.page-products {
  --case-card-max: 320px;
}

.page-products .breadcrumb {
  margin-bottom: 1rem;
  font-size: 0.875rem;
}
.page-products .breadcrumb ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: var(--border-subtle);
}
.page-products .breadcrumb a {
  color: var(--primary-blue);
  text-decoration: none;
}
.page-products .breadcrumb [aria-current="page"] {
  color: var(--text-dark);
  font-weight: 600;
}

.page-products h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  line-height: 1.15;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-products .page-desc {
  font-size: 1.125rem;
  line-height: 1.5;
  color: var(--text-dark);
  opacity: 0.8;
  margin-bottom: 2.5rem;
  max-width: 48rem;
}

.page-products .section {
  margin-bottom: 3rem;
}

/* 下载区域 */
.page-products .download-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.page-products .download-visual {
  text-align: center;
}
.page-products .download-visual img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: 0 auto;
}
.page-products .download-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.page-products .download-info .btn-primary {
  align-self: flex-start;
  padding: 0.75rem 2rem;
  font-size: 1.125rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  color: var(--text-light);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.page-products .download-info .btn-primary:hover,
.page-products .download-info .btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* 案例轮播 */
.page-products .cases-carousel {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 1rem;
  -webkit-overflow-scrolling: touch;
  scroll-padding: 1rem;
}
.page-products .case-card {
  flex: 0 0 auto;
  width: calc(100% - 2rem);
  max-width: var(--case-card-max);
  scroll-snap-align: start;
  padding: 1.25rem;
  background: var(--surface-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform var(--transition-fast);
}
.page-products .case-card:hover {
  transform: scale(1.02);
}
.page-products .case-card img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  object-fit: cover;
}
.page-products .case-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}
.page-products .case-card p {
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--text-dark);
  opacity: 0.85;
}

/* 供应商列表 */
.page-products .supplier-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.page-products .supplier-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1rem;
  background: var(--surface-glass);
  border-radius: var(--radius-md);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: background var(--transition-fast);
  position: relative;
}
.page-products .supplier-item:hover,
.page-products .supplier-item:focus-within {
  background: var(--surface-glass);
  box-shadow: var(--shadow-sm);
}
.page-products .supplier-item img {
  width: 100px;
  height: 100px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}
.page-products .supplier-info {
  flex: 1;
  min-width: 0;
}
.page-products .supplier-name {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  color: var(--text-dark);
}
.page-products .supplier-desc {
  font-size: 0.9375rem;
  color: var(--text-dark);
  opacity: 0.85;
  line-height: 1.4;
}
.page-products .supplier-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-med), opacity var(--transition-med);
  opacity: 0;
  font-size: 0.875rem;
  color: var(--text-dark);
  margin-top: 0.5rem;
  line-height: 1.5;
}
.page-products .supplier-item:hover .supplier-detail,
.page-products .supplier-item:focus-within .supplier-detail {
  max-height: 200px;
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .page-products .supplier-detail {
    max-height: none !important;
    opacity: 1 !important;
  }
}

@media (min-width: 768px) {
  .page-products .download-content {
    flex-direction: row;
    align-items: center;
  }
  .page-products .download-visual {
    flex: 0 0 300px;
  }
  .page-products .download-info {
    flex: 1;
  }
  .page-products .cases-carousel {
    flex-wrap: wrap;
    overflow-x: visible;
    scroll-snap-type: none;
    padding-bottom: 0;
  }
  .page-products .case-card {
    flex: 1 1 calc(33.333% - 1rem);
    max-width: none;
    width: auto;
  }
  .page-products .supplier-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  .page-products .supplier-item {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .page-products .supplier-item img {
    width: 80px;
    height: 80px;
  }
}

@media (min-width: 1024px) {
  .page-products .case-card {
    flex: 1 1 calc(33.333% - 1rem);
  }
  .page-products .supplier-list {
    grid-template-columns: repeat(3, 1fr);
  }
}