/* ===== UI/UXアニメーション（追加レイヤー）=====
   既存CSSは編集せず、このファイルを後読みして上書き・追加する。
   - transform / opacity 中心（GPU合成・CLSなし）
   - 非表示にする状態は html.js-motion が付いたときだけ（motion.js がJS動作確認後に付与）
   - prefers-reduced-motion: reduce のときは全アニメーションを実質停止
*/

/* ---- 1. reduced-motion：全アニメーション停止（transitionend等は発火させるため0にはしない） ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---- 2. ページ読み込み：本文全体がふわっと出る（0.3秒） ---- */
html.js-motion body {
  animation: hk-body-in .3s ease both;
}
@keyframes hk-body-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ---- 3. ファーストビュー：ロゴ→タグライン→写真の順（合計1.2秒以内） ---- */
html.js-motion .hero__logo,
html.js-motion .hero__titleimg,
html.js-motion .hero__img img {
  opacity: 0;
}
html.js-motion .hero__logo {
  animation: hk-rise .55s ease .05s forwards;
}
html.js-motion .hero__titleimg {
  animation: hk-rise .55s ease .3s forwards;
}
html.js-motion .hero__img img {
  animation: hk-photo-in .85s ease .35s forwards;
}
@keyframes hk-rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}
@keyframes hk-photo-in {
  from { opacity: 0; transform: scale(1.06); }
  to   { opacity: 1; transform: scale(1); }
}

/* ---- 4. スクロールで現れる（見出し・カード・画像）。is-visible は motion.js が IntersectionObserver で付与 ---- */
html.js-motion .sec-head,
html.js-motion .card,
html.js-motion .p-card,
html.js-motion .pl-card,
html.js-motion .cl-card,
html.js-motion .guide-hub__card,
html.js-motion .stat {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .65s ease, transform .65s ease;
  transition-delay: var(--motion-delay, 0ms);
}
html.js-motion .sec-head.is-visible,
html.js-motion .card.is-visible,
html.js-motion .p-card.is-visible,
html.js-motion .pl-card.is-visible,
html.js-motion .cl-card.is-visible,
html.js-motion .guide-hub__card.is-visible,
html.js-motion .stat.is-visible {
  opacity: 1;
  transform: none;
}

/* ---- 5. ホバー・タップの手ざわり：ボタン ---- */
.btn {
  transition: background-color .15s ease, color .15s ease, border-color .15s ease,
              transform .15s ease, box-shadow .15s ease;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(31,33,35,.12);
}
.btn:active {
  transform: translateY(0) scale(.98);
  box-shadow: none;
}

/* ---- 5b. カード：ホバーで少し持ち上がる・画像は1.04倍 ---- */
.card, .p-card, .pl-card, .cl-card, .owner-cards__card, .guide-hub__card {
  transition: transform .25s ease, box-shadow .25s ease, border-color .2s ease;
}
.card:hover, .p-card:hover, .pl-card:hover, .cl-card:hover,
.owner-cards__card:hover, .guide-hub__card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 26px rgba(31,33,35,.09);
}
.p-card__img img, .pl-card__photo-item img, .cl-card__img img,
.owner-cards__card img, .guide-hub__card img {
  transition: transform .5s ease;
}
.p-card:hover .p-card__img img,
.pl-card:hover .pl-card__photo-item img,
.cl-card:hover .cl-card__img img,
.owner-cards__card:hover img,
.guide-hub__card:hover img {
  transform: scale(1.04);
}

/* ---- 5c. リンク矢印：→が少し右へ ---- */
.link-arrow::after {
  transition: transform .2s ease;
}
.link-arrow:hover::after,
.link-arrow:focus-visible::after {
  transform: translateX(4px) rotate(45deg);
}

/* ---- 5d. チェックボックス・ラジオ：チェック時に印が描かれるように出る ---- */
.hk-check__badge {
  display: block;
  opacity: 0;
  transform: scale(.5);
  transition: opacity .18s ease, transform .22s cubic-bezier(.34,1.56,.64,1);
}
.hk-check.is-checked .hk-check__badge {
  opacity: 1;
  transform: scale(1);
}
.hk-checkbox__mark::after {
  content: "";
  position: absolute; left: 5px; top: 2px; width: 5px; height: 9px;
  border: solid var(--ink); border-width: 0 2px 2px 0;
  opacity: 0;
  transform: scale(0) rotate(45deg);
  transform-origin: center;
  transition: opacity .15s ease, transform .22s cubic-bezier(.34,1.56,.64,1);
}
.hk-checkbox.is-checked .hk-checkbox__mark::after {
  opacity: 1;
  transform: scale(1) rotate(45deg);
}

/* 都道府県カードが順に現れる（motion.js がクラス付与） */
.area-finder__prefs > .motion-pop-in {
  animation: hk-pop-in .34s cubic-bezier(.2,.8,.2,1) both;
  animation-delay: var(--motion-delay, 0ms);
}
@keyframes hk-pop-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

/* ---- 7. details の開閉を高さでなめらかに（motion.js が body要素を生成） ---- */
.motion-details__body {
  overflow: hidden;
}

/* ---- 8. メール登録ポップアップ：バネ感のあるスライド（newsletter.css のタイミングを上書き） ---- */
.newsletter-popup__panel {
  transition: opacity .5s cubic-bezier(.34,1.56,.64,1), transform .5s cubic-bezier(.34,1.56,.64,1);
}

/* ---- 9. 数字のカウントアップ演出中の小さな弾み ---- */
.motion-counting {
  display: inline-block;
  animation: hk-count-pulse .5s ease;
}
@keyframes hk-count-pulse {
  0%   { transform: scale(1); }
  30%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}

/* スクロールで現れたあとのカードにも、ホバーの浮き上がりを効かせる（現れる側の transform:none より強い指定） */
html.js-motion .card.is-visible:hover,
html.js-motion .p-card.is-visible:hover,
html.js-motion .pl-card.is-visible:hover,
html.js-motion .cl-card.is-visible:hover,
html.js-motion .guide-hub__card.is-visible:hover {
  transform: translateY(-3px);
  transition-delay: 0ms;
  transition-duration: .25s;
}
@media (prefers-reduced-motion: reduce) {
  html.js-motion .card.is-visible:hover,
  html.js-motion .p-card.is-visible:hover,
  html.js-motion .pl-card.is-visible:hover,
  html.js-motion .cl-card.is-visible:hover,
  html.js-motion .guide-hub__card.is-visible:hover { transform: none; }
}