/* About overview: Lanhu 1920px artboard, 1400px content area. */
.about-us .about-overview {
  color: #404751;
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
}
.about-us .overview-wrap {
  width: calc(100% - 80px);
  max-width: 1400px;
  margin: 0 auto;
}
.about-us .about-overview h2,
.about-us .about-overview h3,
.about-us .about-overview p {
  margin: 0;
}
.about-us .history-module {
  margin-bottom: 80px;
}
.about-us .history-title {
  font-size: 32px;
  line-height: 41px;
  font-weight: bold;
  text-align: center;
}
.about-us .history-module .history-intro {
  margin-top: 12px;
  font-size: 16px;
  line-height: 36px;
  text-align: center;
}
.about-us .history-carousel {
  position: relative;
  margin-top: 50px;
  height: 260px;
}
.about-us .history-window {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 28px;
  margin: 0 54px;
  height: 260px;
  overflow: hidden;
}
.about-us .history-item {
  position: relative;
  flex: 1 1 0;
  min-width: 0;
  height: 260px;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font-family: inherit;
  text-align: center;
  cursor: pointer;
  transform-origin: left center;
}
.about-us .history-item.history-leaving {
  position: absolute;
  top: 0;
  pointer-events: none;
}
.about-us .about-overview .history-item:focus-visible {
  outline-offset: -2px;
}
.about-us .history-item[hidden] {
  display: none;
}
.about-us .history-item.is-active {
  flex-grow: 1.253521;
}
.about-us .history-card {
  position: absolute;
  top: 18px;
  left: 0;
  width: 100%;
  height: 142px;
  box-sizing: border-box;
  padding: 20px 8px 0;
  background: url('/img/images/about-us/overview-2026/history-card.png') center / 100% 100% no-repeat;
}
.about-us .history-card > span {
  display: block;
}
.about-us .history-date {
  color: #00863e;
  font-size: 18px;
  line-height: 28px;
  font-weight: bold;
}
.about-us .history-headline,
.about-us .history-description {
  font-size: 14px;
  line-height: 30px;
}
.about-us .history-item.is-active .history-card {
  top: 0;
  height: 178px;
  padding-top: 26px;
  background-image: url('/img/images/about-us/overview-2026/history-card-active.png');
}
.about-us .history-item.is-active .history-date {
  font-size: 20px;
  line-height: 36px;
}
.about-us .history-item.is-active .history-headline,
.about-us .history-item.is-active .history-description {
  font-size: 16px;
  line-height: 38px;
}
.about-us .history-year {
  position: absolute;
  top: 200px;
  left: 0;
  width: 100%;
  font-size: 16px;
  line-height: 36px;
}
.about-us .history-item.is-active .history-year {
  top: 198px;
  color: #00863e;
  font-size: 20px;
  font-weight: bold;
}
.about-us .history-dot {
  position: absolute;
  top: 239px;
  left: calc(50% - 5px);
  width: 10px;
  height: 10px;
  background: #a9b1bc;
  border-radius: 50%;
}
.about-us .history-item.is-active .history-dot {
  top: 240px;
  left: calc(50% - 4px);
  width: 8px;
  height: 8px;
  background: #00863e;
  box-shadow: 0 0 0 4px rgba(0,134,62,.4);
}
.about-us .history-line {
  position: absolute;
  top: 244px;
  left: 12px;
  right: 12px;
  height: 1px;
  background: #f1f2f4;
}
.about-us .history-line:before,
.about-us .history-line:after {
  content: '';
  position: absolute;
  top: -16px;
  width: 1px;
  height: 32px;
  background: #f1f2f4;
}
.about-us .history-line:before { left: 0; }
.about-us .history-line:after { right: 0; }
.about-us .overview-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: #fff;
  cursor: pointer;
  transition: background-color .2s, opacity .2s;
}
.about-us .overview-arrow img {
  display: block;
  width: 38px;
  height: 38px;
  transition: opacity .2s;
}
.about-us .overview-arrow:hover:not(:disabled):not([aria-disabled="true"]) {
  background: #fff url('/img/images/about-us/overview-2026/arrow-prev-hover.png') center / 38px 38px no-repeat;
}
.about-us .history-next:hover:not(:disabled):not([aria-disabled="true"]),
.about-us .industry-next:hover:not(:disabled):not([aria-disabled="true"]) {
  background-image: url('/img/images/about-us/overview-2026/arrow-next-hover.png');
}
.about-us .overview-arrow:hover:not(:disabled):not([aria-disabled="true"]) img {
  opacity: 0;
}
.about-us .overview-arrow:disabled,
.about-us .overview-arrow[aria-disabled="true"] {
  cursor: default;
  opacity: .6;
}
.about-us .history-prev,
.about-us .history-next {
  position: absolute;
  top: 70px;
  z-index: 2;
}
.about-us .history-prev { left: -38px; }
.about-us .history-next { right: -38px; }
.about-us .industries-module {
  overflow: hidden;
  padding-bottom: 94px;
}
.about-us .industries-heading {
  display: flex;
  align-items: center;
  gap: 42px;
}
.about-us .industries-heading h2 {
  position: relative;
  flex-shrink: 0;
  font-size: 32px;
  line-height: 41px;
  font-weight: bold;
}
.about-us .industries-heading h2:after {
  position: absolute;
  content: '';
  top: 52px;
  left: 0;
  width: 50px;
  height: 2px;
  background: #00863e;
}
.about-us .industries-heading p {
  font-size: 16px;
  line-height: 36px;
}
.about-us .partner-marquee {
  margin: 49px 1px 32px;
  overflow: hidden;
}
.about-us .partner-marquee:focus-visible {
  outline: 2px solid #00863e;
  outline-offset: 4px;
}
.about-us .partner-track {
  display: flex;
  width: 100%;
}
.about-us .industry-partners {
  display: flex;
  flex-shrink: 0;
  width: 100%;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.about-us .industry-partners li {
  position: relative;
  flex: 1 1 0;
  min-width: 0;
  aspect-ratio: 186 / 76;
  overflow: hidden;
  border-radius: 6px;
  box-shadow: inset 0 0 0 1px #f1f2f4;
}
.about-us .industry-partners img {
  position: absolute;
  top: 0;
  left: 50%;
  display: block;
  width: auto;
  height: 100%;
  max-width: 100%;
  object-fit: contain;
  transform: translateX(-50%);
  /* Hide the differing baked-in borders while preserving each logo's size. */
  clip-path: inset(1px);
}
.about-us .partner-marquee.is-ready .partner-track {
  width: max-content;
  animation: about-partners-scroll var(--partner-duration, 44s) linear infinite;
  will-change: transform;
}
.about-us .partner-marquee.is-ready .industry-partners {
  width: auto;
  flex-wrap: nowrap;
  gap: 16px;
  padding-right: 16px;
}
.about-us .partner-marquee.is-ready .industry-partners li {
  flex: 0 0 var(--partner-width, 186px);
  width: var(--partner-width, 186px);
}
.about-us .partner-marquee:hover .partner-track,
.about-us .partner-marquee:focus-within .partner-track,
.about-us .partner-marquee.is-page-hidden .partner-track,
.about-us .partner-marquee.is-offscreen .partner-track {
  animation-play-state: paused;
}
@keyframes about-partners-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.about-us .industry-carousel {
  overflow: visible;
}
.about-us .industry-card {
  position: relative;
  width: 456px;
  height: 276px;
  border-radius: 6px;
  overflow: hidden;
}
.about-us .industry-card > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
}
.about-us .industry-card:hover > img {
  transform: scale(1.035);
}
.about-us .industry-caption {
  position: absolute;
  bottom: 18px;
  left: 25px;
  right: 25px;
  display: flex;
  align-items: center;
  gap: 16px;
  color: #fff;
}
.about-us .industry-caption h3 {
  flex-shrink: 0;
  font-size: 16px;
  font-weight: bold;
  line-height: 36px;
}
.about-us .industry-caption p {
  font-size: 12px;
  line-height: 18px;
}
.about-us .industries-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 35px;
}
.about-us .industry-quote {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 132px;
  height: 50px;
  background: #00863e;
  color: #fff;
  border-radius: 25px;
  font-size: 16px;
  transition: background-color .2s;
}
.about-us .industry-quote:hover { background: #006e33; }
.about-us .industry-navigation {
  display: flex;
  gap: 18px;
}
.about-us .about-overview button:focus-visible,
.about-us .industry-quote:focus-visible {
  outline: 2px solid #00863e;
  outline-offset: 4px;
}
.about-us .overview-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}
@media (max-width: 1540px) {
  .about-us .history-prev { left: 0; }
  .about-us .history-next { right: 0; }
  .about-us .history-window { gap: 20px; }
}
@media (max-width: 1100px) {
  .about-us .history-window { gap: 12px; margin: 0 44px; }
  .about-us .history-headline,
  .about-us .history-description { font-size: 12px; line-height: 24px; }
  .about-us .history-item.is-active .history-headline,
  .about-us .history-item.is-active .history-description { font-size: 14px; line-height: 28px; }
  .about-us .industries-heading { align-items: flex-start; gap: 30px; }
}
@media (max-width: 767px) {
  .about-us .overview-wrap { width: calc(100% - 40px); }
  .about-us .history-title,
  .about-us .industries-heading h2 { font-size: 28px; }
  .about-us .history-intro { line-height: 28px; }
  .about-us .history-window { gap: 16px; }
  .about-us .industries-heading { display: block; }
  .about-us .industries-heading p { margin-top: 28px; line-height: 28px; }
  .about-us .partner-marquee { margin-top: 28px; }
  .about-us .industry-partners { flex-wrap: wrap; gap: 10px; }
  .about-us .industry-partners li { flex: 0 0 calc((100% - 20px) / 3); }
  .about-us .industry-card { width: 330px; height: 200px; }
  .about-us .industry-caption { left: 16px; right: 16px; bottom: 10px; gap: 10px; }
  .about-us .industry-caption h3 { font-size: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  .about-us .about-overview *,
  .about-us .about-overview *:before,
  .about-us .about-overview *:after { transition: none !important; animation: none !important; }
  .about-us .partner-marquee { overflow-x: auto; }
  .about-us .partner-copy { display: none; }
}