/* ===== 应用中心页专属样式 ===== */
.page-products {
  --page-feature-gap: 2.5rem;
  --page-img-radius: var(--radius-md);
  --page-detail-bg: rgba(31, 34, 50, 0.6);
  --page-band-height: 4px;
}

/* 介绍区 */
.page-products__intro {
  padding: var(--space-xl) 0 var(--space-lg);
  text-align: center;
}

.page-products__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2rem, 6vw, 3rem);
  letter-spacing: 0.06em;
  margin-top: var(--space-sm);
}

.page-products__subtitle {
  color: var(--c-text-muted);
  font-size: 1.125rem;
  margin-top: var(--space-sm);
}

/* 功能区块通用 */
.page-products__feature {
  padding: var(--space-xl) 0;
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.page-products__feature-band {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--page-band-height);
  background: var(--band-color);
  opacity: 0.7;
  transform: skewY(-0.5deg);
  transform-origin: left center;
}

.page-products__feature-grid {
  display: flex;
  flex-direction: column;
  gap: var(--page-feature-gap);
  align-items: center;
}

@media (min-width: 768px) {
  .page-products__feature-grid {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-products__feature--lineup .page-products__feature-grid {
    flex-direction: row-reverse;
  }

  .page-products__feature-visual,
  .page-products__feature-content {
    flex: 1;
    max-width: 50%;
  }
}

.page-products__feature-content {
  flex: 1;
  max-width: 100%;
}

.page-products__feature-visual {
  flex: 0 0 auto;
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
}

.page-products__feature-img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--page-img-radius);
  object-fit: cover;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-glow);
}

.page-products__feature-img--portrait {
  max-height: 500px;
  width: auto;
  margin: 0 auto;
}

.page-products__feature-img--landscape {
  max-height: 300px;
}

.page-products__feature-img--square {
  max-height: 200px;
}

/* 数字编号 */
.page-products__feature-number {
  font-family: var(--font-data);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  color: var(--c-text-muted);
  opacity: 0.3;
  display: block;
  margin-bottom: var(--space-sm);
}

.page-products__feature-heading {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.5rem, 4vw, 2rem);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-md);
}

.page-products__feature-desc {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--c-text);
  margin-bottom: var(--space-lg);
}

/* 折叠面板 */
.page-products__detail {
  background: var(--page-detail-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  transition: border-color 0.2s;
}

.page-products__detail:hover {
  border-color: var(--c-primary-end);
}

.page-products__detail-summary {
  font-weight: 600;
  color: var(--c-text);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-products__detail-summary::-webkit-details-marker {
  display: none;
}

.page-products__detail-icon {
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--c-secondary);
  transition: transform 0.25s;
}

.page-products__detail[open] .page-products__detail-icon {
  transform: rotate(45deg);
}

.page-products__detail-text {
  padding-top: var(--space-sm);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--c-text-muted);
  border-top: 1px solid var(--c-border);
  margin-top: var(--space-sm);
}

/* 下载引导区 */
.page-products__download {
  padding: var(--space-xl) 0;
}

.page-products__download-inner {
  text-align: center;
}

.page-products__download-card {
  display: inline-block;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  box-shadow: var(--shadow-neon);
  text-align: center;
  max-width: 540px;
  width: 100%;
}

.page-products__download-mascot {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-md);
  display: block;
  border-radius: 50%;
  background: var(--gradient-primary);
  padding: 4px;
  box-shadow: var(--shadow-glow);
}

.page-products__download-heading {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.75rem;
  margin-bottom: var(--space-sm);
}

.page-products__download-desc {
  color: var(--c-text-muted);
  margin-bottom: var(--space-lg);
}

.page-products__download-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* 底部数据流背景 */
.page-products__bottom-bg {
  padding-bottom: var(--space-lg);
  overflow: hidden;
}

.page-products__bottom-bg-img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  opacity: 0.3;
  pointer-events: none;
}

/* 按钮复用扩展 */
.page-products .btn-primary {
  background: var(--gradient-secondary);
  color: #0B0C10;
  font-weight: 700;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
  text-decoration: none;
  display: inline-block;
}

.page-products .btn-primary:hover {
  opacity: 0.85;
  transform: translateY(-2px);
}

.page-products .btn-outline {
  background: transparent;
  color: var(--c-text);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  text-decoration: none;
  display: inline-block;
}

.page-products .btn-outline:hover {
  border-color: var(--c-secondary);
  color: var(--c-secondary);
}

/* 移动端友好 */
@media (max-width: 767px) {
  .page-products__feature {
    padding: var(--space-lg) 0;
  }

  .page-products__feature-grid {
    gap: var(--space-lg);
  }

  .page-products__feature-number {
    font-size: 2.5rem;
  }

  .page-products__feature-heading {
    font-size: 1.25rem;
  }

  .page-products__feature-desc {
    font-size: 0.95rem;
  }

  .page-products__feature-img--portrait {
    max-height: 350px;
  }

  .page-products__download-card {
    padding: var(--space-md);
  }

  .page-products__download-actions {
    flex-direction: column;
    align-items: center;
  }

  .page-products__bottom-bg {
    display: none;
  }
}

/* 横向不溢出 */
.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products__detail-text {
  word-break: break-word;
}

.page-products {
  --band-color: transparent;
}