/* Knowledge Center */
.knowledge-hero{padding:clamp(4rem,8vw,7rem) 0 3.5rem;background:#fff;border-bottom:1px solid #d8dedb}.knowledge-hero__grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:4rem;align-items:end}.knowledge-hero h1{max-width:850px;margin:0 0 1.25rem;font-size:clamp(3rem,6vw,5.75rem);line-height:.98;color:#003f2d}.knowledge-hero p{max-width:760px;margin:0;color:#5f6d68;font-size:1.2rem;line-height:1.65}.knowledge-search{display:flex;gap:.75rem;padding:1rem;background:#f3f5f4;border-top:4px solid #d6a600}.knowledge-search label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.knowledge-search input{min-width:0;flex:1;padding:.9rem 1rem;border:1px solid #bfc9c5;background:#fff;font:inherit}.knowledge-search button{white-space:nowrap}.knowledge-shell{padding:4rem 0 6rem}.knowledge-toolbar{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;margin-bottom:2rem}.knowledge-filter-list{display:flex;gap:.65rem;flex-wrap:wrap}.knowledge-filter{border:1px solid #bfc9c5;background:#fff;color:#003f2d;padding:.65rem .85rem;font-weight:700;cursor:pointer}.knowledge-filter[aria-pressed="true"],.knowledge-filter:hover{border-color:#d6a600;background:#fff9e6}.knowledge-result-count{color:#5f6d68;font-weight:700}.knowledge-category-grid,.knowledge-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}.knowledge-category-card,.knowledge-article-card{border:1px solid #cfd7d4;background:#fff;padding:1.75rem;display:flex;flex-direction:column;min-height:100%}.knowledge-category-card{border-top:5px solid #d6a600}.knowledge-category-card h2,.knowledge-category-card h3,.knowledge-article-card h2,.knowledge-article-card h3{margin:.35rem 0 .75rem;color:#003f2d}.knowledge-category-card p,.knowledge-article-card p{color:#5f6d68;line-height:1.6}.knowledge-category-card a,.knowledge-article-card a{margin-top:auto}.knowledge-card__meta{display:flex;gap:.65rem;flex-wrap:wrap;color:#8a6500;text-transform:uppercase;letter-spacing:.08em;font-size:.75rem;font-weight:800}.knowledge-status{display:inline-flex;align-items:center;gap:.4rem}.knowledge-status::before{content:"";width:.45rem;height:.45rem;border-radius:50%;background:#d6a600}.knowledge-section-heading{display:flex;align-items:end;justify-content:space-between;gap:2rem;margin:4rem 0 1.5rem}.knowledge-section-heading h2{margin:0;color:#003f2d;font-size:clamp(2rem,4vw,3.2rem)}.knowledge-section-heading p{max-width:620px;margin:0;color:#5f6d68}.knowledge-empty{grid-column:1/-1;padding:3rem;text-align:center;border:1px solid #cfd7d4;background:#f7f8f7}.breadcrumbs{padding:1rem 0;border-bottom:1px solid #d8dedb;background:#f7f8f7}.breadcrumbs ol{display:flex;gap:.55rem;flex-wrap:wrap;list-style:none;margin:0;padding:0;font-size:.9rem}.breadcrumbs li+li::before{content:"/";margin-right:.55rem;color:#9aaaa4}.breadcrumbs a{color:#365f52}.category-hero{padding:4rem 0 3rem}.category-hero h1{max-width:1000px;margin:0 0 1rem;color:#003f2d;font-size:clamp(2.8rem,5vw,5rem);line-height:1}.category-hero p{max-width:760px;color:#5f6d68;font-size:1.15rem;line-height:1.65}.knowledge-cta-band{margin-top:4rem;padding:2rem;background:#003f2d;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:2rem}.knowledge-cta-band h2{margin:0 0 .5rem;color:#fff}.knowledge-cta-band p{margin:0;color:#d8e4df}.knowledge-cta-band .button{flex:0 0 auto}.knowledge-footer-links{display:grid;gap:.35rem}.knowledge-footer-links strong{margin-bottom:.25rem}.knowledge-footer-links a{display:block}
@media(max-width:980px){.knowledge-hero__grid{grid-template-columns:1fr;gap:2rem}.knowledge-category-grid,.knowledge-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.knowledge-toolbar,.knowledge-section-heading,.knowledge-cta-band{align-items:flex-start;flex-direction:column}}
@media(max-width:650px){.knowledge-hero{padding-top:3rem}.knowledge-search{flex-direction:column}.knowledge-search button{width:100%}.knowledge-category-grid,.knowledge-card-grid{grid-template-columns:1fr}.knowledge-shell{padding-top:2.5rem}.knowledge-category-card,.knowledge-article-card{padding:1.35rem}.breadcrumbs{overflow-x:auto}.breadcrumbs ol{width:max-content;min-width:100%}.knowledge-filter-list{display:grid;grid-template-columns:1fr 1fr;width:100%}.knowledge-filter{text-align:left}.knowledge-cta-band{margin-left:-1rem;margin-right:-1rem}}

/* Editorial curation */
.knowledge-editorial-section[hidden]{display:none}.knowledge-editorial-badge{color:#003f2d;background:#fff3bf;border:1px solid #d6a600;padding:.15rem .4rem}.knowledge-article-card--featured{border-top:5px solid #d6a600}.knowledge-editorial-section .knowledge-section-heading{margin-top:3rem}.knowledge-article__header{padding:3.5rem 0 2rem}.knowledge-article__header h1{max-width:1000px;margin:.5rem 0 1rem;color:#003f2d;font-size:clamp(2.7rem,5vw,5rem);line-height:1.02}.knowledge-article__subtitle{max-width:850px;color:#5f6d68;font-size:1.2rem}.knowledge-article__meta{display:flex;flex-wrap:wrap;gap:.6rem 1.25rem;color:#5f6d68}.knowledge-article__layout{display:grid;grid-template-columns:220px minmax(0,760px) minmax(240px,1fr);gap:2rem;align-items:start}.knowledge-toc,.knowledge-article__rail{position:sticky;top:6rem}.knowledge-toc ol{padding-left:1.2rem}.knowledge-toc li{margin:.5rem 0}.knowledge-toc .toc-h3{margin-left:1rem}.knowledge-article__body{font-size:1.05rem;line-height:1.78}.knowledge-article__body h2{margin-top:2.5rem;color:#003f2d}.knowledge-callout,.knowledge-review-banner,.knowledge-disclaimer,.knowledge-author,.knowledge-download{margin:1.5rem 0;padding:1.4rem;border-left:5px solid #d6a600;background:#f7f8f7}.knowledge-review-banner{display:grid;gap:.35rem}.knowledge-review-banner p{margin:.35rem 0 0}.knowledge-rail-card{padding:1.4rem;background:#003f2d;color:#fff}.knowledge-rail-card h2{color:#fff}.knowledge-rail-card__actions{display:grid;gap:.75rem}.knowledge-pagination{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:3rem 0}.knowledge-pagination a{display:grid;gap:.25rem;padding:1rem;border:1px solid #cfd7d4}.knowledge-pagination a:last-child{text-align:right}@media(max-width:1100px){.knowledge-article__layout{grid-template-columns:190px minmax(0,1fr)}.knowledge-article__rail{grid-column:2;position:static}.knowledge-toc{top:5rem}}@media(max-width:760px){.knowledge-article__layout{grid-template-columns:1fr}.knowledge-toc,.knowledge-article__rail{grid-column:auto;position:static}.knowledge-pagination{grid-template-columns:1fr}.knowledge-pagination a:last-child{text-align:left}}

/* Reusable article content components */
.knowledge-callout{--callout-accent:#d6a600;--callout-bg:#f7f8f7;position:relative;border:1px solid #d8dedb;border-left:5px solid var(--callout-accent);background:var(--callout-bg);padding:1.25rem 1.35rem}.knowledge-callout__heading{display:flex;align-items:center;gap:.65rem;margin:0 0 .45rem;color:#003f2d;font-size:1rem}.knowledge-callout__icon{display:inline-grid;place-items:center;flex:0 0 1.65rem;width:1.65rem;height:1.65rem;border:1px solid currentColor;border-radius:50%;font-size:.86rem;line-height:1}.knowledge-callout p:last-child,.knowledge-callout ul:last-child,.knowledge-callout ol:last-child{margin-bottom:0}.knowledge-callout--tip{--callout-accent:#8a6500;--callout-bg:#fffaf0}.knowledge-callout--warning{--callout-accent:#9b3a2b;--callout-bg:#fff6f3}.knowledge-callout--gunsmith{--callout-accent:#365f52;--callout-bg:#f2f7f5}.knowledge-callout--machining{--callout-accent:#52636d;--callout-bg:#f3f6f7}.knowledge-callout--fact{--callout-accent:#7b6418;--callout-bg:#fffbea}.knowledge-callout--download{--callout-accent:#003f2d;--callout-bg:#f2f7f5}.knowledge-callout--affiliate{--callout-accent:#d6a600;--callout-bg:#fffdf5}.knowledge-callout__actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1rem}.knowledge-callout__disclosure{display:block;margin-top:.75rem;color:#65736e;font-size:.82rem;line-height:1.45}.knowledge-resource-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:1.25rem;align-items:center;margin:1.5rem 0;padding:1.35rem;border:1px solid #cfd7d4;border-top:4px solid #d6a600;background:#fff}.knowledge-resource-card h3{margin:0 0 .35rem;color:#003f2d}.knowledge-resource-card p{margin:.25rem 0;color:#5f6d68}.knowledge-resource-card__meta{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#8a6500}.knowledge-figure{margin:2rem 0}.knowledge-figure img{display:block;width:100%;height:auto;border:1px solid #d8dedb;background:#f7f8f7}.knowledge-figure figcaption{padding:.7rem .85rem;border-left:3px solid #d6a600;color:#5f6d68;font-size:.88rem;line-height:1.5}.knowledge-figure__credit{display:block;margin-top:.2rem;color:#7c8984;font-size:.78rem}.knowledge-figure--wide{margin-left:clamp(0px,-4vw,-70px);margin-right:clamp(0px,-4vw,-70px)}.knowledge-article__body table{width:100%;margin:1.75rem 0;border-collapse:collapse;font-size:.95rem}.knowledge-article__body th,.knowledge-article__body td{padding:.8rem;border:1px solid #cfd7d4;text-align:left;vertical-align:top}.knowledge-article__body th{background:#f2f5f4;color:#003f2d}.knowledge-article__body blockquote{margin:1.75rem 0;padding:1rem 1.25rem;border-left:4px solid #d6a600;background:#f7f8f7;color:#365f52}.knowledge-article__body blockquote p:last-child{margin-bottom:0}
@media(max-width:650px){.knowledge-resource-card{grid-template-columns:1fr}.knowledge-resource-card .button{width:100%;text-align:center}.knowledge-callout__actions{display:grid}.knowledge-callout__actions .button{width:100%;text-align:center}.knowledge-figure--wide{margin-left:0;margin-right:0}.knowledge-article__body table{display:block;overflow-x:auto;white-space:nowrap}}