:root {
  --v3-navy: #061b36;
  --v3-navy-2: #0a294d;
  --v3-orange: #ff7a14;
  --v3-cyan: #08cfc9;
  --v3-paper: #f5f2eb;
  --v3-ink: #111827;
  --v3-muted: #667085;
  --v3-line: #d8dee8;
  --v3-white: #fff;
}
body.pc-v3 {
  margin: 0;
  background: var(--v3-paper);
  color: var(--v3-ink);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
}
.pc-v3 * {
  box-sizing: border-box;
}
.pc-v3 img {
  display: block;
  max-width: 100%;
}
.pc-v3 a {
  text-decoration: none;
  color: inherit;
}
.pc-v3 .v3-container {
  width: min(1296px, calc(100% - 64px));
  margin: auto;
}
.v3-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: 84px;
  background: var(--v3-navy);
  color: #fff;
  box-shadow: 0 1px 0 #ffffff12;
}
.v3-nav {
  height: 84px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.v3-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 20px;
}
.v3-brand img {
  width: 42px;
  height: 42px;
  border-radius: 12px;
}
.v3-links {
  display: flex;
  gap: 36px;
  margin-left: auto;
  color: #c7d3e0;
  font-size: 15px;
}
.v3-links a {
  padding: 30px 0 25px;
  border-bottom: 3px solid transparent;
}
.v3-links a.active {
  color: #fff;
  border-color: var(--v3-orange);
}
.v3-contact {
  display: flex;
  align-items: center;
  margin-left: 36px;
  font-weight: 700;
}
.v3-contact-trigger {
  gap: 9px;
  border: 0;
  cursor: pointer;
  font: inherit;
}
.v3-contact-trigger svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.v3-contact-modal {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background: #031426cc;
  backdrop-filter: blur(8px);
}
.v3-contact-dialog {
  position: relative;
  width: min(420px, 100%);
  padding: 40px;
  border: 1px solid #ffffff24;
  border-radius: 22px;
  background: #fff;
  color: var(--v3-ink);
  text-align: center;
  box-shadow: 0 30px 80px #0008;
}
.v3-contact-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  color: #667085;
  font-size: 28px;
  cursor: pointer;
}
.v3-contact-label {
  color: var(--v3-orange);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
}
.v3-contact-dialog h2 {
  margin: 8px 0 6px;
  color: var(--v3-navy);
  font-size: 30px;
}
.v3-contact-dialog p {
  margin: 0 auto 22px;
  color: var(--v3-muted);
  font-size: 14px;
}
.v3-contact-dialog img {
  width: 230px;
  height: 230px;
  margin: 0 auto 18px;
  border: 1px solid var(--v3-line);
  border-radius: 14px;
  object-fit: contain;
}
.v3-contact-dialog strong {
  display: block;
  color: var(--v3-navy);
  font-size: 15px;
}
.v3-floating-tools {
  position: fixed;
  z-index: 90;
  right: 24px;
  bottom: 28px;
  display: grid;
  gap: 12px;
  justify-items: end;
}
.v3-floating-button {
  display: grid;
  place-items: center;
  gap: 3px;
  width: 68px;
  height: 76px;
  padding: 9px 6px;
  border: 1px solid #d7dde6;
  border-radius: 19px;
  background: #ffffffee;
  color: var(--v3-navy);
  box-shadow: 0 12px 32px #061b3624;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: 0.2s;
}
.v3-floating-button:hover {
  transform: translateY(-3px);
  border-color: var(--v3-orange);
  color: var(--v3-orange);
}
.v3-floating-button svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.v3-floating-button span {
  font-size: 14px;
}
.v3-floating-panel {
  position: absolute;
  right: 82px;
  bottom: 0;
  width: 270px;
  padding: 26px;
  border: 1px solid #d7dde6;
  border-radius: 18px;
  background: #fff;
  color: var(--v3-ink);
  text-align: center;
  box-shadow: 0 22px 60px #061b3633;
}
.v3-floating-panel > button {
  position: absolute;
  top: 8px;
  right: 10px;
  border: 0;
  background: transparent;
  color: #667085;
  font-size: 24px;
  cursor: pointer;
}
.v3-floating-panel strong {
  display: block;
  margin-bottom: 14px;
  color: var(--v3-navy);
  font-size: 20px;
}
.v3-floating-panel img {
  width: 180px;
  height: 180px;
  margin: auto;
  object-fit: contain;
}
.v3-floating-panel p {
  margin: 10px 0 4px;
  color: var(--v3-muted);
  font-size: 13px;
}
.v3-floating-panel a {
  color: var(--v3-orange);
  font-weight: 800;
}
.v3-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 750;
  transition: 0.2s;
}
.v3-btn:hover {
  transform: translateY(-2px);
}
.v3-btn-orange {
  background: var(--v3-orange);
  color: #fff;
}
.v3-btn-outline {
  border-color: #51647a;
  color: #fff;
}
.v3-btn-navy {
  background: var(--v3-navy);
  color: #fff;
}
.v3-menu {
  display: none;
}
.v3-hero {
  background: var(--v3-navy);
  color: #fff;
}
.v3-hero-inner {
  min-height: 620px;
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  align-items: center;
  gap: 70px;
  padding: 70px 0;
}
.v3-kicker {
  display: block;
  color: var(--v3-cyan);
  font-weight: 750;
  font-size: 16px;
  margin-bottom: 24px;
}
.v3-hero h1 {
  font-size: clamp(48px, 5vw, 68px);
  line-height: 1.13;
  letter-spacing: -0.045em;
  margin: 0 0 24px;
}
.v3-hero p {
  max-width: 540px;
  color: #b8c7d8;
  font-size: 18px;
  margin: 0 0 30px;
}
.v3-hero-actions {
  display: flex;
  gap: 14px;
}
.v3-home-hero {
  position: relative;
  height: 680px;
  overflow: hidden;
  background: var(--v3-navy);
  color: #fff;
}
.v3-home-hero-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.7s ease,
    visibility 0.7s;
}
.v3-home-hero-slide.active {
  opacity: 1;
  visibility: visible;
}
.v3-home-hero-slide > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  transform: scale(1.025);
  transition: transform 6s ease;
}
.v3-home-hero-slide.active > img {
  transform: scale(1);
}
.v3-home-hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    #061b36f7 0%,
    #061b36e8 37%,
    #061b368c 62%,
    #061b3638 100%
  );
}
.v3-home-hero-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding-bottom: 72px;
}
.v3-home-hero-content h1 {
  max-width: 720px;
  margin: 0 0 24px;
  font-size: clamp(48px, 5vw, 72px);
  line-height: 1.12;
  letter-spacing: -0.045em;
}
.v3-home-hero-content p {
  max-width: 640px;
  margin: 0 0 30px;
  color: #c0cedc;
  font-size: 18px;
}
.v3-home-hero-arrow {
  position: absolute;
  z-index: 4;
  right: 24px;
  bottom: 86px;
  width: 48px;
  height: 48px;
  border: 1px solid #ffffff55;
  border-radius: 50%;
  background: #04142699;
  color: #fff;
  font-size: 21px;
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: 0.2s;
}
.v3-home-hero-arrow:hover {
  background: var(--v3-orange);
  border-color: var(--v3-orange);
}
.v3-home-hero-arrow.prev {
  right: 84px;
}
.v3-home-hero-nav {
  position: absolute;
  z-index: 4;
  right: 0;
  bottom: 26px;
  left: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.v3-home-hero-nav button {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 13px 0 0;
  border: 0;
  border-top: 2px solid #ffffff3d;
  background: transparent;
  color: #93a4b7;
  text-align: left;
  cursor: pointer;
}
.v3-home-hero-nav button.active {
  border-color: var(--v3-orange);
  color: #fff;
}
.v3-home-hero-nav span {
  font-size: 11px;
  font-weight: 800;
}
.v3-home-hero-nav strong {
  overflow: hidden;
  font-size: 13px;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.v3-hero-media {
  height: 450px;
  border: 1px solid #31506f;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 26px 50px #0008;
}
.v3-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.v3-case-carousel {
  position: relative;
  background: #0a294d;
}
.v3-carousel-track,
.v3-carousel-slide {
  position: absolute;
  inset: 0;
}
.v3-carousel-slide {
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transform: scale(1.025);
  transition:
    opacity 0.65s ease,
    transform 1s ease,
    visibility 0.65s;
}
.v3-carousel-slide.active {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}
.v3-carousel-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 48%, #031426e8 100%);
  pointer-events: none;
}
.v3-carousel-caption {
  position: absolute;
  z-index: 2;
  left: 28px;
  right: 100px;
  bottom: 28px;
  display: grid;
  gap: 3px;
}
.v3-carousel-caption span {
  color: var(--v3-cyan);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.04em;
}
.v3-carousel-caption strong {
  font-size: 22px;
  line-height: 1.3;
}
.v3-carousel-arrow {
  position: absolute;
  z-index: 3;
  top: 50%;
  width: 42px;
  height: 42px;
  border: 1px solid #ffffff55;
  border-radius: 50%;
  background: #041426aa;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  transform: translateY(-50%);
  backdrop-filter: blur(8px);
  transition: 0.2s;
}
.v3-carousel-arrow:hover {
  background: var(--v3-orange);
  border-color: var(--v3-orange);
}
.v3-carousel-arrow.prev {
  left: 18px;
}
.v3-carousel-arrow.next {
  right: 18px;
}
.v3-carousel-dots {
  position: absolute;
  z-index: 3;
  right: 26px;
  bottom: 31px;
  display: flex;
  gap: 7px;
}
.v3-carousel-dots button {
  width: 7px;
  height: 7px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: #ffffff66;
  cursor: pointer;
  transition: 0.25s;
}
.v3-carousel-dots button.active {
  width: 24px;
  background: var(--v3-orange);
}
.v3-stats {
  background: #fff;
}
.v3-stat-grid {
  min-height: 150px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
}
.v3-stat strong {
  display: block;
  color: var(--v3-navy);
  font-size: 38px;
  line-height: 1.1;
}
.v3-stat span {
  color: var(--v3-muted);
  font-size: 14px;
}
.v3-section {
  padding: 110px 0;
}
.v3-section-dark {
  background: var(--v3-navy);
  color: #fff;
}
.v3-title {
  font-size: clamp(36px, 4vw, 48px);
  line-height: 1.18;
  letter-spacing: -0.035em;
  margin: 0 0 58px;
}
.v3-product {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  align-items: center;
  gap: 56px;
  min-height: 430px;
  margin-bottom: 42px;
}
.v3-product.reverse {
  grid-template-columns: 0.75fr 1.25fr;
}
.v3-product-media {
  height: 390px;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 18px 38px #061b3622;
}
.v3-product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.v3-product h3 {
  font-size: 34px;
  line-height: 1.2;
  margin: 0 0 10px;
}
.v3-product .domain {
  color: var(--v3-cyan);
  font-weight: 800;
}
.v3-product p {
  color: var(--v3-muted);
  font-size: 16px;
}
.v3-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.v3-tags span {
  padding: 6px 10px;
  border: 1px solid var(--v3-line);
  border-radius: 999px;
  font-size: 12px;
  color: var(--v3-muted);
}
.v3-case-row {
  display: grid;
  grid-template-columns: 340px 1fr;
  align-items: center;
  gap: 36px;
  min-height: 300px;
  border-bottom: 1px solid #29455f;
}
.v3-case-row:last-child {
  border-bottom: 0;
}
.v3-case-row h3 {
  font-size: 29px;
  margin: 0 0 10px;
}
.v3-case-row p {
  color: #a8b8c8;
}
.v3-case-row a {
  color: var(--v3-orange);
  font-weight: 800;
}
.v3-case-image {
  height: 260px;
  border-radius: 14px;
  overflow: hidden;
}
.v3-case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.v3-home-cases .v3-title {
  max-width: 560px;
}
.v3-home-case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.v3-home-case-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid #29455f;
  border-radius: 18px;
  background: #0a294d;
  transition:
    transform 0.25s ease,
    border-color 0.25s ease;
}
.v3-home-case-card:hover {
  transform: translateY(-6px);
  border-color: #4d6d8b;
}
.v3-home-case-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.v3-home-case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.v3-home-case-card:hover img {
  transform: scale(1.035);
}
.v3-home-case-copy {
  position: relative;
  min-height: 190px;
  padding: 28px;
}
.v3-home-case-copy .v3-case-index {
  position: absolute;
  top: 24px;
  right: 26px;
  color: #4d6d8b;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.12em;
}
.v3-home-case-copy h3 {
  max-width: calc(100% - 40px);
  margin: 0 0 10px;
  font-size: 24px;
}
.v3-home-case-copy p {
  min-height: 48px;
  margin: 0 0 20px;
  color: #a8b8c8;
  font-size: 14px;
}
.v3-home-case-copy a {
  color: var(--v3-orange);
  font-weight: 800;
  font-size: 14px;
}
.v3-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.v3-card {
  background: #fff;
  border: 1px solid var(--v3-line);
  border-radius: 16px;
  padding: 24px;
  min-height: 330px;
}
.v3-card-media {
  height: 190px;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 15px;
}
.v3-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.v3-card h3 {
  font-size: 24px;
  margin: 0 0 8px;
}
.v3-card p {
  color: var(--v3-muted);
  margin: 0 0 10px;
}
.v3-card a {
  color: var(--v3-orange);
  font-weight: 800;
  font-size: 14px;
}
.v3-case-catalog {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 44px 22px;
}
.v3-case-catalog .v3-card {
  min-width: 0;
  min-height: 0;
  padding: 0;
  overflow: hidden;
  border-color: #cdd5df;
  border-radius: 14px;
  box-shadow: 0 10px 28px #061b3608;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}
.v3-case-catalog .v3-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 36px #061b3615;
}
.v3-case-catalog .v3-card-media {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  margin: 0;
  border-radius: 0;
}
.v3-case-catalog .v3-card h3 {
  margin: 20px 20px 6px;
  font-size: 20px;
  line-height: 1.35;
}
.v3-case-catalog .v3-card p {
  margin: 0 20px 12px;
  font-size: 13px;
}
.v3-case-catalog .v3-card a {
  display: inline-block;
  margin: 0 20px 22px;
}
.v3-experience {
  background: var(--v3-navy);
  color: #fff;
  padding: 70px 0;
}
.v3-experience-inner {
  display: grid;
  grid-template-columns: 180px 1fr;
  align-items: center;
  gap: 70px;
}
.v3-ten {
  font-size: 170px;
  line-height: 1;
  color: var(--v3-orange);
  font-weight: 850;
}
.v3-experience h2 {
  font-size: 40px;
  margin: 0 0 22px;
}
.v3-capabilities {
  display: flex;
  gap: 30px;
  color: #b8c7d8;
}
.v3-city {
  min-height: 460px;
  position: relative;
  display: flex;
  align-items: center;
  color: #fff;
  background:
    linear-gradient(90deg, #061b36e8, #061b3666),
    url("../images/web-about-xian-digital-city.webp") center/cover;
}
.v3-city h2 {
  font-size: 48px;
  line-height: 1.18;
  margin: 0 0 20px;
}
.v3-city p {
  font-size: 20px;
}
.v3-cta {
  position: relative;
  isolation: isolate;
  background:
    linear-gradient(90deg, #ef6600f2 0%, #ff7a14e8 52%, #061b36d9 100%),
    url("../images/web-about-xian-digital-city.webp") center 58% / cover;
  color: #fff;
  padding: 78px 0;
}
.v3-cta::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(
    110deg,
    transparent 45%,
    #ffffff12 45.2%,
    transparent 45.5%
  );
}
.v3-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.v3-cta h2 {
  font-size: 46px;
  margin: 0 0 8px;
}
.v3-cta p {
  margin: 0;
}
.v3-footer {
  background: #041426;
  color: #93a4b7;
  padding: 44px 0 28px;
}
.v3-footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 50px;
  align-items: start;
}
.v3-footer strong {
  display: block;
  color: #fff;
  font-size: 20px;
}
.v3-footer nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.v3-footer .right {
  text-align: right;
  font-size: 13px;
}
.v3-filter {
  display: flex;
  gap: 10px;
  margin: -20px 0 40px;
  flex-wrap: wrap;
}
.v3-filter button {
  border: 1px solid var(--v3-line);
  background: #fff;
  border-radius: 999px;
  padding: 10px 18px;
  color: var(--v3-muted);
}
.v3-filter button.active {
  background: var(--v3-navy);
  color: #fff;
}
.v3-proof {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.v3-proof-item {
  border-top: 2px solid var(--v3-orange);
  padding-top: 22px;
}
.v3-proof-item h3 {
  font-size: 22px;
  margin: 0 0 8px;
}
.v3-proof-item p {
  color: var(--v3-muted);
}
@media (max-width: 900px) {
  .pc-v3 .v3-container {
    width: min(100% - 32px, 1296px);
  }
  .v3-links,
  .v3-contact span {
    display: none;
  }
  .v3-menu {
    display: block;
    margin-left: auto;
  }
  .v3-hero-inner,
  .v3-product,
  .v3-product.reverse {
    grid-template-columns: 1fr;
  }
  .v3-hero-inner {
    padding: 64px 0;
  }
  .v3-home-hero {
    height: 650px;
  }
  .v3-home-hero-content {
    padding-bottom: 86px;
  }
  .v3-home-hero-shade {
    background: linear-gradient(90deg, #061b36f5, #061b36b5);
  }
  .v3-home-hero-arrow {
    display: none;
  }
  .v3-home-hero-nav strong {
    display: none;
  }
  .v3-home-hero-nav button {
    justify-content: center;
  }
  .v3-hero-media {
    height: 360px;
  }
  .v3-stat-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    padding: 30px 0;
  }
  .v3-grid {
    grid-template-columns: 1fr;
  }
  .v3-case-catalog {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .v3-home-case-grid {
    grid-template-columns: 1fr;
  }
  .v3-home-case-image {
    aspect-ratio: 4 / 3;
  }
  .v3-case-row {
    grid-template-columns: 1fr;
    padding: 28px 0;
  }
  .v3-experience-inner {
    grid-template-columns: 1fr;
  }
  .v3-proof {
    grid-template-columns: repeat(2, 1fr);
  }
  .v3-cta-inner,
  .v3-footer-grid {
    display: grid;
    grid-template-columns: 1fr;
  }
  .v3-footer .right {
    text-align: left;
  }
}
@media (max-width: 560px) {
  .v3-floating-tools {
    right: 12px;
    bottom: 16px;
  }
  .v3-floating-button {
    width: 58px;
    height: 64px;
    border-radius: 16px;
  }
  .v3-floating-panel {
    right: 68px;
    width: min(250px, calc(100vw - 92px));
  }
  .v3-case-catalog {
    grid-template-columns: 1fr;
  }
  .v3-home-hero {
    height: 610px;
  }
  .v3-home-hero-content h1 {
    font-size: 42px;
  }
  .v3-home-hero-content p {
    font-size: 16px;
  }
  .v3-home-hero-content {
    padding-bottom: 74px;
  }
  .v3-hero h1 {
    font-size: 42px;
  }
  .v3-hero-media {
    height: 260px;
  }
  .v3-section {
    padding: 72px 0;
  }
  .v3-product-media {
    height: 260px;
  }
  .v3-proof {
    grid-template-columns: 1fr;
  }
  .v3-capabilities {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .v3-cta h2,
  .v3-city h2 {
    font-size: 36px;
  }
}
@media (max-width: 560px) {
  .v3-carousel-caption {
    left: 20px;
    right: 75px;
    bottom: 20px;
  }
  .v3-carousel-caption strong {
    font-size: 17px;
  }
  .v3-carousel-dots {
    right: 18px;
    bottom: 23px;
  }
  .v3-carousel-arrow {
    width: 36px;
    height: 36px;
  }
  .v3-carousel-arrow.prev {
    left: 10px;
  }
  .v3-carousel-arrow.next {
    right: 10px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .v3-carousel-slide {
    transition: none;
  }
}