.page-products {
  --features-gap: 1rem;
  --card-min-width: 220px;
  --img-radius: 6px;
  --accent-pulse: rgba(232, 122, 30, 0.15);
  font-family: var(--font-body);
  color: var(--color-text-primary);
}

/* 面包屑 */
.page-products__breadcrumbs {
  padding: 1rem 1rem 0;
  font-size: 0.85em;
  color: var(--color-metal-gray);
}

.page-products__breadcrumbs a {
  color: var(--color-accent);
  text-decoration: none;
}

.page-products__breadcrumbs a:hover {
  text-decoration: underline;
}

.page-products__breadcrumbs [aria-current="page"] {
  color: var(--color-text-primary);
  font-weight: 600;
}

/* 首屏区域 */
.page-products__hero {
  position: relative;
  padding: 2rem 1rem;
  text-align: center;
  background: var(--color-neutral-light);
  overflow: hidden;
}

.page-products__hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
  pointer-events: none;
}

.page-products__hero-title {
  font: var(--font-heading);
  font-size: clamp(1.5rem, 5vw, 2.25rem);
  letter-spacing: var(--letter-spacing-heading);
  margin: 0 0 0.25rem;
  color: var(--color-primary);
}

.page-products__hero-sub {
  display: block;
  font-size: 0.65em;
  font-weight: 400;
  color: var(--color-accent);
}

.page-products__hero-desc {
  max-width: 600px;
  margin: 0.75rem auto 0;
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  line-height: 1.7;
  color: var(--color-neutral-dark);
}

/* 功能亮点区域 */
.page-products__features {
  padding: 2rem 1rem;
}

.section-title {
  font: var(--font-heading);
  font-size: 1.5rem;
  letter-spacing: var(--letter-spacing-heading);
  margin: 0 0 1.5rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.5em;
  background: var(--color-accent);
  flex-shrink: 0;
}

.page-products__features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--features-gap);
}

.card {
  background: var(--color-surface);
  border: var(--border-print);
  border-radius: var(--img-radius);
  box-shadow: var(--shadow-card);
  padding: 1.25rem;
  transition: box-shadow var(--transition-standard);
}

.card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}

.card__img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--img-radius);
  margin-bottom: 0.75rem;
}

.card__body {
  flex: 1;
}

.card__label {
  display: inline-block;
  font-size: 0.75em;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--color-accent);
  color: var(--color-surface);
  padding: 0.125rem 0.5rem;
  border-radius: 3px;
  margin-bottom: 0.5rem;
}

.card__title {
  font: var(--font-heading);
  font-size: 1.1rem;
  letter-spacing: var(--letter-spacing-heading);
  margin: 0.25rem 0;
  color: var(--color-primary-variant);
}

.card__text {
  font: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-neutral-dark);
  margin: 0.25rem 0 0;
}

/* 版本说明区域 */
.page-products__version {
  padding: 2rem 1rem;
  background: var(--color-surface);
}

.page-products__version-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.page-products__version-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-neutral-dark);
}

.page-products__version-text strong {
  color: var(--color-primary);
}

.page-products__version-img {
  max-width: 100%;
  height: auto;
  border-radius: var(--img-radius);
  object-fit: cover;
  border: var(--border-print);
}

.page-products__link {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
}

.page-products__link:hover {
  text-decoration: underline;
}

/* 下载引导区 */
.page-products__download {
  padding: 2rem 1rem;
  background: var(--color-neutral-light);
  text-align: center;
}

.page-products__download-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.page-products__download-img {
  max-width: 120px;
  height: auto;
  border-radius: 50%;
  border: 3px solid var(--color-accent);
  padding: 0.5rem;
  background: var(--color-surface);
}

.page-products__download-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.page-products__download-text {
  font-size: 1.05rem;
  color: var(--color-neutral-dark);
  max-width: 400px;
  margin: 0;
}

.btn.btn--primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  font: var(--font-heading);
  font-size: 1.1rem;
  letter-spacing: 0.03em;
  border: none;
  border-radius: 6px;
  background: var(--color-primary);
  color: var(--color-text-on-dark);
  cursor: pointer;
  transition: background var(--transition-standard), transform 0.15s;
}

.btn.btn--primary:hover {
  background: var(--color-primary-variant);
  transform: translateY(-2px);
}

.btn.btn--primary:active {
  transform: translateY(0);
}

/* 兼容设备区 */
.page-products__compatibility {
  padding: 2rem 1rem;
}

.page-products__compatibility-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-products__compatibility-img {
  max-width: 100%;
  height: auto;
  border-radius: var(--img-radius);
  border: var(--border-print);
}

.page-products__compatibility-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-products__compatibility-list li {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-neutral-dark);
  padding-left: 1.5rem;
  position: relative;
}

.page-products__compatibility-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

.page-products__compatibility-note {
  font-size: 0.9em;
  color: var(--color-metal-gray);
  border-left: 3px solid var(--color-accent);
  padding-left: 0.75rem;
  margin: 0.5rem 0 0;
}

/* 页面底部内链区 */
.page-products__faq-link {
  padding: 1.5rem 1rem;
  text-align: center;
  background: var(--color-background-dark);
  color: var(--color-text-on-dark);
  font-size: 1rem;
}

.page-products__faq-link a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
}

.page-products__faq-link a:hover {
  text-decoration: underline;
}

/* 桌面端 (≥768px) */
@media (min-width: 768px) {
  .page-products {
    max-width: var(--content-max-width, 1120px);
    margin: 0 auto;
    padding: 0 1.5rem 2rem;
  }

  .page-products__breadcrumbs {
    padding: 1rem 0 0;
  }

  .page-products__hero {
    padding: 3rem 2rem;
  }

  .page-products__features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .page-products__version-content {
    flex-direction: row;
    gap: 2rem;
    align-items: flex-start;
  }

  .page-products__version-text {
    flex: 1;
  }

  .page-products__version-img {
    flex: 0 0 55%;
    max-width: 55%;
  }

  .page-products__download-inner {
    flex-direction: row;
    justify-content: center;
  }

  .page-products__download-img {
    max-width: 150px;
  }

  .page-products__download-action {
    align-items: flex-start;
    text-align: left;
  }

  .page-products__compatibility-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    align-items: start;
  }

  .page-products__compatibility-img {
    grid-column: 1 / -1;
  }

  .page-products__compatibility-list {
    grid-column: 1;
  }

  .page-products__compatibility-note {
    grid-column: 2;
  }
}

/* 大桌面端 (≥1024px) */
@media (min-width: 1024px) {
  .page-products__features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .card {
    display: flex;
    gap: 1rem;
  }

  .card__img {
    width: 160px;
    height: auto;
    flex-shrink: 0;
  }
}

/* 动态交互 */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}