/* ============================================================
   Brand Page（私たちについて）
   ============================================================ */
.page-brand {
  color: #222222;
  background-color: #ffffff;
  overflow-x: hidden;
  /* fixedヘッダー分のpaddingを打ち消し、Heroをヘッダーに重ねる */
  margin-top: calc(-1 * var(--header-total-height));
}

/* ------------------------------------------------------------
   透過ヘッダー（最上部）：暗いHeroに重なるため白文字にする
   ※ header.css より後に読み込まれるためここで上書き
   ------------------------------------------------------------ */
body.is-brand-page .site-header:not(.is-not-top) .main-navigation > ul > li > a {
  color: #ffffff;
}

body.is-brand-page .site-header:not(.is-not-top) .site-logo img {
  filter: brightness(0) invert(1);
  transition: filter 0.3s ease;
}

body.is-brand-page .site-header:not(.is-not-top) .header-top,
body.is-brand-page .site-header:not(.is-not-top) .header-top a,
body.is-brand-page .site-header:not(.is-not-top) .header-top > span {
  color: #ffffff;
}

body.is-brand-page .site-header:not(.is-not-top) .menu-toggle span {
  background: #ffffff;
}

/* ============================================================
   共通パーツ
   ============================================================ */
.brand-heading {
  font-family: var(--font-ja);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.7;
  letter-spacing: 0.12em;
  color: #145393;
  margin-bottom: 32px;
}

/* 見出しは 1 色で統一する */
.brand-heading__accent {
  color: inherit;
}

/* セクションラベル（01 PHILOSOPHY など） */
.brand-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  font-family: var(--font-en);
  font-weight: var(--font-weight-demi);
  font-size: 13px;
  letter-spacing: 0.22em;
  color: #145393;
}

.brand-label__num {
  font-size: 12px;
  color: #8bb2d6;
}

.brand-label::after {
  content: '';
  flex: 0 0 48px;
  height: 1px;
  background: #c8d6e2;
}

/* picture は inline 要素のため、親いっぱいに広がるようにする */
.brand-mv__media picture,
.brand-cta__media picture {
  display: block;
  width: 100%;
  height: 100%;
}

.brand-why__photo picture {
  display: block;
}

/* 写真：下から開くマスクリビール
   初期の隠し状態は JS が動く環境でのみ適用する（JS 不達時は画像がそのまま表示される） */
.brand-mask {
  overflow: hidden;
  transition: clip-path 1.25s cubic-bezier(0.22, 0.61, 0.36, 1);
  will-change: clip-path;
}

.brand-mask img {
  transition: transform 1.8s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.js-brand-anim .brand-mask {
  clip-path: inset(0 0 100% 0);
}

.js-brand-anim .brand-mask img {
  transform: scale(1.08);
}

.js-brand-anim .brand-mask.is-inview {
  clip-path: inset(0 0 0 0);
}

.js-brand-anim .brand-mask.is-inview img {
  transform: scale(1);
}

/* ============================================================
   Story：本文（ムービーと同じ .brand-chapter 内に置く）
   ============================================================ */
.brand-story__body p {
  font-size: 16px;
  line-height: 2.2;
  letter-spacing: 0.1em;
  color: #222222;
  margin-bottom: 28px;
}

.brand-story__body p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   WHY：たすきが選ばれてきた理由
   ============================================================ */
.brand-why {
  padding: 160px var(--gutter-width) 120px;
}

.brand-why__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 72px;
  align-items: center;
}

.brand-why__photo {
  margin: 0;
}

.brand-why__photo img {
  display: block;
  width: 100%;
  height: auto;
}

.brand-why__body p {
  font-size: 16px;
  line-height: 2.2;
  letter-spacing: 0.1em;
  color: #222222;
  margin-bottom: 24px;
}

.brand-why__body p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   IDENTITY：たすきに込めた想い
   ============================================================ */
.brand-identity {
  padding: 0 var(--gutter-width) 120px;
}

.brand-identity__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  gap: 72px;
  align-items: start;
}

.brand-identity__body p {
  font-size: 16px;
  line-height: 2.2;
  letter-spacing: 0.1em;
  color: #222222;
  margin-bottom: 24px;
}

.brand-identity__body p:last-child {
  margin-bottom: 0;
}

.brand-identity__logos {
  display: grid;
  /* BEFORE → NEW の対比。中央は矢印 */
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.brand-logo {
  margin: 0;
}

.brand-logo-arrow {
  position: relative;
  align-self: center;
  width: 44px;
  height: 1px;
  background: #c8d6e2;
}

.brand-logo-arrow::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  width: 7px;
  height: 7px;
  border-top: 1px solid #c8d6e2;
  border-right: 1px solid #c8d6e2;
  transform: translateY(-50%) rotate(45deg);
}

.brand-logo--new .brand-logo__label {
  color: #145393;
}

.brand-logo__label {
  font-family: var(--font-en);
  font-weight: var(--font-weight-demi);
  font-size: 14px;
  letter-spacing: 0.16em;
  color: #666666;
  text-align: center;
  margin-bottom: 24px;
}

.brand-logo__frame {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 170px;
}

/* 新旧ロゴは同じ高さで表示する */
.brand-logo__frame img {
  display: block;
  width: auto;
  max-width: 100%;
  height: 150px;
}

/* ============================================================
   Tablet
   ============================================================ */
@media (max-width: 1024px) {
  .brand-heading {
    font-size: 26px;
  }

  .brand-identity {
    padding: 0 var(--gutter-width) 90px;
  }

  .brand-why__inner,
  .brand-identity__inner {
    gap: 48px;
  }

  .brand-identity__logos {
    gap: 20px;
  }

  .brand-why {
    padding-top: 110px;
  }
}

/* ============================================================
   Mobile
   ============================================================ */
@media (max-width: 768px) {
  .brand-heading {
    font-size: 22px;
    margin-bottom: 24px;
  }

  .brand-identity {
    padding: 0 var(--gutter-width) 60px;
  }

  .brand-why__inner,
  .brand-identity__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .brand-story__body p,
  .brand-why__body p,
  .brand-identity__body p {
    font-size: 14px;
    line-height: 2;
    margin-bottom: 20px;
  }

  .brand-label {
    margin-bottom: 16px;
    font-size: 12px;
  }

  .brand-label::after {
    flex-basis: 32px;
  }

  .brand-why {
    padding-top: 80px;
  }

  .brand-identity__logos {
    gap: 12px;
  }

  .brand-logo-arrow {
    width: 24px;
  }

  .brand-logo__label {
    font-size: 12px;
    margin-bottom: 16px;
  }

  .brand-logo__frame {
    min-height: 130px;
  }

  .brand-logo__frame img {
    height: 110px;
  }
}

/* ============================================================
   メインビジュアル（②-3・4）
   縦に長いラッパー内で stage を sticky 固定し、
   スクロール進捗 --p（0〜1）で画像を左へ寄せて縮小、右にコピーを出す
   ============================================================ */
/* overflow-x: hidden は祖先をスクロールコンテナ化して sticky を壊すため、
   スクロールコンテナを作らない clip に差し替える */
.page-brand {
  overflow-x: clip;
}

.page-brand .brand-mv {
  position: relative;
  /* スクラブ用の助走距離。100vh 分がピン留め中の可動域になる */
  height: 220vh;
  /* 縮んだ後の余白。上は固定ヘッダーの高さ＋この値だけ空ける */
  --mv-gap-top: 48px;
  --mv-gap-bottom: 56px;
}

.page-brand .brand-mv__stage {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
}

.page-brand .brand-mv__media {
  position: absolute;
  z-index: 0;
  /* --p = 0：全面 / --p = 1：左に寄ったカード（左7%、上はヘッダー下に余白を確保） */
  top: calc(var(--p, 0) * (var(--header-total-height) + var(--mv-gap-top)));
  left: calc(var(--p, 0) * 7%);
  width: calc(100% - var(--p, 0) * 70%);
  height: calc(
    100% - var(--p, 0) * (var(--header-total-height) + var(--mv-gap-top) + var(--mv-gap-bottom))
  );
  border-radius: calc(var(--p, 0) * 8px);
  overflow: hidden;
}

.page-brand .brand-mv__media picture {
  display: block;
  width: 100%;
  height: 100%;
}

.page-brand .brand-mv__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.page-brand .brand-mv__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(8, 24, 42, 0.6) 0%,
    rgba(8, 24, 42, 0.34) 45%,
    rgba(8, 24, 42, 0.14) 100%
  );
  /* 縮み終わる頃にはスクリムを外して写真そのものを見せる */
  opacity: clamp(0, calc((0.55 - var(--p, 0)) * 2.2), 1);
}

.page-brand .brand-mv__head {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: calc(var(--header-total-height) + 16px) var(--gutter-width) 40px;
  opacity: clamp(0, calc((0.55 - var(--p, 0)) * 2.6), 1);
}

.page-brand .brand-mv.is-shrunk .brand-mv__head {
  pointer-events: none;
}

/* 暗い画像上のパンくずは白 */
.page-brand .brand-mv__head .breadcrumb,
.page-brand .brand-mv__head .breadcrumb a,
.page-brand .brand-mv__head .breadcrumb > span {
  color: #ffffff;
}

.page-brand .brand-mv__head .breadcrumb > span:last-child,
.page-brand .brand-mv__head .breadcrumb a:hover {
  color: rgba(255, 255, 255, 0.75);
}

.page-brand .brand-mv__head .breadcrumb__home img,
.page-brand .brand-mv__head .breadcrumb__sep img {
  filter: brightness(0) invert(1);
}

.page-brand .brand-mv__title {
  writing-mode: vertical-rl;
  height: 440px;
  margin: auto 0;
  font-family: var(--font-ja);
  font-size: 40px;
  font-weight: 700;
  line-height: 1.9;
  letter-spacing: 0.22em;
  color: #ffffff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}

/* 右側のメインコピー */
.page-brand .brand-mv__copy {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 46%;
  right: var(--gutter-width);
  transform: translateY(-50%);
  opacity: 0;
  transition: opacity 0.9s ease;
}

.page-brand .brand-mv.is-copy .brand-mv__copy {
  opacity: 1;
}

.page-brand .brand-mv__lead {
  margin: 0;
  font-family: var(--font-ja);
  font-size: 24px;
  font-weight: 700;
  line-height: 2.1;
  letter-spacing: 0.12em;
  color: #145393;
}

/* MV タイトルは 1 文字ずつ登場 */
.page-brand .brand-mv__char {
  display: inline-block;
}

.js-brand-anim .page-brand .brand-mv__title.is-split .brand-mv__char {
  opacity: 0;
  transform: translateY(-16px);
  transition:
    opacity 0.7s ease,
    transform 0.9s cubic-bezier(0.22, 0.61, 0.36, 1);
  transition-delay: calc(0.35s + var(--i) * 0.07s);
}

.js-brand-anim .page-brand .brand-mv.is-ready .brand-mv__title.is-split .brand-mv__char {
  opacity: 1;
  transform: none;
}

/* ============================================================
   Story + コンセプトムービー（③）
   本文の右（旧 lead2.jpeg の位置）から全画面へ広がる。進捗は --mp（0〜1）
   ※ 開始位置は .brand-chapter__slot の実寸を JS で測り、
      left / top / width / height を px で補間する
   ============================================================ */
.page-brand .brand-chapter {
  position: relative;
  height: 260vh;
}

.page-brand .brand-chapter__stage {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  height: 100vh;
  overflow: hidden;
}

.page-brand .brand-chapter__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 50px;
  align-items: center;
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 var(--gutter-width);
}

.page-brand .brand-chapter__slot {
  aspect-ratio: 4 / 3;
}

/* 本文はムービーが広がるにつれて引いていく */
.page-brand .brand-chapter .brand-story__body {
  opacity: clamp(0, calc((0.45 - var(--mp, 0)) * 3), 1);
}

.page-brand .brand-movie__media {
  position: absolute;
  z-index: 2;
  /* JS が動く前の初期値（slot とほぼ同じ位置） */
  top: 22%;
  left: 52%;
  width: 40%;
  height: 40%;
  border-radius: calc((1 - var(--mp, 0)) * 8px);
  overflow: hidden;
}

.page-brand .brand-movie__video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.page-brand .brand-movie__scrim {
  position: absolute;
  inset: 0;
  background: rgba(8, 24, 42, 0.32);
  /* 広がりきってから少しだけ落ち着かせる */
  opacity: clamp(0, calc(var(--mp, 0) * 1.4 - 0.3), 1);
}

/* ============================================================
   CTA（⑧）：2 セクション構成
   1つ目＝お問い合わせ（左に見出し／右にボタン）
   2つ目＝資料ダウンロード + お問い合わせ（中央寄せ）
   ============================================================ */
.page-brand .brand-cta {
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.page-brand .brand-cta--form {
  min-height: 380px;
  padding: 90px var(--gutter-width);
}

.page-brand .brand-cta--docs {
  min-height: 440px;
  padding: 100px var(--gutter-width);
}

.page-brand .brand-cta__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-brand .brand-cta__media picture {
  display: block;
  width: 100%;
  height: 100%;
}

.page-brand .brand-cta__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-brand .brand-cta__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
}

/* 明るい写真を活かすため、文字が乗る左側だけ濃くする */
.page-brand .brand-cta--form .brand-cta__scrim {
  background: linear-gradient(
    90deg,
    rgba(6, 22, 40, 0.66) 0%,
    rgba(6, 22, 40, 0.4) 45%,
    rgba(6, 22, 40, 0.18) 100%
  );
}

.page-brand .brand-cta--docs .brand-cta__scrim {
  background: rgba(6, 22, 40, 0.66);
}

.page-brand .brand-cta__inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.page-brand .brand-cta__inner--split {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  text-align: left;
}

.page-brand .brand-cta__title {
  margin: 0 0 14px;
  font-family: var(--font-en);
  font-weight: var(--font-weight-demi);
  font-size: 44px;
  letter-spacing: 0.14em;
  color: #ffffff;
}

.page-brand .brand-cta__sub {
  margin: 0;
  font-family: var(--font-ja);
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.85);
}

.page-brand .brand-cta__lead {
  margin: 0 0 16px;
  font-family: var(--font-ja);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.7;
  letter-spacing: 0.12em;
  color: #ffffff;
}

.page-brand .brand-cta__note {
  margin: 0 0 40px;
  font-family: var(--font-ja);
  font-size: 15px;
  line-height: 2;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.85);
}

.page-brand .brand-cta__actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}

.page-brand .brand-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 280px;
  padding: 18px 28px;
  border-radius: 999px;
  font-family: var(--font-ja);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #ffffff;
  text-decoration: none;
  transition:
    background 0.3s ease,
    border-color 0.3s ease,
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.page-brand .brand-cta__btn--outline {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.page-brand .brand-cta__btn--outline:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: #ffffff;
}

.page-brand .brand-cta__btn--solid {
  background: #145393;
  border: 1px solid #145393;
}

.page-brand .brand-cta__btn--solid:hover {
  background: #0e3d6e;
  border-color: #ffffff;
}

.page-brand .brand-cta__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.28);
}

.page-brand .brand-cta__icon {
  display: block;
  width: 20px;
  height: 20px;
  object-fit: contain;
  /* アイコン素材の色に依存せず白で統一 */
  filter: brightness(0) invert(1);
  transition: transform 0.3s ease;
}

/* 右端の矢印 */
.page-brand .brand-cta__arrow {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 1px;
  margin-left: auto;
  background: rgba(255, 255, 255, 0.8);
  transition: transform 0.3s ease;
}

.page-brand .brand-cta__arrow::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.8);
  border-right: 1px solid rgba(255, 255, 255, 0.8);
  transform: translateY(-50%) rotate(45deg);
}

.page-brand .brand-cta__btn:hover .brand-cta__arrow {
  transform: translateX(4px);
}

/* ============================================================
   文字をなぞる動き（②-4・④・⑤）
   薄いグレーで置いた文字に、1文字ずつブランドカラーが乗っていく
   ============================================================ */
.page-brand .brand-trace__char {
  color: #ccd6df;
  transition: color 0.5s ease;
  transition-delay: calc(var(--i) * 0.045s);
}

.page-brand .brand-trace.is-traced .brand-trace__char {
  /* 親（見出し・コピー）本来の色に戻る */
  color: inherit;
}

/* ------------------------------------------------------------
   セクションラベル（01 STORY）
   ------------------------------------------------------------ */
.page-brand .brand-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  font-family: var(--font-en);
  font-weight: var(--font-weight-demi);
  font-size: 13px;
  letter-spacing: 0.22em;
  color: #145393;
}

.page-brand .brand-label__num {
  font-size: 12px;
  color: #8bb2d6;
}

.page-brand .brand-label::after {
  content: '';
  flex: 0 0 48px;
  height: 1px;
  background: #c8d6e2;
}

/* ------------------------------------------------------------
   写真：下から開くマスクリビール
   ------------------------------------------------------------ */
.page-brand .brand-mask {
  overflow: hidden;
  transition: clip-path 1.25s cubic-bezier(0.22, 0.61, 0.36, 1);
  will-change: clip-path;
}

.page-brand .brand-mask img {
  transition: transform 1.8s cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* 初期の隠し状態は JS が動く環境でのみ（JS 不達時は画像がそのまま表示される） */
.js-brand-anim .page-brand .brand-mask {
  clip-path: inset(0 0 100% 0);
}

.js-brand-anim .page-brand .brand-mask img {
  transform: scale(1.08);
}

.js-brand-anim .page-brand .brand-mask.is-inview {
  clip-path: inset(0 0 0 0);
}

.js-brand-anim .page-brand .brand-mask.is-inview img {
  transform: scale(1);
}

/* ------------------------------------------------------------
   MOVE バナー：文字が締まりながら浮かび上がる
   ------------------------------------------------------------ */
.page-brand .brand-move__scrim {
  background: rgba(8, 24, 42, 0.42);
}

.page-brand .brand-move__word {
  font-family: var(--font-ja);
  font-weight: 700;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
  transition:
    opacity 1.1s ease,
    transform 1.2s cubic-bezier(0.22, 0.61, 0.36, 1),
    letter-spacing 1.6s cubic-bezier(0.22, 0.61, 0.36, 1),
    text-indent 1.6s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.js-brand-anim .page-brand .brand-move__word {
  opacity: 0;
  transform: translateY(14px);
  letter-spacing: 0.5em;
  text-indent: 0.5em;
}

.js-brand-anim .page-brand .brand-move.is-inview .brand-move__word {
  opacity: 1;
  transform: none;
  letter-spacing: 0.28em;
  text-indent: 0.28em;
}

/* ------------------------------------------------------------
   余白リズム：ムービーの後を広げて章の区切りにする
   ------------------------------------------------------------ */
.page-brand .brand-why {
  padding-top: 160px;
}

/* ------------------------------------------------------------
   REASON：3 枚のカードが斜めに重なり、自動で循環する
   前面の 1 枚が左へ抜け、最背面から戻ってくる
   ------------------------------------------------------------ */
.page-brand .brand-why__cards {
  /* 重なりのずれ幅。ここだけ変えれば全体の重なり具合が変わる */
  --brand-card-offset: 12px;
  position: relative;
}

.page-brand .brand-cards {
  display: grid;
  margin: 0;
  /* 背面カードのずれ分だけ右下に余白を確保する */
  padding: 0 calc(var(--brand-card-offset) * 2) calc(var(--brand-card-offset) * 2) 0;
  list-style: none;
}

.page-brand .brand-card {
  /* 3 枚を同じマスに重ねる。左寄せにして、旧写真と左端をそろえる */
  grid-area: 1 / 1;
  align-self: start;
  justify-self: start;
  width: 100%;
  max-width: 320px;
  /* トップページ「選ばれる理由」のカード（372 × 489px）と同じ縦横比 */
  aspect-ratio: 372 / 489;
  display: flex;
  flex-direction: column;
  align-items: center;
  /* 比率を固定しているぶん、中身は上下中央に置いて余白を均す */
  justify-content: center;
  gap: 10px;
  padding: 24px;
  text-align: center;
  background: #ffffff;
  /* 重なっている枚数が分かるよう、トップページのカードに枠線を足している */
  border: 1px solid #dbe4ec;
  border-radius: 6px;
  box-shadow: 0 12px 32px rgba(20, 83, 147, 0.08);
  /* 透明になるのを移動より早めて、抜けるカードの文字が重なって見えないようにする */
  transition:
    transform 0.55s cubic-bezier(0.4, 0, 0.2, 1),
    opacity 0.35s ease;
  will-change: transform, opacity;
}

.page-brand .brand-card[data-pos='0'] {
  transform: translate(0, 0);
  z-index: 3;
}

.page-brand .brand-card[data-pos='1'] {
  transform: translate(var(--brand-card-offset), var(--brand-card-offset));
  z-index: 2;
}

.page-brand .brand-card[data-pos='2'] {
  transform: translate(calc(var(--brand-card-offset) * 2), calc(var(--brand-card-offset) * 2));
  z-index: 1;
}

/* 前面のカードが左へ抜ける。data-pos と同じ詳細度のため必ず後ろに置く */
.page-brand .brand-card.is-leaving {
  transform: translate(-56px, 0);
  opacity: 0;
  z-index: 4;
}

/* 最背面へ戻す一瞬だけアニメーションを止め、画面を横切って見えないようにする */
.page-brand .brand-card.is-resetting {
  transition: none;
}

/* 戻した直後は透明にしておき、最背面でふわりと現れるようにする（ぱっと出るのを防ぐ） */
.page-brand .brand-card.is-entering {
  opacity: 0;
}

/* カード内の構成はトップページ「選ばれる理由」に合わせる */
.page-brand .brand-card__idx {
  margin: 0;
  color: #145393;
}

.page-brand .brand-card__idx span {
  display: block;
}

.page-brand .brand-card__label {
  font-family: var(--font-en);
  font-weight: var(--font-weight-demi);
  font-size: 13px;
  line-height: 16px;
  letter-spacing: 0.08em;
}

.page-brand .brand-card__num {
  font-family: var(--font-en);
  font-weight: var(--font-weight-demi);
  font-size: 28px;
  line-height: 1.4;
  letter-spacing: 0.1em;
}

.page-brand .brand-card__feature {
  font-family: var(--font-ja);
  font-weight: var(--font-weight-demi);
  font-size: 17px;
}

.page-brand .brand-card__icon {
  width: 100%;
  max-width: 160px;
  margin: 0 auto;
}

.page-brand .brand-card__icon img {
  display: block;
  width: 100%;
  height: auto;
}

.page-brand .brand-card__title {
  margin: 0;
  font-family: var(--font-ja);
  font-weight: 700;
  font-size: 17px;
  line-height: 25px;
  letter-spacing: 0.16em;
  color: #6a818f;
}

/* ------------------------------------------------------------
   IDENTITY：BEFORE → NEW の対比
   ------------------------------------------------------------ */
.page-brand .brand-identity__logos {
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 24px;
  /* ラベル（BEFORE / NEW）を同じ高さに揃える */
  align-items: start;
}

/* 新旧ロゴは同じ高さで表示する */
.page-brand .brand-logo__frame {
  min-height: 170px;
}

.page-brand .brand-logo__frame img {
  width: auto;
  height: 150px;
  max-height: none;
}

.page-brand .brand-logo-arrow {
  position: relative;
  align-self: center;
  width: 44px;
  height: 1px;
  background: #c8d6e2;
}

.page-brand .brand-logo-arrow::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  width: 7px;
  height: 7px;
  border-top: 1px solid #c8d6e2;
  border-right: 1px solid #c8d6e2;
  transform: translateY(-50%) rotate(45deg);
}

.page-brand .brand-logo--new .brand-logo__label {
  color: #145393;
}

/* ============================================================
   Tablet
   ============================================================ */
@media (max-width: 1024px) {
  .page-brand .brand-mv__title {
    font-size: 34px;
    height: 380px;
  }

  .page-brand .brand-mv__copy {
    left: 44%;
  }

  .page-brand .brand-mv__lead {
    font-size: 20px;
  }

  .page-brand .brand-cta__title {
    font-size: 36px;
  }

  .page-brand .brand-cta__lead {
    font-size: 24px;
  }

  .page-brand .brand-why {
    padding-top: 110px;
  }

  .page-brand .brand-card {
    max-width: 290px;
    padding: 20px;
  }

  .page-brand .brand-card__num {
    font-size: 26px;
  }

  .page-brand .brand-card__icon {
    max-width: 140px;
  }

  .page-brand .brand-card__title {
    font-size: 16px;
    line-height: 24px;
  }
}

/* ============================================================
   SP
   ============================================================ */
@media (max-width: 768px) {
  /* SP はピン留めをやめ、画像 → コピーの縦並びにする（JS 側もスクラブしない） */
  .page-brand .brand-mv {
    height: auto;
  }

  .page-brand .brand-mv__stage {
    position: relative;
    height: auto;
    padding-bottom: 60px;
  }

  .page-brand .brand-mv__media {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    height: 62vh;
    border-radius: 0;
  }

  .page-brand .brand-mv__scrim {
    opacity: 1;
  }

  .page-brand .brand-mv__head {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: auto;
    height: 62vh;
    opacity: 1;
  }

  .page-brand .brand-mv__title {
    font-size: 26px;
    height: 300px;
    letter-spacing: 0.18em;
  }

  .page-brand .brand-mv__copy {
    position: static;
    transform: none;
    padding: 48px var(--gutter-width) 0;
    opacity: 1;
  }

  .page-brand .brand-mv__lead {
    font-size: 18px;
    line-height: 1.9;
  }

  /* ムービーもピン留めをやめ、本文の下に等倍で置く */
  .page-brand .brand-chapter {
    height: auto;
  }

  .page-brand .brand-chapter__stage {
    position: relative;
    display: block;
    height: auto;
    padding: 60px 0;
  }

  .page-brand .brand-chapter__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .page-brand .brand-chapter__slot {
    display: none;
  }

  .page-brand .brand-chapter .brand-story__body {
    opacity: 1;
  }

  .page-brand .brand-movie__media {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    height: 60vw;
    margin-top: 36px;
    border-radius: 0;
  }

  .page-brand .brand-movie__scrim {
    opacity: 1;
  }

  /* CTA は縦積み */
  .page-brand .brand-cta--form,
  .page-brand .brand-cta--docs {
    min-height: 0;
    padding: 60px var(--gutter-width);
  }

  .page-brand .brand-cta__inner--split {
    flex-direction: column;
    align-items: flex-start;
    gap: 28px;
  }

  .page-brand .brand-cta__title {
    font-size: 30px;
  }

  .page-brand .brand-cta__lead {
    font-size: 20px;
  }

  .page-brand .brand-cta__note {
    margin-bottom: 28px;
    font-size: 14px;
  }

  .page-brand .brand-cta__actions {
    flex-direction: column;
    align-items: center;
    gap: 14px;
  }

  .page-brand .brand-cta__btn {
    width: 100%;
    max-width: 340px;
    min-width: 0;
    padding: 16px 22px;
  }

  .page-brand .brand-label {
    margin-bottom: 16px;
    font-size: 12px;
  }

  .page-brand .brand-label::after {
    flex-basis: 32px;
  }

  .page-brand .brand-why {
    padding-top: 80px;
  }

  /* SP は画面が狭いため、ずれ幅とカード内の余白を詰める */
  .page-brand .brand-why__cards {
    --brand-card-offset: 8px;
  }

  /* SP は本文を先に読ませ、カードを後ろに回す（PC とは逆順） */
  .page-brand .brand-why__cards {
    order: 2;
  }

  /* SP は 1 カラムになるため、カードは中央に置く */
  .page-brand .brand-card {
    justify-self: center;
    max-width: 300px;
    padding: 20px;
  }

  .page-brand .brand-card__num {
    font-size: 26px;
  }

  .page-brand .brand-card__feature {
    font-size: 16px;
  }

  .page-brand .brand-card__icon {
    max-width: 140px;
  }

  .page-brand .brand-card__title {
    font-size: 16px;
    line-height: 24px;
    letter-spacing: 0.12em;
  }

  .page-brand .brand-identity__logos {
    gap: 12px;
  }

  .page-brand .brand-logo-arrow {
    width: 24px;
  }

  .page-brand .brand-logo__frame {
    min-height: 130px;
  }

  .page-brand .brand-logo__frame img {
    height: 110px;
  }
}

/* ============================================================
   モーション低減設定
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .page-brand .brand-mask,
  .page-brand .brand-mask img,
  .page-brand .brand-move__word,
  .page-brand .brand-card {
    transition: none;
  }

  .js-brand-anim .page-brand .brand-mask {
    clip-path: none;
  }

  .js-brand-anim .page-brand .brand-mask img {
    transform: none;
  }

  .js-brand-anim .page-brand .brand-move__word {
    opacity: 1;
    transform: none;
    letter-spacing: 0.28em;
    text-indent: 0.28em;
  }
}