/* =========================================================
   index.css — GHOSTFRAME Landing Page
   Design System v1.0 compliant
   ========================================================= */

/* ── Base ── */
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  font-weight: var(--weight-regular);
  background: var(--color-warm-white);
  color: var(--color-deep-black);
  overflow-x: hidden;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.lang-ko {
  font-family: 'Noto Sans KR', var(--font-primary);
  letter-spacing: -0.02em;
}

/* ── Page Loader ── */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--color-deep-black);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-text {
  font-family: var(--font-primary);
  font-size: 24px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-pure-white);
  animation: ldPulse 1.5s ease-in-out infinite;
}

@keyframes ldPulse {
  0%, 100% { opacity: 0.2; }
  50% { opacity: 1; }
}

/* ══════════════════════════════════════════════════════════
   NAVIGATION — spec Section 04
   60px height, transparent over hero, white on scroll
══════════════════════════════════════════════════════════ */

/* Nav base styles are in design-system.css (.gf-nav)
   These are landing-page overrides */

.gf-nav.on-hero {
  color: var(--color-pure-white);
}

.gf-nav.on-hero .gf-nav__link {
  color: var(--color-pure-white);
}

.gf-nav.on-hero .gf-nav__logo {
  color: var(--color-pure-white);
}

.gf-nav.on-hero .gf-nav__icon {
  color: var(--color-pure-white);
}

.gf-nav.on-hero .gf-nav__bag-count {
  background: var(--color-pure-white);
  color: var(--color-deep-black);
}

.gf-nav.on-hero .lang-btn {
  color: rgba(255, 255, 255, 0.5);
}

.gf-nav.on-hero .lang-btn.active {
  color: var(--color-pure-white);
}

.gf-nav.on-hero .separator {
  color: rgba(255, 255, 255, 0.3);
}

.gf-nav.on-hero .gf-nav__hamburger span {
  background: var(--color-pure-white);
}

/* Scrolled state */
.gf-nav.scrolled {
  background-color: var(--color-pure-white);
  border-bottom-color: var(--color-hairline);
}

.gf-nav.scrolled .gf-nav__link {
  color: var(--color-deep-black);
}

.gf-nav.scrolled .gf-nav__logo {
  color: var(--color-deep-black);
}

.gf-nav.scrolled .gf-nav__icon {
  color: var(--color-deep-black);
}

.gf-nav.scrolled .lang-btn {
  color: var(--color-stone-grey);
}

.gf-nav.scrolled .lang-btn.active {
  color: var(--color-deep-black);
}

.gf-nav.scrolled .separator {
  color: var(--color-stone-grey);
}

.gf-nav.scrolled .gf-nav__hamburger span {
  background: var(--color-deep-black);
}

/* Lang toggle in nav */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
}

.lang-btn {
  background: none;
  border: none;
  font-family: var(--font-primary);
  font-size: 12px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 0;
  transition: color 0.2s ease;
  color: var(--color-stone-grey);
}

.lang-btn.active {
  color: var(--color-deep-black);
}

.separator {
  color: var(--color-stone-grey);
  font-size: 12px;
}

/* ── Mobile Nav ── */
.mobile-menu-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 98;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.mobile-menu-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav-panel {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: min(300px, 80vw);
  height: 100dvh;
  background: var(--color-pure-white);
  border-left: 0.5px solid var(--color-hairline);
  flex-direction: column;
  align-items: flex-start;
  padding: 80px 24px 24px;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 99;
  overflow-y: auto;
}

.mobile-nav-panel.open {
  transform: translateX(0);
}

.mobile-nav-link {
  display: block;
  width: 100%;
  padding: 16px 0;
  font-family: var(--font-primary);
  font-size: 14px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-deep-black);
  text-decoration: none;
  border-bottom: 0.5px solid var(--color-hairline);
}

/* Hamburger → X */
.gf-nav__hamburger.is-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.gf-nav__hamburger.is-open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.gf-nav__hamburger.is-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ══════════════════════════════════════════════════════════
   HERO — spec compliant
   Full viewport, Deep Black bg, 100vh, centered text
══════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-deep-black);
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 var(--grid-margin);
  max-width: 800px;
  width: 100%;
}

.hero-title-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.hero-brand {
  display: block;
  font-family: var(--font-primary);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: var(--weight-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-pure-white);
  line-height: 1;
}

.hero-sub {
  display: block;
  font-family: var(--font-primary);
  font-size: 11px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--color-mist-grey);
}

.hero-manifesto {
  font-family: var(--font-primary);
  font-size: 14px;
  font-weight: var(--weight-regular);
  color: var(--color-stone-grey);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
  letter-spacing: 0.01em;
}

.hero-cta-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 8px;
}

/* CTA Primary: #0A0A0A fill, #FFF text, 0 border-radius */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  min-height: 48px;
  background: var(--color-deep-black);
  color: var(--color-pure-white);
  font-family: var(--font-primary);
  font-size: 13px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.btn-primary:hover {
  opacity: 0.85;
}

/* CTA Secondary: transparent fill, 0.5px border */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  min-height: 48px;
  background: transparent;
  color: var(--color-deep-black);
  font-family: var(--font-primary);
  font-size: 13px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  text-decoration: none;
  border: 0.5px solid var(--color-deep-black);
  border-radius: 0;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-secondary:hover {
  background: var(--color-warm-white);
}

/* Hero variant of secondary: white border on dark bg */
.btn-secondary--hero {
  color: var(--color-pure-white);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-secondary--hero:hover {
  border-color: rgba(255, 255, 255, 0.7);
  background: transparent;
}

/* Cyber Lime CTA — ONLY for TRY ON and CUSTOMIZE */
.btn-cyber-lime {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  min-height: 48px;
  background: var(--color-cyber-lime);
  color: var(--color-deep-black);
  font-family: var(--font-primary);
  font-size: 13px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: filter 0.2s ease;
}

.btn-cyber-lime:hover {
  filter: brightness(0.95);
}

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-primary);
  font-size: 10px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-stone-grey);
  z-index: 3;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 1;
  transition: opacity 0.3s ease;
}

.scroll-hint::after {
  content: '';
  display: block;
  width: 1px;
  height: 40px;
  background: var(--color-stone-grey);
  margin-top: 8px;
  animation: scrollPulse 2.2s ease-in-out infinite;
}

.scroll-hint.hidden {
  opacity: 0;
  pointer-events: none;
}

@keyframes scrollPulse {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(12px); opacity: 0.1; }
}

/* ══════════════════════════════════════════════════════════
   SECTIONS — Warm White bg, spec typography
══════════════════════════════════════════════════════════ */
.section {
  background: var(--color-warm-white);
  padding: 0;
}

.section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--grid-margin);
}

/* Section label: 0.5px border-top, ALL CAPS */
.section .section-label {
  padding: var(--space-5x) 0 var(--space-3x) 0;
  border-top: 0.5px solid var(--color-hairline);
  font-family: var(--font-primary);
  font-size: var(--text-h1);
  font-weight: var(--weight-bold);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-deep-black);
}

/* ── Editorial ── */
.editorial-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8x);
  align-items: center;
  padding: var(--space-8x) 0 var(--space-10x);
}

.editorial-image {
  overflow: hidden;
}

.editorial-image img {
  width: 100%;
  height: auto;
  display: block;
}

.editorial-text {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.editorial-title {
  font-family: var(--font-primary);
  font-size: var(--text-display);
  font-weight: var(--weight-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.1;
  color: var(--color-deep-black);
}

.editorial-text p {
  font-family: var(--font-primary);
  font-size: var(--text-body-lg);
  font-weight: var(--weight-regular);
  line-height: 1.6;
  color: var(--color-stone-grey);
}

/* ── Product Grid — 3 columns, no gap, no shadow ── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  padding-bottom: var(--space-10x);
}

.product-card {
  position: relative;
  cursor: pointer;
  border: 0.35px solid var(--color-hairline);
  background: var(--color-card-grey);
  overflow: hidden;
}

.product-card__image-wrap {
  position: relative;
  width: 100%;
  padding-top: 100%;
  overflow: hidden;
  background: var(--color-card-grey);
}

.product-card__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.4s ease;
}

.product-card:hover .product-card__image {
  opacity: 0.85;
}

.product-card__info {
  padding: var(--space-2x);
  background: var(--color-warm-white);
}

.product-card__name {
  font-family: var(--font-primary);
  font-size: 14px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-deep-black);
}

.product-card__desc {
  font-family: var(--font-primary);
  font-size: 12px;
  font-weight: var(--weight-regular);
  color: var(--color-stone-grey);
  margin-top: 4px;
}

/* ── Customize / Optical Lab ── */
.customize-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8x);
  align-items: center;
  padding: var(--space-8x) 0 var(--space-10x);
}

.customize-text {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.customize-title {
  font-family: var(--font-primary);
  font-size: var(--text-display);
  font-weight: var(--weight-bold);
  line-height: 1.2;
  color: var(--color-deep-black);
}

.customize-text p {
  font-family: var(--font-primary);
  font-size: var(--text-body-lg);
  font-weight: var(--weight-regular);
  line-height: 1.6;
  color: var(--color-stone-grey);
}

.customize-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.customize-features li {
  font-family: var(--font-primary);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-regular);
  color: var(--color-stone-grey);
  padding-left: 16px;
  position: relative;
}

.customize-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  background: var(--color-deep-black);
  transform: translateY(-50%) rotate(45deg);
}

/* ── Customize 3D viewer ── */
.customize-3d-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 0.5px solid var(--color-hairline);
}

.customize-3d-wrap canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
  outline: none;
}

.customize-3d-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-off-white-bg);
  transition: opacity 0.55s ease;
  z-index: 2;
  pointer-events: none;
}
.customize-3d-loader.hidden { opacity: 0; }

.c3d-spinner {
  width: 26px;
  height: 26px;
  border: 2px solid var(--color-hairline);
  border-top-color: var(--color-deep-black);
  border-radius: 50%;
  animation: c3dSpin 0.85s linear infinite;
}
@keyframes c3dSpin { to { transform: rotate(360deg); } }

.customize-3d-labels {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 3;
  pointer-events: none;
}

.c3d-label {
  font-family: var(--font-primary);
  font-size: 9px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-stone-grey);
  padding: 3px 9px;
  border: 0.5px solid var(--color-hairline);
  transition: color 0.45s ease, border-color 0.45s ease;
  white-space: nowrap;
  background: rgba(255,255,255,0.7);
}
.c3d-label.active {
  color: var(--color-deep-black);
  border-color: var(--color-deep-black);
}

/* ── Philosophy ── */
.philosophy-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-8x);
  align-items: center;
  padding: var(--space-8x) 0 var(--space-10x);
}

.philosophy-text {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.philosophy-title {
  font-family: var(--font-primary);
  font-size: var(--text-display);
  font-weight: var(--weight-bold);
  letter-spacing: 0.08em;
  line-height: 1.1;
  color: var(--color-deep-black);
}

.philosophy-text p {
  font-family: var(--font-primary);
  font-size: var(--text-body-lg);
  font-weight: var(--weight-regular);
  line-height: 1.6;
  color: var(--color-stone-grey);
}

.philosophy-image {
  overflow: hidden;
}

.philosophy-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── Community ── */
.community-content {
  max-width: 560px;
  padding: var(--space-8x) 0 var(--space-10x);
}

.community-title {
  font-family: var(--font-primary);
  font-size: var(--text-display);
  font-weight: var(--weight-bold);
  letter-spacing: 0.08em;
  line-height: 1.1;
  color: var(--color-deep-black);
  margin-bottom: 24px;
}

.community-content p {
  font-family: var(--font-primary);
  font-size: var(--text-body-lg);
  font-weight: var(--weight-regular);
  line-height: 1.6;
  color: var(--color-stone-grey);
  margin-bottom: 32px;
}

/* ── Collaborate / Partnership ── */
.collaborate-content {
  max-width: 560px;
  padding: var(--space-8x) 0 var(--space-10x);
}

.collaborate-title {
  font-family: var(--font-primary);
  font-size: var(--text-display);
  font-weight: var(--weight-bold);
  letter-spacing: 0.08em;
  line-height: 1.1;
  color: var(--color-deep-black);
  margin-bottom: 24px;
}

.collaborate-intro {
  font-family: var(--font-primary);
  font-size: var(--text-body-lg);
  font-weight: var(--weight-regular);
  line-height: 1.6;
  color: var(--color-stone-grey);
  margin-bottom: 40px;
}

/* Partnership form */
.partnership-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.partnership-form.submitted {
  display: none;
}

.form-group {
  margin-bottom: 32px;
}

.form-group label {
  display: block;
  font-family: var(--font-primary);
  font-size: 10px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-stone-grey);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 0.5px solid var(--color-hairline);
  color: var(--color-deep-black);
  font-family: var(--font-primary);
  font-size: 14px;
  font-weight: var(--weight-regular);
  padding: 8px 0;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-bottom-color: var(--color-deep-black);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  margin-top: 16px;
}

.form-submit .btn-primary {
  width: auto;
  min-width: 200px;
}

/* Thank you message */
.thank-you-message {
  display: none;
  padding: 40px 0;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.thank-you-message.show {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.thank-you-message h3 {
  font-family: var(--font-primary);
  font-size: var(--text-h1);
  font-weight: var(--weight-bold);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-deep-black);
  margin-bottom: 16px;
}

.thank-you-message p {
  font-family: var(--font-primary);
  font-size: var(--text-body-lg);
  font-weight: var(--weight-regular);
  line-height: 1.6;
  color: var(--color-stone-grey);
}

/* ══════════════════════════════════════════════════════════
   FOOTER — simple, left-aligned, 0.5px border-top, no dark bg
══════════════════════════════════════════════════════════ */
.site-footer {
  padding: var(--space-5x) var(--grid-margin) var(--space-3x);
  border-top: 0.5px solid var(--color-hairline);
  background: var(--color-warm-white);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--font-primary);
  font-size: 12px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-deep-black);
  margin-bottom: 24px;
}

.footer-links {
  display: flex;
  gap: var(--space-4x);
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.footer-link,
.footer-links a {
  font-family: var(--font-primary);
  font-size: var(--text-caption);
  font-weight: var(--weight-regular);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-stone-grey);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-link:hover,
.footer-links a:hover {
  color: var(--color-deep-black);
}

.footer-copy {
  font-family: var(--font-primary);
  font-size: var(--text-caption);
  font-weight: var(--weight-regular);
  color: var(--color-stone-grey);
}

/* ══════════════════════════════════════════════════════════
   SECTION ANIMATIONS
══════════════════════════════════════════════════════════ */
.section {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.section.visible {
  opacity: 1;
  transform: translateY(0);
}

.product-card {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.product-card:nth-child(1) { transition-delay: 0.05s; }
.product-card:nth-child(2) { transition-delay: 0.15s; }
.product-card:nth-child(3) { transition-delay: 0.25s; }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — Tablet (768px)
══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {

  /* Mobile nav */
  .gf-nav__left {
    display: none;
  }

  .gf-nav__hamburger {
    display: flex;
  }

  .gf-nav__right .lang-toggle {
    display: none;
  }

  .mobile-menu-overlay {
    display: block;
  }

  .mobile-nav-panel {
    display: flex;
  }

  .gf-nav__logo {
    font-size: 18px;
  }

  /* Hero */
  .hero {
    min-height: 100svh;
  }

  .hero-content {
    padding: 0 20px;
  }

  .hero-brand {
    font-size: clamp(28px, 8vw, 40px);
  }

  .hero-cta-row {
    flex-direction: column;
    align-items: center;
  }

  .hero-cta-row .btn-primary,
  .hero-cta-row .btn-secondary {
    width: 100%;
    max-width: 280px;
  }

  /* Sections */
  .section__inner {
    padding: 0 20px;
  }

  .editorial-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 0 64px;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    padding-bottom: 64px;
  }

  .customize-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 0 64px;
  }

  .philosophy-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 0 64px;
  }

  .community-content {
    padding: 40px 0 64px;
  }

  .collaborate-content {
    padding: 40px 0 64px;
  }

  /* Footer */
  .site-footer {
    padding: var(--space-5x) 20px var(--space-3x);
  }

  .footer-links {
    flex-direction: column;
    gap: 16px;
  }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — Small (480px)
══════════════════════════════════════════════════════════ */
@media (max-width: 480px) {

  .hero-brand {
    font-size: clamp(24px, 10vw, 36px);
  }

  .editorial-title,
  .customize-title,
  .philosophy-title,
  .community-title,
  .collaborate-title {
    font-size: 22px;
  }

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

  .customize-3d-wrap {
    aspect-ratio: 16 / 10;
  }
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}