:root {
  --shell-navy: #0b2236;
  --shell-navy-deep: #071f2f;
  --shell-gold: #d8a13f;
  --shell-line: rgba(255, 255, 255, .16);
}

.navbar,
.cat-bar,
.footer-v13 {
  font-family: "Avenir Next", Avenir, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 1200;
  width: 100%;
  height: 84px;
  color: #fff;
  background: rgba(11, 34, 54, .96);
  border-bottom: 1px solid rgba(255, 255, 255, .09);
  backdrop-filter: blur(16px);
}

.nav-inner {
  display: grid;
  grid-template-columns: minmax(292px, 316px) minmax(440px, 1fr) auto;
  align-items: center;
  gap: 24px;
  width: 100%;
  height: 84px;
  margin: 0 auto;
}

.logo-hi {
  display: flex;
  align-items: center;
  min-width: 0;
  height: 84px;
  padding-left: 32px;
  color: #fff;
  text-decoration: none;
}

.logo-hi .dk-mark-img {
  display: block;
  width: 124px;
  height: 76px;
  object-fit: contain;
}

.header-brand__divider {
  width: 1px;
  height: 29px;
  margin: 0 15px 0 0;
  background: rgba(255, 255, 255, .42);
}

.logo-hi-text {
  min-width: 0;
}

.logo-hi-text strong {
  display: block;
  color: #c4933f;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 19.855px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: .015em;
  white-space: nowrap;
  transform: translateY(1mm);
}

.logo-hi:hover .logo-hi-text strong,
.logo-hi:focus-visible .logo-hi-text strong {
  color: rgba(255, 252, 244, .94);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
  height: 48px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links > li > a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: rgba(255, 255, 255, .88);
  font-size: 15.75px;
  font-weight: 700;
  letter-spacing: 0;
  text-decoration: none;
  white-space: nowrap;
}

.nav-links > li > a::after {
  position: absolute;
  right: 0;
  bottom: 4px;
  left: 0;
  height: 1px;
  content: "";
  background: var(--shell-gold);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .2s ease;
}

.nav-links > li > a:hover::after,
.nav-links > li > a:focus-visible::after,
.nav-links > li > a.active::after {
  transform: scaleX(1);
}

.homepage-language-item,
.homepage-language-switch--mobile {
  display: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
  min-width: 0;
  height: 48px;
  padding-right: 32px;
}

.homepage-language-switch {
  display: flex;
  align-items: center;
  gap: 7px;
  color: rgba(255, 255, 255, .48);
  font-size: 15.7px;
  font-weight: 650;
  white-space: nowrap;
}

.homepage-language-switch a,
.homepage-language-switch__current {
  color: rgba(255, 255, 255, .72);
  text-decoration: none;
}

.homepage-language-switch__current {
  color: var(--shell-gold);
}

.nav-search {
  display: grid;
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  color: #fff;
  place-items: center;
  text-decoration: none;
}

.nav-search svg,
.nav-main-phone svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.nav-divider {
  width: 1px;
  height: 22px;
  background: rgba(255, 255, 255, .24);
}

.nav-main-phone {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  height: 44px;
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.nav-main-phone__icon {
  display: grid;
  place-items: center;
}

.nav-main-phone svg {
  width: 26px;
  height: 26px;
  color: #c4933f;
}

.header-quote-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 132px;
  height: 48px;
  padding: 0 22px;
  color: var(--shell-navy-deep);
  background: var(--shell-gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .04em;
  text-decoration: none;
}

.mobile-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  color: #fff;
  background: transparent;
  border: 0;
  font-size: 25px;
  line-height: 1;
  cursor: pointer;
}

.cat-bar {
  position: sticky;
  top: 84px;
  z-index: 1100;
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: clamp(20px, 7.5vw, 107px);
  width: 100%;
  height: 64px;
  padding: 0 44px;
  background: #fff;
  border-bottom: 1px solid #dce1e5;
}

.cat-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 190px;
  height: 64px;
  color: #10283d;
  background: #fff;
}

.cat-icon {
  display: grid;
  flex: 0 0 31px;
  width: 31px;
  height: 31px;
  color: var(--shell-gold);
  place-items: center;
}

.cat-icon svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.cat-title-link {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  color: inherit;
  line-height: 1.15;
  text-decoration: none;
}

.cat-title-link strong {
  font-size: 14px;
  font-weight: 750;
  letter-spacing: .04em;
}

.cat-title-link small {
  margin-top: 3px;
  color: #607080;
  font-size: 10px;
  line-height: 1.3;
}

.cat-arrow {
  position: relative;
  flex: 0 0 24px;
  width: 24px;
  height: 36px;
  margin-left: auto;
  padding: 0;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.cat-arrow::before {
  position: absolute;
  top: 13px;
  left: 7px;
  width: 8px;
  height: 8px;
  content: "";
  border-right: 1.5px solid #1d3347;
  border-bottom: 1.5px solid #1d3347;
  transform: rotate(45deg);
  transition: transform .2s ease;
}

.cat-item:hover .cat-arrow::before,
.cat-item:focus-within .cat-arrow::before,
.cat-item.is-open .cat-arrow::before {
  transform: translateY(4px) rotate(225deg);
}

.cat-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 10;
  display: none;
  min-width: 270px;
  padding: 9px 0;
  background: #fff;
  border-top: 2px solid var(--shell-gold);
  box-shadow: 0 16px 35px rgba(8, 21, 34, .18);
}

.cat-item:hover .cat-menu,
.cat-item:focus-within .cat-menu,
.cat-item.is-open .cat-menu {
  display: block;
}

.cat-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 42px;
  padding: 9px 17px;
  color: #153049;
  font-size: 13px;
  text-decoration: none;
}

.cat-menu a:hover,
.cat-menu a:focus-visible {
  color: #9b6b0f;
  background: #faf7ef;
}

.cat-menu a span {
  color: var(--shell-gold);
}

.footer-v13 {
  position: relative;
  overflow: hidden;
  padding: 56px 0 0;
  color: #fff;
  background: var(--shell-navy-deep);
  border-top: 1px solid rgba(255, 255, 255, .1);
}

.footer-arch-texture {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .35;
  background-image: radial-gradient(circle at 8% 115%, transparent 0 115px, rgba(216, 161, 63, .12) 116px 117px, transparent 118px), radial-gradient(circle at 96% -15%, transparent 0 150px, rgba(255, 255, 255, .07) 151px 152px, transparent 153px);
}

.footer-grid-v13 {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.16fr .88fr 1.05fr 1fr .76fr 1.59fr;
  width: calc(100% - 24px);
  max-width: 1401px;
  min-height: 357px;
  margin: 0 auto;
}

.footer-company-v13,
.footer-col {
  min-width: 0;
  padding-right: 24px;
}

.footer-brand-lockup-v13 {
  display: flex;
  align-items: center;
  color: #fff;
  text-decoration: none;
}

.footer-brand-lockup-v13 .dk-mark-img {
  width: 82px;
  height: 58px;
  object-fit: contain;
}

.footer-brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.footer-brand-name {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.1;
  white-space: nowrap;
}

.footer-brand-slogan {
  display: grid;
  grid-template-columns: 18px auto 18px;
  align-items: center;
  gap: 7px;
  margin-top: 6px;
  color: rgba(255, 255, 255, .67);
  font-size: 9px;
  white-space: nowrap;
}

.footer-brand-slogan > span:first-child,
.footer-brand-slogan > span:last-child {
  height: 1px;
  background: rgba(216, 161, 63, .75);
}

.footer-company-v13 > p {
  margin: 22px 0 20px;
  color: rgba(255, 255, 255, .62);
  font-size: 13px;
  line-height: 1.8;
}

.footer-social-v13 {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.footer-social-v13 a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: rgba(255, 255, 255, .72);
  font-size: 12px;
  text-decoration: none;
}

.footer-social-v13 em {
  font-style: normal;
}

.footer-social-icon {
  display: grid;
  width: 25px;
  height: 25px;
  color: var(--shell-gold);
  border: 1px solid rgba(216, 161, 63, .42);
  border-radius: 50%;
  place-items: center;
}

.footer-social-icon svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  stroke: currentColor;
}

.footer-col h3 {
  margin: 0 0 20px;
  color: #fff;
  font-size: 14px;
  font-weight: 750;
  letter-spacing: .07em;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-col a,
.footer-col p,
.contact-item {
  color: rgba(255, 255, 255, .62);
  font-size: 12px;
  line-height: 1.55;
  text-decoration: none;
}

.footer-col a:hover,
.footer-col a:focus-visible {
  color: var(--shell-gold);
}

.footer-all-link-v12 {
  display: inline-flex;
  gap: 7px;
  margin-top: 6px;
  color: var(--shell-gold) !important;
  font-weight: 700;
}

.footer-contact-v13 {
  padding-right: 0;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}

.ci-icon {
  display: grid;
  flex: 0 0 20px;
  width: 20px;
  height: 20px;
  color: var(--shell-gold);
  place-items: center;
}

.ci-icon svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.footer-cta {
  margin: 20px 0 23px;
}

.btn-footer {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 44px;
  padding: 0 16px;
  color: #13293d !important;
  background: var(--shell-gold);
  font-weight: 800;
}

.footer-map-note-v13 {
  display: flex;
  align-items: center;
  gap: 13px;
}

.footer-service-badge-v35 {
  flex: 0 0 64px;
  width: 64px;
  height: 64px;
}

.footer-service-badge-v35 circle:nth-child(1) { fill: none; stroke: rgba(216, 161, 63, .42); }
.footer-service-badge-v35 circle:nth-child(2) { fill: none; stroke: rgba(255, 255, 255, .12); }
.footer-service-badge-v35 path { fill: rgba(216, 161, 63, .94); }
.footer-service-badge-v35 circle:last-child { fill: var(--shell-navy-deep); }

.footer-service-copy-v35 strong {
  color: #fff;
  font-size: 12px;
}

.footer-service-copy-v35 p {
  max-width: 195px;
  margin: 4px 0 0;
}

.footer-bottom-v13 {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 113px;
  margin-top: 0;
  padding: 28px max(24px, calc((100% - 1401px) / 2));
  color: rgba(255, 255, 255, .52);
  border-top: 1px solid var(--shell-line);
  font-size: 11px;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, .58);
  text-decoration: none;
}

@media (max-width: 1280px) {
  .nav-inner {
    grid-template-columns: minmax(270px, 308px) minmax(390px, 1fr) auto;
    gap: 18px;
  }

  .logo-hi { padding-left: 24px; }
  .nav-links { gap: 14px; }
  .nav-links > li > a { font-size: 13px; }
  .nav-actions { gap: 7px; padding-right: 24px; }
  .nav-search, .nav-divider, .header-quote-btn { display: none; }
  .nav-main-phone > span:last-child { display: none; }
  .cat-bar { gap: 20px; padding: 0 44px; }
  .cat-item { flex: 1 1 0; min-width: 0; max-width: 232px; }
}

@media (max-width: 1100px) {
  .footer-grid-v13 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    row-gap: 52px;
    width: calc(100% - 48px);
    min-height: 0;
  }

  .footer-company-v13,
  .footer-col { padding-right: 30px; }
  .footer-contact-v13 { padding-right: 0; }
  .footer-bottom-v13 { margin-top: 56px; }
}

@media (max-width: 900px) and (min-width: 769px) {
  .nav-inner { grid-template-columns: 250px 1fr 92px; gap: 8px; }
  .logo-hi { padding-left: 16px; }
  .logo-hi .dk-mark-img { width: 96px; height: 66px; }
  .logo-hi-text strong { font-size: 14px; }
  .header-brand__divider { margin-right: 10px; }
  .nav-links { gap: 9px; }
  .nav-links > li > a { font-size: 12px; }
  .nav-actions { padding-right: 16px; }
  .cat-title-link small { display: none; }
}

@media (max-width: 768px) {
  body.menu-open { overflow: hidden; }

  .navbar { height: 64px; }
  .nav-inner {
    position: relative;
    display: flex;
    gap: 8px;
    height: 64px;
    overflow: visible;
  }

  .logo-hi {
    flex: 1 1 auto;
    height: 64px;
    padding-left: 10px;
  }

  .logo-hi .dk-mark-img { width: 58px; height: 41px; }
  .header-brand__divider { height: 25px; margin-right: 9px; }
  .logo-hi-text strong { font-size: 15.35px; }

  .nav-actions {
    flex: 0 0 auto;
    height: 32px;
    padding-right: 0;
  }

  .homepage-language-switch--desktop { font-size: 11px; }
  .nav-main-phone, .nav-search, .nav-divider, .header-quote-btn { display: none; }
  .mobile-menu-btn { display: flex; flex: 0 0 34px; margin-right: 10px; }

  .nav-links {
    position: fixed;
    top: 64px;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1210;
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    height: calc(100vh - 64px);
    max-height: calc(100vh - 64px);
    padding: 22px 24px 32px;
    overflow-y: auto;
    background: var(--shell-navy-deep);
  }

  .nav-links.open { display: flex; }
  .nav-links > li > a {
    display: flex;
    min-height: 54px;
    color: #fff;
    border-bottom: 1px solid rgba(255, 255, 255, .12);
    font-size: 16px;
  }
  .nav-links > li > a::after { display: none; }
  .homepage-language-item { display: block; }
  .homepage-language-switch--mobile { display: flex; min-height: 54px; font-size: 14px; }

  .cat-bar {
    top: 64px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    height: 64px;
    padding: 0;
    overflow: visible;
  }

  .cat-item {
    justify-content: center;
    min-width: 0;
    width: auto;
    height: 64px;
    background: transparent;
    border-right: 1px solid #e3e6e8;
  }

  .cat-item:last-child { border-right: 0; }
  .cat-icon, .cat-title-link small { display: none; }
  .cat-title-link strong { font-size: 12px; letter-spacing: 0; white-space: nowrap; }
  .cat-arrow { flex-basis: 18px; width: 18px; height: 32px; margin-left: 0; }
  .cat-arrow::before { top: 11px; left: 4px; width: 6px; height: 6px; }

  .cat-menu {
    position: fixed;
    top: 128px;
    right: 12px;
    left: 12px;
    width: auto;
    min-width: 0;
    max-height: calc(100vh - 144px);
    overflow-y: auto;
  }

  .footer-v13 { padding-top: 56px; }
  .footer-grid-v13 {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 42px;
    width: calc(100% - 48px);
  }
  .footer-company-v13,
  .footer-col { padding-right: 0; }
  .footer-brand-lockup-v13 .dk-mark-img { width: 78px; height: 55px; }
  .footer-brand-name { font-size: 19px; }
  .footer-brand-slogan { grid-template-columns: 13px auto 13px; font-size: 8.5px; }
  .footer-company-v13 > p br { display: none; }
  .footer-social-v13 { flex-direction: row; flex-wrap: wrap; gap: 14px; }
  .footer-social-v13 a { gap: 6px; }
  .footer-bottom-v13 {
    flex-direction: column;
    align-items: flex-start;
    min-height: 0;
    margin-top: 54px;
    padding: 28px 24px 34px;
    line-height: 1.65;
  }
  .footer-bottom-links { flex-wrap: wrap; gap: 12px 22px; }
}

@media (max-width: 390px) {
  .homepage-language-switch--desktop { gap: 5px; }
  .cat-title-link strong { font-size: 11.5px; }
  .cat-arrow { flex-basis: 15px; width: 15px; }
  .footer-brand-slogan { grid-template-columns: 10px auto 10px; gap: 5px; }
}

/* Chinese page shell parity: keep the approved 34px primary-navigation rhythm
   even where the shared desktop fallback compacts legacy English labels. */
@media (min-width: 1181px) {
  html body .navbar #primary-navigation {
    gap: 34px !important;
  }
}