.75rem;
  color: var(--color-text-primary);
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 500;
  border-radius: 4px;
}

#sitemenu-content .nn-sitemap-item a:hover {
  background-color: var(--color-bg-light);
  color: var(--color-primary);
  /* padding-left: 1rem; */
}

#sitemenu-content .nn-sitemap-item small {
  display: inline-block;
  margin-left: 1rem;
  font-weight: 400;
  color: var(--color-text-secondary);
}

/* スマートフォンサイズでは1列表示 */
@media (max-width: 768px) {
  .nn-sitemap-list {
    grid-template-columns: 1fr;
  }
}