/* Knowledge section: editorial introduction, continuous catalog and readable articles. */
.kb-page{--kb-ink:#1d3027;--kb-muted:#536157;--kb-border:#d7ded5}
.kb-index .kb-intro,.kb-start,.kb-catalog{max-width:1440px;margin-inline:auto;padding-inline:clamp(24px,5vw,72px)}
.kb-index .kb-intro{padding-top:30px;padding-bottom:58px}
.kb-index .kb-crumbs{margin-bottom:32px;font-size:13px;color:var(--kb-muted)}
.kb-index .kb-intro-grid{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:6%;align-items:center}
.kb-index .kb-domain{font-size:28px;margin-bottom:16px}
.kb-index .kb-eyebrow{font-size:12px;color:var(--kb-muted);letter-spacing:.12em;margin-bottom:18px}
.kb-index .kb-intro h1{font-size:clamp(38px,4.6vw,66px);line-height:1.1;letter-spacing:-.045em;margin-bottom:22px}
.kb-index .kb-lead{font-size:18px;line-height:1.65;color:var(--kb-muted);max-width:620px}
.kb-index .kb-cover{display:block;align-self:center;min-width:0}
.kb-index .kb-cover img{height:auto;aspect-ratio:1.12;object-fit:cover;border-radius:8px}
.kb-index .kb-cover figcaption{font-size:12px;line-height:1.5;color:var(--kb-muted);margin-top:12px}
.kb-index .kb-top-phones{font-size:15px;gap:8px 22px;margin:18px 0}
.kb-top-phones a{display:inline-flex;align-items:center;min-height:32px}
.kb-intro-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px}
.kb-intro-actions .button,.kb-intro-actions .kb-home-button{min-height:48px;padding:12px 20px;font-size:14px}
.kb-index .kb-facts{margin-top:26px;gap:18px 26px;font-size:13px;color:var(--kb-muted)}
.kb-index .kb-facts strong{font-size:22px}.kb-index .kb-facts a{width:auto}
.kb-start{padding-block:44px 52px;border-top:1px solid var(--kb-border)}
.kb-section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:28px}
.kb-section-head h2{font-size:clamp(32px,3.3vw,46px);line-height:1.15;letter-spacing:-.04em}
.kb-section-head .kb-eyebrow{margin-bottom:12px}
.kb-section-head>p{max-width:330px;color:var(--kb-muted);font-size:15px;line-height:1.65}
.kb-feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.kb-feature{display:flex;flex-direction:column;min-width:0;background:#fff;border:1px solid var(--kb-border);border-radius:8px;overflow:hidden;transition:border-color .2s}
.kb-feature:hover,.kb-entry:hover{border-color:#839a86}
.kb-feature-image{overflow:hidden;aspect-ratio:1.7;background:#e3e8de}
.kb-feature-image img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.kb-feature:hover img{transform:scale(1.025)}
.kb-feature-copy{padding:24px;display:flex;flex-direction:column;flex:1}
.kb-feature-copy>span:first-child{font-size:12px;color:#52664f;letter-spacing:.04em}
.kb-feature h3{font-size:clamp(23px,2vw,29px);line-height:1.2;letter-spacing:-.025em;margin:14px 0 12px}
.kb-feature p{color:var(--kb-muted);font-size:15px;line-height:1.6;margin-bottom:22px}
.kb-feature-link{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:14px;color:#25472f}
.kb-feature-link>span{font-size:22px}
.kb-catalog{padding-block:44px 64px;border-top:1px solid var(--kb-border);scroll-margin-top:120px}
.kb-norm-link{font-size:15px;color:#2d4c36;min-height:44px;display:inline-flex;align-items:center;gap:16px;border-bottom:1px solid #8c9f85}
.kb-tools{display:grid;grid-template-columns:minmax(0,1fr);gap:20px;margin-bottom:20px}
.kb-tools label{font-size:13px;font-weight:500;color:#405343;min-width:0}
.kb-tools label>span{display:block;margin-bottom:8px}
.kb-tools input,.kb-tools select{width:100%;min-width:0;min-height:52px;border:1px solid #b9c6b7;border-radius:5px;background:#fff;color:var(--kb-ink);padding:13px 16px;font:inherit;font-size:16px}
.kb-tools input::placeholder{color:#67746b;opacity:1}
.kb-select-label{display:none}
.kb-filter-chips{display:flex;flex-wrap:wrap;gap:8px}
.kb-filter-chips button{display:inline-flex;align-items:center;gap:12px;min-height:44px;padding:10px 15px;border:1px solid #c8d1c5;border-radius:5px;background:#f5f6f4;font-size:14px;line-height:1.35;color:#405245;text-align:left}
.kb-filter-chips button>span{font-size:12px;opacity:.8}
.kb-filter-chips button.is-active{background:#263c32;color:#fff;border-color:#263c32}
.kb-filter-chips button:hover{border-color:#607b62}
.kb-results-bar{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px 20px;margin:26px 0 18px;color:var(--kb-muted);font-size:13px}
.kb-results-bar p{margin:0}
.kb-entries{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.kb-entry{min-width:0;background:#fff;border:1px solid var(--kb-border);border-radius:7px;overflow:hidden;scroll-margin-top:130px;transition:border-color .2s}
.kb-entry>a{display:grid;grid-template-columns:132px minmax(0,1fr);height:100%;min-height:220px}
.kb-entry-image{height:100%;min-height:180px;background:#e5e9df;overflow:hidden}
.kb-entry-image img{width:100%;height:100%;object-fit:cover}
.kb-entry-copy{display:flex;flex-direction:column;min-width:0;padding:21px 22px}
.kb-entry-label{font-size:12px;line-height:1.5;color:#466349}
.kb-entry h3{font-size:24px;line-height:1.2;letter-spacing:-.025em;margin:9px 0 12px;overflow-wrap:break-word}
.kb-entry p{font-size:15px;line-height:1.6;color:var(--kb-muted);margin:0 0 16px}
.kb-entry-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;font-size:12px;line-height:1.5;color:var(--kb-muted)}
.kb-entry-bottom>span:last-child{color:#2d4c36;font-size:14px;white-space:nowrap}
.kb-entry-bottom>span:last-child>span{margin-left:8px}
.kb-more-wrap{text-align:center;margin-top:28px}.kb-more-wrap:has(button[hidden]){display:none}
.kb-more-wrap button{min-width:250px;max-width:100%;background:#fff;border-color:#839580;font-size:15px}
.kb-image-note{font-size:12px;line-height:1.65;color:#606e64;max-width:850px;margin-top:26px}
.kb-empty{border-radius:6px;margin-top:20px;color:#405343}.kb-empty button{min-height:44px;margin-top:12px;font-size:15px}
.kb-page .kb-bottom-cta{padding-block:52px 58px;background:#e4eadf}
.kb-page .kb-bottom-cta .kb-domain{font-size:28px;margin-bottom:18px}
.kb-page .kb-bottom-cta h2{font-size:clamp(34px,4vw,52px);margin-bottom:20px}
.kb-page .kb-brand-phones{font-size:18px;gap:8px 28px;margin:20px 0 24px;letter-spacing:0}
.kb-page .kb-brand-phones a{display:inline-flex;align-items:center;min-height:40px}
.kb-page .kb-brand-actions{gap:14px 24px}.kb-page .kb-brand-actions a{min-height:46px;display:inline-flex;align-items:center;justify-content:center}
.kb-page .footer-phones .footer-phone{font-size:24px}
/* Readable text in the articles, sources and related-material cards. */
.kb-page .kb-toc a,.kb-page .kb-toc summary{font-size:14px;color:#475e47}
.kb-page .kb-article-meta,.kb-page .kb-figure figcaption{font-size:13px;color:#53634f}
.kb-page .kb-sources>p,.kb-page .kb-sources li p,.kb-page .kb-source-note{font-size:14px;color:#52624d}
.kb-page .kb-sources small,.kb-page .kb-source-status,.kb-page .kb-source-articles a{font-size:13px;color:#4d6447}
.kb-page .kb-prose,.kb-page .kb-source-card{overflow-wrap:anywhere}
.kb-page .kb-related .kb-card>a{min-height:230px}.kb-page .kb-card-meta,.kb-page .kb-card-bottom{font-size:12px;color:#53664b}
.kb-page .kb-checklist button{min-height:44px;font-size:14px}
@media(min-width:1600px){.kb-index .kb-intro,.kb-start,.kb-catalog{padding-inline:48px}}
@media(max-width:1100px){
 .kb-entry>a{grid-template-columns:108px minmax(0,1fr)}.kb-entry-copy{padding:18px}.kb-entry h3{font-size:22px}
 .kb-feature-grid{gap:18px}.kb-feature-copy{padding:20px}.kb-feature h3{font-size:24px}
}
@media(max-width:900px){
 .kb-index .kb-intro-grid{grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:28px}
 .kb-index .kb-intro h1{font-size:42px}.kb-index .kb-cover img{aspect-ratio:.8}
 .kb-index .kb-lead{font-size:16px}.kb-index .kb-eyebrow{font-size:11px}
 .kb-entry>a{grid-template-columns:96px minmax(0,1fr)}.kb-entry h3{font-size:21px}.kb-entry-copy{padding:18px 16px}
 .kb-entry p{font-size:14px}.kb-section-head>p{max-width:260px}
 .kb-feature-grid{grid-template-columns:1fr}.kb-feature{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}
 .kb-feature-image{aspect-ratio:auto;min-height:210px}.kb-feature-copy{padding:24px}.kb-feature h3{font-size:28px}
}
@media(max-width:700px){
 .kb-index .kb-intro,.kb-start,.kb-catalog{padding-inline:20px}
 .kb-index .kb-intro{padding-top:24px;padding-bottom:36px}.kb-index .kb-crumbs{font-size:12px;margin-bottom:26px}
 .kb-index .kb-intro-grid{grid-template-columns:1fr;gap:28px}.kb-index .kb-domain{font-size:27px;margin-bottom:14px}
 .kb-index .kb-intro h1{font-size:clamp(34px,8.7vw,54px);line-height:1.1;margin-bottom:20px}
 .kb-index .kb-intro .kb-cover img{height:auto;aspect-ratio:1.7}.kb-index .kb-cover figcaption{font-size:12px;margin-top:9px}
 .kb-index .kb-lead{font-size:16px}.kb-index .kb-top-phones{font-size:15px;gap:6px 18px}
 .kb-intro-actions .button,.kb-intro-actions .kb-home-button{padding:12px 16px;font-size:14px;min-height:48px}
 .kb-index .kb-facts{gap:12px 22px;margin-top:22px;font-size:13px}.kb-index .kb-facts a{width:100%;margin:0;max-width:fit-content}
 .kb-start,.kb-catalog{padding-block:32px 38px}.kb-catalog{scroll-margin-top:128px}
 .kb-section-head{display:block;margin-bottom:22px}.kb-section-head h2{font-size:34px}
 .kb-section-head>p{max-width:none;font-size:15px;margin-top:14px}.kb-norm-link{margin-top:14px;font-size:14px}
 .kb-feature-grid{gap:16px}.kb-feature{grid-template-columns:100px minmax(0,1fr)}
 .kb-feature-image{min-height:180px}.kb-feature-copy{padding:18px}.kb-feature h3{font-size:22px;margin:10px 0 12px}
 .kb-feature p{display:none}.kb-feature-copy>span:first-child{font-size:11px;line-height:1.5}.kb-feature-link{font-size:13px}
 .kb-tools{grid-template-columns:1fr;gap:14px;margin-bottom:0}.kb-select-label{display:block}.kb-filter-chips{display:none}
 .kb-tools label{font-size:14px}.kb-tools input,.kb-tools select{font-size:16px;min-height:50px;padding:12px}
 .kb-results-bar{margin:20px 0 16px;font-size:13px}.kb-results-bar>p:last-child{display:none}
 .kb-entries{grid-template-columns:1fr;gap:14px}.kb-entry>a{grid-template-columns:96px minmax(0,1fr);min-height:176px}
 .kb-entry-image{min-height:176px}.kb-entry-copy{padding:18px 16px}.kb-entry h3{font-size:22px;line-height:1.25;margin-bottom:16px}
 .kb-entry-label{font-size:12px}.kb-entry p{display:none}.kb-entry-bottom{gap:8px;flex-wrap:wrap;font-size:12px}.kb-entry-bottom>span:last-child{font-size:13px}
 .kb-more-wrap{margin-top:22px}.kb-more-wrap button{width:100%;min-width:0;min-height:50px}
 .kb-page .kb-bottom-cta{padding:38px 20px 44px}.kb-page .kb-bottom-cta h2{font-size:35px;line-height:1.14}
 .kb-page .kb-brand-phones{font-size:18px;gap:0;align-items:center}.kb-page .kb-brand-actions{gap:12px}
 .kb-page .kb-brand-actions .button{width:100%;max-width:320px}.kb-page .kb-brand-actions .kb-text-link{margin:0}
 .kb-page .kb-article-head{padding:28px 20px 32px}.kb-page .kb-article-head h1{font-size:clamp(30px,7.6vw,44px);line-height:1.14;overflow-wrap:break-word}
 .kb-page .kb-article-head .kb-lead{font-size:17px}.kb-page .kb-article-head .kb-crumbs{font-size:12px;margin-bottom:26px}
 .kb-page .kb-article-layout{padding:20px 20px 40px}.kb-page .kb-prose p{font-size:17px;line-height:1.75}
 .kb-page .kb-prose h2{font-size:27px;line-height:1.25}.kb-page .kb-prose>section{scroll-margin-top:130px}
 .kb-page .kb-toc nav{grid-template-columns:1fr}.kb-page .kb-toc a{font-size:14px;min-height:36px;display:flex;align-items:center}
 .kb-page .kb-compare{grid-template-columns:1fr}.kb-page .kb-compare p{font-size:15px}
 .kb-page .kb-checklist li{font-size:15px}.kb-page .kb-figure{margin-inline:0}.kb-page .kb-figure figcaption{padding:0;font-size:12px}
 .kb-page .kb-related .kb-card-grid{grid-template-columns:1fr}.kb-page .kb-related .kb-card>a{min-height:0;padding:22px}
 .kb-page .kb-source-card h3{font-size:22px;line-height:1.3}.kb-page .kb-source-card p{font-size:15px}
}
@media(max-width:360px){.kb-index .kb-intro,.kb-start,.kb-catalog{padding-inline:16px}.kb-entry>a,.kb-feature{grid-template-columns:78px minmax(0,1fr)}.kb-entry-copy,.kb-feature-copy{padding:16px 13px}.kb-entry h3,.kb-feature h3{font-size:20px}.kb-intro-actions{gap:10px}.kb-intro-actions .button,.kb-intro-actions .kb-home-button{padding-inline:12px}}
@media(prefers-reduced-motion:reduce){.kb-feature:hover img{transform:none}}
@media print{.kb-tools,.kb-filter-chips,.kb-more-wrap{display:none}.kb-entry[hidden]{display:block!important}.kb-entry{break-inside:avoid}.kb-entry-image{display:none}.kb-entry>a{display:block;min-height:0}.kb-start{display:none}}