.product_banner {
  background: url('../img/product/1x/banner_bg.png') no-repeat;
  background-size: cover;
  padding-bottom: 100px;
  padding-top: 121px;
}
.product_banner .head span {
  font-size: 18px;
  color: #029df7;
  text-transform: uppercase;
  margin-left: -2px;
}
.product_banner .head h1 {
  font-size: 48px;
  line-height: 62px;
  margin-top: 5px;
  font-weight: 900;
}
.product_banner p {
  font-size: 16px;
  line-height: 30px;
  margin-top: 33px;
  margin-left: -2px;
  color: #656567;
  width: 76%;
}
.product_banner .left {
  flex: 1;
  max-width: 518px;
}
.product_banner .left .download_btn,
.product_banner .left a {
  position: relative;
  transition: all 0.3s;
}
.product_banner .left .download_btn:hover,
.product_banner .left a:hover{
  padding-left: 44px !important;
}
.product_banner .left .download_btn:hover:after,
.product_banner .left a:hover:after{
  opacity: 0;
}
.product_banner .left .download_btn::after ,
.product_banner .left a::after {
  display: block;
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: 31px;
  width: 20px;
  transition: all 0.3s;
  height: 14px;
  background-color: red;
  background: url('../img/icons/w_right.png') no-repeat;
  background-size: contain;
}
.product_banner .parameter p {
  font-size: 18px;
  line-height: 30px;
  color: black;
  font-weight: 600;
}
.product_banner .right {
  width: 53.2%;
}
.product_banner .productbigimg_swiper {
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  background-color: #fff;
}
.product_banner .productbigimg_swiper .swiper-slide {
  aspect-ratio: 649/508;
}
.product_banner .productbigimg_swiper .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.product_banner .productlist_box {
  position: relative;
  overflow: visible;
}
.product_banner .productlist_box .product_describe_swiper {
  position: absolute;
  width: 125%;
  height: 52px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  justify-content: space-between;
}
.product_banner .productlist_box .product_describe_swiper div {
  background-color: var(--theme_color);
  cursor: pointer;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product_banner .productlist_box .product_describe_swiper div.swiper-button-disabled {
  background-color: #e2e8e8;
  pointer-events: none;
}
.product_banner .productlist_box .product_describe_swiper div.swiper-button-disabled::after {
  filter: none;
}
.product_banner .productlist_box .product_describe_swiper .btn_prev {
  width: 52px;
  height: 52px;
  border-radius: 26px;
  position: relative;
}
.product_banner .productlist_box .product_describe_swiper .btn_prev::after {
  content: '';
  display: block;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 13px;
  background: url('../img/pd-btn.svg') no-repeat;
  background-size: contain;
  transition: all 0.3s;
  filter: contrast(0) brightness(2);
}
.product_banner .productlist_box .product_describe_swiper .btn_next {
  width: 52px;
  height: 52px;
  border-radius: 26px;
  position: relative;
}
.product_banner .productlist_box .product_describe_swiper .btn_next::after {
  content: '';
  display: block;
  top: 50%;
  left: 58%;
  transform: rotate(180deg);
  width: 12px;
  height: 13px;
  background: url('../img/pd-btn.svg') no-repeat;
  background-size: contain;
  transition: all 0.3s;
  filter: contrast(0) brightness(2);
}
.product_banner .productlist_box .product_describe_swiper .btn_next:hover,
.product_banner .productlist_box .product_describe_swiper .btn_prev:hover {
  background-color: #f8824b;
}
.productlist_swiper {
  padding: 20px 2px;
  position: relative;
  overflow: hidden;
}
.productlist_swiper li {
  aspect-ratio: 146/115;
  cursor: pointer;
  box-shadow: 0 0px 10px 3px rgba(0, 0, 0, 0.1);
  border-radius: 5px;
  transition: all 0.3s;
  background-color: #fff;
  overflow: hidden;
  outline: 2px solid transparent;
  width: 146px;
  margin-right: 20px;
}
.productlist_swiper li img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  vertical-align: top;
}
.productlist_swiper li.active {
  outline: 2px solid #029df7;
}
.product_detail {
  padding-top: 30px;
  margin-bottom: 150px;
}
.product_detail .head {
  margin-bottom: 125px;
}
.product_detail .head.sticky{
  position: fixed;
  top: 120px;
  padding-top: 15px;
  padding-bottom: 15px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 100%;
  background-color: white;
  z-index: 99;
}
.product_detail .head.sticky .flex{
  justify-content: center;
}
.product_detail .head li {
  margin-right: 12px;
}
.product_detail .head li a {
  padding: 1px 22px 1px 23px;
  border-radius: 5px;
  color: #878787;
  display: flex;
  line-height: 42px;
  word-spacing: 2px;
  letter-spacing: 0.9px;
  font-weight: 600;
}
.product_detail li.active a,
.product_detail li a:hover {
  background: var(--btnbg_gradient);
  color: #fff;
}
.product_detail .head li:not(:first-child) {
  margin-right: 1px;
}
.product_detail .text {
  flex: 1;
}
.product_detail .text h2 {
  font-size: 48px;
  margin-bottom: 56px;
  font-weight: 900;
}
.product_detail .text strong {
  font-size: 24px;
  line-height: 32px;
  font-weight: 900;
}
.product_detail .text p {
  font-size: 17px;
  line-height: 26px;
  color: #222 !important;
  margin-top: 9px;
  padding-right: 45px;
  word-spacing: 3.3px;  
  font-weight: 400 !important;
}
.product_detail .t2 strong {
  margin-left: 1px;
  letter-spacing: 0.8px;
  word-spacing: 1.2px;
}
.product_detail .t2 p {
  padding-right: 2px ;
}
.product_detail .big-img {
  flex: 1;
}
.product_detail .big-img .img {
  width: 100% !important;
  height: 96%;
  overflow: hidden;
  margin-left: 0 !important;
  margin: 0 !important;
}

.product_detail .big-img .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  margin: 0 !important;
  transform: scale(1) !important;
}
.product_detail .img1 {
  transform: translateY(0) !important;
}
.product_detail .img2 {
  transform: scale(1) !important;
}
.product_detail .img2 img {
  margin-top: 20px;
  margin-left: 104px;
  object-fit: contain;
  transform: scale(1.3);
}
.product_models {
  padding-top: 123px;
  padding-bottom: 196px;
}
.product_models .head h2 {
  font-size: 44px;
  letter-spacing: 1.69px;
  word-spacing: 2.5px;
  margin-bottom: 50px;
  font-weight: 900;
}
.product_models .nav ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 5px;
}
.product_models .nav ul li {
  cursor: pointer;
  transition: all 0.3s;
  color: #757575;
  font-size: 17px;
  position: relative;
  overflow: hidden;
  z-index: 2;
  border-radius: 6px;
  line-height: 2;
  padding: 4px 28px;
  font-weight: 600;
}
.product_models .nav ul li::after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  background-image: var(--btnbg_gradient);
  position: absolute;
  z-index: -1;
  left: 0;
  top: 0;
  transition: all 0.3s;
  opacity: 0;
}
.product_models .nav ul li.active,
.product_models .nav ul li:hover {
  color: #fff;
}
.product_models .nav ul li.active::after,
.product_models .nav ul li:hover::after {
  opacity: 1;
}
.product_models .main {
  margin-top: 58px;
}
.switch-block {
  display: none;
}
.switch-block.active{
  display: block;
}
.product_models .item {
  display: grid;
  align-items: start;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}
.product_models .item .img {
  aspect-ratio: 597/472;
  border-radius: 12px;
  background-color: #f4f4f4;
  margin-bottom: 42px;
}
.product_models .item .img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  vertical-align: top;
}
.product_models table {
  width: 100% !important;
  border-collapse: collapse;
}
.product_models table tr {
  /* border-bottom: 1px solid #b7b7b7; */
}
.product_models table tr td {
  padding: 18px 0 14px 18px;
  font-size: 18px;
  font-weight: 600;
  color: #3a3a3a;
  text-align: center;
  border: 1px solid #b7b7b7;
}
.product_models table tr td:first-child {
  font-size: 17px;
  color: var(--title_color);
  opacity: 0.76;
  text-align: left;
}
.product_models table tr:last-child {
  border-bottom: none;
}
.product_models a {
  margin-top: 28px;
  display: flex;
  align-items: center;
  border-radius: 100px;
  transition: all 0.3s;
  max-width: max-content;
  color: #3a3a3a;
  font-size: 18px;
  font-weight: 600;
  gap: 14px;
  border: 1px solid rgba(58, 58, 58, 0.5);
  line-height: 1.5;
  padding: 10px 34px;
}
.product_models a::before {
  content: '';
  display: block;
  width: 21px;
  height: 21px;
  background: url(../img/table-dl.svg) no-repeat center / contain;
  transition: all 0.3s;
}
.product_models a:hover {
  background-color: var(--theme_color);
  border-color: var(--theme_color);
  color: #fff;
}
.product_models a:hover::before {
  filter: contrast(0) brightness(2);
}
.head li {
  font-size: 17px;
}
li.active a {
  color: #fff;
  background: linear-gradient(to right, #fa4a03, #faaf00);
}
.product_cases {
  padding-top: 136px;
  background: url('../img/back/solutions-bg.png') no-repeat;
  background-size: cover;
  padding-bottom: 160px;
}
.product_cases .img {
  width: 50.082%;
  aspect-ratio: 611/440;
  border-radius: 10px;
  overflow: hidden;
}
.product_cases .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product_cases .head h2 {
  font-size: 48px;
  margin-bottom: 82px;
  font-weight: 900;
}
.product_cases .text {
  margin-right: 2.46%;
  flex: 1;
  max-width: 470px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.product_cases .text .item {
  flex: 1;
}
.product_cases .text strong {
  font-size: 24px;
  letter-spacing: 1.6px;
  font-weight: 900;
}
.product_cases .text p {
  color: #161616;
  font-size: 17px;
  line-height: 26px;
  letter-spacing: 0.85px;
  margin-bottom: 15px;
  margin-top: 12px;
  font-weight: 600;
}
.product_cases .text a {
  font-size: 18px;
  color: #029df7;
}
.product_cases .text a:hover {
  text-decoration: underline;
}
.product_related {
  padding: 150px 0 88px;
}
.product_related h2 {
  color: #222222;
  font-size: 44px;
  font-weight: 900;
  line-height: 62px;
}
.product_related .swiper_box {
  margin-top: 54px;
}
.product_related .swiper_btns {
  width: 98%;
  max-width: 1428px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
}
.product_related .swiper_btns div {
  width: 53px;
  height: 53px;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  transition: all 0.3s;
  opacity: 1;
  cursor: pointer;
  border-radius: 50%;
  background-color: #fb844c;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}
.product_related .swiper_btns div:hover {
  box-shadow: 0 0 10px var(--theme_color);
}
.product_related .swiper_btns div::after {
  content: '';
  display: block;
  width: 8px;
  height: 14px;
  background: url(../img/pd-btn.svg) no-repeat center / contain;
  transition: all 0.3s;
  filter: contrast(0) brightness(2);
}
.product_related .swiper_btns .btn_next {
  left: unset;
  right: 0;
  transform: translateY(-50%) rotate(180deg);
}
.product_related .swiper_btns .swiper-button-disabled {
  pointer-events: none;
  background-color: #e2e8e8;
  box-shadow: none;
}
.product_related .swiper_btns .swiper-button-disabled::after {
  filter: none;
}

.head li a[href="#case"],
.head li a[href="#related"],
.head li a[href="#blog"]
{
  display: none!important;
}