.products-page {
  --products-reading-width: 710px;
  width: min(1360px, 91.6%);
  margin: 0 auto;
  padding-bottom: 72px;
  color: var(--text, #2f3f37);
}

.products-eyebrow {
  margin: 0 0 18px;
  color: var(--oxide, #a04a32);
  font: 600 10px/1.65 var(--sans, Arial, sans-serif);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.products-page h1,
.products-page h2 {
  color: var(--ink, #173c31);
  font-family: var(--serif, Georgia, serif);
  font-weight: 400;
  text-wrap: balance;
}

.products-page h1 {
  max-width: 17ch;
  margin: 0 0 27px;
  font-size: clamp(48px, 6.2vw, 88px);
  line-height: 1.065;
  letter-spacing: -.045em;
}

.products-page h1:focus,
.products-prose-section:focus { outline: none; }

.products-intro {
  max-width: 58ch;
  margin: 0;
  color: var(--muted, #5c675d);
  font-size: 18px;
  line-height: 1.8;
}

.products-index-hero {
  padding: clamp(55px, 6.5vw, 92px) 0 clamp(45px, 5vw, 72px);
  border-bottom: 1px solid var(--line, #d3d7ca);
}

.products-index-hero h1 { max-width: 16ch; }
.products-index-hero .products-intro { max-width: 66ch; }
.products-context {
  max-width: 72ch;
  margin: 24px 0 0;
  padding-left: 18px;
  border-left: 2px solid var(--oxide, #a04a32);
  color: var(--muted, #5c675d);
  font-size: 13px;
  line-height: 1.8;
}

.products-biology-context {
  display: grid;
  grid-template-columns: minmax(190px, .7fr) minmax(0, 1.3fr);
  gap: clamp(25px, 4vw, 60px);
  padding: 30px 0;
  border-bottom: 1px solid var(--line, #d3d7ca);
}
.products-biology-context h2 { margin: 0; font-size: 30px; line-height: 1.25; letter-spacing: -.02em; }
.products-biology-context p { max-width: 76ch; margin: 0; color: var(--muted, #5c675d); font-size: 14px; line-height: 1.85; }
.products-article > .products-biology-context { margin-top: 24px; padding: 25px 0; border-top: 1px solid var(--line, #d3d7ca); }

.products-index { margin: 0; padding: 0; list-style: none; }
.product-preview {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  align-items: start;
  gap: clamp(20px, 3vw, 48px);
  padding: 52px 0;
  border-bottom: 1px solid var(--line, #d3d7ca);
}
.product-preview-with-art { grid-template-columns: 54px minmax(0, 1fr) minmax(260px, .95fr); }
.product-preview-number { padding-top: 8px; font-size: 11px; color: var(--oxide, #a04a32); }
.product-preview-copy { align-self: center; padding: 12px 0; }
.product-preview .products-eyebrow { margin-bottom: 12px; }
.product-preview h2 { margin: 0 0 18px; font-size: clamp(32px, 3vw, 43px); letter-spacing: -.025em; line-height: 1.12; }
.product-preview h2 a { display: inline; }
.product-preview h2 a > span { display: inline-block; margin-left: 9px; font: 400 24px/1 var(--sans, Arial, sans-serif); color: var(--oxide, #a04a32); transition: transform .18s ease; }
.product-preview h2 a:hover > span { transform: translate(2px, -2px); }
.product-preview-copy > p:not(.products-eyebrow) { max-width: 47ch; margin: 0 0 22px; color: var(--muted, #5c675d); font-size: 15px; line-height: 1.8; }
.products-read-link { display: inline-flex; align-items: center; gap: 24px; min-height: 40px; padding: 7px 0; border-bottom: 1px solid #aebba5; color: var(--ink, #173c31); font-size: 12px; }
.products-read-link:hover { border-color: var(--oxide, #a04a32); }
.products-read-link > span { color: var(--oxide, #a04a32); font-size: 18px; }

.products-figure { margin: 0; min-width: 0; }
.products-art {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: var(--paper, #fcfaf4);
  border: 1px solid #dde0d3;
}
.products-art img { display: block; width: 100%; height: 100%; object-fit: contain; }
.products-figure figcaption { max-width: 95ch; margin-top: 13px; color: var(--muted, #5c675d); font-size: 12px; line-height: 1.75; }
.products-figure-preview { align-self: center; }
.products-figure-preview .products-art { background: #eeefe5; border: 0; }

.products-article { max-width: 1200px; }
.products-article-header { padding: 36px 0 43px; }
.products-back { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; margin-bottom: 31px; color: var(--muted, #5c675d); font-size: 12px; }
.products-back:hover { color: var(--ink, #173c31); }
.products-back > span { font-size: 18px; }
.products-article-header .products-eyebrow { margin-bottom: 18px; }
.products-article > .products-figure { width: 100%; }
.products-article > .products-figure .products-art { aspect-ratio: 2 / 1; max-height: 520px; }
.products-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 26px;
  margin: 32px 0 0;
  padding: 26px 0;
  border-top: 1px solid var(--line, #d3d7ca);
  border-bottom: 1px solid var(--line, #d3d7ca);
}
.products-facts > div { min-width: 0; }
.products-facts dt { margin-bottom: 8px; color: var(--oxide, #a04a32); font-size: 10px; letter-spacing: .075em; text-transform: uppercase; }
.products-facts dd { margin: 0; color: var(--ink, #173c31); font-size: 14px; line-height: 1.75; }

.products-reading-layout { display: grid; grid-template-columns: minmax(155px, 215px) minmax(0, var(--products-reading-width)); gap: clamp(35px, 6vw, 95px); padding-top: 60px; }
.products-reading-nav { position: sticky; top: 28px; align-self: start; }
.products-reading-nav .products-eyebrow { color: var(--muted, #5c675d); font-size: 9px; margin-bottom: 15px; }
.products-reading-nav ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line, #d3d7ca); }
.products-reading-nav button { width: 100%; min-height: 42px; padding: 10px 0 10px 16px; text-align: left; background: none; border: 0; color: var(--muted, #5c675d); font-size: 12px; line-height: 1.6; }
.products-reading-nav button:hover { color: var(--ink, #173c31); background: #e9eadf; }
.products-prose { min-width: 0; }
.products-prose-section { margin-bottom: 42px; scroll-margin-top: 34px; }
.products-prose-section h2 { margin: 0 0 20px; font-size: clamp(28px, 3vw, 36px); line-height: 1.2; letter-spacing: -.025em; }
.products-prose-section p,
.products-prose-section li { margin: 0 0 18px; color: var(--text, #2f3f37); font-size: 17px; line-height: 1.85; }
.products-prose-section p:last-child,
.products-prose-section li:last-child { margin-bottom: 0; }
.products-prose-section ul { padding-left: 23px; margin: 22px 0; }
.products-prose-section li::marker { color: var(--oxide, #a04a32); }
.products-sources { margin-top: 52px; padding-top: 29px; border-top: 1px solid var(--line, #d3d7ca); }
.products-sources .products-eyebrow { margin-bottom: 12px; }
.products-sources h2 { margin: 0 0 23px; font-size: 30px; line-height: 1.2; letter-spacing: -.02em; }
.products-sources ol { margin: 0; padding-left: 22px; }
.products-sources li { margin: 0 0 21px; padding-left: 7px; color: var(--oxide, #a04a32); font-size: 12px; }
.products-sources a { display: inline; color: var(--ink, #173c31); font-size: 14px; line-height: 1.7; text-decoration: underline; text-decoration-color: #b5c0ac; text-underline-offset: 4px; overflow-wrap: anywhere; }
.products-sources a:hover { text-decoration-color: var(--oxide, #a04a32); }
.products-sources a > span { display: inline-block; margin-left: 5px; color: var(--oxide, #a04a32); }
.products-sources li p { margin: 7px 0 0; color: var(--muted, #5c675d); font-size: 12px; line-height: 1.8; }
.products-related { display: grid; grid-template-columns: 1fr 1.2fr; gap: 45px; margin-top: 70px; padding-top: 35px; border-top: 1px solid var(--line, #d3d7ca); }
.products-related .products-eyebrow { margin-bottom: 10px; }
.products-related h2 { margin: 0; font-size: 36px; font-style: italic; line-height: 1.2; letter-spacing: -.025em; }
.products-related-links { display: flex; flex-direction: column; }
.products-related-links a { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding: 15px 0; border-bottom: 1px solid var(--line, #d3d7ca); color: var(--ink, #173c31); font-size: 16px; line-height: 1.6; }
.products-related-links a:first-child { padding-top: 0; }
.products-related-links a > span:last-child { color: var(--oxide, #a04a32); font-size: 21px; }
.products-related-links a:hover { border-color: var(--oxide, #a04a32); }
.products-not-found { max-width: 1050px; padding-top: 80px; min-height: 65vh; }
.products-not-found h1 { max-width: 18ch; }
.products-not-found > p:not(.products-eyebrow) { color: var(--muted, #5c675d); font-size: 17px; }

@media (max-width: 1000px) {
  .product-preview { gap: 25px; grid-template-columns: 34px minmax(0, 1fr); }
  .product-preview-with-art { grid-template-columns: 34px minmax(0, 1fr) minmax(230px, .9fr); }
  .product-preview h2 { font-size: 33px; }
  .products-reading-layout { grid-template-columns: 155px minmax(0, 1fr); gap: 36px; }
}

@media (max-width: 720px) {
  .products-page { width: 90%; padding-bottom: 45px; }
  .products-page h1 { font-size: clamp(43px, 10vw, 67px); letter-spacing: -.04em; margin-bottom: 23px; }
  .products-index-hero { padding: 44px 0 35px; }
  .products-eyebrow { font-size: 9px; }
  .products-intro { font-size: 16px; line-height: 1.8; }
  .products-context { margin-top: 22px; font-size: 12px; }
  .products-biology-context { grid-template-columns: 1fr; gap: 15px; padding: 26px 0; }
  .products-biology-context h2 { font-size: 27px; }
  .products-biology-context p { font-size: 13px; }
  .product-preview,
  .product-preview-with-art { grid-template-columns: 25px minmax(0, 1fr); gap: 0 16px; padding: 34px 0; }
  .product-preview-number { padding-top: 4px; font-size: 10px; }
  .product-preview-copy { padding: 0; }
  .product-preview h2 { font-size: 34px; margin-bottom: 14px; }
  .product-preview-copy > p:not(.products-eyebrow) { max-width: 55ch; font-size: 14px; margin-bottom: 14px; }
  .product-preview .products-figure { grid-column: 2; margin-top: 24px; }
  .products-read-link { font-size: 12px; }
  .products-article-header { padding: 20px 0 30px; }
  .products-back { margin-bottom: 22px; }
  .products-article > .products-figure .products-art { aspect-ratio: 3 / 2; }
  .products-figure figcaption { font-size: 11px; margin-top: 11px; }
  .products-facts { margin-top: 26px; padding: 22px 0; gap: 20px; grid-template-columns: 1fr; }
  .products-facts dt { margin-bottom: 5px; }
  .products-facts dd { font-size: 13px; }
  .products-reading-layout { grid-template-columns: 1fr; gap: 32px; padding-top: 34px; }
  .products-reading-nav { position: static; padding-bottom: 22px; border-bottom: 1px solid var(--line, #d3d7ca); }
  .products-reading-nav ol { display: flex; flex-wrap: wrap; gap: 4px 17px; border: 0; }
  .products-reading-nav button { width: auto; min-height: 38px; padding: 6px 0; font-size: 12px; border-bottom: 1px solid #b5c0ac; }
  .products-reading-nav button:hover { background: none; border-color: var(--oxide, #a04a32); }
  .products-prose-section { margin-bottom: 34px; }
  .products-prose-section h2 { font-size: 31px; margin-bottom: 17px; }
  .products-prose-section p,
  .products-prose-section li { font-size: 16px; line-height: 1.85; }
  .products-sources { margin-top: 40px; padding-top: 25px; }
  .products-related { grid-template-columns: 1fr; gap: 26px; margin-top: 43px; padding-top: 28px; }
  .products-related h2 { font-size: 32px; }
  .products-related-links a { font-size: 15px; }
  .products-not-found { padding-top: 50px; }
}

@media (prefers-reduced-motion: reduce) {
  .products-page * { transition: none !important; }
}

@media print {
  .products-page { width: 100%; color: #172b22; padding-bottom: 0; }
  .products-page h1 { font-size: 30pt; }
  .products-index-hero,
  .products-article-header { padding: 0 0 20px; }
  .products-reading-nav,
  .products-related,
  .products-back { display: none; }
  .products-reading-layout { display: block; padding-top: 25px; }
  .products-prose { max-width: none; }
  .products-prose-section p,
  .products-prose-section li { font-size: 11pt; }
  .products-figure,
  .product-preview { break-inside: avoid; }
}
.products-next-step { margin-top: 4rem; padding: 2rem 0; border-top: 1px solid var(--line, #d7d8ce); display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.products-next-step > div { max-width: 42rem; }
.products-next-step h2 { margin: .5rem 0 1rem; font-family: Georgia, serif; font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 400; line-height: 1.2; }
.products-next-step p { line-height: 1.7; }
.products-next-step > a { flex-shrink: 0; }
@media (max-width: 720px) { .products-next-step { align-items: flex-start; flex-direction: column; gap: 1rem; } }