:root {
  --teal: #22879a;
  --teal-dark: #17606e;
  --teal-deep: #0f4650;
  --ink: #1e2e33;
  --muted: #5c6b70;
  --line: #e3ddd4;
  --bg: #faf8f5;
  --card: #ffffff;
  --sand: #f2eee7;
  --amber: #b97d3c;
  --radius: 10px;
  --maxw: 1180px;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
  overflow: visible;
}
img {
  max-width: 100%;
  height: auto;
}
a {
  color: var(--teal-dark);
  text-decoration: none;
}
a:hover {
  color: var(--teal);
}
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 22px;
}
/* ---------- header ---------- */
.topbar {
  background: var(--teal-deep);
  color: #cfe6ea;
  font-size: 13px;
  padding: 6px 0;
}
.topbar .wrap {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.topbar a {
  color: #eaf5f6;
}
header.site {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 8px rgba(30, 46, 51, 0.05);
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-badge {
  width: 44px;
  height: 44px;
  border-radius: 9px;
  background: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 19px;
  letter-spacing: 0.5px;
}
.logo-txt b {
  display: block;
  font-size: 19px;
  color: var(--ink);
  letter-spacing: 1px;
  line-height: 1.2;
}
.logo-txt span {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 2.2px;
}
nav.main > ul {
  display: flex;
  gap: 4px;
  list-style: none;
  flex-wrap: wrap;
}
nav.main li.has-sub {
  position: relative;
}
nav.main .sub-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 230px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 0 0 10px 10px;
  box-shadow: 0 14px 30px rgba(15, 70, 80, 0.14);
  padding: 8px;
  list-style: none;
  z-index: 99;
}
nav.main li.has-sub:hover .sub-menu {
  display: block;
}
nav.main .sub-menu a {
  padding: 9px 14px;
  font-size: 14px;
  white-space: nowrap;
}
nav.main a {
  display: block;
  padding: 9px 13px;
  color: var(--ink);
  font-size: 15px;
  border-radius: 6px;
}
nav.main a:hover,
nav.main a.active {
  background: var(--sand);
  color: var(--teal-dark);
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 20px;
  padding: 4px 12px;
  color: var(--ink);
  cursor: pointer;
}
/* ---------- breadcrumb ---------- */
.crumbs {
  background: var(--sand);
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
  color: var(--muted);
}
.crumbs .wrap {
  padding-top: 9px;
  padding-bottom: 9px;
}
.crumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.crumbs li + li:before {
  content: "›";
  margin-right: 6px;
  color: #a89f92;
}
/* ---------- hero ---------- */
.hero {
  background: linear-gradient(160deg, #f4f1ea 0%, #eef2f1 60%, #e8efee 100%);
  border-bottom: 1px solid var(--line);
  padding: 64px 0 56px;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 44px;
  align-items: center;
}
.kicker {
  display: inline-block;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--teal-dark);
  font-size: 13px;
  padding: 4px 14px;
  border-radius: 99px;
  margin-bottom: 18px;
  letter-spacing: 1px;
}
.hero h1 {
  font-size: 34px;
  line-height: 1.35;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.hero h1 em {
  font-style: normal;
  color: var(--teal-dark);
}
.hero p.lede {
  color: var(--muted);
  font-size: 16.5px;
  margin-bottom: 26px;
  max-width: 56ch;
}
.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--teal);
  color: #fff;
}
.btn-primary:hover {
  background: var(--teal-dark);
  color: #fff;
}
.btn-ghost {
  border-color: var(--teal);
  color: var(--teal-dark);
  background: #fff;
}
.btn-ghost:hover {
  background: var(--teal);
  color: #fff;
}
.hero-art {
  display: grid;
  gap: 12px;
}
.hero-art img {
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(30, 46, 51, 0.12);
  background: #fff;
  padding: 10px;
}
/* ---------- stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
  margin: 44px 0 0;
}
.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 14px;
  text-align: center;
}
.stat b {
  display: block;
  font-size: 26px;
  color: var(--teal-dark);
  line-height: 1.2;
}
.stat span {
  font-size: 12.5px;
  color: var(--muted);
}
/* ---------- sections ---------- */
section.block {
  padding: 58px 0;
}
section.block.alt {
  background: var(--sand);
}
.sec-head {
  margin-bottom: 34px;
  max-width: 720px;
}
.sec-head .en {
  color: var(--amber);
  font-size: 12.5px;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.sec-head h1,
.sec-head h2 {
  font-size: 27px;
  line-height: 1.35;
}
.sec-head p {
  color: var(--muted);
  margin-top: 10px;
}
h3.sub {
  font-size: 19px;
  margin: 30px 0 14px;
  padding-left: 12px;
  border-left: 4px solid var(--teal);
}
/* ---------- cards ---------- */
.grid {
  display: grid;
  gap: 20px;
}
.grid.c2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid.c3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid.c4 {
  grid-template-columns: repeat(4, 1fr);
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover {
  box-shadow: 0 10px 26px rgba(30, 46, 51, 0.1);
  transform: translateY(-2px);
}
.card .ph {
  background: #fff;
  padding: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 130px;
  border-bottom: 1px solid var(--line);
}
.card .ph img {
  max-height: 130px;
  object-fit: contain;
}
.card .bd {
  padding: 18px 20px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card .bd h3 {
  font-size: 17.5px;
  margin-bottom: 6px;
}
.card .bd .en {
  font-size: 11px;
  color: #a89f92;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.card .bd p {
  font-size: 14px;
  color: var(--muted);
  text-align: justify;
}
.line2 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  text-overflow: ellipsis;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.card .bd .more {
  margin-top: 12px;
  font-size: 13.5px;
  font-weight: 600;
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.tag {
  font-size: 12px;
  background: var(--sand);
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: 2px 10px;
  color: var(--muted);
}
/* ---------- product detail ---------- */
.pd {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 30px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  margin-bottom: 26px;
}
.pd .ph {
  background: #fbfaf7;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  min-height: 180px;
}
.pd .ph img {
  max-height: 180px;
  object-fit: contain;
}
.pd h3 {
  font-size: 21px;
  margin-bottom: 2px;
}
.pd .en {
  font-size: 11.5px;
  color: #a89f92;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.pd p.desc {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 14px;
}
table.spec {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin: 8px 0 14px;
}
table.spec th,
table.spec td {
  border: 1px solid var(--line);
  padding: 8px 12px;
  text-align: left;
}
table.spec th {
  background: var(--sand);
  font-weight: 600;
  width: 130px;
  color: var(--ink);
}
ul.tick {
  list-style: none;
  margin: 6px 0 12px;
}
ul.tick li {
  padding-left: 24px;
  position: relative;
  font-size: 14.5px;
  margin-bottom: 4px;
}
ul.tick li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--teal);
  font-weight: 700;
}
/* ---------- tables ---------- */
.tbl-wrap {
  overflow-x: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  min-width: 760px;
}
table.data th,
table.data td {
  border: 1px solid var(--line);
  padding: 8px 10px;
  text-align: center;
}
table.data th {
  background: var(--teal-deep);
  color: #fff;
  font-weight: 600;
  white-space: nowrap;
}
table.data tr:nth-child(even) td {
  background: #f7f4ee;
}
.tbl-note {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 8px;
}
/* ---------- article ---------- */
article.post {
  max-width: 820px;
  margin: 0 auto;
}
article.post h1 {
  font-size: 29px;
  line-height: 1.4;
  margin-bottom: 14px;
}
.post-meta {
  color: var(--muted);
  font-size: 13.5px;
  margin-bottom: 26px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
}
article.post h2 {
  font-size: 21px;
  margin: 34px 0 14px;
  padding-left: 12px;
  border-left: 4px solid var(--teal);
}
article.post h3 {
  font-size: 17px;
  margin: 24px 0 10px;
}
article.post p {
  margin-bottom: 14px;
  color: #33434a;
}
article.post ul,
article.post ol {
  margin: 0 0 14px 22px;
  color: #33434a;
}
article.post li {
  margin-bottom: 6px;
}
.callout {
  background: #eef5f5;
  border: 1px solid #cfe3e6;
  border-left: 4px solid var(--teal);
  border-radius: 8px;
  padding: 16px 20px;
  margin: 20px 0;
  font-size: 14.5px;
}
/* ---------- faq ---------- */
details.faq {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 12px;
}
details.faq summary {
  cursor: pointer;
  padding: 15px 20px;
  font-weight: 600;
  font-size: 15.5px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
details.faq summary:after {
  content: "+";
  color: var(--teal);
  font-size: 20px;
  flex-shrink: 0;
}
details.faq[open] summary:after {
  content: "−";
}
details.faq .a {
  padding: 0 20px 16px;
  color: var(--muted);
  font-size: 14.5px;
}
/* ---------- timeline ---------- */
.timeline {
  border-left: 3px solid var(--teal);
  margin-left: 8px;
  padding-left: 26px;
}
.timeline .t {
  position: relative;
  margin-bottom: 22px;
}
.timeline .t:before {
  content: "";
  position: absolute;
  left: -33px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--teal);
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px var(--teal);
}
.timeline b {
  color: var(--teal-dark);
}
/* ---------- contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
}
.c-item {
  display: flex;
  gap: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 14px;
}
.c-item .ico {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  border-radius: 8px;
  background: var(--sand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
}
.c-item b {
  display: block;
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 2px;
}
.map-embed {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}
.map-embed iframe {
  width: 100%;
  height: 380px;
  border: 0;
  display: block;
}
/* ---------- footer ---------- */
footer.site {
  background: var(--teal-deep);
  color: #bcdadd;
  margin-top: 60px;
}
footer.site .cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 34px;
  padding: 52px 0 34px;
}
footer.site h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 14px;
  letter-spacing: 1px;
}
footer.site ul {
  list-style: none;
  font-size: 13.5px;
}
footer.site li {
  margin-bottom: 8px;
}
footer.site a {
  color: #bcdadd;
}
footer.site a:hover {
  color: #fff;
}
footer.site p {
  font-size: 13.5px;
  margin-bottom: 8px;
}
.legal {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding: 16px 0 26px;
  font-size: 12.5px;
  color: #93bfc6;
  text-align: center;
}
.legal p {
  margin-bottom: 4px;
}
/* ---------- misc ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--teal-dark), var(--teal));
  border-radius: 14px;
  color: #fff;
  padding: 40px 44px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
}
.cta-band h2 {
  font-size: 24px;
  margin-bottom: 8px;
}
.cta-band p {
  color: #dff1f2;
  font-size: 14.5px;
}
.cta-band .btn {
  background: #fff;
  color: var(--teal-dark);
}
.dl-item {
  display: flex;
  align-items: center;
  gap: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 14px;
}
.dl-item .fmt {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 8px;
  background: #f3e8dd;
  color: var(--amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 13px;
}
.dl-item .grow {
  flex: 1;
}
.dl-item b {
  font-size: 16px;
}
.dl-item p {
  font-size: 13px;
  color: var(--muted);
}
.notice {
  background: #fdf6ec;
  border: 1px solid #ecd9b8;
  border-radius: 8px;
  padding: 14px 18px;
  font-size: 13.5px;
  color: #7a5c2e;
  margin: 18px 0;
}
/* ---------- banner ---------- */
.banner {
  position: relative;
  color: #fff;
  background: #0f3238 center / cover no-repeat;
  overflow: hidden;
}
.banner:before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(9, 38, 44, 0.9) 15%, rgba(9, 38, 44, 0.62) 55%, rgba(9, 38, 44, 0.28));
}
.banner .wrap {
  position: relative;
  padding: 76px 22px 100px;
}
.banner .kicker {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.28);
  color: #dff1f2;
}
.banner h1 {
  font-size: 38px;
  line-height: 1.32;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.banner h1 em {
  font-style: normal;
  color: #83d6de;
}
.banner p.lede {
  color: #cfe3e6;
  font-size: 16.5px;
  margin-bottom: 28px;
  max-width: 58ch;
}
.banner .btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.65);
}
.banner .btn-ghost:hover {
  background: #fff;
  color: var(--teal-dark);
}
.banner-stats {
  margin-top: -52px;
  position: relative;
  z-index: 5;
}
.banner-stats .stat {
  box-shadow: 0 8px 22px rgba(15, 50, 56, 0.1);
}
/* ---------- icons ---------- */
.ico-badge {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: var(--sand);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}
.ico-badge svg {
  width: 24px;
  height: 24px;
  stroke: var(--teal-dark);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
/* ---------- industry cards ---------- */
.ind-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.ind-card {
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  color: #fff;
  background: var(--teal-deep);
  text-decoration: none;
  transition: transform 0.25s, box-shadow 0.25s;
}
.ind-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(15, 50, 56, 0.35);
  color: #fff;
}
.ind-card .pic {
  line-height: 0;
  background: var(--teal-deep);
}
.ind-card .pic img {
  width: 100%;
  height: auto;
  display: block;
}
.ind-card .in {
  padding: 20px 22px 20px;
  flex: 1;
  margin-top: -2px;
}
.ind-card .in .font14 {
  font-size: 14px;
}
.ind-card h3 {
  font-size: 20px;
  margin-bottom: 2px;
  color: #fff;
}
a:hover {
  text-decoration: none;
}
.ind-card .en {
  font-size: 11px;
  letter-spacing: 2px;
  color: #9fd3da;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.ind-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}
.ind-chips span {
  font-size: 12px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 99px;
  padding: 2px 10px;
  color: #eaf5f6;
}
.ind-card .go {
  font-size: 13px;
  font-weight: 600;
  color: #83d6de;
}
/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .ind-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats {
    grid-template-columns: repeat(3, 1fr);
  }
  .grid.c4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid.c3 {
    grid-template-columns: repeat(2, 1fr);
  }
  footer.site .cols {
    grid-template-columns: 1fr 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .pd {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 680px) {
  .nav-toggle {
    display: block;
  }
  nav.main {
    display: none;
    width: 100%;
  }
  nav.main.open {
    display: block;
  }
  nav.main > ul {
    flex-direction: column;
    padding: 10px 0;
  }
  nav.main .sub-menu {
    position: static;
    display: block;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--soft);
    border-radius: 0;
    margin: 2px 0 6px 12px;
    padding: 2px 8px;
  }
  header.site .wrap {
    flex-wrap: wrap;
  }
  .hero {
    padding: 40px 0;
  }
  .hero h1 {
    font-size: 25px;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid.c4,
  .grid.c3,
  .grid.c2 {
    grid-template-columns: 1fr;
  }
  .ind-grid {
    grid-template-columns: 1fr;
  }
  .banner h1 {
    font-size: 26px;
  }
  .banner .wrap {
    padding: 60px 22px 92px;
  }
  footer.site .cols {
    grid-template-columns: 1fr;
  }
  section.block {
    padding: 40px 0;
  }
  .cta-band {
    padding: 28px 24px;
  }
  .topbar {
    font-size: 12px;
  }
  .topbar .wrap {
    display: block;
  }
  .topbar .wrap span {
    display: block;
  }
  footer.site {
    padding: 0 15px;
  }
  footer.site ul {
    display: flex;
    flex-wrap: wrap;
  }
  footer.site ul li:not(:last-child) {
    margin-right: 20px;
  }
  footer.site .cols {
    gap: 10px;
  }
}
#map {
  position: relative;
  z-index: 8;
  height: 330px;
}
.leaflet-popup-content p {
  margin: 0 0 1.3em;
}
.list_honor {
  padding-top: 60px;
}
.list_honor .swiper-slide {
  text-align: center;
}
.list_honor .swiper-pagination {
  text-align: center;
  position: static;
  margin-top: 2rem;
}
.list_honor .swiper-pagination .swiper-pagination-bullet {
  margin: 0 0.25rem;
}
.list_honor .swiper-pagination .swiper-pagination-bullet-active {
  background: var(--teal-dark);
}