:root {
  --bg: #070b10;
  --bg-2: #0d141c;
  --bg-3: #121b26;
  --ink: #e7eef5;
  --muted: #8fa3b5;
  --line: rgba(231, 238, 245, 0.12);
  --accent: #3ecfbf;
  --accent-2: #c4a574;
  --steel: #6f8496;
  --danger: #ff6b4a;
  --font-display: "Space Grotesk", "Noto Sans SC", sans-serif;
  --font-body: "IBM Plex Sans", "Noto Sans SC", sans-serif;
  --max: 1120px;
  --space: clamp(1.25rem, 3vw, 2.5rem);
  --header-h: 4.5rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
  background:
    radial-gradient(1000px 600px at 85% -10%, rgba(62, 207, 191, 0.14), transparent 55%),
    radial-gradient(800px 480px at 0% 30%, rgba(196, 165, 116, 0.08), transparent 50%),
    linear-gradient(180deg, var(--bg) 0%, #0a1118 50%, var(--bg) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

body.admin-bar .site-header {
  top: 32px;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 80;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}

p {
  margin: 0;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  height: var(--header-h);
  backdrop-filter: blur(16px);
  background: rgba(7, 11, 16, 0.62);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(7, 11, 16, 0.88);
}

.site-header__inner {
  max-width: calc(var(--max) + 2 * var(--space));
  margin: 0 auto;
  padding: 0 var(--space);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

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

.brand-logo {
  display: block;
  height: 46px;
  width: auto;
}

.brand-mark {
  width: 1.4rem;
  height: 1.4rem;
  border: 1.5px solid var(--accent);
  transform: rotate(45deg);
  position: relative;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 3px;
  background: linear-gradient(135deg, var(--accent), transparent 70%);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-en {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.12em;
  font-size: 1rem;
}

.brand-cn {
  font-size: 0.68rem;
  color: var(--steel);
  letter-spacing: 0.04em;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__list a {
  color: var(--muted);
  font-size: 0.92rem;
  transition: color 0.2s var(--ease);
}

.nav__list a:hover,
.nav__list .current-menu-item > a {
  color: var(--ink);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-switch {
  display: inline-flex;
  gap: 0.35rem;
  align-items: center;
}

.lang-switch__link {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--steel);
  padding: 0.2rem 0.35rem;
}

.lang-switch__link.is-active {
  color: var(--accent);
}

.menu-toggle {
  display: none;
  width: 2.4rem;
  height: 2.4rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  display: block;
  width: 1.25rem;
  height: 1.5px;
  margin: 0.35rem auto;
  background: var(--ink);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.65rem 1.15rem;
  border: 1px solid transparent;
  font-size: 0.92rem;
  font-weight: 500;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease);
}

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

.btn--sm {
  min-height: 2.2rem;
  padding: 0.4rem 0.85rem;
  font-size: 0.82rem;
}

/* Call CTA: contact page on desktop, dialer on phone */
.qe-call--mobile {
  display: none;
}

.qe-call--desktop {
  display: inline-flex;
}

@media (max-width: 800px) {
  .qe-call--desktop {
    display: none;
  }

  .qe-call--mobile {
    display: inline-flex;
  }
}

.btn--primary {
  background: var(--accent);
  color: #041316;
}

.btn--primary:hover {
  background: #55dbc9;
}

.btn--ghost {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.btn--ghost:hover {
  border-color: rgba(62, 207, 191, 0.45);
}

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  align-items: end;
  /* Horizontal inset lives on .hero__content so it matches the logo column. */
  padding: calc(var(--header-h) + 2rem) 0 4.5rem;
  overflow: hidden;
}

.hero__visual,
.hero__media {
  position: absolute;
  inset: 0;
}

.hero__slides {
  position: absolute;
  inset: 0;
}

.hero--slides .hero__media {
  touch-action: pan-y;
  overscroll-behavior-x: contain;
}

.hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 0.9s var(--ease), transform 1.2s var(--ease);
}

.hero__image.is-active {
  opacity: 1;
  transform: scale(1.08);
  z-index: 1;
}

.hero:not(.hero--slides) .hero__image {
  position: absolute;
  opacity: 1;
  animation: kenburns 18s var(--ease) alternate infinite;
}

.hero__scan,
#qe-scan-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  opacity: 0.16;
}

.hero__fade {
  position: absolute;
  inset: 0;
  /* Lighter veil — keep backgrounds visible; readability comes from text shadow. */
  background:
    linear-gradient(90deg, rgba(7, 11, 16, 0.72) 0%, rgba(7, 11, 16, 0.38) 42%, rgba(7, 11, 16, 0.12) 100%),
    linear-gradient(180deg, rgba(7, 11, 16, 0.22) 0%, rgba(7, 11, 16, 0.1) 45%, rgba(7, 11, 16, 0.78) 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: calc(var(--max) + 2 * var(--space));
  margin: 0 auto;
  padding: 0 var(--space);
  box-sizing: border-box;
  animation: rise 1.1s var(--ease) both;
  --hero-text-shadow:
    0 1px 2px rgba(0, 0, 0, 0.55),
    0 4px 18px rgba(0, 0, 0, 0.45),
    0 0 28px rgba(0, 0, 0, 0.28);
}

.hero__content > * {
  max-width: 42rem;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: 0.16em;
  margin-bottom: 1.1rem;
  color: #fff;
  text-shadow: var(--hero-text-shadow);
}

.hero h1 {
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  max-width: 16ch;
  margin-bottom: 1.15rem;
  color: rgba(255, 255, 255, 0.96);
  text-shadow: var(--hero-text-shadow);
}

.hero__lead {
  color: rgba(231, 238, 245, 0.92);
  max-width: 36rem;
  margin-bottom: 1.8rem;
  font-size: 1.05rem;
  text-shadow:
    0 1px 2px rgba(0, 0, 0, 0.65),
    0 3px 14px rgba(0, 0, 0, 0.5);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.hero__slide-label {
  margin: 0 0 1.1rem;
  color: var(--accent);
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  min-height: 1.4em;
  text-shadow:
    0 1px 2px rgba(0, 0, 0, 0.7),
    0 2px 12px rgba(0, 0, 0, 0.45);
}

.hero__dots {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.5rem;
}

.hero__dot {
  width: 0.55rem;
  height: 0.55rem;
  padding: 0;
  border: 1px solid rgba(62, 207, 191, 0.55);
  border-radius: 0;
  background: transparent;
  cursor: pointer;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.hero__dot.is-active,
.hero__dot:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.section {
  padding: clamp(4.5rem, 10vw, 7rem) var(--space);
}

.section__head {
  max-width: var(--max);
  margin: 0 auto 2.75rem;
}

.section__head h1,
.section__head h2,
.about-copy h1,
.contact-layout h1 {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  margin: 0.5rem 0 1rem;
}

.section__desc,
.about-copy p,
.cta-panel p {
  color: var(--muted);
  max-width: 40rem;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.rail {
  max-width: var(--max);
  margin: 0 auto;
  border-top: 1px solid var(--line);
}

.rail-row {
  display: grid;
  grid-template-columns: 4.2rem 1fr auto;
  gap: 1.25rem;
  align-items: center;
  padding: 1.7rem 0;
  border-bottom: 1px solid var(--line);
}

.rail-row__index {
  font-family: var(--font-display);
  color: var(--steel);
  letter-spacing: 0.08em;
}

.rail-row__body h2,
.rail-row__body h3 {
  font-size: 1.35rem;
  margin-bottom: 0.45rem;
}

.rail-row__body p {
  color: var(--muted);
  max-width: 42rem;
}

.rail-row__link {
  color: var(--accent);
  font-size: 0.88rem;
  letter-spacing: 0.04em;
}

.section--solutions {
  background: linear-gradient(180deg, rgba(18, 27, 38, 0.7), transparent);
}

.section--solutions-visual {
  padding-left: 0;
  padding-right: 0;
}

.section--solutions-visual .section__head {
  padding-left: var(--space);
  padding-right: var(--space);
}

.scene-stack {
  display: grid;
  gap: 0;
}

.scene-row {
  position: relative;
  min-height: clamp(20rem, 48vw, 28rem);
  display: grid;
  align-items: end;
  overflow: hidden;
}

.scene-row__media {
  position: absolute;
  inset: 0;
}

.scene-row__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  transition: transform 1.2s var(--ease);
}

.scene-row:hover .scene-row__media img {
  transform: scale(1.08);
}

.scene-row__shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 11, 16, 0.88) 0%, rgba(7, 11, 16, 0.45) 55%, rgba(7, 11, 16, 0.2) 100%),
    linear-gradient(180deg, transparent 20%, rgba(7, 11, 16, 0.85) 100%);
}

.scene-row__copy {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
  padding: 3rem var(--space);
}

.scene-row__copy h3 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: 0.75rem;
  max-width: 18ch;
}

.scene-row__copy p {
  color: var(--muted);
  max-width: 36rem;
  margin-bottom: 1rem;
}

/* V2 — capability / foundation / business lines */
.capability-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem 2rem;
  border-top: 1px solid var(--line);
  padding-top: 2rem;
}

.capability-item__index {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.capability-item h3 {
  font-size: 1.35rem;
  margin-bottom: 0.65rem;
}

.capability-item p {
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 28ch;
}

.foundation {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2.5rem;
  align-items: end;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: 1px solid var(--line);
  background:
    radial-gradient(480px 200px at 0% 0%, rgba(62, 207, 191, 0.1), transparent 55%),
    var(--bg-3);
}

.foundation__copy h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  margin: 0.4rem 0 0.85rem;
  max-width: 18ch;
}

.foundation__copy p {
  color: var(--muted);
  margin-bottom: 1rem;
  max-width: 40rem;
}

.foundation__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.foundation__stats li {
  display: grid;
  gap: 0.2rem;
  border-top: 1px solid var(--line);
  padding-top: 0.85rem;
}

.foundation__stats strong {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.foundation__stats span {
  color: var(--muted);
  font-size: 0.88rem;
}

.line-stack {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.line-card {
  position: relative;
  min-height: 18rem;
  display: grid;
  align-items: end;
  overflow: hidden;
  border: 1px solid var(--line);
  transition: border-color 0.35s var(--ease);
}

.line-card:hover {
  border-color: rgba(62, 207, 191, 0.45);
}

.line-card__media {
  position: absolute;
  inset: 0;
}

.line-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.03);
  transition: transform 1s var(--ease);
}

.line-card:hover .line-card__media img {
  transform: scale(1.07);
}

.line-card__shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 11, 16, 0.15) 0%, rgba(7, 11, 16, 0.88) 78%);
}

.line-card__copy {
  position: relative;
  z-index: 1;
  padding: 1.5rem 1.4rem;
}

.line-card__copy h3 {
  font-size: 1.35rem;
  margin-bottom: 0.55rem;
  max-width: 16ch;
}

.line-card__copy p {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 0.85rem;
  max-width: 34ch;
}

.solution-line {
  max-width: var(--max);
  margin: 0 auto 3.5rem;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.solution-line__head {
  margin-bottom: 1.25rem;
}

.solution-line__head h2 {
  font-size: clamp(1.35rem, 2.4vw, 1.75rem);
  margin-bottom: 0.5rem;
}

.solution-line__head p {
  color: var(--muted);
  max-width: 42rem;
}

.split-card--media .split-card__media {
  display: block;
  margin-bottom: 1rem;
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 10;
}

.split-card__link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.split-card__link:hover .text-link,
.split-card__link:focus-visible .text-link {
  color: var(--accent);
}

.split-card__link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.split-card--media .split-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.split-card--media:hover .split-card__media img {
  transform: scale(1.04);
}

.line-badge {
  margin: 0 0 0.65rem;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.line-badge a:hover {
  text-decoration: underline;
}

.related-block {
  margin-bottom: 1.5rem;
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--line);
  background: rgba(7, 11, 16, 0.45);
}

.related-block h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.related-block > p {
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

.related-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.related-list a {
  color: var(--ink);
  font-size: 0.92rem;
  border-bottom: 1px solid transparent;
}

.related-list a:hover {
  color: var(--accent);
  border-bottom-color: rgba(62, 207, 191, 0.45);
}

.path-steps {
  max-width: var(--max);
  margin: 0 auto;
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 2rem;
  border-top: 1px solid var(--line);
  padding-top: 2rem;
  counter-reset: none;
}

.path-steps li {
  display: grid;
  gap: 0.45rem;
}

.path-steps__index {
  font-family: var(--font-display);
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}

.path-steps h3 {
  font-size: 1.15rem;
}

.path-steps p {
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 36ch;
}

.job-list {
  max-width: var(--max);
  margin: 0 auto;
  border-top: 1px solid var(--line);
}

.job-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem 2.5rem;
  align-items: center;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line);
}

.job-row__body {
  min-width: 0;
}

.job-row__body h2 {
  font-size: clamp(1.2rem, 2.2vw, 1.45rem);
  margin-bottom: 0.5rem;
  max-width: none;
  white-space: normal;
}

.job-row__body h2 a:hover {
  color: var(--accent);
}

.job-row__body p {
  color: var(--muted);
  max-width: 48rem;
  line-height: 1.55;
}

.job-row__cta {
  flex-shrink: 0;
  white-space: nowrap;
}

.careers-culture {
  border-top: 1px solid var(--line);
}

.culture-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 2rem;
  border-top: 1px solid var(--line);
  padding-top: 2rem;
}

.culture-item h3 {
  font-size: 1.2rem;
  margin-bottom: 0.55rem;
}

.culture-item p {
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 36ch;
}

.careers-apply-note {
  max-width: var(--max);
  margin: 2rem auto 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.careers-apply-note a {
  color: var(--accent);
}

.job-detail {
  max-width: var(--max);
  margin: 0 auto;
}

.split-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 2.5rem;
  border-top: 1px solid var(--line);
  padding-top: 2.2rem;
}

.split-card h2,
.split-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.7rem;
}

.split-card p {
  color: var(--muted);
  margin-bottom: 0.9rem;
}

.cta-meta {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.cta-meta a:hover {
  color: var(--accent);
}

.text-link {
  color: var(--accent);
  font-size: 0.9rem;
}

.cta-panel {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: end;
  padding: clamp(1.8rem, 4vw, 3rem);
  border: 1px solid var(--line);
  background:
    radial-gradient(520px 220px at 100% 0%, rgba(62, 207, 191, 0.14), transparent 60%),
    var(--bg-3);
}

.cta-panel h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0.45rem 0 0.8rem;
}

.cta-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: flex-end;
}

.about-layout,
.contact-layout {
  max-width: var(--max);
  margin: 0 auto;
}

.about-layout {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 3rem;
}

.about-copy p + p {
  margin-top: 1rem;
}

.about-aside {
  border-top: 1px solid var(--line);
  padding-top: 1.4rem;
}

.about-aside > p {
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 0.8rem;
}

.about-aside ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.about-aside li {
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.contact-cards h2 {
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 0.6rem;
}

.contact-cards p {
  color: var(--muted);
}

.contact-highlight {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--ink);
}

.contact-form {
  display: grid;
  gap: 1.25rem;
  max-width: 44rem;
}

.contact-form--inquiry {
  margin-top: 0.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.contact-form label {
  display: grid;
  gap: 0.4rem;
}

.contact-form > label > span,
.contact-fieldset legend {
  font-size: 0.9rem;
  color: var(--ink);
  font-weight: 500;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--ink);
  padding: 0.8rem 0.9rem;
  font: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 1px solid rgba(62, 207, 191, 0.55);
}

.contact-fieldset {
  margin: 0;
  padding: 0;
  border: 0;
  display: grid;
  gap: 0.75rem;
}

.contact-fieldset legend {
  padding: 0;
  margin-bottom: 0.15rem;
}

.contact-hint {
  font-size: 0.85rem;
  color: var(--steel);
  margin: 0;
}

.interest-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.interest-chip {
  display: inline-flex;
  cursor: pointer;
  margin: 0;
}

.interest-chip input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 1px;
  height: 1px;
}

.interest-chip span {
  display: inline-block;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.3;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.interest-chip input:focus-visible + span {
  outline: 1px solid rgba(62, 207, 191, 0.7);
  outline-offset: 2px;
}

.interest-chip input:checked + span {
  border-color: rgba(62, 207, 191, 0.65);
  color: var(--ink);
  background: rgba(62, 207, 191, 0.12);
}

.contact-fields-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-note {
  font-size: 0.85rem;
  color: var(--steel);
}

.form-error {
  font-size: 0.9rem;
  color: var(--danger);
  margin: 0;
}

.form-success {
  font-size: 0.95rem;
  color: var(--accent);
  margin: 0;
}

.prose {
  max-width: 44rem;
  margin: 0 auto;
  color: var(--muted);
}

.prose h2,
.prose h3 {
  color: var(--ink);
  margin: 1.6rem 0 0.7rem;
}

.prose p,
.prose ul,
.prose ol {
  margin-bottom: 1rem;
}

.prose ul,
.prose ol {
  padding-left: 1.2rem;
}

.prose li + li {
  margin-top: 0.35rem;
}

.prose a {
  color: var(--accent);
}

.prose figure {
  margin: 1.5rem 0;
}

.prose figure img {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
}

.prose figcaption {
  margin-top: 0.55rem;
  font-size: 0.85rem;
  color: var(--steel);
}

.prose .pet-kicker {
  margin-bottom: 1.3rem;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--accent);
  background: linear-gradient(90deg, rgba(62, 207, 191, 0.1), transparent);
  color: var(--text);
  font-size: 1.05rem;
}

.prose .pet-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 1.2rem 0 1.8rem;
  padding: 0;
  list-style: none;
}

.prose .pet-feature-grid li {
  margin: 0;
  padding: 1rem;
  border: 1px solid var(--line);
  background:
    radial-gradient(220px 100px at 100% 0%, rgba(62, 207, 191, 0.1), transparent 70%),
    var(--bg-2);
}

.prose .pet-feature-grid strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.prose .pet-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 1.2rem 0 1.8rem;
  padding: 0;
  list-style: none;
  counter-reset: pet-flow;
}

.prose .pet-flow li {
  position: relative;
  margin: 0;
  padding: 2.7rem 0.8rem 0.85rem;
  border-top: 1px solid var(--accent);
  color: var(--muted);
  counter-increment: pet-flow;
}

.prose .pet-flow li::before {
  content: "0" counter(pet-flow);
  position: absolute;
  top: 0.55rem;
  left: 0.8rem;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.prose .pet-app-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.2rem 0 1.8rem;
}

.prose .pet-app-grid figure {
  margin: 0;
}

.prose .pet-app-grid img {
  max-width: 260px;
  margin-inline: auto;
  display: block;
}

.prose .spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0 1.75rem;
  font-size: 0.92rem;
}

.prose .spec-table th,
.prose .spec-table td {
  border-bottom: 1px solid var(--line);
  padding: 0.7rem 0.4rem;
  text-align: left;
  vertical-align: top;
}

.prose .spec-table th {
  color: var(--steel);
  font-weight: 500;
  width: 38%;
}

.breadcrumbs {
  max-width: var(--max);
  margin: 0 auto 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.breadcrumbs a {
  color: var(--steel);
}

.breadcrumbs a:hover {
  color: var(--text);
}

.product-hero {
  position: relative;
  min-height: clamp(26rem, 62vh, 36rem);
  display: grid;
  align-items: end;
  padding: calc(var(--header-h) + 2rem) 0 3.5rem;
  overflow: hidden;
}

.product-hero > .breadcrumbs {
  position: absolute;
  z-index: 2;
  top: calc(var(--header-h) + 1rem);
  left: 50%;
  width: calc(100% - 2 * var(--space));
  transform: translateX(-50%);
}

.product-hero__media {
  position: absolute;
  inset: 0;
}

.product-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-hero__fade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 11, 16, 0.92) 0%, rgba(7, 11, 16, 0.55) 55%, rgba(7, 11, 16, 0.3) 100%),
    linear-gradient(180deg, rgba(7, 11, 16, 0.25) 0%, rgba(7, 11, 16, 0.9) 100%);
}

.product-hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: calc(var(--max) + 2 * var(--space));
  margin: 0 auto;
  padding: 0 var(--space);
  box-sizing: border-box;
  animation: rise 0.9s var(--ease) both;
}

.product-hero__content > :not(.product-hero__actions) {
  max-width: 40rem;
}

.product-hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin: 0.5rem 0 1rem;
}

.product-hero__lead {
  color: var(--muted);
  max-width: 36rem;
  margin-bottom: 1.5rem;
}

.product-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.product-detail__grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.35fr 0.9fr;
  gap: 2.5rem;
  align-items: start;
}

.product-detail .prose {
  margin: 0;
  max-width: none;
}

.product-detail__aside {
  display: grid;
  gap: 1.25rem;
  position: sticky;
  top: calc(var(--header-h) + 1rem);
}

.product-shot {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--bg-2);
}

.product-shot img {
  width: 100%;
  height: auto;
  display: block;
}

.product-shot figcaption {
  padding: 0.7rem 0.9rem;
  font-size: 0.85rem;
  color: var(--steel);
  border-top: 1px solid var(--line);
}

.product-aside-cta {
  padding: 1.25rem;
  border: 1px solid var(--line);
  background:
    radial-gradient(280px 120px at 100% 0%, rgba(62, 207, 191, 0.12), transparent 70%),
    var(--bg-3);
}

.product-aside-cta h3 {
  font-size: 1.15rem;
  margin-bottom: 0.55rem;
}

.product-aside-cta p {
  color: var(--muted);
  margin-bottom: 1rem;
  font-size: 0.92rem;
}

@media (max-width: 960px) {
  .product-detail__grid {
    grid-template-columns: 1fr;
  }

  .product-detail__aside {
    position: static;
  }

  /*
   * Body content already embeds the same product/solution figures.
   * Hide aside gallery shots on narrow screens to avoid duplicates;
   * keep related links + CTA.
   */
  .product-detail__aside .product-shot {
    display: none;
  }

  .product-detail__content .prose figure,
  .product-detail .prose figure {
    margin-left: 0;
    margin-right: 0;
  }

  .product-detail .prose img {
    width: 100%;
    height: auto;
  }

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

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

@media (max-width: 560px) {
  .prose .pet-feature-grid,
  .prose .pet-flow,
  .prose .pet-app-grid {
    grid-template-columns: 1fr;
  }
}

.page-section {
  padding-top: calc(var(--header-h) + 3rem);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 3rem var(--space) 2rem;
}

.site-footer__grid {
  max-width: var(--max);
  margin: 0 auto 2rem;
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.3fr 0.9fr;
  gap: 1.5rem;
}

.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  align-items: flex-start;
}

.site-footer__logo {
  display: block;
  width: 168px;
  height: auto;
}

.site-footer h3 {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 0.7rem;
}

.site-footer p,
.site-footer a {
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer p + p {
  margin-top: 0.45rem;
}

.site-footer__bar {
  max-width: var(--max);
  margin: 0 auto;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--steel);
  font-size: 0.85rem;
}

.site-footer__beian {
  margin-left: 1rem;
  color: inherit;
  text-decoration: none;
}

.site-footer__beian:hover,
.site-footer__beian:focus-visible {
  color: var(--text);
  text-decoration: underline;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes kenburns {
  from {
    transform: scale(1.06) translate3d(0, 0, 0);
  }
  to {
    transform: scale(1.12) translate3d(-1.5%, -1%, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__image,
  .scene-row__media img,
  .hero__content,
  .reveal {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }

  .reveal {
    opacity: 1;
  }
}

@media (max-width: 960px) {
  .split-grid,
  .about-layout,
  .contact-cards,
  .site-footer__grid,
  .cta-panel,
  .capability-grid,
  .foundation,
  .line-stack,
  .path-steps,
  .culture-grid {
    grid-template-columns: 1fr;
  }

  .job-row {
    grid-template-columns: 1fr;
    gap: 1rem;
    align-items: start;
  }

  .job-row__cta {
    justify-self: start;
  }

  .contact-fields-grid {
    grid-template-columns: 1fr;
  }

  .cta-panel {
    display: grid;
    align-items: start;
  }

  .cta-panel__actions {
    justify-content: flex-start;
  }

  .rail-row {
    grid-template-columns: 3rem 1fr;
  }

  .rail-row__link {
    grid-column: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .line-card__media img,
  .split-card--media .split-card__media img {
    transition: none !important;
    transform: none !important;
  }
}

@media (max-width: 800px) {
  .brand-logo {
    height: 40px;
  }

  .menu-toggle {
    display: block;
  }

  .nav {
    display: none;
    position: fixed;
    inset: var(--header-h) 0 auto;
    background: rgba(7, 11, 16, 0.97);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--space) 1rem;
  }

  body.admin-bar .nav {
    top: calc(var(--header-h) + 32px);
  }

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

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav__list a {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--line);
  }

  .header-tools .btn--sm {
    display: none;
  }

  .hero {
    align-items: center;
  }

  .hero--slides {
    display: block;
    min-height: 0;
    padding: var(--header-h) 0 2.75rem;
  }

  .hero--slides .hero__media {
    position: relative;
    inset: auto;
    width: 100%;
    aspect-ratio: 3 / 2;
    background: var(--surface);
  }

  .hero--slides .hero__image {
    object-fit: contain;
    object-position: center;
    transform: none;
  }

  .hero--slides .hero__image.is-active {
    transform: none;
  }

  .hero--slides .hero__fade {
    background: linear-gradient(180deg, transparent 55%, rgba(7, 11, 16, 0.42) 100%);
  }

  .hero--slides .hero__content {
    padding-top: 1.5rem;
  }

  .site-footer__bar {
    flex-direction: column;
  }
}