/* 页面专属：.page-products */
.page-products {
  --content-max: var(--content-max-width, 1200px);
  --page-padding: var(--content-padding, 2rem);
  --card-shadow: 0 2px 8px rgba(44, 26, 14, 0.08);
  --card-shadow-hover: 0 6px 20px rgba(44, 26, 14, 0.12);
  --border-color: var(--border-shadow, #D4C9B8);
  --red-orange: var(--red-orange, #E35F32);
  --amber: var(--highlight-amber, #F4A940);
  --cream: var(--cream-bg, #F5F0E8);
  --dark-brown: var(--dark-brown, #2C1A0E);
  --dark-gray: var(--dark-gray, #3A3A3A);
  --mid-gray: var(--mid-gray, #9B9B9B);
  --font-heading: var(--font-heading, Georgia, serif);
  --font-body: var(--font-body, 'Helvetica Neue', Arial, sans-serif);

  display: block;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: calc(var(--header-height, 72px) + var(--page-padding)) var(--page-padding) calc(var(--page-padding) * 2);
  background: var(--cream);
  font-family: var(--font-body);
  color: var(--dark-gray);
}

/* 面包屑 */
.page-products__breadcrumb {
  font-size: 0.85rem;
  color: var(--mid-gray);
  margin-bottom: 1.5rem;
  letter-spacing: 0.3px;
}
.page-products__breadcrumb a {
  color: var(--red-orange);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-products__breadcrumb a:hover {
  border-bottom-color: var(--red-orange);
}
.page-products__breadcrumb-sep {
  margin: 0 0.25rem;
  color: var(--border-color);
}

/* 主标题 */
.page-products__heading--main {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 300;
  color: var(--dark-brown);
  margin: 0 0 0.25rem;
  line-height: 1.1;
  letter-spacing: 0.5px;
}
.page-products__heading-sub {
  display: block;
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--red-orange);
  margin-top: 0.25rem;
}

/* 引言 */
.page-products__intro {
  margin-bottom: 2.5rem;
  max-width: 60ch;
}
.page-products__intro-text {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--dark-gray);
  border-left: 3px solid var(--red-orange);
  padding-left: 1.25rem;
}

/* 功能卡片网格 */
.page-products__features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

/* 卡片 */
.page-products__card {
  display: flex;
  flex-direction: column;
  background: var(--paper-overlay, rgba(245, 240, 232, 0.9));
  border: 1px solid var(--border-color);
  box-shadow: var(--card-shadow);
  transition: box-shadow 0.3s ease, transform 0.2s ease;
  cursor: default;
  position: relative;
}
.page-products__card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}
.page-products__card-content {
  padding: 1.5rem;
  order: 1;
}
.page-products__card-heading {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--dark-brown);
  margin: 0 0 0.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
}
.page-products__card-tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--amber);
  background: rgba(244, 169, 64, 0.12);
  padding: 0.15rem 0.55rem;
  border-radius: 2px;
  letter-spacing: 0.5px;
  border: 1px solid rgba(244, 169, 64, 0.3);
}
.page-products__card-desc {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--dark-gray);
  margin: 0 0 1.25rem;
}
.page-products__card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.page-products__card-index {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  font-style: italic;
  color: var(--red-orange);
}
.page-products__card-hint {
  font-size: 0.7rem;
  color: var(--mid-gray);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.page-products__card-visual {
  order: 0;
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--cream);
}
.page-products__card-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.3s ease, opacity 0.3s ease;
  cursor: pointer;
}
.page-products__card-img:hover {
  transform: scale(1.03);
  opacity: 0.92;
}
.page-products__card-img--logo {
  max-width: 200px;
  margin: 0 auto;
  padding: 1rem;
}

/* 半宽卡片 */
.page-products__card--half .page-products__card-visual {
  border-bottom: none;
}

/* 下载横幅 */
.page-products__download {
  background: var(--dark-brown);
  color: var(--cream);
  padding: 2rem;
  margin-bottom: 2.5rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--card-shadow);
}
.page-products__download-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}
.page-products__download-visual {
  flex-shrink: 0;
}
.page-products__download-img {
  display: block;
  width: 100%;
  max-width: 300px;
  height: auto;
  object-fit: contain;
}
.page-products__download-info {
  text-align: center;
}
.page-products__download-heading {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--cream);
  margin: 0 0 0.75rem;
  letter-spacing: 0.3px;
}
.page-products__download-desc {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--border-color);
  margin: 0 0 1.25rem;
  max-width: 40ch;
  margin-left: auto;
  margin-right: auto;
}
.page-products__download-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.page-products__download-btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark-brown);
  background: var(--cream);
  padding: 0.75rem 2rem;
  border: 1px solid var(--border-color);
  cursor: default;
  transition: background 0.2s, color 0.2s;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.page-products__download-btn:hover {
  background: var(--red-orange);
  color: var(--cream);
  border-color: var(--red-orange);
}
.page-products__download-btn--android:hover {
  background: var(--amber);
  border-color: var(--amber);
}
.page-products__download-note {
  font-size: 0.8rem;
  color: var(--mid-gray);
  margin: 0;
}

/* 相关链接 */
.page-products__related {
  border-top: 1px solid var(--border-color);
  padding-top: 1.5rem;
  margin-top: 1rem;
}
.page-products__related-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--mid-gray);
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
}
.page-products__related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}
.page-products__related-link {
  font-size: 0.9rem;
  color: var(--red-orange);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.page-products__related-link:hover {
  border-bottom-color: var(--red-orange);
}

/* 桌面端布局 */
@media (min-width: 768px) {
  .page-products__heading--main {
    font-size: 4rem;
  }
  .page-products__heading-sub {
    font-size: 2rem;
  }
  .page-products__features {
    grid-template-columns: 1fr 1fr;
    gap: 2rem 1.5rem;
  }
  .page-products__card {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .page-products__card-content {
    flex: 1 1 50%;
    order: 0;
    padding: 2rem;
  }
  .page-products__card-visual {
    flex: 1 1 50%;
    order: 1;
    border-bottom: none;
    border-left: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .page-products__card--half .page-products__card-visual {
    border-left: none;
  }
  .page-products__card-img {
    max-height: 500px;
    width: auto;
    height: 100%;
    object-fit: contain;
  }
  .page-products__card-img--logo {
    max-height: 100px;
    padding: 1.5rem;
  }
  .page-products__download-inner {
    flex-direction: row;
    text-align: left;
  }
  .page-products__download-info {
    text-align: left;
  }
  .page-products__download-desc {
    margin-left: 0;
    margin-right: 0;
  }
  .page-products__download-actions {
    justify-content: flex-start;
  }
}

@media (min-width: 1024px) {
  .page-products__features {
    gap: 2rem 2rem;
  }
  .page-products__card-content {
    padding: 2.5rem;
  }
  .page-products__download {
    padding: 3rem 4rem;
  }
  .page-products__card-heading {
    font-size: 2rem;
  }
}
</PAGE_CSS>