/* ==========================================================
   FutureShop 商品詳細ページ UI改善 / itemcart.css
   対象：7318など商品詳細ページの購入エリア

   方針
   ・FutureShopのHTML構造・機能は変更しない
   ・商品画像サイズを極端に変更しない
   ・商品名、価格、ポイント、選択肢、数量、カートボタンを読みやすくする
   ・「カートに入れる」ボタンは赤で強調する
   ・PC/スマホともに購入操作をわかりやすくする
========================================================== */

/* ==========================================================
   0. 共通変数
========================================================== */

:root {
  --guricha-brown: #43372f;
  --guricha-brown-light: #5b4b40;
  --guricha-text: #302b27;
  --guricha-subtext: #71675f;
  --guricha-muted: #777777;
  --guricha-green: #8a9b59;
  --guricha-green-dark: #59623f;
  --guricha-border: #e7e2dd;
  --guricha-border-dark: #cfc7bf;
  --guricha-bg: #f7f5f2;
  --guricha-bg-warm: #fffdf8;
  --guricha-red: #b83a2f;
  --guricha-red-hover: #9f3028;
}

/* ==========================================================
   1. 商品詳細全体
========================================================== */

.fs-l-productLayout {
  font-family:
    "Zen Kaku Gothic New",
    "Yu Gothic",
    YuGothic,
    "Hiragino Kaku Gothic ProN",
    Meiryo,
    sans-serif;
  color: #333;
}

.fs-l-productLayout *,
.fs-l-productLayout *::before,
.fs-l-productLayout *::after {
  box-sizing: border-box;
}

/* ==========================================================
   2. PC：左右カラムの間隔
========================================================== */

@media screen and (min-width: 768px) {
  .fs-l-productLayout {
    column-gap: 48px;
  }
}

/* ==========================================================
   3. メイン商品画像
   元画像の比率を維持
========================================================== */

.fs-c-productMainImage__image {
  overflow: hidden;
  background: #fff;
  border-radius: 6px;
}

.fs-c-productMainImage__image img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 auto;
}

/* ==========================================================
   4. 画像拡大
========================================================== */

.fs-c-productMainImage__expandButton {
  margin-top: 10px;
  text-align: center;
}

.fs-c-button--viewExtendedImage {
  color: #666;
  font-size: 12px;
  text-decoration: none;
}

.fs-c-button--viewExtendedImage:hover {
  color: var(--guricha-brown);
}

/* ==========================================================
   5. サムネイル
========================================================== */

.fs-c-productThumbnail {
  margin-top: 14px;
}

.fs-c-productThumbnail__image {
  box-sizing: border-box;
  border: 1px solid transparent;
  border-radius: 4px;
  overflow: hidden;
  cursor: pointer;
  transition:
    border-color 0.2s ease,
    opacity 0.2s ease,
    transform 0.2s ease;
}

.fs-c-productThumbnail__image:hover {
  border-color: #b7b0a9;
  transform: translateY(-1px);
}

.fs-c-productThumbnail__image.is-active {
  border-color: var(--guricha-green);
}

/* ==========================================================
   6. 右側の商品情報・購入エリア
========================================================== */

.fs-l-productLayout__item--2 {
  color: #333;
}

@media screen and (min-width: 768px) {
  .fs-l-productLayout__item--2 {
    padding: 24px 26px;
    background: #fff;
    border: 1px solid var(--guricha-border);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(67, 55, 47, 0.08);
  }
}

/* ==========================================================
   7. 商品番号
========================================================== */

.fs-c-productNumber {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 12px;
  padding: 4px 10px;
  color: #fff !important;
  background: var(--guricha-brown) !important;
  border: 1px solid var(--guricha-brown) !important;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 450 !important;
  line-height: 1.4;
}

.fs-c-productNumber__label,
.fs-c-productNumber__number {
  color: #fff !important;
  font-weight: 450 !important;
}

/* ==========================================================
   8. 商品名
========================================================== */

.fs-c-productNameHeading {
  margin: 0 0 18px;
  color: var(--guricha-text);
  font-weight: 400 !important;
  line-height: 1.65;
}

.fs-c-productNameHeading__copy {
  display: block;
  margin-bottom: 8px;
  color: var(--guricha-subtext);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.7;
}

.fs-c-productNameHeading__name {
  display: block;
  color: var(--guricha-text);
  font-size: 22px;
  font-weight: 400 !important;
  line-height: 1.6;
  letter-spacing: 0.015em;
}

/* ==========================================================
   9. 商品マーク
========================================================== */

.fs-c-productMarks {
  margin: 14px 0;
}

.fs-c-productMark {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 8px;
}

.fs-c-productMark__label {
  color: #666;
  font-size: 11px;
  font-weight: 400;
}

/* ==========================================================
   10. 価格
   ・金額と「税込」が離れないよう横並びで固定
   ・価格ブロックを購入エリア内の視線の起点にする
========================================================== */

.fs-c-productPrices--productDetail {
  margin: 18px 0 8px;
  padding: 18px 0 14px;
  border-top: 1px solid #eee8e1;
  border-bottom: 1px solid #f2ede7;
}

.fs-c-productPrice--selling {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  column-gap: 8px;
  row-gap: 4px;
  color: var(--guricha-text);
  line-height: 1;
}

.fs-c-productPrice__main {
  display: inline-flex;
  align-items: baseline;
  white-space: nowrap;
}

.fs-c-productPrice__main__price,
.fs-c-productPrice--selling .fs-c-price {
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
  white-space: nowrap;
}

.fs-c-productPrice--selling .fs-c-price__currencyMark {
  color: var(--guricha-text);
  font-size: 19px;
  font-weight: 600;
  line-height: 1;
}

.fs-c-productPrice--selling .fs-c-price__value {
  color: var(--guricha-text);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.01em;
}

.fs-c-productPrice__addon {
  display: inline-flex;
  align-items: center;
  margin-left: 0;
  padding: 3px 8px;
  color: var(--guricha-subtext);
  background: var(--guricha-bg);
  border: 1px solid #ebe5de;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.3;
  transform: translateY(-2px);
}

.fs-c-productPrice__addon__label {
  color: inherit;
  font-size: inherit;
  font-weight: inherit;
  line-height: inherit;
}

/* ==========================================================
   11. ポイント
========================================================== */

.fs-c-productPointDisplay {
  display: inline-block;
  margin: 4px 0 18px;
  padding: 0;
  color: var(--guricha-green-dark) !important;
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  font-size: 13px;
  font-weight: 400;
}

.fs-c-productPointDisplay__label,
.fs-c-productPointDisplay__quantity,
.fs-c-productPointDisplay__unit {
  color: inherit !important;
}

/* ==========================================================
   12. 商品選択肢
   置き配確認など
========================================================== */

.fs-c-productSelection {
  box-sizing: border-box;
  margin: 18px 0 20px;
  padding: 16px 18px;
  background: var(--guricha-bg-warm);
  border: 1px solid #d8c7b6;
  border-left: 5px solid var(--guricha-green);
  border-radius: 10px;
}

.fs-c-productSelection__name {
  margin-bottom: 12px;
  color: var(--guricha-brown);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.7;
}

.fs-c-productSelection__label {
  font-weight: 600;
}

.fs-c-productSelection .fs-c-requiredMark {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 7px;
  color: #fff;
  background: #9a3d35;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  line-height: 1.4;
}

.fs-c-productSelection__selection {
  margin: 0;
}

.fs-c-productSelection .fs-c-radio {
  display: block;
}

.fs-c-productSelection .fs-c-radio__label {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 12px;
  color: #333;
  background: #fff;
  border: 1px solid #d7d0c8;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition:
    background 0.2s ease,
    border-color 0.2s ease;
}

.fs-c-productSelection .fs-c-radio__label:hover {
  background: var(--guricha-bg);
  border-color: #b7b0a9;
}

.fs-c-productSelection .fs-c-radio__radio:focus + .fs-c-radio__label,
.fs-c-productSelection .fs-c-radio__radio:focus-visible + .fs-c-radio__label {
  outline: 2px solid rgba(138, 155, 89, 0.35);
  outline-offset: 2px;
}

/* ==========================================================
   13. 数量・お気に入り
========================================================== */

.fs-c-productQuantityAndWishlist {
  display: grid;
  grid-template-columns: 128px 1fr;
  align-items: end;
  gap: 12px;
  margin: 20px 0 14px;
}

/* HTML上はお気に入りが先なので、表示順を入れ替える */
.fs-c-productQuantityAndWishlist__quantity {
  order: 1;
  display: block;
  width: 100%;
}

.fs-c-productQuantityAndWishlist__wishlist {
  order: 2;
  display: block;
  width: 100%;
}

/* 数量ラベルをCSSで追加 */
.fs-c-productQuantityAndWishlist__quantity::before {
  content: "数量";
  display: block;
  margin-bottom: 6px;
  color: var(--guricha-brown);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
}

.fs-c-quantity__select,
.fs-c-quantity__number {
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
  height: 48px;
  padding: 0 12px;
  color: #333;
  background: #fff;
  border: 1px solid var(--guricha-border-dark);
  border-radius: 8px;
  font-family: inherit;
  font-size: 15px;
}

.fs-c-quantity__select:focus,
.fs-c-quantity__number:focus {
  outline: 2px solid rgba(138, 155, 89, 0.35);
  outline-offset: 2px;
  border-color: var(--guricha-green);
}

/* お気に入り */
.fs-c-button--addToWishList--detail {
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 48px;
  padding: 10px 14px;
  color: var(--guricha-green-dark) !important;
  background: #fff !important;
  border: 1px solid #aab493 !important;
  border-radius: 8px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition:
    background 0.2s ease,
    border-color 0.2s ease;
}

.fs-c-button--addToWishList--detail:hover {
  background: #f3f5ed !important;
  border-color: var(--guricha-green) !important;
}

/* ==========================================================
   14. カートボタン
========================================================== */

.fs-c-productActionButton {
  margin-top: 12px;
}

.fs-c-button--addToCart--detail {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 64px;
  padding: 16px 24px;
  color: #fff !important;
  background: var(--guricha-red) !important;
  border: 1px solid var(--guricha-red) !important;
  border-radius: 10px;
  box-shadow: 0 6px 16px rgba(184, 58, 47, 0.24);
  font-family:
    "Zen Kaku Gothic New",
    "Yu Gothic",
    YuGothic,
    "Hiragino Kaku Gothic ProN",
    Meiryo,
    sans-serif;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.06em;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    transform 0.15s ease,
    box-shadow 0.2s ease;
}

.fs-c-button--addToCart--detail:hover {
  background: var(--guricha-red-hover) !important;
  border-color: var(--guricha-red-hover) !important;
  box-shadow: 0 8px 20px rgba(184, 58, 47, 0.30);
  transform: translateY(-1px);
}

.fs-c-button--addToCart--detail:focus,
.fs-c-button--addToCart--detail:focus-visible {
  outline: 3px solid rgba(184, 58, 47, 0.28);
  outline-offset: 3px;
}

.fs-c-button--addToCart--detail .fs-c-button__label {
  color: #fff !important;
}

/* ==========================================================
   15. SNS
========================================================== */

.fs-p-snsArea {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid #ebe8e3;
}

/* ==========================================================
   16. 商品レビュー
========================================================== */

.fs-c-productReview {
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid #e5e2de;
  font-family:
    "Zen Kaku Gothic New",
    "Yu Gothic",
    YuGothic,
    "Hiragino Kaku Gothic ProN",
    Meiryo,
    sans-serif;
}

/* 平均評価 */
.fs-c-productReview__aggregateRating {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.fs-c-aggregateRating__rating {
  display: flex;
  align-items: center;
  gap: 7px;
}

.fs-c-aggregateRating__rating .fs-c-rating__value {
  color: var(--guricha-brown);
  font-size: 20px;
  font-weight: 500;
}

.fs-c-aggregateRating__count {
  color: var(--guricha-muted);
  font-size: 12px;
}

/* レビュー1件 */
.fs-c-reviewList--productDescription {
  margin: 0 0 18px;
}

.fs-c-reviewList--productDescription .fs-c-reviewList__item {
  box-sizing: border-box;
  padding: 18px;
  background: #faf9f7;
  border: 1px solid #ebe8e3;
  border-radius: 8px;
}

/* 投稿者 */
.fs-c-reviewInfo--productDescription {
  margin-bottom: 12px;
  color: var(--guricha-muted);
  font-size: 12px;
}

.fs-c-reviewer__name__nickname {
  color: var(--guricha-brown);
  font-size: 13px;
  font-weight: 500;
}

/* 本文 */
.fs-c-reviewList--productDescription .fs-c-reviewBody {
  color: #333;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.85;
  letter-spacing: 0.02em;
}

/* ==========================================================
   17. レビューボタン
========================================================== */

.fs-c-buttonContainer--viewAllReviews,
.fs-c-buttonContainer--addReview--detail {
  margin-top: 10px;
}

.fs-c-button--viewAllReviews,
.fs-c-button--addReview--detail {
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 8px 18px;
  color: var(--guricha-brown) !important;
  background: #fff !important;
  border: 1px solid #bdb6af !important;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
}

.fs-c-button--viewAllReviews:hover,
.fs-c-button--addReview--detail:hover {
  background: var(--guricha-bg) !important;
}

/* ==========================================================
   18. 返品特約・問い合わせ
========================================================== */

.fs-c-returnedSpecialContract,
.fs-c-inquiryAboutProduct {
  margin-top: 14px;
}

.fs-c-returnedSpecialContract__link a,
.fs-c-button--inquiryAboutProduct {
  color: #666 !important;
  font-size: 12px;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.fs-c-button--inquiryAboutProduct:hover,
.fs-c-returnedSpecialContract__link a:hover {
  color: var(--guricha-brown) !important;
}

/* ==========================================================
   19. スマートフォン
========================================================== */

@media screen and (max-width: 767px) {
  /* 右側の商品情報・購入エリア */
  .fs-l-productLayout__item--2 {
    padding: 18px 14px;
    background: #fff;
  }

  /* 商品番号 */
  .fs-c-productNumber {
    margin-top: 20px;
    margin-bottom: 10px;
    font-size: 11px;
  }

  /* キャッチコピー */
  .fs-c-productNameHeading__copy {
    margin-bottom: 7px;
    font-size: 12px;
    line-height: 1.65;
  }

  /* 商品名 */
  .fs-c-productNameHeading__name {
    font-size: 19px;
    line-height: 1.55;
  }

  /* 価格 */
  .fs-c-productPrices--productDetail {
    margin-top: 16px;
    margin-bottom: 8px;
    padding: 16px 0 13px;
  }

  .fs-c-productPrice--selling {
    column-gap: 7px;
    row-gap: 5px;
  }

  .fs-c-productPrice--selling .fs-c-price__currencyMark {
    font-size: 17px;
  }

  .fs-c-productPrice--selling .fs-c-price__value {
    font-size: 30px;
  }

  .fs-c-productPrice__addon {
    padding: 3px 7px;
    font-size: 11px;
    transform: translateY(-1px);
  }

  /* ポイント */
  .fs-c-productPointDisplay {
    margin-bottom: 16px;
    font-size: 12px;
  }

  /* 選択肢 */
  .fs-c-productSelection {
    margin: 16px 0 18px;
    padding: 14px;
    border-radius: 8px;
  }

  .fs-c-productSelection__name {
    font-size: 12px;
  }

  .fs-c-productSelection .fs-c-radio__label {
    min-height: 46px;
    font-size: 14px;
  }

  /* 数量とお気に入り */
  .fs-c-productQuantityAndWishlist {
    grid-template-columns: 1fr;
    gap: 10px;
    margin: 18px 0 12px;
  }

  .fs-c-productQuantityAndWishlist__quantity,
  .fs-c-productQuantityAndWishlist__wishlist {
    width: 100%;
  }

  .fs-c-quantity__select,
  .fs-c-quantity__number {
    width: 100%;
    height: 48px;
  }

  .fs-c-button--addToWishList--detail {
    min-height: 46px;
  }

  /* カート */
  .fs-c-button--addToCart--detail {
    min-height: 60px;
    font-size: 17px;
    border-radius: 9px;
  }

  /* SNS */
  .fs-p-snsArea {
    margin-top: 20px;
  }

  /* レビュー */
  .fs-c-productReview {
    margin-top: 26px;
    padding-top: 20px;
  }

  .fs-c-reviewList--productDescription .fs-c-reviewList__item {
    padding: 15px;
  }

  .fs-c-reviewList--productDescription .fs-c-reviewBody {
    font-size: 14px;
    line-height: 1.8;
  }

  /* レビュー導線 */
  .fs-c-button--viewAllReviews,
  .fs-c-button--addReview--detail {
    width: 100%;
    min-height: 44px;
  }
}

/* ==========================================================
   20. メイン画像・サブ画像の配列再調整
   ・PC：メイン画像は大きく安定表示、サブ画像は整理されたグリッド
   ・スマホ：サブ画像は横スクロールで縦に伸びすぎない
========================================================== */

.fs-l-productLayout__item--1 {
  min-width: 0;
}

.fs-c-productMainImage {
  margin: 0;
}

.fs-c-productMainImage__image {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #fff;
  border: 1px solid #eee8e1;
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(67, 55, 47, 0.06);
}

.fs-c-productMainImage__image img {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  margin: 0 auto;
  border-radius: 10px;
  object-fit: contain;
}

.fs-c-productMainImage__expandButton {
  margin-top: 12px;
  text-align: center;
}

.fs-c-button--viewExtendedImage {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 4px 12px;
  color: #666 !important;
  background: #fff;
  border: 1px solid #d8d1ca;
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.4;
  text-decoration: none;
}

.fs-c-button--viewExtendedImage:hover {
  color: var(--guricha-brown) !important;
  background: var(--guricha-bg);
  border-color: #b7b0a9;
}

.fs-c-productThumbnail {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
  padding: 10px;
  background: #faf9f7;
  border: 1px solid #ebe8e3;
  border-radius: 12px;
  max-height: 248px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.fs-c-productThumbnail__image {
  box-sizing: border-box;
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  margin: 0;
  overflow: hidden;
  background: #fff;
  border: 1px solid #ddd6cf;
  border-radius: 8px;
  cursor: pointer;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    opacity 0.2s ease,
    transform 0.2s ease;
}

.fs-c-productThumbnail__image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.fs-c-productThumbnail__image:hover {
  border-color: #b7b0a9;
  opacity: 0.92;
  transform: translateY(-1px);
}

.fs-c-productThumbnail__image.is-active {
  border-color: var(--guricha-green);
  box-shadow:
    0 0 0 2px rgba(138, 155, 89, 0.28),
    0 4px 12px rgba(67, 55, 47, 0.10);
}

@media screen and (min-width: 1100px) {
  .fs-c-productThumbnail {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media screen and (min-width: 768px) and (max-width: 959px) {
  .fs-c-productThumbnail {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    max-height: 230px;
  }
}

@media screen and (max-width: 767px) {
  .fs-c-productMainImage__image {
    border-right: 0;
    border-left: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .fs-c-productMainImage__image img {
    max-width: 100%;
    border-radius: 0;
  }

  .fs-c-productMainImage__expandButton {
    margin-top: 10px;
  }

  .fs-c-productThumbnail {
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
    margin-top: 12px;
    padding: 8px 2px 12px;
    background: transparent;
    border: 0;
    border-radius: 0;
    max-height: none;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
  }

  .fs-c-productThumbnail__image {
    flex: 0 0 72px;
    width: 72px;
    height: 72px;
    scroll-snap-align: start;
    border-radius: 8px;
  }

  .fs-c-productThumbnail__image.is-active {
    box-shadow: 0 0 0 2px rgba(138, 155, 89, 0.30);
  }
}


/* ==========================================================
   21. 購入エリア最終微調整
   FutureShopテーマ側の余白指定に負けないための最終上書き
========================================================== */

.fs-c-productPrices--productDetail,
.fs-c-productPrice--selling,
.fs-c-productPrice__main,
.fs-c-productPrice__main__price,
.fs-c-productPrice__addon {
  box-sizing: border-box;
}

.fs-c-productPrice--selling .fs-c-price__currencyMark,
.fs-c-productPrice--selling .fs-c-price__value,
.fs-c-productPrice__addon__label {
  vertical-align: baseline;
}

@media screen and (min-width: 768px) {
  .fs-l-productLayout__item--2 {
    position: relative;
  }

  .fs-c-productSelection {
    margin-top: 16px;
  }

  .fs-c-productQuantityAndWishlist {
    margin-top: 18px;
  }
}

/* ==========================================================
   22. PC用：購入導線をコンパクトな2列に再構成
   ・左：商品名、商品マーク、置き配確認
   ・右：価格、ポイント、数量、お気に入り、カート
   ・スマホ/タブレット幅では縦並びを維持
========================================================== */

@media screen and (min-width: 960px) {
  .fs-l-productLayout__item--2 {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(190px, 230px);
    grid-auto-rows: auto;
    column-gap: 20px;
    row-gap: 10px;
    align-items: start;
    padding: 20px 22px;
  }

  /* 左列：商品基本情報 */
  .fs-c-productNumber {
    grid-column: 1;
    grid-row: 1;
    align-self: start;
    margin: 0 0 4px;
  }

  .fs-c-productNameHeading {
    grid-column: 1;
    grid-row: 2;
    margin: 0;
  }

  .fs-c-productNameHeading__copy {
    margin-bottom: 6px;
    font-size: 12px;
    line-height: 1.55;
  }

  .fs-c-productNameHeading__name {
    font-size: 20px;
    line-height: 1.5;
  }

  .fs-c-productMarks {
    grid-column: 1;
    grid-row: 3;
    margin: 8px 0 0;
  }

  /* 左列下：必須確認。カート直前に目に入る位置へ */
  .fs-c-productSelection {
    grid-column: 1;
    grid-row: 4;
    margin: 8px 0 0;
    padding: 12px 14px;
    border-left-width: 4px;
    border-radius: 8px;
  }

  .fs-c-productSelection__name {
    margin-bottom: 8px;
    font-size: 12px;
    line-height: 1.55;
  }

  .fs-c-productSelection .fs-c-radio__label {
    min-height: 40px;
    padding: 8px 10px;
    font-size: 13px;
  }

  /* 右列：購入操作エリア */
  .fs-c-productPrices--productDetail {
    grid-column: 2;
    grid-row: 1;
    margin: 0;
    padding: 12px 0 8px;
    border-top: 0;
    border-bottom: 1px solid #eee8e1;
  }

  .fs-c-productPrice--selling {
    justify-content: flex-start;
    column-gap: 6px;
  }

  .fs-c-productPrice--selling .fs-c-price__currencyMark {
    font-size: 16px;
  }

  .fs-c-productPrice--selling .fs-c-price__value {
    font-size: 30px;
  }

  .fs-c-productPrice__addon {
    padding: 2px 7px;
    font-size: 11px;
    transform: translateY(-1px);
  }

  .fs-c-productPointDisplay {
    grid-column: 2;
    grid-row: 2;
    margin: 0;
    font-size: 12px;
    line-height: 1.5;
  }

  .fs-c-productQuantityAndWishlist {
    grid-column: 2;
    grid-row: 3;
    display: grid;
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 8px;
    align-items: end;
    margin: 4px 0 0;
  }

  .fs-c-productQuantityAndWishlist__quantity::before {
    margin-bottom: 4px;
    font-size: 11px;
  }

  .fs-c-quantity__select,
  .fs-c-quantity__number {
    height: 42px;
    padding: 0 9px;
    font-size: 14px;
    border-radius: 7px;
  }

  .fs-c-button--addToWishList--detail {
    min-height: 42px;
    padding: 8px 10px;
    font-size: 12px;
    border-radius: 7px;
  }

  .fs-c-productActionButton {
    grid-column: 2;
    grid-row: 4;
    margin: 0;
  }

  .fs-c-button--addToCart--detail {
    min-height: 54px;
    padding: 12px 14px;
    border-radius: 8px;
    font-size: 16px;
    letter-spacing: 0.04em;
  }

  /* 補助導線は下へまとめる */
  .fs-c-returnedSpecialContract,
  .fs-c-inquiryAboutProduct,
  .fs-p-snsArea {
    grid-column: 1 / -1;
  }

  .fs-c-returnedSpecialContract {
    grid-row: 5;
    margin-top: 8px;
    padding-top: 10px;
    border-top: 1px solid #f0ebe5;
  }

  .fs-c-inquiryAboutProduct {
    grid-row: 6;
    margin-top: 4px;
  }

  .fs-p-snsArea {
    grid-row: 7;
    margin-top: 10px;
    padding-top: 10px;
  }

  .fs-c-productReview {
    grid-column: 1 / -1;
    grid-row: 8;
    margin-top: 18px;
    padding-top: 18px;
  }
}

@media screen and (min-width: 960px) and (max-width: 1120px) {
  .fs-l-productLayout__item--2 {
    grid-template-columns: minmax(0, 1fr) minmax(180px, 210px);
    column-gap: 16px;
    padding: 18px 20px;
  }

  .fs-c-productNameHeading__name {
    font-size: 19px;
  }

  .fs-c-productPrice--selling .fs-c-price__value {
    font-size: 28px;
  }

  .fs-c-productQuantityAndWishlist {
    grid-template-columns: 72px minmax(0, 1fr);
  }
}