* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: #202733;
  font-family: Arial, "Microsoft YaHei", sans-serif;
  background: #fff;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.wrap {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.topbar {
  height: 38px;
  line-height: 38px;
  background: #262b32;
  color: #d9dee6;
  font-size: 13px;
}

.topbar .wrap {
  display: flex;
  justify-content: space-between;
}

.site-head {
  background: #fff;
  box-shadow: 0 8px 30px rgba(20, 28, 40, .08);
  position: sticky;
  top: 0;
  z-index: 10;
}

.navrow {
  height: 92px;
  display: flex;
  align-items: center;
}

.logo {
  width: 260px;
}

.logo img {
  max-height: 58px;
}

.nav {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

.nav-item {
  position: relative;
}

.nav-item > a {
  display: block;
  height: 92px;
  line-height: 92px;
  padding: 0 18px;
  font-size: 16px;
  transition: color .2s, background .2s;
}

.nav-item:hover > a {
  color: #c89b63;
}

.dropdown {
  position: absolute;
  left: 50%;
  top: 92px;
  min-width: 168px;
  padding: 10px 0;
  background: #fff;
  border-top: 3px solid #2d323b;
  box-shadow: 0 18px 36px rgba(20, 28, 40, .16);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 10px);
  transition: opacity .2s, transform .2s, visibility .2s;
  z-index: 30;
}

.dropdown:empty {
  display: none;
}

.dropdown a {
  display: block;
  height: 42px;
  line-height: 42px;
  padding: 0 20px;
  color: #333b46;
  font-size: 15px;
  white-space: nowrap;
}

.dropdown a:hover {
  background: #f6f7f9;
  color: #c89b63;
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.navbtn {
  display: none;
  background: none;
  border: 0;
}

.navbtn span {
  display: block;
  width: 24px;
  height: 2px;
  background: #222;
  margin: 5px;
}

.banner {
  height: min(700px, 36.46vw);
  min-height: 420px;
  overflow: hidden;
  background: #e8ebef;
}

.banner-mobile {
  display: none;
}

.banner a:first-child {
  display: block;
  height: 100%;
}

.banner a:not(:first-child) {
  display: none;
}

.banner img {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center center;
}

.banner-mobile img {
  object-position: center center;
}

.section {
  padding: 82px 0;
}

.split {
  display: grid;
  grid-template-columns: 46% 1fr;
  gap: 58px;
  align-items: center;
}

.split .media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.eyebrow {
  color: #a4aab4;
  text-transform: uppercase;
}

.about h1 {
  font-size: 38px;
  margin: 0 0 16px;
}

.about h2 {
  font-size: 20px;
  line-height: 1.7;
  color: #555e6d;
  font-weight: 400;
}

.summary {
  font-size: 15px;
  line-height: 2;
  color: #5f6875;
  max-height: 210px;
  overflow: hidden;
}

.btn,
.more {
  display: inline-block;
  margin-top: 24px;
  padding: 0 28px;
  height: 44px;
  line-height: 44px;
  background: #2d323b;
  color: #fff;
}

.product,
.case {
  background: #f6f7f9;
}

.sectitle {
  margin-bottom: 36px;
}

.sectitle h2 {
  display: inline-block;
  margin: 0;
  color: #202733;
  font-size: 36px;
  font-weight: 600;
}

.sectitle span {
  margin-left: 14px;
  color: #a4aab4;
  font-size: 18px;
  text-transform: uppercase;
}

.sectitle p {
  margin: 12px 0 0;
  color: #707987;
  font-size: 16px;
}

.rowtitle {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.cat {
  position: relative;
  overflow: hidden;
  background: #fff;
}

.cat img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  transition: .45s;
}

.cat strong {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 58px;
  line-height: 58px;
  text-align: center;
  background: rgba(25, 29, 35, .82);
  color: #fff;
  font-size: 18px;
}

.cat:hover img {
  transform: scale(1.05);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature {
  position: relative;
  height: 260px;
  overflow: hidden;
  background: #000;
  cursor: default;
}

.feature > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .92;
  transition: transform .45s, opacity .45s;
}

.feature > div {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  min-height: 86px;
  padding: 46px 24px 22px;
  background: linear-gradient(180deg, rgba(10, 14, 20, 0), rgba(10, 14, 20, .9));
  color: #fff;
  transform: translateY(calc(100% - 78px));
  transition: transform .35s, background .35s;
}

.feature h3 {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 700;
}

.feature p {
  margin: 0;
  color: rgba(255, 255, 255, .86);
  line-height: 1.7;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .35s, transform .35s;
}

.feature:hover > img {
  transform: scale(1.05);
  opacity: .72;
}

.feature:hover > div {
  transform: translateY(0);
  background: linear-gradient(180deg, rgba(10, 14, 20, .1), rgba(10, 14, 20, .92));
}

.feature:hover p {
  opacity: 1;
  transform: translateY(0);
}

.cta {
  padding: 58px 0;
  background: #2d323b;
  color: #fff;
}

.ctagrid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.cta h2 {
  font-size: 34px;
  margin: 0 0 12px;
}

.cta p {
  color: rgba(255, 255, 255, .75);
}

.phone {
  background: #c89b63;
  color: #fff;
  font-size: 26px;
  padding: 14px 28px;
}

.case-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 24px;
}

.case-grid a {
  position: relative;
  overflow: hidden;
  background: #000;
  min-height: 245px;
}

.case-grid a:first-child {
  grid-row: span 2;
  min-height: 514px;
}

.case-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .9;
  transition: .45s;
}

.case-grid h3 {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0;
  padding: 18px 22px;
  color: #fff;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, .76));
  font-size: 18px;
}

.case-grid a:hover img {
  transform: scale(1.05);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.news-card {
  border: 1px solid #eceff3;
  padding: 28px;
  min-height: 220px;
}

.news-card time {
  color: #9aa2ad;
  font-size: 13px;
}

.news-card h3 {
  font-size: 22px;
  line-height: 1.45;
}

.news-card p {
  color: #6b7480;
  line-height: 1.8;
}

.site-foot {
  padding: 58px 0 0;
  background: #252a32;
  color: #cfd5dd;
}

.footgrid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.5fr 120px;
  gap: 48px;
}

.site-foot h3 {
  color: #fff;
  font-size: 18px;
}

.site-foot a,
.site-foot p {
  display: block;
  color: #cfd5dd;
  line-height: 1.9;
}

.qrcode {
  text-align: center;
}

.qrcode img {
  width: 110px;
  height: 110px;
  object-fit: cover;
  background: #fff;
  padding: 4px;
}

.copyright {
  margin-top: 48px;
  background: #1d2229;
  color: #9fa7b2;
  text-align: center;
  font-size: 13px;
  line-height: 46px;
}

.inner-banner {
  height: 300px;
  position: relative;
  background: #2d323b;
  overflow: hidden;
  color: #fff;
}

.inner-banner > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .45;
}

.inner-banner > div {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.inner-banner h1 {
  font-size: 40px;
  margin: 0 0 12px;
}

.inner-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 38px;
  padding: 58px 0;
}

.side {
  background: #f6f7f9;
  padding: 24px;
}

.side h3 {
  font-size: 22px;
  margin: 0 0 18px;
}

.side a {
  display: block;
  padding: 12px 0;
  border-bottom: 1px solid #e4e7eb;
}

.list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.list-card {
  border: 1px solid #eceff3;
  background: #fff;
}

.list-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.list-card h2 {
  font-size: 19px;
  margin: 16px 18px 8px;
}

.list-card p {
  margin: 0 18px 18px;
  color: #6b7480;
  line-height: 1.7;
}

.pages {
  text-align: center;
  margin-top: 34px;
}

.article {
  padding: 58px 0;
  max-width: 980px;
}

.article > h1 {
  font-size: 34px;
  text-align: center;
}

.meta {
  text-align: center;
  color: #8b95a1;
  margin: 14px 0 36px;
}

.content-body {
  font-size: 16px;
  line-height: 2;
  color: #374151;
}

.content-body img {
  margin: 18px auto;
  max-width: 100%;
  height: auto;
}

.about-page {
  background: #fff;
}

.about-rich {
  overflow: hidden;
}

.about-hero {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(420px, 1.05fr);
  gap: 58px;
  align-items: center;
  padding: 82px 0;
}

.about-hero-text {
  position: relative;
}

.about-hero-text:before {
  content: "";
  position: absolute;
  left: -28px;
  top: 8px;
  width: 4px;
  height: 88px;
  background: #c89b63;
}

.about-hero-media {
  position: relative;
  min-height: 420px;
}

.about-hero-media:before {
  content: "";
  position: absolute;
  right: -34px;
  bottom: -34px;
  width: 74%;
  height: 62%;
  background: #f1f3f6;
  z-index: 0;
}

.about-hero-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.about-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 34px;
  border-top: 1px solid #eceff3;
  padding-top: 24px;
}

.about-facts div {
  min-width: 0;
}

.about-facts strong {
  display: block;
  color: #df201b;
  font-size: 34px;
  line-height: 1;
}

.about-facts span {
  display: block;
  margin-top: 8px;
  color: #667180;
  font-size: 14px;
}

.about-block {
  padding: 76px 0;
}

.about-title span {
  display: block;
  margin-bottom: 8px;
  color: #a4aab4;
  font-size: 15px;
  text-transform: uppercase;
}

.about-title h2 {
  margin: 0;
  color: #202733;
  font-size: 36px;
}

.about-copy {
  margin-top: 28px;
}

.about-copy h3 {
  margin: 0 0 18px;
  font-size: 26px;
  color: #202733;
}

.company-intro {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 70px;
}

.culture-band {
  background: linear-gradient(180deg, #f6f7f9 0%, #fff 100%);
}

.about-stats {
  padding: 52px 0;
  background: #fff;
  border-top: 1px solid #eef1f5;
  border-bottom: 1px solid #eef1f5;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 44px;
  align-items: center;
}

.stat-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  min-width: 0;
}

.stat-item svg {
  width: 46px;
  height: 46px;
  flex: 0 0 46px;
  fill: none;
  stroke: #aeb5bf;
  stroke-width: 2.3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.stat-item p {
  display: block;
  margin: 0;
  min-width: 0;
  color: #374151;
  font-size: 16px;
  line-height: 1.35;
}

.stat-item p > span {
  display: block;
  margin-bottom: 4px;
  white-space: nowrap;
}

.stat-item b {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-weight: 400;
  white-space: nowrap;
}

.stat-item strong {
  color: #df201b;
  font-size: 52px;
  line-height: .95;
  font-weight: 800;
  letter-spacing: 0;
}

.stat-item em {
  font-style: normal;
  font-size: .58em;
}

.culture-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 70px;
}

.center-title {
  text-align: center;
  margin-bottom: 34px;
}

.culture-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.culture-cards div {
  min-height: 190px;
  padding: 34px 30px;
  border: 1px solid #eceff3;
  background: #fff;
  box-shadow: 0 18px 42px rgba(20, 28, 40, .06);
}

.culture-cards strong {
  display: block;
  margin-bottom: 14px;
  color: #202733;
  font-size: 24px;
}

.culture-cards p {
  margin: 0;
  color: #667180;
  line-height: 1.9;
}

.culture-note {
  max-width: 820px;
  margin: 30px auto 0;
  text-align: center;
  color: #667180;
}

.honor-section .rowtitle {
  align-items: center;
  margin-bottom: 28px;
}

.honor-actions {
  display: flex;
  gap: 12px;
}

.honor-btn {
  width: 42px;
  height: 42px;
  border: 1px solid #d9dee6;
  background: #fff;
  color: #202733;
  font-size: 30px;
  line-height: 36px;
  cursor: pointer;
}

.honor-btn:hover {
  background: #2d323b;
  border-color: #2d323b;
  color: #fff;
}

.honor-window {
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  scrollbar-width: none;
}

.honor-window::-webkit-scrollbar {
  display: none;
}

.honor-track {
  display: grid;
  grid-auto-flow: column;
  grid-template-rows: repeat(2, auto);
  grid-auto-columns: minmax(280px, 1fr);
  gap: 24px;
  min-width: max-content;
}

.honor-card {
  width: 280px;
  border: 1px solid #eceff3;
  background: linear-gradient(180deg, #fff, #f9fafb);
  overflow: hidden;
  box-shadow: 0 14px 32px rgba(20, 28, 40, .06);
}

.honor-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #f6f7f9;
}

.honor-card strong {
  display: block;
  min-height: 54px;
  padding: 16px 18px;
  color: #202733;
  font-size: 17px;
}

@media (max-width: 991px) {
  .topbar {
    display: none;
  }

  .navrow {
    height: 70px;
  }

  .logo {
    width: auto;
  }

  .logo img {
    max-height: 46px;
  }

  .navbtn {
    display: block;
    margin-left: auto;
  }

  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 70px;
    background: #fff;
    box-shadow: 0 10px 24px rgba(0, 0, 0, .12);
    padding: 10px 0;
  }

  .nav.open {
    display: block;
  }

  .nav-item > a {
    display: block;
    height: 44px;
    line-height: 44px;
    padding: 0 24px;
  }

  .dropdown {
    position: static;
    min-width: 0;
    padding: 0 0 8px;
    background: #f6f7f9;
    border-top: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .dropdown a {
    height: 38px;
    line-height: 38px;
    padding: 0 40px;
    color: #5f6875;
    font-size: 14px;
  }

  .nav-item:hover .dropdown {
    transform: none;
  }

  .banner {
    height: 260px;
    min-height: 0;
  }

  .banner img {
    height: 100%;
  }

  .banner-pc {
    display: none;
  }

  .banner-mobile {
    display: block;
    height: auto;
    aspect-ratio: 3 / 4;
  }

  .banner-mobile img {
    height: 100%;
  }

  .section {
    padding: 48px 0;
  }

  .split,
  .inner-layout,
  .company-intro,
  .culture-grid,
  .about-hero {
    grid-template-columns: 1fr;
  }

  .category-grid,
  .card-grid,
  .news-grid,
  .list-grid {
    grid-template-columns: 1fr 1fr;
  }

  .case-grid {
    grid-template-columns: 1fr;
  }

  .case-grid a:first-child {
    grid-row: auto;
    min-height: 245px;
  }

  .ctagrid,
  .rowtitle {
    display: block;
  }

  .phone {
    display: inline-block;
    margin-top: 18px;
  }

  .footgrid {
    grid-template-columns: 1fr 1fr;
  }

  .inner-banner {
    height: 220px;
  }

  .about.split {
    gap: 26px;
  }

  .about .media {
    display: none;
  }

  .about h1 {
    font-size: 32px;
  }

  .about h2 {
    font-size: 18px;
  }

  .more {
    font-size: 0;
  }

  .more:before {
    content: attr(data-mobile-text);
    font-size: 15px;
  }

  .about-block {
    padding: 52px 0;
  }

  .about-hero {
    padding: 56px 0;
  }

  .about-hero-media {
    min-height: 300px;
  }

  .about-hero-media img {
    height: 320px;
  }

  .culture-cards {
    grid-template-columns: 1fr;
  }

  .honor-track {
    grid-auto-columns: 240px;
  }

  .honor-card {
    width: 240px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stat-item strong {
    font-size: 46px;
  }
}

@media (max-width: 640px) {
  .category-grid,
  .card-grid,
  .news-grid,
  .list-grid,
  .footgrid {
    grid-template-columns: 1fr;
  }

  .banner {
    height: auto;
    min-height: 0;
  }

  .banner-mobile {
    aspect-ratio: 3 / 4;
  }

  .sectitle h2 {
    font-size: 28px;
  }

  .about h1,
  .inner-banner h1 {
    font-size: 30px;
  }

  .section {
    padding: 38px 0;
  }

  .sectitle {
    margin-bottom: 24px;
  }

  .sectitle span {
    display: block;
    margin: 6px 0 0;
    font-size: 14px;
  }

  .sectitle p {
    font-size: 14px;
    line-height: 1.7;
  }

  .cat img {
    aspect-ratio: 1 / 1;
  }

  .case-grid a,
  .case-grid a:first-child {
    min-height: 220px;
  }

  .news-card {
    min-height: 0;
    padding: 22px;
  }

  .cta h2 {
    font-size: 26px;
  }

  .phone {
    font-size: 20px;
  }

  .article > h1 {
    font-size: 26px;
  }

  .about-title h2 {
    font-size: 28px;
  }

  .about-copy h3 {
    font-size: 22px;
  }

  .about-facts {
    grid-template-columns: 1fr;
  }

  .about-hero-text:before {
    display: none;
  }

  .about-hero-media img {
    height: 240px;
  }

  .honor-actions {
    margin-top: 18px;
  }

  .honor-track {
    grid-auto-columns: 210px;
    gap: 16px;
  }

  .honor-card {
    width: 210px;
  }

  .about-stats {
    padding: 40px 0;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .stat-item strong {
    font-size: 42px;
  }
}