:root {
  color-scheme: light;
  --ink: #252c2b;
  --muted: #47594f;
  --cloth: #f6f0db;
  --paper: #fffdf7;
  --green: #285e46;
  --rust: #9c4a24;
  --line: #b2bcad;
  font: 16px/1.55 system-ui, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--cloth); color: var(--ink); }
[hidden] { display: none !important; }
img { display: block; max-width: 100%; }
a { color: var(--green); text-underline-offset: .18em; }
a:hover { text-decoration-thickness: .14em; }
:focus-visible { outline: 3px solid var(--rust); outline-offset: 3px; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2 { font-family: system-ui, sans-serif; line-height: 1.12; }
h1 { font-size: clamp(2rem, 5.1vw, 4.35rem); letter-spacing: -.055em; }
h2 { font-size: clamp(1.45rem, 2.9vw, 2rem); letter-spacing: -.035em; }
h3 { line-height: 1.25; }
p + p { margin-top: .7rem; }
button, input, select { font: inherit; }
input, select { min-width: 0; max-width: 100%; padding: .55rem; background: white; border: 1px solid #64756b; border-radius: 4px; color: var(--ink); }
button, .button, .purchase-button, [data-add] {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .55rem .9rem; min-height: 44px; border: 1px solid transparent;
  border-radius: 4px; background: var(--green); color: white;
  text-align: center; text-decoration: none; font-weight: 700; cursor: pointer;
}
button:hover, .button:hover, [data-add]:hover { background: #223e36; }
[data-add] { background: var(--rust); }
[data-add]:hover { background: #793315; }
summary { cursor: pointer; }
.frame { width: min(1220px, 100% - 2rem); margin-inline: auto; }
.skip { position: absolute; z-index: 10; transform: translateY(-150%); background: white; padding: .65rem; }
.skip:focus { transform: none; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.masthead { background: var(--paper); }
.masthead-main { display: grid; grid-template-columns: auto minmax(12rem, 1fr) auto; gap: 1.1rem; align-items: center; padding-block: .8rem; }
.wordmark { display: inline-flex; align-items: center; gap: .5rem; text-decoration: none; font-family: system-ui, sans-serif; font-size: 1.2rem; }
.site-search { display: flex; gap: .5rem; }
.site-search input { flex: 1; width: 100%; }
.utility, .nav-inner, .category-jumps, .selection-actions { display: flex; flex-wrap: wrap; gap: .45rem 1rem; align-items: center; }
.utility { font-size: .9rem; }
.navigation { background: var(--green); }
.nav-inner > a, .department-menu > summary { color: white; display: block; padding: .55rem 0; }
.department-menu { position: relative; }
.department-menu > div { position: absolute; z-index: 3; top: 100%; left: 0; width: min(36rem, 86vw); padding: .9rem; display: grid; gap: .9rem; grid-template-columns: 1fr 1fr; background: var(--paper); border: 1px solid var(--line); box-shadow: 0 10px 30px #252c2b22; }
.department-menu h2 { font-size: 1.15rem; }
.department-menu section a { display: block; margin-top: .35rem; }
.compare-tray, .preview-banner { padding: .45rem 1rem; background: #e4eadf; }
.preview-banner { text-align: center; font-size: .85rem; }
.eyebrow, .product-brand { color: var(--rust); font-size: .79rem; font-weight: 800; letter-spacing: .085em; text-transform: uppercase; }
.counter-intro {
  margin-top: 1rem;
  padding: clamp(1rem, 2.5vw, 2rem);
  border: 1px solid var(--green);
  border-radius: 14px 14px 0 0;
  background: radial-gradient(circle at 92% 12%, transparent 0 30px, #ffffff33 31px 32px,
    transparent 33px 58px, #ffffff33 59px 60px, transparent 61px 88px,
    #ffffff33 89px 90px, transparent 91px), #214c3b;
  color: white;
}
.counter-intro .eyebrow { color: #ffdbac; }
.counter-intro h1 { margin-block: .25rem .45rem; }
.counter-intro > p:not(.eyebrow) { max-width: 55ch; }
.board-lanes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .7rem; margin-top: .8rem; }
.board-lanes a { display: grid; align-content: start; gap: .12rem .5rem; grid-template-columns: auto 1fr; padding: .7rem .85rem; background: var(--paper); color: var(--ink); text-decoration: none; border: 1px solid #ddd0af; border-radius: 5px; }
.board-lanes a:hover { background: #ffead0; }
.board-lanes span { grid-row: span 2; color: var(--rust); font-weight: 750; font-variant-numeric: tabular-nums; }
.board-lanes strong { font-size: 1.22rem; }
.board-lanes small { color: var(--muted); line-height: 1.3; }
.assembly-index { display: flex; flex-wrap: wrap; gap: .55rem 1rem; align-items: center; background: #eae3c9; padding: .65rem .85rem; border: 1px solid var(--line); border-top: none; }
.assembly-index ol { display: flex; flex-wrap: wrap; gap: .35rem .7rem; margin: 0; padding: 0; list-style: none; }
.assembly-index li { display: flex; align-items: center; gap: .6rem; }
.assembly-index li + li::before { content: '›'; color: var(--rust); }
.assembly-index li a { display: inline-block; padding: .32rem .28rem; font-weight: 720; }
.assembly-guide { margin-left: auto; }
.section-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .3rem 1rem; margin-bottom: .75rem; }
.home-tools, .section-block, .detail-reading, .category-reading { margin-block: 1.5rem 2rem; }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .9rem; }
.home-products { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.supply-card { display: flex; flex-direction: column; min-width: 0; overflow-wrap: anywhere; background: var(--paper); border: 1px solid var(--line); border-radius: 6px; }
.supply-photo { position: relative; background: white; border-radius: 6px 6px 0 0; }
.supply-photo img { width: 100%; height: clamp(115px, 19vw, 190px); object-fit: contain; padding: .7rem; }
.supply-photo .favorite { position: absolute; right: .4rem; top: .4rem; }
.favorite, .compare-choice, .reset-filters, .remove-choice { color: var(--green); background: var(--paper); border-color: var(--line); }
.favorite:hover, .compare-choice:hover, .reset-filters:hover, .remove-choice:hover { background: #e4ebe1; color: var(--green); }
.favorite { min-width: 44px; padding: .2rem; font-size: 1.4rem; }
.supply-copy, .card-buy { padding: .65rem; }
.supply-copy h3 { margin-block: .25rem .35rem; font-size: 1rem; }
.pack-line, .merchant-note, .price-observed, .research-note { color: var(--muted); font-size: .82rem; }
.supply-summary { margin-top: .38rem; font-size: .92rem; }
.card-buy { display: grid; align-content: end; gap: .35rem; margin-top: auto; }
.price-amount, .price-observed, .merchant-note { display: block; }
.price-amount { font-size: 1.28rem; font-variant-numeric: tabular-nums; }
.price-observed { overflow-wrap: anywhere; }
.price-info { font-size: .82rem; }
.price-info summary { min-height: 32px; padding-block: .22rem; color: var(--green); }
.price-info p { margin-bottom: .45rem; }
.page-heading, .reading-page, .product-title { padding: 1.15rem 0; }
.page-heading p:not(.eyebrow), .product-title p:not(.eyebrow) { margin-top: .65rem; }
.category-jumps { margin-top: .7rem; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .8rem; font-size: .88rem; }
.catalogue-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1rem; align-items: start; }
.catalogue-rail { border: 1px solid var(--line); background: var(--paper); padding: .8rem; }
.filter-toolbar summary { font-weight: 700; }
[data-filters] { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 9rem), 1fr)); gap: .62rem; margin-block: .65rem; align-items: end; }
[data-filters] label { display: grid; gap: .18rem; font-size: .9rem; font-weight: 650; }
.results-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .35rem; margin-bottom: .65rem; }
.results-toolbar select { padding: .3rem; }
.empty-state { padding: .7rem; margin-bottom: .6rem; background: #e4ebe1; }
.detail-layout { display: grid; grid-template: 'image purchase' auto / minmax(0, 1.2fr) minmax(0, 1fr); gap: 1rem; align-items: start; }
.detail-visual { grid-area: image; background: white; border: 1px solid var(--line); padding: 1rem; }
.detail-visual img { width: 100%; height: clamp(200px, 35vw, 450px); object-fit: contain; }
.detail-visual figcaption { color: var(--muted); margin-top: .5rem; font-size: .9rem; }
.purchase-panel { grid-area: purchase; padding: clamp(.75rem, 2.5vw, 1.4rem); background: var(--paper); border: 1px solid var(--line); border-top: 4px solid var(--rust); }
.purchase-head, .purchase-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .4rem .75rem; align-items: start; margin-bottom: .5rem; }
.purchase-panel .selection-actions { margin-block: .55rem; }
.purchase-facts { border-top: 1px dashed var(--line); padding-top: .55rem; }
.purchase-facts h2 { font-size: 1.25rem; }
.purchase-facts dl, .spec-list { display: grid; gap: .3rem; margin: .65rem 0; }
.purchase-facts dl > div, .spec-list > div { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: .5rem; padding: .32rem; border-bottom: 1px solid #d9ded4; }
dt { font-weight: 700; }
dd { margin: 0; }
.detail-reading { display: grid; gap: 1rem; }
.detail-sections { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .65rem 1rem; align-items: start; }
.product-section-nav { display: flex; flex-wrap: wrap; gap: .35rem .8rem; align-self: start; border-block: 1px solid var(--line); padding: .55rem .65rem; background: #eae3c9; }
.product-section-nav a { display: block; padding: .28rem; }
.knowledge-section, .reading-page { max-width: 72ch; overflow-wrap: anywhere; }
.knowledge-section { margin: 0 0 1rem; padding: clamp(.75rem, 2vw, 1.35rem); background: var(--paper); border: 1px solid var(--line); scroll-margin-top: 1rem; }
.knowledge-section h2, .reading-page h1 { margin-bottom: .7rem; }
.knowledge-section h3, .reading-page h2 { margin-block: .85rem .38rem; }
.knowledge-section h4 { margin: .25rem 0; }
.editorial-faq details { border-top: 1px solid var(--line); padding: .6rem 0; }
.editorial-faq summary { font-weight: 700; }
.editorial-faq p { margin-top: .45rem; }
.department-grid, .guide-grid, .example-grid, .comparison-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .65rem; }
.department-grid a, .guide-card, .example-grid article, .comparison-item, .cart-summary, .cart-item { background: var(--paper); padding: .7rem; border: 1px solid var(--line); }
.guide-card { display: flex; flex-direction: column; gap: .45rem; text-decoration: none; }
.guide-card span { text-decoration: underline; margin-top: auto; }
.guide-grid { margin-bottom: 1.4rem; }
.cart-layout { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 1fr); gap: .9rem; margin-bottom: 1rem; align-items: start; }
.cart-item { display: grid; grid-template-columns: 100px minmax(0, 1fr) auto; align-items: start; gap: .65rem; }
.cart-picture img, .comparison-item img { height: 115px; width: 100%; object-fit: contain; background: white; }
.cart-purchase small { display: block; }
.quantity-label { display: block; margin-block: .5rem; }
.quantity-label input { width: 4.5rem; margin-inline-start: .4rem; }
footer { padding-block: 1.3rem; background: #dfe7dc; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: .75rem; }
.footer-grid nav { display: grid; }
@media (max-width: 900px) {
  .masthead-main { grid-template-columns: 1fr auto; }
  .site-search { grid-row: 2; grid-column: 1 / -1; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .navigation { position: relative; }
  .department-menu { position: static; }
  .department-menu > div { inset-inline: .5rem; width: auto; }
  .detail-sections, .cart-layout { grid-template-columns: minmax(0, 1fr); }
  .assembly-guide { margin-left: 0; }
  .detail-layout { grid-template: 'purchase' 'image' / minmax(0, 1fr); }
  .department-grid, .guide-grid, .example-grid, .comparison-grid, .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-section-nav { display: flex; flex-wrap: wrap; gap: .3rem; }
  .cart-item { grid-template-columns: 80px minmax(0, 1fr); }
  .cart-purchase { grid-column: 2; }
}
@media (max-width: 420px) {
  .frame { width: calc(100% - 1rem); }
  .masthead-main { grid-template-columns: 1fr; gap: .45rem; }
  .site-search { grid-row: auto; }
  .nav-inner { gap: .1rem .75rem; }
  .product-grid { gap: .5rem; }
  .board-lanes { gap: .35rem; }
  .board-lanes a { padding: .5rem; grid-template-columns: 1fr; }
  .board-lanes span { display: none; }
  .card-buy, .supply-copy { padding: .42rem; }
  .card-buy button, .card-buy [data-add] { padding-inline: .35rem; }
  .guide-grid, .example-grid { grid-template-columns: 1fr; }
}