:root {
  --chengda-navy: #12375f;
  --chengda-blue: #0d5791;
  --chengda-blue-bright: #1578b8;
  --chengda-yellow: #f2b705;
  --chengda-ink: #152334;
  --chengda-body: #455767;
  --chengda-muted: #6a7884;
  --chengda-steel: #c9d3da;
  --chengda-line: #dce3e7;
  --chengda-porcelain: #f5f7f8;
  --chengda-white: #ffffff;
  --chengda-shadow: 0 14px 36px rgba(21, 35, 52, 0.1);
  --chengda-shadow-hover: 0 18px 42px rgba(21, 35, 52, 0.16);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--chengda-body);
  background: var(--chengda-white);
  font-family: system-ui, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  color: var(--chengda-ink);
  font-weight: 700;
  letter-spacing: 0;
}

a {
  color: var(--chengda-blue);
  text-decoration: none;
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

a:hover {
  color: var(--chengda-navy);
}

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

:focus-visible {
  outline: 2px solid var(--chengda-blue-bright);
  outline-offset: 3px;
}

.container {
  --bs-gutter-x: 2rem;
}

@media (min-width: 1200px) {
  .container {
    max-width: 1240px;
  }
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1100;
  padding: 10px 14px;
  color: var(--chengda-white);
  background: var(--chengda-navy);
}

/* Header */

.site-header {
  position: relative;
  z-index: 20;
  background: var(--chengda-white);
}

.utility-bar {
  min-height: 30px;
  color: #d9e6ef;
  background: var(--chengda-navy);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 12px;
}

.utility-inner {
  min-height: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.utility-bar a {
  color: var(--chengda-white);
  font-weight: 600;
}

.utility-phones {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 7px;
  white-space: nowrap;
}

.site-nav {
  min-height: 82px;
  padding: 10px 0;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--chengda-line);
}

.site-nav .site-logo {
  flex: 0 0 auto;
  margin-right: 28px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: inherit;
}

.site-nav .site-logo-mark {
  flex: 0 0 55px;
  width: 55px;
  height: 55px;
  object-fit: contain;
}

.site-logo-wordmark {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 5px;
  white-space: nowrap;
}

.site-logo-name {
  color: #d61f1a;
  font-family: "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 25px;
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: 0;
}

.site-logo-domain {
  color: #005c97;
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 11px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0;
}

.site-nav .navbar-collapse {
  align-items: center;
}

.site-nav .navbar-nav {
  gap: 2px;
}

.site-nav .nav-link {
  position: relative;
  min-height: 44px;
  padding: 9px 15px !important;
  display: inline-flex;
  align-items: center;
  color: #2b3f50;
  font-size: 15px;
  font-weight: 600;
}

.site-nav .nav-link::after {
  content: "";
  position: absolute;
  right: 15px;
  bottom: 4px;
  left: 15px;
  height: 2px;
  background: var(--chengda-blue);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 160ms ease;
}

.site-nav .nav-link:hover,
.site-nav .nav-link.active {
  color: var(--chengda-blue);
}

.site-nav .nav-link:hover::after,
.site-nav .nav-link.active::after {
  transform: scaleX(1);
}

.nav-quote {
  min-width: 108px;
  min-height: 44px;
  margin-left: 18px;
  padding: 9px 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--chengda-ink);
  background: var(--chengda-yellow);
  border: 1px solid var(--chengda-yellow);
  border-radius: 4px;
  font-size: 14px;
  font-weight: 800;
}

.nav-quote:hover {
  color: var(--chengda-ink);
  background: #ffd13b;
  border-color: #ffd13b;
  transform: translateY(-1px);
}

.site-nav .navbar-toggler {
  width: 46px;
  height: 44px;
  padding: 8px;
  border: 1px solid var(--chengda-steel);
  border-radius: 4px;
}

/* Shared controls */

.button {
  min-height: 46px;
  padding: 11px 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.4;
}

.button-primary {
  color: var(--chengda-white);
  background: var(--chengda-blue);
  border-color: var(--chengda-blue);
}

.button-primary:hover {
  color: var(--chengda-white);
  background: var(--chengda-navy);
  border-color: var(--chengda-navy);
  transform: translateY(-2px);
}

.button-secondary {
  color: var(--chengda-navy);
  background: rgba(255, 255, 255, 0.82);
  border-color: #8fa4b4;
}

.button-secondary:hover {
  color: var(--chengda-navy);
  background: var(--chengda-white);
  border-color: var(--chengda-blue);
}

.button-light {
  margin-top: 28px;
  color: var(--chengda-navy);
  background: var(--chengda-white);
  border-color: var(--chengda-white);
}

.button-light:hover {
  color: var(--chengda-ink);
  background: var(--chengda-yellow);
  border-color: var(--chengda-yellow);
}

.button-accent {
  color: var(--chengda-white);
  background: var(--chengda-navy);
  border-color: var(--chengda-navy);
}

.button-accent:hover {
  color: var(--chengda-white);
  background: #0b2949;
  border-color: #0b2949;
  transform: translateY(-2px);
}

.text-link {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  color: var(--chengda-blue);
  font-size: 14px;
  font-weight: 800;
}

.text-link::after {
  content: "→";
  margin-left: 8px;
  transition: transform 160ms ease;
}

.text-link:hover::after {
  transform: translateX(4px);
}

/* Home hero */

.home-hero {
  position: relative;
  min-height: 620px;
  padding: 82px 0 132px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: #e8edef;
  background-image: url("../../images/hero-commercial-kitchen.jpg");
  background-position: center center;
  background-size: cover;
  isolation: isolate;
}

.home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.93) 31%, rgba(255, 255, 255, 0.18) 58%, rgba(255, 255, 255, 0) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
}

.hero-copy {
  width: min(610px, 52%);
}

.eyebrow,
.section-kicker,
.footer-kicker,
.location-label {
  margin-bottom: 10px;
  color: var(--chengda-blue);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: 0;
}

.hero-copy h1 {
  margin-bottom: 20px;
  color: var(--chengda-ink);
  font-size: 62px;
  line-height: 1.13;
}

.hero-summary {
  max-width: 540px;
  margin-bottom: 0;
  color: #465867;
  font-size: 18px;
  line-height: 1.75;
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-category-shell {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 3;
}

.hero-category-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  color: var(--chengda-white);
  background: rgba(18, 55, 95, 0.97);
  box-shadow: 0 -10px 34px rgba(21, 35, 52, 0.16);
}

.hero-category-rail a {
  position: relative;
  min-height: 94px;
  padding: 19px 20px 15px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--chengda-white);
  border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-category-rail a:last-child {
  border-right: 0;
}

.hero-category-rail a::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  background: var(--chengda-yellow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
}

.hero-category-rail a:hover,
.hero-category-rail a.is-active {
  color: var(--chengda-white);
  background: rgba(13, 87, 145, 0.72);
}

.hero-category-rail a:hover::before,
.hero-category-rail a.is-active::before {
  transform: scaleX(1);
}

.hero-category-rail strong {
  margin-bottom: 3px;
  color: var(--chengda-white);
  font-size: 17px;
}

.hero-category-rail span {
  color: #bfd1df;
  font-size: 12px;
  line-height: 1.5;
}

/* Sections */

.section-band {
  padding: 76px 0;
}

.section-heading {
  margin-bottom: 34px;
}

.section-heading h2 {
  margin-bottom: 12px;
  font-size: 38px;
  line-height: 1.22;
}

.section-heading-split {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
}

.section-heading-split > div {
  max-width: 700px;
}

.section-intro {
  max-width: 690px;
  margin-bottom: 0;
  color: var(--chengda-muted);
  font-size: 16px;
}

.category-band {
  background: var(--chengda-porcelain);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.category-card {
  min-width: 0;
  min-height: 132px;
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr) 24px;
  align-items: center;
  overflow: hidden;
  color: var(--chengda-ink);
  background: var(--chengda-white);
  border: 1px solid var(--chengda-line);
  border-radius: 6px;
}

.category-card:hover {
  color: var(--chengda-ink);
  border-color: var(--chengda-blue);
  box-shadow: var(--chengda-shadow);
  transform: translateY(-3px);
}

.category-media {
  width: 132px;
  height: 132px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #eef2f4;
}

.category-media img {
  width: 100%;
  height: 100%;
  padding: 8px;
  object-fit: contain;
  transition: transform 180ms ease;
}

.category-card:hover .category-media img {
  transform: scale(1.035);
}

.category-card-copy {
  min-width: 0;
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
}

.category-card-copy strong {
  margin-bottom: 4px;
  color: var(--chengda-ink);
  font-size: 17px;
}

.category-card-copy span {
  color: var(--chengda-muted);
  font-size: 12px;
  line-height: 1.55;
}

.card-arrow {
  color: var(--chengda-blue);
  font-family: Bahnschrift, Arial, sans-serif;
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
}

.product-showcase-band {
  background: var(--chengda-white);
}

.product-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  color: var(--chengda-ink);
  background: var(--chengda-white);
  border: 1px solid var(--chengda-line);
  border-radius: 6px;
}

.product-card:hover {
  color: var(--chengda-ink);
  border-color: var(--chengda-blue);
  box-shadow: var(--chengda-shadow-hover);
  transform: translateY(-4px);
}

.product-media {
  position: relative;
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #f2f5f6;
}

.product-media img {
  width: 100%;
  height: 100%;
  padding: 12px;
  object-fit: contain;
  transition: transform 180ms ease;
}

.product-card:hover .product-media img {
  transform: scale(1.035);
}

.product-card-footer {
  min-height: 66px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--chengda-line);
}

.product-name {
  min-width: 0;
  color: var(--chengda-ink);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.product-card.image-only .product-media {
  flex: 1 1 auto;
}

.services-band {
  color: #d9e6ef;
  background: var(--chengda-navy);
}

.services-band .section-kicker {
  color: var(--chengda-yellow);
}

.services-band h2,
.services-band .section-heading h2 {
  color: var(--chengda-white);
}

.services-band .section-intro {
  color: #c4d3df;
}

.factory-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.factory-item {
  margin: 0;
  overflow: hidden;
  background: #0d2b4c;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 4px;
}

.factory-item img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.factory-item picture {
  display: block;
}

.factory-item figcaption {
  min-height: 42px;
  padding: 8px 11px;
  color: #dbe7ef;
  font-size: 12px;
  line-height: 1.45;
}

.service-heading {
  margin-bottom: 24px;
}

.capability-list {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.capability-list article {
  padding: 15px 0 15px 18px;
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: inset 3px 0 0 transparent;
}

.capability-list article:hover {
  box-shadow: inset 3px 0 0 var(--chengda-yellow);
}

.capability-list strong {
  color: var(--chengda-white);
  font-size: 15px;
}

.capability-list span {
  color: #c1d0dc;
  font-size: 14px;
  line-height: 1.65;
}

.about-band {
  background: var(--chengda-porcelain);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1.35fr);
  gap: 70px;
  align-items: start;
}

.about-layout .section-heading {
  margin-bottom: 0;
}

.about-summary {
  max-width: 740px;
}

.about-summary p {
  margin-bottom: 16px;
  font-size: 17px;
}

.contact-cta {
  padding: 52px 0;
  color: var(--chengda-ink);
  background: var(--chengda-yellow);
}

.contact-cta .section-kicker {
  color: var(--chengda-navy);
}

.contact-cta h2 {
  margin-bottom: 8px;
  font-size: 34px;
}

.contact-cta p {
  margin-bottom: 0;
}

.contact-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}

.contact-cta-actions {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 22px;
}

.contact-phone {
  color: var(--chengda-ink);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 24px;
  font-weight: 800;
}

.contact-phone:hover {
  color: var(--chengda-navy);
}

/* Subpages */

.subpage-main {
  background: var(--chengda-porcelain);
}

.subpage-hero {
  position: relative;
  min-height: 210px;
  padding: 42px 0 38px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background-color: #eaf0f3;
  background-image: url("../../images/subpage-commercial-kitchen.jpg");
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  border-bottom: 1px solid var(--chengda-line);
  isolation: isolate;
}

.subpage-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(90deg, rgba(234, 240, 243, 0.97) 0%, rgba(234, 240, 243, 0.88) 38%, rgba(234, 240, 243, 0.44) 68%, rgba(234, 240, 243, 0.22) 100%);
}

.subpage-hero .container {
  position: relative;
  z-index: 1;
  padding-left: 34px;
}

.subpage-hero .container::before {
  content: "";
  position: absolute;
  top: 34px;
  bottom: 3px;
  left: 16px;
  width: 4px;
  background: var(--chengda-yellow);
}

.subpage-hero .eyebrow {
  margin-bottom: 6px;
  color: var(--chengda-blue);
  font-size: 12px;
}

.subpage-hero h1 {
  margin-bottom: 0;
  font-size: 44px;
  line-height: 1.2;
}

.breadcrumb-line {
  margin-bottom: 17px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--chengda-muted);
  font-size: 13px;
}

.breadcrumb-line a {
  color: var(--chengda-blue);
}

.subpage-content-band {
  min-height: 520px;
}

.subpage-sidebar {
  position: sticky;
  top: 20px;
  align-self: start;
}

.side-panel,
.sidebar-contact,
.content-panel {
  background: var(--chengda-white);
  border: 1px solid var(--chengda-line);
  border-radius: 6px;
}

.category-panel {
  margin: 0;
  overflow: hidden;
}

.category-panel summary {
  position: relative;
  min-height: 58px;
  padding: 15px 45px 15px 18px;
  display: flex;
  align-items: center;
  color: var(--chengda-white);
  background: var(--chengda-navy);
  font-size: 18px;
  font-weight: 700;
  list-style: none;
  cursor: pointer;
}

.category-panel summary::-webkit-details-marker {
  display: none;
}

.category-panel summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  color: var(--chengda-yellow);
  font-family: Bahnschrift, Arial, sans-serif;
  font-size: 24px;
  font-weight: 400;
}

.category-panel[open] summary::after {
  content: "−";
}

.category-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.category-list li + li {
  border-top: 1px solid var(--chengda-line);
}

.category-list a {
  position: relative;
  min-height: 60px;
  padding: 10px 32px 10px 17px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--chengda-ink);
}

.category-list a::after {
  content: "→";
  position: absolute;
  right: 15px;
  top: 50%;
  color: var(--chengda-steel);
  transform: translateY(-50%);
}

.category-list a:hover,
.category-list a.is-active {
  color: var(--chengda-blue);
  background: #edf4f8;
  box-shadow: inset 4px 0 0 var(--chengda-yellow);
}

.category-list a:hover::after,
.category-list a.is-active::after {
  color: var(--chengda-blue);
}

.category-list span {
  font-size: 14px;
  font-weight: 700;
}

.category-list small {
  margin-top: 1px;
  color: var(--chengda-muted);
  font-size: 11px;
  line-height: 1.4;
}

.sidebar-contact {
  margin-top: 18px;
  padding: 22px 20px;
  border-top: 4px solid var(--chengda-yellow);
}

.sidebar-contact h2 {
  margin-bottom: 9px;
  font-size: 22px;
}

.sidebar-contact p {
  margin-bottom: 14px;
  color: var(--chengda-muted);
  font-size: 13px;
}

.sidebar-phone {
  min-height: 42px;
  margin-bottom: 7px;
  display: flex;
  align-items: center;
  color: var(--chengda-navy);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 20px;
  font-weight: 800;
}

.content-panel {
  padding: 30px;
}

.wide-content {
  max-width: 1120px;
  margin-inline: auto;
}

.wide-content .content-panel {
  padding: 42px 48px;
}

.content-toolbar {
  min-height: 70px;
  margin-bottom: 28px;
  padding-bottom: 18px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--chengda-line);
}

.content-toolbar h2 {
  margin-bottom: 0;
  font-size: 30px;
}

.content-toolbar .section-kicker {
  margin-bottom: 4px;
}

.content-toolbar > span {
  flex: 0 0 auto;
  color: var(--chengda-muted);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
}

.article-copy {
  color: var(--chengda-body);
}

.article-copy > p {
  max-width: 880px;
  margin-bottom: 18px;
  font-size: 17px;
}

.about-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.38fr) minmax(280px, 1fr);
  gap: 44px;
  align-items: start;
}

.about-intro-copy .section-heading {
  margin-bottom: 26px;
}

.about-intro-copy .article-copy > p {
  max-width: none;
}

.about-detail-figure {
  margin: 0;
  overflow: hidden;
  background: var(--chengda-navy);
  border: 1px solid var(--chengda-line);
  border-radius: 4px;
}

.about-detail-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

@media (min-width: 1200px) {
  .about-detail-figure img {
    aspect-ratio: 5 / 4;
    object-position: center 48%;
  }
}

.about-detail-figure figcaption {
  min-height: 70px;
  padding: 12px 15px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-detail-figure span {
  margin-bottom: 2px;
  color: var(--chengda-yellow);
  font-size: 11px;
  font-weight: 800;
}

.about-detail-figure strong {
  color: var(--chengda-white);
  font-size: 14px;
}

.about-principles-section {
  margin-top: 50px;
  padding-top: 42px;
  border-top: 1px solid var(--chengda-line);
}

.about-principles-section .section-heading h2 {
  margin-bottom: 0;
  font-size: 32px;
}

.about-principles-section .section-heading {
  margin-bottom: 0;
}

.about-principles-section .principles-grid {
  margin-top: 24px;
}

.principles-grid {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.principles-grid article {
  min-height: 108px;
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  grid-column: span 3;
  background: #edf3f6;
  border-left: 4px solid var(--chengda-blue);
}

.principles-grid article:nth-child(-n + 3) {
  grid-column: span 2;
}

.principles-grid article:last-child {
  grid-column: span 3;
}

.principles-grid strong {
  margin-bottom: 7px;
  color: var(--chengda-ink);
  font-size: 19px;
  line-height: 1.35;
}

.principles-grid span {
  color: var(--chengda-muted);
  font-size: 15px;
  line-height: 1.7;
}

.services-page-intro {
  max-width: 820px;
  margin-bottom: 34px;
}

.services-page-intro .section-intro {
  margin-bottom: 0;
  font-size: 17px;
}

.service-detail-list {
  border-top: 1px solid var(--chengda-line);
}

.service-detail-item {
  padding: 30px 0;
  display: grid;
  grid-template-columns: minmax(180px, 0.42fr) minmax(0, 1fr);
  gap: 48px;
  border-bottom: 1px solid var(--chengda-line);
}

.service-detail-title {
  padding-left: 18px;
  border-left: 4px solid var(--chengda-yellow);
}

.service-detail-title p {
  margin-bottom: 4px;
  color: var(--chengda-blue);
  font-size: 12px;
  font-weight: 800;
}

.service-detail-title h3 {
  margin-bottom: 0;
  font-size: 25px;
  line-height: 1.35;
}

.service-detail-copy {
  max-width: 700px;
}

.service-detail-copy p {
  margin-bottom: 9px;
  color: var(--chengda-body);
  font-size: 16px;
}

.service-detail-copy p:last-child {
  margin-bottom: 0;
  color: var(--chengda-muted);
}

.project-gallery-section {
  margin-top: 50px;
  padding-top: 42px;
  border-top: 1px solid var(--chengda-line);
}

.project-gallery-heading {
  max-width: 820px;
  margin-bottom: 26px;
}

.project-gallery-heading h2 {
  font-size: 32px;
}

.project-gallery-heading .section-intro {
  margin-bottom: 0;
  font-size: 16px;
}

.project-gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-rows: 250px;
  gap: 12px;
}

.project-gallery-item {
  min-width: 0;
  margin: 0;
  grid-column: span 4;
  overflow: hidden;
  background: var(--chengda-navy);
  border: 1px solid var(--chengda-line);
  border-radius: 4px;
}

.project-gallery-item.is-featured {
  grid-column: span 7;
  grid-row: span 2;
}

.project-gallery-item:nth-child(2),
.project-gallery-item:nth-child(3) {
  grid-column: span 5;
}

.project-gallery-link {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  color: var(--chengda-white);
  background: var(--chengda-navy);
}

.project-gallery-link:hover {
  color: var(--chengda-white);
}

.project-gallery-media {
  min-height: 0;
  display: block;
  flex: 1 1 auto;
  overflow: hidden;
  background: #d8e0e5;
}

.project-gallery-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter 180ms ease;
}

.project-gallery-media picture {
  width: 100%;
  height: 100%;
  display: block;
}

.project-gallery-item.is-featured img {
  object-position: center 42%;
}

.project-gallery-item.is-levelled img {
  transform: rotate(-13deg) scale(1.24);
}

.project-gallery-link figcaption {
  min-height: 58px;
  padding: 10px 13px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #e3ebf0;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.45;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.project-gallery-open {
  flex: 0 0 auto;
  color: var(--chengda-yellow);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 11px;
  font-weight: 800;
}

.project-gallery-link:hover img {
  filter: brightness(1.06);
}

.concept-gallery-section {
  margin-top: 50px;
  padding-top: 42px;
  border-top: 1px solid var(--chengda-line);
}

.concept-gallery-heading {
  max-width: 820px;
  margin-bottom: 26px;
}

.concept-gallery-heading h2 {
  font-size: 32px;
}

.concept-gallery-heading .section-intro {
  margin-bottom: 0;
  font-size: 16px;
}

.concept-gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.concept-gallery-item {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  background: var(--chengda-white);
  border: 1px solid var(--chengda-line);
  border-radius: 4px;
}

.concept-gallery-media,
.concept-gallery-media picture {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #d8e0e5;
}

.concept-gallery-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.concept-gallery-item figcaption {
  min-height: 112px;
  padding: 15px 17px 17px;
  border-top: 3px solid var(--chengda-navy);
}

.concept-gallery-label {
  min-height: 22px;
  margin-bottom: 8px;
  padding: 2px 7px;
  display: inline-flex;
  align-items: center;
  color: var(--chengda-ink);
  background: var(--chengda-yellow);
  border-radius: 2px;
  font-size: 11px;
  font-weight: 800;
  line-height: 1.4;
}

.concept-gallery-item h3 {
  margin-bottom: 3px;
  font-size: 19px;
  line-height: 1.4;
}

.concept-gallery-item figcaption p {
  margin-bottom: 0;
  color: var(--chengda-muted);
  font-size: 14px;
  line-height: 1.6;
}

.concept-vr-row {
  margin-top: 20px;
  padding: 24px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  color: #dfe7ed;
  background: var(--chengda-navy);
  border-left: 4px solid var(--chengda-yellow);
  border-radius: 4px;
}

.concept-vr-eyebrow {
  margin-bottom: 3px;
  color: var(--chengda-yellow);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 12px;
  font-weight: 800;
}

.concept-vr-copy h3 {
  margin-bottom: 5px;
  color: var(--chengda-white);
  font-size: 22px;
}

.concept-vr-copy p:last-child {
  max-width: 620px;
  margin-bottom: 0;
  color: #dfe7ed;
  font-size: 14px;
}

.concept-vr-link {
  flex: 0 0 auto;
  gap: 8px;
  color: var(--chengda-ink);
  background: var(--chengda-yellow);
  border-color: var(--chengda-yellow);
}

.concept-vr-link:hover {
  color: var(--chengda-navy);
  background: var(--chengda-white);
  border-color: var(--chengda-white);
  transform: translateY(-2px);
}

.concept-vr-icon {
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 16px;
  line-height: 1;
}

.service-consult {
  margin-top: 38px;
  padding-top: 28px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 36px;
  border-top: 4px solid var(--chengda-yellow);
}

.service-consult .section-kicker {
  margin-bottom: 5px;
}

.service-consult h3 {
  margin-bottom: 8px;
  font-size: 26px;
}

.service-consult p:last-child {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--chengda-muted);
}

.service-consult-actions {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 18px;
}

.service-phone {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  color: var(--chengda-navy);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 22px;
  font-weight: 800;
}

.service-phone:hover {
  color: var(--chengda-blue);
}

.contact-content .section-heading {
  max-width: 760px;
}

.contact-maps img {
  width: 100%;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  border: 1px solid var(--chengda-line);
  border-radius: 4px;
}

.contact-location-grid {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.contact-location-grid article {
  min-height: 250px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: var(--chengda-porcelain);
  border-top: 4px solid var(--chengda-blue);
}

.contact-location-grid .location-label {
  margin-bottom: 6px;
}

.contact-location-grid h3 {
  margin-bottom: 12px;
  font-size: 21px;
}

.contact-location-grid p {
  margin-bottom: 14px;
  color: var(--chengda-muted);
  font-size: 14px;
}

.contact-location-grid a {
  min-height: 34px;
  display: flex;
  align-items: center;
  color: var(--chengda-navy);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 17px;
  font-weight: 800;
}

.contact-location-grid span {
  margin-top: auto;
  color: var(--chengda-muted);
  font-size: 13px;
}

/* Footer */

.site-footer {
  color: #c6d4df;
  background: #0b2949;
}

.footer-main {
  padding-top: 54px;
  padding-bottom: 24px;
}

.footer-grid {
  padding-bottom: 42px;
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(180px, 0.7fr) minmax(240px, 0.8fr);
  gap: 64px;
}

.footer-kicker {
  color: var(--chengda-yellow);
  font-size: 12px;
}

.footer-brand h2 {
  margin-bottom: 12px;
  color: var(--chengda-white);
  font-size: 30px;
}

.footer-brand p:last-child {
  max-width: 520px;
  margin-bottom: 0;
  color: #b8c8d4;
  font-size: 16px;
}

.footer-links,
.footer-contact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-links h3,
.footer-contact h3 {
  margin-bottom: 13px;
  color: var(--chengda-white);
  font-size: 16px;
}

.footer-links a,
.footer-contact a {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  color: #d5e0e8;
  font-size: 14px;
}

.footer-links a:hover,
.footer-contact a:hover,
.footer-legal a:hover {
  color: var(--chengda-yellow);
}

.footer-contact a {
  color: var(--chengda-white);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 18px;
  font-weight: 800;
}

.footer-contact p {
  margin-bottom: 9px;
  color: #9fb2c1;
  font-size: 12px;
}

.footer-legal {
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-legal p {
  margin-bottom: 0;
  color: #9fb2c1;
  font-size: 12px;
}

.legal-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 10px 18px;
  color: #9fb2c1;
  font-size: 12px;
}

.legal-links a {
  color: #b8c8d4;
}

.beian {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.beian img {
  width: 20px;
  height: 20px;
}

/* Responsive */

@media (max-width: 1199.98px) {
  .site-nav .site-logo {
    margin-right: 22px;
    gap: 8px;
  }

  .site-nav .site-logo-mark {
    flex-basis: 50px;
    width: 50px;
    height: 50px;
  }

  .site-logo-wordmark {
    gap: 4px;
  }

  .site-logo-name {
    font-size: 23px;
  }

  .site-logo-domain {
    font-size: 10.5px;
  }

  .site-nav .nav-link {
    padding-inline: 11px !important;
  }

  .site-nav .nav-link::after {
    right: 11px;
    left: 11px;
  }

  .nav-quote {
    margin-left: 10px;
  }

  .hero-copy h1 {
    font-size: 54px;
  }

  .category-card {
    grid-template-columns: 110px minmax(0, 1fr) 22px;
  }

  .category-media {
    width: 110px;
    height: 132px;
  }

  .project-gallery-grid {
    grid-auto-rows: 230px;
  }

  .footer-grid {
    gap: 38px;
  }
}

@media (max-width: 991.98px) {
  .site-nav {
    min-height: 74px;
    padding: 8px 0;
  }

  .site-nav .site-logo {
    gap: 8px;
  }

  .site-nav .site-logo-mark {
    flex-basis: 46px;
    width: 46px;
    height: 46px;
  }

  .site-logo-name {
    font-size: 21.5px;
  }

  .site-logo-domain {
    font-size: 10px;
  }

  .site-nav .navbar-collapse {
    margin-top: 8px;
    padding: 12px 0 16px;
    border-top: 1px solid var(--chengda-line);
  }

  .site-nav .navbar-nav {
    gap: 0;
  }

  .site-nav .nav-link {
    min-height: 48px;
    padding: 10px 4px !important;
  }

  .site-nav .nav-link::after {
    right: auto;
    bottom: 4px;
    left: 4px;
    width: 34px;
  }

  .nav-quote {
    width: 100%;
    margin: 8px 0 0;
  }

  .home-hero {
    min-height: 590px;
    padding-top: 68px;
  }

  .hero-copy {
    width: 58%;
  }

  .hero-copy h1 {
    font-size: 48px;
  }

  .hero-summary {
    font-size: 16px;
  }

  .hero-category-rail a {
    min-height: 86px;
    padding-inline: 14px;
  }

  .hero-category-rail strong {
    font-size: 15px;
  }

  .section-band {
    padding: 62px 0;
  }

  .section-heading h2 {
    font-size: 34px;
  }

  .category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .factory-grid {
    max-width: 760px;
    margin-inline: auto;
  }

  .service-heading {
    margin-top: 8px;
  }

  .project-gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: auto;
  }

  .project-gallery-item,
  .project-gallery-item:nth-child(2),
  .project-gallery-item:nth-child(3) {
    grid-column: span 1;
    grid-row: auto;
  }

  .project-gallery-item.is-featured {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .project-gallery-media {
    flex: 0 0 auto;
    aspect-ratio: 4 / 3;
  }

  .project-gallery-item.is-featured .project-gallery-media {
    aspect-ratio: 16 / 9;
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .contact-cta-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .subpage-sidebar {
    margin-bottom: 4px;
    position: static;
  }

  .sidebar-contact {
    display: none;
  }

  .wide-content .content-panel {
    padding: 34px;
  }

  .about-intro-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(250px, 0.75fr);
    gap: 28px;
  }

  .principles-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .principles-grid article,
  .principles-grid article:nth-child(-n + 3) {
    grid-column: auto;
  }

  .principles-grid article:last-child {
    grid-column: 1 / -1;
  }

  .contact-location-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-location-grid article:last-child {
    grid-column: 1 / -1;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 0.8fr 1fr;
    gap: 26px;
  }
}

@media (max-width: 767.98px) {
  body {
    font-size: 15px;
  }

  .container {
    --bs-gutter-x: 1.5rem;
  }

  .utility-bar,
  .utility-inner {
    min-height: 28px;
  }

  .utility-inner {
    justify-content: center;
  }

  .utility-inner > span {
    display: none;
  }

  .utility-bar {
    font-size: 11px;
  }

  .home-hero {
    min-height: 610px;
    padding: 300px 0 138px;
    align-items: flex-end;
    background-color: var(--chengda-navy);
    background-position: 66% top;
    background-size: auto 365px;
    background-repeat: no-repeat;
  }

  .home-hero::before {
    background: linear-gradient(180deg, rgba(18, 55, 95, 0) 0%, rgba(18, 55, 95, 0.14) 45%, rgba(18, 55, 95, 0.96) 62%, rgba(18, 55, 95, 1) 100%);
  }

  .hero-copy {
    width: 100%;
    max-width: 540px;
  }

  .hero-copy .eyebrow {
    color: var(--chengda-yellow);
  }

  .hero-copy h1 {
    margin-bottom: 13px;
    color: var(--chengda-white);
    font-size: 38px;
    line-height: 1.16;
  }

  .hero-summary {
    max-width: 500px;
    color: #d4e1ea;
    font-size: 15px;
    line-height: 1.65;
  }

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

  .hero-actions .button {
    min-height: 44px;
    padding: 10px 14px;
    font-size: 13px;
  }

  .hero-actions .button-primary {
    color: var(--chengda-ink);
    background: var(--chengda-yellow);
    border-color: var(--chengda-yellow);
  }

  .hero-actions .button-secondary {
    color: var(--chengda-white);
    background: transparent;
    border-color: rgba(255, 255, 255, 0.55);
  }

  .hero-category-rail {
    grid-template-columns: 1fr 1fr;
  }

  .hero-category-rail a {
    min-height: 61px;
    padding: 12px 14px;
    border-right: 1px solid rgba(255, 255, 255, 0.14);
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }

  .hero-category-rail a:nth-child(even) {
    border-right: 0;
  }

  .hero-category-rail a:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .hero-category-rail strong {
    margin-bottom: 0;
    font-size: 14px;
  }

  .hero-category-rail span {
    display: none;
  }

  .section-band {
    padding: 48px 0;
  }

  .section-heading {
    margin-bottom: 25px;
  }

  .section-heading h2 {
    font-size: 30px;
  }

  .section-heading-split {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .category-grid {
    gap: 10px;
  }

  .category-card {
    min-height: 0;
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .category-media {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
  }

  .category-card-copy {
    min-height: 82px;
    padding: 12px;
  }

  .category-card-copy strong {
    font-size: 15px;
  }

  .category-card-copy span {
    font-size: 11px;
  }

  .category-card > .card-arrow {
    display: none;
  }

  .product-card-footer {
    min-height: 60px;
    padding: 12px 13px;
  }

  .factory-grid {
    gap: 8px;
  }

  .factory-item figcaption {
    min-height: 38px;
    padding: 7px 8px;
    font-size: 11px;
  }

  .capability-list article {
    grid-template-columns: 96px minmax(0, 1fr);
  }

  .about-summary p {
    font-size: 15px;
  }

  .contact-cta {
    padding: 42px 0;
  }

  .contact-cta h2 {
    font-size: 29px;
  }

  .contact-cta-actions {
    width: 100%;
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .contact-phone {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    font-size: 22px;
  }

  .subpage-hero {
    min-height: 180px;
    padding: 34px 0 30px;
    background-position: 62% center;
  }

  .subpage-hero::before {
    background: rgba(234, 240, 243, 0.82);
  }

  .subpage-hero h1 {
    font-size: 34px;
  }

  .subpage-hero .container::before {
    top: 31px;
    bottom: 0;
    width: 3px;
  }

  .subpage-content-band {
    min-height: 0;
  }

  .content-panel,
  .wide-content .content-panel {
    padding: 22px 18px;
  }

  .content-toolbar {
    min-height: 0;
    margin-bottom: 22px;
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .content-toolbar h2 {
    font-size: 25px;
  }

  .article-copy > p {
    font-size: 15px;
  }

  .about-intro-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .about-detail-figure img {
    aspect-ratio: 4 / 3;
    object-position: center 48%;
  }

  .about-principles-section {
    margin-top: 36px;
    padding-top: 32px;
  }

  .about-principles-section .section-heading h2 {
    font-size: 25px;
  }

  .principles-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .principles-grid article,
  .principles-grid article:nth-child(-n + 3),
  .principles-grid article:last-child {
    grid-column: auto;
    min-height: 0;
    padding: 20px;
  }

  .services-page-intro {
    margin-bottom: 26px;
  }

  .services-page-intro .section-intro {
    font-size: 15px;
  }

  .service-detail-item {
    padding: 24px 0;
    grid-template-columns: 1fr;
    gap: 13px;
  }

  .service-detail-title {
    padding-left: 14px;
  }

  .service-detail-title h3 {
    font-size: 22px;
  }

  .service-detail-copy p {
    font-size: 15px;
  }

  .project-gallery-section {
    margin-top: 36px;
    padding-top: 32px;
  }

  .project-gallery-heading {
    margin-bottom: 20px;
  }

  .project-gallery-heading h2 {
    font-size: 25px;
  }

  .project-gallery-heading .section-intro {
    font-size: 15px;
  }

  .project-gallery-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .project-gallery-item,
  .project-gallery-item:nth-child(2),
  .project-gallery-item:nth-child(3),
  .project-gallery-item.is-featured {
    grid-column: auto;
  }

  .project-gallery-media,
  .project-gallery-item.is-featured .project-gallery-media {
    aspect-ratio: 4 / 3;
  }

  .project-gallery-link figcaption {
    min-height: 54px;
    padding: 9px 11px;
    font-size: 12px;
  }

  .concept-gallery-section {
    margin-top: 36px;
    padding-top: 32px;
  }

  .concept-gallery-heading {
    margin-bottom: 20px;
  }

  .concept-gallery-heading h2 {
    font-size: 25px;
  }

  .concept-gallery-heading .section-intro {
    font-size: 15px;
  }

  .concept-gallery-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .concept-gallery-item figcaption {
    min-height: 0;
    padding: 14px 15px 16px;
  }

  .concept-vr-row {
    margin-top: 16px;
    padding: 20px;
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  .concept-vr-copy h3 {
    font-size: 20px;
  }

  .concept-vr-link {
    width: 100%;
  }

  .service-consult {
    margin-top: 30px;
    padding-top: 24px;
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }

  .service-consult h3 {
    font-size: 23px;
  }

  .service-consult-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .service-phone {
    min-height: 40px;
    font-size: 21px;
  }

  .contact-location-grid {
    grid-template-columns: 1fr;
  }

  .contact-location-grid article,
  .contact-location-grid article:last-child {
    grid-column: auto;
    min-height: 0;
  }

  .footer-main {
    padding-top: 42px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-legal {
    align-items: flex-start;
    flex-direction: column;
  }

  .legal-links {
    align-items: flex-start;
    justify-content: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 399.98px) {
  .site-nav .site-logo {
    gap: 7px;
    margin-right: 12px;
  }

  .site-nav .site-logo-mark {
    flex-basis: 42px;
    width: 42px;
    height: 42px;
  }

  .site-logo-wordmark {
    gap: 3px;
  }

  .site-logo-name {
    font-size: 20px;
  }

  .site-logo-domain {
    font-size: 9px;
  }

  .home-hero {
    min-height: 620px;
  }

  .hero-copy h1 {
    font-size: 34px;
  }

  .hero-actions {
    gap: 8px;
  }

  .hero-actions .button {
    padding-inline: 11px;
    font-size: 12px;
  }

  .category-card-copy {
    min-height: 88px;
    padding: 10px;
  }

  .category-card-copy strong {
    font-size: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}