:root {
  --gh-black: #000000;
  --gh-black-soft: #0a0a0a;
  --gh-gold: #b49158;
  --gh-gold-light: #d4b47a;
  --gh-bordeaux: #631216;
  --gh-bordeaux-dark: #4a0e10;
  --gh-bordeaux-light: #7d2529;
  --gh-white: #ffffff;
  --gh-cream: #f8f5f0;
  --gh-gray-100: #f5f5f5;
  --gh-gray-200: #e5e5e5;
  --gh-gray-400: #a3a3a3;
  --gh-gray-600: #666666;
  --gh-gray-800: #262626;
  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Noto Sans SC', sans-serif;
  background-color: var(--gh-white);
  color: var(--gh-black);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.font-display {
  font-family: 'Playfair Display', 'Noto Serif SC', serif;
}

.font-serif-cn {
  font-family: 'Noto Serif SC', serif;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: background-color 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth);
}

.header.is-scrolled {
  background-color: rgba(99, 18, 22, 0.98);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
}

.header-transparent {
  background-color: transparent;
}

/* Footer legal modals, restored from Git commit 4e2a5bf. */
.legal-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0);
  backdrop-filter: blur(0);
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease, background-color 0.35s ease, backdrop-filter 0.35s ease;
}

.legal-modal.is-open {
  opacity: 1;
  visibility: visible;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
}

.legal-modal-card {
  background-color: var(--gh-cream);
  width: min(100%, 800px);
  max-height: 85vh;
  border-radius: 16px;
  box-shadow: 0 48px 96px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translateY(24px) scale(0.96);
  opacity: 0;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease;
}

.legal-modal.is-open .legal-modal-card {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.legal-modal-header {
  background-color: var(--gh-bordeaux);
  padding: 1.75rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.legal-modal-header p {
  color: var(--gh-gold);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.legal-modal-header h3 {
  color: #fff;
  font-size: 1.75rem;
  font-family: 'Noto Serif SC', serif;
  font-weight: 500;
}

.legal-modal-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  flex-shrink: 0;
  background: transparent;
  cursor: pointer;
  font-size: 1.5rem;
  line-height: 1;
}

.legal-modal-close:hover {
  background-color: rgba(180, 145, 88, 0.2);
  border-color: var(--gh-gold);
  color: #fff;
}

.legal-modal-body {
  overflow-y: auto;
  padding: 2.5rem;
}

.legal-modal-body::-webkit-scrollbar {
  width: 6px;
}

.legal-modal-body::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.04);
}

.legal-modal-body::-webkit-scrollbar-thumb {
  background: rgba(180, 145, 88, 0.4);
  border-radius: 3px;
}

.legal-prose {
  color: var(--gh-gray-600);
  font-size: 0.95rem;
  line-height: 1.9;
}

.legal-prose .lead {
  border-left: 3px solid var(--gh-gold);
  padding-left: 1.25rem;
  color: var(--gh-black);
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}

.legal-prose .legal-updated {
  color: #888;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.legal-prose h2 {
  color: var(--gh-bordeaux);
  font-size: 1.25rem;
  font-weight: 500;
  font-family: 'Noto Serif SC', serif;
  margin: 2rem 0 1rem;
}

.legal-prose p {
  margin-bottom: 1rem;
}

@media (max-width: 640px) {
  .legal-modal-body {
    padding: 1.5rem;
  }

  .legal-modal-header {
    padding: 1.25rem 1.5rem;
  }
}

/* Hide the floating customer-service entry across static pages. */
#cs-widget {
  display: none !important;
}

.header .nav-link {
  position: relative;
  color: rgba(255, 255, 255, 0.85);
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
  transition: color 0.3s ease;
}

@media (min-width: 1024px) {
  #header [data-booking="showroom"],
  #header [data-booking="designer"] {
    display: none !important;
  }
}

@media (min-width: 1024px) and (max-width: 1199px) {
  #header nav {
    display: none !important;
  }

  #menu-toggle {
    display: block !important;
  }
}

@media (min-width: 1024px) and (max-width: 1279px) {
  .header .nav-link {
    font-size: 13px;
  }
}

@media (min-width: 1280px) and (max-width: 1399px) {
  .header .nav-link {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
    font-size: 14px;
  }
}

@media (min-width: 1400px) and (max-width: 1535px) {
  .header .nav-link {
    font-size: 15px;
  }
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -24px;
  left: 0.625rem;
  right: 0.625rem;
  width: auto;
  height: 1px;
  background-color: var(--gh-gold);
  transition: transform 0.4s var(--ease-out-expo);
  transform: scaleX(0);
  transform-origin: left;
}

.nav-link:hover {
  color: var(--gh-gold);
}

.nav-link:hover::after {
  transform: scaleX(1);
}

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

.nav-link.is-active::after {
  transform: scaleX(1);
}

.header.is-scrolled .nav-link {
  color: rgba(255, 255, 255, 0.9);
}

.header.is-scrolled .nav-link.is-active {
  color: var(--gh-gold);
}

/* Navigation Dropdown */
.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  width: 100%;
  min-width: 0;
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(1.5rem, 3vw, 2.75rem);
  transform: translateY(-4px);
  background-color: #4a0e10;
  border: 0;
  border-top: 1px solid rgba(180, 145, 88, 0.3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0 clamp(1.5rem, 4vw, 4rem);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.26);
  backdrop-filter: blur(16px) saturate(0.9);
  -webkit-backdrop-filter: blur(16px) saturate(0.9);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.4s var(--ease-out-expo), visibility 0s linear 0.3s, background-color 0.4s var(--ease-smooth), border-color 0.4s var(--ease-smooth);
  z-index: 60;
}

.header-transparent .dropdown-menu {
  background-color: rgba(28, 23, 21, 0.96);
  border-top-color: rgba(180, 145, 88, 0.3);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -24px;
  left: 0;
  right: 0;
  height: 24px;
}

.dropdown-menu::after {
  display: none;
}

.dropdown-menu-wide {
  min-width: 0;
}

.dropdown-menu-wide > div {
  width: 100%;
  display: flex !important;
  align-items: center;
  justify-content: center;
  gap: clamp(1.5rem, 3vw, 2.75rem);
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition-delay: 0s;
}

.dropdown-link {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 54px;
  padding: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.08em;
  transition: color 0.3s ease;
  white-space: nowrap;
}

.dropdown-link::before {
  content: '';
  position: absolute;
  top: auto;
  bottom: 9px;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--gh-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-out-expo);
}

.header-transparent .dropdown-link {
  color: rgba(255, 255, 255, 0.86);
}

.dropdown-link:hover,
.dropdown-link:focus-visible {
  color: var(--gh-gold-light);
  background-color: transparent;
  padding-left: 0;
  outline: none;
}

.dropdown-link:hover::before,
.dropdown-link:focus-visible::before {
  width: 100%;
  transform: scaleX(1);
}

@media (min-width: 1024px) and (max-width: 1279px) {
  .dropdown-menu,
  .dropdown-menu-wide > div {
    gap: 1.25rem;
  }

  .dropdown-link {
    font-size: 0.875rem;
    letter-spacing: 0.05em;
  }
}

/* Hero */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  overflow: hidden;
}

.hero-banner {
  height: auto;
  aspect-ratio: 1920 / 680;
  min-height: 320px;
  /* 在 1920px 宽屏幕上高度正好是 680px；更宽屏幕也不超过 680px */
  max-height: 680px;
}

@media (max-width: 768px) {
  .hero-banner {
    min-height: 280px;
    aspect-ratio: 16 / 9;
  }
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 1.4s var(--ease-smooth), transform 8s linear;
  will-change: transform, opacity;
}

.hero-slide.active {
  opacity: 1;
  transform: scale(1);
}

.hero-slide img,
.hero-slide video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.35) 0%,
    rgba(0, 0, 0, 0.2) 40%,
    rgba(0, 0, 0, 0.5) 100%
  );
}

.hero-overlay-bordeaux {
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.35) 0%,
    rgba(0, 0, 0, 0.15) 45%,
    rgba(0, 0, 0, 0.55) 100%
  );
}

.hero-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: var(--gh-white);
  padding: 0 1.5rem;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1.3;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero h1,
.hero-banner h1 {
  font-family: 'Inter', 'Noto Sans SC', 'Microsoft YaHei', Arial, sans-serif;
  font-weight: 600;
  letter-spacing: 0;
}

.hero-subtitle {
  font-size: clamp(0.875rem, 1.5vw, 1.125rem);
  letter-spacing: 0.2em;
  margin-top: 1.5rem;
  opacity: 0.9;
}

.hero-indicators {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.75rem;
}

.hero-indicator {
  width: 40px;
  height: 2px;
  background-color: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: background-color 0.3s ease, width 0.3s ease;
  position: relative;
  overflow: hidden;
}

.hero-indicator.active {
  background-color: var(--gh-gold);
}

.hero-indicator.active::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: var(--gh-gold);
  animation: progress 6s linear forwards;
}

@keyframes progress {
  from { transform: translateX(-100%); }
  to { transform: translateX(0); }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--ease-smooth), transform 0.9s var(--ease-smooth);
  will-change: transform, opacity;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Stagger children reveal */
.stagger-reveal > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-smooth), transform 0.7s var(--ease-smooth);
}

.stagger-reveal.is-visible > *:nth-child(1) { transition-delay: 0s; }
.stagger-reveal.is-visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-reveal.is-visible > *:nth-child(3) { transition-delay: 0.2s; }
.stagger-reveal.is-visible > *:nth-child(4) { transition-delay: 0.3s; }
.stagger-reveal.is-visible > *:nth-child(5) { transition-delay: 0.4s; }
.stagger-reveal.is-visible > *:nth-child(6) { transition-delay: 0.5s; }
.stagger-reveal.is-visible > *:nth-child(7) { transition-delay: 0.6s; }
.stagger-reveal.is-visible > *:nth-child(8) { transition-delay: 0.7s; }

.stagger-reveal.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Buttons */
.btn-outline {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  border: 1px solid currentColor;
  background-color: transparent;
  color: var(--gh-white);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  overflow: hidden;
  transition: color 0.4s ease;
}

.btn-outline::before {
  content: '';
  position: absolute;
  inset: 0;
  background-color: var(--gh-gold);
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease-out-expo);
  z-index: -1;
}

.btn-outline:hover {
  color: var(--gh-white);
  border-color: var(--gh-gold);
}

.btn-outline:hover::before {
  transform: translateX(0);
}

.btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  background-color: var(--gh-gold);
  color: var(--gh-white);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-gold:hover {
  background-color: #9a7a49;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.btn-bordeaux {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  background-color: var(--gh-bordeaux);
  color: var(--gh-white);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.btn-bordeaux:hover {
  background-color: var(--gh-bordeaux-dark);
  transform: translateY(-2px);
}

/* Section titles */
.section-label {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gh-gold);
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.75rem);
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.4;
}

.section-subtitle {
  font-size: clamp(1rem, 1.25vw, 1.125rem);
  color: var(--gh-gray-600);
  margin-top: 0.75rem;
}

@media (min-width: 1024px) {
  .text-center > .section-subtitle.max-w-2xl,
  .text-center > p.max-w-2xl.leading-relaxed,
  .text-center > p.max-w-2xl.mx-auto,
  .reveal.text-center > p.max-w-2xl {
    max-width: 56rem;
  }
}

/* Advantage cards */
.advantage-card {
  position: relative;
  padding: 2.5rem 2rem;
  border: 1px solid var(--gh-gray-200);
  background-color: var(--gh-white);
  transition: border-color 0.4s ease, transform 0.4s ease, box-shadow 0.4s ease;
}

.advantage-card:hover {
  border-color: var(--gh-gold);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.advantage-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gh-gold);
  color: var(--gh-gold);
  margin-bottom: 1.5rem;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.advantage-card:hover .advantage-icon {
  background-color: var(--gh-gold);
  color: var(--gh-white);
}

/* Product cards */
.product-card {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  cursor: pointer;
}

.product-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-smooth);
  will-change: transform;
}

.product-card:hover img {
  transform: scale(1.08);
}

.product-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.1) 0%,
    rgba(0, 0, 0, 0.6) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  color: var(--gh-white);
}

.product-card-title {
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.product-card-subtitle {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.8;
  margin-bottom: 0.5rem;
}

.product-card-arrow {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translate(-10px, 10px);
  transition: opacity 0.4s ease, transform 0.4s ease, background-color 0.3s ease;
}

.product-card:hover .product-card-arrow {
  opacity: 1;
  transform: translate(0, 0);
  background-color: var(--gh-gold);
  border-color: var(--gh-gold);
  color: var(--gh-white);
}

/* Case showcase */
.case-main-image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.case-main-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-smooth);
  will-change: transform;
}

.case-main-image:hover img {
  transform: scale(1.03);
}

.case-thumb {
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.case-thumb.active,
.case-thumb:hover {
  opacity: 1;
}

.case-thumb.active {
  transform: translateX(8px);
}

/* Partner logos */
.partner-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100px;
  padding: 1rem 1.5rem;
  border: 1px solid var(--gh-gray-200);
  background-color: var(--gh-white);
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.partner-logo img {
  max-width: 82%;
  max-height: 56px;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.partner-logo img.partner-logo-swarovski {
  width: 82%;
  max-width: 230px;
  max-height: 42px;
}

.partner-logo img.partner-logo-ica {
  max-height: 64px;
}

.partner-logo img.partner-logo-alpi {
  max-height: 58px;
}

.partner-logo img.partner-logo-tonincasa {
  width: 82%;
  max-width: 150px;
  max-height: 58px;
}

.partner-logo img.partner-logo-tomasella {
  width: 82%;
  max-width: 220px;
  max-height: 34px;
}

.partner-logo img.partner-logo-gobbo {
  width: 82%;
  max-width: 180px;
  max-height: 54px;
}

.partner-logo img.partner-logo-robertocavalli {
  width: 82%;
  max-width: 230px;
  max-height: 44px;
}

.partner-logo:hover {
  border-color: var(--gh-gold);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

.partner-logo:hover img {
  transform: scale(1.05);
}

/* Philosophy section */
.philosophy-section {
  position: relative;
  background-color: var(--gh-bordeaux);
  overflow: hidden;
}

.philosophy-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 50% 50%, rgba(201, 169, 98, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.philosophy-text {
  font-size: clamp(2rem, 6vw, 5rem);
  font-weight: 500;
  letter-spacing: 0.2em;
  line-height: 1.4;
  color: var(--gh-white);
}

@media (min-width: 1024px) {
  .philosophy-text {
    letter-spacing: 0.1em;
  }
}

/* Dual CTA */
.dual-cta-panel {
  position: relative;
  min-height: 480px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 4rem 2rem;
  overflow: hidden;
  transition: background-color 0.4s ease;
}

.dual-cta-panel-dark {
  background-color: var(--gh-bordeaux);
  color: var(--gh-white);
}

.dual-cta-panel-gold {
  background-color: var(--gh-gold);
  color: var(--gh-white);
}

.dual-cta-panel-dark:hover {
  background-color: var(--gh-bordeaux-dark);
}

.dual-cta-panel-gold:hover {
  background-color: var(--gh-gold);
}

/* Service promises */
.service-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 1px solid var(--gh-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gh-gold);
  margin: 0 auto 1.5rem;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.service-item:hover .service-icon {
  background-color: var(--gh-gold);
  color: var(--gh-white);
  border-color: var(--gh-gold);
}

/* Footer */
.footer {
  background-color: var(--gh-bordeaux);
  color: rgba(255, 255, 255, 0.85);
}

.footer-link {
  color: rgba(255, 255, 255, 0.85);
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: var(--gh-gold);
}

@media (min-width: 1024px) {
  .footer {
    padding-top: 4rem;
    padding-bottom: 3rem;
  }

  .footer > div > .grid {
    grid-template-columns: 1.2fr 1fr 1.15fr 1.2fr;
    column-gap: 2.5rem;
    margin-bottom: 3rem;
  }

  .footer > div > .grid > :nth-child(2) ul,
  .footer > div > .grid > :nth-child(3) ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1.25rem;
    row-gap: 0.75rem;
  }

  .footer > div > .grid > :nth-child(2) ul > :not([hidden]) ~ :not([hidden]),
  .footer > div > .grid > :nth-child(3) ul > :not([hidden]) ~ :not([hidden]) {
    margin-top: 0;
  }
}

@media (max-width: 767px) {
  .footer {
    padding-top: 3rem;
    padding-bottom: 2.5rem;
  }

  .footer > div > .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1.5rem;
    row-gap: 2.25rem;
    margin-bottom: 3rem;
  }

  .footer > div > .grid > :first-child,
  .footer > div > .grid > :last-child {
    grid-column: 1 / -1;
  }

  .footer > div > .grid h4 {
    margin-bottom: 1rem;
    font-size: 0.9375rem;
    line-height: 1.5;
  }

  .footer > div > .grid ul > :not([hidden]) ~ :not([hidden]) {
    margin-top: 0.625rem;
  }

  .footer > div > .grid .footer-link,
  .footer > div > .grid > :last-child ul {
    font-size: 0.8125rem;
  }

  .footer > div > .grid > :last-child {
    padding-top: 1.5rem;
    border-top: 1px solid rgba(180, 145, 88, 0.32);
  }
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.social-icon img {
  display: none;
}

.social-icon::before {
  content: '';
  width: 20px;
  height: 20px;
  background-color: var(--gh-gold);
  mask-position: center;
  mask-repeat: no-repeat;
  mask-size: contain;
  -webkit-mask-position: center;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-size: contain;
  transition: background-color 0.3s ease;
}

.social-icon[aria-label="微信"]::before,
.social-icon[aria-label="微信公众号"]::before {
  mask-image: url('../images/social-wechat.svg');
  -webkit-mask-image: url('../images/social-wechat.svg');
}

.social-icon[aria-label="抖音"]::before {
  mask-image: url('../images/social-douyin.svg');
  -webkit-mask-image: url('../images/social-douyin.svg');
}

.social-icon[aria-label="小红书"]::before {
  mask-image: url('../images/social-xiaohongshu.svg');
  -webkit-mask-image: url('../images/social-xiaohongshu.svg');
}

.social-icon[aria-label="视频号"]::before,
.social-icon[aria-label="微信视频号"]::before {
  mask-image: url('../images/icon-wechat-video.png?v=7ddef58');
  -webkit-mask-image: url('../images/icon-wechat-video.png?v=7ddef58');
}

.social-icon:hover {
  background-color: rgba(255, 255, 255, 0.18);
  border-color: var(--gh-gold);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(201, 169, 98, 0.15);
}

.social-icon:hover::before {
  background-color: var(--gh-white);
}

.footer-social-item {
  position: relative;
}

.footer-social-qrcode {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 14px);
  z-index: 20;
  width: 148px;
  padding: 10px;
  background: var(--gh-white);
  border: 1px solid rgba(180, 145, 88, 0.35);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.28);
  color: var(--gh-black);
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.footer-social-qrcode::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  width: 10px;
  height: 10px;
  background: var(--gh-white);
  border-right: 1px solid rgba(180, 145, 88, 0.35);
  border-bottom: 1px solid rgba(180, 145, 88, 0.35);
  transform: translate(-50%, -5px) rotate(45deg);
}

.footer-social-qrcode img {
  display: block;
  width: 126px;
  height: 126px;
  object-fit: contain;
}

.footer-social-qrcode small {
  display: block;
  margin-top: 7px;
  color: var(--gh-gray-700);
  font-size: 12px;
}

@media (min-width: 768px) {
  .footer-social-item:hover .footer-social-qrcode,
  .footer-social-item:focus-within .footer-social-qrcode {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, 0);
  }
}

@media (max-width: 767px) {
  .footer-social-item.is-open .footer-social-qrcode {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, 0);
  }
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background-color: var(--gh-bordeaux);
  z-index: 60;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.mobile-menu.is-open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-link {
  font-size: 1.125rem;
  color: var(--gh-white);
  letter-spacing: 0.12em;
  padding: 0.75rem 1.5rem;
  min-width: 200px;
  text-align: center;
  transition: color 0.3s ease, background-color 0.3s ease;
}

.mobile-menu-link:hover,
.mobile-menu-link:active {
  color: var(--gh-gold);
  background-color: rgba(180, 145, 88, 0.1);
}

.mobile-menu-link.is-active {
  color: var(--gh-gold);
  background-color: rgba(180, 145, 88, 0.1);
}

/* Enhanced Animations */

/* Hero title line reveal */
.hero-title-line {
  display: block;
  opacity: 0;
  transform: translateY(60px);
  animation: titleReveal 1.2s var(--ease-out-expo) forwards;
  will-change: transform, opacity;
}

.hero-title-line:nth-child(1) { animation-delay: 0.3s; }
.hero-title-line:nth-child(2) { animation-delay: 0.5s; }

@keyframes titleReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-subtitle-animated {
  opacity: 0;
  transform: translateY(30px);
  font-weight: 600;
  letter-spacing: 0.4em;
  animation: subtitleReveal 1s var(--ease-smooth) 0.8s forwards;
}

@keyframes subtitleReveal {
  to {
    opacity: 0.9;
    transform: translateY(0);
    letter-spacing: 0.2em;
  }
}

.hero-cta {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s var(--ease-smooth) 1.1s forwards;
}

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

/* Parallax slow zoom on images */
.parallax-image {
  will-change: transform;
  transition: transform 0.1s linear;
}

/* Image reveal mask */
.img-reveal {
  position: relative;
  overflow: hidden;
}

.img-reveal::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: var(--gh-gold);
  transform: translateX(-101%);
  transition: transform 0s;
}

.img-reveal.is-visible::after {
  animation: imageReveal 1.2s var(--ease-out-expo) forwards;
}

.img-reveal img {
  transform: scale(1.2);
  transition: transform 1.4s var(--ease-smooth);
}

.img-reveal.is-visible img {
  transform: scale(1);
}

@keyframes imageReveal {
  0% { transform: translateX(-101%); }
  45% { transform: translateX(0); }
  55% { transform: translateX(0); }
  100% { transform: translateX(101%); }
}

/* Shimmer effect for luxury accents */
.shimmer {
  position: relative;
  overflow: hidden;
}

.shimmer::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.15),
    transparent
  );
  animation: shimmer 4s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 200%; }
}

/* Glow hover effect */
.glow-hover {
  transition: box-shadow 0.4s ease, transform 0.4s ease;
}

.glow-hover:hover {
  box-shadow: 0 20px 60px rgba(201, 169, 98, 0.2);
  transform: translateY(-8px);
}

/* Text gradient gold effect */
.text-gradient-gold {
  background: linear-gradient(135deg, var(--gh-gold) 0%, var(--gh-gold-light) 50%, var(--gh-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Floating particles background */
.particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background-color: var(--gh-gold);
  border-radius: 50%;
  opacity: 0.3;
  animation: float 15s infinite linear;
}

.particle:nth-child(1) { left: 10%; top: 90%; animation-duration: 18s; animation-delay: 0s; }
.particle:nth-child(2) { left: 30%; top: 95%; animation-duration: 22s; animation-delay: 2s; }
.particle:nth-child(3) { left: 55%; top: 92%; animation-duration: 16s; animation-delay: 4s; }
.particle:nth-child(4) { left: 75%; top: 96%; animation-duration: 20s; animation-delay: 1s; }
.particle:nth-child(5) { left: 90%; top: 88%; animation-duration: 24s; animation-delay: 3s; }
.particle:nth-child(6) { left: 18%; top: 93%; animation-duration: 21s; animation-delay: -5s; }
.particle:nth-child(7) { left: 40%; top: 89%; animation-duration: 17s; animation-delay: -8s; }
.particle:nth-child(8) { left: 64%; top: 97%; animation-duration: 25s; animation-delay: -12s; }
.particle:nth-child(9) { left: 83%; top: 91%; animation-duration: 19s; animation-delay: -4s; }
.particle:nth-child(10) { left: 5%; top: 98%; animation-duration: 23s; animation-delay: -16s; }
.particle:nth-child(11) { left: 25%; top: 87%; animation-duration: 20s; animation-delay: -10s; }
.particle:nth-child(12) { left: 48%; top: 94%; animation-duration: 27s; animation-delay: -6s; }
.particle:nth-child(13) { left: 68%; top: 89%; animation-duration: 18s; animation-delay: -14s; }
.particle:nth-child(14) { left: 95%; top: 96%; animation-duration: 22s; animation-delay: -9s; }
.particle:nth-child(15) { left: 37%; top: 98%; animation-duration: 24s; animation-delay: -18s; }

@keyframes float {
  0% {
    transform: translateY(0) scale(1);
    opacity: 0;
  }
  10% {
    opacity: 0.3;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-100vh) scale(0.5);
    opacity: 0;
  }
}

/* Magnetic button effect base */
.magnetic-btn {
  transition: transform 0.3s var(--ease-smooth);
}

/* Decorative gold line animation */
.gold-line {
  width: 60px;
  height: 1px;
  background-color: var(--gh-gold);
  margin: 1.5rem auto;
}

.gold-line-animated {
  transform: scaleX(0);
  transition: transform 1s var(--ease-out-expo);
}

.reveal.is-visible .gold-line-animated,
.stagger-reveal.is-visible .gold-line-animated {
  transform: scaleX(1);
}

/* Utility classes */
.section-spacing {
  padding-top: 6rem;
  padding-bottom: 6rem;
}

@media (min-width: 1024px) {
  .section-spacing {
    padding-top: 8rem;
    padding-bottom: 8rem;
  }
}

.text-balance {
  text-wrap: balance;
}

.image-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-contain {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.card-hover {
  transition: transform 0.45s var(--ease-out-expo), box-shadow 0.45s var(--ease-out-expo);
}

.card-hover:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 55px rgba(0, 0, 0, 0.1);
}

/* Color system bars */
.color-bar {
  display: flex;
  align-items: stretch;
  gap: 1rem;
  padding: 1rem;
  background-color: var(--gh-white);
  border: 1px solid var(--gh-gray-200);
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.color-bar:hover {
  border-color: var(--gh-gold);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
  transform: translateX(4px);
}

.color-bar-swatch {
  flex-shrink: 0;
  width: 64px;
  min-height: 64px;
  border-radius: 2px;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
}

.color-bar-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.color-bar-hex {
  font-family: 'Inter', 'Noto Sans SC', sans-serif;
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: var(--gh-gray-400);
  margin-left: 0.5rem;
}

/* Sourced editorial article pages */
.article-hero {
  position: relative;
  min-height: 560px;
  height: min(68vh, 720px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--gh-black);
}

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

.article-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.12) 0%, rgba(0, 0, 0, 0.82) 100%);
}

.article-hero-content {
  position: relative;
  z-index: 1;
  width: min(100%, 1280px);
  margin: 0 auto;
  padding: 8rem 2.5rem 4.5rem;
  color: var(--gh-white);
}

.article-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-bottom: 1.25rem;
  color: var(--gh-gold-light);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
}

.article-hero h1 {
  max-width: 950px;
  font-size: clamp(2rem, 4.5vw, 4rem);
  line-height: 1.22;
  font-weight: 500;
}

.article-hero-summary {
  max-width: 760px;
  margin-top: 1.5rem;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1rem;
  line-height: 1.9;
}

.article-shell {
  width: min(100%, 1120px);
  margin: 0 auto;
  padding: 5.5rem 2.5rem 7rem;
}

.article-prose {
  width: min(100%, 820px);
  margin: 0 auto;
  color: var(--gh-gray-600);
  font-size: 1rem;
  line-height: 2;
}

.article-prose > * + * {
  margin-top: 1.5rem;
}

.article-prose h2 {
  margin-top: 4rem;
  color: var(--gh-black);
  font-size: 1.75rem;
  line-height: 1.45;
  font-weight: 500;
}

.article-prose h3 {
  margin-top: 2.75rem;
  color: var(--gh-bordeaux);
  font-size: 1.125rem;
  line-height: 1.6;
  font-weight: 500;
}

.article-lead {
  padding-left: 1.5rem;
  border-left: 3px solid var(--gh-gold);
  color: var(--gh-black);
  font-size: 1.125rem;
  line-height: 1.9;
}

.article-fact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem 2rem;
  margin: 3rem 0;
}

.article-fact {
  padding-top: 1rem;
  border-top: 1px solid rgba(180, 145, 88, 0.5);
}

.article-fact strong {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--gh-bordeaux);
  font-size: 1.35rem;
  font-weight: 500;
}

.article-fact span {
  color: var(--gh-gray-600);
  font-size: 0.875rem;
  line-height: 1.7;
}

.article-image-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  width: min(100%, 1120px);
  margin: 4rem auto;
}

.article-image-grid figure,
.article-wide-image {
  overflow: hidden;
  background: var(--gh-gray-100);
}

.article-image-grid img,
.article-wide-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-image-grid figure {
  aspect-ratio: 4 / 3;
}

.article-wide-image {
  width: min(100%, 1120px);
  margin: 4rem auto;
  aspect-ratio: 16 / 8;
}

.article-wide-image.article-map img {
  object-fit: contain;
  background: #090909;
}

.article-source-note {
  width: min(100%, 820px);
  margin: 4.5rem auto 0;
  padding: 1.5rem 1.75rem;
  border-left: 3px solid var(--gh-bordeaux);
  background: rgba(180, 145, 88, 0.08);
  color: var(--gh-gray-600);
  font-size: 0.8125rem;
  line-height: 1.8;
}

.article-source-note strong {
  color: var(--gh-black);
  font-weight: 500;
}

.article-related {
  margin-top: 6rem;
  padding-top: 3.5rem;
  border-top: 1px solid var(--gh-gray-200);
}

.article-related-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.article-related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.article-related-link {
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  border: 1px solid var(--gh-gray-200);
  background: var(--gh-white);
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.article-related-link:hover {
  transform: translateY(-4px);
  border-color: var(--gh-gold);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.07);
}

.article-related-link span {
  color: var(--gh-gold);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.article-related-link strong {
  color: var(--gh-black);
  font-size: 1.05rem;
  line-height: 1.6;
  font-weight: 500;
}

.article-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--gh-bordeaux);
  font-size: 0.8125rem;
}

.search-page-shell {
  width: min(100%, 1040px);
  margin: 0 auto;
  padding: 5rem 2.5rem 7rem;
}

.search-page-form {
  position: relative;
  display: flex;
  margin-bottom: 3.5rem;
  border-bottom: 2px solid var(--gh-black);
}

.search-page-form input {
  flex: 1;
  min-width: 0;
  padding: 1.1rem 3.5rem 1.1rem 0;
  background: transparent;
  color: var(--gh-black);
  font-size: 1.125rem;
  outline: none;
}

.search-page-form button {
  position: absolute;
  right: 0;
  top: 50%;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--gh-bordeaux);
  transform: translateY(-50%);
}

.search-page-header {
  margin-bottom: 2rem;
}

.search-page-header h1 {
  color: var(--gh-black);
  font-size: 2rem;
  line-height: 1.4;
}

.search-page-header p {
  margin-top: 0.6rem;
  color: var(--gh-gray-600);
  font-size: 0.875rem;
}

.search-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.search-result-card {
  min-height: 230px;
  display: flex;
  flex-direction: column;
  padding: 1.75rem;
  border: 1px solid var(--gh-gray-200);
  background: var(--gh-white);
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.search-result-card:hover {
  transform: translateY(-4px);
  border-color: var(--gh-gold);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.07);
}

.search-result-category {
  color: var(--gh-gold);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.search-result-card h2 {
  margin-top: 1.1rem;
  color: var(--gh-black);
  font-size: 1.25rem;
  line-height: 1.55;
  font-weight: 500;
}

.search-result-card p {
  margin-top: 0.75rem;
  color: var(--gh-gray-600);
  font-size: 0.875rem;
  line-height: 1.8;
}

.search-result-action {
  margin-top: auto;
  padding-top: 1.5rem;
  color: var(--gh-bordeaux);
  font-size: 0.8125rem;
}

.search-empty-state {
  padding: 4rem 1.5rem;
  border-top: 1px solid var(--gh-gray-200);
  border-bottom: 1px solid var(--gh-gray-200);
  color: var(--gh-gray-600);
  text-align: center;
  line-height: 1.8;
}

@media (max-width: 768px) {
  .article-hero {
    min-height: 520px;
    height: 72vh;
  }

  .article-hero-content {
    padding: 7rem 1.5rem 3rem;
  }

  .article-hero h1 {
    font-size: 2rem;
  }

  .article-shell {
    padding: 4rem 1.5rem 5rem;
  }

  .article-prose {
    font-size: 0.9375rem;
  }

  .article-prose h2 {
    margin-top: 3rem;
    font-size: 1.5rem;
  }

  .article-fact-grid,
  .article-image-grid,
  .article-related-grid {
    grid-template-columns: 1fr;
  }

  .article-wide-image {
    aspect-ratio: 4 / 3;
  }

  .article-related-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .search-page-shell {
    padding: 4rem 1.5rem 5rem;
  }

  .search-results {
    grid-template-columns: 1fr;
  }

  .search-result-card {
    min-height: 210px;
  }
}

@media (max-width: 640px) {
  .color-bar-swatch {
    width: 48px;
    min-height: 48px;
  }

  .color-bar {
    padding: 0.875rem;
    gap: 0.75rem;
  }
}

/* Product catalog */
.product-catalog-page .system-anchor,
.product-category-page .system-anchor {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
  white-space: nowrap;
}

.product-catalog-page .system-anchor:hover,
.product-catalog-page .system-anchor.is-active,
.product-category-page .system-anchor:hover,
.product-category-page .system-anchor.is-active {
  color: var(--gh-gold);
  border-color: var(--gh-gold);
  background-color: rgba(180, 145, 88, 0.1);
}

.product-catalog-page .system-anchor i {
  width: 14px;
  height: 14px;
}

.product-catalog-page .product-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.875rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.product-catalog-page .product-feature-item:last-child {
  border-bottom: 0;
}

.product-catalog-page .product-feature-dot {
  width: 6px;
  height: 6px;
  margin-top: 0.6rem;
  flex-shrink: 0;
  border-radius: 50%;
  background-color: var(--gh-gold);
}

.product-catalog-page .product-category-concept {
  white-space: pre-line;
}

.product-category-page .product-category-heading {
  flex: 1 1 auto;
  min-width: 0;
}

.product-category-page .product-category-description {
  max-width: min(1180px, 100%);
}

@media (min-width: 1280px) {
  .product-category-page .product-category-description {
    white-space: nowrap;
  }
}

.case-category-page .case-category-heading {
  flex: 1 1 auto;
  min-width: 0;
}

.case-category-page .case-category-description {
  max-width: min(1180px, 100%);
}

@media (min-width: 1280px) {
  .case-category-page .case-category-description {
    white-space: nowrap;
  }
}

.product-catalog-page .system-section:nth-child(even) {
  background-color: var(--gh-cream);
}

.product-catalog-page .system-section:nth-child(odd) {
  background-color: #fff;
}

.cms-rich-text {
  color: var(--gh-gray-600);
  font-size: 1rem;
  line-height: 2;
}

.cms-rich-text > * + * {
  margin-top: 1.25rem;
}

.cms-rich-text h2,
.cms-rich-text h3 {
  color: var(--gh-black);
  font-family: "Noto Serif SC", "Songti SC", SimSun, serif;
  font-weight: 500;
  line-height: 1.5;
}

.cms-rich-text h2 {
  font-size: 1.75rem;
}

.cms-rich-text h3 {
  font-size: 1.35rem;
}

.cms-rich-text ul,
.cms-rich-text ol {
  padding-left: 1.25rem;
}

.cms-rich-text ul {
  list-style: disc;
}

.cms-rich-text ol {
  list-style: decimal;
}

.cms-rich-text img {
  width: 100%;
  height: auto;
}

.detail-copy {
  color: var(--gh-gray-700);
  font-size: 1.0625rem;
  line-height: 2.05;
}

.product-detail-page .product-detail-intro {
  max-width: 1420px;
  margin: 0 auto;
  text-align: left;
}

.product-detail-page .product-detail-title {
  margin: 0;
  color: var(--gh-black);
  font-size: clamp(2.25rem, 3vw, 3.25rem);
  font-weight: 400;
  line-height: 1.45;
  text-align: center;
}

.product-detail-page .detail-copy {
  max-width: 1420px;
  margin: 2rem auto 0;
  color: var(--gh-gray-600);
  font-size: 0.95rem;
  line-height: 2.2;
  text-align: left !important;
}

.product-detail-page .detail-copy > * {
  text-align: left !important;
}

.detail-copy > * + * {
  margin-top: 1.35rem;
}

.product-detail-page .detail-copy > * + * {
  margin-top: 1rem;
}

.product-detail-page .product-detail-gallery {
  width: 100%;
  max-width: 1420px;
  margin: 2.75rem auto 0;
}

.case-detail-page .case-detail-gallery {
  width: 100%;
  max-width: 1420px;
  margin: 2.75rem auto 0;
}

.product-detail-page .detail-content-section,
.case-detail-page .detail-content-section {
  padding-bottom: 4rem;
}

.detail-gallery .detail-gallery-frame {
  height: clamp(420px, 44vw, 680px);
  aspect-ratio: auto;
  box-shadow: none;
  cursor: pointer;
}

.detail-gallery .detail-gallery-slide {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease-in-out;
}

.detail-gallery .detail-gallery-slide.active {
  opacity: 1;
  pointer-events: auto;
}

.detail-gallery .detail-gallery-frame::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 4;
  height: 34%;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.48) 100%);
  pointer-events: none;
}

.detail-gallery-indicators {
  position: absolute;
  left: 50%;
  right: auto;
  bottom: 3rem;
  z-index: 20;
  display: flex;
  justify-content: center;
  gap: 0.875rem;
  padding: 0;
  background: transparent;
  transform: translateX(-50%);
}

.detail-gallery-indicator {
  position: relative;
  display: block;
  width: 72px;
  height: 44px;
  padding: 0;
  border: 0;
  background-color: transparent;
  background-image: linear-gradient(rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.88));
  background-position: center;
  background-repeat: no-repeat;
  background-size: 100% 3px;
  cursor: pointer;
}

.detail-gallery-indicator::before {
  display: none;
}

.detail-gallery-indicator.active {
  background-image: linear-gradient(var(--gh-gold), var(--gh-gold));
}

.detail-gallery-indicator.active::after {
  display: none;
}

@media (min-width: 1024px) {
  .product-detail-page .product-detail-gallery {
    margin-top: 3.25rem;
  }

  .case-detail-page .case-detail-gallery {
    margin-top: 3.25rem;
  }
}

@media (max-width: 640px) {
  .product-detail-page .product-detail-title {
    font-size: 2rem;
  }

  .product-detail-page .detail-copy {
    margin-top: 1.5rem;
    font-size: 0.9375rem;
    line-height: 2;
  }

  .product-detail-page .product-detail-gallery {
    margin-top: 2.5rem;
  }

  .case-detail-page .case-detail-gallery {
    margin-top: 2.5rem;
  }

  .product-detail-page .detail-content-section,
  .case-detail-page .detail-content-section {
    padding-bottom: 2.5rem;
  }

  .detail-gallery-indicators {
    bottom: 1.75rem;
    gap: 0.625rem;
  }

  .detail-gallery-indicator {
    width: 48px;
    height: 34px;
    background-size: 100% 3px;
  }
}

/* Case catalog */
.case-catalog-page .filter-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.5rem;
  border: 1px solid var(--gh-gray-200);
  background-color: transparent;
  color: var(--gh-gray-600);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
}

.case-catalog-page .filter-btn:hover {
  border-color: var(--gh-gold);
  color: var(--gh-gold);
}

.case-catalog-page .filter-btn.active {
  border-color: var(--gh-gold);
  background-color: var(--gh-gold);
  color: var(--gh-white);
}

.case-card {
  overflow: hidden;
  border: 1px solid var(--gh-gray-200);
  background-color: var(--gh-white);
  transition: border-color 0.4s ease, transform 0.5s var(--ease-out-expo), box-shadow 0.5s var(--ease-out-expo);
}

.case-card:hover {
  border-color: var(--gh-gold);
  transform: translateY(-8px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.1);
}

.case-card-image {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.case-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-smooth);
}

.case-card:hover .case-card-image img {
  transform: scale(1.08);
}

.case-card-arrow {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--gh-black);
  opacity: 0;
  transform: translate(-8px, 8px);
  transition: opacity 0.4s ease, transform 0.4s ease, background-color 0.3s ease, color 0.3s ease;
}

.case-card:hover .case-card-arrow {
  opacity: 1;
  transform: translate(0, 0);
  background-color: var(--gh-gold);
  color: var(--gh-white);
}

.featured-case-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.05);
  pointer-events: none;
  transition: opacity 1s var(--ease-smooth), transform 8s linear;
}

.featured-case-slide.active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

.featured-case-slide > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-case-indicator {
  width: 48px;
  height: 2px;
  padding: 0;
  border: 0;
  background-color: rgba(255, 255, 255, 0.35);
  cursor: pointer;
}

.featured-case-indicator.active {
  background-color: var(--gh-gold);
}

.case-category-page .system-anchor {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
  transition: all 0.3s ease;
}

.case-category-page .system-anchor:hover,
.case-category-page .system-anchor.is-active {
  border-color: var(--gh-gold);
  color: var(--gh-gold);
  background-color: rgba(180, 145, 88, 0.1);
}

/* News catalog */
.news-hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
}

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

.news-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.45) 0%, rgba(74, 14, 16, 0.55) 100%);
}

.news-hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
  padding: 0 1.5rem;
}

.news-filter-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.625rem 1.5rem;
  border: 1px solid var(--gh-gray-200);
  background-color: var(--gh-white);
  color: var(--gh-gray-600);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.35s ease;
}

.news-filter-btn:hover,
.news-filter-btn.active {
  border-color: var(--gh-gold);
  color: var(--gh-gold);
  background-color: rgba(180, 145, 88, 0.05);
}

.news-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--gh-gray-200);
  background-color: var(--gh-white);
  transition: transform 0.45s var(--ease-out-expo), box-shadow 0.45s var(--ease-out-expo);
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 55px rgba(0, 0, 0, 0.1);
}

.news-card-image {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.news-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-smooth);
}

.news-card:hover .news-card-image img {
  transform: scale(1.08);
}

.news-card-content {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.5rem;
}

.news-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.75rem;
}

.news-card-date {
  color: var(--gh-gray-600);
  letter-spacing: 0.05em;
}

.news-card-category {
  padding: 0.25rem 0.75rem;
  border: 1px solid rgba(180, 145, 88, 0.35);
  color: var(--gh-gold);
  line-height: 1;
}

.news-card-title {
  margin-bottom: 0.75rem;
  color: var(--gh-black);
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.5;
  transition: color 0.35s ease;
}

.news-card:hover .news-card-title {
  color: var(--gh-gold);
}

.news-card-excerpt {
  flex: 1;
  margin-bottom: 1.25rem;
  color: var(--gh-gray-600);
  font-size: 0.875rem;
  line-height: 1.75;
}

.news-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--gh-bordeaux);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  transition: color 0.35s ease;
}

.news-card:hover .news-card-link {
  color: var(--gh-gold);
}

.news-pagination .pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.news-pagination .pagination > li > a,
.news-pagination .pagination > li > span {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gh-gray-200);
  background-color: var(--gh-white);
  color: var(--gh-gray-600);
}

.news-pagination .pagination > .active > span,
.news-pagination .pagination > li > a:hover {
  border-color: var(--gh-gold);
  background-color: var(--gh-gold);
  color: var(--gh-white);
}

.news-category-page .system-anchor {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
  transition: all 0.3s ease;
}

.news-category-page .system-anchor:hover,
.news-category-page .system-anchor.is-active {
  border-color: var(--gh-gold);
  color: var(--gh-gold);
  background-color: rgba(180, 145, 88, 0.1);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .hero {
    min-height: 600px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .hero-banner,
  .hero.hero-banner {
    width: 100%;
    max-width: 100%;
    height: clamp(320px, 35.4167vw, 363px);
    min-height: 320px;
    aspect-ratio: auto;
  }
}

@media (max-width: 768px) {
  .hero {
    height: 70vh;
    min-height: 500px;
  }

  .hero-title {
    letter-spacing: 0.08em;
    font-size: clamp(1.75rem, 8vw, 3rem);
  }

  .hero-subtitle {
    font-size: 0.8125rem;
    letter-spacing: 0.15em;
  }

  .section-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
    letter-spacing: 0.06em;
  }

  .section-subtitle {
    font-size: 0.9375rem;
  }

  .dual-cta-panel {
    min-height: 360px;
    padding: 3rem 1.5rem;
  }

  .case-main-image {
    aspect-ratio: 4 / 3;
  }

  .mobile-menu {
    gap: 1rem;
  }

  .mobile-menu-link {
    font-size: 1rem;
    padding: 0.625rem 1.25rem;
  }

  .partner-logo {
    height: 80px;
    padding: 0.75rem 1rem;
  }

  .advantage-card {
    padding: 1.75rem 1.25rem;
  }

  /* Inner-page banners use a bounded height instead of aspect-ratio sizing. */
  .hero-banner,
  .hero.hero-banner {
    width: 100%;
    max-width: 100%;
    height: clamp(320px, 65vh, 520px);
    min-height: 320px;
    aspect-ratio: auto;
  }

  .hero-banner .hero-content > div {
    width: 100%;
    max-width: 100%;
  }
}