:root {
  --ink: #14231e;
  --muted: #5c6d65;
  --line: #d9e4df;
  --surface: #ffffff;
  --mist: #eff5f2;
  --mist-strong: #e3eeea;
  --teal: #0b756b;
  --teal-dark: #07564f;
  --blue: #245d78;
  --gold: #d59a31;
  --charcoal: #10251e;
  --shadow: 0 14px 36px rgba(14, 40, 31, 0.1);
  --shell: 1220px;
  --header-height: 76px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  line-height: 1.65;
  letter-spacing: 0;
  overflow-x: hidden;
}

img,
video {
  display: block;
  width: 100%;
}

img {
  object-fit: cover;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.shell {
  width: min(100%, var(--shell));
  margin: 0 auto;
  padding-inline: 24px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(217, 228, 223, 0.92);
  backdrop-filter: blur(14px);
}

.nav-shell {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
}

.brand-logo {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  object-fit: contain;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-copy strong {
  font-size: 16px;
}

.brand-copy small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 10px;
}

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: stretch;
  height: 100%;
  gap: 4px;
}

.site-nav a {
  position: relative;
  min-width: 64px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #42534c;
  font-size: 14px;
  white-space: nowrap;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 0;
  height: 3px;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.is-active {
  color: var(--teal-dark);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
}

.menu-toggle {
  margin-left: auto;
  width: 44px;
  height: 44px;
  display: none;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  background: var(--surface);
}

.menu-toggle svg {
  width: 21px;
  height: 21px;
}

.home-hero {
  position: relative;
  min-height: calc(100svh - 108px);
  overflow: hidden;
  background: var(--charcoal);
}

.home-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.75s ease, visibility 0.75s ease;
}

.home-slide.is-active {
  opacity: 1;
  visibility: visible;
}

.home-slide img {
  position: absolute;
  inset: 0;
  height: 100%;
}

.home-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(6, 24, 18, 0.53);
}

.slide-content {
  position: relative;
  z-index: 2;
  min-height: calc(100svh - 108px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding-top: 56px;
  padding-bottom: 112px;
  color: #ffffff;
}

.slide-content > * {
  max-width: 780px;
}

.slide-kicker,
.section-kicker,
.page-kicker {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

.slide-kicker {
  color: #bfe8de;
}

.slide-content h1,
.slide-content h2 {
  margin: 0;
  max-width: 760px;
  font-size: 58px;
  line-height: 1.12;
  letter-spacing: 0;
}

.slide-content p:not(.slide-kicker) {
  margin: 22px 0 0;
  max-width: 680px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 18px;
}

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

.btn {
  min-height: 48px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-weight: 700;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn-primary {
  color: #ffffff;
  background: var(--teal);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--teal-dark);
}

.btn-light {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.66);
  background: rgba(8, 27, 21, 0.3);
}

.btn-outline {
  color: var(--teal-dark);
  border-color: var(--teal);
  background: transparent;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  z-index: 4;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  color: #ffffff;
  background: rgba(7, 25, 19, 0.34);
  transform: translateY(-50%);
}

.carousel-arrow:hover,
.carousel-arrow:focus-visible {
  background: rgba(7, 25, 19, 0.72);
}

.carousel-arrow svg {
  width: 25px;
  height: 25px;
}

.carousel-arrow-prev {
  left: 26px;
}

.carousel-arrow-next {
  right: 26px;
}

.carousel-status {
  position: absolute;
  z-index: 4;
  left: 50%;
  bottom: 26px;
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateX(-50%);
}

.carousel-dot {
  width: 38px;
  height: 4px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: rgba(255, 255, 255, 0.48);
}

.carousel-dot.is-active {
  background: #ffffff;
}

.home-stats {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat-item {
  min-height: 118px;
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.stat-item + .stat-item {
  border-left: 1px solid var(--line);
}

.stat-item strong {
  color: var(--teal-dark);
  font-size: 34px;
  line-height: 1;
}

.stat-item span {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
}

.section-band {
  padding: 82px 0;
}

.section-band-soft {
  background: var(--mist);
}

.section-head {
  margin-bottom: 34px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
}

.section-head h2,
.intro-copy h2,
.contact-copy h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.2;
  letter-spacing: 0;
}

.section-head p:not(.section-kicker),
.intro-copy p,
.contact-copy p {
  margin: 14px 0 0;
  color: var(--muted);
}

.section-head > div {
  max-width: 780px;
}

.text-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--teal-dark);
  font-weight: 700;
}

.text-link svg {
  width: 18px;
  height: 18px;
}

.feature-grid,
.card-grid,
.case-grid,
.industry-grid,
.service-grid {
  display: grid;
  gap: 18px;
}

.feature-grid {
  grid-template-columns: repeat(3, 1fr);
}

.feature-item,
.product-card,
.case-card,
.industry-card,
.service-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
}

.feature-item img {
  aspect-ratio: 16 / 10;
}

.feature-item-content,
.product-card-content,
.case-card-content,
.industry-card-content,
.service-card-content {
  padding: 20px;
}

.feature-item h3,
.product-card h3,
.case-card h3,
.industry-card h3,
.service-card h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
}

.feature-item p,
.product-card p,
.case-card p,
.industry-card p,
.service-card p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.home-intro {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 44px;
  align-items: center;
}

.home-intro-media {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 12px;
}

.home-intro-media img {
  min-height: 100%;
  border-radius: 6px;
}

.home-intro-media img:first-child {
  grid-row: span 2;
  aspect-ratio: 4 / 5;
}

.home-intro-media img:not(:first-child) {
  aspect-ratio: 4 / 3;
}

.quick-links {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.quick-links a {
  min-height: 40px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--teal-dark);
  background: var(--surface);
  font-size: 14px;
  font-weight: 700;
}

.page-hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: end;
  overflow: hidden;
  background: var(--charcoal);
}

.page-hero > img {
  position: absolute;
  inset: 0;
  height: 100%;
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(5, 25, 18, 0.56);
}

.page-hero-content {
  position: relative;
  z-index: 2;
  padding-top: 100px;
  padding-bottom: 56px;
  color: #ffffff;
}

.page-kicker {
  color: #bfe8de;
}

.page-hero h1 {
  margin: 0;
  max-width: 840px;
  font-size: 48px;
  line-height: 1.16;
}

.page-hero p:not(.page-kicker) {
  margin: 18px 0 0;
  max-width: 700px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 17px;
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 42px;
  align-items: center;
}

.media-frame img,
.media-frame video {
  aspect-ratio: 16 / 11;
  border-radius: 6px;
  box-shadow: var(--shadow);
}

.content-copy h2,
.content-copy h3 {
  margin: 0;
  line-height: 1.25;
}

.content-copy h2 {
  font-size: 34px;
}

.content-copy h3 {
  font-size: 24px;
}

.content-copy p {
  margin: 16px 0 0;
  color: var(--muted);
}

.plain-list,
.check-list,
.timeline {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.plain-list li,
.check-list li {
  position: relative;
  padding: 13px 0 13px 28px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.plain-list li::before,
.check-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 21px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
}

.culture-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
}

.culture-grid span {
  min-height: 88px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-top: 4px solid var(--teal);
  background: var(--surface);
  font-weight: 800;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 24px auto 0;
  border-top: 2px solid var(--teal);
}

.timeline li {
  position: relative;
  padding: 28px 24px 0 0;
}

.timeline li::before {
  content: "";
  position: absolute;
  top: -7px;
  left: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--teal);
  border: 3px solid var(--surface);
}

.timeline strong {
  color: var(--teal-dark);
  font-size: 22px;
}

.timeline p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.card-grid {
  grid-template-columns: repeat(3, 1fr);
}

.product-card img,
.industry-card img,
.service-card img,
.case-card img {
  aspect-ratio: 16 / 10;
}

.product-meta,
.case-meta {
  margin-bottom: 9px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
}

.industry-grid {
  grid-template-columns: repeat(4, 1fr);
}

.industry-card-content {
  min-height: 178px;
}

.service-grid {
  grid-template-columns: repeat(3, 1fr);
}

.service-icon {
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  display: grid;
  place-items: center;
  border-radius: 4px;
  color: #ffffff;
  background: var(--blue);
}

.service-icon svg {
  width: 22px;
  height: 22px;
}

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

.case-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
}

.case-card img {
  height: 100%;
  aspect-ratio: auto;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.process-step {
  padding: 22px;
  border-left: 4px solid var(--gold);
  background: var(--mist);
}

.process-step strong {
  color: var(--blue);
  font-size: 13px;
}

.process-step h3 {
  margin: 10px 0 0;
  font-size: 19px;
}

.process-step p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 32px;
  align-items: start;
}

.contact-details {
  margin-top: 28px;
  display: grid;
  gap: 0;
}

.contact-details div {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.contact-details span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.contact-details strong {
  display: block;
  margin-top: 5px;
  font-size: 18px;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--mist);
}

.contact-form label {
  display: grid;
  gap: 7px;
}

.contact-form label:last-of-type,
.contact-form .form-wide,
.contact-form .btn {
  grid-column: 1 / -1;
}

.contact-form label span {
  color: #42534c;
  font-size: 13px;
  font-weight: 700;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 13px;
  border: 1px solid #c9d7d1;
  border-radius: 4px;
  color: var(--ink);
  background: var(--surface);
  outline: none;
}

.contact-form textarea {
  min-height: 128px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(11, 117, 107, 0.12);
}

.lead-status {
  grid-column: 1 / -1;
  min-height: 24px;
  margin: 2px 0 0;
  font-size: 13px;
  font-weight: 700;
}

.lead-status.is-pending {
  color: var(--muted);
}

.lead-status.is-success {
  color: var(--teal);
}

.lead-status.is-error {
  color: #bd4037;
}

.location-panel {
  margin-top: 32px;
  min-height: 260px;
  padding: 36px;
  display: flex;
  align-items: end;
  color: #ffffff;
  background: var(--blue);
}

.location-panel h3 {
  margin: 0;
  font-size: 26px;
}

.location-panel p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.78);
}

.cta-band {
  padding: 48px 0;
  color: #ffffff;
  background: var(--blue);
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.cta-inner h2 {
  margin: 0;
  font-size: 28px;
}

.cta-inner p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.78);
}

.site-footer {
  padding: 52px 0 28px;
  color: rgba(255, 255, 255, 0.7);
  background: #0d211a;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  gap: 32px;
}

.footer-brand strong {
  color: #ffffff;
  font-size: 18px;
}

.footer-brand p,
.footer-contact p {
  margin: 9px 0 0;
  font-size: 14px;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 16px;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: #ffffff;
}

.footer-bottom {
  margin-top: 34px;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 12px;
}

@media (max-width: 1120px) {
  .site-nav {
    gap: 0;
  }

  .site-nav a {
    min-width: auto;
    padding-inline: 7px;
    font-size: 13px;
  }

  .slide-content h1,
  .slide-content h2 {
    font-size: 50px;
  }

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

  .culture-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 68px;
  }

  .shell {
    padding-inline: 18px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(var(--header-height) + 8px);
    left: 18px;
    right: 18px;
    height: auto;
    padding: 10px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.18s ease, visibility 0.18s ease, transform 0.18s ease;
  }

  body.nav-open .site-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav a {
    min-height: 44px;
    padding: 0 12px;
    justify-content: flex-start;
    font-size: 14px;
  }

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

  .site-nav a.is-active {
    background: var(--mist);
  }

  .home-hero,
  .slide-content {
    min-height: calc(100svh - 96px);
  }

  .slide-content {
    padding-top: 42px;
    padding-bottom: 96px;
  }

  .slide-content h1,
  .slide-content h2 {
    font-size: 40px;
  }

  .carousel-arrow {
    top: auto;
    bottom: 18px;
    width: 42px;
    height: 42px;
    transform: none;
  }

  .carousel-arrow-prev {
    left: 18px;
  }

  .carousel-arrow-next {
    right: 18px;
  }

  .carousel-status {
    bottom: 37px;
  }

  .home-intro,
  .two-column,
  .contact-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid,
  .card-grid,
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .case-grid {
    grid-template-columns: 1fr;
  }

  .process-steps,
  .timeline {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 620px) {
  .brand-copy small {
    display: none;
  }

  .home-hero,
  .slide-content {
    min-height: calc(100svh - 92px);
  }

  .slide-content h1,
  .slide-content h2 {
    font-size: 36px;
  }

  .slide-content p:not(.slide-kicker) {
    font-size: 16px;
  }

  .carousel-arrow {
    display: none;
  }

  .stats-grid,
  .feature-grid,
  .card-grid,
  .industry-grid,
  .service-grid,
  .process-steps,
  .timeline,
  .culture-grid {
    grid-template-columns: 1fr;
  }

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

  .stat-item {
    min-height: 96px;
  }

  .stat-item + .stat-item {
    border-left: 0;
  }

  .stat-item:nth-child(even) {
    border-left: 1px solid var(--line);
  }

  .stat-item:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

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

  .section-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .section-head h2,
  .intro-copy h2,
  .content-copy h2,
  .contact-copy h2 {
    font-size: 28px;
  }

  .home-intro-media {
    grid-template-columns: 1fr 1fr;
  }

  .home-intro-media img:first-child {
    grid-column: 1 / -1;
    grid-row: auto;
    aspect-ratio: 16 / 10;
  }

  .page-hero {
    min-height: 360px;
  }

  .page-hero h1 {
    font-size: 36px;
  }

  .case-card {
    grid-template-columns: 1fr;
  }

  .case-card img {
    aspect-ratio: 16 / 10;
  }

  .contact-form {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .contact-form label,
  .contact-form .btn {
    grid-column: 1;
  }

  .cta-inner,
  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

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

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