.skip-link { position: fixed; z-index: 200; top: 8px; left: 12px; padding: 12px 20px; background: #fff; color: #172452; transform: translateY(-200%); }
.skip-link:focus { transform: translateY(0); }
.content-main { max-width: 1280px; margin: 0 auto; padding: calc(var(--header) + 28px) 40px 80px; }
.content-main > *, .article-layout > *, .product-intro > * { min-width: 0; }
.content-page .site-header { box-shadow: none; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; font-size: 13px; color: #666; }
.breadcrumbs li { overflow-wrap: anywhere; }
.breadcrumbs li + li::before { content: '/'; margin-right: 8px; color: #999; }
.breadcrumbs a:hover { text-decoration: underline; }
.eyebrow { color: #a53b17; text-transform: uppercase; font-size: 12px; font-weight: 750; line-height: 1.5; }
.editorial-heading { padding: 48px 0 40px; border-bottom: 1px solid var(--line); margin-bottom: 36px; }
.editorial-heading h1 { max-width: 900px; font-size: 56px; line-height: 1.1; font-weight: 750; margin: 12px 0 20px; text-wrap: balance; }
.editorial-heading > p:last-of-type { max-width: 760px; font-size: 20px; line-height: 1.65; color: #5c5f63; }
.guide-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.blog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 48px; }
.guide-card { border-bottom: 1px solid var(--line); padding-bottom: 22px; min-width: 0; }
.guide-card > a { display: block; height: 100%; }
.guide-card img { width: 100%; aspect-ratio: 4 / 3; height: auto; object-fit: contain; background: #f3f4f3; transition: filter 180ms ease; }
.guide-card > a:hover img { filter: brightness(.97); }
.guide-card > a:hover h3 { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.guide-card > a > div { padding-top: 22px; }
.guide-card h3 { font-size: 23px; line-height: 1.3; margin: 8px 0 12px; text-wrap: pretty; }
.guide-card h3 + p { font-size: 15px; line-height: 1.65; color: #5c5f63; }
.read-link { display: inline-flex; align-items: center; gap: 12px; margin-top: 20px; font-size: 14px; font-weight: 700; color: #172452; }
.read-link span { font-size: 20px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; font-size: 13px; color: #62656a; }
.article-image { margin: 0 0 48px; }
.article-image img { width: 100%; height: 440px; object-fit: contain; background: #f3f4f3; }
.content-main figcaption { color: #666; font-size: 12px; margin-top: 10px; }
.article-layout { display: grid; grid-template-columns: 250px minmax(0, 720px); gap: 64px; justify-content: space-between; }
.article-toc { align-self: start; position: sticky; top: calc(var(--header) + 28px); border-top: 2px solid #ef5b2a; padding-top: 20px; }
.article-toc > p { font-size: 14px; font-weight: 700; margin-bottom: 12px; }
.article-toc nav { display: grid; }
.article-toc a { font-size: 14px; color: #555a61; padding: 10px 0; border-bottom: 1px solid var(--line); }
.article-toc a:hover { color: #172452; text-decoration: underline; }
.prose { font-size: 18px; line-height: 1.8; color: #3d4247; }
.prose section { margin-bottom: 36px; }
.prose h2 { color: var(--ink); font-size: 28px; line-height: 1.25; margin: 0 0 18px; text-wrap: pretty; }
.prose p, .prose ul, .prose ol { margin: 0 0 20px; }
.prose ul, .prose ol { padding-left: 24px; }
.prose li { padding-left: 4px; margin-bottom: 8px; }
.prose a, .text-link { color: #172452; text-decoration: underline; text-underline-offset: 4px; }
.prose a:hover, .text-link:hover { color: #a53b17; }
.enquiry-band { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center; margin: 72px 0; padding: 36px 0; border-top: 2px solid #ef5b2a; border-bottom: 1px solid var(--line); }
.enquiry-band h2 { font-size: 32px; margin: 6px 0 10px; line-height: 1.2; }
.enquiry-band p:last-child { max-width: 590px; color: #5c5f63; }
.enquiry-band > div:last-child { display: grid; gap: 16px; }
.guide-cta { display: inline-flex; align-items: center; justify-content: center; gap: 16px; min-height: 50px; padding: 14px 22px; background: #172452; color: #fff; border-radius: 4px; text-align: center; font-size: 15px; font-weight: 700; line-height: 1.5; }
.guide-cta:hover { background: #25376e; }
.related-section > h2 { font-size: 30px; margin-bottom: 28px; }
.related-section > .text-link { display: inline-block; margin-top: 32px; }
.product-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; margin: 40px 0 60px; }
.product-intro figure img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: contain; background: #f3f4f3; }
.product-intro h1 { font-size: 44px; line-height: 1.1; margin: 12px 0 22px; }
.product-intro header > p:not(.eyebrow) { font-size: 17px; color: #5c5f63; }
.spec-list { margin: 24px 0; border-top: 1px solid var(--line); }
.spec-list > div { display: grid; grid-template-columns: 140px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.spec-list dt { color: #666; }
.spec-list dd { font-weight: 650; }
.product-prose { max-width: 760px; margin: 0 auto; }
.home-guides { padding: var(--section-standard) var(--gutter); background: #fff; border-top: 1px solid var(--line); }
.home-guides .m-section-head { width: 100%; max-width: var(--content); margin-bottom: 36px; }
.home-guides .guide-grid { max-width: var(--content); margin: 0 auto; }
.guides-more { max-width: var(--content); margin: 24px auto 0; }
.home-guides .text-link { display: block; margin-top: 12px; font-size: 15px; }
.product-guide-link { display: inline-block; margin: 18px 0; color: #172452; text-decoration: underline; text-underline-offset: 4px; font-size: 14px; font-weight: 600; }
.form-privacy { font-size: 12px; color: var(--muted); margin-top: 12px; }
.selected-product-note { font-size: 14px; color: var(--ink); margin: 8px 0 16px; }
.form-privacy a { text-decoration: underline; }
.m-why-image { position: relative; }
.image-note { position: absolute; left: 16px; bottom: 16px; padding: 5px 9px; background: rgba(255,255,255,.94); color: #555; font-size: 11px; }
.product-comparison { margin: 40px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.product-comparison summary { padding: 20px 0; font-size: 18px; font-weight: 700; cursor: pointer; }
.product-comparison summary:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }
.comparison-table { width: 100%; border-collapse: collapse; text-align: left; font-size: 14px; }
.comparison-table caption { text-align: left; color: var(--muted); padding: 0 0 18px; font-size: 13px; }
.comparison-table th, .comparison-table td { padding: 16px 14px; vertical-align: top; border-top: 1px solid var(--line); }
.comparison-table thead th { color: #555; font-size: 12px; }
.comparison-table tbody th { width: 25%; }
.comparison-table a { color: #172452; text-decoration: underline; text-underline-offset: 4px; }
.comparison-table tbody tr:nth-child(even) { background: #f5f6f7; }
.comparison-note { color: var(--muted); margin: 16px 0 22px; font-size: 13px; }
.m-products > .product-comparison { width: min(var(--content), calc(100% - 2 * var(--gutter))); margin: 28px auto 0; }
@media (max-width: 1199px) {
  .site-header { gap: 20px; }
  .site-nav { gap: 18px; }
  .site-nav > a { font-size: 13px; }
  .article-layout { gap: 40px; grid-template-columns: 210px minmax(0, 1fr); }
}
@media (max-width: 899px) {
  .content-main { padding: calc(var(--header) + 24px) 28px 56px; }
  .editorial-heading h1 { font-size: 44px; }
  .article-layout { display: block; }
  .article-toc { position: static; margin-bottom: 40px; }
  .article-toc nav { grid-template-columns: 1fr 1fr; gap: 0 20px; }
  .product-intro { gap: 28px; }
  .product-intro h1 { font-size: 34px; }
  .guide-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
  .enquiry-band { grid-template-columns: 1fr; gap: 24px; margin: 48px 0; }
  .enquiry-band > div:last-child { justify-items: start; }
  .site-nav > a { font-size: 20px; }
}
@media (max-width: 639px) {
  .content-main { padding: calc(var(--header) + 20px) 20px 40px; }
  .breadcrumbs ol { font-size: 12px; }
  .editorial-heading { padding: 28px 0; margin-bottom: 28px; }
  .editorial-heading h1 { font-size: 36px; line-height: 1.12; }
  .editorial-heading > p:last-of-type { font-size: 17px; }
  .guide-grid { grid-template-columns: 1fr; gap: 32px; }
  .guide-card h3 { font-size: 23px; }
  .guide-card > a > div { padding-top: 18px; }
  .article-image { margin-bottom: 32px; }
  .article-image img { height: auto; aspect-ratio: 4 / 3; }
  .article-meta { gap: 8px; font-size: 12px; }
  .article-toc nav { grid-template-columns: 1fr; }
  .prose { font-size: 17px; line-height: 1.75; }
  .prose h2 { font-size: 25px; }
  .enquiry-band h2, .related-section > h2 { font-size: 28px; }
  .enquiry-band .guide-cta, .product-intro .guide-cta { width: 100%; }
  .enquiry-band > div:last-child { justify-items: stretch; }
  .product-intro { display: flex; flex-direction: column-reverse; gap: 28px; margin: 28px 0 40px; }
  .product-intro h1 { font-size: 36px; }
  .spec-list > div { grid-template-columns: 110px 1fr; gap: 12px; }
  .home-guides { padding: 48px var(--gutter); }
  .home-guides .guide-grid { gap: 20px; }
  .home-guides .guide-card { padding-bottom: 20px; }
  .home-guides .guide-card > a { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 16px; align-items: start; }
  .home-guides .guide-card img { width: 88px; height: 88px; object-fit: contain; }
  .home-guides .guide-card > a > div { padding: 0; }
  .home-guides .guide-card .eyebrow { font-size: 10px; }
  .home-guides .guide-card h3 { font-size: 18px; line-height: 1.35; margin: 5px 0 0; }
  .home-guides .guide-card h3 + p, .home-guides .guide-card .read-link { display: none; }
  .comparison-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .comparison-table, .comparison-table tbody, .comparison-table tr { display: block; }
  .comparison-table tbody tr { padding: 16px 0; border-top: 1px solid var(--line); }
  .comparison-table th, .comparison-table td { display: block; width: 100%; border: 0; padding: 4px 12px; }
  .comparison-table tbody th { width: 100%; padding-bottom: 10px; }
  .comparison-table td::before { content: attr(data-label); display: block; font-size: 11px; color: #666; margin-bottom: 2px; }
}
@media (prefers-reduced-motion: reduce) { .guide-card img { transition: none; } }