.page-products {
  --card-red-line: 3px solid var(--primary-red);
  --glass-bg: rgba(26, 26, 26, 0.75);
  --card-radius: 12px;
  --perspective: 1200px;
  --transition-speed: 0.5s;

  padding-bottom: 3rem;
  background: var(--bg-dark);
  color: var(--text-primary);
}

/* 面包屑 */
.page-products .breadcrumb {
  display: flex;
  gap: 0.5rem;
  font-family: var(--font-label);
  font-size: 0.875rem;
  padding: 1rem 0 0;
  color: var(--text-secondary);
}
.page-products .breadcrumb a {
  color: var(--accent-blue);
  text-decoration: none;
}
.page-products .breadcrumb a::after {
  content: '/';
  margin-left: 0.5rem;
  color: var(--text-secondary);
}
.page-products .breadcrumb [aria-current="page"] {
  color: var(--text-primary);
}

/* 页面标题 */
.page-products .page-title {
  font-family: var(--font-heading);
  font-size: 3rem;
  margin: 1.5rem 0 0.5rem;
  text-transform: uppercase;
  letter-spacing: 4px;
  position: relative;
  display: inline-block;
}
.page-products .page-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--primary-red);
  margin-top: 0.25rem;
}
.page-products .page-subtitle {
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 640px;
}

/* 章节标题 */
.page-products .section-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin: 3rem 0 1.5rem;
  border-left: 4px solid var(--primary-red);
  padding-left: 1rem;
}

/* 功能亮点网格 */
.page-products .features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

/* 卡片基础 */
.page-products .app-card {
  background: transparent;
  border: none;
  perspective: var(--perspective);
  height: 520px; /* 固定高度保持一致性 */
}
.page-products .app-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform var(--transition-speed) ease;
  transform-style: preserve-3d;
  border-radius: var(--card-radius);
  background: var(--glass-bg);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.page-products .app-card:hover .app-card-inner {
  transform: rotateY(180deg);
}
.page-products .app-card-front,
.page-products .app-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: var(--card-radius);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
  box-sizing: border-box;
  overflow: hidden;
}
.page-products .app-card-front {
  z-index: 2;
  background: var(--glass-bg);
}
.page-products .app-card-back {
  transform: rotateY(180deg);
  background: linear-gradient(145deg, #1e1e1e, #2a2a2a);
  border: 1px solid var(--primary-red);
  text-align: center;
}
.page-products .card-hint {
  font-family: var(--font-label);
  font-size: 0.75rem;
  color: var(--accent-silver);
  margin-top: 0.5rem;
  opacity: 0.7;
}
.page-products .app-card-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0.75rem 0 0.25rem;
  color: var(--text-primary);
}
.page-products .app-card-desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-align: center;
  margin: 0;
}
.page-products .back-text {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 1rem;
}
.page-products .app-card-back .btn {
  margin-top: auto;
  background: var(--primary-red);
  border: none;
  padding: 0.5rem 1.25rem;
  font-family: var(--font-body);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #fff;
  border-radius: 4px;
  text-decoration: none;
  display: inline-block;
  transition: opacity 0.2s;
}
.page-products .app-card-back .btn:hover {
  opacity: 0.85;
}

/* 截图滚动区 */
.page-products .app-card-screenshots {
  width: 100%;
  max-width: 220px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  border-radius: 8px;
  border: 2px solid rgba(255,255,255,0.1);
  margin-bottom: 0.5rem;
}
.page-products .screenshot-img {
  scroll-snap-align: center;
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 6px;
}

/* 覆盖区域 */
.page-products .coverage-card {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
  background: var(--glass-bg);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.05);
  padding: 2rem;
  border-radius: var(--card-radius);
}
.page-products .coverage-text {
  flex: 1 1 300px;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary);
}
.page-products .coverage-update {
  margin-top: 1rem;
}
.page-products .update-badge {
  display: inline-block;
  background: var(--emphasis-red-bg);
  color: var(--primary-red);
  font-family: var(--font-label);
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  margin-right: 0.5rem;
  border: 1px solid var(--primary-red);
}
.page-products .coverage-image {
  flex: 0 0 280px;
}
.page-products .coverage-img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 8px;
  filter: drop-shadow(0 0 12px rgba(0,180,216,0.3));
}

/* 获取方式区域 */
.page-products .access-card {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
  background: var(--glass-bg);
  backdrop-filter: blur(6px);
  padding: 2rem;
  border-radius: var(--card-radius);
  border: 1px solid var(--primary-red);
  margin-top: 2rem;
}
.page-products .access-preview {
  flex: 0 0 180px;
  aspect-ratio: 1/2;
  overflow: hidden;
  border-radius: 16px;
  border: 2px solid var(--accent-silver);
  box-shadow: 0 0 30px rgba(229,57,53,0.2);
}
.page-products .access-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-products .access-info {
  flex: 1 1 300px;
}
.page-products .access-desc {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}
.page-products .access-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.page-products .access-links .btn {
  background: var(--primary-red);
  border: none;
  padding: 0.75rem 2rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #fff;
  border-radius: 4px;
  text-decoration: none;
  transition: opacity 0.2s;
}
.page-products .access-links .btn:hover {
  opacity: 0.85;
}
.page-products .access-links .btn-cta {
  background: var(--accent-blue);
  box-shadow: 0 0 20px rgba(0,180,216,0.4);
}
.page-products .access-contact {
  margin-top: 1rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.page-products .access-contact a {
  color: var(--accent-blue);
  text-decoration: underline;
}

/* 移动端响应式 */
@media (max-width: 640px) {
  .page-products .page-title {
    font-size: 2rem;
  }
  .page-products .features-grid {
    grid-template-columns: 1fr;
  }
  .page-products .app-card {
    height: 480px;
  }
  .page-products .app-card-screenshots {
    max-width: 180px;
  }
  .page-products .coverage-card,
  .page-products .access-card {
    flex-direction: column;
    align-items: flex-start;
  }
  .page-products .coverage-image,
  .page-products .access-preview {
    flex: 0 0 auto;
    width: 100%;
    max-width: 280px;
  }
  .page-products .access-preview {
    aspect-ratio: 1/2;
    max-height: 360px;
  }
  .page-products .section-title {
    font-size: 1.5rem;
  }
  .page-products .access-links {
    flex-direction: column;
    width: 100%;
  }
  .page-products .access-links .btn {
    text-align: center;
  }
}