:root {
  --brand-blue: #063f93;
  --brand-deep: #082349;
  --brand-navy: #071832;
  --brand-orange: #f26a21;
  --text-main: #14233d;
  --text-muted: #667085;
  --line: #e7edf5;
  --page: #f7fbff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text-main);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  background: #fff;
}

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

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

.front-shell {
  min-height: 100vh;
  overflow-x: clip;
  background: linear-gradient(180deg, #fff 0%, #f8fbff 54%, #fff 100%);
}

@supports not (overflow-x: clip) {
  .front-shell {
    overflow-x: visible;
  }
}

.front-container {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
}

.front-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 80px;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(8, 35, 73, 0.08);
  backdrop-filter: blur(16px);
}

.front-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.front-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 290px;
}

.front-logo__image {
  width: 50px;
  height: 58px;
  flex: 0 0 auto;
  object-fit: contain;
}

.front-logo__name {
  display: block;
  color: #14233d;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0;
  white-space: nowrap;
}

.front-logo__sub {
  display: block;
  margin-top: 5px;
  color: #42536d;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  white-space: nowrap;
}

.front-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  color: #13223a;
  font-size: 15px;
  font-weight: 700;
}

.front-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 80px;
}

.front-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 14px;
  width: 0;
  height: 3px;
  background: var(--brand-orange);
  transform: translateX(-50%);
  transition: width 0.2s ease;
}

.front-nav a:hover::after,
.front-nav a.is-active::after {
  width: 42px;
}

.front-menu-btn {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  background: transparent;
  color: var(--brand-deep);
  cursor: pointer;
}

.front-menu-btn span,
.front-menu-btn::before,
.front-menu-btn::after {
  content: "";
  display: block;
  width: 25px;
  height: 2px;
  margin: 6px auto;
  background: currentColor;
}

.front-header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 22px;
  border-radius: 999px;
  color: #fff;
  background: var(--brand-orange);
  font-size: 14px;
  font-weight: 900;
  box-shadow: 0 10px 22px rgba(242, 106, 33, 0.18);
}

.hero {
  min-height: clamp(640px, calc(100vh - 150px), 820px);
  background:
    linear-gradient(90deg, rgba(248, 252, 255, 0.98) 0%, rgba(248, 252, 255, 0.94) 29%, rgba(248, 252, 255, 0.24) 56%, rgba(255, 255, 255, 0) 100%),
    url("/static/front/images/hero-industrial.png") center center / cover no-repeat;
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 520px) 1fr;
  align-items: center;
  min-height: clamp(640px, calc(100vh - 150px), 820px);
  padding-top: 0;
}

.hero__title {
  margin: 0;
  font-size: 48px;
  line-height: 1.16;
  font-weight: 900;
  letter-spacing: 0;
}

.hero__title strong {
  color: var(--brand-blue);
}

.hero__title span {
  color: var(--brand-orange);
}

.hero__subtitle {
  margin: 18px 0 0;
  color: #1d3b67;
  font-size: 24px;
  line-height: 1.45;
  font-weight: 700;
}

.hero__en {
  margin: 10px 0 0;
  max-width: 430px;
  color: #3d5576;
  font-size: 13px;
  line-height: 1.5;
  font-weight: 700;
  text-transform: uppercase;
}

.hero__features {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  margin: 38px 0 0;
}

.hero-feature {
  position: relative;
  min-width: 0;
  text-align: center;
}

.hero-feature:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 12px;
  right: -10px;
  width: 1px;
  height: 72px;
  background: rgba(8, 35, 73, 0.12);
}

.hero-feature__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin: 0 auto 9px;
  border: 1px solid rgba(6, 63, 147, 0.2);
  border-radius: 50%;
  color: var(--brand-blue);
  background: rgba(255, 255, 255, 0.68);
}

.hero-feature__title {
  margin: 0;
  color: #1d3b67;
  font-size: 15px;
  font-weight: 800;
}

.hero-feature__text {
  margin: 5px 0 0;
  color: #5b6a7c;
  font-size: 12px;
}

.front-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: 48px;
  padding: 0 28px;
  border: 1px solid var(--brand-orange);
  border-radius: 8px;
  color: var(--brand-orange);
  background: #fff;
  font-size: 15px;
  font-weight: 800;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.front-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(242, 106, 33, 0.15);
}

.front-btn--solid {
  margin-top: 34px;
  color: #fff;
  background: var(--brand-orange);
}

.front-btn.compact {
  height: 42px;
  padding: 0 20px;
}

.front-btn--solid.compact {
  margin-top: 0;
}

.stats-bar {
  background: linear-gradient(90deg, var(--theme-stats-start, #053c92) 0%, var(--theme-stats-end, #002c79) 100%);
  box-shadow: 0 12px 35px rgba(0, 44, 121, 0.2);
}

.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  height: 70px;
}

.stat-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  min-width: 0;
  color: #fff;
}

.stat-item:not(:last-child) {
  border-right: 1px solid rgba(255, 255, 255, 0.22);
}

.stat-item__icon {
  color: rgba(255, 255, 255, 0.92);
}

.stat-item strong {
  display: block;
  font-size: 20px;
  line-height: 1;
}

.stat-item span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  opacity: 0.86;
}

.section {
  padding: 50px 0 0;
}

.section--tight {
  padding-top: 28px;
}

.section--bottom {
  padding-bottom: 60px;
}

.section--news {
  padding-bottom: 58px;
}

.section-title {
  text-align: center;
}

.section-title h2 {
  margin: 0;
  color: #14233d;
  font-size: 32px;
  line-height: 1.1;
  font-weight: 900;
}

.section-title span {
  display: block;
  margin-top: 4px;
  color: #6b7788;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.section-title::after {
  content: "";
  display: block;
  width: 34px;
  height: 3px;
  margin: 12px auto 0;
  background: var(--brand-orange);
  border-radius: 99px;
}

.section-title--left {
  text-align: left;
}

.section-title--left::after {
  margin-left: 0;
}

.section-lead {
  max-width: 720px;
  margin: 18px auto 0;
  color: #667085;
  font-size: 15px;
  line-height: 1.8;
  text-align: center;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.product-card {
  position: relative;
  overflow: hidden;
  min-height: 315px;
  padding: 18px 18px 19px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(19, 42, 75, 0.06);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.product-card:hover {
  transform: translateY(-5px);
  border-color: rgba(242, 106, 33, 0.35);
  box-shadow: 0 20px 42px rgba(19, 42, 75, 0.12);
}

.product-card__tag {
  position: absolute;
  top: 16px;
  left: 18px;
  z-index: 2;
  padding: 4px 7px;
  border-radius: 3px;
  color: #fff;
  background: var(--brand-orange);
  font-size: 11px;
  font-weight: 900;
}

.product-card__image {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 168px;
  margin-top: 10px;
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-card h3 {
  margin: 15px 0 7px;
  color: #172a49;
  font-size: 18px;
  font-weight: 900;
}

.product-card p {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  color: #6d7a8d;
  font-size: 13px;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: #263a58;
  font-size: 13px;
  font-weight: 900;
}

.card-link span {
  color: var(--brand-orange);
}

.section-action {
  margin-top: 24px;
  text-align: center;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: 1fr;
  align-items: stretch;
  gap: 20px;
  margin-top: 34px;
}

.case-card,
.news-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(19, 42, 75, 0.06);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.case-card:hover,
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 38px rgba(19, 42, 75, 0.12);
}

.case-card__image {
  flex: 0 0 auto;
  aspect-ratio: 16 / 9;
  height: auto;
  overflow: hidden;
  background: #eaf1f8;
}

.case-card__image img,
.news-card__image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  transition: transform 0.2s ease;
}

.case-card:hover .case-card__image img,
.news-card:hover .news-card__image img {
  transform: scale(1.08);
}

.case-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 18px 18px 19px;
}

.case-card h3,
.news-card h3 {
  margin: 0;
  color: #172a49;
  font-size: 18px;
  line-height: 1.35;
  font-weight: 900;
}

.case-card p,
.news-card p {
  margin: 9px 0 0;
  color: #6d7a8d;
  font-size: 13px;
  line-height: 1.6;
}

.case-card p {
  display: -webkit-box;
  min-height: calc(13px * 1.6 * 2);
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.partner-strip {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  align-items: center;
  gap: 18px;
  margin-top: 32px;
}

.partner-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  filter: grayscale(1);
  opacity: 0.9;
  transition: filter 0.2s ease, opacity 0.2s ease;
}

.partner-logo:hover {
  filter: grayscale(0);
  opacity: 1;
}

.partner-logo img {
  display: block;
  width: 100%;
  max-width: 150px;
  height: 46px;
  object-fit: contain;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin-top: 34px;
}

.news-card__image {
  aspect-ratio: 16 / 10;
  height: auto;
  overflow: hidden;
  background: #eaf1f8;
}

.news-card__body {
  padding: 20px 22px 22px;
}

.news-card time {
  display: block;
  margin-top: 22px;
  color: #9aa5b5;
  font-size: 13px;
}

.front-footer {
  color: rgba(255, 255, 255, 0.82);
  background:
    radial-gradient(circle at 0 0, rgba(14, 93, 183, 0.32), transparent 35%),
    linear-gradient(120deg, var(--theme-footer-start, #081b38) 0%, var(--theme-footer-end, #15243d) 100%);
}

.front-footer__main {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr 1.5fr;
  gap: 42px;
  padding: 50px 0 44px;
}

.front-footer .front-logo__name,
.front-footer .front-logo__sub {
  color: #fff;
}

.footer-about {
  margin-top: 20px;
  max-width: 320px;
  font-size: 14px;
  line-height: 1.9;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 22px;
}

.footer-social span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 50%;
  font-size: 12px;
}

.footer-col h3 {
  margin: 4px 0 20px;
  color: #fff;
  font-size: 16px;
  font-weight: 900;
}

.footer-col a,
.footer-col p {
  display: block;
  margin: 0 0 12px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.7;
}

.front-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
}

.front-footer__links {
  display: flex;
  gap: 28px;
}

.page-shell {
  background:
    linear-gradient(180deg, #fff 0%, #f7fbff 38%, #fff 100%);
}

.page-hero {
  position: relative;
  min-height: 280px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(247, 251, 255, 0.98) 0%, rgba(247, 251, 255, 0.9) 34%, rgba(247, 251, 255, 0.2) 62%),
    url("/static/front/images/hero-industrial.png") center center / cover no-repeat;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.6;
  background:
    linear-gradient(rgba(6, 63, 147, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6, 63, 147, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
}

.page-hero--product {
  background:
    linear-gradient(90deg, rgba(247, 251, 255, 0.98) 0%, rgba(247, 251, 255, 0.9) 36%, rgba(247, 251, 255, 0.18) 64%),
    url("/static/front/images/product-sheet.png") center center / cover no-repeat;
}

.page-hero--case {
  background:
    linear-gradient(90deg, rgba(247, 251, 255, 0.98) 0%, rgba(247, 251, 255, 0.9) 34%, rgba(247, 251, 255, 0.18) 64%),
    url("/static/front/images/case-sheet.png") center center / cover no-repeat;
}

.page-hero--contact {
  background:
    linear-gradient(90deg, rgba(247, 251, 255, 0.98) 0%, rgba(247, 251, 255, 0.9) 34%, rgba(247, 251, 255, 0.16) 64%),
    url("/static/front/images/news-sheet.png") center center / cover no-repeat;
}

.page-hero--news {
  background:
    linear-gradient(90deg, rgba(247, 251, 255, 0.98) 0%, rgba(247, 251, 255, 0.9) 34%, rgba(247, 251, 255, 0.16) 64%),
    url("/static/front/images/news-sheet.png") center center / cover no-repeat;
}

.page-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  min-height: 280px;
}

.page-hero__inner > div {
  max-width: 560px;
}

.page-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--brand-orange);
  font-size: 14px;
  font-weight: 900;
  text-transform: uppercase;
}

.page-kicker::before {
  content: "";
  width: 30px;
  height: 3px;
  background: currentColor;
}

.page-hero h1,
.detail-summary h1,
.case-detail-summary h1 {
  margin: 12px 0 0;
  color: #07336f;
  font-size: 44px;
  line-height: 1.18;
  font-weight: 900;
}

.page-hero p,
.detail-summary p,
.case-detail-summary p {
  margin: 14px 0 0;
  color: #34506f;
  font-size: 18px;
  line-height: 1.8;
  font-weight: 700;
}

.about-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 430px;
  gap: 48px;
  align-items: center;
}

.about-copy .rich-text {
  margin-top: 22px;
}

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

.about-media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #edf4fb;
  box-shadow: 0 18px 45px rgba(19, 42, 75, 0.12);
}

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

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.about-stat,
.advantage-card {
  min-height: 118px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(19, 42, 75, 0.06);
}

.about-stat strong {
  display: block;
  color: var(--brand-blue);
  font-size: 30px;
  line-height: 1;
  font-weight: 900;
}

.about-stat span,
.advantage-card span {
  display: block;
  margin-top: 10px;
  color: #667085;
  font-size: 14px;
  line-height: 1.7;
}

.about-culture {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 42px;
}

.culture-card,
.article-card {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(19, 42, 75, 0.06);
}

.rich-text {
  color: #4c5b70;
  font-size: 15px;
  line-height: 1.9;
}

.rich-text p {
  margin: 0 0 14px;
}

.rich-text img {
  max-width: 100%;
  height: auto;
  margin: 20px auto;
  border-radius: 8px;
}

.rich-text table {
  width: 100% !important;
  margin: 12px 0;
  border-collapse: collapse;
  background: #fff;
}

.rich-text td,
.rich-text th {
  padding: 12px 14px;
  border: 1px solid #dde7f2;
  color: #31435f;
  font-size: 14px;
  line-height: 1.6;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.catalog-side {
  position: sticky;
  top: 104px;
  display: grid;
  gap: 0;
}

.catalog-side h2 {
  margin: 0;
  padding: 18px 20px;
  border-radius: 8px 8px 0 0;
  color: #fff;
  background: linear-gradient(135deg, var(--theme-side-start, #074aa5), var(--theme-side-end, #00347f));
  font-size: 20px;
}

.catalog-side > a,
.catalog-category__parent {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 54px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-top: 0;
  color: #183861;
  background: #fff;
  font-weight: 800;
}

.catalog-side > a:hover,
.catalog-category__parent:hover {
  color: var(--brand-blue);
  background: #f4f8fd;
}

.catalog-side > a.is-active,
.catalog-category__parent.is-active {
  color: var(--brand-blue);
  background: #edf5ff;
}

.catalog-category {
  border-top: 0;
}

.catalog-category__parent {
  text-decoration: none;
}

.catalog-category__children {
  display: grid;
  gap: 0;
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: #fbfdff;
}

.catalog-category__children a {
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 0 18px 0 32px;
  border-bottom: 1px solid #e7eef7;
  color: #47566d;
  font-size: 14px;
  font-weight: 800;
}

.catalog-category__children a:hover,
.catalog-category__children a.is-active {
  color: var(--brand-blue);
  background: #f1f7ff;
}

.support-card {
  margin-top: 26px;
  padding: 22px;
  border: 1px solid #cfe0f5;
  border-radius: 8px;
  background: linear-gradient(180deg, #f5faff, #fff);
}

.support-card strong {
  display: block;
  color: #103866;
  font-size: 18px;
  font-weight: 900;
}

.support-card p {
  margin: 10px 0 18px;
  color: #667085;
  font-size: 14px;
  line-height: 1.7;
}

.support-card .front-btn {
  width: 100%;
  height: 40px;
  padding: 0 16px;
}

.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(19, 42, 75, 0.04);
}

.catalog-search {
  flex: 1;
  padding: 0 18px;
  color: #98a4b5;
  line-height: 42px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.catalog-toolbar span {
  min-width: 112px;
  color: #42536d;
  font-size: 14px;
  font-weight: 800;
  text-align: center;
}

.product-grid--catalog {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 0;
}

.product-grid--catalog .product-card {
  min-height: 300px;
}

.product-grid--catalog .product-card p {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.front-pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 34px;
}

.front-pagination a {
  display: grid;
  place-items: center;
  min-width: 36px;
  height: 36px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: #42536d;
  background: #fff;
  font-size: 14px;
  font-weight: 800;
}

.front-pagination a.is-active {
  color: #fff;
  border-color: var(--brand-blue);
  background: var(--brand-blue);
}

.detail-hero {
  background:
    radial-gradient(circle at 45% 45%, rgba(6, 63, 147, 0.09), transparent 34%),
    linear-gradient(180deg, #f8fbff 0%, #fff 100%);
}

.detail-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 48px;
  align-items: center;
  min-height: 520px;
  padding: 54px 0;
}

.detail-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.detail-gallery__item {
  display: grid;
  place-items: center;
  min-height: 110px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 12px 32px rgba(19, 42, 75, 0.06);
}

.detail-gallery__item.is-main {
  grid-column: span 4;
  min-height: 350px;
}

.detail-gallery__item.is-thumb {
  appearance: none;
  font: inherit;
  cursor: pointer;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.detail-gallery__item.is-thumb:hover,
.detail-gallery__item.is-thumb.is-active {
  transform: translateY(-2px);
  border-color: rgba(242, 106, 33, 0.56);
  box-shadow: 0 16px 34px rgba(19, 42, 75, 0.12);
}

.detail-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.detail-summary h1 {
  color: #082b62;
}

.detail-summary p {
  color: #536579;
  font-size: 15px;
  font-weight: 500;
}

.detail-badges {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}

.detail-badges span {
  display: grid;
  place-items: center;
  min-height: 58px;
  padding: 12px;
  border: 1px solid #d9e6f5;
  border-radius: 8px;
  color: var(--brand-blue);
  background: #f3f8ff;
  font-weight: 900;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.detail-spec-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.detail-spec-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.detail-spec-grid div {
  padding: 22px 24px;
  text-align: center;
}

.detail-spec-grid div:not(:last-child) {
  border-right: 1px solid var(--line);
}

.detail-spec-grid strong,
.detail-spec-grid span {
  display: block;
}

.detail-spec-grid strong {
  color: #173861;
  font-size: 16px;
}

.detail-spec-grid span {
  margin-top: 6px;
  color: #667085;
  font-size: 13px;
}

.detail-tabs {
  position: sticky;
  top: 80px;
  z-index: 45;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 12px 28px rgba(8, 35, 73, 0.08);
}

.detail-tabs .front-container {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-top: 10px;
  padding-bottom: 10px;
}

.detail-tabs a {
  flex: 0 0 auto;
  padding: 10px 18px;
  border-radius: 6px;
  color: #29425f;
  font-size: 14px;
  font-weight: 900;
}

.detail-tabs a:hover {
  color: #fff;
  background: var(--brand-blue);
}

.detail-content {
  padding: 28px 0 60px;
}

.detail-section {
  scroll-margin-top: 140px;
  padding: 28px 0;
}

.detail-section > .rich-text,
.detail-diagram {
  margin-top: 22px;
}

.detail-diagram {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.case-grid--detail {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.solution-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(19, 42, 75, 0.06);
}

.solution-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.solution-card strong,
.solution-card span {
  display: block;
  padding: 0 18px;
}

.solution-card strong {
  margin-top: 18px;
  color: #173861;
  font-size: 19px;
  font-weight: 900;
}

.solution-card span {
  min-height: 62px;
  margin-top: 8px;
  color: #667085;
  font-size: 14px;
  line-height: 1.6;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.advantage-card strong {
  color: var(--brand-blue);
  font-size: 18px;
}

.related-dots {
  display: flex;
  gap: 8px;
  min-height: 34px;
  margin-top: 16px;
}

.related-dots span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  overflow: hidden;
  border: 1px solid #d9e6f5;
  border-radius: 50%;
  background: #fff;
}

.related-dots img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.case-card .card-link {
  margin-top: auto;
  padding-top: 18px;
}

.case-detail-hero {
  padding: 54px 0;
  background: linear-gradient(180deg, #f7fbff 0%, #fff 100%);
}

.case-detail-layout,
.article-layout,
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 42px;
  align-items: start;
}

.case-detail-media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #eaf1f8;
  box-shadow: 0 18px 45px rgba(19, 42, 75, 0.1);
}

.case-detail-media img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transform: scale(1.06);
}

.case-detail-summary {
  padding-top: 18px;
}

.case-detail-summary time {
  display: block;
  margin-top: 18px;
  color: #8a98aa;
  font-size: 14px;
}

.case-products {
  margin-top: 30px;
}

.case-products > strong {
  display: block;
  margin-bottom: 12px;
  color: #173861;
  font-size: 18px;
}

.case-products > div {
  display: grid;
  gap: 12px;
}

.case-products a {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.case-products img {
  width: 56px;
  height: 48px;
  object-fit: contain;
}

.case-products span {
  color: #183861;
  font-size: 14px;
  font-weight: 900;
}

.article-layout {
  grid-template-columns: minmax(0, 1fr) 300px;
}

.article-side {
  position: sticky;
  top: 104px;
}

.contact-layout {
  grid-template-columns: 0.9fr 1.1fr;
}

.contact-panel,
.contact-form,
.map-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(19, 42, 75, 0.06);
}

.contact-panel,
.contact-form {
  padding: 32px;
}

.contact-list,
.hotline-list {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.contact-list a,
.contact-list div,
.hotline-list a {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 15px 16px;
  border: 1px solid #dce8f4;
  border-radius: 8px;
  background: #f8fbff;
}

.contact-list strong,
.hotline-list strong {
  color: var(--brand-blue);
  font-size: 14px;
}

.contact-list span,
.hotline-list span {
  color: #3d4f66;
  font-size: 14px;
  line-height: 1.6;
}

.contact-form h2 {
  margin: 0 0 22px;
  color: #173861;
  font-size: 26px;
  font-weight: 900;
}

.contact-form label {
  display: block;
  margin-bottom: 16px;
}

.contact-form label span {
  display: block;
  margin-bottom: 8px;
  color: #2a3d58;
  font-size: 14px;
  font-weight: 900;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid #dce8f4;
  border-radius: 6px;
  color: var(--text-main);
  background: #f8fbff;
  font: inherit;
  outline: none;
}

.contact-form input {
  height: 44px;
  padding: 0 14px;
}

.contact-form textarea {
  resize: vertical;
  padding: 12px 14px;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(6, 63, 147, 0.55);
  background: #fff;
}

.contact-form button:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.contact-form__notice {
  display: none;
  margin: 14px 0 0;
  color: #3d4f66;
  font-size: 14px;
  line-height: 1.6;
}

.contact-form__notice.is-active {
  display: block;
}

.contact-form__notice.is-success {
  color: #1a7f4b;
}

.contact-form__notice.is-error {
  color: #b63a2f;
}

.map-card {
  overflow: hidden;
  margin-top: 34px;
}

.map-card img {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
}

.news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 36px;
  align-items: start;
}

.news-feature {
  display: grid;
  grid-template-columns: 0.78fr 1fr;
  gap: 28px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(19, 42, 75, 0.06);
}

.news-feature__media {
  overflow: hidden;
  border-radius: 6px;
  background: #eaf1f8;
}

.news-feature__media img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transform: scale(1.06);
}

.news-feature__body {
  padding-right: 22px;
}

.news-feature__body > span {
  display: inline-flex;
  padding: 5px 12px;
  border-radius: 999px;
  color: var(--brand-blue);
  background: #edf5ff;
  font-size: 13px;
  font-weight: 900;
}

.news-feature__body h2 {
  margin: 16px 0 0;
  color: #173861;
  font-size: 26px;
  line-height: 1.35;
  font-weight: 900;
}

.news-feature__body time,
.article-hero time {
  display: block;
  margin-top: 12px;
  color: #8a98aa;
  font-size: 14px;
}

.news-feature__body p {
  margin: 14px 0 0;
  color: #667085;
  font-size: 15px;
  line-height: 1.75;
}

.news-list-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 22px;
}

.news-sidebar,
.article-side {
  display: grid;
  gap: 22px;
}

.news-side-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(19, 42, 75, 0.06);
}

.news-side-card h2 {
  margin: 0 0 14px;
  color: #173861;
  font-size: 22px;
  font-weight: 900;
}

.news-side-card h2::after {
  content: "";
  display: block;
  width: 28px;
  height: 3px;
  margin-top: 10px;
  background: var(--brand-orange);
}

.news-side-card a {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.news-side-card a:last-child {
  border-bottom: 0;
}

.news-side-card strong {
  color: var(--brand-orange);
  font-size: 18px;
  line-height: 1.2;
}

.news-side-card span {
  color: #334761;
  font-size: 14px;
  line-height: 1.55;
  font-weight: 800;
}

.article-hero {
  padding: 54px 0 0;
  background: linear-gradient(180deg, #f7fbff 0%, #fff 100%);
}

.article-hero__inner {
  max-width: 920px;
}

.article-hero h1 {
  margin: 12px 0 0;
  color: #07336f;
  font-size: 38px;
  line-height: 1.32;
  font-weight: 900;
}

.article-hero img {
  display: block;
  width: 100%;
  margin-top: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  aspect-ratio: 16 / 8;
  object-fit: cover;
  box-shadow: 0 18px 45px rgba(19, 42, 75, 0.1);
}

.empty-state {
  display: grid;
  place-items: center;
  gap: 24px;
  min-height: 260px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.empty-state h1 {
  margin: 0;
  color: #173861;
  font-size: 30px;
}

@media (max-width: 1024px) {
  .front-nav {
    gap: 18px;
    font-size: 14px;
  }

  .front-header__cta {
    display: none;
  }

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

  .product-grid--catalog,
  .case-grid--detail,
  .solution-grid,
  .advantage-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-intro,
  .detail-hero__inner,
  .case-detail-layout,
  .article-layout,
  .contact-layout,
  .news-layout {
    grid-template-columns: 1fr;
  }

  .catalog-layout {
    grid-template-columns: 1fr;
  }

  .catalog-side,
  .article-side {
    position: static;
  }

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

@media (max-width: 760px) {
  .front-container {
    width: min(100% - 28px, 1200px);
  }

  .front-header {
    height: 68px;
  }

  .front-logo {
    min-width: 0;
  }

  .front-logo__image {
    width: 40px;
    height: 46px;
  }

  .front-logo__name {
    font-size: 16px;
  }

  .front-logo__sub {
    display: none;
  }

  .front-menu-btn {
    display: block;
  }

  .front-nav {
    position: fixed;
    inset: 68px 0 auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 18px 18px;
    background: #fff;
    box-shadow: 0 18px 35px rgba(10, 31, 68, 0.12);
  }

  .front-nav.is-open {
    display: flex;
  }

  .front-nav a {
    height: 46px;
    border-bottom: 1px solid var(--line);
  }

  .front-nav a::after {
    display: none;
  }

  .hero,
  .hero__inner {
    min-height: 620px;
  }

  .hero {
    background:
      linear-gradient(180deg, rgba(248, 252, 255, 0.98) 0%, rgba(248, 252, 255, 0.92) 55%, rgba(248, 252, 255, 0.3) 100%),
      url("/static/front/images/hero-industrial.png") 67% center / cover no-repeat;
  }

  .hero__inner {
    display: block;
    padding-top: 58px;
  }

  .hero__title {
    font-size: 38px;
  }

  .hero__subtitle {
    font-size: 19px;
  }

  .hero__features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 16px;
  }

  .hero-feature:nth-child(2)::after {
    display: none;
  }

  .stats-bar__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    height: auto;
  }

  .stat-item {
    min-height: 66px;
  }

  .stat-item:nth-child(2) {
    border-right: 0;
  }

  .stat-item:nth-child(-n + 2) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  }

  .section {
    padding-top: 46px;
  }

  .section--bottom {
    padding-bottom: 46px;
  }

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

  .page-hero,
  .page-hero__inner {
    min-height: 230px;
  }

  .page-hero h1,
  .detail-summary h1,
  .case-detail-summary h1 {
    font-size: 34px;
  }

  .page-hero p,
  .detail-summary p,
  .case-detail-summary p {
    font-size: 15px;
  }

  .product-grid,
  .case-grid,
  .news-grid,
  .news-list-grid,
  .partner-strip,
  .front-footer__main,
  .about-stats,
  .about-culture,
  .detail-spec-grid,
  .solution-grid,
  .advantage-grid {
    grid-template-columns: 1fr;
  }

  .product-grid--catalog,
  .case-grid--detail {
    grid-template-columns: 1fr;
  }

  .catalog-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .catalog-toolbar span {
    text-align: left;
  }

  .detail-gallery__item.is-main {
    min-height: 260px;
  }

  .detail-spec-grid div:not(:last-child) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .detail-tabs {
    top: 68px;
  }

  .contact-panel,
  .contact-form,
  .culture-card,
  .article-card {
    padding: 24px;
  }

  .contact-list a,
  .contact-list div,
  .hotline-list a {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .news-feature {
    grid-template-columns: 1fr;
  }

  .news-feature__body {
    padding: 0 8px 8px;
  }

  .news-feature__body h2,
  .article-hero h1 {
    font-size: 26px;
  }

  .product-card {
    min-height: 320px;
  }

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

  .front-footer__bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}