/* Shared SEO/navigation layer. Kept tiny for fast rendering. */
.seo-nav{border-bottom:1px solid #e2eaf3;background:#fff}.seo-nav__inner{width:min(1040px,calc(100% - 24px));min-height:42px;margin:0 auto;display:flex;align-items:center;gap:18px;overflow:auto;white-space:nowrap}.seo-nav a{font:700 10px/1.2 system-ui,-apple-system,Segoe UI,sans-serif;color:#657a95;text-decoration:none}.seo-nav a:first-child{color:#2f7ef7}.seo-nav a:hover{color:#2f7ef7}.seo-intro,.seo-copy,.related-tools{width:min(1040px,calc(100% - 24px));margin:16px auto}.seo-intro{padding:20px 22px;border:1px solid #e0e8f2;border-radius:16px;background:#fff}.seo-intro h1{margin:4px 0 8px;color:#10203b;font:800 clamp(26px,4vw,38px)/1.08 system-ui,-apple-system,Segoe UI,sans-serif;letter-spacing:-.03em}.seo-intro p,.seo-copy p{color:#75869c;font:400 11px/1.65 system-ui,-apple-system,Segoe UI,sans-serif}.seo-copy{padding:20px 22px;border:1px solid #e0e8f2;border-radius:16px;background:#fff}.seo-copy h2{margin:0 0 8px;color:#10203b;font:800 20px/1.2 system-ui,-apple-system,Segoe UI,sans-serif}.seo-copy h3{margin:16px 0 5px;color:#10203b;font:800 13px/1.3 system-ui,-apple-system,Segoe UI,sans-serif}.seo-copy a,.related-tools a{color:#2f7ef7}.related-tools{display:flex;gap:8px;flex-wrap:wrap}.related-tools a{padding:8px 10px;border:1px solid #d9e5f3;border-radius:9px;background:#fff;font:800 9px system-ui,-apple-system,Segoe UI,sans-serif;text-decoration:none}.ad-slot[data-ad-position]{min-height:100px}.ad-slot ins.adsbygoogle{width:100%;min-height:90px}.seo-footer-links{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;padding:12px;font:700 9px system-ui,-apple-system,Segoe UI,sans-serif}.seo-footer-links a{color:#6d8099;text-decoration:none}@media(max-width:640px){.seo-intro,.seo-copy,.related-tools,.seo-nav__inner{width:min(100% - 14px,1040px)}.seo-nav__inner{gap:13px}}