.item-detail-section{
  background:#f5f5f5;
  color:#111;
  padding:56px 0 100px;
}

.item-detail-wrap{
  width:min(1400px, calc(100% - 80px));
  margin:0 auto;
  display:grid;
  grid-template-columns:minmax(0, 1.2fr) minmax(360px, 0.9fr);
  gap:64px;
  align-items:start;
}

.item-detail-media{
  display:grid;
  grid-template-columns:84px minmax(0, 1fr);
  gap:22px;
  align-items:start;
}

.item-detail-thumbs{
  display:flex;
  flex-direction:column;
  gap:14px;
}

.item-detail-thumb{
  width:84px;
  aspect-ratio:1 / 1;
  border:1px solid #ddd;
  background:#fff;
  padding:0;
  cursor:pointer;
  overflow:hidden;
  transition:.2s ease;
}

.item-detail-thumb.is-active{
  border-color:#111;
}

.item-detail-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.item-detail-main{
  background:#fff;
  border:1px solid #e5e5e5;
  padding:24px;
}

.item-detail-main img{
  width:100%;
  display:block;
  aspect-ratio:1 / 1;
  object-fit:contain;
}

.item-detail-info{
  padding-top:6px;
}

.item-detail-category{
  margin:0 0 10px;
  font-size:14px;
  letter-spacing:.08em;
  color:#555;
}

.item-detail-title{
  margin:0 0 18px;
  font-size:40px;
  line-height:1.2;
  font-weight:700;
}

.item-detail-price{
  margin:0 0 20px;
  font-size:42px;
  font-weight:700;
  line-height:1.1;
  letter-spacing:.02em;
  color:#111;
}

.item-detail-price span{
  margin-left:8px;
  font-size:14px;
  font-weight:500;
  color:#666;
}

.item-detail-divider{
  border-top:1px solid #ddd;
  margin:0 0 24px;
}

.item-detail-description{
  margin-top:28px;
  font-size:16px;
  line-height:2;
  color:#222;
}

.item-detail-qty{
  margin-top:28px;
}

.item-detail-qty__label{
  margin:0 0 10px;
  font-size:14px;
}

.item-detail-qty__box{
  display:flex;
  align-items:center;
  width:132px;
  border:1px solid #ddd;
  background:#fff;
}

.item-detail-qty__btn{
  width:42px;
  height:42px;
  border:none;
  background:#fff;
  font-size:20px;
  cursor:pointer;
}

.item-detail-qty__box input{
  width:48px;
  height:42px;
  border:none;
  text-align:center;
  font-size:16px;
  background:#fff;
}

.item-detail-actions{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin-top:26px;
}

.item-detail-btn{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:58px;
  width:100%;
  text-decoration:none;
  font-size:15px;
  letter-spacing:.08em;
  transition:.2s ease;
}

.item-detail-btn--line{
  border:1px solid #111;
  background:#fff;
  color:#111;
}

.item-detail-btn--solid{
  border:1px solid #111;
  background:#111;
  color:#fff;
}

.item-detail-btn:hover{
  opacity:.86;
}

@media (max-width: 980px){
  .item-detail-wrap{
    width:min(100%, calc(100% - 32px));
    grid-template-columns:1fr;
    gap:36px;
  }

  .item-detail-media{
    grid-template-columns:64px minmax(0, 1fr);
    gap:14px;
  }

  .item-detail-thumb{
    width:64px;
  }

  .item-detail-title{
    font-size:30px;
  }

  .item-detail-price{
    font-size:34px;
  }
}

@media (max-width: 640px){
  .item-detail-section{
    padding:28px 0 72px;
  }

  .item-detail-wrap{
    width:min(100%, calc(100% - 24px));
  }

  .item-detail-media{
    display:flex;
    flex-direction:column-reverse;
    gap:12px;
  }

  .item-detail-thumbs{
    flex-direction:row;
    overflow-x:auto;
    gap:10px;
  }

  .item-detail-thumb{
    flex:0 0 64px;
  }

  .item-detail-main{
    padding:12px;
  }

  .item-detail-title{
    font-size:24px;
  }

  .item-detail-price{
    font-size:30px;
  }

  .item-detail-price span{
    font-size:12px;
  }

  .item-detail-description{
    font-size:15px;
    line-height:1.9;
  }
}