:root {
  --bg: #ffffff;
  --surface: #f5f5f7;
  --surface-warm: #fbfbfd;
  --fg: #1d1d1f;
  --fg-2: #424245;
  --muted: #6e6e73;
  --meta: #86868b;
  --border: #d2d2d7;
  --border-soft: #e8e8ed;
  --accent: #0071e3;
  --accent-on: #ffffff;
  --accent-hover: #0077ed;
  --accent-active: #0066cc;
  --success: #16a34a;
  --warn: #eab308;
  --danger: #dc2626;
  --font-display:
    "SF Pro Display", "SF Pro Icons", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body:
    "SF Pro Text", "SF Pro Icons", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono:
    "SF Mono", ui-monospace, "JetBrains Mono", Menlo, Monaco, Consolas, monospace;
  --text-xs: 12px;
  --text-sm: 14px;
  --text-base: 17px;
  --text-lg: 21px;
  --text-xl: 28px;
  --text-2xl: 40px;
  --text-3xl: 56px;
  --text-4xl: 80px;
  --leading-body: 1.47;
  --leading-tight: 1.05;
  --tracking-display: -0.015em;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --section-y-desktop: 100px;
  --section-y-tablet: 64px;
  --section-y-phone: 40px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-pill: 980px;
  --elev-flat: none;
  --elev-ring: 0 0 0 1px var(--border);
  --elev-raised: 0 12px 32px rgba(0, 0, 0, 0.08);
  --focus-ring: 0 0 0 4px color-mix(in oklab, var(--accent), transparent 65%);
  --motion-fast: 150ms;
  --motion-base: 220ms;
  --ease-standard: cubic-bezier(0.28, 0, 0.22, 1);
  --container-max: 1024px;
  --container-gutter-desktop: 22px;
  --container-gutter-tablet: 18px;
  --container-gutter-phone: 16px;
}

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

input,
select,
textarea,
button,
option {
  font-family: inherit;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

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

button {
  cursor: pointer;
}

p {
  margin: 0;
  text-wrap: pretty;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  text-wrap: balance;
}

[hidden] {
  display: none !important;
}

/* Robust bilingual toggle */
html[lang="en"] .lang-copy[data-lang="ru"],
html[lang="ru"] .lang-copy[data-lang="en"] {
  display: none !important;
}

.site-shell {
  width: min(100%, calc(var(--container-max) + (var(--container-gutter-desktop) * 2)));
  margin-inline: auto;
  padding-inline: var(--container-gutter-desktop);
}

.section {
  padding-block: clamp(64px, 7vw, var(--section-y-desktop));
}

.section.surface {
  background: var(--surface);
}

.section.inverse {
  background: var(--fg);
  color: var(--surface);
}

.section-tight {
  padding-block: clamp(40px, 5vw, 64px);
}

.stack-md {
  display: grid;
  gap: var(--space-5);
}

.stack-lg {
  display: grid;
  gap: var(--space-8);
}

.kicker {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--meta);
}

.display-xl,
.display-lg,
.display-md {
  font-family: var(--font-display);
  letter-spacing: var(--tracking-display);
}

.display-xl {
  font-size: clamp(44px, 7vw, var(--text-4xl));
  line-height: 1.02;
}

.display-lg {
  font-size: clamp(36px, 5vw, var(--text-3xl));
  line-height: 1.05;
}

.display-md {
  font-size: clamp(28px, 3.4vw, var(--text-2xl));
  line-height: 1.08;
}

.lead {
  max-width: 44rem;
  color: var(--muted);
  font-size: var(--text-lg);
  line-height: 1.38;
}

.meta {
  color: var(--meta);
  font-size: var(--text-sm);
}

.body-sm {
  color: var(--muted);
  font-size: var(--text-sm);
}

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  transition:
    background var(--motion-fast) var(--ease-standard),
    border-color var(--motion-fast) var(--ease-standard),
    color var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard);
}

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

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-on);
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-secondary {
  background: transparent;
  border-color: var(--fg);
  color: var(--fg);
}

.btn-secondary:hover {
  background: var(--fg);
  color: var(--bg);
  border-color: var(--fg);
}

.btn-link {
  min-height: auto;
  padding: 0;
  border: 0;
  color: var(--accent-active);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--border-soft);
  background: color-mix(in oklab, var(--bg), transparent 12%);
  backdrop-filter: blur(14px);
  transition: 
    background var(--motion-base) var(--ease-standard),
    backdrop-filter var(--motion-base) var(--ease-standard),
    border-color var(--motion-base) var(--ease-standard),
    box-shadow var(--motion-base) var(--ease-standard);
}

.site-header.header-transparent {
  position: fixed;
  inset: 0 0 auto;
  border-bottom: none;
  background: linear-gradient(
    180deg,
    color-mix(in oklab, var(--fg), transparent 18%),
    transparent
  );
  backdrop-filter: none;
}

.site-header.header-transparent-light {
  position: fixed;
  inset: 0 0 auto;
  border-bottom: none;
  background: transparent;
  backdrop-filter: none;
}

/* Scrolled state for transparent headers to transition into frosted glass */
.site-header.header-transparent.is-scrolled,
.site-header.header-transparent-light.is-scrolled {
  background: color-mix(in oklab, var(--bg), transparent 12%);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

.site-header.header-transparent.is-scrolled .brand-logo {
  filter: none;
}

.site-header.header-transparent.is-scrolled .nav-link {
  color: var(--muted);
}
.site-header.header-transparent.is-scrolled .nav-link:hover,
.site-header.header-transparent.is-scrolled .nav-link:focus-visible,
.site-header.header-transparent.is-scrolled .nav-link.is-active {
  color: var(--fg);
}
.site-header.header-transparent.is-scrolled .nav-link.is-active::after {
  background: var(--fg);
}

.site-header.header-transparent.is-scrolled .lang-switch {
  border-color: var(--border);
  background: color-mix(in oklab, var(--surface), transparent 10%);
}
.site-header.header-transparent.is-scrolled .lang-switch button {
  color: var(--muted);
}
.site-header.header-transparent.is-scrolled .lang-switch button.is-active {
  background: var(--fg);
  color: var(--surface);
}

.site-header.header-transparent.is-scrolled .header-cta {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-on);
}
.site-header.header-transparent.is-scrolled .header-cta:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.site-header.header-transparent.is-scrolled .mobile-nav-toggle {
  border-color: var(--border);
  color: var(--fg);
}

.nav-shell {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-6);
  min-height: 88px;
  transition: min-height var(--motion-base) var(--ease-standard);
}

.site-header.is-scrolled .nav-shell {
  min-height: 72px;
}

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

.brand-logo {
  width: clamp(178px, 12vw, 238px);
  height: auto;
  transition: 
    width var(--motion-base) var(--ease-standard),
    filter var(--motion-base) var(--ease-standard);
}

.site-header.is-scrolled .brand-logo {
  width: clamp(150px, 10vw, 198px);
}

.header-transparent .brand-logo {
  filter: brightness(0) invert(1) drop-shadow(0 10px 24px color-mix(in oklab, var(--fg), transparent 70%));
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
}

.nav-link {
  position: relative;
  padding-block: var(--space-2);
  color: var(--muted);
  font-size: 15px;
  transition: color var(--motion-base) var(--ease-standard);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--fg);
  outline: 0;
}

.nav-link.is-active {
  color: var(--fg);
}

.nav-link.is-active::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -2px;
  left: 0;
  height: 1px;
  background: var(--fg);
}

.header-transparent .nav-link {
  color: color-mix(in oklab, var(--surface), transparent 26%);
}

.header-transparent .nav-link:hover,
.header-transparent .nav-link:focus-visible,
.header-transparent .nav-link.is-active {
  color: var(--surface);
}

.header-transparent .nav-link.is-active::after {
  background: var(--surface);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
}

.lang-switch {
  display: inline-flex;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: color-mix(in oklab, var(--surface), transparent 10%);
  transition: 
    border-color var(--motion-base) var(--ease-standard),
    background-color var(--motion-base) var(--ease-standard);
}

.lang-switch button {
  min-width: 38px;
  min-height: 34px;
  border: 0;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 600;
  transition: 
    color var(--motion-base) var(--ease-standard),
    background-color var(--motion-base) var(--ease-standard);
}

.lang-switch button.is-active {
  background: var(--fg);
  color: var(--surface);
}

.header-transparent .lang-switch {
  border-color: color-mix(in oklab, var(--surface), transparent 74%);
  background: color-mix(in oklab, var(--fg), transparent 72%);
}

.header-transparent .lang-switch button {
  color: color-mix(in oklab, var(--surface), transparent 24%);
}

.header-transparent .lang-switch button.is-active {
  background: var(--surface);
  color: var(--fg);
}

.header-transparent .header-cta {
  background: color-mix(in oklab, var(--surface), transparent 82%);
  border-color: color-mix(in oklab, var(--surface), transparent 70%);
  color: var(--surface);
}

.header-transparent .header-cta:hover {
  background: var(--surface);
  border-color: var(--surface);
  color: var(--fg);
}

.mobile-nav-toggle {
  display: none;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--fg);
  transition: 
    border-color var(--motion-base) var(--ease-standard),
    color var(--motion-base) var(--ease-standard);
}

.header-transparent .mobile-nav-toggle {
  border-color: color-mix(in oklab, var(--surface), transparent 74%);
  color: var(--surface);
}

.hero-immersive {
  position: relative;
  display: flex;
  align-items: stretch;
  min-height: 100svh;
  background: var(--fg);
  color: var(--surface);
  overflow: hidden;
}

.hero-immersive::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      90deg,
      color-mix(in oklab, var(--fg), transparent 10%) 0%,
      color-mix(in oklab, var(--fg), transparent 42%) 38%,
      color-mix(in oklab, var(--fg), transparent 76%) 100%
    ),
    linear-gradient(
      180deg,
      transparent 20%,
      color-mix(in oklab, var(--fg), transparent 22%) 74%,
      color-mix(in oklab, var(--fg), transparent 8%) 100%
    );
  z-index: 1;
}

.hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  align-content: end;
  gap: 36px;
  min-height: 100svh;
  padding-block: 176px 36px;
}

.hero-copy {
  max-width: min(42rem, 100%);
  display: grid;
  gap: 16px;
}

.hero-copy .kicker {
  width: fit-content;
  padding: 10px 14px;
  border: 1px solid color-mix(in oklab, var(--surface), transparent 72%);
  border-radius: var(--radius-pill);
  background: color-mix(in oklab, var(--fg), transparent 52%);
}

.hero-copy .display-xl {
  max-width: 13.5ch;
  font-size: clamp(48px, 5.5vw, 72px);
  line-height: 0.97;
}

.hero-copy .lead {
  max-width: 33rem;
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.52;
}

.hero-copy .action-row {
  margin-top: var(--space-2);
}

.hero-single .hero-inner {
  align-content: center;
  padding-block: 156px 84px;
}

.hero-single .hero-copy {
  max-width: min(46rem, 100%);
}

.hero-single .hero-copy .display-xl {
  max-width: 12ch;
}

.hero-single .hero-facts {
  display: none;
}

.hero-secondary {
  background: color-mix(in oklab, var(--fg), transparent 72%);
  border-color: color-mix(in oklab, var(--surface), transparent 68%);
  color: var(--surface);
}

.hero-secondary:hover {
  background: var(--surface);
  border-color: var(--surface);
  color: var(--fg);
}

.hero-immersive .kicker,
.hero-immersive .lead,
.hero-immersive .meta {
  color: color-mix(in oklab, var(--surface), transparent 18%);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  max-width: min(100%, 1080px);
  border: 1px solid color-mix(in oklab, var(--surface), transparent 76%);
  border-radius: 28px;
  background: color-mix(in oklab, var(--fg), transparent 42%);
  backdrop-filter: blur(24px);
  overflow: hidden;
  box-shadow: 0 20px 50px color-mix(in oklab, var(--fg), transparent 82%);
}

.fact-card {
  display: grid;
  align-content: start;
  min-height: 116px;
  gap: 8px;
  padding: 18px 24px 20px;
  border-right: 1px solid color-mix(in oklab, var(--surface), transparent 82%);
}

.fact-card:last-child {
  border-right: 0;
}

.fact-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--surface), transparent 38%);
}

.fact-card strong {
  font-size: clamp(20px, 1.75vw, 24px);
  line-height: 1;
  font-weight: 600;
}

.fact-card .num {
  font-size: clamp(30px, 2.7vw, 42px);
}

.fact-card .meta {
  max-width: 20ch;
  font-size: 12px;
  line-height: 1.42;
}

/* Hero & Page Header Entrance Reveal Animations (Option A) */
.hero-copy .kicker,
.hero-copy .display-xl,
.hero-copy .lead,
.hero-copy .action-row,
.about-hero-content .about-hero-tech-label,
.about-hero-content .display-xl,
.about-hero-content .lead,
.about-hero-content .about-hero-features,
.hero-studio-copy .display-xl,
.hero-studio-copy .lead,
.hero-studio-copy .action-row,
.page-hero-copy .kicker,
.page-hero-copy .display-lg,
.page-hero-copy .lead {
  opacity: 0;
  transform: translateY(24px);
  transition: 
    opacity 0.8s var(--ease-standard),
    transform 0.8s var(--ease-standard);
}

.is-loaded .hero-copy .kicker,
.is-loaded .about-hero-content .about-hero-tech-label,
.is-loaded .page-hero-copy .kicker {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.1s;
}

.is-loaded .hero-copy .display-xl,
.is-loaded .about-hero-content .display-xl,
.is-loaded .hero-studio-copy .display-xl,
.is-loaded .page-hero-copy .display-lg {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.25s;
}

.is-loaded .hero-copy .lead,
.is-loaded .about-hero-content .lead,
.is-loaded .hero-studio-copy .lead,
.is-loaded .page-hero-copy .lead {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.4s;
}

.is-loaded .hero-copy .action-row,
.is-loaded .about-hero-content .about-hero-features,
.is-loaded .hero-studio-copy .action-row {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.55s;
}

/* Micro-Animated Scroll Hint (Option A) */
.hero-scroll-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.4s var(--ease-standard);
}

.hero-scroll-hint.is-hidden {
  opacity: 0;
}

.scroll-mouse {
  display: block;
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255, 255, 255, 0.45);
  border-radius: 12px;
  position: relative;
}

.scroll-wheel {
  display: block;
  width: 4px;
  height: 8px;
  background-color: #ffffff;
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheelAnim 1.8s cubic-bezier(0.28, 0, 0.22, 1) infinite;
}

@keyframes scrollWheelAnim {
  0% {
    top: 6px;
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  80% {
    top: 20px;
    opacity: 0;
  }
  100% {
    top: 6px;
    opacity: 0;
  }
}

/* Studio Hero for Products page */
.hero-studio {
  position: relative;
  background-color: var(--surface);
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-studio::before {
  content: "";
  position: absolute;
  inset: 0;
  /* Very subtle gradient to ensure text readability without darkening the whole image */
  background: linear-gradient(to right, rgba(245, 245, 247, 0.8) 0%, rgba(245, 245, 247, 0.2) 50%, transparent 100%);
  pointer-events: none;
}

.hero-studio-grid {
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  padding-top: 120px; /* Offset for transparent header */
  padding-bottom: var(--space-8);
}

.hero-studio-copy {
  display: grid;
  gap: var(--space-4);
  max-width: 36rem;
  padding-block: var(--space-6);
  padding-left: clamp(0px, 4vw, 64px);
}

.hero-studio-copy .display-xl {
  font-size: clamp(40px, 4.5vw, 64px);
  line-height: var(--leading-tight);
}

.hero-studio-copy .lead {
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.52;
  color: var(--fg-2);
}

@media (max-width: 900px) {
  .hero-studio {
    background-position: 70% center;
    min-height: 100svh;
  }
  .hero-studio::before {
    background: linear-gradient(to bottom, rgba(245, 245, 247, 0.9) 0%, rgba(245, 245, 247, 0.5) 40%, transparent 100%);
  }
  .hero-studio-grid {
    padding-top: 100px;
  }
  .hero-studio-copy {
    padding-block: 0;
    max-width: 100%;
  }
}

/* Category Chapter Layout */
.category-chapter {
  display: flex;
  flex-direction: column;
  height: 100svh;
}

.category-hero {
  position: relative;
  flex: 1;
  min-height: 0;
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--container-gutter-desktop);
}

.category-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.2);
  pointer-events: none;
}

.category-hero-light::before {
  background: none;
}

.category-hero-copy {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  display: grid;
  gap: var(--space-2);
}

.category-hero-copy.align-center {
  place-items: center;
  text-align: center;
}

.badge-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--fg);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  color: var(--fg);
  margin-bottom: var(--space-1);
}

.badge-outline-white {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 16px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 4px;
  font-size: var(--text-sm);
  font-family: var(--font-body);
  color: #ffffff;
  margin-bottom: var(--space-2);
  letter-spacing: 0.5px;
}

.category-products {
  background: var(--bg);
}

.product-variant-card {
  transition: transform var(--motion-base) var(--ease-standard), box-shadow var(--motion-base) var(--ease-standard);
  border: none;
}
.product-variant-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--elev-raised);
}

.page-hero {
  padding-top: 144px;
}

.page-hero-grid,
.split-layout,
.detail-stage,
.inquiry-layout,
.footer-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: var(--space-12);
  align-items: start;
}

.split-layout .media-frame,
.detail-stage .media-frame {
  position: sticky;
  top: 120px;
}

.page-hero-copy {
  display: grid;
  gap: var(--space-5);
}

.media-frame {
  overflow: hidden;
  border: 1px solid var(--border-soft);
  border-radius: calc(var(--radius-lg) + 2px);
  background: var(--surface);
  box-shadow: var(--elev-raised);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section-head {
  display: grid;
  gap: var(--space-4);
  max-width: 46rem;
  margin-bottom: var(--space-12);
}

.grid-2,
.grid-3,
.grid-4,
.product-grid,
.metric-grid,
.process-grid,
.launch-grid,
.application-grid {
  display: grid;
  gap: var(--space-5);
}

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

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

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

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

.card {
  display: grid;
  gap: var(--space-4);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 32px);
}

.card.flush {
  padding: 0;
  overflow: hidden;
}

.card.surface {
  background: var(--surface-warm);
}

.card.inverse-card {
  background: color-mix(in oklab, var(--fg), transparent 5%);
  border-color: color-mix(in oklab, var(--surface), transparent 80%);
  color: var(--surface);
}

.card-copy {
  display: grid;
  gap: var(--space-4);
  padding: clamp(24px, 3vw, 32px);
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--muted);
  font-size: var(--text-xs);
}

.section.inverse .kicker {
  color: color-mix(in oklab, var(--surface), transparent 36%);
}

.section.inverse .lead,
.section.inverse .body-sm,
.section.inverse .meta {
  color: color-mix(in oklab, var(--surface), transparent 24%);
}

.about-metrics-section {
  background: var(--surface-warm);
}

.about-metrics-head {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  column-gap: clamp(32px, 5vw, 72px);
  row-gap: var(--space-3);
  align-items: end;
  margin-bottom: clamp(40px, 6vw, 72px);
}

.about-metrics-copy {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.about-metrics-copy .kicker,
.about-metrics-copy .display-md,
.about-metrics-head .lead {
  margin: 0;
}

.about-metrics-copy .display-md {
  max-width: 13.8ch;
}

.logistics-head .display-md {
  max-width: 28ch;
}

.about-metrics-head .lead {
  max-width: 33rem;
  justify-self: start;
  align-self: end;
  color: var(--fg-2);
  font-size: clamp(16px, 1.35vw, 19px);
  line-height: 1.45;
}

.metric-title {
  margin: 0;
  max-width: 14ch;
  min-height: 40px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--meta);
}

[data-od-id="about-metrics"] .metric-grid {
  gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

[data-od-id="about-metrics"] .metric-card {
  min-height: 300px;
  display: grid;
  grid-template-rows: minmax(40px, auto) minmax(108px, auto) minmax(56px, auto);
  align-items: start;
  gap: clamp(16px, 1.8vw, 24px);
  padding: 34px 26px 28px;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--border);
  border-radius: 0;
  box-shadow: none;
}

[data-od-id="about-metrics"] .metric-card:last-child {
  border-right: 0;
}

[data-od-id="about-metrics"] .metric-card .metric-value {
  min-height: clamp(88px, 7.2vw, 116px);
  display: grid;
  align-items: end;
  align-self: stretch;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(66px, 7.8vw, 112px);
  font-weight: 600;
  line-height: 0.92;
  letter-spacing: -0.04em;
  color: var(--fg);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1, "lnum" 1;
  transform: translateY(0.03em);
}

[data-od-id="about-metrics"] .metric-card .metric-value-label {
  font-size: clamp(30px, 2.9vw, 44px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  transform: translateY(0.01em);
}

[data-od-id="about-metrics"] .metric-card .metric-note {
  margin: 0;
  max-width: 15ch;
  color: var(--fg-2);
  font-size: clamp(15px, 1.22vw, 18px);
  line-height: 1.34;
  align-self: start;
}

.about-support-band {
  display: none;
}

.metric-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 48px);
  line-height: 1.02;
  letter-spacing: var(--tracking-display);
}

.list-stack,
.proof-list,
.simple-list,
.checklist,
.facts-list {
  display: grid;
  gap: var(--space-3);
  padding: 0;
  margin: 0;
  list-style: none;
}

.simple-list li,
.checklist li,
.facts-list li {
  padding-top: var(--space-3);
  border-top: 1px solid var(--border-soft);
}

.simple-list strong,
.checklist strong,
.facts-list strong {
  display: block;
  margin-bottom: var(--space-1);
  font-size: var(--text-base);
  line-height: 1.28;
}

.product-card {
  padding: var(--space-5);
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: border-color var(--motion-base) var(--ease-standard), background var(--motion-base) var(--ease-standard), transform var(--motion-base) var(--ease-standard);
  cursor: pointer;
}

.product-card:hover {
  background: var(--surface-warm);
  border-color: var(--border-soft);
  transform: translateY(-2px);
}

.product-card h3,
.application-card h3,
.process-card h3 {
  font-size: var(--text-lg);
  line-height: 1.24;
  margin-bottom: var(--space-1);
}

.product-card .body-sm {
  margin: 0;
  color: var(--muted);
  line-height: var(--leading-body);
}

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

.filter-bar,
.detail-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.filter-btn,
.detail-tab {
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--muted);
}

.filter-btn.is-active,
.detail-tab.is-active {
  background: var(--fg);
  border-color: var(--fg);
  color: var(--surface);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg);
}

.spec-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

.spec-table th,
.spec-table td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border-soft);
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  color: var(--meta);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.spec-table td {
  font-size: var(--text-sm);
}

.process-card {
  align-content: start;
}

.process-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--fg);
  color: var(--surface);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.inverse .process-step {
  background: var(--surface);
  color: var(--fg);
}

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

.launch-card .meta {
  color: var(--muted);
}

.callout-band {
  border: 1px solid var(--border);
  border-radius: calc(var(--radius-lg) + 2px);
  background: var(--surface);
  padding: clamp(24px, 4vw, 40px);
}

.inquiry-layout {
  align-items: start;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.field {
  display: grid;
  gap: var(--space-2);
}

.field.full {
  grid-column: 1 / -1;
}

.field label {
  color: var(--meta);
  font-size: var(--text-sm);
}

.input,
.select,
.textarea {
  width: 100%;
  min-height: 46px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--fg);
}

.textarea {
  min-height: 132px;
  resize: vertical;
}

.input:focus,
.select:focus,
.textarea:focus {
  outline: 0;
  border-color: var(--accent);
  box-shadow: var(--focus-ring);
}

.feedback {
  min-height: 22px;
  color: var(--muted);
  font-size: var(--text-sm);
}

.feedback.is-error {
  color: var(--danger);
}

.feedback.is-success {
  color: var(--success);
}

.summary-panel {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-5);
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.summary-panel pre {
  margin: 0;
  white-space: pre-wrap;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.6;
}

section[data-od-id="contact-hero"] {
  padding-top: 104px; /* Reduced from 144px to pull form up on first fold */
}

.contact-centered-layout {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-5); /* Reduced gap from space-8 to move form closer to copy */
}

.contact-centered-layout .page-hero-copy {
  max-width: 680px;
  gap: var(--space-3); /* Tighten spacing between title/lead text elements */
}

.contact-centered-layout form {
  width: 100%;
  max-width: 720px;
  text-align: left;
}

.contact-email-fallback {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--muted);
}

.contact-email-fallback a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.contact-email-fallback a:hover {
  text-decoration: underline;
}

.pill-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-1);
}

.pill-checkbox {
  position: relative;
  cursor: pointer;
  user-select: none;
}

.pill-checkbox input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.pill-label {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 30px;
  background: var(--surface);
  color: var(--fg);
  font-size: var(--text-sm);
  transition: all 0.2s ease;
}

.pill-checkbox input:checked + .pill-label {
  border-color: var(--accent);
  background: var(--bg);
  color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.pill-label:hover {
  border-color: var(--accent);
  background: var(--bg);
}

.site-footer {
  border-top: 1px solid var(--border-soft);
  background: var(--surface);
  padding-top: var(--space-12);
  padding-bottom: var(--space-8);
}

.footer-brand {
  display: grid;
  gap: var(--space-4);
}

.footer-brand img {
  width: 180px;
  height: auto;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.footer-links h3 {
  font-size: var(--text-base);
  line-height: 1.24;
}

.footer-links .simple-list li {
  padding-top: 12px;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: var(--text-sm);
}

@media (max-width: 1100px) {
  .page-hero-grid,
  .split-layout,
  .detail-stage,
  .inquiry-layout,
  .footer-shell {
    grid-template-columns: 1fr;
  }

  .hero-facts,
  .metric-grid,
  .process-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .launch-grid,
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 920px) {
  .site-shell {
    padding-inline: var(--container-gutter-tablet);
  }

  .site-header.is-open .site-nav {
    display: flex;
  }

  .nav-shell {
    grid-template-columns: auto 1fr auto auto;
    gap: var(--space-3);
    min-height: 80px;
  }

  .site-nav {
    position: absolute;
    top: 80px;
    right: var(--container-gutter-tablet);
    left: var(--container-gutter-tablet);
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-5);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: color-mix(in oklab, var(--bg), transparent 6%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--elev-raised);
  }

  .header-transparent .site-nav {
    border-color: color-mix(in oklab, var(--surface), transparent 70%);
    background: color-mix(in oklab, var(--fg), transparent 8%);
  }

  /* Scrolled state: revert mobile nav panel back to light frosted glass to keep links readable */
  .site-header.header-transparent.is-scrolled .site-nav,
  .site-header.header-transparent-light.is-scrolled .site-nav {
    background: color-mix(in oklab, var(--bg), transparent 6%);
    border-color: var(--border);
  }

  .nav-link {
    padding-block: 0;
  }

  .nav-link.is-active::after {
    bottom: -6px;
  }

  .mobile-nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .header-cta {
    display: none;
  }

  .hero-inner {
    gap: var(--space-8);
    padding-block: 168px 40px;
  }

  .hero-single .hero-inner {
    padding-block: 148px 54px;
  }

  .hero-copy .display-xl {
    max-width: 12ch;
    font-size: clamp(46px, 8vw, 64px);
  }

  .about-metrics-head {
    grid-template-columns: 1fr;
    row-gap: var(--space-4);
  }

  .about-metrics-copy .display-md {
    max-width: 15ch;
  }

  .about-metrics-head .lead {
    justify-self: start;
    max-width: 40rem;
  }

  [data-od-id="about-metrics"] .metric-card:nth-child(2n) {
    border-right: 0;
  }

  [data-od-id="about-metrics"] .metric-card:nth-child(-n + 2) {
    border-bottom: 1px solid var(--border);
  }

  .fact-card {
    min-height: 124px;
    padding: 22px 22px 24px;
  }

  .section-head {
    margin-bottom: var(--space-8);
  }

  .grid-2,
  .application-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .site-shell {
    padding-inline: var(--container-gutter-phone);
  }

  .section {
    padding-block: var(--section-y-phone);
  }

  .hero-inner {
    gap: var(--space-6);
    padding-block: 148px 28px;
  }

  .hero-single .hero-inner {
    align-content: end;
    padding-block: 136px 32px;
  }

  .hero-facts,
  .metric-grid,
  .process-grid,
  .launch-grid,
  .grid-3,
  .grid-4,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    gap: 16px;
  }

  .hero-copy .kicker {
    padding: 8px 12px;
  }

  .hero-copy .display-xl {
    max-width: 11ch;
    font-size: clamp(40px, 12vw, 54px);
  }

  [data-od-id="about-metrics"] .metric-card {
    min-height: auto;
    grid-template-rows: auto;
    gap: 12px;
    padding: 24px 0 24px;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  [data-od-id="about-metrics"] .metric-card:last-child {
    border-bottom: 0;
  }

  .about-metrics-head {
    margin-bottom: var(--space-8);
  }

  .fact-card {
    min-height: auto;
    padding: 20px 18px 22px;
    border-right: 0;
    border-bottom: 1px solid color-mix(in oklab, var(--surface), transparent 82%);
  }

  .fact-card:last-child {
    border-bottom: 0;
  }

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

  .footer-links {
    grid-template-columns: 1fr;
  }

  .lead {
    font-size: var(--text-base);
    line-height: var(--leading-body);
  }

  .lang-switch {
    padding: 3px;
  }
}
/* Bento Grid */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  grid-auto-rows: minmax(280px, auto);
}

.bento-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border-soft);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
  transition: 
    transform var(--motion-base) var(--ease-standard),
    box-shadow var(--motion-base) var(--ease-standard),
    border-color var(--motion-base) var(--ease-standard);
  text-decoration: none;
  color: #ffffff;
  min-height: 280px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}
.bento-item:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.08);
}
.bento-item .bento-bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
  transition: transform 0.6s var(--ease-standard);
}
.bento-item:hover .bento-bg {
  transform: scale(1.03);
}
.bento-overlay {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(to bottom, rgba(0,0,0,0) 30%, rgba(0,0,0,0.65) 100%);
  z-index: 1;
  transition: opacity 0.5s var(--ease-standard);
}
.bento-item:hover .bento-overlay {
  opacity: 0.95;
}
.bento-content {
  position: relative;
  z-index: 2;
}
.bento-content h3 {
  margin-bottom: var(--space-2);
  color: #ffffff;
}
.bento-content .body-sm {
  color: rgba(255,255,255,0.85);
}

.bento-large {
  grid-column: span 2;
  grid-row: span 2;
  min-height: 560px;
}
.bento-medium {
  grid-column: span 2;
  grid-row: span 1;
}

@media (max-width: 920px) {
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: minmax(260px, auto);
  }
  .bento-large {
    grid-column: span 2;
    grid-row: span 2;
    min-height: 480px;
  }
  .bento-medium {
    grid-column: span 1;
    grid-row: span 1;
    min-height: 240px;
  }
}
@media (max-width: 680px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .bento-large, .bento-medium {
    grid-column: span 1;
  }
  .bento-large {
    min-height: 320px;
  }
  .bento-medium {
    min-height: 220px;
  }
}

/* Parallax Sticky Reveal (About Maysue) */
.parallax-reveal-section {
  position: relative;
  padding-top: 0;
  padding-bottom: 7.5svh;
  background: var(--bg);
}
.parallax-reveal-shell {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-12);
  align-items: start;
  padding-bottom: 10svh;
}
.parallax-reveal-media {
  position: sticky;
  top: 25svh;
  height: 50svh;
  padding-block: 0;
  display: flex;
  align-items: center;
}
.parallax-reveal-media .media-frame {
  height: 100%;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--elev-raised);
  position: relative;
}
.reveal-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: var(--surface);
  opacity: 0;
  transition: opacity 0.6s var(--ease-standard);
  z-index: 1;
}
.reveal-img.active {
  opacity: 1;
  z-index: 2;
}
.reveal-mobile-media {
  display: none;
}
.parallax-reveal-content {
  padding-top: 5svh;
  padding-bottom: 0;
  display: flex;
  flex-direction: column;
}
.reveal-intro {
  margin-bottom: 10svh;
}
.reveal-step {
  margin-bottom: 8svh;
}
.reveal-step:last-child {
  margin-bottom: 5svh;
}
.reveal-num {
  font-family: var(--font-mono);
  font-size: clamp(48px, 6vw, var(--text-4xl));
  font-weight: 300;
  color: var(--border);
  line-height: 1;
  margin-bottom: var(--space-4);
  letter-spacing: -0.05em;
}
.reveal-step .display-sm {
  margin-bottom: var(--space-3);
  color: var(--fg);
}
.reveal-step .lead {
  color: var(--fg-2);
}
.reveal-action {
  margin-top: -5svh;
}
@media (min-width: 1024px) {
  .reveal-step {
    opacity: 0.35;
    transition: opacity 0.5s var(--ease-standard);
  }
  .reveal-step.is-active {
    opacity: 1;
  }
  .reveal-step.reveal-action {
    opacity: 1;
  }
}
@media (max-width: 1023px) {
  .parallax-reveal-shell {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  .parallax-reveal-media {
    display: none !important;
  }
  .reveal-mobile-media {
    display: block;
    margin-bottom: var(--space-4);
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 16 / 10;
    box-shadow: var(--elev-raised);
  }
  .reveal-mobile-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .parallax-reveal-content {
    padding-block: var(--space-8);
  }
  .reveal-intro, .reveal-step {
    margin-bottom: var(--space-8);
  }
  .reveal-action {
    margin-top: 0;
  }
}

/* Accordion Gallery (Where it fits) */
.accordion-gallery {
  display: flex;
  width: 100%;
  height: 600px;
  background-color: #000;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.accordion-item {
  flex: 1;
  position: relative;
  overflow: hidden;
  transition: flex 0.5s var(--ease-standard);
  cursor: pointer;
  border-right: 1px solid rgba(255,255,255,0.1);
  background-color: #111;
}
.accordion-item:last-child {
  border-right: none;
}
.accordion-item:hover {
  flex: 2.5;
}
.accordion-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.75;
  transition: opacity 0.5s var(--ease-standard), transform 0.5s var(--ease-standard);
  filter: grayscale(15%);
}
.accordion-item:hover .accordion-bg {
  opacity: 1;
  transform: scale(1.05);
  filter: grayscale(0%);
}
.accordion-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, transparent 40%, rgba(0,0,0,0.75) 100%);
  pointer-events: none;
}
.accordion-header {
  position: absolute;
  top: var(--space-6);
  left: var(--space-6);
  color: #fff;
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  white-space: nowrap;
}
.accordion-num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: #fff;
  opacity: 0.7;
  margin-top: 4px;
}
.accordion-title {
  font-size: var(--text-lg);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
}
.accordion-desc {
  position: absolute;
  bottom: var(--space-6);
  left: 56px;
  right: var(--space-6);
  color: #f5f5f7;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s var(--ease-standard), transform 0.4s var(--ease-standard);
  pointer-events: none;
  max-width: 400px;
}
.accordion-item:hover .accordion-desc {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.1s;
}
.accordion-vertical-text {
  position: absolute;
  bottom: var(--space-6);
  left: 24px;
  transform: rotate(-90deg);
  transform-origin: left bottom;
  color: rgba(255,255,255,0.5);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}
@media (max-width: 920px) {
  .accordion-gallery {
    flex-direction: column;
    height: 800px;
  }
  .accordion-item {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  .accordion-item:hover {
    flex: 2;
  }
  .accordion-vertical-text {
    display: none;
  }
  .accordion-desc {
    left: var(--space-5);
  }
}

/* --- Monolith CTA --- */
.monolith-cta {
  background-color: var(--accent);
  color: #ffffff;
  padding: 120px 0;
}
.monolith-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 24px;
}
.monolith-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.1;
  color: #ffffff;
  margin: 0;
  max-width: 20ch;
}
.monolith-subtitle {
  font-family: var(--font-body);
  font-size: clamp(18px, 2vw, 21px);
  color: rgba(255, 255, 255, 0.85);
  max-width: 32ch;
  line-height: 1.4;
  margin: 0;
}
.monolith-action {
  margin-top: 16px;
}
.monolith-btn {
  background-color: #ffffff;
  color: var(--accent);
  border-radius: 980px;
  padding: 18px 36px;
  font-size: var(--text-base);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  transition: transform var(--motion-fast) var(--ease-standard), box-shadow var(--motion-fast) var(--ease-standard);
}
.monolith-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px color-mix(in oklab, var(--accent), transparent 70%);
}

/* --- Apple Grid Footer --- */
.apple-footer {
  background-color: #f5f5f7;
  border-top: 1px solid var(--border-soft);
  padding: 80px 0 40px;
  font-family: var(--font-body);
}
.apple-footer .site-shell {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-gutter-desktop);
  padding-right: var(--container-gutter-desktop);
}

.footer-brand-lockup {
  margin-bottom: 0;
}
.footer-brand-lockup .footer-logo {
  height: 40px;
  width: auto;
  margin-bottom: 16px;
  display: block;
}
.footer-brand-lockup .footer-brand-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
  max-width: 500px;
}

.apple-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  padding-bottom: 60px;
  border-bottom: 1px solid var(--border-soft);
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}
.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-col a {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color var(--motion-fast) var(--ease-standard);
}
.footer-col a:hover {
  color: var(--fg);
}
.apple-footer-bottom {
  padding-top: 40px;
  font-size: 14px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
}
.apple-footer-bottom .footer-legal {
  text-align: right;
}
.apple-footer-bottom .footer-copy {
  margin-bottom: 0;
}
.apple-footer-bottom .lang-switch {
  display: flex;
  gap: 16px;
}
.apple-footer-bottom .lang-switch a {
  color: var(--muted);
  text-decoration: none;
}
.apple-footer-bottom .lang-switch a:hover {
  color: var(--fg);
}
@media (max-width: 1024px) {
  .apple-footer .site-shell {
    padding-left: var(--container-gutter-tablet);
    padding-right: var(--container-gutter-tablet);
  }
}
@media (max-width: 768px) {
  .apple-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-brand-col {
    grid-column: span 2;
    margin-bottom: var(--space-4);
  }
  .apple-footer-bottom {
    flex-direction: column;
    gap: 16px;
  }
  .apple-footer-bottom .footer-legal {
    text-align: left;
  }
}
@media (max-width: 480px) {
  .apple-footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-brand-col {
    grid-column: span 1;
  }
  .apple-footer .site-shell {
    padding-left: var(--container-gutter-phone);
    padding-right: var(--container-gutter-phone);
  }
}

/* --- Segmented Control & Gallery --- */
.product-showcase {
  background: var(--surface-warm);
  padding: var(--space-8) var(--container-gutter-desktop);
  text-align: center;
}

.segment-control {
  display: inline-flex;
  background: rgba(0, 0, 0, 0.04);
  padding: 4px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-8);
}

.segment-btn {
  border: none;
  background: transparent;
  padding: 8px 24px;
  font-size: var(--text-sm);
  font-family: var(--font-body);
  font-weight: 500;
  color: var(--muted);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--motion-fast) var(--ease-standard);
}

.segment-btn:hover:not(.active) {
  color: var(--fg);
}

.segment-btn.active {
  background: #ffffff;
  color: var(--fg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.gallery-panel {
  display: none;
  animation: fadeUp var(--motion-base) var(--ease-standard) forwards;
}

.gallery-panel.active {
  display: block;
}

.gallery-grid {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  gap: var(--space-4); /* 16px to allow tight but clean alignment */
  margin: 0 auto;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: var(--space-4);
}

.gallery-grid::-webkit-scrollbar {
  display: none;
}

.gallery-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1); /* tightened from space-3 so model is closer to image */
  flex: 0 1 240px; /* Base 240px, allowed to shrink so 6 can fit */
  min-width: 140px; /* Minimum width before horizontal scrolling kicks in */
}

.gallery-img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: contain;
  object-position: bottom center; /* anchor images to bottom so they rest on the same ground */
  mix-blend-mode: darken;
  transform-origin: bottom center;
  transition: transform var(--motion-fast) var(--ease-standard);
}

/* 针对不同原图抠图比例的独立补偿 */
.gallery-panel[data-scale="1.3"] .gallery-img {
  transform: scale(1.3);
}

.gallery-panel[data-scale="1.0"] .gallery-img {
  transform: scale(1.0);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Layout for Products page (Desktop only) */
@media (min-width: 901px) {
  body[data-nav-active="products"] section.section {
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-sizing: border-box;
    padding-block: var(--space-8);
  }
}

/* B2B Support & Selection Matrix Grid Layout */
.b2b-support-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-12);
  margin-top: var(--space-6);
  align-items: start;
}

/* Unified list style for both columns */
.unified-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
}

/* Unified list row */
.unified-row {
  display: flex;
  flex-direction: column;
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--border-soft);
  transition: background-color var(--motion-base) var(--ease-standard);
}

.unified-row:hover {
  background-color: rgba(29, 29, 31, 0.015);
}

/* Header line in the row */
.row-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-1);
}

.row-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--fg);
}

/* Sleek Badge for Visual Posture */
.badge-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 500;
  background: var(--surface);
  color: var(--fg-2);
  border: 1px solid var(--border-soft);
  white-space: nowrap;
  line-height: 1.2;
}

/* Sleek gold number for services */
.service-num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  color: #c5a880; /* Premium gold accent */
  letter-spacing: 0.05em;
}

/* Meta label above the description */
.row-meta {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--meta);
  margin-bottom: 3px;
  margin-top: 2px;
}

/* Description line in the row */
.row-desc {
  font-size: var(--text-sm);
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}

@media (max-width: 900px) {
  .b2b-support-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .category-hero {
    padding: var(--space-4) var(--container-gutter-phone);
  }
  .category-hero-copy h2 {
    font-size: clamp(24px, 6vw, 32px) !important;
  }
  .category-hero-copy p {
    font-size: var(--text-base) !important;
    max-width: 320px !important;
  }
  .product-showcase {
    padding: var(--space-4) var(--container-gutter-phone);
  }
  .gallery-item {
    flex: 0 1 120px;
    min-width: 100px;
  }
  .gallery-img {
    aspect-ratio: 3 / 4;
  }
  .segment-control {
    gap: var(--space-1);
  }
  .segment-btn {
    padding: 6px 12px;
    font-size: var(--text-xs);
  }
}

@media (min-width: 901px) and (max-height: 820px) {
  .category-hero {
    padding-block: var(--space-4);
  }
  .category-hero-copy h2 {
    font-size: 38px !important;
  }
  .category-hero-copy p {
    font-size: var(--text-base) !important;
  }
  .product-showcase {
    padding-block: var(--space-4);
  }
  .gallery-item {
    flex: 0 1 160px;
    min-height: 0;
  }
}

/* ==========================================================================
   Applications Page - Fullscreen Interactive Showcase (Appended)
   ========================================================================== */



/* Full-Screen Showcase Viewport (Takes up entire first fold) */
.fullscreen-showcase {
  position: relative;
  width: 100vw;
  height: 100vh;
  height: 100svh;
  overflow: hidden;
  background-color: #000;
}

.showcase-track {
  display: flex;
  width: 400%;
  height: 100%;
  transition: transform 0.8s cubic-bezier(0.25, 1, 0.3, 1);
}

.showcase-slide {
  width: 25%;
  height: 100%;
  position: relative;
  box-sizing: border-box;
}

/* Background Images support smooth absolute cross-fade */
.slide-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  z-index: 1;
  transition: opacity 0.8s ease-in-out, transform 1.5s var(--ease-standard);
}

.slide-bg-img.is-active {
  opacity: 1;
  z-index: 2; /* Layer on top of inactive ones */
}

/* Subtle zoom on active slide active image */
.showcase-slide.is-active .slide-bg-img.is-active {
  transform: scale(1.03);
}

.slide-gradient-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(0,0,0,0.88) 0%,
    rgba(0,0,0,0.3) 50%,
    rgba(0,0,0,0.75) 100%
  ), linear-gradient(
    to bottom,
    rgba(0,0,0,0.5) 0%,
    transparent 30%,
    rgba(0,0,0,0.7) 100%
  );
  z-index: 3; /* Overlaid on top of background images */
}

.slide-inner-content {
  position: relative;
  z-index: 4; /* Overlaid on top of gradients */
  height: 100%;
  display: flex;
  align-items: center;
  box-sizing: border-box;
  padding: 100px clamp(24px, 8vw, 96px) 120px clamp(24px, 8vw, 96px);
}

/* Glassmorphic overlay for B2B details */
.slide-info-card {
  position: relative;
  background: rgba(20, 20, 22, 0.45);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: clamp(32px, 5vw, 48px);
  max-width: 620px;
  color: #fff;
  box-shadow: 0 30px 60px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  animation: contentFadeIn 0.8s var(--ease-standard);
  transition: all 0.5s cubic-bezier(0.25, 1, 0.3, 1);
}

@keyframes contentFadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* UI Panel Toggle Button & Collapsed States */
.ui-toggle-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: rgba(255, 255, 255, 0.85);
  transition: all 0.3s ease;
  z-index: 10;
  padding: 0;
}
.ui-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.25);
}
.ui-toggle-btn svg {
  display: block;
}

/* Collapsed Dynamic Island Capsule state */
.slide-info-card.ui-collapsed {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  padding: 8px 12px 8px 12px !important;
  border-radius: 30px !important;
  width: auto !important;
  max-width: fit-content !important;
  height: auto !important;
  background: rgba(18, 18, 20, 0.85) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border: 1px solid rgba(255, 255, 255, 0.15) !important;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3) !important;
}
.slide-info-card.ui-collapsed > *:not(.angle-selector-row):not(.ui-toggle-btn) {
  display: none !important;
}
.slide-info-card.ui-collapsed .angle-selector-row {
  margin: 0 !important;
  padding: 0 !important;
  border: none !important;
}
.slide-info-card.ui-collapsed .angle-label {
  display: none !important;
}
.slide-info-card.ui-collapsed .ui-toggle-btn {
  position: static !important;
  margin-right: 16px !important;
  margin-left: 0 !important;
  width: 28px !important;
  height: 28px !important;
}
.slide-info-card.ui-collapsed .ui-toggle-btn svg {
  width: 14px !important;
  height: 14px !important;
}

.slide-info-card .num-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.slide-info-card h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 40px);
  font-weight: 600;
  line-height: 1.15;
  color: #fff;
  margin: 0 0 var(--space-4) 0;
}

.slide-info-card p {
  font-family: var(--font-body);
  font-size: 15px;
  color: rgba(255,255,255,0.85);
  line-height: 1.6;
  margin: 0 0 var(--space-5) 0;
}

/* Mini-spec table */
.mini-spec-row {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-bottom: var(--space-2);
  font-size: 13px;
  font-family: var(--font-body);
}

.mini-spec-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.mini-spec-label {
  color: rgba(255,255,255,0.55);
}

.mini-spec-val {
  font-weight: 600;
  font-family: var(--font-mono);
  color: #fff;
}

/* Multi-Angle view switcher inside Card */
.angle-selector-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-4);
}

.angle-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.05em;
  font-weight: 600;
}

.angle-btns {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.angle-btn {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.85);
  padding: 8px 16px;
  font-size: var(--text-xs);
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--motion-base) var(--ease-standard);
  font-weight: 500;
}

.angle-btn:hover {
  color: #fff;
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.1);
}

.angle-btn.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* Recommended Material Palette inside Card */
.palette-mini-box {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-4);
}

.palette-mini-box h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
  font-weight: 600;
}

.palette-mini-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.palette-mini-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  font-size: var(--text-xs);
  text-decoration: none;
  color: #fff;
  transition: all var(--motion-base) var(--ease-standard);
}

.palette-mini-link:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.15);
}

.palette-mini-link .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* Slider Tabs controls (Floating at the bottom center of full-screen) */
.slider-controls-overlay {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.slider-tabs {
  display: inline-flex;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 6px;
  border-radius: var(--radius-pill);
  gap: var(--space-1);
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.slider-tab {
  border: none;
  background: transparent;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-pill);
  color: rgba(255,255,255,0.6);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s var(--ease-standard);
  display: flex;
  align-items: center;
  gap: 8px;
}

.slider-tab:hover {
  color: #fff;
}

.slider-tab.is-active {
  background: #fff;
  color: #000;
}

.slider-tab .tab-idx {
  font-family: var(--font-mono);
  font-size: 10px;
  opacity: 0.6;
}

.slider-tab.is-active .tab-idx {
  color: var(--accent);
  opacity: 1;
}

.scroll-down-hint {
  color: rgba(255,255,255,0.4);
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: translateY(0); }
  50% { opacity: 0.8; transform: translateY(3px); }
}

/* Normal scrolling content sections */
.scroll-content-container {
  position: relative;
  background: var(--bg);
  z-index: 20;
}

.b2b-framework-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: stretch;
  margin-top: var(--space-6);
}

@media (max-width: 900px) {
  .b2b-framework-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    align-items: start;
  }
  .slide-bg-img, .slide-gradient-overlay {
    height: 100% !important;
    bottom: 0 !important;
  }
  .slide-gradient-overlay {
    background: linear-gradient(
      to bottom,
      rgba(0,0,0,0.5) 0%,
      transparent 40%,
      rgba(0,0,0,0.85) 100%
    ) !important;
  }
  .slide-inner-content {
    position: absolute !important;
    inset: 0 !important;
    height: 100% !important;
    display: flex !important;
    align-items: flex-end !important;
    justify-content: center !important;
    padding: 80px 24px 130px 24px !important;
    box-sizing: border-box !important;
  }
  .slide-info-card {
    width: 100% !important;
    max-width: 540px !important;
    height: auto !important;
    max-height: calc(100% - 20px) !important;
    border-radius: var(--radius-lg) !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    background: rgba(20, 20, 22, 0.55) !important;
    backdrop-filter: blur(30px) !important;
    -webkit-backdrop-filter: blur(30px) !important;
    padding: var(--space-4) var(--space-5) !important;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4) !important;
    overflow-y: auto !important;
    box-sizing: border-box !important;
    margin: 0 auto !important;
  }
  .slide-info-card h2 {
    font-size: 24px !important;
  }
  .slide-info-card p {
    font-size: 13px !important;
    margin-bottom: var(--space-3) !important;
  }
  .angle-selector-row, .palette-mini-box {
    padding-top: var(--space-3) !important;
    margin-bottom: var(--space-3) !important;
  }
  .angle-btn, .palette-mini-link {
    padding: 6px 12px !important;
    font-size: 11px !important;
  }
  .slider-controls-overlay {
    bottom: 12px !important;
    gap: 6px !important;
    width: 100% !important;
    left: 0 !important;
    transform: none !important;
    align-items: center !important;
    z-index: 100 !important;
  }
  .slider-tabs {
    padding: 4px !important;
    gap: 4px !important;
    max-width: 90% !important;
  }
  .slider-tab {
    padding: 6px 10px !important;
    font-size: 11px !important;
    gap: 4px !important;
  }
  .slider-tab .tab-idx {
    font-size: 9px !important;
  }
  .scroll-down-hint {
    font-size: 9px !important;
  }
}

.vertical-steps {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

@media (max-width: 900px) {
  .vertical-steps {
    justify-content: flex-start;
    gap: var(--space-5);
    height: auto;
  }
}

.step-item {
  display: flex;
  gap: var(--space-4);
  border-bottom: 1px solid var(--border);
  padding-bottom: var(--space-4);
}

.step-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.step-num {
  font-family: var(--font-mono);
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--accent);
  margin-top: 2px;
}

.step-info h3 {
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--fg);
  margin-bottom: var(--space-1);
}

.step-info p {
  font-size: var(--text-sm);
  color: var(--muted);
  line-height: 1.4;
  margin: 0;
}

/* B2B CTA Card */
.b2b-cta-card {
  background: var(--fg);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid rgba(255,255,255,0.05);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.b2b-cta-card h2 {
  color: #fff;
  font-size: var(--text-2xl);
  line-height: 1.2;
  margin: 0;
}

.b2b-cta-card .card-desc {
  color: rgba(255,255,255,0.8);
  font-size: var(--text-sm);
  line-height: 1.5;
  margin: 0;
}

.b2b-perks-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-4);
}

@media (max-width: 480px) {
  .b2b-perks-grid {
    grid-template-columns: 1fr;
  }
}

.perk-item h4 {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 2px;
}

.perk-item p {
  font-size: 11px;
  color: rgba(255,255,255,0.6);
  line-height: 1.3;
  margin: 0;
}



/* ==========================================================================
   Premium overrides for About Us Page (Integrated from about-temp.html)
   ========================================================================== */
    /* Premium visual overrides specifically for the About page preview */
    
    /* 1. Immersive Hero Style */
    .about-hero-immersive {
      position: relative;
      height: 100vh;
      height: 100svh; /* Mobile viewport safety */
      display: flex;
      align-items: center;
      background: #050507;
      color: #ffffff;
      overflow: hidden;
      padding-top: 88px; /* Height of sticky header to center perfectly */
    }
    
    .about-hero-bg {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.38; /* Lower opacity for dramatic focus on copy and high contrast */
      transform: scale(1.02);
      transition: transform 10s ease;
    }
    
    .about-hero-immersive:hover .about-hero-bg {
      transform: scale(1.05);
    }
    
    .about-hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(
        to right,
        rgba(5, 5, 7, 0.96) 0%,
        rgba(5, 5, 7, 0.45) 55%,
        rgba(5, 5, 7, 0.85) 100%
      ), linear-gradient(
        to bottom,
        rgba(5, 5, 7, 0.4) 0%,
        transparent 50%,
        rgba(5, 5, 7, 0.96) 100%
      );
      z-index: 2;
    }
    
    .about-hero-content {
      position: relative;
      z-index: 3;
      max-width: 820px; /* Expanded width for grander layout */
      display: grid;
      gap: var(--space-6); /* Expanded gap for breathing room */
      padding-block: var(--space-8);
      animation: heroFadeIn 1.2s var(--ease-standard); /* Premium fade-in slide up */
    }
    
    @keyframes heroFadeIn {
      from {
        opacity: 0;
        transform: translateY(24px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }
    
    .about-hero-tech-label {
      font-family: var(--font-mono);
      font-size: 13px; /* Increased slightly for better legibility */
      font-weight: 500;
      color: rgba(255, 255, 255, 0.95); /* Brightened */
      letter-spacing: 0.15em;
      text-transform: uppercase;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.12);
      padding: 6px 16px;
      border-radius: var(--radius-pill);
      width: fit-content;
    }
    
    .active-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background-color: var(--accent); /* Glowing brand blue dot representing active status */
      box-shadow: 0 0 8px var(--accent);
      display: inline-block;
    }
    
    .about-hero-features {
      display: flex;
      flex-wrap: wrap;
      gap: var(--space-3);
      margin-top: var(--space-2);
    }
    
    .feature-pill {
      font-family: var(--font-mono);
      font-size: var(--text-sm); /* Increased from xs (12px) to sm (14px) for prominent legibility */
      font-weight: 500;
      color: rgba(255, 255, 255, 0.9); /* Made more prominent */
      background: rgba(255, 255, 255, 0.06); /* Slightly more solid background */
      border: 1px solid rgba(255, 255, 255, 0.15); /* Sharper border contrast */
      padding: 8px 18px; /* Increased padding for capsule posture */
      border-radius: var(--radius-pill);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all var(--motion-fast) var(--ease-standard);
    }
    
    .feature-pill:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: var(--accent);
      color: #ffffff;
      transform: translateY(-1px);
      box-shadow: 0 6px 20px rgba(0, 113, 227, 0.15);
    }
    
    .feature-pill-dot {
      color: var(--accent);
      font-weight: bold;
    }
    
    .about-hero-content .display-xl {
      font-size: clamp(42px, 5.5vw, 72px); /* Increased size for commanding posture */
      line-height: 1.02; /* Tighter leading for display text */
      letter-spacing: -0.025em;
      color: #ffffff;
      font-weight: 600;
    }
    
    .about-hero-content .lead {
      color: rgba(255, 255, 255, 0.85); /* Whiter text for contrast */
      font-size: clamp(17px, 1.5vw, 21px); /* Expanded font size */
      line-height: 1.55;
    }
    
    /* 2. Metrics Grid Apple-style Specs Console */
    .about-metrics-console {
      background: var(--surface-warm);
      border-bottom: 1px solid var(--border-soft);
    }
    
    .about-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
      background: transparent;
      margin-bottom: var(--space-12);
    }
    
    .about-metric-item {
      padding: var(--space-8) var(--space-6);
      border-right: 1px solid var(--border);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 240px;
    }
    
    .about-metric-item:last-child {
      border-right: none;
    }
    
    .about-metric-title {
      font-size: var(--text-xs);
      font-weight: 600;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--meta);
      margin-bottom: var(--space-2);
    }
    
    .about-metric-value {
      font-family: var(--font-display);
      font-size: clamp(56px, 6vw, 88px);
      font-weight: 600;
      line-height: 0.9;
      letter-spacing: -0.04em;
      color: var(--fg);
      margin-block: var(--space-4);
    }
    
    .about-metric-value-label {
      font-size: clamp(24px, 2.5vw, 36px);
      letter-spacing: -0.02em;
    }
    
    .about-metric-desc {
      font-size: var(--text-sm);
      color: var(--muted);
      line-height: 1.4;
      max-width: 18ch;
      margin: 0;
    }
    
    /* 3. OEM/ODM Engineering capabilities Console */
    .oem-console {
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: clamp(24px, 4vw, 48px);
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: var(--space-12);
      align-items: center;
      box-shadow: var(--elev-raised);
    }
    
    .oem-copy h3 {
      font-family: var(--font-display);
      font-size: var(--text-xl);
      line-height: 1.15;
      margin-bottom: var(--space-4);
    }
    
    .oem-perks {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: var(--space-6);
    }
    
    .oem-perk-item {
      display: grid;
      gap: var(--space-2);
    }
    
    .oem-perk-item h4 {
      font-size: var(--text-base);
      font-weight: 600;
      color: var(--fg);
      display: flex;
      align-items: center;
      gap: var(--space-2);
    }
    
    .oem-perk-item h4::before {
      content: "";
      display: inline-block;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--accent);
    }
    
    .oem-perk-item p {
      font-size: var(--text-sm);
      color: var(--muted);
      line-height: 1.4;
    }
    
    /* 4. Logistics Hub Interactive Map Console */
    .logistics-console-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
      gap: var(--space-8);
      align-items: stretch;
    }
    
    .logistics-map-panel {
      position: relative;
      background: #ffffff; /* Matches the white background of the light map image */
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-lg);
      padding: var(--space-4);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 560px;
      overflow: hidden;
      box-shadow: var(--elev-raised);
    }
    
    .logistics-map-canvas {
      width: 100%;
      height: 100%;
      display: block;
    }
    
    /* Background coordinates grid lines - soft dark grey for light background */
    .map-grid-line {
      stroke: rgba(0, 0, 0, 0.04);
      stroke-width: 1px;
      stroke-dasharray: 4, 4;
    }

    .hub-radar-ring {
      fill: none;
      stroke: var(--accent);
      stroke-width: 1.5px;
      pointer-events: none;
    }
    
    /* Dotted route paths with traveling cargo particles - dark grey for visibility on white */
    .route-line-path {
      fill: none;
      stroke: rgba(0, 0, 0, 0.08);
      stroke-width: 2px;
      transition: stroke var(--motion-base) var(--ease-standard), stroke-width var(--motion-base) var(--ease-standard);
    }
    
    .route-line-path.is-active {
      stroke: var(--accent);
      stroke-width: 3px;
      filter: drop-shadow(0 2px 5px rgba(0, 113, 227, 0.35));
    }
    
    /* Vector borders overlay for countries */
    .map-bg-countries-group {
      filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.05));
    }

    .map-bg-country {
      fill: #e5e5ea; /* Darker grey landmasses for higher contrast */
      stroke: #ffffff; /* Crisp white borders between background countries */
      stroke-width: 0.8px; /* Thicker white border for definition */
      transition: fill var(--motion-base) var(--ease-standard);
    }

    .map-country-border {
      fill: transparent;
      stroke: rgba(0, 0, 0, 0.22); /* Darkened baseline border for clear definition */
      stroke-width: 1.5px; /* Thicker baseline border */
      transition: fill var(--motion-base) var(--ease-standard), stroke var(--motion-base) var(--ease-standard), stroke-width var(--motion-base) var(--ease-standard), filter var(--motion-base) var(--ease-standard);
      pointer-events: visiblePainted; /* Makes the entire filled area interactive! */
      cursor: pointer;
    }
    
    .map-country-border:hover,
    .map-country-border.is-active {
      stroke: var(--accent); /* Glowing active brand blue */
      stroke-width: 2.5px;
      fill: rgba(0, 113, 227, 0.05); /* Subtle blue shading for active country */
      filter: drop-shadow(0 3px 10px rgba(0, 113, 227, 0.3));
      outline: none;
    }

    /* Animated cargo pulses moving along route paths */
    .route-cargo-flow {
      display: none; /* Hidden by default - solves "圆圈动来动去" when inactive */
      fill: none;
      stroke: var(--accent);
      stroke-width: 3.5px; /* Thicker */
      stroke-linecap: round;
      stroke-dasharray: 12, 100; /* Larger block particle */
      animation: cargoFlowMove 2.5s linear infinite;
    }
    .route-line-path.is-active + .route-cargo-flow {
      display: block; /* Visible only when active */
    }
    
    @keyframes cargoFlowMove {
      from {
        stroke-dashoffset: 92; /* Flow outward */
      }
      to {
        stroke-dashoffset: 0;
      }
    }
    
    /* Interactive destination nodes */
    .map-node-trigger {
      cursor: pointer;
    }
    
    .node-outer-glow {
      fill: var(--accent);
      opacity: 0;
      transform-box: fill-box;
      transform-origin: center;
      transform: scale(0.5);
      transition: opacity var(--motion-fast) var(--ease-standard), transform var(--motion-fast) var(--ease-standard);
    }
    
    .map-node-trigger:hover .node-outer-glow,
    .map-node-trigger.is-active .node-outer-glow {
      opacity: 0.22;
      transform: scale(1.35);
    }
    
    .node-center-dot {
      fill: #ffffff;
      stroke: var(--accent);
      stroke-width: 2.5px; /* Thicker for visibility */
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
      transform-box: fill-box;
      transform-origin: center;
      transition: fill var(--motion-fast) var(--ease-standard), stroke-width var(--motion-fast) var(--ease-standard), transform var(--motion-fast) var(--ease-standard);
    }
    
    .map-node-trigger:hover .node-center-dot,
    .map-node-trigger.is-active .node-center-dot {
      fill: var(--accent);
      stroke-width: 3.5px; /* Thicker */
      transform: scale(1.25); /* Scales perfectly around center */
    }
    
    /* Premium labels - dark grey for light background */
    .map-node-label {
      font-family: var(--font-mono);
      font-size: 11.5px;
      font-weight: 700;
      fill: rgba(0, 0, 0, 0.7);
      letter-spacing: 0.05em;
      transition: fill var(--motion-fast) var(--ease-standard), font-size var(--motion-fast) var(--ease-standard);
      pointer-events: none;
    }
    
    .map-node-trigger:hover + .map-node-label,
    .map-node-trigger.is-active + .map-node-label {
      fill: #000000;
      font-weight: 800;
      font-size: 12.5px;
    }

    /* Muted watermarked background country names */
    .map-country-label {
      font-family: var(--font-body);
      font-size: 12.5px;
      font-weight: 800;
      fill: #48484a;
      letter-spacing: 0.15em;
      pointer-events: none;
      user-select: none;
      text-anchor: middle;
      transition: fill var(--motion-base) var(--ease-standard);
    }

    .map-country-label.is-active {
      fill: var(--accent);
    }
    
    .map-hub-label {
      fill: var(--accent);
      font-size: 11px;
      font-weight: 700;
    }
    
    /* Details Console Card Panel */
    .logistics-detail-card {
      background: var(--surface-warm);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-soft);
      padding: var(--space-8);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 560px;
      box-shadow: var(--elev-raised);
    }
    
    .detail-card-header h3 {
      font-family: var(--font-display);
      font-size: var(--text-lg);
      font-weight: 600;
      color: var(--fg);
      margin-bottom: var(--space-1);
      transition: opacity 0.2s ease;
    }
    
    .detail-card-header .meta {
      font-family: var(--font-mono);
      color: var(--accent);
      font-weight: 600;
      font-size: var(--text-xs);
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }
    
    .detail-card-content {
      margin-block: var(--space-6);
      display: grid;
      gap: var(--space-4);
      flex: 1;
    }
    
    .detail-metric-row {
      border-bottom: 1px dashed var(--border);
      padding-bottom: var(--space-3);
    }
    
    .detail-metric-row:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }
    
    .detail-metric-lbl {
      font-size: var(--text-xs);
      color: var(--meta);
      text-transform: uppercase;
      font-weight: 600;
      letter-spacing: 0.08em;
      margin-bottom: 2px;
    }
    
    .detail-metric-val {
      font-family: var(--font-body);
      font-size: 15px;
      color: var(--fg);
      line-height: 1.5;
      font-weight: 400;
    }
    
    .detail-card-footer {
      border-top: 1px solid var(--border-soft);
      padding-top: var(--space-4);
    }
    
    .detail-card-footer p {
      font-size: 12.5px;
      color: var(--meta);
      line-height: 1.4;
      margin: 0;
    }
    
    .mobile-route-selector {
      display: none;
    }
    
    /* 5. Production QC Stepper Timeline */
    .process-timeline {
      position: relative;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: var(--space-6);
      margin-top: var(--space-8);
    }
    
    .process-timeline::before {
      content: "";
      position: absolute;
      top: 24px;
      left: 40px;
      right: 40px;
      height: 2px;
      background: linear-gradient(90deg, var(--border-soft), var(--accent), var(--border-soft));
      opacity: 0.35;
      z-index: 1;
    }
    
    .process-node-card {
      position: relative;
      z-index: 2;
      background: var(--bg);
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-lg);
      padding: var(--space-6) var(--space-5);
      transition: all var(--motion-base) var(--ease-standard);
      display: flex;
      flex-direction: column;
      gap: var(--space-4);
    }
    
    .process-node-card:hover {
      transform: translateY(-6px);
      border-color: var(--accent);
      box-shadow: 0 20px 40px rgba(0, 113, 227, 0.06), 0 1px 3px rgba(0, 0, 0, 0.02);
    }
    
    .process-node-num {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--surface);
      color: var(--fg);
      border: 1px solid var(--border-soft);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-family: var(--font-mono);
      font-size: var(--text-sm);
      font-weight: 700;
      transition: all var(--motion-fast) var(--ease-standard);
      box-shadow: inset 0 1px 2px rgba(0,0,0,0.02);
    }
    
    .process-node-card:hover .process-node-num {
      background: var(--accent);
      color: var(--accent-on);
      border-color: var(--accent);
      box-shadow: 0 0 12px rgba(0, 113, 227, 0.3);
    }
    
    .process-node-card h3 {
      font-size: 18px;
      font-weight: 600;
      margin: 0;
      color: var(--fg);
    }
    
    .process-node-card p {
      font-size: 14px;
      color: var(--muted);
      line-height: 1.5;
      margin: 0;
    }
    
    /* 6. Technical Compliance Ledger */
    .compliance-ledger {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: var(--space-8);
    }
    
    .compliance-card {
      background: linear-gradient(180deg, var(--bg) 0%, var(--surface-warm) 100%);
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-xl);
      padding: var(--space-8);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 320px;
      transition: all var(--motion-base) var(--ease-standard);
    }
    
    .compliance-card:hover {
      border-color: var(--accent);
      transform: translateY(-4px);
      box-shadow: 0 24px 48px rgba(0, 0, 0, 0.04), 0 0 32px rgba(0, 113, 227, 0.03);
    }
    
    .compliance-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: var(--space-2);
    }
    
    .compliance-header h3 {
      font-family: var(--font-display);
      font-size: var(--text-lg);
      font-weight: 700;
      color: var(--fg);
      margin: 0;
    }
    
    .compliance-tag {
      font-family: var(--font-mono);
      font-size: 10px;
      font-weight: 600;
      color: var(--accent);
      background: rgba(0, 113, 227, 0.05);
      border: 1px solid rgba(0, 113, 227, 0.15);
      padding: 4px 10px;
      border-radius: 6px;
      text-transform: uppercase;
      letter-spacing: 0.08em;
    }
    
    .compliance-specs {
      display: flex;
      flex-direction: column;
      gap: var(--space-3);
      margin-block: var(--space-4);
    }
    
    .compliance-spec-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13.5px;
      border-bottom: 1px solid var(--border-soft);
      padding-bottom: var(--space-2);
    }
    
    .compliance-spec-row:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }
    
    .compliance-spec-lbl {
      color: var(--muted);
      font-weight: 500;
    }
    
    .compliance-spec-val {
      font-weight: 700;
      color: var(--fg);
      font-family: var(--font-mono);
      display: inline-flex;
      align-items: center;
    }
    
    .compliance-spec-val .val-sub {
      color: var(--muted);
      font-size: 11px;
      font-weight: 500;
      font-family: var(--font-body);
      margin-left: 6px;
      opacity: 0.85;
    }
    
    .compliance-card p {
      font-size: 14px;
      color: var(--muted);
      line-height: 1.5;
      margin: 0;
    }
    
    @media (max-width: 960px) {
      .about-hero-immersive {
        height: auto !important;
        min-height: 100svh !important;
        overflow: visible !important;
        padding-block: 100px var(--space-8) !important;
      }
      
      .about-metrics-grid,
      .oem-console,
      .logistics-console-grid,
      .process-timeline,
      .compliance-ledger {
        grid-template-columns: 1fr;
        gap: var(--space-6);
      }
      
      .about-metrics-grid {
        border-right: none;
      }
      
      .about-metric-item {
        border-right: none;
        border-bottom: 1px solid var(--border);
        min-height: auto;
        padding-block: var(--space-4);
      }
      
      .about-metric-item:last-child {
        border-bottom: none;
      }
      
      .process-timeline::before {
        display: none;
      }
      
      .logistics-map-panel {
        min-height: 280px !important;
        padding: var(--space-2);
      }
      
      .mobile-route-selector {
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-2);
        justify-content: center;
        margin-top: var(--space-4);
        margin-bottom: var(--space-4);
      }
      
      .route-select-btn {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-sm);
        padding: 8px 14px;
        font-size: var(--text-sm);
        font-weight: 500;
        cursor: pointer;
        transition: all var(--motion-base) var(--ease-standard);
      }
      
      .route-select-btn.active {
        background: var(--accent);
        color: #fff;
        border-color: var(--accent);
      }
    }

/* ==========================================================================
   Side Dots Navigation (Desktop Only)
   ========================================================================== */
.side-dots-nav {
  position: fixed;
  right: 20px; /* Slim capsule closer to edge */
  top: 50%;
  transform: translateY(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px; /* Denser spacing */
  align-items: center;
  background: rgba(20, 20, 20, 0.35); /* Sleek, refined glassmorphic capsule */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 12px 6px; /* Narrower and shorter */
  border-radius: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

@media (max-width: 900px) {
  .side-dots-nav {
    right: 8px; /* Move closer to edge on mobile/tablet */
    padding: 10px 4px; /* Slimmer capsule */
    gap: 8px; /* Tighter gap */
  }
  .side-dot-item {
    width: 14px;
    height: 14px;
  }
  .side-dot {
    width: 5px;
    height: 5px;
  }
}

.side-dot-item {
  position: relative;
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  outline: none;
  padding: 0;
}

.side-dot-item::before {
  content: '';
  position: absolute;
  top: -10px;
  bottom: -10px;
  left: -15px;
  right: -15px;
}

.side-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.4);
  transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

@media (hover: hover) {
  .side-dot-item:hover .side-dot {
    transform: scale(1.3);
    background-color: rgba(255, 255, 255, 0.8);
  }
}

.side-dot-item.active .side-dot {
  transform: scale(1.5);
  background-color: #ffffff;
}

.side-dot-tooltip {
  position: absolute;
  right: 32px;
  top: 50%;
  transform: translateY(-50%) translateX(10px);
  background: rgba(18, 18, 18, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  letter-spacing: 0.5px;
}

@media (hover: hover) {
  .side-dot-item:hover .side-dot-tooltip {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
  }
}

/* Applications Mobile Slider Optimization (Prevent tab overflow & wrap) */
@media (max-width: 480px) {
  .slider-tab:not(.is-active) .lang-copy {
    display: none !important;
  }
  .slider-tab {
    padding: 6px 12px !important;
    gap: 4px !important;
  }
}

/* Slide Collapsed Capsule Custom Scroll (Prevent vertical wrap) */
.slide-info-card.ui-collapsed .angle-btns {
  flex-wrap: nowrap !important;
  overflow-x: auto !important;
  -webkit-overflow-scrolling: touch !important;
  scrollbar-width: none !important;
}
.slide-info-card.ui-collapsed .angle-btns::-webkit-scrollbar {
  display: none !important;
}

/* --- Scroll Reveal Animation System --- */
@media (prefers-reduced-motion: no-preference) {
  .reveal-on-scroll {
    opacity: 0;
    transition: opacity 0.85s var(--ease-standard), transform 0.85s var(--ease-standard);
    will-change: transform, opacity;
  }

  .reveal-fade-in {
    /* Pure opacity fade */
  }

  .reveal-slide-up {
    transform: translateY(32px);
  }

  .reveal-slide-down {
    transform: translateY(-32px);
  }

  .reveal-slide-left {
    transform: translateX(32px);
  }

  .reveal-slide-right {
    transform: translateX(-32px);
  }

  .reveal-scale-in {
    transform: scale(0.97);
  }

  /* Active state added by Intersection Observer in JS */
  .reveal-on-scroll.is-revealed {
    opacity: 1;
    transform: translate(0, 0) scale(1);
    transition-delay: var(--reveal-delay, 0ms);
  }
}