/* ===== 解决方案页面专属样式 ===== */
.page-products {
  --service-icon-size: 60px;
  --accordion-transition: 0.35s ease;
  --card-gap: 1.5rem;

  position: relative;
}

/* 面包屑 */
.page-products .breadcrumb {
  padding: var(--spacing-md) 0 var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--color-text-dark);
  opacity: 0.8;
}

/* APP下载区 */
.page-products .hero-download {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  align-items: center;
  padding: var(--spacing-xl) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.page-products .hero-download__text {
  flex: 1 1 280px;
}

.page-products .hero-download__title {
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin: 0 0 0.2em;
  line-height: 1.15;
}

.page-products .hero-download__subtitle {
  display: block;
  font-size: 1.4rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--color-primary);
}

.page-products .hero-download__lead {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--color-text-dark);
  margin: var(--spacing-sm) 0;
}

.page-products .hero-download__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin: var(--spacing-md) 0 var(--spacing-xs);
}

.page-products .hero-download__note {
  font-size: 0.85rem;
  color: var(--color-text-dark);
  opacity: 0.6;
  margin-top: 0.25rem;
}

.page-products .hero-download__visual {
  flex: 1 1 300px;
  max-width: 600px;
}

.page-products .hero-download__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 6px 20px var(--color-shadow);
}

/* 服务区域 */
.page-products .services-section {
  padding: var(--spacing-xl) 0;
}

.page-products .services-section__heading {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-text-dark);
  margin: 0 0 0.3em;
  border-left: 4px solid var(--color-gold);
  padding-left: var(--spacing-sm);
}

.page-products .services-section__desc {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-dark);
  opacity: 0.75;
  margin-bottom: var(--spacing-md);
}

/* 折叠面板 */
.page-products .accordion {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  max-width: 860px;
}

.page-products .accordion-item {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  border-radius: 6px;
  overflow: hidden;
  transition: box-shadow var(--accordion-transition);
}

.page-products .accordion-item:hover {
  box-shadow: 0 4px 12px var(--color-shadow);
}

.page-products .accordion-item__trigger {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-dark);
  text-align: left;
}

.page-products .accordion-item__icon {
  width: var(--service-icon-size);
  height: var(--service-icon-size);
  flex-shrink: 0;
  object-fit: contain;
  border-radius: 4px;
  background: var(--color-bg-light);
}

.page-products .accordion-item__label {
  flex: 1;
}

.page-products .accordion-item__indicator {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  transform: rotate(45deg);
  transition: transform var(--accordion-transition);
  flex-shrink: 0;
}

.page-products .accordion-item__panel {
  padding: 0 var(--spacing-md) var(--spacing-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-dark);
  display: none;
}

.page-products .accordion-item[aria-expanded="true"] .accordion-item__toggle {
  /* JS 控制 aria-expanded 和 data-open */
}

.page-products .accordion-item[data-open] .accordion-item__indicator {
  transform: rotate(-135deg);
}

.page-products .accordion-item[data-open] .accordion-item__panel {
  display: block;
}

/* 使用指南 */
.page-products .guide-section {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl) 0;
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.page-products .guide-section__text {
  flex: 1 1 280px;
}

.page-products .guide-section__heading {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--color-text-dark);
  margin: 0 0 0.4em;
}

.page-products .guide-section__desc {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--color-text-dark);
  margin-bottom: var(--spacing-sm);
}

.page-products .guide-section__list {
  list-style: none;
  padding: 0;
  margin: var(--spacing-sm) 0;
}

.page-products .guide-section__list li {
  position: relative;
  padding-left: 1.6em;
  margin-bottom: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.page-products .guide-section__list li::before {
  content: "·";
  position: absolute;
  left: 0.2em;
  color: var(--color-gold);
  font-weight: 700;
  font-size: 1.3rem;
}

.page-products .guide-section__more {
  margin-top: var(--spacing-sm);
  font-size: 0.95rem;
}

.page-products .guide-section__link {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-products .guide-section__visual {
  flex: 1 1 300px;
  max-width: 800px;
}

.page-products .guide-section__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 4px 16px var(--color-shadow);
}

/* 版本背景装饰 */
.page-products .version-bg {
  margin: var(--spacing-md) 0;
  text-align: center;
}

.page-products .version-bg__img {
  max-width: 100%;
  height: auto;
  opacity: 0.15;
}

/* 信任纹样底部 */
.page-products .trust-band {
  margin: var(--spacing-lg) 0 0;
  max-width: 100%;
  overflow: hidden;
}

.page-products .trust-band__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  opacity: 0.08;
}

/* 站内导航区 */
.page-products .section-nav {
  padding: var(--spacing-md) 0;
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.page-products .section-nav__link {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  margin: 0 0.3em;
}

/* 滚动显现 */
.page-products [data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-products .accordion-item__indicator {
    transition: none;
  }
}

/* 移动端优化（小于 768px） */
@media (max-width: 767px) {
  .page-products .hero-download__title {
    font-size: 2rem;
  }

  .page-products .hero-download__subtitle {
    font-size: 1.1rem;
  }

  .page-products .services-section__heading {
    font-size: 1.5rem;
  }

  .page-products .guide-section__heading {
    font-size: 1.4rem;
  }

  .page-products .accordion-item__trigger {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.95rem;
  }

  .page-products .accordion-item__icon {
    width: 48px;
    height: 48px;
  }

  .page-products .accordion-item__panel {
    padding: 0 var(--spacing-sm) var(--spacing-xs);
  }
}

/* 桌面端间距微调 */
@media (min-width: 768px) {
  .page-products .hero-download {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
  }
}