.input-prepend.input-append input {
    font-size: 24px;
    padding-top: 11px;
    padding-bottom: 11px;
    width: 100px;
    text-align: right;
  }
  
  .product {
    margin-bottom: 40px;
  }
  
  .product_area {
    padding-bottom: 40px;
  }
  .product_area_left {
    float: left;
    padding: 0;
  }
  .product_area_right {
    float: right;
    padding: 0;
  }
  
  .product_tabs {
    border-bottom: 1px solid #333;
    border-top: 1px solid #333;
  }
  .product_tab {
    display: inline-block;
    background-color: #f6f6f6;
    text-align: center;
    padding: 10px 0;
  }
  .product_tab.active {
    background-color: #333;
  }
  .product_tab a {
    display: block;
    font-size: 14px;
    font-weight: bold;
    letter-spacing: 0.1em;
  }
  .product_tab.active a,
  .product_tab.active a:hover {
    color: #fff;
    text-decoration: none;
  }
  
  .product_panel {
    display: none;
  }
  .product_panel.active {
    display: block;
  }
  .product_panel_image,
  .product_panel_review {
    text-align: center;
  }
  
  .product_belong_lists {
    margin: 4px 0 20px;
    font-size: 12px;
  }
  .product_belong_list {
    padding: 0 2px;
  }
  .product_belong_list:first-child {
    padding: 0 2px 0 0 ;
  }
  
  .product_name {
    margin: 0;
    font-size: 20px;
    font-weight: normal;
  }
  .product_model {
    margin: 0;
    font-size: 10px;
  }
  
  .product_img {
    margin-bottom: 60px;
  }
  .product_img_main img {
    display: block;
    margin: 0 auto;
    height: auto;
  }
  .product_img_thumb li {
    float: left;
    margin-top: 10px;
    cursor: pointer;
  }
  .product_img_thumb_img {
    max-width: 100%;
    width: auto;
    height: auto;
    border: 1px solid #ccc;
  }
  .thumb_active {
    border: 1px solid #333;
  }
  
  .together_product_lists {
    margin-top: 20px;
    font-size: 12px;
  }
  .together_product_list {
    text-align: center;
  }
  
  .product_price_area {
    margin: 20px 0 0;
  }
  .product_regular_price {
    margin: 0 0 5px;
    font-size: 12px;
  }
  .product_price {
    margin: 0;
    font-size: 20px;
  }
  .product_price_discount {
    color: #cf0400;
  }
  .product_discount_rate {
    color: #cf0400;
    font-size: 20px;
  }
  .product_price_establish {
    margin: 0;
    font-size: 10px;
  }
  .product_stock_str {
    margin: 20px 0 0;
    font-size: 12px;
  }
  
  .product_cart_area {
    background-color: #f6f6f6;
    margin: 30px 0;
    padding: 10px 20px 20px;
    font-size: 12px;
  }
  .product_cart_table_box {
    margin-top: 20px;
    background-color: #fff;
    font-size: 12px;
  }
  .product_cart_table_box label {
    font-size: 12px;
  }
  .product_cart_select_box {
    margin: 5px 0;
  }
  .product_cart_select_name {
    padding-top: 10px;
    padding-bottom: 5px;
  }
  .product_cart_select {
    border: 1px solid #333;
    height: 40px;
  }
  .text-titles-list__unit {
    margin: 5px 0;
  }
  .text-titles-list__unit dl {
    margin: 0;
  }
  .text-titles-list__name {
    padding-top: 10px;
    padding-bottom: 5px;
    font-weight: normal;
  }
  .text-titles-list__detail-text {
    border: 1px solid #333;
    height: 40px;
  }
  .product_cart_order {
    margin: 5px 0;
  }
  .product_cart_init_num {
    width: 20%;
    height: 30px;
    text-align: right;
    float: left;
  }
  .product_cart_unit {
    float: left;
    padding-top: 12px;
    padding-left: 20px;
  }
  .product_cart_init {
    display: none;
  }
  
  .sizeguide_table_box {
    border-top: 1px solid #ccc;
    padding-top: 40px;
    margin-top: 20px;
  }
  
  .sizeguide_table {
    margin: 20px 0;
  }
  
  .btn-addcart,
  .btn-reviews {
    border: none;
    margin-top: 30px;
    padding: 18px 0;
    background-color: #333;
    font-size: 18px;
    color: #fff;
    *background-color: #333;
    letter-spacing: 0.1em;
  }
  .btn-addcart:hover,
  .btn-addcart:focus,
  .btn-addcart:active,
  .btn-reviews:hover,
  .btn-reviews:focus,
  .btn-reviews:active {
    background-color: #666;
    color: #fff;
    *background-color: #666;
  }
  .btn-addcart i,
  .btn-addcart-quick i,
  .btn-reviews i {
    margin-right: 5px;
    vertical-align: -25%;
  }
  
  .btn-addcart-quick,
  .btn-membersonly {
    margin-top: 20px;
    padding: 10px 0;
    font-size: 18px;
    letter-spacing: 0.1em;
  }
  .btn-addcart-quick {
    border: none;
    background-color: #007fff;
    color: #fff;
    *background-color: #007fff;
  }
  .btn-addcart-quick:hover,
  .btn-addcart-quick:focus,
  .btn-addcart-quick:active {
    background-color: #4ca5ff;
    color: #fff;
    *background-color: #4ca5ff;
  }
  
  .btn-soldout {
    border: none;
    margin-top: 20px;
    padding: 18px 12px;
    background-color: #cf0400;
    font-size: 18px;
    color: #fff;
    *background-color: #cf0400;
    letter-spacing: 0.1em;
  }
  .btn-soldout.disabled,
  .btn-soldout[disabled] {
    background-color: #cf0400;
    color: #fff;
  }
  
  .btn_pis_width,
  .btn_revies_width {
    width: 300px;
  }
  
  .stock_error {
    margin: 0;
    text-align: center;
    color: #cf0400;
  }
  
  .product_related_lists {
    margin: 20px 0 0;
    font-size: 12px;
  }
  .product_related_lists_review {
    margin: 30px 0 0;
  }
  .product_related_list {
    padding: 2px 0;
  }
  
  .product_related_lists i {
    vertical-align: -40%;
  }
  
  .product_explain,
  .product_img_sub,
  .product_reviews {
    line-height: 1.8;
    margin-top: 40px;
  }
  
  .product_img_sub li {
    text-align: center;
    padding-bottom: 10px;
  }
  
  .product_text_not {
    text-align: center;
  }
  
  .reviewlist_datas {
    overflow: hidden;
    zoom: 1;
    margin-bottom: 10px;
    line-height: 1.2;
  }
  
  .icon_star {
    float: left;
    /* 星10個での設定は下記を有効にする */
    /*
    width: 150px;
    */
    /* 星5個での設定は下記を有効にする */
    width: 75px;
    overflow: hidden;
  }
  
  .icon_star img {
    max-width: inherit;
  }
  
  .review_poster li {
    float: left;
    margin-left: 10px;
  }
  
  .review_poster li {
    list-style: none;
  }
  
  .reviewlist:first-child {
    border-top: none;
  }
  
  .reviewlist {
    padding-top: 20px;
    margin-top: 20px;
    border-top: 1px solid #ccc;
    text-align: left;
  }
  
  .review_ttl,
  .shopcomment_ttl {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
  }
  
  .review_img {
    float: right;
    margin: 0 0 10px 10px
  }
  
  .reviewlist_content {
    overflow: hidden;
    zoom: 1;
  }
  
  .shopcomment {
    margin-top: 10px;
    margin-bottom: 10px;
    background: #eee;
    padding: 15px;
  }
  
  @media (min-width: 980px) {
    .product_area{
        width: 980px;
        margin: 0 auto;
    }
    .product_area_left {
      width: 540px;
      float: left;
      padding: 0;
    }
    .product_area_right {
      width: 400px;
      float: right;
      padding: 0;
    }
  }
  
  @media (min-width: 768px) {
    .product_panels,.product_panels_under{
        width: 690px;
        margin: 0 auto 50px;
    }

    .product_explain,
    .product_img_sub,
    .product_reviews {
      padding: 0 1%;
    }
  }
  
  @media (max-width: 980px) {
    .contents_detail {
      width: 100%;
      float: none;
      padding: 0;
    }
  
    .product_area_left,
    .product_area_right {
      padding-right: 1%;
      padding-left: 1%;
    }
  }
  
  @media (max-width: 768px) {
    .product_area_right {
      float: none;
      padding: 0;
    }
    .product_img {
      margin-bottom: 30px;
    }
  
    .product_detail_area,
    .product_social_lists {
      padding: 0 10px;
    }
    .product_tab a {
      font-size: 12px;
    }
    .product_explain,
    .product_img_sub {
      font-size: 12px;
      padding: 0 10px 60px;
    }
    .product_reviews {
      font-size: 12px;
      padding: 0 10px 20px;
    }
    .product_reviews_btn {
      padding-bottom: 60px;
    }
    .together_product_lists {
      padding: 0 10px 30px;
    }
  
    .btn_pis_width,
    .btn_revies_width {
      width: 100%;
    }
  }

@media only screen and ( max-width: 419px ) {
iframe {
width: 100%
}
}

/* 商品ページ 購入安心情報 */
.ryuzu-purchase-info {
  margin: 16px 0 4px;
  padding: 12px 8px;
  border-top: 1px solid #ddd;
  border-bottom: 1px solid #ddd;
  text-align: center;
  font-size: 12px;
  line-height: 1.8;
}

.ryuzu-purchase-info,
.ryuzu-purchase-info a {
  color: #555;
}

.ryuzu-purchase-free {
  font-weight: bold;
  color: #333;
}

.ryuzu-purchase-separator {
  margin: 0 5px;
  color: #bbb;
}

@media (max-width: 419px) {
  .ryuzu-purchase-info {
    font-size: 11px;
  }

  .ryuzu-purchase-separator {
    margin: 0 3px;
  }
}

/* 商品画像ギャラリー */
.ryuzu-product-gallery {
  position: relative;
}

.ryuzu-gallery-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 54px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #777;
  font-size: 42px;
  font-weight: 300;
  line-height: 1;
  text-align: center;
  cursor: pointer;
  z-index: 5;
}

.ryuzu-gallery-prev {
  left: 8px;
}

.ryuzu-gallery-next {
  right: 8px;
}

.ryuzu-gallery-arrow:hover {
  background: transparent;
  color: #333;
}

.ryuzu-gallery-count {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 3px 8px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-size: 11px;
  line-height: 1.4;
}

/* 今回はPCのみ */
@media (max-width: 767px) {
  .ryuzu-gallery-arrow {
    display: none;
  }

  .ryuzu-gallery-count {
    display: block;
  }
}

/* 商品ページ 固定購入ボタン */
.ryuzu-fixed-purchase {
  position: fixed;
  left: 50%;
  right: auto;
  bottom: 20px;
  transform: translateX(-50%);
  z-index: 1000;
  display: none;
  min-width: 150px;
  padding: 14px 22px;
  box-sizing: border-box;
  background: #222;
  border: 1px solid #c5aa70;
  color: #fff !important;
  font-size: 14px;
  font-weight: bold;
  line-height: 1.4;
  text-align: center;
  text-decoration: none !important;
}

.ryuzu-fixed-purchase:hover {
  background: #c5aa70;
  color: #fff !important;
}

.ryuzu-fixed-purchase.is-visible {
  display: block;
}

@media (max-width: 767px) {
  .ryuzu-fixed-purchase {
    left: 50%;
    right: auto;
    bottom: 100px;
    transform: translateX(-50%);
    min-width: 0;
    width: 110px;
    padding: 9px 6px;
    font-size: 12px;
    line-height: 1.2;
  }
}

/* 商品ページ パンくず折りたたみ */
.ryuzu-breadcrumbs {
  margin-bottom: 4px;
}

.ryuzu-breadcrumb-more {
  display: none;
  margin-top: 8px;
}

.ryuzu-breadcrumb-more.is-open {
  display: block;
}

.ryuzu-breadcrumb-toggle {
  display: inline-block;
  margin: 5px 0 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: #666;
  font-size: 11px;
  line-height: 1.6;
  cursor: pointer;
}

.ryuzu-breadcrumb-toggle:hover {
  color: #222;
}

.ryuzu-breadcrumb-arrow {
  display: inline-block;
  margin-right: 4px;
}

@media (max-width: 767px) {
  .ryuzu-breadcrumbs {
    margin-bottom: 4px;
  }

  .ryuzu-breadcrumb-toggle {
    font-size: 11px;
  }
}

/* 商品ページ 所属グループ折りたたみ */
.ryuzu-product-belong {
  margin-bottom: 15px;
}

.ryuzu-main-category {
  margin-bottom: 3px;
}

.ryuzu-group-more {
  display: none;
  margin-top: 7px;
}

.ryuzu-group-more.is-open {
  display: block;
}

.ryuzu-group-toggle {
  display: inline-block;
  margin: 2px 0 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: #666;
  font-size: 11px;
  line-height: 1.6;
  cursor: pointer;
}

.ryuzu-group-toggle:hover {
  color: #222;
}

.ryuzu-group-arrow {
  display: inline-block;
  margin-right: 4px;
}

/* 商品ページ カート下リンク横並び */
.product_cart_area .product_related_lists {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
  text-align: center;
}

.product_cart_area .product_related_list {
  display: inline-block;
  margin: 0;
  padding: 0;
}

.product_cart_area .product_related_list + .product_related_list::before {
  content: "｜";
  display: inline-block;
  margin: 0 8px;
  color: #bbb;
}

@media screen and (max-width: 767px) {
  .ryuzu-product-upper-extra {
    display: none !important;
  }
}

/* =========================================
   スマホ：購入フォームをコンパクト化
========================================= */
@media screen and (max-width: 767px) {

  /* 購入エリア全体 */
  #purchase-area {
    padding-top: 16px;
    padding-bottom: 16px;
  }

  /* SIZE・刻印 */
  #purchase-area .product_cart_select_box {
    margin-bottom: 4px;
  }

  #purchase-area .product_cart_select_name {
    margin-bottom: 4px;
    font-size: 12px;
    line-height: 1.4;
  }

  #purchase-area .product_cart_select {
    width: 100%;
    height: 42px;
    padding: 0 10px;
    font-size: 14px;
    box-sizing: border-box;
  }

  /* 購入数 */
  #purchase-area .product_cart_order {
    margin-top: 4px;
  }

  #purchase-area .ryuzu-product-quantity {
    width: 90px;
    height: 42px;
    padding: 0 10px;
    font-size: 14px;
    box-sizing: border-box;
  }

  /* カートボタン */
  #purchase-area .btn-addcart {
    margin-top: 12px;
  }

}

#purchase-area .product_cart_option {
  margin-bottom: 4px;
}

#purchase-area .product_cart_order {
  margin-top: 0;
}

#purchase-area .product_cart_order .col {
  margin-bottom: 0;
}

/* =========================================
   商品画像サムネイル：PC・スマホ 横1列スクロール
========================================= */

.product_img_thumb {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  margin-top: 10px;
  padding-bottom: 6px;
}

.product_img_thumb .row {
  display: flex;
  flex-wrap: nowrap;
  width: max-content;
  margin: 0;
}

.product_img_thumb li {
  float: none;
  flex: 0 0 64px;
  width: 64px;
  margin: 0 6px 0 0;
  padding: 0;
}

.product_img_thumb_img {
  display: block;
  width: 64px;
  height: 64px;
  object-fit: cover;
  box-sizing: border-box;
}
/* 2026-10-03 商品説明 → 組合せ購入 → ご案内（PC・スマホ共通） */
#product .product_panels { margin-bottom: 0; }
#product .product_explain { padding-bottom: 0; }
#product .product_explain .ryuzu-pd { padding-bottom: 0; }
#product .product_explain .ryuzu-pd > .ryuzu-pd-section:last-child { margin-bottom: 0; }
#product .ryuzu-together-bottom,
#product .ryuzu-product-support {
  display: block;
  clear: both;
  width: 100%;
  max-width: 690px;
  margin: 32px auto 0;
  padding: 0 10px;
  box-sizing: border-box;
}
#product .ryuzu-together-bottom .together_product_heading { margin-top: 0; }
#product .ryuzu-together-bottom .together_product_lists {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}
#product .ryuzu-together-bottom .together_product_list {
  float: none;
  width: calc((100% - 24px) / 3);
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  overflow-wrap: anywhere;
}
#product .ryuzu-together-bottom img { max-width: 100%; height: auto; }
#product .ryuzu-product-support img { max-width: 100%; }
#product .ryuzu-overseas-tab a { letter-spacing: .02em; overflow-wrap: anywhere; }
@media (max-width: 767px) {
  #product .ryuzu-together-bottom,
  #product .ryuzu-product-support { margin-top: 24px; }
  #product .ryuzu-overseas-tab a { font-size: 11px; }
}

/* 2026-10-03 第2版：関連商品を横一列、PCの案内を左右配置 */
#product .ryuzu-together-bottom .together_product_lists {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 16px;
  width: 100%;
}
#product .ryuzu-together-bottom .together_product_lists::before,
#product .ryuzu-together-bottom .together_product_lists::after { display: none; }
#product .ryuzu-together-bottom .together_product_list {
  width: auto;
  min-width: 0;
  max-width: none;
}
#product .ryuzu-bottom-guides {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 32px;
  align-items: center;
  width: 100%;
  max-width: 980px;
  margin: 32px auto 0;
  padding: 0 10px;
  box-sizing: border-box;
  clear: both;
}
#product .ryuzu-bottom-guides .ryuzu-product-support {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
  max-width: none;
  margin: 0;
  padding: 0;
}
#product .ryuzu-point-column { grid-column: 1; grid-row: 1; min-width: 0; }
#product .ryuzu-point-banner { display: block; width: 100%; max-width: 500px; margin: 0 auto; }
#product .ryuzu-point-banner img { display: block; width: 100%; height: auto; }
@media (max-width: 767px) {
  #product .ryuzu-together-bottom .together_product_lists { gap: 8px; }
  #product .ryuzu-bottom-guides { display: block; margin-top: 24px; }
  #product .ryuzu-point-column { margin-top: 24px; }
  #product .product_area { padding-bottom: 12px; }
  #product #purchase-area { margin-bottom: 12px; }
  #product .product_tabs { margin-top: 0; margin-bottom: 0; }
  #product .product_explain { margin-top: 16px; }
}