.product_show {
  background-image: linear-gradient(to bottom, var(--bg), transparent 115.5%);
  padding: 15.6rem 0 6.4rem;
  overflow: hidden;
}
.product_show .flex {
  margin-top: 4.4rem;
}
.product_show .lt {
  position: relative;
  width: 54.8551%;
}
.product_show .lt .img {
  padding-bottom: 62.88%;
}
.product_show .lt .img:hover img {
  transform: scale(1.02);
}
.product_show .lt .spec {
  margin-top: 5.4rem;
  color: #161616;
}
.product_show .lt .spec ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
}
.product_show .lt .spec li {
  min-width: 39.2%;
}
.product_show .lt .spec .num {
  font-size: 3.2rem;
  font-weight: 600;
  letter-spacing: 0.08rem;
}
.product_show .lt .spec .label {
  font-size: 1.8rem;
  opacity: 0.6;
  margin-top: 1.3rem;
}
.product_show .lt .float {
  width: 18.76%;
  padding-bottom: 19.5%;
  position: absolute;
  left: -31%;
  bottom: 10.76%;
  border-radius: 1rem;
  content: '';
  z-index: -1;
  background-image: linear-gradient(to bottom, var(--primary), transparent);
  opacity: 0.21;
  transform: var(--skewX2);
}
.product_show .head {
  position: relative;
  flex: 1;
  width: 100%;
  max-width: 50.9rem;
  color: #161616;
  padding-top: 2.1%;
}
.product_show .head h1 {
  font-size: 5rem;
  line-height: 1.28;
}
.product_show .head p {
  color: rgba(25, 25, 25, 0.8);
  margin-top: 2.2rem;
}
.product_show .head ul {
  font-size: 1.8rem;
  margin-top: 3.9rem;
}
.product_show .head ul li + li {
  margin-top: 1.6rem;
}
.product_show .head ul li {
  position: relative;
  padding-left: 3.6rem;
}
.product_show .head ul li::before {
  width: 2.1rem;
  height: 2.1rem;
  position: absolute;
  background: url("../img/gou-full.svg") no-repeat center / contain;
  content: '';
  left: 0;
  top: 0;
}
.product_show .head .btns {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2.5rem;
  margin-top: 8.9rem;
}
.product_show .head .btns .btn,
.product_show .head .btns .btn_line {
  margin-top: 0;
}
.product_show .head .float {
  width: 16.31%;
  padding-bottom: 19.45%;
  position: absolute;
  right: -32.3%;
  top: 2.8%;
  border-radius: 0.6rem;
  content: '';
  background-image: linear-gradient(to bottom, var(--secondary), transparent);
  opacity: 0.21;
  transform: var(--skewX2);
}
.product_specs {
  background-color: var(--bg2);
  padding: 13.6rem 0 13.7rem;
}
.product_specs .flex {
  margin-top: 3rem;
}
.product_specs .img {
  width: 45.0725%;
  height: auto;
}
.product_specs .img:hover img {
  transform: scale(1.02);
}
.product_specs .rt {
  flex: 1;
  width: 100%;
}
.product_features .rt{
  padding-left: 2.8rem !important;
}
.product_specs .img + .rt {
  max-width: 67.5rem;
}
.product_specs table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1.8rem;
}
.product_specs table th {
  font-size: 1.6rem;
  font-weight: 600;
  line-height: 1.5;
  color: #ffffff;
  background-color: #1a5fa8;
  border: 1px solid #1a5fa8;
  padding: 1.2rem 1.6rem;
  text-align: left;
  vertical-align: middle;
  white-space: nowrap;
}
.product_specs table td {
  font-size: 1.8rem;
  line-height: 1.6;
  font-weight: 500;
  color: #333333;
  border: 1px solid #dddddd;
  padding: 1.2rem 1.6rem;
  vertical-align: middle;
}
.product_specs table tbody tr:nth-child(even) td {
  background-color: #f5f8fc;
}

.product_specs table td:first-child {
  font-weight: 500;
  color: #444444;
}
.product_specs .btn_i {
  margin-top: 3.2rem;
  gap: 2.7rem;
}
.product_specs .btn_i i::after {
  background-image: url("../img/icon-download-w.svg");
  background-size: 36%;
  transform: rotate(0);
}
.product_application {
  padding: 13.3rem 0 14.8rem;
}
.product_application .flex {
  margin-top: 5rem;
}
.product_application .flex .rt {
  width: 46.4493%;
}
.product_application .flex .lt {
  flex: 1;
  width: 100%;
  max-width: 64rem;
}
.product_application .product_application_swiper {
  overflow: hidden;
  border-radius: 2rem;
}
.product_application .product_application_swiper .img {
  padding-bottom: 79.7191888%;
}
.product_application .product_application_swiper .img:hover img {
  transform: scale(1.02);
}
.product_application .item {
  border-bottom: 1px solid #dbdddd;
}
.product_application .item.active .title {
  font-weight: 600;
  color: #161616;
}
.product_application .item.active .title .icon {
  filter: unset;
}
.product_application .item.active .title i::before,
.product_application .item.active .title i::after {
  background-color: var(--secondary);
}
.product_application .item.active .title i::after {
  transform: rotate(45deg);
  opacity: 0;
}
.product_application .item .title {
  display: grid;
  grid-template-columns: 6rem 1fr auto;
  cursor: pointer;
  align-items: center;
  font-size: 2.8rem;
  font-weight: 500;
  color: var(--text);
  transition: all 0.3s;
  gap: 3.1rem;
  padding: 1.8rem 0 1.5rem;
  letter-spacing: 0.055rem;
}
.product_application .item .title .icon {
  padding-bottom: 100%;
  filter: contrast(0) brightness(0.7);
  transition: all 0.3s;
}
.product_application .item .title i {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.9rem;
  height: 1.9rem;
}
.product_application .item .title i::before,
.product_application .item .title i::after {
  position: absolute;
  width: 100%;
  height: 2px;
  content: '';
  background-color: var(--text);
  transition: all 0.3s;
}
.product_application .item .title i::after {
  width: 2px;
  height: 100%;
}
.product_application .item .desc {
  display: none;
  padding-left: 8.6rem;
  padding-bottom: 2.7rem;
  margin-top: -0.9rem;
}
.product_application .item .desc p {
  font-size: 1.8rem;
  line-height: 3rem;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 3;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}
.product_application .item .desc .btn_i {
  margin-top: 2rem;
}
.product_related {
  padding: 10.1rem 0 12.4rem;
}
.product_related .product_related_swiper {
  overflow: hidden;
  margin: 6.6rem -3rem 0;
  padding: 1.5rem 3rem 4rem;
}
.product_related .product_related_swiper .swiper-slide {
  max-width: 440px;
}
.product_related p.center:has(.btn) {
  margin-top: 0.7rem;
}
.product_related p.center:has(.btn) .btn {
  gap: 2.1rem;
  padding: 0 3.7rem;
}
.product_related .swiper_btns {
  top: 57%;
}
@media screen and (max-width: 768px) {
  .product_show {
    padding: 20px 0 50px;
  }
  .product_show .flex {
    margin-top: 30px;
  }
  .product_show .lt {
    width: 48%;
  }
  .product_show .lt .spec {
    margin-top: 20px;
  }
  .product_show .lt .spec ul {
    gap: 20px;
  }
  .product_show .lt .spec .num {
    font-size: 18px;
    letter-spacing: unset;
  }
  .product_show .lt .spec .label {
    font-size: 14px;
    margin-top: 10px;
  }
  .product_show .head {
    padding: 0;
  }
  .product_show .head h1 {
    font-size: 25px;
    line-height: 1.3;
  }
  .product_show .head p {
    margin-top: 12px;
  }
  .product_show .head ul {
    margin-top: 14px;
    font-size: 14px;
  }
  .product_show .head ul li + li {
    margin-top: 10px;
  }
  .product_show .head ul li {
    padding-left: 25px;
  }
  .product_show .head ul li::before {
    width: 14px;
    height: 14px;
    top: 2px;
  }
  .product_show .head .btns {
    margin-top: 20px;
    gap: 10px;
  }
  .product_specs {
    padding: 50px 0;
  }
  .product_specs .flex {
    margin-top: 30px;
  }
  .product_specs table td {
    font-size: 14px;
    line-height: 1.4;
    padding: 14px 0;
  }
  .product_specs .btn_i {
    margin-top: 20px;
    gap: 12px;
  }
  .product_application {
    padding: 50px 0;
  }
  .product_application .flex {
    margin-top: 30px;
  }
  .product_application .product_application_swiper {
    border-radius: 10px;
  }
  .product_application .item .title {
    font-size: 18px;
    gap: 12px;
    padding: 14px 0;
    letter-spacing: unset;
    grid-template-columns: 40px 1fr auto;
  }
  .product_application .item .title i {
    width: 12px;
    height: 12px;
  }
  .product_application .item .desc {
    padding-left: 52px;
    margin-top: 0;
    padding-bottom: 20px;
  }
  .product_application .item .desc p {
    font-size: 14px;
    line-height: 1.5;
  }
  .product_application .item .desc .btn_i {
    margin-top: 20px;
  }
  .product_related {
    padding: 50px 0;
    overflow: hidden;
  }
  .product_related .product_related_swiper {
    overflow: unset;
    margin: 30px 0 0;
    padding: 0;
  }
  .product_related .product_related_swiper .swiper-slide {
    max-width: 314px;
  }
  .product_related p.center:has(.btn) {
    margin-top: 40px;
  }
  .product_related p.center:has(.btn) .btn {
    gap: 12px;
    padding: 0 20px;
  }
  .product_features .rt{
    padding-left: 0 !important;
  }
}
@media screen and (max-width: 576px) {
  .product_show .lt {
    width: 100%;
  }
  .product_specs .img {
    width: 100%;
  }
  .product_application .flex .rt {
    width: 100%;
  }
  .product_specs .img + .rt {
    max-width: 100%;
  }
}