/* CGN华信官网 - 主样式文件 */
/* CSS Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Brand Colors - New Dark Theme */
  --color-bg-dark: #0A0A0A;
  --color-bg-card: #1A1816;
  --color-gold: #C9A84C;
  --color-gold-hover: #E8C96A;
  --color-gold-subtle: rgba(201, 168, 76, 0.08);
  --color-text-primary: #F5F2ED;
  --color-text-secondary: rgba(245, 242, 237, 0.8);
  --color-text-muted: rgba(245, 242, 237, 0.6);
  
  /* Section Accent Colors */
  --color-media-accent: rgba(26, 58, 92, 0.15);
  --color-merch-accent: rgba(74, 26, 107, 0.15);
  --color-concert-accent: rgba(180, 30, 80, 0.15);
  --color-packaging-accent: rgba(201, 168, 76, 0.08);
  
  /* Legacy Colors for compatibility */
  --primary-color: #C9A84C;
  --primary-light: #E8C96A;
  --primary-dark: #A08030;
  --secondary-color: #B41E50;
  --accent-color: #C9A84C;
  --accent-gold: #C9A84C;
  
  /* Neutral Colors */
  --text-primary: #F5F2ED;
  --text-secondary: rgba(245, 242, 237, 0.8);
  --text-light: rgba(245, 242, 237, 0.6);
  --bg-primary: #0A0A0A;
  --bg-secondary: #1A1816;
  --bg-dark: #0A0A0A;
  --border-color: rgba(245, 242, 237, 0.1);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  
  /* Typography */
  --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-display: 'Bebas Neue', 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 4rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.5);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
  --transition-bounce: cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
}

/* RTL Support */
[dir="rtl"] {
  --font-family: 'Segoe UI', 'Arial', 'Tahoma', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--color-gold);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-gold-hover);
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.container-fluid {
  width: 100%;
  padding: 0 var(--spacing-lg);
}

/* ==================== Header & Navigation ==================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1000;
  transition: all var(--transition-normal);
  border-bottom: 1px solid var(--border-color);
}

.header.scrolled {
  box-shadow: var(--shadow-lg);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding: 0 var(--spacing-xl);
  max-width: 1600px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}

.logo img {
  height: 20px;
  width: auto;
  object-fit: contain;
}

/* Main Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  font-weight: 500;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

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

/* Mega Dropdown Menu */
.mega-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 800px;
  background: rgba(26, 24, 22, 0.98);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(10px);
  transition: all var(--transition-fast);
  padding: var(--spacing-xl);
  z-index: 1001;
}

.nav-item:hover .mega-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.mega-dropdown-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
}

.mega-dropdown-column h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gold);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
}

.mega-dropdown-column ul {
  list-style: none;
}

.mega-dropdown-column li a {
  display: block;
  padding: var(--spacing-xs) 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.mega-dropdown-column li a:hover {
  color: var(--color-gold);
  padding-left: var(--spacing-sm);
}

/* Small Dropdown */
.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: rgba(26, 24, 22, 0.98);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  padding: var(--spacing-sm) 0;
  z-index: 1001;
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: var(--spacing-sm) var(--spacing-lg);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.dropdown-item:hover {
  background: var(--color-gold-subtle);
  color: var(--color-gold);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* Quote Button */
.btn-quote {
  background: var(--color-gold);
  color: var(--bg-dark);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-quote:hover {
  background: var(--color-gold-hover);
  transform: translateY(-2px);
}

/* Language Selector */
.language-selector {
  position: relative;
}

.language-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.language-btn:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.language-dropdown {
  position: absolute;
  top: calc(100% + var(--spacing-sm));
  right: 0;
  min-width: 150px;
  background: rgba(26, 24, 22, 0.98);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  padding: var(--spacing-sm) 0;
  z-index: 1002;
}

.language-selector:hover .language-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.language-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.language-option:hover {
  background: var(--color-gold-subtle);
  color: var(--color-gold);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--spacing-sm);
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-fast);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-primary);
  padding: var(--spacing-xl);
  overflow-y: auto;
  z-index: 999;
}

.mobile-nav.active {
  display: block;
}

/* ==================== Hero Section ==================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0A0A0A;
  color: #F5F2ED;
  padding-top: 64px;
  overflow: hidden;
}

.hero-video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

/* Hero Slideshow */
.hero-slideshow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
}

.hero-slide.active {
  opacity: 0.5;
}

.hero-mobile-poster {
  display: none;
}

@keyframes heroSlideFade {
  0%, 33.33% { opacity: 0.5; }
  38.33%, 100% { opacity: 0; }
}

.hero-slideshow .hero-slide:nth-child(1) {
  animation: heroSlideFade 12s infinite;
}

.hero-slideshow .hero-slide:nth-child(2) {
  animation: heroSlideFade 12s infinite 4s;
}

.hero-slideshow .hero-slide:nth-child(3) {
  animation: heroSlideFade 12s infinite 8s;
}

/* Video Overlay - Multi-layer gradient */
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    linear-gradient(to top, rgba(10, 10, 10, 0.90) 0%, rgba(10, 10, 10, 0.60) 35%, rgba(10, 10, 10, 0.30) 65%, rgba(10, 10, 10, 0.15) 100%),
    linear-gradient(to bottom, rgba(10, 10, 10, 0.50) 0%, transparent 120px);
  z-index: 1;
}

/* Gold ambient glow */
.hero-gold-glow {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 60%;
  background: radial-gradient(ellipse at 50% 80%, rgba(201, 168, 76, 0.06) 0%, transparent 60%);
  z-index: 2;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 1200px;
  padding: var(--spacing-4xl) var(--spacing-xl);
  width: 100%;
  text-align: center;
}

/* Hero Title Animation */
.hero-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  margin-bottom: 20px;
  color: #F5F2ED;
  line-height: 1.2;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0;
  transform: translateY(20px);
  animation: heroFadeIn 0.6s ease-out 0.3s forwards;
}

.hero-title .highlight {
  color: #C9A84C;
}

/* Hero Subtitle Group */
.hero-subtitle-group {
  max-width: 800px;
  margin: 0 auto 32px;
}

.hero-subtitle {
  font-size: 20px;
  font-weight: 500;
  color: #F5F2ED;
  line-height: 1.8;
  opacity: 0;
  transform: translateY(15px);
  animation: heroFadeIn 0.5s ease-out 0.45s forwards;
}

.hero-subtitle-secondary {
  font-size: 16px;
  font-weight: 400;
  color: rgba(245, 242, 237, 0.8);
}

.hero-divider {
  width: 60%;
  height: 1px;
  margin: 12px auto;
  background: linear-gradient(to right, transparent, rgba(201, 168, 76, 0.3), transparent);
}

.hero-highlight {
  color: #C9A84C;
  font-weight: 600;
}

/* Hero Buttons Animation */
.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
  opacity: 0;
  transform: translateY(10px);
  animation: heroFadeIn 0.4s ease-out 0.6s forwards;
}

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

/* Hero Stats */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
  opacity: 0;
  animation: heroFadeIn 0.5s ease-out 0.8s forwards;
}

/* Ensure counter is visible */
.counter {
  display: inline;
  color: #C9A84C;
}

.stat-card {
  background: rgba(245, 242, 237, 0.06);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(201, 168, 76, 0.12);
  border-radius: 8px;
  padding: 20px 16px;
  text-align: center;
  transition: all var(--transition-normal);
}

.stat-card:hover {
  background: rgba(245, 242, 237, 0.1);
  transform: translateY(-4px);
}

.stat-label {
  font-size: 12px;
  font-weight: 400;
  color: #A09A93;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 400;
  color: #C9A84C;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-unit {
  font-size: 0.4em;
  font-weight: 600;
  color: #C9A84C;
}

.stat-divider {
  width: 40px;
  height: 1px;
  background: rgba(201, 168, 76, 0.15);
  margin: 8px auto;
}

.stat-desc {
  font-size: 12px;
  font-weight: 400;
  color: rgba(245, 242, 237, 0.6);
  line-height: 1.5;
}

/* Scroll Indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: #C9A84C;
  opacity: 0.5;
  animation: scrollBounce 1.5s infinite;
  z-index: 10;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* Hero Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-base);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
}

.btn-lg {
  height: 48px;
  padding: 0 var(--spacing-2xl);
  font-size: 16px;
  font-weight: 600;
  border-radius: 4px;
  min-width: 180px;
}

.btn-primary {
  background: #C9A84C;
  color: #0A0A0A;
  border-color: #C9A84C;
}

.btn-primary:hover {
  background: #E8C96A;
  border-color: #E8C96A;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(201, 168, 76, 0.3);
}

.btn-primary:active {
  background: #B8973B;
  transform: scale(0.98);
}

.btn-secondary {
  background: transparent;
  color: #C9A84C;
  border-color: #C9A84C;
}

.btn-secondary:hover {
  background: rgba(201, 168, 76, 0.12);
}

.btn-outline {
  background: transparent;
  color: #F5F2ED;
  border: 1px solid #C9A84C;
}

.btn-outline:hover {
  background: rgba(201, 168, 76, 0.12);
  border-color: #C9A84C;
}

.btn-outline:active {
  border-width: 2px;
  transform: scale(0.98);
}

.btn-sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
}

/* Tablet Responsive (768-1279px) */
@media (max-width: 1279px) {
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .stat-number {
    font-size: 48px;
  }
}

/* Mobile Responsive (<768px) */
@media (max-width: 767px) {
  .hero {
    min-height: auto;
    padding-top: 64px;
    padding-bottom: 40px;
  }
  
  .hero-slide {
    display: none;
  }
  
  .hero-mobile-poster {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50%;
    object-fit: cover;
    opacity: 0.5;
  }
  
  .hero-overlay {
    background: 
      linear-gradient(to top, rgba(10, 10, 10, 0.95) 0%, rgba(10, 10, 10, 0.7) 40%, rgba(10, 10, 10, 0.5) 70%, rgba(10, 10, 10, 0.3) 100%);
  }
  
  .hero-content {
    padding: var(--spacing-2xl) 20px;
    text-align: left;
  }
  
  .hero-title {
    font-size: 28px;
    text-align: left;
  }
  
  .hero-subtitle {
    font-size: 16px;
    text-align: left;
  }
  
  .hero-subtitle-secondary {
    font-size: 14px;
  }
  
  .hero-divider {
    width: 100%;
    margin: 10px 0;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 12px;
  }
  
  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }
  
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  .stat-card {
    padding: 16px 12px;
  }
  
  .stat-number {
    font-size: 40px;
  }
  
  .stat-desc {
    display: none;
  }
  
  .stat-divider {
    display: none;
  }
  
  .hero-scroll-indicator {
    display: none;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .hero-slide {
    animation: none !important;
    opacity: 0.5;
  }
  
  .hero-slide:first-child {
    opacity: 0.5;
  }
  
  .hero-title,
  .hero-subtitle,
  .hero-buttons,
  .hero-stats {
    animation: none !important;
    opacity: 1;
    transform: none;
  }
  
  .hero-scroll-indicator {
    animation: none;
  }
}

/* ==================== Section Styles ==================== */
.section {
  padding: var(--spacing-4xl) 0;
  background: var(--bg-dark);
}

.section-dark {
  background: var(--bg-card);
}

.section-gray {
  background: var(--bg-secondary);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-3xl);
}

.section-title {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--color-gold);
  border-radius: var(--radius-full);
}

.section-subtitle {
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
}

/* ==================== Client Types Section ==================== */
.client-types {
  background: var(--bg-dark);
  padding: var(--spacing-4xl) 0;
}

.client-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.client-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.client-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-gold);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.client-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold);
}

.client-card:hover::before {
  transform: scaleX(1);
}

.client-icon {
  font-size: 48px;
  margin-bottom: var(--spacing-md);
}

.client-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.client-need {
  font-size: var(--font-size-sm);
  color: var(--color-gold);
  margin-bottom: var(--spacing-sm);
}

.client-ability {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
}

.client-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-gold);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.client-link:hover {
  gap: var(--spacing-sm);
}

/* ==================== Comparison Table ==================== */
.comparison-section {
  background: var(--bg-card);
  padding: var(--spacing-4xl) 0;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.comparison-table th,
.comparison-table td {
  padding: var(--spacing-lg);
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
  background: var(--bg-card);
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.comparison-table th.highlight {
  background: var(--color-gold-subtle);
  color: var(--color-gold);
}

.comparison-table td {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
}

.comparison-table td.highlight {
  background: var(--color-gold-subtle);
  color: var(--color-gold);
  font-weight: 600;
}

.comparison-table .check {
  color: var(--color-gold);
  font-size: var(--font-size-xl);
}

.comparison-table .cross {
  color: var(--color-text-muted);
  font-size: var(--font-size-xl);
}

/* ==================== Capabilities Section ==================== */
.capabilities-section {
  background: var(--bg-dark);
  padding: var(--spacing-4xl) 0;
}

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

/* 响应式：平板设备两列 */
@media (max-width: 1024px) {
  .capabilities-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 响应式：移动设备一列 */
@media (max-width: 640px) {
  .capabilities-grid {
    grid-template-columns: 1fr;
  }
}

.capability-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
  position: relative;
}

.capability-card:hover {
  transform: translateY(-4px);
  border-top: 2px solid var(--color-gold);
}

.capability-number {
  font-family: var(--font-display);
  font-size: 48px;
  color: var(--color-gold);
  margin-bottom: var(--spacing-md);
  opacity: 0.5;
}

.capability-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.capability-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ==================== Solutions Section ==================== */
.solutions-section {
  background: var(--bg-dark);
  padding: var(--spacing-4xl) 0;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

/* 响应式：平板设备两列 */
@media (max-width: 1024px) {
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 响应式：移动设备一列 */
@media (max-width: 640px) {
  .solutions-grid {
    grid-template-columns: 1fr;
  }
}

.solution-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.solution-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold);
  box-shadow: 0 12px 40px rgba(201, 168, 76, 0.15);
}

.solution-image-wrapper {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.solution-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.solution-card:hover .solution-image {
  transform: scale(1.05);
}

.solution-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.solution-content {
  padding: var(--spacing-lg);
}

.solution-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.solution-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

.solution-specs {
  display: flex;
  gap: 1rem;
  margin-bottom: var(--spacing-md);
  font-size: 0.75rem;
}

.solution-specs span:first-child {
  color: var(--brand-gold);
}

.solution-specs span:last-child {
  color: var(--color-text-muted);
}

.solution-link {
  display: inline-flex;
  align-items: center;
  color: var(--brand-gold);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.solution-link:hover {
  color: #E5C066;
  transform: translateX(4px);
}

.solution-link::after {
  content: '→';
  margin-left: 4px;
  transition: transform var(--transition-fast);
}

.solution-link:hover::after {
  transform: translateX(4px);
}

/* ==================== Carousel Section - Enhanced ==================== */
.carousel-section {
  background: var(--bg-card);
  padding: var(--spacing-4xl) 0;
  overflow: hidden;
  position: relative;
}

.carousel-section::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 100px;
  background: linear-gradient(90deg, var(--bg-card) 0%, transparent 100%);
  z-index: 10;
  pointer-events: none;
}

.carousel-section::after {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 100px;
  background: linear-gradient(-90deg, var(--bg-card) 0%, transparent 100%);
  z-index: 10;
  pointer-events: none;
}

.carousel-container {
  display: flex;
  gap: var(--spacing-xl);
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: var(--spacing-lg) var(--spacing-xl);
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
}

.carousel-container::-webkit-scrollbar {
  height: 6px;
}

.carousel-container::-webkit-scrollbar-track {
  background: rgba(201, 168, 76, 0.1);
  border-radius: var(--radius-full);
}

.carousel-container::-webkit-scrollbar-thumb {
  background: var(--color-gold);
  border-radius: var(--radius-full);
}

.carousel-track {
  display: flex;
  gap: var(--spacing-xl);
}

.carousel-card {
  min-width: 380px;
  max-width: 420px;
  background: linear-gradient(145deg, rgba(26, 24, 22, 0.95) 0%, rgba(15, 15, 15, 0.98) 100%);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(201, 168, 76, 0.15);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  scroll-snap-align: start;
  position: relative;
}

.carousel-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.carousel-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(201, 168, 76, 0.1);
}

.carousel-card:hover::before {
  opacity: 1;
}

.carousel-image {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.carousel-card:hover .carousel-image {
  transform: scale(1.05);
}

.carousel-image-wrapper {
  overflow: hidden;
  position: relative;
}

.carousel-image-wrapper::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(transparent, rgba(15, 15, 15, 0.95));
}

.carousel-content {
  padding: var(--spacing-xl);
  position: relative;
}

.carousel-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
  font-weight: 600;
  line-height: 1.3;
}

.carousel-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
}

.carousel-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-gold);
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.carousel-link:hover {
  gap: var(--spacing-md);
  color: var(--color-gold-hover);
}

.carousel-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.carousel-prev,
.carousel-next {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: transparent;
  border: 2px solid var(--color-gold);
  color: var(--color-gold);
  font-size: var(--font-size-2xl);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-prev:hover,
.carousel-next:hover {
  background: var(--color-gold);
  color: var(--bg-dark);
}

.carousel-dots {
  display: flex;
  gap: var(--spacing-sm);
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--border-color);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.carousel-dot.active {
  background: var(--color-gold);
  width: 30px;
}

/* ==================== Process Steps - Enhanced ==================== */
.process-section {
  background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(26, 58, 92, 0.08) 50%, var(--bg-dark) 100%);
  padding: var(--spacing-4xl) 0;
  position: relative;
}

.process-timeline {
  margin-bottom: var(--spacing-3xl);
}

.process-infographic {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 44px;
  left: 10%;
  right: 10%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-gold), var(--color-gold), transparent);
  opacity: 0.5;
}

.process-step {
  text-align: center;
  position: relative;
  padding: var(--spacing-xl);
  background: rgba(26, 24, 22, 0.5);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  transition: all 0.4s ease;
}

.process-step:hover {
  transform: translateY(-8px);
  border-color: var(--color-gold);
  background: rgba(26, 24, 22, 0.8);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.process-number {
  width: 88px;
  height: 88px;
  background: linear-gradient(135deg, var(--color-gold) 0%, #A08030 100%);
  border: none;
  color: var(--bg-dark);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin: 0 auto var(--spacing-lg);
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 20px rgba(201, 168, 76, 0.3);
  transition: all 0.4s ease;
}

.process-step:hover .process-number {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(201, 168, 76, 0.5);
}

.process-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
  font-weight: 600;
}

.process-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ==================== Cases Section ==================== */
.cases-section {
  background: var(--bg-card);
  padding: var(--spacing-4xl) 0;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.case-card {
  background: var(--bg-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.case-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-gold);
}

.case-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: #000;
}

.case-content {
  padding: var(--spacing-xl);
}

.case-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--color-gold-subtle);
  color: var(--color-gold);
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
}

.case-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.case-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ==================== Trust Section - Enhanced ==================== */
.trust-section {
  background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(26, 24, 22, 0.95) 100%);
  padding: var(--spacing-4xl) 0;
  position: relative;
}

.trust-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.3), transparent);
}

.trust-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  margin-top: var(--spacing-2xl);
}

.trust-certifications {
  background: rgba(26, 24, 22, 0.6);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  border: 1px solid var(--border-color);
}

.trust-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-xl);
}

.cert-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.cert-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: rgba(201, 168, 76, 0.05);
  border-radius: var(--radius-md);
  border: 1px solid rgba(201, 168, 76, 0.1);
  transition: all var(--transition-fast);
}

.cert-item:hover {
  background: rgba(201, 168, 76, 0.1);
  border-color: var(--color-gold);
}

.cert-icon {
  color: var(--color-gold);
  font-weight: 700;
  font-size: var(--font-size-lg);
}

.trust-partners {
  background: rgba(26, 24, 22, 0.6);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.partners-note {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-lg);
  text-align: center;
}

.partners-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-3xl);
}

.partner-logo {
  height: 40px;
  filter: grayscale(100%) brightness(0.7);
  transition: all var(--transition-fast);
  opacity: 0.6;
}

.partner-logo:hover {
  filter: none;
  opacity: 1;
}

.certifications {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  flex-wrap: wrap;
}

.cert-badge {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.cert-icon {
  font-size: 24px;
  color: var(--color-gold);
}

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

/* ==================== News Section ==================== */
.news-section {
  background: var(--bg-card);
  padding: var(--spacing-4xl) 0;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.news-card {
  background: var(--bg-dark);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.news-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
}

.news-category {
  font-size: var(--font-size-xs);
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-sm);
}

.news-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.news-excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ==================== Global Network - Enhanced ==================== */
.global-section {
  background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(26, 58, 92, 0.1) 50%, var(--bg-dark) 100%);
  padding: var(--spacing-4xl) 0;
  position: relative;
}

.global-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 20% 30%, rgba(201, 168, 76, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(201, 168, 76, 0.05) 0%, transparent 40%);
  pointer-events: none;
}

.global-map {
  position: relative;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto var(--spacing-3xl);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.global-map::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 1px solid rgba(201, 168, 76, 0.2);
  border-radius: var(--radius-xl);
  pointer-events: none;
}

.global-image {
  width: 100%;
  display: block;
  transition: transform 0.6s ease;
}

.global-map:hover .global-image {
  transform: scale(1.02);
}

.global-nodes {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-lg);
  text-align: center;
}

.node-card {
  padding: var(--spacing-xl);
  background: rgba(26, 24, 22, 0.6);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.node-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.node-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-6px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.node-card:hover::before {
  opacity: 1;
}

.node-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--spacing-md);
  background: rgba(201, 168, 76, 0.1);
  border: 1px solid rgba(201, 168, 76, 0.3);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gold);
  transition: all var(--transition-fast);
}

.node-card:hover .node-icon {
  background: var(--color-gold);
  color: var(--bg-dark);
}

.node-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.node-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.network-section {
  background: var(--bg-dark);
  padding: var(--spacing-4xl) 0;
}

.network-map {
  position: relative;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto var(--spacing-3xl);
}

.network-map img {
  width: 100%;
  border-radius: var(--radius-lg);
}

.network-nodes {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-lg);
  text-align: center;
}

.network-node {
  padding: var(--spacing-lg);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.network-node:hover {
  border-color: var(--color-gold);
}

.network-node h4 {
  color: var(--color-gold);
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-xs);
}

.network-node p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* ==================== CTA Section ==================== */
.cta-section {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-dark) 100%);
  text-align: center;
  padding: var(--spacing-4xl) var(--spacing-xl);
  border-top: 1px solid var(--border-color);
}

.cta-title {
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
}

.cta-subtitle {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* ==================== Cards ==================== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.card {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.card:hover {
  transform: translateY(-8px);
  border-color: var(--color-gold);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-content {
  padding: var(--spacing-xl);
}

.card-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.card-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-gold);
  font-weight: 600;
}

.card-link:hover {
  gap: var(--spacing-sm);
}

/* ==================== Footer ==================== */
.footer {
  background: var(--bg-dark);
  color: var(--color-text-primary);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  border-top: 1px solid var(--border-color);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-column {
  min-width: 0;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  margin-bottom: var(--spacing-lg);
}

.footer-logo img {
  height: 20px;
  filter: brightness(0) invert(1);
}

.footer-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
}

.footer-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-primary);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-gold);
  display: inline-block;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-link {
  display: block;
  padding: var(--spacing-xs) 0;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  font-size: var(--font-size-sm);
  text-decoration: none;
}

.footer-link:hover {
  color: var(--color-gold);
  padding-left: var(--spacing-sm);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

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

.footer-legal {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-legal a {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  text-decoration: none;
}

.footer-legal a:hover {
  color: var(--color-gold);
}

/* ==================== Page Header ==================== */
.page-header {
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-card) 100%);
  color: var(--color-text-primary);
  padding: calc(64px + var(--spacing-3xl)) 0 var(--spacing-3xl);
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

.page-title {
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
}

.page-breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.page-breadcrumb a {
  color: var(--color-text-muted);
}

.page-breadcrumb a:hover {
  color: var(--color-gold);
}

/* ==================== Forms ==================== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-family: inherit;
  color: var(--color-text-primary);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

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

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.form-section {
  margin-bottom: var(--spacing-2xl);
}

.form-section-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
  color: var(--color-text-primary);
}

/* ==================== Accordion ==================== */
.accordion {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--border-color);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  cursor: pointer;
  background: var(--bg-card);
  transition: all var(--transition-fast);
}

.accordion-header:hover {
  background: var(--bg-secondary);
}

.accordion-title {
  font-weight: 500;
  color: var(--color-text-primary);
}

.accordion-icon {
  color: var(--color-gold);
  transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  display: none;
  padding: var(--spacing-lg);
  background: var(--bg-dark);
}

.accordion-item.active .accordion-content {
  display: block;
}

/* ==================== Badge ==================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
}

.badge-primary {
  background: var(--color-gold);
  color: var(--bg-dark);
}

.badge-secondary {
  background: var(--color-gold-subtle);
  color: var(--color-gold);
}

.badge-new {
  background: var(--secondary-color);
  color: white;
}

/* ==================== Utilities ==================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-gold { color: var(--color-gold); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }

.bg-dark { background-color: var(--bg-dark); }
.bg-card { background-color: var(--bg-card); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.hidden { display: none; }
.visible { display: block; }

/* ==================== Animations ==================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes countUp {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fade-in {
  animation: fadeInUp 0.6s var(--transition-bounce) forwards;
}

/* Scroll Animation Classes */
[data-animate] {
  opacity: 0;
}

[data-animate].animated {
  animation: fadeInUp 0.6s var(--transition-bounce) forwards;
}

/* ==================== Responsive Design ==================== */
@media (max-width: 1200px) {
  .mega-dropdown {
    min-width: 700px;
  }
  
  .mega-dropdown-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
  }
  
  .process-grid::before {
    display: none;
  }
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-brand {
    grid-column: span 2;
    max-width: none;
  }
  
  .network-nodes {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.5rem;
    --font-size-3xl: 1.25rem;
  }
  
  .header-container {
    height: 64px;
    padding: 0 var(--spacing-md);
  }
  
  .main-nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .hero-content {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }
  
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stat-number {
    font-size: 48px;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .section {
    padding: var(--spacing-3xl) 0;
  }
  
  .client-grid {
    grid-template-columns: 1fr;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-brand {
    grid-column: span 1;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .process-grid {
    grid-template-columns: 1fr;
  }
  
  .network-nodes {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .comparison-table {
    font-size: var(--font-size-sm);
  }
  
  .comparison-table th,
  .comparison-table td {
    padding: var(--spacing-sm);
  }
  
  .mega-dropdown {
    min-width: 100%;
    left: 0;
    transform: none;
  }
  
  .mega-dropdown-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
  }
  
  .stat-number {
    font-size: 40px;
  }
  
  .network-nodes {
    grid-template-columns: 1fr;
  }
  
  .news-grid {
    grid-template-columns: 1fr;
  }
  
  .cases-grid {
    grid-template-columns: 1fr;
  }
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .mobile-nav {
    display: none;
  }
  
  .hero {
    min-height: auto;
    padding: var(--spacing-xl);
  }
  
  .section {
    padding: var(--spacing-xl) 0;
  }
  
  body {
    background: white;
    color: black;
  }
}

/* ==================== Navigation Arrow Styles ==================== */
.nav-link .arrow,
.language-btn .arrow {
  display: inline-block;
  font-size: 10px;
  transition: transform var(--transition-fast);
  margin-left: 4px;
}

.nav-item:hover .nav-link .arrow,
.language-selector:hover .language-btn .arrow {
  transform: rotate(180deg);
}

/* ==================== RTL Support for Arabic ==================== */
[dir="rtl"] {
  text-align: right;
}

[dir="rtl"] .footer-link:hover {
  padding-left: 0;
  padding-right: var(--spacing-sm);
}

[dir="rtl"] .mega-dropdown-column li a:hover {
  padding-left: 0;
  padding-right: var(--spacing-sm);
}

[dir="rtl"] .dropdown {
  left: auto;
  right: 50%;
  transform: translateX(50%) translateY(10px);
}

[dir="rtl"] .nav-item:hover .dropdown {
  transform: translateX(50%) translateY(0);
}

[dir="rtl"] .language-dropdown {
  right: auto;
  left: 0;
}

[dir="rtl"] .nav-link .arrow,
[dir="rtl"] .language-btn .arrow {
  margin-left: 0;
  margin-right: 4px;
}

[dir="rtl"] .footer-legal {
  flex-direction: row-reverse;
}

[dir="rtl"] .header-container {
  flex-direction: row-reverse;
}

[dir="rtl"] .main-nav {
  flex-direction: row-reverse;
}

[dir="rtl"] .header-actions {
  flex-direction: row-reverse;
}

/* ==================== Footer Responsive Updates ==================== */
@media (max-width: 1279px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
  }
  
  .mega-dropdown {
    min-width: 700px;
  }
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-legal {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
  }
  
  .mega-dropdown {
    min-width: 100%;
    left: 0;
    transform: none;
  }
  
  .mega-dropdown-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .language-selector .language-btn span:last-child {
    display: none;
  }
}

/* ==================== Mobile Navigation Enhancements ==================== */
.mobile-dropdown-group {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
}

.mobile-dropdown-group:last-child {
  border-bottom: none;
}

.mobile-dropdown-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gold);
  padding: var(--spacing-sm) var(--spacing-lg);
  margin-top: var(--spacing-sm);
}

.mobile-nav-actions {
  padding: var(--spacing-lg);
  margin-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

.btn-block {
  display: block;
  width: 100%;
  text-align: center;
}