.page-products {
  background: var(--c-paper);
  color: var(--c-ink);
  font-family: var(--font-body);
  line-height: 1.7;
}
.page-products .container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.page-products .products-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2rem;
  align-items: start;
}
.page-products .skill-tree-nav {
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
  background: var(--c-silver);
  border-radius: var(--r-md);
  padding: 1.25rem;
  border-left: 3px solid var(--c-gold);
}
.page-products .skill-tree-nav__title {
  font-family: var(--font-sans);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-wine);
  margin-bottom: 0.75rem;
}
.page-products .skill-tree-nav__list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.page-products .skill-tree-nav__list li + li {
  margin-top: 0.5rem;
}
.page-products .skill-tree-nav__list a {
  color: var(--c-ink);
  text-decoration: none;
  display: block;
  padding: 0.4rem 0.6rem;
  border-radius: var(--r-sm);
  transition: background var(--ease), color var(--ease);
}
.page-products .skill-tree-nav__list a:hover {
  background: var(--c-paper);
  color: var(--c-cobalt);
}
.page-products .products-content {
  min-width: 0;
}
.page-products .page-products__title {
  font-family: var(--font-sans);
  font-size: 2.25rem;
  line-height: 1.2;
  margin: 0 0 2rem;
  color: var(--c-ink);
}
.page-products .products-section {
  margin-bottom: 4rem;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}
.page-products .products-lede {
  font-size: 1.0625rem;
  color: var(--c-reading);
  max-width: 65ch;
}
.page-products .section-heading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.page-products .section-heading__index {
  font-family: var(--font-mono);
  color: var(--c-gold);
  font-size: 1.2rem;
}
.page-products .section-heading__title {
  font-family: var(--font-sans);
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0;
}
.page-products .section-heading__line {
  flex: 1;
  height: 2px;
  background: var(--c-char);
  opacity: 0.4;
}
.page-products .overview-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}
.page-products .overview-tree__svg {
  width: 100%;
  height: auto;
}
.page-products .tree-line {
  fill: none;
  stroke: var(--c-cobalt);
  stroke-width: 2;
  stroke-dasharray: 4 4;
}
.page-products .tree-node {
  fill: var(--c-paper);
  stroke: var(--c-gold);
  stroke-width: 2;
}
.page-products .tree-node:first-of-type {
  fill: var(--c-gold);
  stroke: var(--c-gold);
}
.page-products .tree-text {
  font-family: var(--font-sans);
  font-size: 12px;
  fill: var(--c-ink);
}
.page-products .overview-content__img {
  width: 100%;
  height: auto;
  border-radius: var(--r-md);
}
.page-products .comparison-stage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--c-char);
  margin-bottom: 1.5rem;
}
.page-products .comparison-panel {
  padding: 1.5rem;
}
.page-products .comparison-panel--baseline {
  background: var(--c-silver);
}
.page-products .comparison-panel--custom {
  background: var(--c-paper);
  border-left: 1px solid var(--c-char);
}
.page-products .comparison-panel__title {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  margin-top: 0;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--c-gold);
}
.page-products .comparison-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.page-products .comparison-list li {
  position: relative;
  padding: 0.4rem 0 0.4rem 2rem;
  border-bottom: 1px dashed var(--c-char);
  font-size: 0.9375rem;
}
.page-products .comparison-list li:last-child {
  border-bottom: 0;
}
.page-products .comparison-list__num {
  position: absolute;
  left: 0;
  top: 0.4rem;
  width: 1.4rem;
  height: 1.4rem;
  border-left: 2px solid var(--c-gold);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-cobalt);
  padding-left: 0.25rem;
}
.page-products .comparison-panel--custom .comparison-list__num {
  color: var(--c-wine);
}
.page-products .comparison-stage__img {
  width: 100%;
  max-width: 480px;
  height: auto;
  margin: 1.5rem auto 0;
  display: block;
  border-radius: var(--r-md);
}
.page-products .version-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0;
}
.page-products .version-chip {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--c-char);
  background: var(--c-paper);
  color: var(--c-ink);
  transition: border-color var(--ease), background var(--ease), color var(--ease);
}
.page-products .version-chip:hover,
.page-products .version-chip:focus {
  border-color: var(--c-gold);
  background: var(--c-gold);
  color: var(--c-paper);
}
.page-products .version-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}
.page-products .version-list__item {
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--c-char);
}
.page-products .version-list__item strong {
  color: var(--c-cobalt);
  font-family: var(--font-sans);
}
.page-products .version-tree__img {
  display: block;
  max-width: 360px;
  height: auto;
  margin: 0 auto;
}
.page-products .catalog-flow {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 2rem 0;
}
.page-products .catalog-flow__step {
  flex: 1;
  text-align: center;
  padding: 1.5rem 1rem;
  background: var(--c-violet);
  color: var(--c-paper);
  border-radius: var(--r-md);
  font-weight: 600;
}
.page-products .catalog-flow__step span {
  display: block;
  font-family: var(--font-mono);
  font-size: 2rem;
  margin-top: 0.25rem;
}
.page-products .catalog-flow__arrow {
  font-size: 2rem;
  color: var(--c-gold);
}
.page-products .migration-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}
.page-products .migration-steps {
  margin: 0;
  padding-left: 1.25rem;
}
.page-products .migration-steps li {
  margin-bottom: 0.75rem;
}
.page-products .migration-layout img {
  width: 100%;
  height: auto;
  border-radius: var(--r-md);
}
.page-products .related-links {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-char);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}
.page-products .related-links p {
  margin: 0;
  font-weight: 600;
}
.page-products .related-links a {
  color: var(--c-cobalt);
  text-decoration: none;
}
.page-products .related-links a:hover {
  color: var(--c-wine);
  text-decoration: underline;
}
@media (max-width: 720px) {
  .page-products .products-layout {
    grid-template-columns: 1fr;
  }
  .page-products .skill-tree-nav {
    position: static;
  }
  .page-products .overview-content,
  .page-products .migration-layout {
    grid-template-columns: 1fr;
  }
  .page-products .comparison-stage {
    grid-template-columns: 1fr;
  }
  .page-products .comparison-panel--custom {
    border-left: 0;
    border-top: 1px solid var(--c-char);
  }
  .page-products .catalog-flow {
    flex-direction: column;
  }
}