:root{
  --text:#606463;
  --muted:#606463;
  --frame-max:1440px;
  --label-w:68px;
  --item-w:262px;
  --col-gap:0px;
  --row-gap:8px;
}

*{ box-sizing:border-box; }
html{ overflow-y:scroll; }
html,body{
  margin:0;
  padding:0;
  background:#fff;
  color:var(--text);
  font-family:"futura-pt","Noto Sans JP",sans-serif;
  font-weight:400;
}
img{ max-width:100%; height:auto; }
a{ color:var(--text); text-decoration:none; }

main{
  width:80%;
  margin:0 auto;
}



/* ロゴブロック（ABOUTページ固有） */
.hero-logo-block{
  position: fixed;
  top: 135px;
  transform: translateY(-50%);
  text-align: left;
  z-index: 1000;
}

@media (min-width:767px){
.hero-logo-block img{
  width: 170px;
  height: auto;
}
.hero-about {
    margin-top: 40px;
    font-size: 14px;
    letter-spacing: 1.6px;
    color: #C9C5C0;
}
}

@media (max-width:767px){
.hero-logo-block img{
  width: 82px;
  height: auto;
}
.hero-logo-block {
    position: relative;
    /* transform: translateY(-50%); */
    text-align: center;
    z-index: 1000;
    margin: 0 auto;
}
.hero-about {
    margin-top: 40px;
    font-size: 11px !important;
    letter-spacing: 1.6px;
    color: #C9C5C0;
    text-align: left;
}
}



.wrap{
  width:76.45%;
  margin:0 auto;
  padding:240px 0 120px;
}

/* =========================================================
   SP用ロゴ
========================================================= */
@media (min-width:768px){
  .contentslogo{ display:none; }
}

.contentslogo img{ width:100%; }

.sub{
  color:#c9c5c0;
}



/* =========================================================
   Tabs
========================================================= */
.tabs{
  display:flex;
  gap:45px;
  margin:0 0 28px;
}

.tabs .tab__menu{
  display:flex;
  gap:45px;
  padding:0;
  margin:0;
  list-style:none;
}

.tab__menu-item{
  list-style:none;
  cursor:pointer;
  color:#c9c5c0;
  letter-spacing:.12em;
  font-size:14px;
}

.tab__menu-item.is-active{
  color:var(--text);
  text-decoration:underline;
  text-underline-offset:6px;
}

/* =========================================================
   Catalog base
========================================================= */
.catalog{
  width:100%;
  max-width:var(--frame-max);
  margin:155px auto 80px 0;
}

.catalog[data-panel]{ display:none; }
.catalog[data-panel].is-show{ display:block; }

.catalog-row{
  display:grid;
  grid-template-columns:var(--label-w) 1fr;
  column-gap:32px;
  align-items:center;
  margin-bottom:30px;
}

.catalog-label{
  font-size:12px;
  letter-spacing:1.5px;
  color:#606463;
  line-height:1.4;
}

/* =========================================================
   JSが動いていない状態でも崩れない構成
   .catalog-sizes と .catalog-images を同じ列数の2段グリッドにする
========================================================= */
.catalog-items{
  display:grid;
  grid-template-rows:auto auto;
  row-gap:0;
  width:max-content;
}

.catalog-sizes,
.catalog-images{
  display:grid;
  grid-template-columns:repeat(4, var(--item-w));
  column-gap:var(--col-gap);
  align-items:end;
}

.catalog-size{
  font-size:12px;
  letter-spacing:1.5px;
  color:#606463;
  line-height:1.4;
  text-align:center;
  min-height:1.4em;
}

.catalog-size:empty,
.catalog-size.is-empty{
  visibility:hidden;
}

.catalog-images a,
.catalog-images span,
.catalog-images img.catalog-img{
  display:block;
}

.catalog-img{
  width:100%;
  max-width:var(--item-w);
  height:auto;
  object-fit:contain;
}

.catalog-img[src=""],
.catalog-img.is-empty{
  visibility:hidden;
}

/* =========================================================
   JSで .catalog-cards に変換された後の見た目
========================================================= */
.catalog-cards{
  display:grid;
  grid-template-columns:repeat(4, var(--item-w));
  column-gap:var(--col-gap);
  row-gap:0;
  width:max-content;
}

.catalog-card{
  display:flex;
  flex-direction:column;
  align-items:center;
}

.catalog-card .card-size{
  font-size:12px;
  letter-spacing:1.5px;
  color:#606463;
  text-align:center;
  line-height:1.4;
  margin:0 0 4px;
  min-height:1.4em;
}

.catalog-card .card-media,
.catalog-card .card-media a{
  display:block;
  width:100%;
}

.catalog-card .catalog-img{
  width:100%;
  max-width:var(--item-w);
  height:auto;
  object-fit:contain;
}

.catalog-card .is-empty{
  visibility:hidden;
}

/* =========================================================
   1400px以下：左に品番、右に2列
========================================================= */
@media (max-width:1400px) and (min-width:768px){

  :root{
    --col-gap:28px;
  }

  .catalog{
    max-width:960px;
    --row-gap:14px;
  }

  .catalog-row{
    grid-template-columns:var(--label-w) 1fr;
    column-gap:16px;
    align-items:center;
  }

  .catalog-items{
    display:grid;
    grid-template-columns:repeat(2, var(--item-w));
    column-gap:var(--col-gap);
    row-gap:0;
    width:max-content;
  }

  .catalog-sizes,
  .catalog-images{
    display:contents;
  }

  /* 1つ目 */
  .catalog-size:nth-child(1){
    grid-column:1;
    grid-row:1;
  }

  .catalog-images > :nth-child(1){
    grid-column:1;
    grid-row:2;
  }

  /* 2つ目 */
  .catalog-size:nth-child(2){
    grid-column:2;
    grid-row:1;
  }

  .catalog-images > :nth-child(2){
    grid-column:2;
    grid-row:2;
  }

  /* 3つ目 */
  .catalog-size:nth-child(3){
    grid-column:1;
    grid-row:3;
    margin-top:8px;
  }

  .catalog-images > :nth-child(3){
    grid-column:1;
    grid-row:4;
  }

  /* 4つ目 */
  .catalog-size:nth-child(4){
    grid-column:2;
    grid-row:3;
    margin-top:8px;
  }

  .catalog-images > :nth-child(4){
    grid-column:2;
    grid-row:4;
  }

  .catalog-size:empty,
  .catalog-images > .is-empty{
    display:none;
  }

  .catalog-cards{
    grid-template-columns:repeat(2, var(--item-w));
  }
}

/* =========================================================
   PC幅：4列
========================================================= */
@media (min-width:1401px){
  .catalog-sizes,
  .catalog-images,
  .catalog-cards{
    grid-template-columns:repeat(4, var(--item-w));
  }
}

/* =========================================================
   SP
========================================================= */
.tab__menu-mobile{ display:none; }

@media (max-width:767px){
main{
  width: 80%;
  margin: 0 auto;
}
  .wrap{
    width:100%;
    margin:0 auto;
    padding:0 0 80px;
  }

  .contentslogo{
    width:100%;
    max-width:82px !important;
    position:relative;
    top:63px;
    left:0;
    margin:0 auto;
    z-index:999;
  }

  .sub{
    font-size:10px;
    padding-top:90px;
    padding-left:50px;
  }

  .has-link-color{
    letter-spacing:1.5px;
  }

  .has-text-color{
    color:#C9C5C0 !important;
  }

  .tabs{
    display:none;
  }

  .catalog{
    max-width:94vw;
    margin:130px auto 80px;
    --row-gap:36px;
  }

  .catalog-row{
    grid-template-columns:1fr;
    row-gap:0;
    padding:14px 0 0;
    border-top:1px solid #e6e6e6;
    width: 85%;
    margin: 0 auto;
  }

  .catalog-row:first-of-type{
    border-top:none;
  }

  .catalog-label{
    margin-bottom:6px;
    text-align: center;
  }

  .catalog-items,
  .catalog-cards{
    width:100%;
  }

  .catalog-sizes,
  .catalog-images,
  .catalog-cards{
    grid-template-columns:1fr;
    column-gap:0;
    row-gap:8px;
  }

  .catalog-img,
  .catalog-card .catalog-img{
    width:100%;
    max-width:100%;
  }

  .catalog-card .card-size{
    margin-bottom:3px;
  }

  .catalog-card:has(.catalog-img.is-empty:only-child),
  .catalog-card:has(.card-media > .catalog-img.is-empty:only-child){
    display:none;
  }

  .tab__menu-mobile{
    display:flex;
    position:fixed;
    left:0;
    right:0;
    bottom:0;
    z-index:999;
    background:#fff;
    border-top:1px solid #ddd;
    padding:12px 16px 10px;
    margin:0;
    list-style:none;
    gap:0;
    flex-wrap:wrap;
  }

  .tab__menu-mobile .tab__menu-item{
    flex:0 0 33.333%;
    margin:6px 0;
    text-align:left;
  }

  .tab__menu-mobile .tab__menu-item a{
    display:block;
    font-size:9.5px;
    letter-spacing:.12em;
    opacity:.6;
    padding:6px 4px;
  }

  .tab__menu-mobile .tab__menu-item.is-active a{
    opacity:1;
    text-decoration:underline;
    text-underline-offset:4px;
  }

  body{
    padding-bottom:96px;
  }
}


.catalog{
  display:none;
}

.catalog.is-show{
  display:block;
}

.menu-lang a,
.lang a{
  text-decoration:none;
  border-bottom:none;
}

.menu-lang a.is-active,
.lang a.is-active{
  text-decoration:underline;
  text-underline-offset:4px;
}


@media (max-width: 767px){

  .catalog-items{
    display: flex;
    flex-wrap: wrap;
    width: 100%;
  }

  .catalog-sizes,
  .catalog-images{
    display: contents;
  }

  .catalog-size,
  .catalog-images a,
  .catalog-images span{
    width: 100%;
    text-align: center;
  }

  .catalog-size:nth-child(1){ order: 1; }
  .catalog-images a:nth-child(1){ order: 2; }

  .catalog-size:nth-child(2){ order: 3; }
  .catalog-images a:nth-child(2){ order: 4; }

  .catalog-size:nth-child(3){ order: 5; }
  .catalog-images a:nth-child(3){ order: 6; }

  .catalog-size:nth-child(4){ order: 7; }
  .catalog-images a:nth-child(4){ order: 8; }

  .catalog-size{
    margin-bottom: 4px;
  }

  .catalog-images a,
  .catalog-images span{
    margin-bottom: 28px;
  }

}

@media (max-width:767px){

  .catalog-label{
    margin-bottom:0;
    line-height:1;
  }

  .catalog-size{
    margin-top:-8px;
    margin-bottom:0;
  }

  .catalog-images a{
    margin-bottom:16px;
  }

}


@media (max-width:767px){

  .catalog-size:empty,
  .catalog-images span.is-empty,
  .catalog-images .is-empty{
    display:none !important;
  }

  .catalog-row{
    padding-top:14px;
    padding-bottom:14px;
  }

  .catalog-label{
    margin-bottom:9.5px !important;
  }

  .catalog-size{
    margin-top:0 !important;
    margin-bottom:4px !important;
  }

  .catalog-images a{
    margin-bottom:0 !important;
  }

}



@media (min-width:767px){

.catalog-label{
  align-self:start;
  padding-top:45px; /* 12～20pxくらいで微調整 */
}
}