.page-products {
  --bright-blue: #6EC9F0;
  --card-ink: #172632;
  font-family: var(--font-body);
  color: var(--c-text);
  background: var(--c-bg);
}

/* 面包屑 */
.page-products .breadcrumb {
  padding-top: var(--space-5);
}
.page-products .breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  font-size: 0.875rem;
  color: var(--c-muted);
}
.page-products .breadcrumb a {
  color: var(--c-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.page-products .breadcrumb a:hover {
  color: var(--summer-blue);
}
.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: var(--space-2);
  color: var(--c-muted);
}
.page-products .breadcrumb [aria-current="page"] {
  color: var(--c-text);
  font-weight: 500;
}

/* 页面首屏 */
.page-products .page-intro {
  position: relative;
  overflow: hidden;
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
}
.page-products .page-intro::before {
  content: "01";
  position: absolute;
  right: -0.5rem;
  top: 2rem;
  font-family: var(--font-display);
  font-size: clamp(7rem, 18vw, 13rem);
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(14, 20, 24, 0.06);
  pointer-events: none;
}
.page-products .intro-grid {
  position: relative;
  display: grid;
  gap: var(--space-7);
  align-items: center;
}
.page-products .intro-copy {
  z-index: 1;
}
.page-products .intro-copy .section-index {
  color: var(--autumn-orange);
}
.page-products .page-intro h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 8vw, 3.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: 0.02em;
  margin: var(--space-3) 0 var(--space-4);
  max-width: 12em;
}
.page-products .h1-accent {
  color: var(--summer-blue);
}
.page-products .intro-lead {
  font-size: 1.0625rem;
  line-height: 1.75;
  max-width: 30em;
  margin-bottom: var(--space-5);
}
.page-products .intro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.page-products .intro-figure {
  position: relative;
  padding: var(--space-3);
  background: var(--winter-silver);
  border: 1px solid var(--c-line);
}
.page-products .intro-figure::after {
  content: "";
  position: absolute;
  right: -10px;
  bottom: -10px;
  width: 44px;
  height: 44px;
  border-right: 4px solid var(--spring-green);
  border-bottom: 4px solid var(--spring-green);
  pointer-events: none;
}
.page-products .intro-figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* 页内目录 */
.page-products .page-toc {
  padding-top: 0;
  padding-bottom: var(--space-6);
}
.page-products .toc {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2) var(--space-4);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  padding: var(--space-4) 0;
}
.page-products .toc-index {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--autumn-orange);
}
.page-products .toc-link {
  font-size: 0.9375rem;
  color: var(--c-text);
  text-decoration: none;
  padding: 2px 4px;
  transition: background 0.2s, color 0.2s;
}
.page-products .toc-link:hover {
  color: var(--summer-blue);
  background: var(--winter-silver);
}

/* 平台概览 */
.page-products .page-overview {
  position: relative;
}
.page-products .overview-layout {
  display: grid;
  gap: var(--space-7);
  align-items: start;
}
.page-products .overview-copy {
  position: relative;
  padding-left: var(--space-5);
  border-left: 3px solid var(--spring-green);
}
.page-products .overview-copy p {
  line-height: 1.8;
  margin-bottom: var(--space-4);
}
.page-products .feature-list {
  list-style: none;
  margin: var(--space-5) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}
.page-products .feature-list li {
  position: relative;
  padding-left: var(--space-5);
  font-size: 0.9375rem;
  line-height: 1.6;
}
.page-products .feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 12px;
  height: 2px;
  background: var(--autumn-orange);
}
.page-products .overview-link {
  margin-top: var(--space-4);
}
.page-products .overview-link a {
  color: var(--summer-blue);
  text-decoration: none;
  font-weight: 500;
}
.page-products .overview-link a:hover {
  text-decoration: underline;
}
.page-products .overview-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}
.page-products .overview-stats .stat-card {
  min-height: 6.5rem;
  border-top: 3px solid var(--spring-green);
}
.page-products .overview-stats .stat-card:nth-child(2) {
  border-top-color: var(--summer-blue);
}
.page-products .overview-stats .stat-card:nth-child(3) {
  border-top-color: var(--autumn-orange);
}
.page-products .overview-stats .stat-card:nth-child(4) {
  border-top-color: var(--grape-purple);
}
.page-products .overview-stats .stat-card:nth-child(2) .stat-value,
.page-products .overview-stats .stat-card:nth-child(4) .stat-value {
  color: var(--summer-blue);
}
.page-products .overview-stats .stat-card:nth-child(3) .stat-value {
  color: var(--autumn-orange);
}

/* 苹果设备专属功能 */
.page-products .page-apple {
  position: relative;
}
.page-products .page-apple::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(46, 139, 192, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 139, 192, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.page-products .apple-layout {
  position: relative;
  display: grid;
  gap: var(--space-7);
  align-items: center;
}
.page-products .section-head--light .section-index,
.page-products .section-head--light h2,
.page-products .section-head--light .section-intro {
  color: var(--warm-white);
}
.page-products .apple-figure {
  padding: var(--space-3);
  background: rgba(14, 20, 24, 0.5);
  border: 1px solid var(--c-line-light);
}
.page-products .apple-figure img {
  display: block;
  width: 100%;
  height: auto;
}
.page-products .apple-cards {
  display: grid;
  gap: var(--space-5);
}
.page-products .apple-cards .file-card {
  background: var(--card-ink);
  border: 1px solid var(--c-line-light);
  padding: var(--space-5);
  transition: transform 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}
.page-products .apple-cards .file-card:hover {
  transform: translateY(-4px);
  border-color: var(--bright-blue);
}
.page-products .apple-cards .file-label {
  color: var(--bright-blue);
}
.page-products .apple-cards h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 500;
  margin: var(--space-2) 0 var(--space-2);
  color: var(--warm-white);
}
.page-products .apple-cards p {
  margin: 0;
  line-height: 1.65;
  color: var(--winter-silver);
  opacity: 0.85;
}

/* 分类标签体系 */
.page-products .category-layout {
  display: grid;
  gap: var(--space-7);
  align-items: start;
}
.page-products .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.page-products .filter-bar .tag.is-active {
  background: var(--spring-green);
  color: var(--deep-space);
  border-color: var(--spring-green);
}
.page-products .category-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.page-products .category-item {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  background: var(--warm-white);
  border: 1px solid var(--c-line);
  font-size: 0.9375rem;
  transition: border-color 0.2s, background 0.2s;
}
.page-products .category-item::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-right: var(--space-2);
  background: var(--spring-green);
  flex: none;
}
.page-products .category-item[data-filter-value="cup"]::before {
  background: var(--sakura-pink);
}
.page-products .category-item:hover {
  border-color: var(--summer-blue);
}
.page-products .category-item.is-hidden {
  display: none;
}
.page-products .demo-note {
  margin-top: var(--space-4);
  font-size: 0.875rem;
  color: var(--c-muted);
}
.page-products .category-text img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--c-line);
}
.page-products .category-text p {
  margin-top: var(--space-4);
  line-height: 1.7;
}

/* 数据同步机制 */
.page-products .sync-layout {
  display: grid;
  gap: var(--space-7);
  align-items: center;
}
.page-products .sync-steps {
  display: grid;
  gap: var(--space-5);
}
.page-products .sync-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: start;
  padding-bottom: var(--space-4);
  border-bottom: 1px dashed var(--c-line);
}
.page-products .sync-step:last-of-type {
  border-bottom: none;
}
.page-products .sync-step-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--grape-purple);
}
.page-products .sync-step h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  margin: 0 0 var(--space-2);
}
.page-products .sync-step p {
  margin: 0;
  line-height: 1.65;
  color: var(--c-muted);
}
.page-products .sync-data {
  margin-top: var(--space-5);
  padding: var(--space-5);
  background: var(--warm-white);
  border: 1px solid var(--c-line);
}
.page-products .sync-data-label {
  margin: 0 0 var(--space-3);
  font-weight: 600;
}
.page-products .sync-data .data-strip {
  height: 10px;
}
.page-products .sync-data .strip-track {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--deep-space);
  overflow: hidden;
}
.page-products .sync-data .strip-fill {
  display: block;
  height: 100%;
  width: var(--fill, 0%);
  background: linear-gradient(90deg, var(--spring-green), var(--summer-blue));
}
.page-products .strip-meta {
  display: block;
  margin-top: var(--space-2);
  font-family: var(--font-display);
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}
.page-products .sync-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--c-line);
}

/* 订阅包下载 */
.page-products .download-layout {
  display: grid;
  gap: var(--space-7);
  align-items: center;
}
.page-products .download-guide h3 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  margin: 0 0 var(--space-5);
}
.page-products .download-steps {
  counter-reset: step;
  list-style: none;
  margin: 0 0 var(--space-5);
  padding: 0;
  display: grid;
  gap: var(--space-4);
}
.page-products .download-steps li {
  counter-increment: step;
  position: relative;
  padding: 0 0 var(--space-4) var(--space-8);
  border-bottom: 1px dashed var(--c-line);
  line-height: 1.7;
}
.page-products .download-steps li:last-child {
  border-bottom: none;
}
.page-products .download-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--autumn-orange);
}
.page-products .plan-note {
  margin: 0 0 var(--space-5);
  padding: var(--space-4);
  border-left: 3px solid var(--autumn-orange);
  background: var(--winter-silver);
  font-size: 0.9375rem;
  line-height: 1.65;
}
.page-products .download-note {
  font-size: 0.9375rem;
  color: var(--c-muted);
  line-height: 1.7;
  max-width: 32em;
  margin-bottom: var(--space-5);
}
.page-products .download-note a {
  color: var(--summer-blue);
}
.page-products .download-card {
  position: relative;
  padding: var(--space-4);
  background: var(--winter-silver);
  border: 1px solid var(--c-line);
}
.page-products .download-card::before {
  content: "";
  position: absolute;
  left: -10px;
  top: -10px;
  width: 44px;
  height: 44px;
  border-left: 4px solid var(--autumn-orange);
  border-top: 4px solid var(--autumn-orange);
  pointer-events: none;
}
.page-products .download-card img {
  display: block;
  width: 100%;
  height: auto;
}

/* 响应式布局 */
@media (min-width: 768px) {
  .page-products .intro-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }
  .page-products .overview-layout {
    grid-template-columns: 1.05fr 0.95fr;
  }
  .page-products .apple-layout {
    grid-template-columns: 0.9fr 1.1fr;
  }
  .page-products .category-layout {
    grid-template-columns: 1fr 1fr;
  }
  .page-products .sync-layout {
    grid-template-columns: 1fr 1fr;
  }
  .page-products .download-layout {
    grid-template-columns: 1.05fr 0.95fr;
  }
}

@media (min-width: 992px) {
  .page-products .page-intro h1 {
    font-size: clamp(3rem, 5vw, 4.5rem);
  }
  .page-products .intro-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
  .page-products .overview-layout {
    grid-template-columns: 1.15fr 0.85fr;
  }
  .page-products .apple-layout {
    grid-template-columns: 0.85fr 1.15fr;
  }
  .page-products .category-layout {
    grid-template-columns: 0.9fr 1.1fr;
  }
  .page-products .sync-layout {
    grid-template-columns: 1fr 1fr;
  }
  .page-products .download-layout {
    grid-template-columns: 1.05fr 0.95fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .apple-cards .file-card,
  .page-products .toc-link,
  .page-products .category-item,
  .page-products .breadcrumb a {
    transition: none;
  }
}

.page-products {
  --fill: currentColor;
}