:root {
  --ink: #0f1720;
  --ink-soft: #4b5764;
  --paper: #f4efe6;
  --paper-strong: #fbf8f2;
  --paper-deep: #e8dfcf;
  --line: rgba(15, 23, 32, 0.12);
  --line-strong: rgba(15, 23, 32, 0.2);
  --accent: #b89763;
  --accent-deep: #8f7246;
  --hero-bg: #07111b;
  --hero-bg-2: #0d1c2a;
  --hero-ink: #f4efe7;
  --hero-soft: rgba(244, 239, 231, 0.7);
  --shadow-lg: 0 28px 80px rgba(8, 17, 27, 0.16);
  --shadow-md: 0 22px 54px rgba(8, 17, 27, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html[data-lang="zh"] [data-lang="en"],
html[data-lang="en"] [data-lang="zh"] {
  display: none !important;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(184, 151, 99, 0.16), transparent 28%),
    linear-gradient(180deg, #eef1f4 0%, #f4efe6 44%, #efe6d7 100%);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 120px 120px;
  opacity: 0.18;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 88%);
}

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

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

button {
  font: inherit;
}

.wrap {
  width: min(1220px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 11, 18, 0.72);
  backdrop-filter: blur(18px);
  transition: background 220ms ease, border-color 220ms ease;
}

.site-header.is-scrolled {
  background: rgba(5, 11, 18, 0.88);
  border-color: rgba(255, 255, 255, 0.14);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  padding: 16px 0;
}

body[data-page="home"] .nav-shell {
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
  flex: none;
  margin-right: clamp(4px, 0.9vw, 14px);
}

.brand img {
  width: 76px;
  height: 76px;
  object-fit: contain;
  padding: 0;
  border-radius: 0;
  background: none;
  box-shadow: none;
  filter: none;
}

.brand--full {
  align-items: center;
  gap: 14px;
}

.brand--full img {
  width: clamp(154px, 16.5vw, 208px);
  height: auto;
  flex: none;
}

.brand--full .brand-copy {
  display: block;
  max-width: 360px;
  padding-top: 2px;
}

.brand--full .brand-copy strong {
  font-size: clamp(0.92rem, 1.12vw, 1.08rem);
  line-height: 1.18;
}

.brand--full .brand-copy span {
  margin-top: 4px;
  font-size: clamp(0.72rem, 0.84vw, 0.82rem);
  line-height: 1.38;
  color: rgba(255, 255, 255, 0.68);
}

.brand-copy {
  min-width: 0;
}

.brand-copy strong,
.brand-copy span {
  display: block;
}

.brand-copy strong {
  color: #fff;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: 1.02rem;
  letter-spacing: 0.02em;
}

.brand-copy span {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.8rem;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  min-width: 0;
  flex-wrap: wrap;
  gap: 18px;
}

.site-nav a {
  position: relative;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.95rem;
  padding-bottom: 6px;
  transition: color 180ms ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 999px;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--accent), rgba(255, 255, 255, 0.92));
  transition: transform 220ms ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: #fff;
}

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

.lang-toggle {
  flex: none;
  margin-left: auto;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  padding: 10px 14px;
  background: linear-gradient(135deg, rgba(184, 151, 99, 0.24), rgba(255, 255, 255, 0.06));
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.intro-splash {
  position: fixed;
  inset: 0;
  z-index: 220;
  display: grid;
  place-items: center;
  pointer-events: none;
  background:
    radial-gradient(circle at center, rgba(54, 141, 214, 0.14), transparent 26%),
    linear-gradient(180deg, rgba(4, 8, 13, 0.995), rgba(8, 14, 22, 0.99));
  transition: opacity 1100ms ease, visibility 1100ms ease;
}

.intro-splash::before {
  content: "";
  position: absolute;
  width: min(38vw, 420px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(84, 168, 241, 0.18), transparent 68%);
  filter: blur(28px);
  opacity: 0.8;
  animation: introPulseField 3.4s ease-in-out infinite;
}

.intro-splash::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.06) 48%, transparent 100%);
  opacity: 0;
  transform: translateX(-18%);
  animation: introSweepSoft 1200ms cubic-bezier(0.22, 1, 0.36, 1) 420ms both;
}

.intro-splash__rings,
.intro-splash__beam,
.intro-splash__logo-shell {
  position: absolute;
}

.intro-splash__rings {
  display: none;
}

.intro-splash__beam {
  display: none;
}

.intro-splash__logo-shell {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: min(66vw, 660px);
  padding: 0;
  opacity: 0;
  transform: translateY(18px) scale(0.94);
  animation:
    introLogoShellIn 960ms cubic-bezier(0.22, 1, 0.36, 1) 80ms forwards,
    introLogoFloat 3200ms ease-in-out 1100ms infinite;
}

.intro-splash__logo-shell::before,
.intro-splash__logo-shell::after {
  content: "";
  position: absolute;
  inset: 8% -4%;
  border-radius: 50%;
  pointer-events: none;
}

.intro-splash__logo-shell::before {
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.12), transparent 70%);
  filter: blur(20px);
  animation: introPulseField 2.8s ease-in-out infinite;
}

.intro-splash__logo-shell::after {
  display: none;
}

.intro-splash img {
  position: relative;
  z-index: 1;
  width: min(100%, 560px);
  opacity: 0;
  transform: scale(0.9);
  filter: drop-shadow(0 18px 42px rgba(0, 0, 0, 0.36));
  animation:
    introLogoIn 980ms cubic-bezier(0.22, 1, 0.36, 1) 140ms forwards,
    introLogoPulse 2200ms ease-in-out 1200ms infinite;
}

body[data-page="home"].home-intro {
  overflow: hidden;
}

body[data-page="home"].home-intro .site-header,
body[data-page="home"].home-intro main,
body[data-page="home"].home-intro .site-footer {
  opacity: 0;
  visibility: hidden;
  transform: translateY(28px) scale(0.985);
  filter: blur(12px);
}

body[data-page="home"] .site-header,
body[data-page="home"] main,
body[data-page="home"] .site-footer {
  transition:
    opacity 1200ms ease,
    transform 1450ms cubic-bezier(0.22, 1, 0.36, 1),
    filter 1400ms ease,
    visibility 0s linear 0s;
}

body[data-page="home"].intro-complete .site-header,
body[data-page="home"].intro-complete main,
body[data-page="home"].intro-complete .site-footer {
  opacity: 1;
  visibility: visible;
  transform: none;
  filter: none;
}

body[data-page="home"].intro-complete .intro-splash {
  opacity: 0;
  visibility: hidden;
}

body[data-page="home"] main {
  display: flex;
  flex-direction: column;
}

body[data-page="home"] {
  --accent: #72a8d8;
  --accent-deep: #406e9d;
  --paper: #eaf2f9;
  --paper-strong: #f7fbff;
  --paper-deep: #d7e5f2;
  --ink-soft: #536577;
  background:
    radial-gradient(circle at top left, rgba(114, 168, 216, 0.16), transparent 28%),
    linear-gradient(180deg, #eef4f9 0%, #e5eef7 40%, #edf4fb 100%);
}

body[data-page="home"] .home-hero {
  min-height: auto;
  background:
    radial-gradient(circle at 14% 16%, rgba(114, 168, 216, 0.24), transparent 26%),
    radial-gradient(circle at 86% 20%, rgba(48, 105, 163, 0.22), transparent 24%),
    linear-gradient(180deg, #081725 0%, #10263a 52%, #14314a 100%);
}

body[data-page="home"] .hero-layout {
  min-height: auto;
  align-items: start;
  grid-template-columns: minmax(0, 1.56fr) minmax(280px, 0.68fr);
  gap: 20px;
  padding: 72px 0 84px;
}

body[data-page="home"] .home-hero::after {
  background: radial-gradient(circle, rgba(114, 168, 216, 0.18), transparent 68%);
}

body[data-page="home"] .hero-copy h1 {
  max-width: none;
  font-size: clamp(1.72rem, 2.34vw, 2.62rem);
  line-height: 1.16;
  letter-spacing: 0.01em;
}

html[data-lang="zh"] body[data-page="home"] .hero-copy h1 {
  white-space: nowrap;
}

html[data-lang="en"] body[data-page="home"] .hero-copy h1 {
  max-width: 14ch;
  white-space: normal;
}

body[data-page="home"] .button.primary {
  color: #f7fbff;
  background: linear-gradient(135deg, #6ca6d8, #3f6f9e);
}

body[data-page="home"] .button.secondary {
  border-color: rgba(135, 179, 221, 0.22);
  background: rgba(113, 167, 216, 0.1);
}

body[data-page="home"] .hero-panel {
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04)),
    linear-gradient(180deg, rgba(17, 36, 55, 0.92), rgba(10, 24, 38, 0.95));
  border-color: rgba(135, 179, 221, 0.12);
}

body[data-page="home"] .hero-panel::before {
  background: radial-gradient(circle, rgba(114, 168, 216, 0.2), transparent 70%);
}

body[data-page="home"] .section.soft {
  background: linear-gradient(180deg, rgba(218, 232, 245, 0.58), rgba(245, 250, 255, 0.2));
}

body[data-page="home"] .section.dark {
  background:
    radial-gradient(circle at top right, rgba(114, 168, 216, 0.18), transparent 24%),
    linear-gradient(180deg, #0b1825 0%, #13283b 100%);
}

body[data-page="home"] .section-shell {
  background: rgba(244, 249, 254, 0.84);
  border-color: rgba(255, 255, 255, 0.58);
}

.home-hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 96px);
  color: var(--hero-ink);
  background:
    radial-gradient(circle at 14% 16%, rgba(184, 151, 99, 0.34), transparent 26%),
    radial-gradient(circle at 86% 20%, rgba(37, 79, 120, 0.26), transparent 24%),
    linear-gradient(180deg, var(--hero-bg) 0%, var(--hero-bg-2) 52%, #0f1e2c 100%);
}

.home-hero::before,
.home-hero::after {
  content: "";
  position: absolute;
  inset: auto;
  border-radius: 999px;
  pointer-events: none;
}

.home-hero::before {
  width: 720px;
  height: 720px;
  top: -260px;
  right: -140px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  opacity: 0.8;
  animation: drift 20s linear infinite;
}

.home-hero::after {
  width: 420px;
  height: 420px;
  left: -120px;
  bottom: -180px;
  background: radial-gradient(circle, rgba(184, 151, 99, 0.14), transparent 68%);
  filter: blur(10px);
  animation: pulse 8s ease-in-out infinite;
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(340px, 0.92fr);
  gap: 30px;
  align-items: end;
  min-height: calc(100vh - 96px);
  padding: 120px 0 96px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero-copy h1,
.page-hero h1,
.section-head h2,
.banner-card h2,
.info-card h3,
.product-card h3,
.contact-card h2,
.gallery-section h2 {
  margin: 0;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  line-height: 1.08;
}

.hero-copy h1 {
  max-width: 11.5ch;
  font-size: clamp(3rem, 6vw, 5.7rem);
  letter-spacing: 0.02em;
}

.lead {
  margin: 24px 0 0;
  max-width: 66ch;
  color: var(--hero-soft);
  font-size: 1.08rem;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 158px;
  border-radius: 999px;
  padding: 14px 24px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

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

.button.primary {
  color: #101820;
  background: linear-gradient(135deg, #e6cfaa, #b89763);
}

.button.secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
}

.hero-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 38px;
}

.hero-meta {
  display: grid;
  gap: 16px;
  margin-top: 28px;
  max-width: 760px;
}

.hero-meta .market-list {
  margin-top: 0;
}

.hero-meta .hero-contact {
  margin-top: 0;
  padding-top: 16px;
}

.metric-card,
.hero-panel,
.section-shell,
.info-card,
.feature-card,
.product-card,
.contact-card,
.gallery-card,
.banner-card,
.detail-card {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.metric-card {
  padding: 18px 18px 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(255, 255, 255, 0.09);
}

.metric-card strong {
  display: block;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: 2.1rem;
  color: #fff;
}

.metric-card span {
  display: block;
  margin-top: 6px;
  color: var(--hero-soft);
  line-height: 1.6;
}

.hero-panel {
  position: relative;
  overflow: hidden;
  padding: 28px;
  color: #fff;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04)),
    linear-gradient(180deg, rgba(15, 28, 42, 0.92), rgba(8, 17, 27, 0.94));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: -40% auto auto 58%;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 151, 99, 0.22), transparent 70%);
}

.hero-panel > * {
  position: relative;
  z-index: 1;
}

.home-carousel-section {
  position: relative;
  order: -1;
  z-index: 3;
  padding: 0;
  background: #07111b;
}

.home-carousel-section .wrap {
  width: 100%;
}

.home-carousel-shell {
  padding: 0;
  border-radius: 0;
  box-shadow: none;
  background: none;
  border: none;
  backdrop-filter: none;
}

.hero-carousel {
  display: grid;
  gap: 14px;
}

.hero-carousel--feature {
  position: relative;
  gap: 0;
}

.hero-carousel--feature .hero-carousel__viewport {
  aspect-ratio: 1920 / 600;
  min-height: 0;
  border-radius: 0;
  border: none;
  box-shadow: none;
}

.hero-carousel--feature .hero-carousel__slide::after {
  content: none;
}

.hero-carousel--feature .hero-carousel__overlay {
  display: none;
}

.hero-carousel--feature .hero-carousel__eyebrow {
  display: none;
}

.hero-carousel--feature .hero-carousel__overlay h3 {
  display: none;
}

.hero-carousel--feature .hero-carousel__controls {
  position: absolute;
  right: clamp(18px, 3.8vw, 48px);
  bottom: clamp(22px, 4vw, 40px);
  z-index: 4;
  justify-content: flex-end;
  gap: 18px;
  pointer-events: none;
}

.hero-carousel--feature .hero-carousel__controls > * {
  pointer-events: auto;
}

.hero-carousel--feature .hero-carousel__dots {
  flex: none;
  min-width: 88px;
}

.hero-carousel__viewport {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border-radius: 22px;
  background: #07111b;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.hero-carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.02);
  transition: opacity 420ms ease, transform 700ms ease;
  pointer-events: none;
}

.hero-carousel__slide.is-active {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.hero-carousel__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-carousel__overlay {
  position: absolute;
  inset: auto 0 0;
  padding: 18px 18px 16px;
  background: linear-gradient(180deg, transparent, rgba(7, 17, 27, 0.78) 58%, rgba(7, 17, 27, 0.96));
}

.hero-carousel__eyebrow {
  margin: 0 0 8px;
  color: #e6cfaa;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-carousel__overlay h3 {
  margin: 0;
  max-width: 18ch;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: clamp(1.14rem, 2vw, 1.52rem);
  line-height: 1.28;
}

.hero-carousel__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.hero-carousel__dots {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.hero-carousel__arrow,
.hero-carousel__dot {
  padding: 0;
  cursor: pointer;
}

.hero-carousel__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.hero-carousel__arrow:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}

.hero-carousel__dot {
  width: 10px;
  height: 10px;
  border: none;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
  transition: width 180ms ease, transform 180ms ease, background 180ms ease;
}

.hero-carousel__dot:hover {
  transform: scale(1.08);
  background: rgba(255, 255, 255, 0.42);
}

.hero-carousel__dot.is-active {
  width: 28px;
  background: linear-gradient(90deg, #e6cfaa, #b89763);
}

.panel-title {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.panel-heading {
  margin: 14px 0 0;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: clamp(1.46rem, 2.66vw, 2.1rem);
  line-height: 1.28;
}

.panel-copy {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.94rem;
  line-height: 1.72;
}

.business-list,
.market-list,
.project-list,
.partner-list,
.discipline-list,
.contact-list,
.plain-list,
.anchor-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.business-list {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.business-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: start;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.business-list strong {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(184, 151, 99, 0.38), rgba(184, 151, 99, 0.14));
  color: #fff;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: 1.08rem;
}

.business-list span {
  display: block;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.7;
}

.market-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.market-list li,
.anchor-list li a {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 8px 14px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.88rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-contact {
  display: grid;
  gap: 12px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-contact p,
.contact-card p,
.feature-card p,
.info-card p,
.banner-card p,
.detail-card p,
.gallery-card figcaption,
.product-card p {
  margin: 0;
  line-height: 1.8;
}

.hero-contact strong,
.detail-card strong,
.contact-card strong {
  color: #fff;
}

.contact-card strong {
  color: var(--ink);
}

.section {
  position: relative;
  padding: 86px 0;
}

.section.soft {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.06));
}

.section.dark {
  color: #fff;
  background:
    radial-gradient(circle at top right, rgba(184, 151, 99, 0.18), transparent 24%),
    linear-gradient(180deg, #0b1621 0%, #101d2a 100%);
}

.section-shell {
  padding: 34px;
  background: rgba(251, 248, 242, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.48);
}

.section.dark .section-shell,
.section.dark .feature-card,
.section.dark .detail-card,
.section.dark .banner-card {
  color: #fff;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.section-head {
  display: grid;
  gap: 14px;
  margin-bottom: 28px;
}

.section-head h2,
.page-hero h1,
.banner-card h2 {
  font-size: clamp(1.62rem, 2.72vw, 2.42rem);
  line-height: 1.2;
}

.section-head p:last-child {
  margin: 0;
  max-width: 72ch;
  color: var(--ink-soft);
  font-size: 0.94rem;
  line-height: 1.76;
}

.section.dark .section-head p:last-child,
.section.dark .feature-card p,
.section.dark .detail-card p {
  color: rgba(255, 255, 255, 0.72);
}

.info-grid,
.feature-grid,
.project-grid,
.expert-grid,
.overview-grid,
.detail-grid,
.contact-grid,
.gallery-grid,
.logo-grid,
.stat-grid,
.preview-grid {
  display: grid;
  gap: 22px;
}

.info-grid.three,
.feature-grid.three,
.expert-grid.three,
.stat-grid.four {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.info-grid.three.wide {
  grid-template-columns: 1.25fr 1fr 1fr;
}

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

.stat-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.info-card,
.feature-card,
.detail-card,
.contact-card {
  padding: 28px;
  background: rgba(251, 248, 242, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.56);
}

.info-card h3,
.feature-card h3,
.detail-card h3 {
  font-size: 1.14rem;
  line-height: 1.28;
}

.info-card p,
.feature-card p,
.detail-card p,
.contact-card p {
  color: var(--ink-soft);
}

.metric-line {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin-top: 18px;
}

.metric-line span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.metric-line span::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
}

.project-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.feature-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-card {
  position: relative;
  padding: 24px 24px 22px;
  border-radius: var(--radius-lg);
  background: rgba(251, 248, 242, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.54);
  box-shadow: var(--shadow-md);
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 18px auto 18px 0;
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent), rgba(184, 151, 99, 0));
}

.project-card h3 {
  margin: 0 0 12px;
  padding-left: 12px;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: 1.22rem;
  line-height: 1.24;
}

.project-card p {
  margin: 0;
  padding-left: 12px;
  color: var(--ink-soft);
  line-height: 1.8;
}

.expert-grid.three {
  grid-template-columns: 1.1fr 1fr 1fr;
}

.expert-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: rgba(251, 248, 242, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.56);
  box-shadow: var(--shadow-md);
}

.expert-card h3 {
  margin: 0 0 14px;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: 1.34rem;
  line-height: 1.24;
}

.expert-card p,
.expert-card li {
  color: var(--ink-soft);
  line-height: 1.8;
}

.expert-card p {
  margin: 0;
}

.expert-card p + p {
  margin-top: 12px;
}

.discipline-list,
.partner-list,
.project-list,
.contact-list,
.plain-list {
  display: grid;
  gap: 10px;
}

.discipline-list li,
.partner-list li,
.contact-list li,
.plain-list li {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(15, 23, 32, 0.04);
  border: 1px solid rgba(15, 23, 32, 0.06);
}

.section.dark .discipline-list li,
.section.dark .partner-list li,
.section.dark .contact-list li,
.section.dark .plain-list li {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.06);
}

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

.preview-card {
  overflow: hidden;
  border-radius: var(--radius-lg);
  color: var(--ink);
  background: rgba(251, 248, 242, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.56);
  box-shadow: var(--shadow-md);
}

.preview-card img {
  width: 100%;
  height: 260px;
  object-fit: contain;
  background:
    radial-gradient(circle at 24% 20%, rgba(184, 151, 99, 0.18), transparent 34%),
    linear-gradient(180deg, rgba(251, 248, 242, 1), rgba(232, 223, 207, 0.82));
  padding: 18px;
}

.preview-card .preview-copy {
  padding: 22px;
}

.preview-card h3 {
  margin: 0;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: 1.24rem;
  line-height: 1.24;
}

.preview-card p {
  margin: 10px 0 0;
  color: var(--ink);
}

.partner-logo-band {
  display: grid;
  gap: 22px;
  margin-top: 28px;
  padding: 28px;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.partner-logo-copy {
  display: grid;
  gap: 0;
}

.partner-logo-copy h3 {
  margin: 0;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: 1.26rem;
  line-height: 1.24;
}

.partner-logo-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.partner-logo-card {
  display: grid;
  place-items: center;
  min-height: 142px;
  margin: 0;
  padding: 4px;
  border-radius: 20px;
  background:
    radial-gradient(circle at top left, rgba(114, 168, 216, 0.1), transparent 36%),
    linear-gradient(180deg, rgba(251, 248, 242, 0.98), rgba(235, 242, 248, 0.94));
  border: 1px solid rgba(255, 255, 255, 0.62);
  box-shadow: var(--shadow-md);
}

.partner-logo-card img {
  width: 100%;
  height: 132px;
  object-fit: contain;
}

.partner-logo-card.is-emphasis {
  min-height: 142px;
}

.partner-logo-card.is-emphasis img {
  height: 138px;
}

.banner-card {
  padding: 34px;
  background: linear-gradient(135deg, rgba(15, 23, 32, 0.94), rgba(20, 34, 49, 0.9));
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.banner-card p {
  color: rgba(255, 255, 255, 0.72);
}

.banner-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 22px;
  align-items: center;
}

.banner-grid .button.secondary {
  width: fit-content;
}

.page-main {
  min-height: calc(100vh - 220px);
}

.page-hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 14% 20%, rgba(184, 151, 99, 0.24), transparent 24%),
    linear-gradient(180deg, #08131d 0%, #10202d 100%);
  padding: 92px 0 62px;
}

.page-hero::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -120px;
  top: -240px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.9fr);
  gap: 24px;
  align-items: end;
}

.page-hero-copy p:last-child {
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.74);
  line-height: 1.85;
}

.page-hero-side {
  padding: 24px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-hero-side p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.8;
}

.page-hero-side strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1rem;
  color: #fff;
}

.anchor-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.anchor-list li a {
  color: var(--ink);
  background: rgba(15, 23, 32, 0.04);
  border: 1px solid rgba(15, 23, 32, 0.08);
}

.anchor-list li a:hover {
  background: rgba(184, 151, 99, 0.14);
  border-color: rgba(184, 151, 99, 0.24);
}

.overview-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.detail-card h3 {
  margin-bottom: 14px;
}

.detail-card .plain-list {
  margin-top: 14px;
}

.detail-grid > .product-card {
  grid-column: 1 / -1;
}

.product-card {
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(320px, 0.76fr) minmax(0, 1.24fr);
  background: rgba(251, 248, 242, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.56);
}

.product-card.wide-card {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.76fr) minmax(0, 1.24fr);
}

.product-media {
  position: relative;
  min-height: 100%;
  cursor: zoom-in;
  background:
    radial-gradient(circle at 24% 18%, rgba(184, 151, 99, 0.16), transparent 36%),
    linear-gradient(180deg, rgba(251, 248, 242, 1), rgba(232, 223, 207, 0.82));
}

.product-media::before {
  content: "+";
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  background: rgba(15, 23, 32, 0.6);
  box-shadow: 0 10px 24px rgba(15, 23, 32, 0.18);
  transition: transform 220ms ease, background 220ms ease;
}

.product-media::after {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: 22px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.5);
  opacity: 0;
  transition: opacity 220ms ease;
}

.product-media img {
  width: 100%;
  height: 100%;
  min-height: 392px;
  object-fit: contain;
  padding: 12px;
  transition: transform 260ms ease, filter 260ms ease;
}

.product-media:hover img,
.product-media:focus-visible img {
  transform: scale(1.035);
  filter: saturate(1.05) contrast(1.03);
}

.product-media:hover::before,
.product-media:focus-visible::before {
  transform: scale(1.06);
  background: rgba(15, 23, 32, 0.78);
}

.product-media:hover::after,
.product-media:focus-visible::after {
  opacity: 1;
}

.product-media:focus-visible {
  outline: 2px solid rgba(184, 151, 99, 0.64);
  outline-offset: -2px;
}

.product-media figcaption {
  position: absolute;
  left: 18px;
  bottom: 18px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 6px 12px;
  color: #fff;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: rgba(15, 23, 32, 0.7);
}

.product-body {
  padding: 30px;
}

.product-tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 7px 12px;
  color: var(--accent-deep);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: rgba(184, 151, 99, 0.12);
}

.product-body h3 {
  margin-top: 16px;
  font-size: 1.54rem;
  line-height: 1.22;
}

.product-summary {
  margin: 14px 0 0;
  color: var(--ink-soft);
}

.product-meta {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
}

.product-meta div {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 12px;
  align-items: start;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(15, 23, 32, 0.04);
  border: 1px solid rgba(15, 23, 32, 0.07);
}

.product-meta dt {
  color: var(--ink-soft);
  font-size: 0.88rem;
  font-weight: 700;
}

.product-meta dd {
  margin: 0;
  line-height: 1.75;
}

.dust-collector-card h3,
.dust-collector-card .product-summary,
.dust-collector-card .product-meta dd,
.dust-apps-card h3,
.dust-apps-card .plain-list li {
  overflow-wrap: anywhere;
}

html[data-lang="en"] .dust-collector-card .product-body h3 {
  font-size: 1.5rem;
  line-height: 1.14;
}

html[data-lang="en"] .dust-collector-card .product-meta div {
  grid-template-columns: 122px 1fr;
}

html[data-lang="en"] .dust-apps-card h3 {
  font-size: 1.48rem;
  line-height: 1.16;
}

body.lightbox-open {
  overflow: hidden;
}

.media-lightbox {
  position: fixed;
  inset: 0;
  z-index: 260;
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 240ms ease, visibility 240ms ease;
}

.media-lightbox.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.media-lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 17, 27, 0.82);
  backdrop-filter: blur(10px);
}

.media-lightbox__dialog {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100vw - 48px));
  max-height: calc(100vh - 48px);
  padding: 18px 18px 22px;
  border-radius: 28px;
  background: rgba(251, 248, 242, 0.98);
  box-shadow: 0 34px 100px rgba(7, 17, 27, 0.34);
}

.media-lightbox__close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  color: #fff;
  font-size: 1.6rem;
  background: rgba(15, 23, 32, 0.7);
}

.media-lightbox__frame {
  display: grid;
  place-items: center;
  min-height: min(72vh, 760px);
  border-radius: 22px;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 18%, rgba(184, 151, 99, 0.16), transparent 28%),
    linear-gradient(180deg, rgba(251, 248, 242, 1), rgba(232, 223, 207, 0.84));
}

.media-lightbox__image {
  width: 100%;
  max-width: 100%;
  max-height: min(72vh, 760px);
  object-fit: contain;
}

.media-lightbox__caption {
  margin: 16px 8px 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.7;
  text-align: center;
}

.product-notes {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.product-notes span {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  border-radius: 999px;
  padding: 7px 12px;
  color: var(--accent-deep);
  font-size: 0.84rem;
  background: rgba(184, 151, 99, 0.12);
}

.logo-grid {
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
}

.logo-panel {
  display: grid;
  place-items: center;
  min-height: 360px;
  padding: 34px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at center, rgba(184, 151, 99, 0.18), transparent 38%),
    linear-gradient(180deg, rgba(251, 248, 242, 0.96), rgba(232, 223, 207, 0.86));
  border: 1px solid rgba(255, 255, 255, 0.56);
  box-shadow: var(--shadow-lg);
}

.logo-panel img {
  width: min(420px, 90%);
  filter: drop-shadow(0 16px 28px rgba(15, 40, 66, 0.1));
}

.gallery-section + .gallery-section {
  margin-top: 34px;
}

.gallery-section h2 {
  margin-bottom: 16px;
  font-size: clamp(1.72rem, 2.78vw, 2.34rem);
  line-height: 1.18;
}

.gallery-section p {
  margin: 0 0 18px;
  color: var(--ink-soft);
  line-height: 1.8;
}

.gallery-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gallery-grid.wide {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.gallery-card {
  overflow: hidden;
  margin: 0;
  background: rgba(251, 248, 242, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.56);
}

.gallery-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  background: linear-gradient(180deg, rgba(251, 248, 242, 1), rgba(232, 223, 207, 0.82));
}

.gallery-card.contain img {
  object-fit: contain;
  padding: 18px;
}

.gallery-card figcaption {
  padding: 16px 18px 18px;
  color: var(--ink-soft);
}

.tire-pattern-gallery {
  margin-top: 52px;
}

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

.contact-grid.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-card h2 {
  font-size: 1.54rem;
  line-height: 1.18;
  margin-bottom: 16px;
}

.contact-list li {
  color: var(--ink-soft);
}

.contact-card .contact-list li {
  color: var(--ink);
}

.contact-card .button {
  margin-top: 18px;
}

.site-footer {
  color: rgba(255, 255, 255, 0.76);
  background: #08131d;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-shell {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: start;
  padding: 34px 0 40px;
}

.footer-shell strong {
  display: block;
  color: #fff;
  font-family: "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: 1.1rem;
}

.footer-shell p {
  margin: 10px 0 0;
  line-height: 1.8;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(34px) scale(0.985);
  transition:
    opacity 920ms ease,
    transform 1120ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--delay, 0s);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@keyframes drift {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.74;
  }
  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}

@keyframes introLogoIn {
  0% {
    opacity: 0;
    transform: scale(0.9);
    filter: blur(10px);
  }
  68% {
    opacity: 1;
    transform: scale(1.02);
    filter: blur(0);
  }
  100% {
    opacity: 1;
    transform: scale(1);
    filter: none;
  }
}

@keyframes introLogoShellIn {
  0% {
    opacity: 0;
    transform: translateY(18px) scale(0.94);
  }
  70% {
    opacity: 1;
    transform: translateY(-2px) scale(1.01);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes introLogoFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
}

@keyframes introLogoPulse {
  0%,
  100% {
    filter: drop-shadow(0 18px 42px rgba(0, 0, 0, 0.36));
  }
  50% {
    filter:
      drop-shadow(0 18px 42px rgba(0, 0, 0, 0.42))
      drop-shadow(0 0 26px rgba(92, 174, 244, 0.16));
  }
}

@keyframes introHaloRotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes introPulseField {
  0%,
  100% {
    transform: scale(0.96);
    opacity: 0.62;
  }
  50% {
    transform: scale(1.03);
    opacity: 0.92;
  }
}

@keyframes introSweep {
  0% {
    opacity: 0;
    transform: translateX(-34%) skewX(-16deg);
  }
  18% {
    opacity: 0.92;
  }
  100% {
    opacity: 0;
    transform: translateX(34%) skewX(-16deg);
  }
}

@keyframes introSweepSoft {
  0% {
    opacity: 0;
    transform: translateX(-18%);
  }
  18% {
    opacity: 0.3;
  }
  100% {
    opacity: 0;
    transform: translateX(18%);
  }
}

@keyframes introRingsIn {
  0% {
    opacity: 0;
    transform: scale(0.82);
  }
  100% {
    opacity: 0.92;
    transform: scale(1);
  }
}

@media (max-width: 1100px) {
  .hero-layout,
  .page-hero-grid,
  .logo-grid,
  .banner-grid,
  .footer-shell,
  .product-card {
    grid-template-columns: 1fr;
  }

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

  .overview-grid,
  .feature-grid.three,
  .preview-grid,
  .gallery-grid,
  .gallery-grid.wide,
  .partner-logo-grid,
  .contact-grid,
  .contact-grid.three-up,
  .detail-grid,
  .hero-stat-grid,
  .info-grid.three,
  .info-grid.three.wide,
  .expert-grid.three,
  .stat-grid.four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .wrap {
    width: min(100% - 24px, 1220px);
  }

  .nav-shell {
    display: grid;
    justify-content: stretch;
  }

  .brand {
    gap: 12px;
  }

  .brand img {
    width: 62px;
    height: 62px;
  }

  .brand--full img {
    width: min(162px, 42vw);
    height: auto;
  }

  .brand--full .brand-copy {
    display: block;
    max-width: none;
  }

  .brand--full .brand-copy strong {
    font-size: 0.84rem;
  }

  .brand--full .brand-copy span {
    font-size: 0.68rem;
    line-height: 1.4;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .home-hero {
    min-height: auto;
  }

  .hero-layout {
    min-height: auto;
    padding: 58px 0 64px;
  }

  .hero-copy h1 {
    max-width: none;
    font-size: clamp(2.5rem, 11vw, 4rem);
  }

  .hero-meta {
    margin-top: 24px;
  }

  .intro-splash__logo-shell {
    width: min(88vw, 640px);
    padding: 18px;
  }

  .intro-splash__rings {
    width: min(112vw, 720px);
  }

  .intro-splash img {
    width: min(100%, 540px);
  }

  body[data-page="home"] .hero-copy h1 {
    max-width: none;
    font-size: clamp(1.84rem, 6vw, 2.6rem);
    line-height: 1.16;
    letter-spacing: 0.008em;
    white-space: normal;
  }

  .panel-heading {
    font-size: clamp(1.34rem, 5.9vw, 1.74rem);
  }

  .section-head h2,
  .page-hero h1,
  .banner-card h2,
  .gallery-section h2 {
    font-size: clamp(1.46rem, 6.9vw, 1.94rem);
  }

  .home-carousel-section {
    padding: 0;
  }

  .home-carousel-shell {
    padding: 0;
    border-radius: 0;
  }

  .hero-carousel__viewport {
    aspect-ratio: 4 / 3;
  }

  .hero-carousel__overlay {
    padding: 16px 16px 14px;
  }

  .hero-carousel__overlay h3 {
    max-width: none;
    font-size: 1.08rem;
  }

  .hero-carousel--feature .hero-carousel__viewport {
    aspect-ratio: 1920 / 600;
    min-height: 0;
  }

  .hero-carousel--feature .hero-carousel__controls {
    left: 16px;
    right: 16px;
    bottom: 16px;
    justify-content: space-between;
    gap: 12px;
  }

  .hero-carousel--feature .hero-carousel__dots {
    flex: 1;
  }

  .page-hero {
    padding: 74px 0 48px;
  }

  .project-grid,
  .overview-grid,
  .feature-grid.three,
  .preview-grid,
  .gallery-grid,
  .gallery-grid.wide,
  .partner-logo-grid,
  .contact-grid,
  .contact-grid.three-up,
  .detail-grid,
  .hero-stat-grid,
  .info-grid.three,
  .info-grid.two-up,
  .info-grid.three.wide,
  .expert-grid.three,
  .stat-grid.four {
    grid-template-columns: 1fr;
  }

  .section,
  .page-main {
    overflow: clip;
  }

  .section {
    padding: 66px 0;
  }

  .section-shell,
  .banner-card,
  .hero-panel,
  .info-card,
  .feature-card,
  .detail-card,
  .contact-card,
  .expert-card {
    padding: 24px;
  }

  .product-media img {
    min-height: 240px;
  }

  .product-meta div {
    grid-template-columns: 1fr;
  }

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

  .media-lightbox {
    padding: 12px;
  }

  .media-lightbox__dialog {
    width: min(100vw - 24px, 1120px);
    max-height: calc(100vh - 24px);
    padding: 12px 12px 18px;
    border-radius: 22px;
  }

  .media-lightbox__frame,
  .media-lightbox__image {
    min-height: auto;
    max-height: calc(100vh - 120px);
  }
}

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

  .home-hero::before,
  .home-hero::after {
    animation: none;
  }

  .intro-splash::before,
  .intro-splash img {
    animation: none;
  }

  .hero-carousel__slide,
  .hero-carousel__arrow,
  .hero-carousel__dot {
    transition: none;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  body[data-page="home"].home-intro .site-header,
  body[data-page="home"].home-intro main,
  body[data-page="home"].home-intro .site-footer {
    opacity: 1;
    visibility: visible;
    transform: none;
    filter: none;
  }

  .intro-splash {
    display: none;
  }
}