.page_banner::before {
  width: 59.6%;
  background-image: linear-gradient(to right, rgba(0, 0, 0, 0.7) 23.4%, transparent);
}
.page_banner p {
  max-width: 59.8rem;
}
.natural_overview {
  background-image: linear-gradient(to bottom, #f4f4f4, #f7f7f7 70.5%, #f6f6f6);
  padding: 13.8rem 0 15.6rem;
}
.natural_overview .lt {
  width: 35%;
  max-width: 43.1rem;
}
.natural_overview .head .subtitle {
  margin-bottom: 1.8rem;
}
.natural_overview .icon {
  width: 6.5rem;
  height: 6.5rem;
  margin-top: 2.1rem;
}
.natural_overview .desc {
  flex: 1;
  width: 100%;
  max-width: 83.6rem;
  margin-top: 7.6866%;
}
.natural_customer {
  padding: 13.8rem 0 13.5rem;
}
.natural_customer p {
  max-width: 70.5rem;
  margin-top: 2rem;
}
.natural_customer .natural_customer_swiper {
  margin-top: 3.2rem;
}
.natural_customer .natural_customer_swiper .swiper-slide {
  max-width: 320px;
}
.natural_customer .natural_customer_swiper .active .item::after {
  opacity: 1;
}
.natural_customer .item {
  position: relative;
  display: block;
  height: 100%;
  --radius: 2.6rem;
  border-radius: var(--radius);
  border: 1px solid #d3d3d3;
  pointer-events: auto;
  padding: 17.1875% 8.75% 12.5% 9.6875%;
}
.natural_customer .item::after {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  content: '';
  width: calc(100% - 2px);
  height: calc(100% - 2px);
  border-radius: var(--radius);
  border: 2px solid var(--primary);
  transition: all 0.3s;
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 1rem 1rem rgba(193, 201, 209, 0.35);
}
.natural_customer .item .wrap {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
}
.natural_customer .item .order {
  font-size: 1.8rem;
  font-weight: 450;
  color: #666666;
  margin-top: -1.1rem;
}
.natural_customer .item .icon {
  position: relative;
  flex-shrink: 0;
  z-index: 2;
  font-size: 6rem;
  width: 1em;
  height: 1em;
  display: flex;
  margin: 0.31667em 0 0 0.4333em;
}
.natural_customer .item .icon::before {
  position: absolute;
  width: 123.33%;
  padding-bottom: 123.33%;
  border-radius: 50%;
  content: '';
  left: -0.4333em;
  top: -0.31667em;
  background-image: linear-gradient(to bottom, #f8a3a3, #fef1ed 60%, transparent);
  mask: radial-gradient(transparent 40%, #000 40%);
  z-index: -1;
}
.natural_customer .item .info {
  margin-top: 31.27413127%;
}
.natural_customer .item .info h3 {
  font-size: 2.6rem;
  font-weight: 600;
}
.natural_customer .item .info p {
  line-height: 2.6rem;
  color: #606060;
  max-width: 24.6rem;
  margin-right: -1rem;
  margin-top: 1.2rem;
}
.natural_process {
  background-image: linear-gradient(to bottom, #f4f4f4, #f7f7f7 72%, #f6f6f6);
  padding: 13.8rem 0 13.4rem;
}
.natural_process .process {
  margin-top: 5.1rem;
}
.natural_process .process svg {
  width: 100%;
}
.natural_process .process .process_btn {
  cursor: pointer;
}
.natural_process .flex {
  margin-top: 13.9rem;
}
.natural_process .swiper_head .title {
  display: none;
  font-size: 4.2rem;
  font-weight: 600;
}
.natural_process .swiper_head .title.active {
  display: block;
}
.natural_process .nav {
  max-width: 100%;
  margin-bottom: 1rem;
}
.natural_process .nav .nav_item {
  min-width: 6.944em;
}
.natural_process .list {
  margin-top: 2.7rem;
}
.natural_process .list .swiper_box {
  display: none;
}
.natural_process .list .swiper_box.active {
  display: block;
}
.natural_process .natural_process_swiper .swiper-slide {
  max-width: 433px;
}
.natural_services {
  padding: 15rem 0 4.2rem;
}
.natural_services .img {
  width: 47.76119403%;
  --h: 84.375%;
  border-radius: 1.4rem;
}
.natural_services .img + .head {
  max-width: 53.8rem;
}
.natural_services .head {
  flex: 1;
  width: 100%;
  padding-bottom: 1rem;
}
.natural_services .head .subtitle {
  margin-bottom: 1.9rem;
}
.natural_services .head ul {
  font-size: 2rem;
  font-weight: 600;
  color: #191919;
  display: grid;
  grid-template-columns: 1fr 1fr;
  counter-reset: num;
  margin-top: 2.5rem;
  gap: 2.1rem 5.39%;
}
.natural_services .head ul li {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  padding: 1.5rem 0;
  border-bottom: 1px solid #dbdddd;
  gap: 1rem;
}
.natural_services .head ul li::before {
  color: var(--primary);
  counter-increment: num;
  content: counter(num);
  min-width: 1.2em;
}
.natural_services .head ul li:nth-child(-n+9)::before {
  content: '0' counter(num);
}
.natural_services p {
  margin-top: 1.9rem;
}
.natural_start {
  padding: 4.3rem 0 7rem;
  overflow: hidden;
}
.natural_start .flex {
  position: relative;
  z-index: 2;
  min-height: 27.9rem;
  padding: 4rem 0;
}
.natural_start .flex::before {
  position: absolute;
  width: 100vw;
  height: 100%;
  left: -10.821%;
  top: 0;
  content: '';
  z-index: -1;
  pointer-events: none;
  background-color: #f8f8f8;
  border-radius: 14rem;
}
.natural_start .text {
  flex: 1;
  max-width: 67.5rem;
  padding-top: 2px;
}
.natural_start .text h2 {
  font-size: 4.2rem;
  line-height: 1.28571429;
}
.natural_start p {
  margin-top: 1.7rem;
}
.natural_start .float_mask .img3 {
  width: 16%;
  max-width: 21.4rem;
  left: 56.0447761%;
  bottom: -24.7311828%;
}
.natural_case {
  padding: 7rem 0 13.5rem;
}
.natural_case .head .subtitle {
  margin-bottom: 1.9rem;
}
.natural_case p {
  max-width: 56.7rem;
  margin-top: 1.9rem;
}
.natural_case .natural_case_swiper {
  margin-top: 3.1rem;
}
.natural_case .natural_case_swiper .swiper-slide {
  max-width: 434px;
}
.natural_case .natural_case_swiper .active .item::after {
  opacity: 1;
}
.natural_case .item {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  border-radius: var(--radius);
  --radius: 1rem;
  border: 1px solid var(--border);
}
.natural_case .item:hover img {
  transform: scale(1.02);
}
.natural_case .item::after {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  content: '';
  width: calc(100% - 2px);
  height: calc(100% - 2px);
  border-radius: var(--radius);
  border: 2px solid var(--primary);
  transition: all 0.3s;
  opacity: 0;
  pointer-events: none;
  box-shadow: var(--shadow);
}
.natural_case .item .img {
  padding-bottom: 66.05335164%;
  border-radius: var(--radius) var(--radius) 0 0;
  margin: -1px;
}
.natural_case .item .info {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 6.7212089% 6.9529747%;
}
.natural_case .item .info .title {
  font-size: 2.4rem;
  line-height: 1.41666667;
  font-weight: 500;
  max-width: 35rem;
  min-height: 6.8rem;
}
.natural_case .item .info .desc {
  font-weight: 450;
  line-height: 2.8rem;
  color: rgba(96, 96, 96, 0.85);
  margin-top: 1.2rem;
  margin-bottom: auto;
}
.natural_case .item .features {
  border-top: 1px solid var(--border);
  padding-top: 2.1rem;
  margin-top: 3.2rem;
}
.natural_case .item .features ul {
  display: flex;
  flex-wrap: wrap;
  max-width: 33.7rem;
  gap: 2rem;
}
.natural_case .item .features li {
  flex: 1;
}
.natural_case .item .features li strong {
  font-size: 2.6rem;
  font-weight: 600;
  color: var(--primary);
}
.natural_case .item .features li p {
  font-size: 1.4rem;
  font-weight: 450;
  color: #666666;
  margin-top: 0.4rem;
}
.natural_case .swiper_btns.middle {
  top: 52.3%;
}
.page_advantages2 {
  padding-top: 13.8rem;
}
.page_advantages2 .items {
  margin-top: 4.6rem;
}
.natural_product {
  padding-top: 13.8rem;
  padding-bottom: 13.6rem;
}
@media screen and (min-width: 769px) and (max-width: 1220px) {
  .natural_start .flex::before {
    left: -2rem;
  }
  .natural_start .flex {
    padding-left: 2rem;
  }
}
@media screen and (min-width: 769px) and (max-width: 896px) {
  .natural_start .text h2 {
    font-size: 3rem;
  }
}
@media screen and (max-width: 768px) {
  .page_banner::before {
    width: 100%;
  }
  .natural_overview {
    padding: 40px 0;
  }
  .natural_overview .flex {
    display: block;
  }
  .natural_overview .lt {
    width: 100%;
    display: flex;
    flex-direction: column;
  }
  .natural_overview .head .subtitle {
    margin-bottom: 8px;
  }
  .natural_overview .icon {
    width: 40px;
    height: 40px;
    margin-top: 0;
    order: -1;
    margin-bottom: 20px;
  }
  .natural_overview .desc {
    margin-top: 12px;
  }
  .natural_customer {
    padding: 50px 0;
    overflow: hidden;
  }
  .natural_customer .swiper_content {
    overflow: unset;
    padding: 0 20px;
  }
  .natural_customer .natural_customer_swiper {
    margin-top: 30px;
  }
  .natural_customer .item {
    --radius: 10px;
    padding: 20px;
  }
  .natural_customer .item .order {
    margin: 0;
    font-size: 14px;
  }
  .natural_customer .item .icon {
    font-size: 40px;
  }
  .natural_customer .item .info {
    margin-top: 20px;
  }
  .natural_customer .item .info h3 {
    font-size: 18px;
  }
  .natural_customer .item .info p {
    line-height: 1.5;
    margin: 10px 0 0;
  }
  .natural_process {
    padding: 50px 0;
  }
  .natural_process .process {
    width: calc(100% + 40px);
    margin: 30px -20px 0;
    padding: 0 20px;
    overflow-x: auto;
  }
  .natural_process .process::-webkit-scrollbar {
    display: none;
  }
  .natural_process .process svg {
    min-width: 700px;
  }
  .natural_process .flex {
    margin-top: 30px;
  }
  .natural_process .swiper_head .title {
    font-size: 20px;
  }
  .natural_process .nav {
    margin: 0;
  }
  .natural_process .list {
    margin-top: 10px;
  }
  .natural_process .list .swiper_btns.middle {
    display: none;
  }
  .natural_process .natural_process_swiper .swiper-slide {
    max-width: 323px;
  }
  .natural_services {
    padding: 50px 0 30px;
  }
  .natural_services .img {
    border-radius: 10px;
  }
  .natural_services .head {
    padding: 0;
  }
  .natural_services .head .subtitle {
    margin-bottom: 8px;
  }
  .natural_services .head ul {
    font-size: 14px;
    margin-top: 12px;
    gap: 16px;
  }
  .natural_services .head ul li {
    padding: 10px 0;
    gap: 8px;
  }
  .natural_start {
    padding: 30px 0;
  }
  .natural_start .flex {
    min-height: unset;
    padding: 40px 0;
    padding-left: 20px;
  }
  .natural_start .flex::before {
    width: 200vw;
    left: -10px;
    border-radius: 85px;
  }
  .natural_start .text {
    padding: 0;
  }
  .natural_start .text h2 {
    font-size: 22px;
  }
  .natural_case {
    padding: 50px 0;
  }
  .natural_case .head .subtitle {
    margin-bottom: 8px;
  }
  .natural_case .natural_case_swiper {
    margin-top: 20px;
  }
  .natural_case .natural_case_swiper .swiper-slide {
    max-width: 323px;
  }
  .natural_case .item .info {
    padding: 20px;
  }
  .natural_case .item .info .title {
    font-size: 18px;
    min-height: 51px;
  }
  .natural_case .item .info .desc {
    line-height: 1.5;
    margin-top: 10px;
  }
  .natural_case .item .info .features {
    padding-top: 14px;
    margin-top: 20px;
  }
  .natural_case .item .info .features li strong {
    font-size: 20px;
  }
  .natural_case .item .info .features li p {
    font-size: 13px;
    margin-top: 5px;
  }
  .natural_case .swiper_btns.middle {
    margin-top: 20px;
  }
  .page_advantages2 {
    padding-top: 50px;
  }
  .page_advantages2 .items {
    margin-top: 30px;
  }
  .natural_product {
    padding: 50px 0;
  }
}
@media screen and (max-width: 576px) {
  .natural_services .img {
    width: 100%;
  }
  .natural_start .flex {
    flex-direction: column;
    align-items: flex-start;
    padding-left: 0;
  }
  .natural_start .flex::before {
    border-radius: 30px;
  }
}