/* page-products 专属样式 */
.page-products {
  --card-radius: 0.75rem;
  --hero-overlay: linear-gradient(135deg, rgba(0,212,255,0.15), rgba(255,107,0,0.15));
  --step-bg: var(--c-card);
}

/* 面包屑 */
.page-products .breadcrumb {
  padding: 1rem var(--gap) 0;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--c-text-muted);
}
.page-products .breadcrumb a {
  color: var(--c-primary);
  text-decoration: none;
}
.page-products .breadcrumb a:hover {
  text-decoration: underline;
}
.page-products .breadcrumb-sep {
  margin: 0 0.4rem;
}
.page-products .breadcrumb-current {
  color: var(--c-text);
}

/* 首屏框景 */
.page-products .hero-frame {
  position: relative;
  overflow: hidden;
  margin: 0 var(--gap) 2rem;
  border: 2px solid var(--c-border);
  border-radius: var(--card-radius);
  background: var(--hero-overlay), var(--c-card);
  min-height: 40vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-products .hero-frame-inner {
  text-align: center;
  padding: 3rem 2rem;
  position: relative;
  z-index: 1;
}
.page-products .hero-bg-decor {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.page-products .hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
}
.page-products .hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-style: italic;
  text-transform: uppercase;
  color: var(--c-text);
  margin: 0 0 0.5rem;
  letter-spacing: 0.05em;
}
.page-products .hero-sub {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--c-primary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.5;
}

/* 节标题通用 */
.page-products .section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-style: italic;
  color: var(--c-text);
  margin: 0 0 1.5rem;
  position: relative;
  padding-left: 0.5rem;
  border-left: 6px solid var(--c-accent);
}

/* 功能亮点网格 */
.page-products .features-grid {
  padding: 2rem var(--gap);
}
.page-products .features-grid-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}
@media (min-width: 768px) {
  .page-products .features-grid-cards {
    grid-template-columns: 2fr 1fr 1fr;
    grid-auto-rows: auto;
  }
  .page-products .feature-card--large {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }
  .page-products .feature-card--medium {
    grid-column: 2 / 4;
    grid-row: 1 / 2;
  }
  .page-products .feature-card--small {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
  }
  .page-products .feature-card--medium-alt {
    grid-column: 3 / 4;
    grid-row: 2 / 3;
  }
}
@media (max-width: 767px) {
  .page-products .feature-card {
    margin-bottom: 1rem;
  }
}

/* 卡片样式 */
.page-products .feature-card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--card-radius);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}
.page-products .feature-card:hover {
  transform: scale(1.03);
  box-shadow: 0 0 25px rgba(0,212,255,0.3);
}
.page-products .feature-card details {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.page-products .feature-card summary {
  list-style: none;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1rem;
  cursor: pointer;
}
.page-products .feature-card summary::-webkit-details-marker {
  display: none;
}
.page-products .feature-card-summary {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.page-products .feature-icon {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100px;
  overflow: hidden;
  border-radius: calc(var(--card-radius) / 2);
  background: var(--c-bg);
}
.page-products .feature-card-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.3s;
}
.page-products .feature-card:hover .feature-card-img {
  transform: scale(1.05);
}
.page-products .feature-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0 0;
}
.page-products .feature-card-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--c-text);
  margin: 0;
}
.page-products .feature-card-toggle {
  font-size: 1.8rem;
  color: var(--c-accent);
  line-height: 1;
  transition: transform 0.3s;
}
.page-products details[open] .feature-card-toggle {
  transform: rotate(45deg);
}
.page-products .feature-card-content {
  padding: 0 1rem 1rem;
  font-family: var(--font-body);
  color: var(--c-text-muted);
  line-height: 1.6;
  border-top: 1px solid var(--c-border);
  margin-top: 0.5rem;
}
.page-products .cta-btn--small {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  padding: 0.4rem 1rem;
}

/* 下载区 */
.page-products .download-zone {
  padding: 3rem var(--gap);
  text-align: center;
  background: linear-gradient(135deg, rgba(0,212,255,0.08), rgba(255,107,0,0.08));
  border: 1px solid var(--c-border);
  border-radius: var(--card-radius);
  margin: 0 var(--gap) 2rem;
}
.page-products .download-desc {
  font-family: var(--font-body);
  color: var(--c-text-muted);
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}
.page-products .download-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* 按钮脉冲动效 */
@keyframes pulse-border {
  0% { box-shadow: 0 0 0 0 var(--c-accent); }
  70% { box-shadow: 0 0 0 12px rgba(255,107,0,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,107,0,0); }
}
.page-products .cta-btn--pulse {
  animation: pulse-border 2s ease-in-out infinite;
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.2rem;
  padding: 0.85rem 2.5rem;
  border: 2px solid var(--c-accent);
  background: var(--gradient);
  color: var(--c-text);
  text-decoration: none;
  border-radius: 0.5rem;
  transition: transform 0.2s;
  display: inline-block;
}
.page-products .cta-btn--pulse:hover {
  transform: scale(1.05);
  box-shadow: 0 0 20px var(--c-primary);
}
.page-products .cta-btn--outline {
  font-family: var(--font-body);
  background: transparent;
  border: 2px solid var(--c-primary);
  color: var(--c-primary);
  padding: 0.85rem 2.5rem;
  border-radius: 0.5rem;
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.page-products .cta-btn--outline:hover {
  background: var(--c-primary);
  color: var(--c-bg);
}

/* 步骤指南 */
.page-products .steps-guide {
  padding: 2rem var(--gap);
}
.page-products .steps-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
@media (min-width: 768px) {
  .page-products .steps-container {
    flex-direction: row;
    justify-content: space-between;
  }
}
.page-products .step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  background: var(--step-bg);
  padding: 1.5rem;
  border-radius: var(--card-radius);
  border-left: 6px solid var(--c-accent);
  transition: transform 0.3s, box-shadow 0.3s;
  flex: 1;
}
.page-products .step:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}
.page-products .step-img {
  flex-shrink: 0;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--c-primary);
}
.page-products .step-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-products .step-content {
  flex: 1;
}
.page-products .step-number {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--c-accent);
  line-height: 1;
  margin-bottom: 0.25rem;
}
.page-products .step-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--c-text);
  margin: 0 0 0.5rem;
}
.page-products .step-content p {
  font-family: var(--font-body);
  color: var(--c-text-muted);
  line-height: 1.5;
}
.page-products .steps-note {
  text-align: center;
  margin-top: 2rem;
  font-family: var(--font-body);
  color: var(--c-text-muted);
}
.page-products .steps-note a {
  color: var(--c-primary);
  text-decoration: underline;
}

/* 更多链接 */
.page-products .more-links {
  padding: 2rem var(--gap);
}
.page-products .more-links-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
}
.page-products .more-links-list li a {
  color: var(--c-primary);
  font-family: var(--font-body);
  text-decoration: none;
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--c-primary);
  border-radius: 2rem;
  transition: background 0.2s, color 0.2s;
}
.page-products .more-links-list li a:hover {
  background: var(--c-primary);
  color: var(--c-bg);
}

/* 滚动显现（渐进增强） */
.page-products [data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

/* 移动端优化 */
@media (max-width: 767px) {
  .page-products .hero-frame {
    min-height: 30vh;
    margin: 0 1rem 1.5rem;
  }
  .page-products .hero-title {
    font-size: 2.2rem;
  }
  .page-products .features-grid-cards {
    gap: 1rem;
  }
  .page-products .feature-card-summary {
    padding: 0.75rem;
  }
  .page-products .step {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .page-products .step-img {
    margin-bottom: 0.5rem;
  }
  .page-products .download-buttons {
    flex-direction: column;
    align-items: center;
  }
  .page-products .more-links-list {
    flex-direction: column;
    align-items: center;
  }
}

/* 桌面宽度约束 */
@media (min-width: 1200px) {
  .page-products .hero-frame-inner,
  .page-products .features-grid,
  .page-products .download-zone,
  .page-products .steps-guide,
  .page-products .more-links {
    max-width: var(--content-w);
    margin-left: auto;
    margin-right: auto;
  }
}