.system_banner {
  max-width: 256rem;
  margin: 0 auto;
}
.system_banner::before {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  content: '';
  z-index: -1;
  pointer-events: none;
  background-image: linear-gradient(to right, #000 -3%, transparent);
}
.system_banner .flex {
  height: 100vh;
  max-height: 76.7rem;
  min-height: max-content;
  padding: 7rem 0;
}
.system_banner .head {
  color: #fff;
  width: 70%;
  max-width: 85rem;
  padding-top: 0.8rem;
}
.system_banner .head .subtitle {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 3.2rem;
  font-weight: 500;
  letter-spacing: 0.111em;
}
.system_banner .head h1 {
  font-size: 6.441rem;
  line-height: 1.0417637;
  font-weight: 700;
}
.system_banner .head h1 span {
  background: linear-gradient(to right, var(--primary), var(--primary)) no-repeat bottom 0.26em left / 100% 0.11em;
}
.system_banner .head p {
  color: rgba(255, 255, 255, 0.84);
  max-width: 59.4rem;
  margin-top: 3.1rem;
  font-weight: 300;
  letter-spacing: 0.0055em;
}
.system_banner .btns {
  display: flex;
  flex-wrap: wrap;
  gap: 3.8rem;
  margin-top: 4.4rem;
}
.system_banner .btns .btn {
  line-height: 5.6rem;
  padding-top: 0;
  min-width: 24.1rem;
}
.system_machine {
  color: #0a0a0a;
  padding: 11.6rem 0 15.2rem;
}
.system_machine .head {
  gap: 2px 3rem;
}
.system_machine .head .subtitle {
  width: 100%;
  letter-spacing: 0.061em;
}
.system_machine .head h2 {
  width: 45%;
  max-width: 58.1rem;
}
.system_machine .head p {
  flex: 1;
  max-width: 72.1rem;
  margin-top: 3.8rem;
}
.system_machine .system_machine_swiper {
  overflow: hidden;
  margin-top: 5.6rem;
  border-radius: 0.8rem;
}
.system_machine .system_machine_swiper .swiper-slide {
  position: relative;
  overflow: hidden;
  border-radius: 0.8rem;
}
.system_machine .system_machine_swiper .img {
  padding-bottom: 37.36111111%;
}
.system_machine .system_machine_swiper .img::after {
  position: absolute;
  width: 100%;
  height: 46.3%;
  left: 0;
  bottom: 0;
  content: '';
  pointer-events: none;
  background-image: linear-gradient(to top, rgba(0, 0, 0, 0.68), transparent);
}
.system_machine .system_machine_swiper .title {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  font-size: 2.6rem;
  font-weight: 600;
  color: #fff;
  z-index: 2;
  text-align: center;
  padding: 2.5rem;
}
.system_machine .system_machine_swiper div.swiper-pagination {
  margin-top: 2.4rem;
}
.system_machine .head_sub {
  margin-top: 6.5rem;
}
.system_machine .head_sub h3 {
  font-size: 3.4rem;
  font-weight: 500;
  color: #353535;
}
.system_machine .head_sub p {
  font-size: 1.8rem;
  color: #353535;
  margin-top: 1.1rem;
}
.system_machine .system_machine_structure_swiper {
  position: relative;
  overflow: hidden;
  border-radius: 0.8rem 0.8rem 0 0;
  --w: 7.6rem;
  margin: 5.5rem 6.1% 0 -2.7778%;
}
.system_machine .system_machine_structure_swiper::before {
  position: absolute;
  width: 100%;
  height: 3px;
  content: '';
  left: 0;
  top: calc(var(--w) / 2);
  transform: translateY(-50%);
  background: url("../images/system-dotted.svg") repeat-x center left / auto 100%;
  z-index: -1;
}
.system_machine .system_machine_structure_swiper .swiper-slide {
  padding-left: 4.1rem;
}
.system_machine .system_machine_structure_swiper .icon {
  width: var(--w);
  height: var(--w);
  border-radius: 0.8rem;
  background-color: var(--primary);
}
.system_machine .system_machine_structure_swiper .icon img {
  transform: scale(0.65789474);
}
.system_machine .system_machine_structure_swiper .info {
  margin-top: 3.5rem;
}
.system_machine .system_machine_structure_swiper .info h4 {
  font-size: 2.6rem;
  line-height: 1.15384615;
  font-weight: 600;
  color: #1a1626;
  max-width: 16rem;
}
.system_machine .system_machine_structure_swiper .info p {
  line-height: 2.5rem;
  color: #424242;
  max-width: 24.1rem;
  margin-top: 2.3rem;
}
.system_intro {
  color: #0a0a0a;
  padding: 12.2rem 0;
}
.system_intro.bg {
  background-color: #f7fafc;
}
.system_intro .row_reverse {
  flex-direction: row-reverse;
}
.system_intro .row_reverse .head h2 {
  max-width: 49rem;
}
.system_intro .img {
  width: 42.01388889%;
  --h: 76.03305785%;
  border-radius: 0.8rem;
}
.system_intro .head {
  flex: 1;
  width: 100%;
  max-width: 72.3rem;
  padding-top: 0.8%;
}
.system_intro .head .subtitle {
  margin-bottom: 1.5rem;
  letter-spacing: 0.061em;
}
.system_intro .head h2 {
  max-width: 68.6rem;
}
.system_intro .head p {
  max-width: 71.3rem;
  margin-top: 3.1rem;
}
.system_intro .head p + p {
  margin-top: 1.2rem;
}
.system_intro .head ul {
  font-size: 1.8rem;
  font-weight: 600;
  color: #424242;
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-width: 50.4rem;
  gap: 1.7rem 2.4rem;
  margin-top: 2.1rem;
}
.system_intro .head ul li {
  position: relative;
  padding-left: 1.9444em;
}
.system_intro .head ul li::before {
  position: absolute;
  width: 1.34em;
  height: 1.34em;
  content: '';
  left: 0;
  top: 0;
  background: url("../images/gou-c.svg") no-repeat center / contain;
}
.system_materials {
  max-width: 256rem;
  margin: 0 auto;
  background-color: #000;
  color: #fff;
  padding: 11.7rem 0 4.6rem;
}
.system_materials.img_bg > img {
  opacity: 0.1;
}
.system_materials .head h2 {
  color: #fff;
}
.system_materials .head h2 + p {
  margin-top: 3.6rem;
}
.system_materials .head .subtitle {
  color: #fff;
  margin-bottom: 1.8rem;
  letter-spacing: 0.061em;
}
.system_materials .head p {
  color: rgba(255, 255, 255, 0.74);
  margin-top: 2.8rem;
  font-weight: 300;
  letter-spacing: 0.0055em;
}
.system_materials .head ul {
  display: flex;
  flex-wrap: wrap;
  color: #fff;
  font-size: 1.8rem;
  margin-top: 1.3rem;
  gap: 3rem 2.75%;
  font-weight: 500;
  letter-spacing: 0.0044em;
}
.system_materials .head ul li {
  position: relative;
  padding-left: 1.9444em;
}
.system_materials .head ul li::before {
  position: absolute;
  width: 1.34em;
  height: 1.34em;
  content: '';
  left: 0;
  top: 0;
  background: url("../images/gou-c.svg") no-repeat center / contain;
}
.system_materials .system_materials_swiper {
  overflow: hidden;
  border-radius: 0.8rem 0.8rem 0 0;
  margin-top: 5.6rem;
}
.system_materials .system_materials_swiper .swiper-slide {
  max-width: 336px;
}
.system_materials .item {
  display: block;
  height: 100%;
  text-align: center;
}
.system_materials .item:hover img {
  transform: scale(1.03);
}
.system_materials .item .img {
  padding-bottom: 100%;
  border-radius: 0.8rem;
}
.system_materials .item .title {
  font-size: 2.2rem;
  line-height: 1.2;
  max-width: 26rem;
  margin: 1.6rem auto 0;
  letter-spacing: 0.00455em;
}
.system_materials div.swiper-pagination {
  margin-top: 5.5rem;
}
.system_materials div.swiper-pagination .swiper-pagination-bullet {
  background: #fff;
  opacity: 0.5;
}
.system_materials div.swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  opacity: 1;
  background: #fff;
}
.system_related {
  color: #0a0a0a;
  background-color: #f7fafc;
  padding: 11.7rem 0 10.6rem;
}
.system_related .head .subtitle {
  margin-bottom: 1.7rem;
  letter-spacing: 0.061em;
}
.system_related .head h2 {
  max-width: 68.4rem;
}
.system_related p {
  margin-top: 3rem;
}
.system_related .system_related_swiper {
  margin-top: 3.9rem;
}
.system_related .system_related_swiper .swiper-slide {
  max-width: 463px;
}
.system_related .system_related_swiper .active .item {
  box-shadow: 0.8rem 0.8rem 1rem rgba(165, 165, 165, 0.24);
}
.system_related .item {
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: all 0.3s;
  border-radius: var(--radius);
  border: 1px solid #e8e5f0;
  background-color: #fff;
  color: #0a0a0a;
  --radius: 0.8rem;
}
.system_related .item:hover .img img {
  transform: scale(1.03);
}
.system_related .item .img {
  border-radius: var(--radius);
  padding-bottom: 57.48373102%;
}
.system_related .item .info {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 5.856833% 4.3383948% 5.2060738% 6.2906725%;
}
.system_related .item .info .text {
  flex: 1;
}
.system_related .item .info .title {
  font-size: 2.5rem;
  font-weight: 600;
}
.system_related .item .info .desc {
  font-size: 1.5rem;
  line-height: 1.46666667;
  opacity: 0.85;
  margin-top: 1rem;
}
.system_related .item .info .link {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  transition: all 0.3s;
  font-weight: 600;
  color: #0e191d;
  text-transform: uppercase;
  gap: 1.25em;
  margin-top: 3.3rem;
}
.system_related .item .info .link::after {
  display: inline-block;
  content: '';
  flex-shrink: 0;
  width: 0.875em;
  height: 0.875em;
  transition: all 0.3s;
  background: url("../images/arrow.svg") no-repeat center / contain;
  filter: contrast(0) brightness(0);
}
.system_related .item .info .link:hover {
  color: var(--primary);
}
.system_related .item .info .link:hover::after {
  transform: translateX(20%);
  filter: unset;
}
.system_related .swiper_btns.middle {
  max-width: 165.4rem;
  top: 53.6%;
}
.page_start {
  padding-top: 16.1rem;
}
@media screen and (min-width: 769px) and (max-width: 1220px) {
  .system_machine .system_machine_structure_swiper {
    margin: 5.5rem 0 0;
  }
}
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .system_banner .head h1 {
    font-size: 6rem;
  }
}
@media screen and (min-width: 769px) and (max-width: 896px) {
  .system_banner .head h1 {
    font-size: 5rem;
  }
}
@media screen and (max-width: 768px) {
  .system_banner .flex {
    height: auto;
    padding: 50px 0;
  }
  .system_banner .head {
    padding: 0;
  }
  .system_banner .head .subtitle {
    margin-bottom: 8px;
  }
  .system_banner .head h1 {
    font-size: 25px;
    line-height: 1.3;
  }
  .system_banner .head p {
    margin-top: 12px;
  }
  .system_banner .btns {
    gap: 14px;
    margin-top: 20px;
  }
  .system_banner .btns .btn {
    margin: 0;
    line-height: 40px;
    min-width: unset;
    padding: 0 20px;
    width: auto;
  }
  .system_machine {
    padding: 50px 0;
    overflow: hidden;
  }
  .system_machine .head {
    display: block;
  }
  .system_machine .head h2 {
    width: 100%;
  }
  .system_machine .head p {
    max-width: unset;
    margin-top: 12px;
  }
  .system_machine .system_machine_swiper {
    margin-top: 20px;
  }
  .system_machine .system_machine_swiper .title {
    font-size: 18px;
    padding: 16px;
  }
  .system_machine .system_machine_swiper div.swiper-pagination {
    margin-top: 22px;
  }
  .system_machine .head_sub {
    margin-top: 30px;
  }
  .system_machine .head_sub h3 {
    font-size: 20px;
  }
  .system_machine .head_sub p {
    font-size: 14px;
    margin-top: 10px;
  }
  .system_machine .system_machine_structure_swiper {
    overflow: unset;
    margin: 30px 0 0;
    --w: 50px;
  }
  .system_machine .system_machine_structure_swiper .swiper-slide {
    padding: 0;
  }
  .system_machine .system_machine_structure_swiper .info {
    margin-top: 20px;
  }
  .system_machine .system_machine_structure_swiper .info h4 {
    font-size: 18px;
    max-width: 100px;
  }
  .system_machine .system_machine_structure_swiper .info p {
    line-height: 1.5;
    margin-top: 10px;
  }
  .system_intro {
    padding: 50px 0;
  }
  .system_intro .head {
    padding: 0;
  }
  .system_intro .head .subtitle {
    margin-bottom: 8px;
  }
  .system_intro .head p {
    margin-top: 12px;
  }
  .system_intro .head p + p {
    margin-top: 12px;
  }
  .system_intro .head ul {
    font-size: 14px;
    gap: 16px;
    margin-top: 12px;
  }
  .system_materials {
    padding: 50px 0;
    overflow: hidden;
  }
  .system_materials .head h2 + p {
    margin-top: 12px;
  }
  .system_materials .head .subtitle {
    margin-bottom: 8px;
  }
  .system_materials .head p {
    margin-top: 12px;
  }
  .system_materials .head ul {
    margin-top: 12px;
    font-size: 14px;
    gap: 16px;
  }
  .system_materials .system_materials_swiper {
    overflow: unset;
    margin-top: 30px;
  }
  .system_materials .system_materials_swiper .swiper-slide {
    max-width: 235px;
  }
  .system_materials .item .title {
    font-size: 18px;
    margin-top: 16px;
  }
  .system_materials div.swiper-pagination {
    margin-top: 30px;
  }
  .system_related {
    padding: 50px 0;
  }
  .system_related .head .subtitle {
    margin-bottom: 8px;
  }
  .system_related .head p {
    margin-top: 12px;
  }
  .system_related .system_related_swiper {
    margin-top: 20px;
  }
  .system_related .system_related_swiper .swiper-slide {
    max-width: 323px;
  }
  .system_related .item .info {
    padding: 20px;
  }
  .system_related .item .info .title {
    font-size: 18px;
  }
  .system_related .item .info .desc {
    font-size: 14px;
    line-height: 1.5;
    margin-top: 10px;
  }
  .system_related .item .info .link {
    margin-top: 20px;
  }
  .system_related .swiper_btns.middle {
    position: static;
    width: 100%;
    padding: 0 20px;
    max-width: unset;
    transform: translate(0);
    justify-content: flex-end;
    margin-top: 20px;
  }
}
@media screen and (max-width: 576px) {
  .system_banner .head {
    width: 100%;
  }
  .system_intro .img {
    width: 100%;
  }
}