/* ===== 应用中心（/apps/）专属样式 ===== */
.page-products {
  --card-radius: var(--radius-lg);
  --card-gap: 1.75rem;
  --card-padding: 1.5rem;
  --border-gradient: linear-gradient(135deg, #0B1D3A 0%, #FF6B35 50%, #9B59B6 100%);
  --card-bg: rgba(255,255,255,0.04);
  --card-border-glass: rgba(255,255,255,0.08);
  --card-shadow: 0 8px 32px rgba(0,0,0,0.3);
  --card-hover-shadow: 0 16px 48px rgba(0,0,0,0.5);
  --detail-max-height: 0px;
  display: block;
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
  color: var(--color-text-light, #FFFFFF);
  background: transparent;
}

/* 面包屑 */
.page-products .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-nav, "Inter","Noto Sans SC",sans-serif);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.55);
  margin-bottom: 2rem;
  padding: 0 0.25rem;
}
.page-products .breadcrumb a {
  color: var(--color-accent, #FF6B35);
  text-decoration: none;
  transition: color var(--transition, 0.25s ease);
}
.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--color-accent-hover, #FF8C00);
  text-decoration: underline;
}
.page-products .breadcrumb .separator {
  color: rgba(255,255,255,0.3);
  margin: 0 0.1rem;
}
.page-products .breadcrumb a[aria-current="page"] {
  color: rgba(255,255,255,0.7);
  pointer-events: none;
  text-decoration: none;
}

/* Hero 区 */
.page-products__hero {
  text-align: center;
  padding: 2rem 0 2.5rem;
  border-bottom: 1px solid var(--card-border-glass, rgba(255,255,255,0.08));
  margin-bottom: 2.5rem;
}
.page-products__hero-title {
  font-family: var(--font-heading, "Montserrat","Noto Sans SC",sans-serif);
  font-size: 2.2rem;
  font-weight: 700;
  font-style: italic;
  line-height: 1.2;
  margin: 0 0 0.75rem;
  color: var(--color-text-light, #FFFFFF);
}
.page-products__hero-title .text-gradient {
  background: var(--color-gradient, linear-gradient(135deg,#0B1D3A,#FF6B35,#9B59B6));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: normal;
}
.page-products__hero-sub {
  font-family: var(--font-body, "Inter","Noto Sans SC",sans-serif);
  font-size: 1.05rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.75);
  max-width: 620px;
  margin: 0 auto 1.5rem;
}
.page-products__hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}
.page-products__download-btn {
  padding: 0.75rem 2rem;
  font-size: 1rem;
  cursor: default;
  pointer-events: none;
  border-radius: var(--radius-md, 12px);
}
.page-products__web-btn {
  padding: 0.75rem 2rem;
  font-size: 1rem;
  cursor: default;
  pointer-events: none;
  border-radius: var(--radius-md, 12px);
  border: 1px solid var(--color-accent, #FF6B35);
  color: var(--color-accent, #FF6B35);
  background: transparent;
}
.page-products__hero-note {
  font-family: var(--font-body, "Inter","Noto Sans SC",sans-serif);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  margin-top: 0.5rem;
}

/* 功能卡片网格 */
.page-products__features {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--card-gap, 1.75rem);
  margin-bottom: 2.5rem;
}

/* 通用卡片样式 */
.page-products__feature-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--card-bg, rgba(255,255,255,0.04));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--card-radius, 24px);
  border: 1px solid var(--card-border-glass, rgba(255,255,255,0.08));
  box-shadow: var(--card-shadow, 0 8px 32px rgba(0,0,0,0.3));
  padding: var(--card-padding, 1.5rem);
  transition: transform var(--transition, 0.25s ease), box-shadow var(--transition, 0.25s ease), border-color var(--transition, 0.25s ease);
  overflow: hidden;
}
.page-products__feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: var(--border-gradient);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.6;
  transition: opacity var(--transition, 0.25s ease);
}
.page-products__feature-card:hover,
.page-products__feature-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--card-hover-shadow, 0 16px 48px rgba(0,0,0,0.5));
  border-color: rgba(255,107,53,0.3);
}
.page-products__feature-card:hover::before {
  opacity: 1;
}

/* 卡片视觉区（图片） */
.page-products__card-visual {
  flex-shrink: 0;
  margin-bottom: 1rem;
  border-radius: var(--radius-md, 12px);
  overflow: hidden;
  background: rgba(0,0,0,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-products__card-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md, 12px);
  transition: transform var(--transition, 0.25s ease);
}
.page-products__feature-card:hover .page-products__card-img {
  transform: scale(1.02);
}

/* 卡片内容 */
.page-products__card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}
.page-products__card-heading {
  font-family: var(--font-heading, "Montserrat","Noto Sans SC",sans-serif);
  font-size: 1.35rem;
  font-weight: 700;
  font-style: italic;
  color: var(--color-text-light, #FFFFFF);
  margin: 0 0 0.4rem;
  line-height: 1.3;
}
.page-products__card-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-nav, "Inter","Noto Sans SC",sans-serif);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent, #FF6B35);
  background: rgba(255,107,53,0.12);
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  margin-bottom: 0.6rem;
  align-self: flex-start;
}
.page-products__card-desc {
  font-family: var(--font-body, "Inter","Noto Sans SC",sans-serif);
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.78);
  margin: 0 0 0.75rem;
  flex: 1;
}
.page-products__card-detail {
  font-family: var(--font-body, "Inter","Noto Sans SC",sans-serif);
  font-size: 0.9rem;
  line-height: 1.65;
  color: rgba(255,255,255,0.6);
  max-height: var(--detail-max-height, 0px);
  overflow: hidden;
  transition: max-height var(--transition, 0.25s ease), opacity var(--transition, 0.25s ease);
  opacity: 0;
  margin-bottom: 0;
}
.page-products__feature-card[data-detail-open="true"] .page-products__card-detail {
  --detail-max-height: 300px;
  opacity: 1;
  margin-bottom: 0.75rem;
}
.page-products__card-toggle {
  align-self: flex-start;
  padding: 0.45rem 1.2rem;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: var(--radius-md, 12px);
  cursor: default;
  pointer-events: none;
  border: none;
  background: var(--color-accent, #FF6B35);
  color: var(--color-text-light, #FFFFFF);
  transition: background var(--transition, 0.25s ease);
}
.page-products__feature-card[data-detail-open="true"] .page-products__card-toggle {
  background: rgba(255,255,255,0.12);
  color: var(--color-accent, #FF6B35);
}

/* 卡片特性变体 */
.page-products__feature-card--primary .page-products__card-visual {
  max-width: 200px;
  margin-left: auto;
  margin-right: auto;
}
.page-products__feature-card--secondary .page-products__card-visual {
  max-width: 180px;
  margin-left: auto;
  margin-right: auto;
}
.page-products__feature-card--wide .page-products__card-visual--dual {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
}
.page-products__feature-card--wide .page-products__card-visual--dual .page-products__card-img {
  max-width: 130px;
  border-radius: var(--radius-sm, 6px);
}
.page-products__feature-card--compact .page-products__card-visual {
  max-width: 160px;
  margin-left: auto;
  margin-right: auto;
}

/* 大气氛图 */
.page-products__atmosphere {
  margin: 2rem 0 2.5rem;
  border-radius: var(--radius-lg, 24px);
  overflow: hidden;
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--card-border-glass, rgba(255,255,255,0.06));
}
.page-products__atmosphere-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 相关链接区 */
.page-products__related {
  padding: 1.5rem 0 0;
}
.page-products__related-inner {
  text-align: center;
  border-top: 1px solid var(--card-border-glass, rgba(255,255,255,0.08));
  padding-top: 2rem;
}
.page-products__related-heading {
  font-family: var(--font-heading, "Montserrat","Noto Sans SC",sans-serif);
  font-size: 1.1rem;
  font-weight: 600;
  font-style: italic;
  color: rgba(255,255,255,0.6);
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.page-products__related-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-products__related-list .btn-outline {
  border: 1px solid var(--color-accent, #FF6B35);
  color: var(--color-accent, #FF6B35);
  background: transparent;
  padding: 0.5rem 1.25rem;
  font-size: 0.85rem;
  border-radius: var(--radius-md, 12px);
  text-decoration: none;
  display: inline-block;
  transition: background var(--transition, 0.25s ease), color var(--transition, 0.25s ease);
}
.page-products__related-list .btn-outline:hover,
.page-products__related-list .btn-outline:focus-visible {
  background: var(--color-accent, #FF6B35);
  color: var(--color-text-light, #FFFFFF);
}

/* ===== 响应式：平板 ≥ 640px ===== */
@media (min-width: 640px) {
  .page-products {
    padding: 1.5rem 1.5rem 4rem;
  }
  .page-products__hero-title {
    font-size: 2.6rem;
  }
  .page-products__hero-sub {
    font-size: 1.1rem;
  }
  .page-products__features {
    grid-template-columns: 1fr 1fr;
  }
  .page-products__feature-card--wide {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: center;
  }
  .page-products__feature-card--wide .page-products__card-visual--dual {
    flex-shrink: 0;
    margin-right: 1.5rem;
    margin-bottom: 0;
    max-width: 280px;
  }
  .page-products__feature-card--primary {
    flex-direction: row;
    align-items: center;
  }
  .page-products__feature-card--primary .page-products__card-visual {
    flex-shrink: 0;
    margin-right: 1.25rem;
    margin-bottom: 0;
    max-width: 160px;
  }
  .page-products__feature-card--secondary {
    flex-direction: row;
    align-items: center;
  }
  .page-products__feature-card--secondary .page-products__card-visual {
    flex-shrink: 0;
    margin-right: 1.25rem;
    margin-bottom: 0;
    max-width: 140px;
  }
  .page-products__feature-card--compact {
    flex-direction: row;
    align-items: center;
  }
  .page-products__feature-card--compact .page-products__card-visual {
    flex-shrink: 0;
    margin-right: 1.25rem;
    margin-bottom: 0;
    max-width: 120px;
  }
}

/* ===== 响应式：桌面 ≥ 1024px ===== */
@media (min-width: 1024px) {
  .page-products {
    padding: 2rem 2rem 5rem;
  }
  .page-products__hero-title {
    font-size: 3rem;
  }
  .page-products__features {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  /* 首张卡片跨度更大 突出显示 */
  .page-products__feature-card:first-child {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
    flex-direction: column;
  }
  .page-products__feature-card:first-child .page-products__card-visual {
    max-width: 100%;
    margin-right: 0;
    margin-bottom: 1rem;
  }
  .page-products__feature-card:nth-child(2) {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
  }
  .page-products__feature-card:nth-child(3) {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
  }
  .page-products__feature-card:nth-child(4) {
    grid-column: 1 / 2;
    grid-row: 3 / 4;
  }
  .page-products__feature-card:nth-child(5) {
    grid-column: 2 / 3;
    grid-row: 3 / 4;
  }
  .page-products__feature-card--wide .page-products__card-visual--dual {
    max-width: 320px;
  }
  .page-products__feature-card--wide .page-products__card-visual--dual .page-products__card-img {
    max-width: 140px;
  }
  .page-products__feature-card--primary .page-products__card-visual {
    max-width: 180px;
  }
  .page-products__feature-card--secondary .page-products__card-visual {
    max-width: 160px;
  }
  .page-products__feature-card--compact .page-products__card-visual {
    max-width: 140px;
  }
  .page-products__related-heading {
    font-size: 1.25rem;
  }
}

/* ===== 响应式：大桌面 ≥ 1280px ===== */
@media (min-width: 1280px) {
  .page-products__features {
    gap: 2.25rem;
  }
  .page-products__hero-title {
    font-size: 3.4rem;
  }
}