:root {
  --color-brand: #d80c18;
  --color-brand-dark: #b90510;
  --color-brand-soft: #f5f7fa;
  --color-brand-pale: #ffffff;
  --color-ink: #1d2530;
  --color-muted: #6b7480;
  --color-light: #f4f6f9;
  --color-line: #e6ebf2;
  --color-white: #ffffff;
  --shadow-card: 0 18px 48px rgba(154, 44, 48, 0.1);
  --header-height: 76px;
}

.seo-page-title {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
  scroll-padding-top: calc(var(--header-height) + 16px);
}

html.lenis,
html.lenis body {
  height: auto;
}

.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

.lenis.lenis-stopped {
  overflow: hidden;
}

body {
  margin: 0;
  color: var(--color-ink);
  font-family: Arial, "Microsoft YaHei", "PingFang SC", sans-serif;
  line-height: 1.6;
  background: var(--color-white);
}

.trial-form-toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  z-index: 1400;
  min-width: 220px;
  max-width: min(calc(100vw - 32px), 420px);
  padding: 12px 18px;
  border-radius: 999px;
  color: var(--color-white);
  font-size: 14px;
  line-height: 1.5;
  text-align: center;
  box-shadow: 0 18px 40px rgba(24, 35, 52, 0.18);
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(18px);
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.trial-form-toast.is-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.trial-form-toast.is-success {
  background: rgba(124, 201, 86, 0.94);
}

.trial-form-toast.is-error {
  background: rgba(216, 12, 24, 0.94);
}

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

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

.container {
  width: min(1280px, calc(100% - 64px));
  margin: 0 auto;
}

.container.center {
  width: 100%;
}

.site-header {
  position: fixed;
  z-index: 30;
  top: 18px;
  left: 0;
  width: 100%;
  height: auto;
  background: transparent;
  transition: top 0.2s ease, filter 0.2s ease;
}

.site-header.is-scrolled {
  top: 12px;
  filter: drop-shadow(0 12px 26px rgba(28, 38, 52, 0.12));
}

.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  min-height: var(--header-height);
  padding: 0 26px;
  gap: 34px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(229, 233, 240, 0.96);
  border-radius: 999px;
  box-shadow: 0 14px 34px rgba(28, 38, 52, 0.1);
  backdrop-filter: blur(18px);
}

.brand {
  flex: 0 0 auto;
}

.brand img {
  width: 174px;
  height: 56px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  flex: 0 1 auto;
  min-height: var(--header-height);
  gap: 34px;
}

.site-nav > a,
.nav-item > a,
.nav-item > .nav-trigger {
  position: relative;
  display: flex;
  align-items: center;
  min-height: var(--header-height);
  cursor: pointer;
  color: #263241;
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
}

.site-nav > a:hover,
.nav-item:hover > a,
.nav-item:hover > .nav-trigger,
.site-nav > a.active,
.nav-item.active > a,
.nav-item.active > .nav-trigger {
  color: #111827;
}

.site-nav > a::before,
.nav-item > a::before,
.nav-item > .nav-trigger::before {
  position: absolute;
  right: 2px;
  bottom: 18px;
  left: 2px;
  height: 3px;
  border-radius: 999px;
  background: var(--color-brand);
  opacity: 0;
  transform: scaleX(0);
  transform-origin: center;
  transition: opacity 0.2s ease, transform 0.2s ease;
  content: "";
}

.site-nav > a:hover::before,
.nav-item:hover > a::before,
.nav-item:hover > .nav-trigger::before,
.site-nav > a.active::before,
.nav-item.active > a::before,
.nav-item.active > .nav-trigger::before {
  opacity: 1;
  transform: scaleX(1);
}

.nav-item {
  height: 100%;
}

.nav-item.has-dropdown {
  position: relative;
}

.nav-item.has-dropdown > a::after,
.nav-item.has-dropdown > .nav-trigger::after {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-left: 6px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  content: "";
}

.mega-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: -8px;
  display: grid;
  grid-template-columns: 1fr;
  width: 342px;
  padding: 12px;
  gap: 12px;
  border-top: 0;
  border-radius: 0 0 22px 22px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 22px 54px rgba(35, 45, 62, 0.14);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
  box-sizing: border-box;
}

.product-mega-menu::after {
  position: absolute;
  top: 0;
  left: 72px;
  width: 18px;
  height: 18px;
  background: rgba(255, 255, 255, 0.98);
  border-top: 1px solid rgba(232, 238, 246, 0.95);
  border-left: 1px solid rgba(232, 238, 246, 0.95);
  transform: translateY(-50%) rotate(45deg);
  content: "";
}

.solution-mega-menu {
  width: 226px;
  padding: 14px 0;
  gap: 0;
  background: #ffffff;
}

.solution-mega-menu::after {
  position: absolute;
  top: 0;
  left: 70px;
  width: 16px;
  height: 16px;
  background: #ffffff;
  border-top: 1px solid rgba(232, 238, 246, 0.95);
  border-left: 1px solid rgba(232, 238, 246, 0.95);
  transform: translateY(-50%) rotate(45deg);
  content: "";
}

.has-dropdown:hover .mega-menu,
.has-dropdown.is-open .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-menu-card {
  position: relative;
  display: block;
  min-height: 92px;
  padding: 8px 16px 16px 18px;
  overflow: hidden;
  border-radius: 16px;
  color: #2c3543;
  box-shadow: inset 0 0 0 1px rgba(232, 238, 246, 0.95);
  transition: transform 0.18s ease, box-shadow 0.18s ease, color 0.18s ease;
}

.mega-menu-card:hover,
.mega-menu-card:focus-visible {
  color: #111821;
  transform: translateY(-2px);
  box-shadow:
    inset 0 0 0 1px rgba(223, 231, 241, 0.95),
    0 16px 32px rgba(23, 31, 45, 0.1);
}

.mega-menu-card-body {
  position: relative;
  z-index: 2;
  display: block;
}

.mega-menu-card strong {
  display: flex;
  align-items: center;
  width: 140px;
  height: 60px;
  color: inherit;
  line-height: 1;
}

.mega-menu-card-title-image {
  display: block;
  width: 140px;
  max-width: 100%;
  height: 60px;
  object-fit: contain;
}

.mega-menu-card--compact-title .mega-menu-card-title-image {
  width: 117px;
  height: 50px;
}

.mega-menu-card--emphasized-title .mega-menu-card-title-image {
  transform: scale(1.06);
}

.mega-menu-card-title-index-1 .mega-menu-card-title-image {
  margin-left: -6px;
  transform: scale(1);
}

.mega-menu-card-title-index-1 .mega-menu-card-title-image {
  margin-left: -6px;
  transform: scale(1);
}

.mega-menu-card-title-index-2 .mega-menu-card-title-image {
  transform: scale(1.08);
}

.mega-menu-card-title-index-3 .mega-menu-card-title-image {
  margin-left: 4px;
  transform: scale(1.1);
}

.mega-menu-card-title-index-4 .mega-menu-card-title-image {
  margin-left: 4px;
  width: 100px;
  height: auto;
}

.mega-menu-card-body span {
  display: block;
  margin-top: 8px;
  color: #6d7786;
  font-size: 12px;
  line-height: 1.45;
}

.mega-menu-card:hover .mega-menu-card-body span,
.mega-menu-card:focus-visible .mega-menu-card-body span {
  color: #566171;
}

.mega-menu-card-arrow {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 3;
  display: block;
  width: 18px;
  height: 18px;
  object-fit: contain;
}

span.mega-menu-card-arrow {
  font-size: 0;
  background: url("/assets/header/arrow.png") center / contain no-repeat;
}

.solution-mega-link {
  display: block;
  padding: 20px 22px;
  color: #243244;
  font-size: 16px;
  line-height: 1.35;
  background: #ffffff;
  transition: color 0.18s ease, background 0.18s ease, padding-left 0.18s ease;
}

.solution-mega-link:hover,
.solution-mega-link:focus-visible,
.solution-mega-link.active {
  color: var(--color-brand);
  background: rgba(247, 249, 252, 0.96);
  padding-left: 26px;
}

.solution-mega-link.active {
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  margin-left: auto;
}

.header-mobile-tools {
  display: none;
}

.phone-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 4px;
  color: var(--color-brand);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.phone-icon {
  color: var(--color-brand);
  font-size: 16px;
}

.trial-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 20px;
  border: 1px solid rgba(215, 220, 229, 0.96);
  border-radius: 999px;
  color: #222b38;
  background: #ffffff;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: 0 8px 18px rgba(30, 41, 59, 0.08);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.96);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--color-ink);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 158px;
  height: 52px;
  padding: 0 28px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  color: var(--color-white);
  background: var(--color-brand);
  box-shadow: 0 14px 28px rgba(216, 12, 24, 0.22);
}

.btn.soft {
  color: var(--color-brand);
  border-color: #d9e0ea;
  background: var(--color-brand-soft);
}

.section {
  padding: 124px 0;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.9fr);
  gap: 58px;
  align-items: center;
}

.section-copy h2,
.section-heading h1,
.section-heading h2,
.compact-band h1,
.compact-band h2 {
  margin: 0;
  color: #182434;
  line-height: 1.24;
  letter-spacing: 0;
}

.section-title {
  margin: 0;
  color: #182434;
  font-size: clamp(32px, 3.6vw, 46px);
  line-height: 1.24;
  letter-spacing: 0;
}

.section-copy p:not(.eyebrow),
.section-heading p:not(.eyebrow),
.compact-band p:not(.eyebrow) {
  margin: 28px 0 0;
  color: var(--color-muted);
  font-size: 17px;
}

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

.stats-grid article {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 210px;
  padding: 36px 24px;
  text-align: center;
}

.stats-icon {
  width: 74px;
  height: 74px;
  margin-bottom: 22px;
  object-fit: contain;
}

.stats-grid strong {
  display: block;
  color: var(--color-brand);
  font-size: 60px;
  line-height: 1;
  transform-origin: center bottom;
}

strong.count-bounce {
  transform-origin: center bottom;
  animation: numberBounce 0.72s cubic-bezier(0.2, 0.9, 0.2, 1.35);
}

@keyframes numberBounce {
  0% {
    transform: translateY(18px) scale(0.82);
  }
  48% {
    transform: translateY(-8px) scale(1.08);
  }
  72% {
    transform: translateY(3px) scale(0.98);
  }
  100% {
    transform: translateY(0) scale(1);
  }
}

.stats-grid span {
  display: block;
  margin-top: 22px;
  color: #101a2a;
  font-size: 24px;
  font-weight: 700;
}

.stats-band {
  padding: 96px 0 0;
  background: url("/assets/home/stats-band/block-bg.jpg") center top / cover no-repeat;
}

.stats-band .stats-grid.aos-init {
  transform: translateY(46px);
  transition:
    opacity 0.82s ease var(--aos-delay, 0ms),
    transform 0.82s cubic-bezier(0.2, 0.8, 0.2, 1) var(--aos-delay, 0ms);
}

.stats-band .stats-grid.aos-init.aos-animate {
  transform: translateY(0);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.aos-init {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 0.7s ease var(--aos-delay, 0ms),
    transform 0.7s ease var(--aos-delay, 0ms);
  will-change: opacity, transform;
}

.aos-init.aos-animate {
  opacity: 1;
  transform: translateY(0);
}

.product-card.aos-init,
.industry-row.aos-init,
.baibao-feature-card.aos-init,
.baibao-usage-card.aos-init,
.solution-insight-item.aos-init,
.solution-supplier-stat.aos-init,
.solution-supplier-card.aos-init {
  transform: translateY(38px) scale(0.985);
}

.product-card.aos-init.aos-animate,
.industry-row.aos-init.aos-animate,
.baibao-feature-card.aos-init.aos-animate,
.baibao-usage-card.aos-init.aos-animate,
.solution-insight-item.aos-init.aos-animate,
.solution-supplier-stat.aos-init.aos-animate,
.solution-supplier-card.aos-init.aos-animate {
  transform: translateY(0) scale(1);
}

.products-section,
.news-section {
  background: var(--color-light);
}

.section-heading {
  max-width: 900px;
  margin-bottom: 56px;
}

.section-heading.center {
  max-width: none;
  text-align: center;
}

.section-heading.with-action {
  display: flex;
  max-width: none;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

.section-heading-with-subtitle .section-subtitle {
  margin: 18px 0 0;
  width: 100%;
  color: #687385;
  font-size: 24px;
  line-height: 1.8;
  text-align: center;
}

.text-link {
  color: var(--color-brand);
  font-weight: 800;
}

.news-section {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 0, rgba(239, 243, 248, 0.95), transparent 38%),
    linear-gradient(180deg, #fbfcfe 0%, #f5f8fc 100%);
}

.site-footer {
  position: relative;
  overflow: visible;
  padding: 24px 0 34px;
  color: #aebbd0;
  background:
    radial-gradient(circle at 76% 88%, rgba(73, 102, 140, 0.18), transparent 32%),
    linear-gradient(135deg, #101b2b 0%, #1a2940 100%);
}

.site-footer::before {
  position: absolute;
  inset: auto 0 0;
  height: 210px;
  background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.08), transparent 68%);
  content: "";
}

.footer-main,
.footer-products,
.footer-bottom {
  position: relative;
  z-index: 1;
}

.footer-main {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 80px;
}

.footer-brand > img {
  width: 150px;
  height: auto;
  filter: none;
}

.footer-desktop-about {
  display: none;
}

.footer-service {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
  color: #cbd6e6;
  font-size: 18px;
}

.footer-service.muted {
  color: #8f9db1;
}

.footer-service p {
  margin: 0;
  line-height: 1.5;
}

.footer-service p:first-child {
  font-size: 13px;
  color: #8f9db1;
}

.footer-service p:last-child {
  font-size: 16px;
  color: #cbd6e6;
}

.footer-address {
  position: relative;
  z-index: 1;
}

.footer-address .footer-service {
  margin-top: 28px;
}

.footer-address-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px 28px;
  align-items: start;
}

.footer-address-list p {
  flex: 0 1 auto;
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: #cbd6e6;
}

.footer-address-list p:first-child {
  font-size: 14px;
  color: #cbd6e6;
}

.footer-address-list p:last-child {
  grid-column: span 2;
  font-size: 14px;
  color: #cbd6e6;
}

.footer-address-offices > p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: #cbd6e6;
}

.footer-address-offices ul {
  display: grid;
  gap: 4px;
  margin: 16px 0 0;
  padding: 0;
  color: #cbd6e6;
  font-size: 14px;
  line-height: 1.6;
  list-style: none;
}

.footer-address-offices li::before {
  margin-right: 4px;
  content: "-";
}

.footer-social {
  margin-top: 34px;
}

.footer-social p {
  margin: 0 0 14px;
  color: #c1ccdc;
  font-size: 13px;
}

.social-icons {
  display: flex;
  gap: 12px;
}

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 38px;
  height: 38px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  font-size: 0;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}

.social-icon-image {
  display: block;
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.social-icon:hover,
.social-icon:focus,
.social-icon:focus-visible {
  border-color: rgba(255, 255, 255, 0.9);
}

.social-qr {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 18px);
  width: 188px;
  padding: 10px;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 12px 32px rgba(8, 21, 42, 0.32);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 5;
}

.social-qr::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -8px;
  width: 16px;
  height: 16px;
  background: #ffffff;
  transform: translateX(-50%) rotate(45deg);
}

.social-qr img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  border-radius: 4px;
}

.social-icon:hover .social-qr,
.social-icon:focus .social-qr,
.social-icon:focus-visible .social-qr {
  opacity: 1;
  transform: translate(-50%, 0);
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 42px;
}

.footer-column h3 {
  margin: 0 0 22px;
  color: var(--color-white);
  font-size: 18px;
  font-weight: 700;
}

.footer-column a {
  display: block;
  margin-top: 13px;
  color: #aebbd0;
  font-size: 16px;
  transition: color 0.2s ease;
}

.footer-column a:hover,
.footer-products a:hover,
.footer-bottom a:hover {
  color: var(--color-white);
}

.footer-products {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-top: 58px;
  padding: 28px 0 22px;
  border-bottom: 1px solid rgba(205, 216, 232, 0.18);
  color: #aebbd0;
  font-size: 14px;
}

.footer-products span {
  color: #c9d4e4;
}

.footer-products a {
  color: #aebbd0;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 24px;
  padding-top: 26px;
  color: #aebbd0;
  font-size: 14px;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom a {
  color: #aebbd0;
}

.footer-records {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer-record-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.footer-record-icon {
  width: 20px;
  height: 22px;
  flex: 0 0 auto;
}

@media (min-width: 1081px) {
  .site-footer {
    padding: 48px 0 30px;
  }

  .site-footer::before {
    height: 100%;
  }

  .footer-main {
    grid-template-columns: minmax(220px, 0.78fr) minmax(360px, 1.55fr) minmax(0, 1.18fr);
    grid-template-areas: "contact address navigation";
    gap: 0;
    align-items: stretch;
  }

  .footer-columns {
    grid-area: navigation;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    padding: 0 18px 0 46px;
  }

  .footer-column h3,
  .footer-desktop-about h3,
  .footer-address .footer-service > div > p:first-child,
  .footer-brand .footer-service p:first-child {
    margin: 0 0 20px;
    color: var(--color-white);
    font-size: 18px;
    font-weight: 700;
    line-height: 1.3;
  }

  .footer-column a,
  .footer-desktop-about a {
    display: block;
    margin-top: 10px;
    color: #aebbd0;
    font-size: 14px;
    line-height: 1.45;
    transition: color 0.2s ease;
  }

  .footer-columns .footer-column a {
    margin-top: 22px;
  }

  .footer-desktop-about a:hover {
    color: var(--color-white);
  }

  .footer-address {
    grid-area: address;
    min-width: 0;
    padding: 0 46px;
    border-right: 1px solid rgba(205, 216, 232, 0.42);
  }

  .footer-address .footer-service {
    display: block;
    margin: 0;
  }

  .footer-address-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .footer-address-list p,
  .footer-address-list p:first-child,
  .footer-address-list p:last-child {
    grid-column: auto;
    font-size: 13px;
    line-height: 1.45;
  }

  .footer-address-offices > p,
  .footer-address-offices ul {
    font-size: 13px;
    line-height: 1.45;
  }

  .footer-address-offices ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .footer-brand {
    grid-area: contact;
    padding-right: 46px;
    border-right: 1px solid rgba(205, 216, 232, 0.42);
  }

  .footer-brand > img {
    width: 154px;
    margin-bottom: 30px;
  }

  .footer-desktop-about {
    display: block;
  }

  .footer-brand .footer-service {
    display: block;
    margin-top: 30px;
  }

  .footer-brand .footer-service p:last-child {
    font-size: 15px;
  }

  .footer-social {
    margin-top: 26px;
  }

  .footer-bottom {
    margin-top: 34px;
    padding-top: 20px;
    border-top: 1px solid rgba(205, 216, 232, 0.18);
  }
}

.back-top {
  position: fixed;
  right: 34px;
  bottom: 34px;
  z-index: 80;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 50%;
  color: #111827;
  background: var(--color-white);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.18);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px);
  transition: opacity 0.25s ease, transform 0.25s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.back-top::before {
  position: absolute;
  top: 17px;
  left: 50%;
  width: 8px;
  height: 8px;
  border-top: 1.5px solid currentColor;
  border-left: 1.5px solid currentColor;
  content: "";
  transform: translateX(-50%) rotate(45deg);
}

.back-top span {
  position: relative;
  display: block;
  width: 14px;
  height: 18px;
  font-size: 0;
}

.back-top span::before,
.back-top span::after {
  position: absolute;
  left: 50%;
  background: currentColor;
  content: "";
  transform: translateX(-50%);
}

.back-top span::before {
  top: 6px;
  width: 1.5px;
  height: 10px;
}

.back-top span::after {
  bottom: 1px;
  width: 6px;
  height: 1.5px;
}

.back-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.video-modal-open .back-top {
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px);
}

.back-top:hover,
.back-top:focus-visible {
  background: #f8fafc;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.22);
  transform: translateY(-3px);
}

.floating-consultation {
  position: fixed;
  top: 50%;
  right: 24px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  width: 64px;
  overflow: visible;
  border-radius: 6px;
  background: var(--color-white);
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.16);
  transform: translateY(-50%);
}

.floating-consultation-item {
  position: relative;
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  width: 64px;
  min-height: 70px;
  padding: 7px 4px;
  border: 0;
  border-bottom: 1px solid #edf0f4;
  color: #26364c;
  font: inherit;
  font-size: 12px;
  line-height: 1.35;
  text-align: center;
  background: var(--color-white);
  cursor: pointer;
}

.floating-consultation-item:first-child {
  border-radius: 10px 10px 0 0;
}

.floating-consultation-item:last-child {
  border-bottom: 0;
  border-radius: 0 0 10px 10px;
}

.floating-consultation-item[href^="tel:"] {
  cursor: pointer;
}

.floating-consultation-item:hover,
.floating-consultation-item:focus-visible {
  color: var(--color-brand);
  outline: none;
}

.floating-consultation-item:focus-visible {
  box-shadow: inset 0 0 0 2px #0669d9;
}

.floating-consultation-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  margin-bottom: 3px;
  color: #66717f;
}

.floating-consultation-item:hover .floating-consultation-icon,
.floating-consultation-item:focus-visible .floating-consultation-icon {
  color: var(--color-brand);
}

.floating-consultation-icon img {
  width: 21px;
  height: 21px;
  object-fit: contain;
}

.floating-consultation-item:hover .floating-consultation-icon img,
.floating-consultation-item:focus-visible .floating-consultation-icon img {
  filter: invert(13%) sepia(89%) saturate(3977%) hue-rotate(350deg) brightness(88%) contrast(96%);
}

.floating-consultation-panel {
  position: absolute;
  top: 50%;
  right: calc(100% + 16px);
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  color: #26364c;
  background: var(--color-white);
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.16);
  opacity: 0;
  pointer-events: none;
  transform: translate(8px, -50%);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
  visibility: hidden;
}

.floating-consultation-panel::after {
  position: absolute;
  top: 50%;
  right: -8px;
  width: 0;
  height: 0;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-left: 8px solid var(--color-white);
  content: "";
  transform: translateY(-50%);
}

.floating-consultation-item:hover .floating-consultation-panel,
.floating-consultation-item:focus-visible .floating-consultation-panel {
  opacity: 1;
  transform: translate(0, -50%);
  visibility: visible;
}

.floating-consultation-panel--phone {
  min-width: 168px;
  min-height: 64px;
  padding: 16px;
  font-size: 16px;
  white-space: nowrap;
}

.floating-consultation-panel--qr {
  flex-direction: column;
  width: 172px;
  padding: 16px 14px 14px;
  font-size: 14px;
  line-height: 1.4;
}

.floating-consultation-panel--qr strong {
  font-weight: 400;
}

.floating-consultation-panel--qr img {
  width: 126px;
  height: 126px;
  margin: 10px 0 6px;
  object-fit: contain;
}

.floating-consultation-modal {
  position: fixed;
  inset: 0;
  z-index: 1300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.52);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  visibility: hidden;
}

.floating-consultation-modal.is-open {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

.floating-consultation-modal-dialog {
  width: min(232px, calc(100vw - 80px));
  padding: 24px 18px 16px;
  border-radius: 8px;
  background: var(--color-white);
  box-shadow: 0 16px 38px rgba(15, 23, 42, 0.26);
  transform: scale(0.96);
  transition: transform 0.2s ease;
}

.floating-consultation-modal.is-open .floating-consultation-modal-dialog {
  transform: scale(1);
}

.floating-consultation-modal-dialog img {
  width: 180px;
  height: 180px;
  margin: 0 auto;
  object-fit: contain;
}

.floating-consultation-modal-dialog p {
  margin: 12px 0 0;
  color: #26364c;
  font-size: 14px;
  line-height: 1.4;
  text-align: center;
}

@media (min-width: 781px) {
  .floating-consultation-icon img {
    filter: none;
  }

  .floating-consultation-item:hover,
  .floating-consultation-item:focus-visible,
  .floating-consultation-item:hover .floating-consultation-icon,
  .floating-consultation-item:focus-visible .floating-consultation-icon {
    color: var(--color-brand);
  }

  .floating-consultation-item:hover .floating-consultation-icon img,
  .floating-consultation-item:focus-visible .floating-consultation-icon img {
    filter: invert(13%) sepia(89%) saturate(3977%) hue-rotate(350deg) brightness(88%) contrast(96%);
  }
}

@media (max-width: 1080px) {
  .header-inner {
    padding: 0 22px;
    gap: 22px;
  }

  .site-nav {
    gap: 24px;
  }

  .site-nav > a,
  .nav-item > a {
    font-size: 14px;
  }

  .phone-link {
    display: none;
  }

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

  .footer-main {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

  .footer-address-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

}

@media (max-width: 780px) {
  :root {
    --header-height: 60px;
  }

  .floating-consultation {
    top: auto;
    right: auto;
    bottom: 28px;
    left: 50%;
    flex-direction: row;
    width: min(calc(100vw - 48px), 284px);
    height: 38px;
    overflow: hidden;
    border-radius: 20px;
    background: rgba(246, 247, 249, 0.92);
    transform: translateX(-50%);
  }

  .floating-consultation-item {
    flex: 1;
    width: auto;
    min-height: 38px;
    height: 38px;
    padding: 0;
    border-right: 1px solid rgba(255, 255, 255, 0.8);
    border-bottom: 0;
    border-radius: 0;
    background: transparent;
  }

  .floating-consultation-icon {
    width: 20px;
    height: 20px;
    margin: 0;
  }

  .floating-consultation-icon img {
    width: 18px;
    height: 18px;
    filter: invert(13%) sepia(89%) saturate(3977%) hue-rotate(350deg) brightness(88%) contrast(96%);
  }

  .floating-consultation-label,
  .floating-consultation-panel {
    display: none;
  }

  .floating-consultation-item:first-child {
    border-radius: 20px 0 0 20px;
  }

  .floating-consultation-item:last-child {
    border-right: 0;
    border-radius: 0 20px 20px 0;
  }

  .floating-consultation-modal-dialog {
    width: min(232px, calc(100vw - 80px));
  }

  .container,
  .container.center {
    width: min(100% - 28px, 1280px);
  }

  .brand img {
    width: 132px;
    height: 42px;
  }

  .site-header {
    top: 10px;
  }

  .site-header.is-scrolled {
    top: 8px;
  }

  .header-inner {
    align-items: center;
    min-height: var(--header-height);
    padding: 10px 16px;
    gap: 0 12px;
    flex-wrap: wrap;
    border-radius: 22px;
    box-shadow: 0 16px 34px rgba(28, 38, 52, 0.12);
    overflow: hidden;
  }

  .site-header.is-nav-open .header-inner {
    padding-bottom: 0;
  }

  .header-mobile-tools {
    display: flex;
    align-items: center;
    margin-left: auto;
  }

  .header-actions {
    display: none;
  }


  .menu-toggle {
    display: block;
    margin-left: auto;
  }

  .site-header.is-nav-open .menu-toggle {
    background: rgba(248, 250, 252, 0.98);
  }

  .site-nav {
    position: static;
    display: none;
    order: 10;
    width: calc(100% + 32px);
    margin: 12px -16px 0;
    height: auto;
    min-height: 0;
    max-height: calc(100vh - 112px);
    padding: 8px 0 0;
    border-top: 1px solid rgba(221, 226, 234, 0.96);
    border-radius: 0;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: none;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav > a,
  .nav-item > a,
  .nav-item > .nav-trigger {
    min-height: 72px;
    padding: 0 24px;
    justify-content: space-between;
    font-size: 16px;
    font-weight: 600;
    border-bottom: 1px solid rgba(232, 236, 242, 0.96);
  }

  /* 移动端改为列表式导航，不再显示桌面端的底部激活线 */
  .site-nav > a::before,
  .nav-item > a::before,
  .nav-item > .nav-trigger::before {
    content: none;
  }

  .nav-item {
    height: auto;
  }

  .nav-item > a::after,
  .nav-item > .nav-trigger::after {
    display: inline-block;
    width: 10px;
    height: 10px;
    margin-left: 16px;
    border-top: 2px solid currentColor;
    border-right: 2px solid currentColor;
    transform: rotate(45deg);
    transition: transform 0.2s ease, color 0.2s ease;
    content: "";
  }

  .nav-item.has-dropdown > a::after,
  .nav-item.has-dropdown > .nav-trigger::after {
    width: 10px;
    height: 10px;
    margin-left: 16px;
    border-top: 2px solid currentColor;
    border-right: 2px solid currentColor;
    border-bottom: 0;
    transform: rotate(45deg);
  }

  .nav-item.has-dropdown.is-open > a,
  .nav-item.has-dropdown.is-open > .nav-trigger {
    color: var(--color-brand);
  }

  .nav-item.has-dropdown.is-open > a::after,
  .nav-item.has-dropdown.is-open > .nav-trigger::after {
    transform: rotate(135deg);
  }

  .site-nav > a:hover,
  .site-nav > a.active,
  .nav-item.active > a,
  .nav-item.active > .nav-trigger {
    color: var(--color-brand);
  }

  .mega-menu {
    position: static;
    display: none;
    width: 100%;
    grid-template-columns: 1fr;
    padding: 0;
    gap: 0;
    border-top: 0;
    background: linear-gradient(180deg, rgba(247, 249, 252, 0.9) 0%, rgba(255, 255, 255, 0.98) 100%);
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .product-mega-menu::after {
    display: none;
  }

  .solution-mega-menu::after {
    display: none;
  }

  .has-dropdown.is-open .mega-menu {
    display: grid;
  }

  .mega-menu-card {
    min-height: auto;
    padding: 18px 24px 18px 34px;
    border-bottom: 1px solid rgba(232, 236, 242, 0.88);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    transform: none;
  }

  .mega-menu-card:hover,
  .mega-menu-card:focus-visible {
    box-shadow: none;
    transform: none;
  }

  .mega-menu-card-title-image {
    width: 140px;
    max-width: 100%;
    height: 60px;
  }

  .mega-menu-card-arrow {
    top: 19px;
    right: 24px;
  }

  .solution-mega-menu {
    width: 100%;
    padding: 0;
    background: #ffffff;
  }

  .solution-mega-link {
    padding: 18px 24px 18px 34px;
    border-bottom: 1px solid rgba(232, 236, 242, 0.88);
    font-size: 16px;
    background: #ffffff;
  }

  .solution-mega-link:hover,
  .solution-mega-link:focus-visible {
    padding-left: 34px;
    background: #ffffff;
  }

  .solution-mega-link.active {
    padding-left: 34px;
    color: var(--color-brand);
    background: #ffffff;
  }

  .section {
    padding: 76px 0;
  }

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

  .stats-band {
    padding: 50px 0 !important;
    background: url("/assets/home/stats-band/block-bg.jpg") center top / cover no-repeat;
  }

  .stats-grid article {
    min-height: 164px;
    padding: 24px 14px;
    border-color: #e6eaf2;
    border-radius: 18px;
  }

  .stats-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 16px;
  }

  .stats-grid strong {
    color: var(--color-brand);
    font-size: clamp(28px, 7vw, 42px);
  }

  .stats-grid span {
    margin-top: 14px;
    font-size: 14px;
    line-height: 1.55;
  }

  .section-heading.with-action {
    align-items: flex-start;
    flex-direction: column;
  }

  .section-heading-with-subtitle .section-subtitle {
    max-width: 100%;
    margin-top: 10px;
    font-size: 14px;
    line-height: 1.7;
  }

  .site-footer {
    padding: 28px 0 28px;
  }

  .footer-main {
    gap: 26px;
  }

  .footer-brand {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 18px 12px;
  }

  .footer-brand > img {
    flex: 0 0 100%;
    width: 148px;
    height: 53px;
    object-fit: contain;
    margin: 0 auto;
  }

  .footer-service,
  .footer-service.muted {
    align-items: flex-start;
  }

  .footer-service {
    width: calc(34% - 6px);
  }

  .footer-service.muted {
    width: calc(66% - 6px);
  }

  .footer-service p,
  .footer-service.muted p {
    white-space: normal;
  }

  .footer-social {
    margin-top: 14px;
    width: calc(66% - 6px);
  }

  .footer-columns {
    display: none;
  }

  .footer-column h3 {
    margin-bottom: 14px;
    font-size: 16px;
  }

  .footer-column a {
    margin-top: 10px;
    font-size: 14px;
  }

  .footer-service {
    margin-top: 14px;
    font-size: 15px;
  }

  .footer-service p:last-child {
    font-size: 13px;
  }

  .footer-address-list p {
    white-space: normal;
  }

  .footer-address .footer-service {
    width: 100%;
    margin-top: 20px;
  }

  .footer-address-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .footer-address-list p:last-child {
    grid-column: auto;
  }

  .footer-address-offices ul {
    margin-top: 6px;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 4px;
    font-size: 12px;
    white-space: nowrap;
  }

  .social-icons {
    position: relative;
  }

  .social-icon {
    position: static;
  }

  .social-qr {
    left: 0;
    transform: translateY(8px);
  }

  .social-icon:hover .social-qr,
  .social-icon:focus .social-qr,
  .social-icon:focus-visible .social-qr {
    transform: translateY(0);
  }

  .social-icon:nth-child(1) .social-qr::after {
    left: 19px;
  }

  .social-icon:nth-child(2) .social-qr::after {
    left: 69px;
  }

  .social-icon:nth-child(3) .social-qr::after {
    left: 119px;
  }

  .social-icon:nth-child(4) .social-qr::after {
    left: 169px;
  }

  .footer-products {
    margin-top: 42px;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: row;
  }

  .footer-bottom p,
  .footer-bottom a {
    white-space: nowrap;
  }

  .back-top {
    right: 18px;
    bottom: 100px;
    width: 42px;
    height: 42px;
    font-size: 21px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .aos-init,
  .product-card.aos-init,
  .industry-row.aos-init,
  .baibao-feature-card.aos-init,
  .baibao-usage-card.aos-init,
  .solution-insight-item.aos-init,
  .solution-supplier-stat.aos-init,
  .solution-supplier-card.aos-init,
  strong.count-bounce {
    opacity: 1;
    transform: none;
    transition: none;
    animation: none;
  }
}
:root {