.page-home { --home-copy-size: var(--text-base); }
 
.page-home .home-section-title { font-size: var(--heading-section); line-height: var(--leading-title); letter-spacing: var(--tracking-copy-heading); text-wrap: balance; }
.page-home, .page-home main > section { background: var(--home-background); border-color: var(--home-divider); }
.page-home .home-opening { border-bottom-color: var(--home-divider); }

 
[data-theme="dark"] .page-home { isolation: isolate; background: var(--brand-middle); }
[data-theme="dark"] .page-home::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: var(--gradient-brand) no-repeat;
  background-size: 100% 100vh;
}
[data-theme="dark"] .page-home :is(.opening-stage, .footer) { background: transparent; }
 
[data-theme="dark"] .page-home .header { background-size: 100% 100vh; background-repeat: no-repeat; }
 
[data-theme="dark"] .page-home .opening-art { mask-image: linear-gradient(to bottom, black 70%, transparent); }

 
.opening-copy { width: 52%; max-width: 620px; }
.opening-proposition { font-size: var(--text-lg); color: var(--brand-copy); font-weight: 400; line-height: var(--leading-support); margin: 20px 0 0; max-width: 40ch; }
.opening-copy .hero-buttons { justify-content: start; margin-top: var(--space-4); }
.opening-proof-dock { position: relative; z-index: 1; border-top: var(--rule-width) solid var(--color-on-dark-line); }
.adoption-proof { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-5); align-items: start; padding-block: 28px 34px; }
.adoption-proof > * + * { padding-left: var(--space-5); border-left: var(--rule-width) solid var(--color-on-dark-line); }
.adoption-title { font-size: var(--heading-adoption); line-height: 1.35; color: var(--color-on-dark); margin: 0 0 var(--space-1); }
.adoption-title strong { font-weight: var(--font-weight-semibold); }
.adoption-copy { font-size: var(--text-base); line-height: var(--leading-support); color: var(--brand-copy); margin: 0; max-width: 38ch; }
.adoption-copy a { color: inherit; text-decoration: underline; text-decoration-color: var(--brand-control-line); text-underline-offset: 3px; }
.adoption-copy a:hover { color: var(--color-on-dark); text-decoration-color: currentColor; }
.citation-note { font-size: var(--text-xs); color: var(--color-on-dark-muted); margin: var(--space-1) 0 0; line-height: 1.5; }
.availability-inner { display: grid; grid-template-columns: 0.85fr 1.5fr; gap: var(--space-6); align-items: start; }
.availability-routes { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.route .card-body { padding: var(--space-4); }
.route .eyebrow { margin-bottom: var(--space-2); }
.section-intro { font-size: var(--text-base); color: var(--color-text-muted); line-height: var(--leading-support); margin: 0; max-width: 46ch; }
.section-heading--intro { display: block; }
.section-heading--intro .section-intro { max-width: 64ch; margin-top: var(--space-3); text-wrap: pretty; }
 
.page-home :is(.feature-copy > p:not(.eyebrow), .section-heading--intro .section-intro, .contact-inner p:not(.eyebrow)) { font-size: var(--home-copy-size); line-height: var(--leading-support); text-wrap: pretty; }
.feature-grid { display: grid; gap: var(--space-7); }
.feature-panel { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: var(--space-6); align-items: center; }
.feature-content { min-width: 0; max-width: 54ch; }
.feature-copy .eyebrow { font-size: var(--text-label); margin-bottom: var(--space-2); }
.feature-copy :is(h2, h3) { margin-bottom: var(--space-3); max-width: 25ch; }
.feature-copy > p:not(.eyebrow) { color: var(--color-text-muted); margin-bottom: 0; }
.feature-art { position: relative; margin-top: auto; container-type: inline-size; }
.feature-art > :is(img, svg) { display: block; width: 100%; height: auto; }
.feature-details { border-top: var(--rule-width) solid var(--color-gray-200); margin-top: var(--space-3); }
.feature-details summary { display: flex; justify-content: space-between; align-items: center; gap: var(--space-2); padding-block: var(--space-2); font-size: var(--text-action); font-weight: 500; color: var(--color-ink); cursor: pointer; list-style: none; }
.feature-details summary::-webkit-details-marker { display: none; }
.feature-details summary:hover { color: var(--color-blue); }
.feature-details summary span { font-size: var(--text-xl); line-height: 1; }
.feature-details[open] summary span { transform: rotate(45deg); }
.feature-details > div { padding-bottom: var(--space-2); }
.feature-details p { color: var(--color-text-muted); font-size: var(--text-base); line-height: 1.55; margin: 0 0 var(--space-2); }
.feature-link { margin-top: var(--space-3); }
:is(.feature-details, .feature-link) .link-arrow { font-size: var(--text-action); }
.feature-figure { min-width: 0; margin: 0; }
.feature-figure figcaption { font-size: var(--text-xs); line-height: var(--leading-support); color: var(--color-text-muted); margin-top: var(--space-2); }
.feature-panel .feature-art { margin: 0; }
.feature-art > .range-atlas--narrow { display: none; }
@container (max-width: 520px) {
  .feature-art > .range-atlas--wide { display: none; }
  .feature-art > .range-atlas--narrow { display: block; max-width: 440px; margin-inline: auto; }
}
 
.automation-section { background: var(--surface-page); border-block: 1px solid var(--color-gray-200); }
.automation-section h2 { max-width: 24ch; }
.product-automation-art { display: block; width: 100%; container-type: inline-size; }
.product-automation-art svg { display: block; width: 100%; height: auto; overflow: visible; isolation: isolate; }
.product-automation-art .product-automation-art__medium, .product-automation-art .product-automation-art__narrow { display: none; }
@container (max-width: 1000px) {
  .product-automation-art .product-automation-art__wide { display: none; }
  .product-automation-art .product-automation-art__medium { display: block; }
}
@container (max-width: 600px) {
  .product-automation-art .product-automation-art__medium { display: none; }
  .product-automation-art .product-automation-art__narrow { display: block; max-width: 480px; margin-inline: auto; }
}
.analysis-section { background: var(--surface-page); overflow: hidden; }
.analysis-section .section-heading h2 { max-width: 17ch; }
.biology-journey { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-3); list-style: none; padding: 0; margin: 0; }
.biology-step { min-width: 0; display: flex; flex-direction: column; padding: 20px 18px 22px; background: var(--surface-art); border: var(--rule-width) solid var(--color-gray-200); border-radius: var(--art-radius); box-shadow: var(--card-shadow); }
.biology-step-heading { display: flex; align-items: baseline; gap: 10px; }
.biology-step-number { font-size: var(--text-xs); font-weight: var(--font-weight-semibold); color: var(--color-blue); font-variant-numeric: tabular-nums; }
.biology-step h3 { font-size: var(--heading-feature); letter-spacing: var(--tracking-copy-heading); }
.biology-art { margin: var(--space-3) 0 var(--space-2); }
.biology-art svg { display: block; width: 100%; height: auto; }
.biology-step p { color: var(--color-text-muted); font-size: var(--text-base); line-height: var(--leading-support); margin: auto 0 0; max-width: 32ch; }
.science-section { scroll-margin-top: var(--header-height); border-block: var(--rule-width) solid var(--color-gray-200); }
.record-journals { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); }
.record-journal { padding: var(--space-4); background: var(--surface-card); border: var(--rule-width) solid var(--color-gray-200); border-radius: var(--card-radius); box-shadow: var(--card-shadow); }
[data-theme] .record-journal { background: var(--surface-card); }
.record-count { font-family: var(--font-family-heading); font-size: var(--heading-section); font-weight: var(--font-weight-heading); line-height: 1; color: var(--color-blue); margin: 0 0 var(--space-2); }
.record-journal h3 { font-size: var(--heading-feature); margin: 0 0 var(--space-3); }
.record-journal ul { list-style: none; margin: 0; padding: 0; }
.record-journal li + li { border-top: var(--rule-width) solid var(--color-gray-200); }
.record-journal li a { display: grid; grid-template-columns: 3.5rem minmax(0, 1fr) auto; gap: var(--space-2); align-items: center; padding: 10px 0; color: var(--color-ink); text-decoration: none; }
.record-journal li a svg { width: 14px; height: 14px; color: var(--color-blue); opacity: .6; transition: transform .2s, opacity .2s; }
.record-journal li a:hover svg, .record-journal li a:focus-visible svg { opacity: 1; transform: translateX(3px); }
.record-journal li a:hover .record-topic { color: var(--color-blue); }
.record-year { font-family: var(--font-family-heading); font-weight: var(--font-weight-bold); color: var(--color-blue); }
.record-topic { font-size: var(--text-action); }
.record-link { margin-top: var(--space-4); }
.news-section { background: var(--surface-page); }
 
@media screen {
  [data-reveal].reveal-pending { opacity: 0; }
  [data-reveal].reveal-active {
    animation: section-entrance 650ms cubic-bezier(.25, .1, .25, 1) both;
    animation-delay: var(--reveal-delay, 100ms);
  }
  [data-reveal="opening"] { --entrance-opacity: .7; --entrance-rise: 8px; }
  [data-reveal="opening"].reveal-pending { opacity: .7; }
  [data-reveal]:focus-within { opacity: 1; transform: none; animation: none; }
  body.menu-open [data-reveal].reveal-active { animation-play-state: paused; }
}
@keyframes section-entrance {
  from { opacity: var(--entrance-opacity, 0); transform: translateY(var(--entrance-rise, 10px)); }
  to { opacity: 1; transform: none; }
}
@media screen and (hover: hover) and (pointer: fine) {
  .page-home :is(.btn, .nav-btn) {
    transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
  }
  .page-home :is(.btn, .nav-btn):is(:hover, :focus-visible) { transform: translateY(-2px); }
  .page-home .btn svg { transition: transform 180ms ease; }
  .page-home .btn:is(:hover, :focus-visible) svg { transform: translateX(3px); }
  .page-home .nav-desktop a:not(.nav-btn)::after {
    content: ''; position: absolute; inset: auto 0 0; height: var(--rule-width);
    background: var(--brand-accent); transform: scaleX(0); transform-origin: left;
    transition: transform 220ms ease;
  }
  .page-home .nav-desktop a:not(.nav-btn):is(:hover, :focus-visible, .active)::after { transform: scaleX(1); }
}
@media (max-width: 1199px) {
  .feature-panel { column-gap: var(--space-5); }
  .adoption-proof { gap: var(--space-4); }
  .adoption-proof > * + * { padding-left: var(--space-4); }
}
@media (max-width: 991px) {
  .opening-copy { width: 76%; }
  .adoption-proof { gap: var(--space-3); }
  .adoption-proof > * + * { padding-left: var(--space-3); }
  .availability-inner { grid-template-columns: 1fr; gap: var(--space-4); }
  .feature-panel { grid-template-columns: 1fr; gap: var(--space-4); }
  .feature-content { max-width: 64ch; }
  .feature-panel > :is(.feature-art, .feature-figure) { width: 100%; max-width: 720px; margin-inline: auto; }
  .record-journals { gap: var(--space-3); }
  .record-journal { padding: var(--space-3); }
  .biology-journey { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
}
@media (max-width: 767px) {
  .opening-copy { width: 100%; max-width: 580px; }
  .opening-copy .hero-buttons { justify-content: start; gap: var(--space-1); }
  .hero-buttons .btn { padding-inline: var(--space-2); gap: var(--space-2); }
  .adoption-proof { grid-template-columns: 1fr; padding-block: var(--space-4); gap: var(--space-3); }
  .adoption-proof > * + * { padding: var(--space-3) 0 0; border-left: 0; border-top: var(--rule-width) solid var(--color-on-dark-line); }
  .adoption-copy { max-width: none; }
  .availability-routes { grid-template-columns: 1fr; }
  .route .card-body { padding: var(--space-3); }
  .feature-grid { gap: var(--space-6); }
  .feature-art { width: 100%; }
  .feature-copy :is(h2, h3) { max-width: none; }
  .record-journals { grid-template-columns: 1fr; }
}
@media (max-width: 599px) {
  .biology-journey { grid-template-columns: 1fr; gap: var(--space-5); max-width: 380px; }
}