.product_banner {
  position: relative;
  max-width: 256rem;
  margin: 0 auto;
}
.product_banner .content {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
}
.product_banner .head {
  color: #fff;
  margin-bottom: 2.4rem;
}
.product_banner .head h1 span {
  color: #fff;
}
.product_banner .head p {
  font-size: 2.6rem;
  margin-top: 1.8rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.6);
}
.product_banner .head .btn {
  margin-top: 4rem;
  box-shadow: none;
}
.product_banner .breadcrumbs {
  text-transform: uppercase;
  margin-bottom: 1.6rem;
  letter-spacing: 0.125em;
}
.product_banner .breadcrumbs span span::after {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  margin: 0 1.4rem;
  filter: contrast(0) brightness(2);
  transform: translateY(-2px) rotate(-90deg);
  background: url(../img/icon-select.svg) no-repeat center / contain;
}
.product_banner .breadcrumbs span span:last-child::after {
  display: none;
}
.product_banner .breadcrumbs a {
  transition: all 0.3s;
}
.product_banner .breadcrumbs a:hover {
  color: var(--primary);
}
.product_detail {
  padding: 15.6rem 0 4.2rem;
}
.product_detail .lt {
  width: 41.666667%;
}
.product_detail .product_detail_swiper {
  overflow: hidden;
  border-radius: 1.4rem;
  background-color: #f5f5f7;
}
.product_detail .product_detail_swiper .img {
  display: block;
  padding-bottom: 80%;
}
.product_detail .product_detail_thumb_swiper {
  overflow: hidden;
  margin-top: 4.2rem;
}
.product_detail .product_detail_thumb_swiper .img {
  border-radius: 0.8rem;
  padding-bottom: 80.246914%;
  border: 2px solid #f5f5f7;
  transition: all 0.3s;
  cursor: pointer;
  overflow: hidden;
}
.product_detail .product_detail_thumb_swiper .swiper-slide-thumb-active .img {
  border-color: var(--primary);
}
.product_detail .rt {
  flex: 1;
  max-width: 84rem;
  padding-bottom: 8px;
}
.product_detail .head h1,
.product_detail .head strong {
  display: block;
  font-size: 5.2rem;
  line-height: 1.2;
  font-weight: 700;
  text-transform: uppercase;
}
.product_detail .head p {
  color: var(--text);
  margin-top: 1.2rem;
}
.product_detail .attrs {
  margin-top: 4.6rem;
  padding-top: 1rem;
  border-top: 1px solid #ececef;
}
.product_detail .attrs .attr {
  margin-top: 1.8rem;
}
.product_detail .attrs span {
  color: var(--text);
  font-weight: 500;
}
.product_detail .attrs b {
  font-weight: normal;
}
.product_detail .attrs .options {
  padding: 1.4rem 0 2.5rem;
}
.product_detail .attrs .options ul {
  gap: 1.2rem;
  display: flex;
  flex-wrap: wrap;
}
.product_detail .attrs .options li {
  width: 8.3rem;
  height: 8.3rem;
  font-size: 2.8rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: all 0.3s;
  border-radius: 1rem;
  border: 2px solid #f3f4f6;
  background-color: #f3f4f6;
}
.product_detail .attrs .options li:hover,
.product_detail .attrs .options li.active {
  background-color: #fff;
}
.product_detail .attrs .options li.active {
  border-color: var(--primary);
}
.product_detail .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 6.4rem;
  min-width: 54.761905%;
  margin-top: 3.8rem;
}
.product_detail .btn:hover::after {
  transform: translateX(5px);
}
.product_detail .btn::after {
  content: '';
  display: block;
  width: 1.6rem;
  height: 1.6rem;
  margin: 0 1.2rem;
  transition: all 0.3s;
  background: url(../img/arrow-line-r-w.svg) no-repeat center / contain;
}
.product_detail .img i {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  transition: all .3s;
  width: max(10%, 42px);
  padding-bottom: max(10%, 42px);
  background: url(../img/icon-play.svg) no-repeat center / 26% var(--primary);
  cursor: pointer;
}
.product_detail .img i:hover {
  transform: translate(-50%, -50%) scale(1.1);
}
.product_specs {
  padding-bottom: 7.5rem;
}
.product_specs h2 {
  padding-top: 2rem;
  font-weight: 2.4rem;
  text-transform: uppercase;
  border-top: 1px solid #ececef;
}
@media screen and (min-width: 577px) {
  .product_specs table {
    display: block;
    border-radius: 1.4rem;
    border: 1px solid #ececef;
    margin-top: 2.4rem;
    overflow: hidden;
    padding-top: 4px;
  }
  .product_specs table tbody {
    display: block;
    column-count: 2;
    column-gap: 4.76758%;
  }
  .product_specs table tr {
    display: grid;
    align-items: start;
    grid-template-columns: 41.75% 1fr;
    border-bottom: 1px solid #ececef;
  }
  .product_specs table th {
    color: var(--text);
    font-weight: 700;
    text-align: left;
    padding: 0.9rem 2rem;
  }
  .product_specs table td {
    font-weight: 600;
    padding: 0.9rem;
  }
}
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .product_banner .img {
    height: 400px;
  }
}
@media screen and (max-width: 768px) {
  .product_banner .breadcrumbs {
    font-size: 14px;
  }
  .product_banner .breadcrumbs span span::after {
    margin: 0 8px;
  }
  .product_banner .head {
    margin: 0;
  }
  .product_banner .head p {
    font-size: 16px;
    margin-top: 12px;
  }
  .product_banner .head .btn {
    margin-top: 15px;
  }
  .product_detail {
    padding: 50px 0 20px;
  }
  .product_detail .product_detail_thumb_swiper {
    margin-top: 20px;
  }
  .product_detail .rt {
    padding: 0;
  }
  .product_detail .head h1,
  .product_detail .head strong {
    font-size: 22px;
  }
  .product_detail .attrs {
    margin-top: 20px;
    padding-top: 0;
  }
  .product_detail .attrs .attr {
    margin-top: 10px;
  }
  .product_detail .attrs .options {
    padding: 10px 0;
  }
  .product_detail .attrs .options li {
    width: 50px;
    height: 50px;
    font-size: 16px;
    border-radius: 8px;
  }
  .product_detail .btn {
    margin-top: 20px;
    line-height: 42px;
  }
  .product_specs {
    padding: 20px 0 50px;
  }
  .product_specs table {
    font-size: 13px;
  }
  .product_specs table th {
    padding: 8px 15px;
  }
  .product_specs table td {
    padding: 8px;
  }
}
@media screen and (max-width: 576px) {
  .product_banner .img {
    height: 300px;
  }
  .product_detail .flex {
    display: block;
  }
  .product_detail .lt {
    width: 100%;
    margin-bottom: 30px;
  }
  .product_specs table {
    display: block;
    overflow: auto;
    border-radius: 10px;
    border: 1px solid #ececef;
    margin-top: 10px;
  }
  .product_specs table tr {
    border-bottom: 1px solid #ececef;
  }
  .product_specs table th {
    padding: 10px;
    text-align: left;
  }
  .product_specs table td {
    padding: 10px;
  }
}