/* 住まいの購入ガイド用メガメニュー */

/* ヘッダーのナビアイテムにホバー時のメガメニューを表示 */
.l-header__navigation-item--mega {
  position: relative;
}

.l-header__navigation-item--mega > .c-line-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

:root {
  --guide-mega-offset: 88px; /* ヘッダー高さに合わせて必要なら調整 */
}

.l-header__navigation-item--mega .c-mega-menu {
  position: fixed;
  left: 50%;
  top: var(--guide-mega-offset);
  transform: translateX(-50%);
  width: clamp(960px, 90vw, 1800px);
  max-width: calc(100vw - 24px);
  padding-top: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
  z-index: 50;
}

.l-header__navigation-item--mega:hover .c-mega-menu,
.l-header__navigation-item--mega:focus-within .c-mega-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 4px);
}

.c-mega-menu__inner {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  background: #ffffff;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
  padding: 12px;
}

.c-mega-menu__card {
  display: block;
  position: relative;
  min-height: 150px;
  aspect-ratio: 12 / 5;
  padding: 0;
  overflow: hidden;
  background-size: 102%;
  background-position: center;
  background-repeat: no-repeat;
  text-decoration: none;
  transition: background-size 200ms ease, box-shadow 150ms ease;
}

.c-mega-menu__card:hover,
.c-mega-menu__card:focus-visible {
  background-size: 110%;
}

/* 背景画像は既存アセットを利用。無い場合は背景色のみで表示される */
.c-mega-menu__card--owners {
  background-image: url('../images/nav/guide-owners-voice.webp?v=20251216');
  background-color: #0f5a98;
}

.c-mega-menu__card--reverse {
  background-image: url('../images/nav/guide-reverse-60.webp?v=20251216');
  background-color: #7c6f60;
}

.c-mega-menu__card--asset {
  background-image: url('../images/nav/guide-asset.webp?v=20251216');
  background-color: #198754;
}

.c-mega-menu__card-title {
  position: absolute;
  inset: 0;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  pointer-events: none;
  display: block;
}

.c-mega-menu__card-title--owners {
  background-image: url('../images/nav/guide-owners-voice-text.webp?v=20251216');
}

.c-mega-menu__card-title--reverse {
  background-image: url('../images/nav/guide-reverse-60-text.webp?v=20251216');
}

.c-mega-menu__card-title--asset {
  background-image: url('../images/nav/guide-asset-text.webp?v=20251216');
}

/* ドロワー用のサブリスト（SP） */
.p-drawer__sublist {
  margin-top: 8px;
  padding-left: 12px;
  display: grid;
  gap: 6px;
}

.p-drawer__sublist-item .p-drawer__link {
  display: inline-block;
  font-size: 14px;
}

/* レスポンシブ（モバイルではホバー表示は不要なので非表示） */
@media (max-width: 1024px) {
  .l-header__navigation-item--mega .c-mega-menu {
    display: none;
  }
}

/* ------------------------------
   フッター調整
------------------------------ */

.l-footer {
  padding: 2rem 0;
}

.l-footer__navigation-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(155px, 1fr));
  column-gap: 24px;
  row-gap: 16px;
}

@media screen and (min-width: 1800px) {
  .l-footer__navigation {
    width: auto;
  }
}

.c-footer-nav__column {
  display: grid;
  gap: 12px;
  list-style: none;
}

.c-footer-nav__column > ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.c-footer-nav__item--child .c-footer-nav__link {
  margin-left: 0.5em;
}

.c-footer-nav__link {
  display: inline-block;
}

@media (max-width: 1024px) {
  .l-footer__navigation-list {
    grid-template-columns: repeat(2, minmax(120px, 1fr));
  }
}

/* ------------------------------
   モバイルドロワー
------------------------------ */
.p-drawer__list-nav--accordion details {
  padding-top: 8px;
}

.p-drawer__list-nav--accordion summary {
  list-style: none;
  cursor: pointer;
  position: relative;
  padding-right: 24px;
  padding-left: 12px;
}

.p-drawer__list-nav--accordion summary::-webkit-details-marker {
  display: none;
}

.p-drawer__list-nav--accordion summary::after {
  content: '';
  position: absolute;
  right: 24px;
  top: 21px;
  width: 10px;
  height: 10px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg);
  transition: transform 160ms ease;
  transform-origin: center;
}

.p-drawer__list-nav--accordion details[open] summary::after {
  transform: rotate(225deg);
}

.p-drawer__sublist {
  margin-top: 8px;
  padding-left: 12px;
  display: grid;
  gap: 6px;
}