.products_banner {
  overflow: hidden;
}
.products_banner .img {
  margin-right: -18.57142857%;
  width: 67.85714286%;
  --h: 69.47368421%;
}
.products_banner .img:hover img {
  transform: scale(1.02);
}
.products_banner .lt {
  flex: 1;
  width: 100%;
  max-width: 63rem;
  display: flex;
  flex-direction: column;
  margin-left: 1.5%;
  padding: 4.8rem 0;
}
.products_banner .head {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.products_banner .head h1 {
  color: #000;
}
.products_banner p {
  font-size: 1.8rem;
  line-height: 2.4rem;
  font-weight: 700;
  margin-top: 2.3rem;
}
.products_banner .btns {
  display: flex;
  flex-wrap: wrap;
  gap: 1.3rem;
  margin-top: 5.4rem;
}
.products_banner .btn {
  min-width: 19rem;
  font-size: 1.8rem;
  padding: 0 1.8rem;
}
.products_nav {
  box-shadow: 0 0 3rem rgba(154, 154, 154, 0.15);
}
.products_nav .nav .nav_list {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem 6.8857143%;
}
.products_nav .nav .nav_list li:first-child {
  margin-left: 4%;
}
.products_nav .nav .nav_item {
  position: relative;
  display: flex;
  align-items: center;
  text-align: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.8rem;
  font-weight: 700;
  transition: all 0.3s;
  padding: 3.8rem 0 3.1rem;
}
.products_nav .nav .nav_item::after {
  position: absolute;
  width: 67.165%;
  max-width: 9rem;
  height: 0.5rem;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%) scaleX(0);
  content: '';
  background-color: var(--primary);
  transition: all 0.3s;
}
.products_nav .nav .nav_item.active::after,
.products_nav .nav .nav_item:hover::after {
  transform: translateX(-50%);
}
.products_advantages {
  background-color: #000;
  padding: 8.4rem 0 10.6rem;
}
.products_advantages > img {
  opacity: 0.23;
}
.products_advantages .head h2 {
  font-size: 4.8rem;
}
.products_advantages .head p {
  margin-left: auto;
  margin-right: auto;
  font-weight: 700;
}
.products_advantages p {
  line-height: 2.4rem;
  max-width: 70.1rem;
  margin-top: 1.9rem;
}
.products_advantages .products_advantages_swiper {
  overflow: hidden;
  border-radius: 1rem;
  max-width: 136.2rem;
  margin: 3.3rem auto 0;
}
.products_advantages .products_advantages_swiper .swiper-slide {
  max-width: 324px;
}
.products_advantages .item {
  display: block;
  height: 100%;
  border-radius: 1rem;
  background-color: #fff;
  padding: 18.8854489% 11.4551084% 18.5758514%;
}
.products_advantages .item h3 {
  font-size: 2.4rem;
  line-height: 2.9rem;
  font-weight: 700;
  max-width: 22rem;
}
.products_advantages .item p {
  font-size: 1.4rem;
  line-height: 2.4rem;
  margin-top: 2.5rem;
  max-width: 25.3rem;
}
.products_quality {
  padding: 19.5rem 0 5.2rem;
}
.products_quality .flex,
.products_quality .products_quality_swiper {
  max-width: 136.2rem;
  margin: 0 auto;
}
.products_quality .head {
  flex: 1;
  width: 100%;
  max-width: 76rem;
  padding-top: 2.3%;
}
.products_quality .head h2 {
  font-size: 4.8rem;
  line-height: 1.1875;
  margin-bottom: 4.8rem;
}
.products_quality p {
  font-size: 1.8rem;
  line-height: 2.4rem;
  margin-top: 2.4rem;
}
.products_quality .cer_lis {
  margin-top: 3.5rem;
}
.products_quality .cer_lis ul {
  display: flex;
  flex-wrap: wrap;
  gap: 2.3rem;
  margin-left: -1.7rem;
}
.products_quality .cer_lis .img {
  height: 10rem;
  width: auto;
}
.products_quality .img.img_aba {
  width: 41.55653451%;
  --h: 109.85915493%;
  border-radius: 2rem;
}
.products_quality .img.img_aba:hover img {
  transform: scale(1.02);
}
.products_quality .products_quality_swiper {
  overflow: hidden;
  border-radius: 1rem;
  margin-top: 9.7rem;
}
.products_quality .products_quality_swiper .swiper-slide {
  max-width: 439px;
}
.products_quality .products_quality_swiper .active .item {
  color: #fff;
}
.products_quality .products_quality_swiper .active .item::before {
  opacity: 1;
}
.products_quality .item {
  position: relative;
  z-index: 2;
  display: block;
  height: 100%;
  border-radius: 1rem;
  overflow: hidden;
  background-color: #f6f7fa;
  transition: all 0.3s;
  padding: 10.7305936% 9.1324201% 6.6210046%;
}
.products_quality .item::before {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  content: '';
  background-image: linear-gradient(to right, var(--primary), var(--secondary) 74.43%);
  z-index: -1;
  pointer-events: none;
  transition: all 0.3s;
  opacity: 0;
}
.products_quality .item h3 {
  font-size: 2.4rem;
  line-height: 2.9rem;
  font-weight: 700;
}
.products_quality .item p {
  margin-top: 2.9rem;
}
.page_products .head h2 {
  font-size: 4.8rem;
}
.page_products p {
  font-size: 1.6rem;
  margin-top: 0.5rem;
}
.page_products .list {
  margin-top: 5rem;
}
.products_application {
  padding: 10.1rem 0 12.8rem;
}
.products_application .head h2 {
  font-size: 4.8rem;
}
.products_application p {
  max-width: 76.2rem;
  line-height: 2.4rem;
  font-weight: 700;
  margin: 1.8rem auto 0;
}
.products_application .items {
  max-width: 136.2rem;
  margin: 4.4rem auto 0;
}
.products_application .items ul {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 5rem 1.83553598%;
}
.products_application .item {
  display: block;
  height: 100%;
}
.products_application .item:hover img {
  transform: scale(1.02);
}
.products_application .item .img {
  padding-bottom: 86.75799087%;
}
.products_application .item .title {
  text-align: center;
  max-width: 26rem;
  font-size: 2.4rem;
  line-height: 3rem;
  font-weight: 700;
  color: var(--title);
  margin: 3.1rem auto 0;
}
.products_certificate {
  padding: 8.1rem 0 13.3rem;
}
.products_certificate p {
  font-size: 2rem;
  font-weight: 700;
  margin-top: 1.8rem;
}
.products_certificate .products_certificate_swiper {
  overflow: hidden;
  max-width: 176.1rem;
  margin: 5rem auto 0;
}
.products_certificate .products_certificate_swiper .swiper-slide {
  max-width: 335px;
}
.products_certificate .certificate_item {
  padding-top: 2.4rem;
  padding-bottom: 2.1rem;
}
.products_certificate .certificate_item .img {
  max-width: 28.1rem;
  border: 1px solid #999999;
}
.products_certificate .certificate_item .title {
  font-size: 1.8rem;
  margin-top: 2.3rem;
}
.products_certificate .swiper_btns.middle {
  top: 49.2%;
}
.page_faqs {
  padding-top: 11.8rem;
  padding-bottom: 15.2rem;
}
.page_faqs .faqs {
  margin-top: 5.3rem;
}
.page_faqs .faq_list .question {
  padding-right: 3.1rem;
  grid-template-columns: 1fr 1.5rem;
}
.page_faqs .faq_list .answer {
  font-size: 1.8rem;
  line-height: 3.15rem;
}
@media screen and (min-width: 769px) and (max-width: 1220px) {
  .products_banner .img {
    width: 50%;
    margin-right: 0;
  }
  .products_nav .nav .nav_list li:first-child {
    margin-left: 0;
  }
}
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .products_nav .nav .nav_list {
    gap: 3rem;
  }
}
@media screen and (min-width: 769px) and (max-width: 896px) {
  .products_advantages .head h2,
  .products_quality .head h2,
  .page_products .head h2 {
    font-size: 4rem;
  }
}
@media screen and (max-width: 768px) {
  .products_banner .flex {
    gap: 0 20px;
  }
  .products_banner .img {
    width: 50%;
    margin-right: -20px;
  }
  .products_banner .lt {
    padding: 20px 0;
    margin: 0;
  }
  .products_banner .head {
    margin-top: 10px;
  }
  .products_banner .btns {
    margin-top: 20px;
    gap: 10px;
  }
  .products_banner .btns .btn {
    margin: 0;
  }
  .products_nav .nav .nav_list {
    width: calc(100% + 40px);
    margin: 0 -20px 0;
    padding: 0 20px;
    overflow-x: auto;
    flex-wrap: nowrap;
    justify-content: unset;
    gap: 20px;
  }
  .products_nav .nav .nav_list::-webkit-scrollbar {
    display: none;
  }
  .products_nav .nav .nav_list li:first-child {
    margin-left: auto;
  }
  .products_nav .nav .nav_list li:last-child {
    margin-right: auto;
  }
  .products_nav .nav .nav_item {
    font-size: 14px;
    padding: 20px 0 22px;
    white-space: nowrap;
  }
  .products_nav .nav .nav_item::after {
    height: 2px;
    bottom: 0;
  }
  .products_advantages {
    overflow: hidden;
    padding: 50px 0;
  }
  .products_advantages .head h2 {
    font-size: 22px;
  }
  .products_advantages .products_advantages_swiper {
    overflow: unset;
    margin-top: 30px;
  }
  .products_advantages .item {
    padding: 20px;
  }
  .products_advantages .item h3 {
    font-size: 18px;
    line-height: 1.5;
  }
  .products_advantages .item p {
    font-size: 14px;
    line-height: 1.5;
    margin-top: 10px;
  }
  .products_quality {
    padding: 50px 0;
    overflow: hidden;
  }
  .products_quality .head {
    padding: 0;
    margin: 0;
  }
  .products_quality .head h2 {
    font-size: 22px;
    line-height: 1.3;
    margin-bottom: 0;
    letter-spacing: unset;
  }
  .products_quality .cer_lis {
    margin-top: 22px;
  }
  .products_quality .cer_lis ul {
    gap: 16px;
    margin-left: 0;
  }
  .products_quality .cer_lis .img {
    height: 50px;
  }
  .products_quality .img.img_aba {
    margin: 0;
    border-radius: 10px;
  }
  .products_quality .products_quality_swiper {
    overflow: unset;
    margin-top: 30px;
  }
  .products_quality .item {
    padding: 20px;
  }
  .products_quality .item h3 {
    font-size: 18px;
    line-height: 1.5;
  }
  .products_quality .item p {
    font-size: 14px;
    line-height: 1.5;
    margin-top: 10px;
  }
  .page_products .head h2 {
    font-size: 22px;
  }
  .page_products .list {
    margin-top: 30px;
  }
  .products_application {
    padding: 50px 0;
  }
  .products_application .head h2 {
    font-size: 22px;
  }
  .products_application .items {
    margin-top: 30px;
  }
  .products_application .items ul {
    gap: 30px 16px;
  }
  .products_application .item .title {
    font-size: 16px;
    line-height: 1.5;
    margin-top: 12px;
  }
  .products_certificate {
    padding: 50px 0;
    overflow: hidden;
  }
  .products_certificate .products_certificate_swiper {
    overflow: unset;
  }
  .products_certificate .products_certificate_swiper .swiper-slide {
    max-width: 170px;
  }
  .products_certificate .certificate_item {
    padding: 14px;
  }
  .products_certificate .certificate_item .title {
    font-size: 14px;
    margin-top: 14px;
  }
  .page_faqs {
    padding: 50px 0;
  }
  .page_faqs .faqs {
    margin-top: 30px;
  }
  .page_faqs .faqs .question {
    grid-template-columns: 1fr 14px;
    padding-right: 20px;
  }
  .page_faqs .faqs .answer {
    font-size: 14px;
    line-height: 1.5;
  }
}
@media screen and (max-width: 576px) {
  .products_banner .img {
    width: calc(100% + 40px);
    margin: 0 -20px;
    order: -1;
  }
  .products_banner .btns {
    display: grid;
  }
  .products_quality .img.img_aba {
    width: 100%;
    order: -1;
  }
  .products_application .items ul {
    grid-template-columns: 1fr 1fr;
  }
}