:root {
  --primary: #0066cc;
  --primary-color: #0066cc;
  --secondary-color: #0a2540;
  --primary-hover: #004c99;
  --bg-color: #ffffff;
  --bg-secondary: #f8f9fa;
  --text-main: #333333;
  --text-muted: #666666;
  --text-light: #999999;
  --border-color: #e0e0e0;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --white: #ffffff;
  --black: #000000;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --h1-size: 3rem;
  --h2-size: 2.25rem;
  --h3-size: 1.5rem;
  --body-size: 1rem;
  --small-size: 0.875rem;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Z-index layers */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-tooltip: 600;
  --z-floating: 700;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  color: var(--text-main);
  background-color: var(--bg-color);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--text-main);
}

h1 { font-size: var(--h1-size); }
h2 { font-size: var(--h2-size); }
h3 { font-size: var(--h3-size); }

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-muted);
}

.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: 4px;
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  font-size: var(--body-size);
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.2);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--white);
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--white);
}

.btn-outline-light:hover {
  background-color: var(--white);
  color: var(--text-main);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

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

.section {
  padding: var(--spacing-xl) 0;
}

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

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background-color: var(--primary-color);
  margin: var(--spacing-sm) auto 0;
}

.text-primary {
  color: var(--primary-color);
}

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-left::after {
  margin: var(--spacing-sm) 0 0;
}

.mt-4 {
  margin-top: 1rem;
}

.mt-8 {
  margin-top: 2rem;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--white);
  transition: all var(--transition-normal);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  border-bottom-color: var(--border-color);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  transition: height var(--transition-normal);
}

.header.scrolled .header-container {
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
}

.logo-text {
  letter-spacing: -0.5px;
}

.logo-highlight {
  color: var(--primary-color);
  font-weight: 400;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-list {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-weight: 500;
  color: var(--text-main);
  position: relative;
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color);
}

.has-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: -1rem;
  background-color: var(--white);
  min-width: 200px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  z-index: 100;
}

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

.dropdown-link {
  display: block;
  padding: 0.75rem 1.5rem;
  color: var(--text-main);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.dropdown-link:hover {
  background-color: var(--bg-secondary);
  color: var(--primary-color);
  padding-left: 2rem;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-main);
  font-size: 1.5rem;
}

/* Footer */
.footer {
  background-color: #0b1120;
  color: var(--white);
  padding: var(--spacing-xl) 0 0;
  margin-top: auto;
}

.footer-container {
  display: flex;
  flex-direction: column;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.5px;
}

.footer-logo .logo-highlight {
  color: var(--primary-color);
  font-weight: 400;
  opacity: 1;
}

.footer-desc {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-md);
  max-width: 400px;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--white);
  transition: all var(--transition-fast);
}

.social-links a:hover {
  background-color: var(--white);
  color: var(--primary-color);
  transform: translateY(-2px);
}

.footer-title {
  font-size: 1.125rem;
  color: var(--white);
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: rgba(255, 255, 255, 0.5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--white);
  transform: translateX(4px);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: rgba(255, 255, 255, 0.8);
}

.footer-contact svg {
  margin-top: 0.25rem;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-md) 0;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--small-size);
}

/* Page Header */
.page-header {
  position: relative;
  height: 300px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  overflow: hidden;
}

.page-header-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0, 102, 204, 0.8), rgba(10, 37, 64, 0.8));
  z-index: 1;
}

.page-header-content {
  position: relative;
  z-index: 2;
}

.page-title {
  color: var(--white);
  font-size: 3rem;
  margin-bottom: 0.5rem;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.page-subtitle {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Category Tabs */
.category-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.category-tab {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.5rem 1.5rem;
  border-radius: 30px;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.category-tab:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.category-tab.active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
  box-shadow: 0 4px 10px rgba(0, 102, 204, 0.2);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 3rem;
}

.pagination-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--white);
  color: var(--text-main);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.pagination-btn.active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
}

.pagination-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Layout */
.layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.main-content {
  flex: 1;
  padding-top: 80px;
}

/* Responsive */
@media (max-width: 1024px) {
  :root {
    --h1-size: 2.5rem;
    --h2-size: 2rem;
    --spacing-xl: 4rem;
  }
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --h1-size: 2rem;
    --h2-size: 1.75rem;
    --h3-size: 1.25rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
  }
  
  .section {
    padding: var(--spacing-lg) 0;
  }

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

  .nav {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem;
    gap: 2rem;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.05);
  }

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

  .nav-list {
    flex-direction: column;
    width: 100%;
    gap: 1rem;
  }

  .nav-link {
    display: flex;
    justify-content: space-between;
    width: 100%;
    font-size: 1.125rem;
    padding: 0.5rem 0;
  }

  .dropdown-menu {
    position: static;
    box-shadow: none;
    background-color: transparent;
    padding: 0;
    margin-top: 0;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .dropdown-link {
    padding: 0.75rem 1rem;
    font-size: 1rem;
    color: var(--text-muted);
  }

  .page-header {
    height: 200px;
  }
  
  .page-title {
    font-size: 2rem;
  }
  
  .page-subtitle {
    font-size: 1rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

/* Home Page Specific Styles */
.home {
  width: 100%;
}

/* Hero Slider Section */
.hero-slider {
  position: relative;
  height: 600px;
  width: 100%;
  overflow: hidden;
  background-color: var(--bg-secondary);
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.hero-slide-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-slide.active {
  opacity: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;

  z-index: 1;
}

.hero-slider-container {
  position: relative;
  z-index: 2;
}

.hero-slider-content {
  max-width: 600px;
  color: var(--white);
}

.hero-slider-title {
  font-size: 3.5rem;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--white);
  letter-spacing: -1px;
}

.hero-slider-subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: var(--spacing-xl);
}

.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--white);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all var(--transition-fast);
  backdrop-filter: blur(4px);
  font-size: 1.5rem;
}

.slider-nav:hover {
  background: var(--primary-color);
}

.slider-nav.prev {
  left: 2rem;
}

.slider-nav.next {
  right: 2rem;
}

.slider-dots {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 10;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slider-dot.active {
  background: var(--primary-color);
  transform: scale(1.2);
}

/* About Section */
.about-section {
  background-color: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.about-heading {
  color: var(--primary-color);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.about-subheading {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: var(--spacing-md);
}

.about-desc {
  font-size: 1.0625rem;
  margin-bottom: var(--spacing-sm);
  line-height: 1.8;
}

.about-image-wrapper {
  position: relative;
}

.about-image {
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.about-features {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background-color: var(--white);
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 500;
  color: var(--text-main);
}

.feature-icon {
  color: var(--primary-color);
}

/* Products Section */
.products-grid {
  display: block;
}

/* Product Tab Content */
.product-tab-content {
  display: none;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.product-tab-content.active {
  display: grid;
}

.product-card {
  background-color: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-normal);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.product-image-container {
  
  overflow: hidden;
  background-color: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

.product-info {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  align-items: center;
  text-align: center;
}

.product-name {
  font-size: 1.125rem;
  margin-bottom: 1rem;
  flex: 1;
}

/* Process Section */
.process-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  row-gap: 3rem;
  width: 100%;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  width: 100%;
}

.process-connector {
  position: absolute;
  top: 40px;
  left: calc(50% + 40px);
  width: calc(100% - 80px);
  height: 2px;
  background-color: var(--border-color);
  z-index: 1;
}

.process-connector::after {
  content: '';
  position: absolute;
  right: 0;
  top: -4px;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 5px solid var(--border-color);
}

.process-grid > div:nth-child(6n) .process-connector {
  display: none;
}

.process-icon-box {
  width: 80px;
  height: 80px;
  border: 2px solid var(--border-color);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  background-color: var(--white);
  transition: all var(--transition-normal);
  position: relative;
  z-index: 2;
}

.process-step:hover .process-icon-box {
  border-color: var(--primary-color);
  box-shadow: 0 10px 20px rgba(0, 102, 204, 0.1);
  transform: translateY(-5px);
}

.process-emoji {
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
}

.process-emoji i {
  font-size: 2rem;
}

.process-name {
  font-weight: 500;
  color: var(--text-main);
  text-align: center;
  font-size: 0.875rem;
}

/* News Section */
.news-section {
  background-color: var(--bg-secondary);
}

.news-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2rem;
}

.news-featured-wrapper {
  height: 100%;
}

.news-featured {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  text-decoration: none;
}

.news-featured:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.news-featured-image {
  position: relative;
  flex: 1;
  min-height: 300px;
  overflow: hidden;
}

.news-featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.news-featured:hover .news-featured-image img {
  transform: scale(1.05);
}

.news-date-badge {
  position: absolute;
  bottom: 0;
  left: 1.5rem;
  background: var(--primary-color);
  color: var(--white);
  padding: 0.5rem 1rem;
  text-align: center;
  border-radius: 8px 8px 0 0;
  z-index: 2;
}

.news-date-badge .day {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}

.news-date-badge .month-year {
  display: block;
  font-size: 0.75rem;
  opacity: 0.9;
  margin-top: 0.25rem;
}

.news-featured-content {
  padding: 2rem;
  background: var(--white);
  display: flex;
  flex-direction: column;
}

.news-featured-title {
  font-size: 1.5rem;
  color: var(--text-main);
  margin-bottom: 1rem;
  line-height: 1.4;
  transition: color var(--transition-fast);
}

.news-featured:hover .news-featured-title {
  color: var(--primary-color);
}

.news-featured-desc {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--primary-color);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: gap var(--transition-fast);
  text-decoration: none;
  margin-top: auto;
}

.news-featured:hover .news-link {
  gap: 0.5rem;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  justify-content: space-between;
}

.news-list-item {
  display: flex;
  gap: 1.5rem;
  background: var(--white);
  border-radius: 12px;
  padding: 1rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
  transition: all var(--transition-normal);
  text-decoration: none;
  align-items: center;
  flex: 1;
}

.news-list-item:hover {
  transform: translateX(5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.news-list-image {
  width: 140px;
  height: 140px;
  border-radius: 8px;
  overflow: hidden;
  flex-shrink: 0;
}

.news-list-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.news-list-item:hover .news-list-image img {
  transform: scale(1.1);
}

.news-list-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.news-list-date {
  font-size: 0.875rem;
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.news-list-title {
  font-size: 1.125rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
  line-height: 1.4;
  transition: color var(--transition-fast);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-list-item:hover .news-list-title {
  color: var(--primary-color);
}

.news-list-desc {
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* CTA Section */
.cta-section {
  position: relative;
  background-image: url('https://picsum.photos/seed/ctabg/1920/600');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding: 5rem 0;
  color: var(--white);
}

.cta-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(11, 17, 32, 0.9) 0%, rgba(0, 102, 204, 0.8) 100%);
  z-index: 1;
}

.cta-section .container {
  position: relative;
  z-index: 2;
}

.cta-content-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  padding: 3rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.cta-text {
  max-width: 600px;
  text-align: left;
}

.cta-title {
  color: var(--white);
  font-size: 2.25rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.cta-desc {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.125rem;
  line-height: 1.6;
  margin: 0;
}

.cta-action {
  flex-shrink: 0;
  margin-left: 2rem;
}

.cta-btn-new {
  display: inline-block;
  background-color: var(--white);
  color: var(--primary-color);
  font-weight: 700;
  padding: 1.25rem 3rem;
  font-size: 1.125rem;
  border-radius: 50px;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
  white-space: nowrap;
}

.cta-btn-new:hover {
  background-color: var(--primary-color);
  color: var(--white);
  transform: translateY(-3px);
  box-shadow: 0 15px 25px rgba(0, 0, 0, 0.2);
}

/* Home Page Responsive */
@media (max-width: 992px) {
  .process-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .process-grid > div:nth-child(6n) .process-connector {
    display: block;
  }
  .process-grid > div:nth-child(4n) .process-connector {
    display: none;
  }

  .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-slider {
    height: 500px;
  }
  
  .hero-slider-content {
    text-align: center;
    margin: 0 auto;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .about-features {
    position: relative;
    bottom: 0;
    right: 0;
    margin-top: 1rem;
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
  }

  .news-layout {
    grid-template-columns: 1fr;
  }
  
  .news-featured-image {
    min-height: 250px;
  }

  .cta-content-wrapper {
    flex-direction: column;
    text-align: center;
    padding: 2rem;
  }
  
  .cta-text {
    text-align: center;
    margin-bottom: 2rem;
  }
  
  .cta-action {
    margin-left: 0;
  }
}

@media (max-width: 768px) {
  .process-grid {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 2rem;
  }
  .process-grid > div:nth-child(4n) .process-connector {
    display: block;
  }
  .process-grid > div:nth-child(3n) .process-connector {
    display: none;
  }
  .process-connector {
    top: 30px;
    left: calc(50% + 30px);
    width: calc(100% - 60px);
  }

  .hero-slider {
    height: auto;
    position: relative;
  }

  .hero-slide {
    position: relative;
    display: none;
    width: 100%;
  }

  .hero-slide.active {
    display: block;
  }

  .hero-slide-img {
    width: 100%;
    height: auto;
    display: block;
    position: relative;
    top: auto;
    left: auto;
    object-fit: contain;
  }

  .hero-overlay {
    display: none;
  }

  .hero-slider-container {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 2;
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.7) 30%, rgba(0,0,0,0.9) 100%);
  }

  .hero-slider-content {
    padding: 3rem 1rem 1rem;
    position: relative;
    background: transparent;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .hero-slider-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    line-height: 1.3;
  }

  .hero-slider-subtitle {
    font-size: 0.875rem;
    margin-bottom: 0;
    line-height: 1.5;
  }

  .hero-actions {
    display: none;
  }

  .slider-nav {
    display: none;
  }

  .slider-dots {
    position: relative;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    background: rgba(0,0,0,0.8);
  }

  .slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    padding: 0;
  }

  .slider-dot.active {
    background: var(--primary);
  }
  
  .process-icon-box {
    width: 60px;
    height: 60px;
  }
  
  .process-emoji i {
    font-size: 1.5rem;
  }
}

@media (max-width: 576px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid > div:nth-child(3n) .process-connector {
    display: block;
  }
  .process-grid > div:nth-child(2n) .process-connector {
    display: none;
  }

  .hero-slider {
    height: auto;
    position: relative;
  }

  .hero-slide {
    position: relative;
    display: none;
    width: 100%;
  }

  .hero-slide.active {
    display: block;
  }

  .hero-slide-img {
    width: 100%;
    height: auto;
    display: block;
    position: relative;
    top: auto;
    left: auto;
    object-fit: contain;
  }

  .hero-overlay {
    display: none;
  }

  .hero-slider-container {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 2;
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.7) 30%, rgba(0,0,0,0.9) 100%);
  }

  .hero-slider-content {
    padding: 2.5rem 0.75rem 0.75rem;
    position: relative;
    background: transparent;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .hero-slider-title {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
    line-height: 1.3;
  }

  .hero-slider-subtitle {
    font-size: 0.8rem;
    margin-bottom: 0;
    line-height: 1.4;
  }

  .hero-actions {
    display: none;
  }

  .slider-dots {
    position: relative;
    display: flex;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.5rem 0;
    background: rgba(0,0,0,0.9);
  }

  .slider-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    padding: 0;
  }

  .slider-dot.active {
    background: var(--primary);
  }

  .news-list-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .news-list-image {
    width: 100%;
    height: 200px;
  }
}

/* Scroll Reveal Animations */
.reveal {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-80px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(80px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Staggered animations for children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-stagger.revealed > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.revealed > *:nth-child(2) { transition-delay: 100ms; }
.reveal-stagger.revealed > *:nth-child(3) { transition-delay: 200ms; }
.reveal-stagger.revealed > *:nth-child(4) { transition-delay: 300ms; }
.reveal-stagger.revealed > *:nth-child(5) { transition-delay: 400ms; }
.reveal-stagger.revealed > *:nth-child(6) { transition-delay: 500ms; }
.reveal-stagger.revealed > *:nth-child(7) { transition-delay: 600ms; }
.reveal-stagger.revealed > *:nth-child(8) { transition-delay: 700ms; }
.reveal-stagger.revealed > *:nth-child(9) { transition-delay: 800ms; }
.reveal-stagger.revealed > *:nth-child(10) { transition-delay: 900ms; }
.reveal-stagger.revealed > *:nth-child(11) { transition-delay: 1000ms; }
.reveal-stagger.revealed > *:nth-child(12) { transition-delay: 1100ms; }

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

/* Process step animations */
.process-step {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.process-step.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Product card hover animation enhancement */
.product-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s ease;
}

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

/* News item animations */
.news-featured {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.news-featured.revealed {
  opacity: 1;
  transform: translateX(0);
}

.news-list-item {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.news-list-item.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* Section title animation */
.section-title {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.section-title.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* CTA section animation */
.cta-content-wrapper {
  opacity: 0;
  transform: translateY(40px) scale(0.98);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.cta-content-wrapper.revealed {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* About features animation */
.about-features {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.3s, 
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.3s;
}

.about-features.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Category tabs animation */
.category-tabs {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.category-tabs.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Respect user motion preferences */
@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale,
  .reveal-stagger > *,
  .process-step,
  .product-card,
  .news-featured,
  .news-list-item,
  .section-title,
  .cta-content-wrapper,
  .about-features,
  .category-tabs,
  .value-card {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Value card animation */
.value-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s ease;
}

.value-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* News card animation */
.news-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.news-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Product card large animation */
.product-card-large {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s ease;
}

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

/* Contact info panel animation */
.contact-info-panel {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.contact-info-panel.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* Contact form panel animation */
.contact-form-panel {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.contact-form-panel.revealed {
  opacity: 1;
  transform: translateX(0);
}

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

/* Search Button */
.search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  border-radius: 50%;
  color: var(--text-main);
  font-size: 1.1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-btn:hover {
  background-color: rgba(0, 0, 0, 0.05);
  color: var(--primary);
}

/* Language Switch */
.lang-switch {
  position: relative;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: none;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  color: var(--text-main);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.lang-btn i:first-child {
  font-size: 1rem;
}

.lang-arrow {
  font-size: 0.7rem;
  transition: transform var(--transition-fast);
}

.lang-switch:hover .lang-arrow {
  transform: rotate(180deg);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background-color: var(--white);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-100);
  min-width: 120px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
  list-style: none;
  padding: 8px 0;
  margin: 0;
}

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

.lang-option {
  display: block;
  padding: 8px 16px;
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.lang-option:hover {
  background-color: var(--gray-50);
  color: var(--primary);
}

.lang-option.active {
  color: var(--primary);
  font-weight: 500;
  background-color: rgba(26, 115, 232, 0.05);
}

/* Search Modal */
.search-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: var(--z-modal);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 20vh;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.search-modal.active {
  opacity: 1;
  visibility: visible;
}

.search-modal-content {
  width: 90%;
  max-width: 600px;
  background-color: var(--white);
  border-radius: 12px;
  padding: var(--spacing-lg);
  padding-top: calc(var(--spacing-lg) + 20px);
  transform: translateY(-20px);
  transition: transform var(--transition-fast);
  position: relative;
}

.search-modal.active .search-modal-content {
  transform: translateY(0);
}

.search-input-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  border-bottom: 2px solid var(--gray-200);
  padding-bottom: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.search-input {
  flex: 1;
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  outline: none;
  font-size: 1.1rem;
  color: var(--text-main);
  background: var(--white);
  padding: 12px 16px;
  transition: border-color var(--transition-fast);
}

.search-input:focus {
  border-color: var(--primary);
}

.search-input::placeholder {
  color: var(--text-light);
}

.search-submit-btn {
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 8px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.search-submit-btn:hover {
  background: var(--primary-hover);
  transform: translateX(2px);
}

.search-close-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 8px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.search-close-btn:hover {
  color: var(--text-main);
  background-color: var(--gray-100);
}

.search-tips {
  color: var(--text-light);
  font-size: 0.9rem;
}

.search-tips kbd {
  background-color: var(--gray-100);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 0.8rem;
  border: 1px solid var(--gray-200);
}

/* ============================================
   FLOATING ACTION BUTTONS (PC)
   ============================================ */

.floating-buttons {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: var(--z-floating);
}

.floating-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  font-size: 1.25rem;
}

.floating-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.phone-btn {
  color: var(--primary-color);
}

.phone-btn:hover {
  background: var(--primary-color);
  color: var(--white);
}

.wechat-btn {
  color: #07C160;
}

.wechat-btn:hover {
  background: #07C160;
  color: var(--white);
}

.back-to-top {
  color: var(--text-muted);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-fast);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--primary-color);
  color: var(--white);
}

/* Floating Tooltip */
.floating-tooltip {
  position: absolute;
  right: 60px;
  top: 50%;
  transform: translateY(-50%) translateX(10px);
  background: var(--white);
  padding: 10px 16px;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  font-size: 0.875rem;
  color: var(--text-main);
}

.floating-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 6px solid var(--white);
}

.floating-btn:hover .floating-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

.wechat-tooltip {
  padding: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.wechat-qr {
  width: 120px;
  height: 120px;
  border-radius: 4px;
  object-fit: contain;
}

/* ============================================
   MOBILE BOTTOM BAR
   ============================================ */

.mobile-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--white);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  display: none;
  grid-template-columns: repeat(4, 1fr);
  z-index: var(--z-floating);
}

.mobile-bar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mobile-bar-item i {
  font-size: 1.25rem;
}

.mobile-bar-item:hover,
.mobile-bar-item.active {
  color: var(--primary-color);
}

/* Mobile Wechat Modal */
.mobile-wechat-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: calc(var(--z-floating) + 10);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.mobile-wechat-modal.active {
  opacity: 1;
  visibility: visible;
}

.mobile-wechat-content {
  background: var(--white);
  padding: 30px;
  border-radius: 16px;
  text-align: center;
  position: relative;
  transform: scale(0.9);
  transition: transform var(--transition-fast);
}

.mobile-wechat-modal.active .mobile-wechat-content {
  transform: scale(1);
}

.mobile-wechat-close {
  position: absolute;
  top: 10px;
  right: 10px;
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 1.25rem;
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.mobile-wechat-close:hover {
  background: var(--gray-100);
  color: var(--text-main);
}

.mobile-wechat-qr {
  width: 180px;
  height: 180px;
  border-radius: 8px;
  margin-bottom: 16px;
  object-fit: contain;
}

.mobile-wechat-text {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin: 0;
}

/* ============================================
   RESPONSIVE - Show/Hide Floating Elements
   ============================================ */

@media (max-width: 768px) {
  .floating-buttons {
    display: none;
  }
  
  .mobile-bottom-bar {
    display: grid;
  }
  
  /* Add padding to body to prevent content being hidden behind bottom bar */
  body {
    padding-bottom: 60px;
  }
  
  .footer {
    margin-bottom: 60px;
  }
}

@media (min-width: 769px) {
  .mobile-bottom-bar {
    display: none !important;
  }
  
  .mobile-wechat-modal {
    display: none !important;
  }
}

/* ============================================
   ABOUT PAGE STYLES
   ============================================ */

/* About Page Specific Styles */
.about-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.about-text-content p {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  color: var(--text-main);
  opacity: 0.8;
}

.company-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.rounded-image {
  border-radius: 12px;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.shadow-lg {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.value-card {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  text-align: center;
  transition: transform var(--transition-normal);
}

.value-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.value-icon {
  width: 80px;
  height: 80px;
  background-color: var(--bg-secondary);
  color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  transition: all var(--transition-normal);
  font-size: 2rem;
}

.value-card:hover .value-icon {
  background-color: var(--primary-color);
  color: var(--white);
}

.value-title {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.value-desc {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

@media (max-width: 992px) {
  .about-content-grid {
    grid-template-columns: 1fr;
  }
  
  .company-stats {
    justify-content: space-between;
  }
}

@media (max-width: 768px) {
  .company-stats {
    flex-direction: column;
    gap: 1.5rem;
  }
}

/* ============================================
   CONTACT PAGE STYLES
   ============================================ */

/* Contact Page Specific Styles */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--spacing-xl);
  background-color: var(--white);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.contact-info-panel {
  background-color: var(--primary-color);
  color: var(--white);
  padding: var(--spacing-lg);
}

.contact-title {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: inherit;
}

.contact-desc {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 2.5rem;
  font-size: 1.0625rem;
  line-height: 1.6;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.info-icon {
  background-color: rgba(255, 255, 255, 0.1);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.25rem;
}

.info-content h4 {
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
  color: var(--white);
}

.info-content p {
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
}

.contact-form-panel {
  padding: var(--spacing-lg);
  background-color: var(--white);
}

.contact-form-panel .contact-title {
  color: var(--text-main);
  margin-bottom: 2rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.form-row {
  display: flex;
  gap: 1.5rem;
}

.form-group label {
  font-weight: 500;
  color: var(--text-main);
  font-size: 0.9375rem;
}

.form-group input,
.form-group textarea {
  padding: 0.875rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  transition: all var(--transition-fast);
  background-color: var(--bg-secondary);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
  background-color: var(--white);
}

.submit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-size: 1.125rem;
  margin-top: 1rem;
  width: 100%;
}

.submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.form-success {
  margin-top: 1rem;
  padding: 1rem;
  background-color: #d1fae5;
  color: #065f46;
  border-radius: 8px;
  text-align: center;
  font-weight: 500;
}

/* Office Tabs */
.office-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.5rem;
  border-radius: 12px;
}

.office-tab {
  flex: 1;
  padding: 0.75rem 1rem;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  cursor: pointer;
  border-radius: 8px;
  transition: all var(--transition-fast);
  font-weight: 500;
}

.office-tab:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.office-tab.active {
  background: var(--white);
  color: var(--primary-color);
}

.office-content {
  display: none;
}

.office-content.active {
  display: block;
}

.map-section {
  width: 100%;
  height: 500px;
  position: relative;
}

.map-placeholder {
  width: 100%;
  height: 100%;
  position: relative;
  background-color: #e5e7eb;
}

.map-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%);
}

.map-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: var(--white);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  text-align: center;
  z-index: 10;
  min-width: 300px;
}

.map-overlay i {
  font-size: 3rem;
  color: var(--primary-color);
}

.map-overlay h3 {
  margin: 1rem 0 0.5rem;
  color: var(--text-main);
}

.map-overlay p {
  color: var(--text-muted);
  margin: 0;
}

@media (max-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-info-panel {
    padding: var(--spacing-md);
  }
}

@media (max-width: 768px) {
  .form-row {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .contact-form-panel {
    padding: var(--spacing-md);
  }
  
  .map-section {
    height: 400px;
  }

  .office-tabs {
    flex-direction: column;
  }
}

/* ============================================
   DOWNLOAD PAGE STYLES
   ============================================ */

/* Download Page Specific Styles */
.download-section {
  padding: var(--spacing-xl) 0;
}

.download-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 900px;
  margin: 0 auto;
}

.download-item {
  background: var(--white);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.download-item:hover {
  transform: translateX(8px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  border-color: var(--gray-200);
}

.download-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.download-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0;
}

.download-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.download-meta-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.download-meta-item i {
  color: var(--primary-color);
  font-size: 0.875rem;
}

.download-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--gray-200);
  background: var(--white);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 1.125rem;
  flex-shrink: 0;
}

.download-btn:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
  transform: scale(1.1);
}

.download-icon-wrapper {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.download-icon-wrapper i {
  font-size: 1.5rem;
  color: var(--primary-color);
}

.download-content {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex: 1;
}

/* Category Filter for Downloads */
.download-filter {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.625rem 1.25rem;
  border-radius: 30px;
  border: 1px solid var(--gray-200);
  background: var(--white);
  color: var(--text-muted);
  font-size: 0.9375rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.filter-btn.active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
}

/* No Results */
.no-downloads {
  text-align: center;
  padding: 4rem 0;
  color: var(--text-muted);
}

.no-downloads i {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--gray-200);
}

/* Responsive */
@media (max-width: 768px) {
  .download-item {
    padding: 1.25rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .download-content {
    width: 100%;
  }

  .download-btn {
    align-self: flex-end;
  }

  .download-meta {
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .download-icon-wrapper {
    width: 48px;
    height: 48px;
  }

  .download-icon-wrapper i {
    font-size: 1.25rem;
  }

  .download-title {
    font-size: 1rem;
  }

  .download-meta-item {
    font-size: 0.8125rem;
  }
}

/* ============================================
   NEWS DETAIL PAGE STYLES
   ============================================ */

.news-detail-page {
  background-color: var(--bg-secondary);
  min-height: calc(100vh - 80px);
}

.news-detail-content {
  background-color: var(--white);
  padding: var(--spacing-xl);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  max-width: 900px;
  margin: 0 auto;
}

.news-detail-header {
  margin-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--spacing-md);
}

.news-detail-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  line-height: 1.3;
  color: var(--text-main);
}

.news-detail-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.share-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: none;
  color: var(--primary-color);
  cursor: pointer;
  font-weight: 500;
  transition: opacity var(--transition-fast);
}

.share-btn:hover {
  opacity: 0.8;
}

.news-detail-image-wrapper {
  margin-bottom: var(--spacing-lg);
  border-radius: 8px;
  overflow: hidden;
}

.news-detail-image-wrapper img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.news-detail-body {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-main);
}

.news-detail-body p {
  margin-bottom: 1.5rem;
}

.news-detail-body .lead {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--primary-color);
  margin-bottom: 2rem;
}

.news-detail-body blockquote {
  border-left: 4px solid var(--primary-color);
  padding: 1.5rem;
  background-color: var(--bg-secondary);
  margin: 2rem 0;
  font-style: italic;
  font-size: 1.25rem;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .news-detail-content {
    padding: var(--spacing-md);
  }
  
  .news-detail-title {
    font-size: 2rem;
  }
  
  .news-detail-body {
    font-size: 1rem;
  }
}

/* ============================================
   NEWS PAGE STYLES
   ============================================ */

/* News Page Specific Styles */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.news-card {
  background-color: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

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

.news-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.news-card:hover .news-img {
  transform: scale(1.05);
}

.news-date-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  bottom: auto;
  background-color: var(--primary-color);
  color: var(--white);
  padding: 0.5rem;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.news-date-badge .day {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}

.news-date-badge .month {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.news-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.news-title {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  line-height: 1.4;
}

.news-title a {
  color: var(--text-main);
  transition: color var(--transition-fast);
}

.news-title a:hover {
  color: var(--primary-color);
}

.news-summary {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-color);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: gap var(--transition-fast);
}

.read-more:hover {
  gap: 0.75rem;
}

.no-news {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 0;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .news-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   PRODUCT DETAIL PAGE STYLES
   ============================================ */

/* Product Detail Page Specific Styles */
.product-detail-page {
  background-color: var(--bg-secondary);
  min-height: calc(100vh - 80px);
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  margin-bottom: var(--spacing-xl);
}

.product-detail-image {
  background-color: var(--bg-secondary);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-detail-image img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.product-detail-info {
  display: flex;
  flex-direction: column;
}

.product-detail-category {
  display: inline-block;
  background-color: rgba(0, 102, 204, 0.1);
  color: var(--primary-color);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 1rem;
  align-self: flex-start;
}

.product-detail-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-main);
  line-height: 1.2;
}

.product-detail-desc {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.product-features {
  margin-bottom: 2rem;
}

.product-features h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.product-features ul {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.product-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-main);
}

.feature-check {
  color: #10b981;
  flex-shrink: 0;
}

.product-actions {
  display: flex;
  gap: 1rem;
  margin-top: auto;
}

.product-specs {
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--spacing-md);
}

.specs-table th,
.specs-table td {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  text-align: left;
}

.specs-table th {
  background-color: var(--bg-secondary);
  color: var(--text-main);
  font-weight: 600;
  width: 30%;
}

.specs-table td {
  color: var(--text-muted);
}

.specs-table tr:last-child th,
.specs-table tr:last-child td {
  border-bottom: none;
}

@media (max-width: 992px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
  }
  
  .product-detail-title {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .product-detail-grid {
    padding: var(--spacing-md);
  }
  
  .product-actions {
    flex-direction: column;
  }
  
  .specs-table th,
  .specs-table td {
    padding: 0.75rem 1rem;
  }
}

/* ============================================
   PRODUCTS PAGE STYLES
   ============================================ */

/* Products Page Specific Styles */
.products-grid-large {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.product-card-large {
  background-color: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.product-card-large:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.product-image-wrapper {
  position: relative;
  
  overflow: hidden;
  background-color: var(--bg-secondary);
}

.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card-large:hover .product-img {
  transform: scale(1.05);
}

.product-category {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background-color: var(--primary-color);
  color: var(--white);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.product-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

.product-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.product-title a:hover {
  color: var(--primary-color);
}

.product-image-wrapper {
  display: block;
  text-decoration: none;
}

.product-description {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
  flex: 1;
}

.no-products {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 0;
  color: var(--text-muted);
}

@media (max-width: 992px) {
  .products-grid-large {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .products-grid-large {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   BREADCRUMB STYLES
   ============================================ */

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.breadcrumb i {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.75rem;
}

.breadcrumb span {
  color: rgba(255, 255, 255, 0.6);
}

/* Breadcrumb Nav - 页面内面包屑 */
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--spacing-lg);
  font-size: 0.9375rem;
  flex-wrap: wrap;
}

.breadcrumb-nav a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-nav a:hover {
  color: var(--primary-color);
}

.breadcrumb-nav i {
  color: var(--text-muted);
  font-size: 0.75rem;
  opacity: 0.5;
}

.breadcrumb-nav span {
  color: var(--text-main);
  font-weight: 500;
}

/* ============================================
   ENHANCED NEWS DETAIL STYLES
   ============================================ */

.news-detail-layout {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: var(--spacing-xl);
  align-items: start;
}

.news-detail-content {
  background-color: var(--white);
  padding: var(--spacing-xl);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.news-detail-header {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.news-detail-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.meta-left {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.meta-item i {
  color: var(--primary-color);
}

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

.article-tags {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.tags-label {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.tag {
  display: inline-block;
  background-color: rgba(0, 102, 204, 0.1);
  color: var(--primary-color);
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.tag:hover {
  background-color: var(--primary-color);
  color: var(--white);
}

/* Sidebar Styles */
.news-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.sidebar-card {
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.sidebar-title {
  font-size: 1.125rem;
  margin-bottom: 1.25rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sidebar-title i {
  color: var(--primary-color);
}

.author-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.25rem;
}

.author-details {
  flex: 1;
}

.author-name {
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.author-date {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.related-news-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.related-news-item {
  display: flex;
  gap: 1rem;
  text-decoration: none;
  padding: 0.75rem;
  border-radius: 8px;
  transition: background-color var(--transition-fast);
}

.related-news-item:hover {
  background-color: var(--bg-secondary);
}

.related-news-thumb {
  width: 80px;
  height: 60px;
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
  background-color: var(--bg-secondary);
}

.related-news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.related-news-thumb .no-thumb {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1.25rem;
}

.related-news-info {
  flex: 1;
  min-width: 0;
}

.related-news-title {
  font-size: 0.9375rem;
  color: var(--text-main);
  margin-bottom: 0.35rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-news-item:hover .related-news-title {
  color: var(--primary-color);
}

.related-news-date {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.sidebar-cta {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
}

.sidebar-cta .sidebar-title {
  color: var(--white);
}

.sidebar-cta .sidebar-title i {
  color: var(--white);
}

.sidebar-cta .cta-text {
  margin-bottom: 1.25rem;
  color: var(--white);
  line-height: 1.6;
}

.sidebar-cta .btn {
  background-color: var(--white);
  color: var(--primary-color);
  border: none;
}

.sidebar-cta .btn:hover {
  background-color: rgba(255, 255, 255, 0.9);
}

@media (max-width: 992px) {
  .news-detail-layout {
    grid-template-columns: 1fr;
  }
  
  .news-sidebar {
    order: -1;
  }
}

@media (max-width: 768px) {
  .news-detail-content {
    padding: var(--spacing-md);
  }
  
  .news-detail-meta {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .meta-left {
    gap: 1rem;
  }
  
  .news-detail-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================
   ENHANCED PRODUCT DETAIL STYLES
   ============================================ */

.product-detail-image-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.product-detail-image {
  background-color: var(--bg-secondary);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4/3;
}

.product-detail-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition-slow);
}

.product-image-thumbs {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.thumb-item {
  width: 80px;
  height: 60px;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.thumb-item:hover,
.thumb-item.active {
  border-color: var(--primary-color);
}

.product-detail-header {
  margin-bottom: 1.5rem;
}

.product-detail-rating {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.stars {
  color: #fbbf24;
}

.rating-text {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.features-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.features-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--text-main);
  padding: 0.5rem 0;
}

.features-list li::before {
  content: '\f00c';
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  color: #10b981;
  flex-shrink: 0;
}

.product-meta-info {
  margin: 1.5rem 0;
  padding: 1.25rem;
  background-color: var(--bg-secondary);
  border-radius: 8px;
}

.meta-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.meta-row:last-child {
  margin-bottom: 0;
}

.meta-label {
  color: var(--text-muted);
}

.meta-value {
  color: var(--text-main);
  font-weight: 500;
}

.product-share {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.share-label {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.share-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background-color: var(--white);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.share-icon:hover {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
}

/* Product Tabs */
.product-detail-tabs {
  background-color: var(--white);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  margin-top: var(--spacing-xl);
  overflow: hidden;
}

.tabs-header {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.tab-btn {
  padding: 1rem 1.5rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tab-btn:hover {
  color: var(--primary-color);
}

.tab-btn.active {
  color: var(--primary-color);
  background-color: var(--white);
  border-bottom: 2px solid var(--primary-color);
  margin-bottom: -1px;
}

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

.tab-panel {
  display: none;
}

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

.product-detail-content {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text-main);
}

.product-detail-content p {
  margin-bottom: 1.25rem;
}

.specs-placeholder {
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
}

.specs-placeholder i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

/* Related Products */
.related-products-section {
  margin-top: var(--spacing-xl);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.view-all-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap var(--transition-fast);
}

.view-all-link:hover {
  gap: 0.75rem;
}

.related-products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.related-product-card {
  background-color: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-normal);
}

.related-product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.related-product-image {
  display: block;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.related-product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.related-product-card:hover .related-product-image img {
  transform: scale(1.05);
}

.related-product-info {
  padding: 1.25rem;
}

.related-product-title {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.related-product-title a {
  color: var(--text-main);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.related-product-title a:hover {
  color: var(--primary-color);
}

.related-product-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Product CTA Section */
.product-cta-section {
  margin-top: var(--spacing-xl);
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 12px;
  padding: var(--spacing-xl);
  color: var(--white);
}

.cta-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
}

.cta-text h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.cta-text p {
  opacity: 0.9;
}

.cta-actions .btn {
  background-color: var(--white);
  color: var(--primary-color);
  border: none;
}

.cta-actions .btn:hover {
  background-color: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
}

@media (max-width: 1200px) {
  .related-products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .related-products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .cta-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .tabs-header {
    flex-wrap: wrap;
  }
  
  .tab-btn {
    flex: 1;
    min-width: 120px;
    justify-content: center;
  }
  
  .related-products-grid {
    grid-template-columns: 1fr;
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}