/* ============================================
   Page-Specific Styles
   ============================================ */

/* ---------- Hero Carousel ---------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  max-height: 900px;
  overflow: hidden;
  margin-top: calc(var(--top-bar-height) + var(--nav-height));
}

.hero__slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
}

.hero__slide.active {
  opacity: 1;
}

.hero__slide-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  transition: transform 8s ease;
}

.hero__slide.active .hero__slide-bg {
  transform: scale(1);
}

.hero__slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
      rgba(30, 41, 59, 0.7) 0%,
      rgba(37, 99, 235, 0.35) 50%,
      rgba(30, 41, 59, 0.6) 100%);
  z-index: 1;
}

.hero__content {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 10%;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.3);
  padding: 0.4rem 1.2rem;
  border-radius: 50px;
  font-size: 0.85rem;
  color: #ffffff;
  margin-bottom: var(--space-lg);
  width: fit-content;
  backdrop-filter: blur(10px);
}

.hero__title {
  font-size: 3.2rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
  max-width: 700px;
}

.hero__title span {
  background: linear-gradient(135deg, #60a5fa, #93c5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 550px;
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
}

/* Hero Navigation Dots */
.hero__dots {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: var(--space-md);
}

.hero__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: all var(--transition-base);
  border: 2px solid transparent;
}

.hero__dot.active {
  background: #2563eb;
  border-color: #3b82f6;
  box-shadow: 0 0 10px rgba(37, 99, 235, 0.5);
}

.hero__dot:hover {
  background: rgba(255, 255, 255, 0.6);
}

/* Hero Arrows */
.hero__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-base);
}

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

.hero__arrow--prev {
  left: 30px;
}

.hero__arrow--next {
  right: 30px;
}

/* ---------- Products Grid ---------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.product-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-10px);
  border-color: var(--color-accent);
  box-shadow: 0 10px 40px rgba(37, 99, 235, 0.1);
}

.product-card__image-wrap {
  position: relative;
  height: 240px;
  overflow: hidden;
}

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

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

.product-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 40%, rgba(30, 41, 59, 0.85));
  display: flex;
  align-items: flex-end;
  padding: var(--space-lg);
  opacity: 0.8;
  transition: opacity var(--transition-base);
}

.product-card:hover .product-card__overlay {
  opacity: 1;
}

.product-card__body {
  padding: var(--space-lg);
}

.product-card__name {
  font-size: 1.15rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: var(--space-sm);
}

.product-card__desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-md);
  color: var(--color-accent-light);
  font-size: 0.9rem;
  font-weight: 500;
  transition: gap var(--transition-base);
}

.product-card:hover .product-card__link {
  gap: var(--space-sm);
}

/* ---------- Stats Section ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  padding: var(--space-3xl) 0;
}

.stat-item {
  text-align: center;
  padding: var(--space-xl);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.stat-item:hover {
  border-color: var(--color-accent);
  transform: translateY(-5px);
}

.stat-item__number {
  font-size: 2.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-item__unit {
  font-size: 1rem;
  font-weight: 400;
}

.stat-item__label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-sm);
}

/* ---------- Advantages Grid ---------- */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  padding: var(--space-2xl) 0;
}

.advantage-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.advantage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-primary-light));
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.advantage-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-accent);
  box-shadow: 0 12px 40px rgba(37, 99, 235, 0.12);
}

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

.advantage-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(59, 130, 246, 0.15));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  transition: all var(--transition-base);
}

.advantage-card:hover .advantage-card__icon {
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  color: white;
  transform: scale(1.1);
}

.advantage-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: var(--space-sm);
}

.advantage-card__desc {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

@media (max-width: 1024px) {
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ---------- About Preview ---------- */
.about-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-preview__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.about-preview__image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-preview__image:hover img {
  transform: scale(1.05);
}

.about-preview__image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-primary-light));
}

.about-preview__content h3 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--space-lg);
}

.about-preview__content p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.9;
  font-size: 0.95rem;
}

/* ---------- News Cards ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

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

.news-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, #2563eb, #3b82f6);
  transition: height var(--transition-base);
}

.news-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-5px);
}

.news-card:hover::before {
  height: 100%;
}

.news-card__date {
  font-size: 0.8rem;
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.news-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--space-md);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card__excerpt {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Partners Logo ---------- */
.partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2xl);
  align-items: center;
}

.partner-logo {
  width: 150px;
  height: 60px;
  background: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-md);
  transition: all var(--transition-base);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.partner-logo:hover {
  border-color: var(--color-accent);
  background: rgba(37, 99, 235, 0.05);
  transform: translateY(-3px);
}

/* ---------- Tab System ---------- */
.tabs {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
  justify-content: center;
}

.tab-btn {
  padding: 0.6rem 1.5rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-base);
}

.tab-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-light);
}

.tab-btn.active {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: white;
  border-color: transparent;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeInUp 0.4s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(15px);
  }

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

/* ---------- Products Sidebar Layout ---------- */
.products-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.products-sidebar {
  position: sticky;
  top: 100px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) 0;
  overflow: hidden;
}

.products-sidebar__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1e293b;
  padding: 0 var(--space-lg) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0;
}

.products-sidebar__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.products-sidebar__list li {
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.products-sidebar__list li:last-child {
  border-bottom: none;
}

.products-sidebar__link {
  display: block;
  padding: 0.85rem var(--space-lg);
  color: #475569;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.2s ease;
  position: relative;
  cursor: pointer;
}

.products-sidebar__link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #2563eb;
  transform: scaleY(0);
  transition: transform 0.2s ease;
}

.products-sidebar__link:hover {
  background: rgba(37, 99, 235, 0.04);
  color: #2563eb;
}

.products-sidebar__link.active {
  background: rgba(37, 99, 235, 0.06);
  color: #2563eb;
  font-weight: 600;
}

.products-sidebar__link.active::before {
  transform: scaleY(1);
}

.products-main {
  min-width: 0;
}

.products-category {
  margin-bottom: var(--space-3xl);
  scroll-margin-top: 100px;
}

.products-category:last-child {
  margin-bottom: 0;
}

.products-category__title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-md);
  border-bottom: 2px solid #2563eb;
  display: inline-block;
}

.products-grid--sidebar {
  grid-template-columns: repeat(4, 1fr);
}

.products-grid--sidebar .product-card__image-wrap {
  height: auto;
}

.products-grid--sidebar .product-card__image {
  object-fit: contain;
  height: auto;
}

@media (max-width: 900px) {
  .products-layout {
    grid-template-columns: 1fr;
  }

  .products-sidebar {
    position: static;
  }

  .products-sidebar__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    padding: var(--space-md) var(--space-lg) 0;
  }

  .products-sidebar__list li {
    border-bottom: none;
  }

  .products-sidebar__link {
    padding: 0.5rem 1rem;
    border-radius: 50px;
    border: 1px solid var(--color-border);
    font-size: 0.85rem;
  }

  .products-sidebar__link::before {
    display: none;
  }

  .products-sidebar__link.active {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: white;
    border-color: transparent;
  }

  .products-grid--sidebar {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .products-grid--sidebar {
    grid-template-columns: 1fr;
  }
}

/* ---------- News List (Full Page) ---------- */
.news-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

a.news-list-item,
a.product-card {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.news-list-item {
  display: flex;
  gap: var(--space-xl);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.news-list-item:hover {
  border-color: var(--color-accent);
  transform: translateX(5px);
}

.news-list-item__date-box {
  flex-shrink: 0;
  width: 80px;
  text-align: center;
  padding: var(--space-md);
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.news-list-item__day {
  font-size: 1.8rem;
  font-weight: 800;
  color: white;
  line-height: 1;
}

.news-list-item__month {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 4px;
}

.news-list-item__content {
  flex: 1;
}

.news-list-item__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}

.news-list-item:hover .news-list-item__title {
  color: var(--color-accent-light);
}

.news-list-item__excerpt {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ---------- Timeline ---------- */
.timeline {
  position: relative;
  padding: var(--space-xl) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, #2563eb, #3b82f6, #2563eb);
}

.timeline__item {
  display: flex;
  align-items: center;
  margin-bottom: var(--space-3xl);
  position: relative;
}

.timeline__item:nth-child(odd) {
  flex-direction: row-reverse;
}

.timeline__dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  background: #2563eb;
  border-radius: 50%;
  border: 3px solid #ffffff;
  z-index: 1;
  box-shadow: 0 0 10px rgba(37, 99, 235, 0.3);
}

.timeline__content {
  width: 45%;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.timeline__content:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.timeline__year {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.timeline__text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ---------- Honor Grid ---------- */
.honor-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.honor-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.honor-item:hover {
  border-color: var(--color-accent);
  transform: translateY(-5px);
}

.honor-item__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.honor-item__name {
  font-size: 0.95rem;
  color: var(--color-text-white);
  font-weight: 500;
}

/* ---------- Corporate Culture ---------- */
.culture-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.culture-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.culture-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-primary-light));
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.culture-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-6px);
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.12);
}

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

.culture-card__icon {
  font-size: 2.8rem;
  margin-bottom: var(--space-lg);
}

.culture-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--space-md);
}

.culture-card__desc {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ---------- Tech Grid ---------- */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.tech-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.tech-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #2563eb, #3b82f6);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

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

.tech-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-5px);
}

.tech-card__icon {
  font-size: 3rem;
  margin-bottom: var(--space-lg);
}

.tech-card__title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--space-md);
}

.tech-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ---------- Patent Grid ---------- */
.patent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.patent-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  transition: all var(--transition-base);
}

.patent-item:hover {
  border-color: var(--color-accent);
  background: var(--color-bg-card-hover);
}

.patent-item__icon {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(59, 130, 246, 0.08));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.patent-item__name {
  font-size: 0.95rem;
  color: var(--color-text-white);
  font-weight: 500;
}

.patent-item__type {
  font-size: 0.8rem;
  color: var(--color-accent);
  margin-top: 4px;
}

/* ---------- Case Grid ---------- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

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

.case-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-accent);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.1);
}

.case-card__image-wrap {
  height: 200px;
  overflow: hidden;
  position: relative;
}

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

.case-card:hover .case-card__image {
  transform: scale(1.05);
}

.case-card__tag {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  z-index: 1;
}

.case-card__body {
  padding: var(--space-lg);
}

.case-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--space-sm);
}

.case-card__desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ---------- Contact Page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.contact-info-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.contact-info-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-5px);
}

.contact-info-card__icon {
  font-size: 2.2rem;
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.contact-info-card__title {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-info-card__value {
  font-size: 1.05rem;
  color: var(--color-text-white);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.contact-info-card__desc {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

/* Contact About Section */
.contact-about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.contact-about__title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--space-lg);
}

.contact-about__content p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.contact-about__highlights {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.contact-about__highlight-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.contact-about__highlight-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.contact-about__highlight-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.contact-about__map {
  width: 100%;
}

.map-placeholder {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  height: 100%;
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 1rem;
  position: relative;
  overflow: hidden;
}

.map-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(59, 130, 246, 0.03));
}


/* ---------- Email Subscribe ---------- */
.subscribe-section {
  background: linear-gradient(135deg, #1d4ed8, #2563eb);
  padding: var(--space-3xl);
  border-radius: var(--radius-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.subscribe-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.3), transparent);
  border-radius: 50%;
}

.subscribe-section h3 {
  font-size: 1.5rem;
  color: white;
  margin-bottom: var(--space-sm);
  position: relative;
}

.subscribe-section p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-xl);
  position: relative;
}

.subscribe-form {
  display: flex;
  max-width: 500px;
  margin: 0 auto;
  gap: var(--space-sm);
  position: relative;
}

.subscribe-form input {
  flex: 1;
  padding: 0.8rem var(--space-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  color: white;
  outline: none;
}

.subscribe-form input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.subscribe-form input:focus {
  border-color: var(--color-accent);
}

/* ---------- Responsive (Page Specific) ---------- */
@media (max-width: 1024px) {

  .products-grid,
  .news-grid,
  .case-grid,
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about-preview {
    grid-template-columns: 1fr;
  }

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

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

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

  .contact-about {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero {
    height: 70vh;
    min-height: 450px;
  }

  .hero__title {
    font-size: 2rem;
  }

  .hero__desc {
    font-size: 0.95rem;
  }

  .hero__content {
    padding: 0 var(--space-xl);
  }

  .hero__arrow {
    display: none;
  }

  .products-grid,
  .news-grid,
  .case-grid,
  .tech-grid {
    grid-template-columns: 1fr;
  }

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

  .stat-item__number {
    font-size: 2rem;
  }

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

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

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

  .contact-info-card {
    padding: var(--space-lg) var(--space-md);
  }

  .contact-info-card__value {
    word-break: break-all;
    font-size: 0.95rem;
  }

  .contact-about__highlights {
    justify-content: center;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline__item,
  .timeline__item:nth-child(odd) {
    flex-direction: row;
    padding-left: 60px;
  }

  .timeline__dot {
    left: 20px;
  }

  .timeline__content {
    width: 100%;
  }

  .subscribe-form {
    flex-direction: column;
  }

  .news-list-item {
    flex-direction: column;
  }

  .hero__actions {
    flex-direction: column;
    width: fit-content;
  }
}

/* ============================================
   Product Detail Page
   ============================================ */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.product-detail__gallery {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.product-detail__main-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
}

.product-detail__main-image img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: opacity 0.4s ease;
}

.product-detail__main-image img.hidden {
  display: none;
}

.product-detail__nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  color: #1e293b;
  font-size: 1.1rem;
  cursor: pointer;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transition: all 0.2s ease;
  opacity: 0;
}

.product-detail__gallery:hover .product-detail__nav-btn {
  opacity: 1;
}

.product-detail__nav-btn:hover {
  background: var(--color-accent);
  color: #fff;
  transform: translateY(-50%) scale(1.1);
}

.product-detail__nav-btn--prev {
  left: 12px;
}

.product-detail__nav-btn--next {
  right: 12px;
}

.product-detail__thumbs {
  display: flex;
  gap: var(--space-sm);
}

.product-detail__thumb {
  flex: 1;
  height: 80px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  opacity: 0.6;
  transition: all 0.25s ease;
}

.product-detail__thumb.active {
  border-color: var(--color-accent);
  opacity: 1;
}

.product-detail__thumb:hover {
  opacity: 1;
}

.product-detail__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-detail__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.product-detail__category {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(59, 130, 246, 0.06));
  border: 1px solid rgba(37, 99, 235, 0.2);
  padding: 0.3rem 1rem;
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--color-accent);
  font-weight: 600;
  width: fit-content;
}

.product-detail__name {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-white);
  line-height: 1.3;
}

.product-detail__desc {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.product-detail__features ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.product-detail__features li {
  position: relative;
  padding: var(--space-md) var(--space-lg) var(--space-md) 3rem;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  font-size: 0.93rem;
  color: #334155;
  line-height: 1.7;
  transition: all 0.3s ease;
}

.product-detail__features li::before {
  content: '✓';
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.3);
}

.product-detail__features li:hover {
  background: linear-gradient(135deg, #eff6ff 0%, #e0f2fe 100%);
  border-color: #93c5fd;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.1);
}

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

.product-detail__params {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.product-detail__params th,
.product-detail__params td {
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.product-detail__params th {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(59, 130, 246, 0.04));
  color: var(--color-text-white);
  font-weight: 600;
  width: 40%;
}

.product-detail__params td {
  color: var(--color-text-secondary);
}

.product-detail__params tr:last-child th,
.product-detail__params tr:last-child td {
  border-bottom: none;
}

.product-detail__params tr:hover td {
  background: rgba(37, 99, 235, 0.03);
}

/* Spec Table (multi-column) */
.product-detail__spec-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.product-detail__spec-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 540px;
}

.product-detail__spec-table th,
.product-detail__spec-table td {
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
}

.product-detail__spec-table th:last-child,
.product-detail__spec-table td:last-child {
  border-right: none;
}

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

.product-detail__spec-table thead th {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(59, 130, 246, 0.06));
  color: var(--color-text-white);
  font-weight: 700;
  white-space: nowrap;
}

.product-detail__spec-table tbody td:first-child {
  text-align: left;
  font-weight: 500;
  color: var(--color-text-white);
  background: rgba(37, 99, 235, 0.04);
  white-space: nowrap;
}

.product-detail__spec-table tbody td {
  color: var(--color-text-secondary);
}

.product-detail__spec-table tbody tr:hover td {
  background: rgba(37, 99, 235, 0.06);
}

.product-detail__actions {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-sm);
}

/* Material Introduction Section */
.product-detail__material-intro {
  margin-top: var(--space-2xl);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.03) 0%, rgba(59, 130, 246, 0.06) 100%);
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-left: 4px solid #2563eb;
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-2xl);
}

.product-detail__material-intro h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.product-detail__material-intro h2::before {
  content: '📋';
  font-size: 1.2rem;
}

.product-detail__material-text {
  font-size: 0.92rem;
  color: #475569;
  line-height: 1.9;
}

.product-detail__material-text p {
  margin-bottom: var(--space-md);
}

.product-detail__material-text p:last-child {
  margin-bottom: 0;
}

/* Product Detail Content Sections (Features, Specs, etc.) */
.product-detail__content {
  margin-top: var(--space-2xl);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-2xl);
}

.product-detail__content h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-primary);
  display: inline-block;
}

/* Product Content Section */
.product-content {
  margin-top: var(--space-3xl);
}

.product-content__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
}

.product-content__text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.9;
  margin-bottom: var(--space-lg);
}

.product-content__features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.product-content__feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--color-text);
  transition: all var(--transition-base);
}

.product-content__feature-item:hover {
  border-color: var(--color-accent);
  transform: translateX(4px);
}

.product-content__feature-item::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* Related Products */
.related-products {
  margin-top: var(--space-3xl);
}

.related-products__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--space-xl);
  text-align: center;
}

.related-products__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

/* ============================================
   News Detail Page
   ============================================ */
.news-detail {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-3xl);
  align-items: start;
}

.news-detail__article {
  min-width: 0;
}

.news-detail__header {
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.news-detail__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.news-detail__date {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.news-detail__tag {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.8rem;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(59, 130, 246, 0.06));
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: 50px;
  font-size: 0.75rem;
  color: var(--color-accent);
  font-weight: 600;
}

.news-detail__title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-white);
  line-height: 1.4;
}

/* Article Body */
.news-detail__body {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 2;
}

.news-detail__body p {
  margin-bottom: var(--space-lg);
}

.news-detail__body h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text-white);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-accent);
}

.news-detail__body ul,
.news-detail__body ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.news-detail__body li {
  list-style: disc;
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
}

.news-detail__body blockquote {
  margin: var(--space-xl) 0;
  padding: var(--space-lg) var(--space-xl);
  background: var(--color-bg-section);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-secondary);
  font-style: italic;
}

/* Sidebar */
.news-detail__sidebar {
  position: sticky;
  top: calc(var(--nav-height) + var(--top-bar-height) + var(--space-xl));
}

.sidebar-widget {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.sidebar-widget__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
}

.sidebar-news-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.sidebar-news-item {
  display: block;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.sidebar-news-item:hover {
  border-color: var(--color-accent);
  background: rgba(37, 99, 235, 0.03);
  transform: translateX(3px);
}

.sidebar-news-item__title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-white);
  line-height: 1.5;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sidebar-news-item__date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* Prev/Next Navigation */
.news-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-3xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.news-nav__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.news-nav__item:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.news-nav__item--next {
  text-align: right;
}

.news-nav__label {
  font-size: 0.8rem;
  color: var(--color-accent);
  font-weight: 600;
}

.news-nav__title {
  font-size: 0.9rem;
  color: var(--color-text-white);
  font-weight: 500;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Detail Page Responsive ---------- */
@media (max-width: 1024px) {
  .product-detail {
    grid-template-columns: 1fr;
  }

  .product-detail__main-image img {
    height: 400px;
  }

  .product-detail__thumb {
    height: 65px;
  }

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

  .related-products__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .news-detail {
    grid-template-columns: 1fr;
  }

  .news-detail__sidebar {
    position: static;
  }
}

@media (max-width: 768px) {
  .product-detail__main-image img {
    height: 280px;
  }

  .product-detail__thumb {
    height: 50px;
  }

  .product-detail__name {
    font-size: 1.5rem;
  }

  .product-detail__actions {
    flex-direction: column;
  }

  .related-products__grid {
    grid-template-columns: 1fr;
  }

  .news-detail__title {
    font-size: 1.5rem;
  }

  .news-nav {
    grid-template-columns: 1fr;
  }
}