.seo-main{max-width:1180px;margin:0 auto;padding:32px 20px 72px}
.seo-hero{padding:42px 0 28px;border-bottom:1px solid #e8e8e8}
.seo-hero .eyebrow{font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#777}
.seo-hero h1{max-width:900px;margin:10px 0 14px;font-size:clamp(32px,5vw,58px);line-height:1.05;letter-spacing:-.04em}
.seo-lead{max-width:800px;font-size:18px;line-height:1.75;color:#4a4a4a}
.seo-breadcrumb{display:flex;gap:8px;flex-wrap:wrap;font-size:13px;color:#777;margin-bottom:12px}
.seo-breadcrumb a{color:inherit}
.seo-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:50px;margin-top:36px}
.seo-article{min-width:0}
.seo-article h2{font-size:28px;line-height:1.2;margin:40px 0 12px;letter-spacing:-.02em}
.seo-article p{font-size:17px;line-height:1.82;color:#333}
.seo-summary{padding:22px;border-radius:18px;background:#f6f6f3;margin:0 0 30px}
.seo-summary strong{display:block;margin-bottom:8px}
.seo-aside{position:sticky;top:90px;align-self:start;padding:22px;border:1px solid #e5e5e5;border-radius:18px}
.seo-aside h3{margin:0 0 12px}
.seo-aside a{display:block;padding:9px 0;color:#222;border-bottom:1px solid #eee}
.seo-aside .seo-cta{margin-top:18px;border:0;text-align:center;background:#111;color:#fff;border-radius:12px;padding:13px}
.seo-faq{margin-top:46px;border-top:1px solid #e5e5e5;padding-top:16px}
.seo-faq details{border-bottom:1px solid #e7e7e7;padding:16px 0}
.seo-faq summary{cursor:pointer;font-weight:750;font-size:17px}
.seo-faq details p{font-size:15px;margin:10px 0 0}
.seo-related{margin-top:48px;padding-top:26px;border-top:1px solid #e5e5e5}
.seo-related-grid,.seo-index-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.seo-card{display:block;padding:22px;border:1px solid #e5e5e5;border-radius:18px;color:#111;background:#fff;transition:transform .2s ease,box-shadow .2s ease}
.seo-card:hover{transform:translateY(-3px);box-shadow:0 14px 35px rgba(0,0,0,.08)}
.seo-card span{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:#777}
.seo-card h2,.seo-card h3{margin:10px 0 8px;font-size:20px;line-height:1.25}
.seo-card p{font-size:14px;line-height:1.65;color:#555;margin:0}
.seo-index-intro{max-width:800px;margin-bottom:32px}
@media(max-width:860px){.seo-layout{grid-template-columns:1fr}.seo-aside{position:static}.seo-related-grid,.seo-index-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.seo-main{padding:22px 15px 60px}.seo-hero{padding-top:24px}.seo-layout{margin-top:24px}.seo-index-grid,.seo-related-grid{grid-template-columns:1fr}.seo-article h2{font-size:24px}.seo-article p{font-size:16px}}