/* Knowledge pages inherit the existing manual theme; semantic rule RGB stays fixed. */
.kb-hero{padding:28px 0 30px}.kb-hero h1{font-size:clamp(34px,4vw,56px);line-height:1.1;letter-spacing:-.045em;margin:18px 0}.kb-hero>p{font-size:18px;line-height:1.65;color:var(--text-secondary);max-width:800px}.kb-hub{min-width:0}.kb-hub>section{margin:34px 0}.kb-hub h2{font-size:25px;line-height:1.3;letter-spacing:-.025em}.kb-intro-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.kb-intro-grid strong,.kb-intro-grid span{display:block}.kb-intro-grid strong{font-size:17px}.kb-intro-grid span{margin-top:7px;font-size:13px;color:var(--text-secondary);line-height:1.6}.kb-jump-links{display:flex;flex-wrap:wrap;gap:14px 22px;margin:24px 0;font-size:14px;font-weight:650}.kb-jump-links a{text-underline-offset:4px}.kb-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:22px 0}.kb-card{display:flex;flex-direction:column;min-width:0;padding:23px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--text)}.kb-card[hidden]{display:none}.kb-card-label{font-size:11px;letter-spacing:.025em;color:var(--text-secondary)}.kb-card h2,.manual-v2 .prose .kb-card h2{font-size:20px;line-height:1.35;margin:13px 0 10px;letter-spacing:-.02em}.kb-card h2 a{text-decoration:none}.kb-card h2 a:hover{text-decoration:underline}.kb-card p,.manual-v2 .prose .kb-card p{font-size:14px;line-height:1.65;color:var(--text-secondary);margin:0 0 16px}.kb-card-next,.manual-v2 .prose .kb-card-next{font-size:13px;font-weight:650;margin-top:auto;padding-top:16px;text-decoration:none}.kb-card-next:hover{text-decoration:underline}.kb-card-meta{font-size:12px;color:var(--text-secondary);margin:0 0 9px}.kb-card-dots{display:flex;flex-wrap:wrap;gap:9px;margin:4px 0 10px}.kb-category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:22px 0}.kb-category-grid a{display:block;border-bottom:2px solid var(--line);padding:0 0 16px;text-decoration:none}.kb-category-grid strong,.kb-category-grid span{display:block}.kb-category-grid strong{font-size:15px;line-height:1.5}.kb-category-grid a:hover strong{text-decoration:underline}.kb-category-grid span{font-size:13px;line-height:1.6;color:var(--text-secondary);margin-top:7px}.kb-filter-controls{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end;margin:24px 0 10px}.kb-filter-controls[hidden]{display:none}.kb-filter-controls label{display:grid;gap:7px;font-size:12px;color:var(--text-secondary);min-width:0;flex:1 1 160px}.kb-filter-controls label:first-child{flex-grow:2}.kb-filter-controls input,.kb-filter-controls select,.kb-locale-comparison select{width:100%;min-width:0;max-width:100%;border:1px solid var(--line);border-radius:7px;background:var(--surface);color:var(--text);padding:11px 12px;font:inherit;font-size:14px}.kb-filter-controls button{border:1px solid var(--line);border-radius:7px;padding:11px 14px;background:var(--surface);color:var(--text);font:inherit;font-size:13px;cursor:pointer;min-height:44px}.kb-filter-controls button:hover{background:var(--surface-subtle)}.kb-result-count{font-size:12px;color:var(--text-secondary);margin:12px 0}.kb-end-note,.kb-example-note{font-size:13px;line-height:1.7;color:var(--text-secondary)}.kb-boundary,.kb-area-note{padding:16px 18px;background:var(--surface-subtle);border-left:3px solid var(--line);font-size:14px;line-height:1.7}.kb-brief{padding:20px;background:var(--surface-subtle);border:1px solid var(--line);border-radius:10px;margin:20px 0}.kb-brief dl{margin:0;display:grid;grid-template-columns:130px minmax(0,1fr);gap:9px 16px}.kb-brief dt{font-size:13px;font-weight:650}.kb-brief dd{margin:0;font-size:14px;line-height:1.6;overflow-wrap:anywhere}.kb-brief p:last-child{margin:0}.kb-section{margin:35px 0;scroll-margin-top:135px}.kb-section>h2{scroll-margin-top:135px}.kb-steps li{margin-bottom:16px}.kb-examples{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.kb-examples figure{margin:0;min-width:0;padding:16px;background:var(--surface-subtle);border-top:3px solid var(--line)}.kb-examples figcaption{font-size:12px;font-weight:650;color:var(--text-secondary);margin-bottom:13px}.kb-examples pre,.manual-v2 .prose .kb-examples pre{white-space:pre-wrap;overflow-wrap:anywhere;background:transparent;border:0;color:var(--text);font:inherit;font-size:16px;line-height:1.8;padding:0;margin:0}.kb-rule-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px;margin:22px 0}.kb-rule-links a{display:flex;align-items:flex-start;gap:8px;border-bottom:1px solid var(--line);padding:10px 0;text-decoration:none;font-size:14px;line-height:1.5;min-width:0}.kb-rule-links a:hover span:last-child{text-decoration:underline}.kb-rule-links .rule-dot{margin-top:5px}.kb-rule-links code{display:block;font-size:11px;color:var(--text-secondary);overflow-wrap:anywhere;margin-top:4px}.kb-locale-codes{display:flex;gap:7px;flex-wrap:wrap;margin:3px 0 14px}.kb-locale-codes code{font-size:11px;background:var(--surface-subtle);padding:3px 5px}.kb-locale-comparison{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin:23px 0}.kb-locale-comparison>div{min-width:0}.kb-locale-comparison label{display:grid;gap:9px;font-size:13px;font-weight:650}.kb-policy-content{margin-top:20px;min-width:0}.kb-policy-content h3{font-size:18px;margin:0 0 7px}.kb-policy-content dl,.kb-tool-roles{margin:16px 0}.kb-policy-content dt,.kb-tool-roles dt{font-size:12px;font-weight:650;margin-top:14px}.kb-policy-content dd,.kb-tool-roles dd{font-size:14px;line-height:1.65;margin:4px 0 0;overflow-wrap:anywhere}.kb-locale{border-top:1px solid var(--line);padding:16px 0}.kb-locale summary{font-size:15px;line-height:1.6;cursor:pointer;font-weight:650}.kb-locale summary code{font-size:12px;margin-left:7px;overflow-wrap:anywhere}.kb-policy-content>code{font-size:12px}.kb-article .article-header h1{font-size:clamp(30px,4vw,52px)}.manual-v2 .nav-knowledge .nav-dot{background:var(--text-secondary)}
@media(max-width:1100px){.kb-category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.kb-card-grid,.kb-examples,.kb-rule-links,.kb-locale-comparison{grid-template-columns:1fr}.kb-card{padding:20px}.kb-hero{padding-top:18px}.kb-hero>p{font-size:16px}.kb-filter-controls{gap:13px}.kb-filter-controls input,.kb-filter-controls select,.kb-locale-comparison select{font-size:16px}.kb-brief dl{grid-template-columns:1fr;gap:4px}.kb-brief dt:not(:first-child){margin-top:10px}.kb-intro-grid{grid-template-columns:1fr;gap:18px}.kb-locale summary code{display:inline-block;margin-left:0}.kb-hero h1{font-size:36px}}@media(max-width:400px){.kb-category-grid{grid-template-columns:1fr}}