.seo-landing-shell { width: 100%; max-width: var(--site-stage-max); margin: 0 auto 40px; padding: clamp(22px, 4vw, 52px) clamp(20px, 7vw, 92px); box-sizing: border-box; background: var(--paper-color, #fff); color: var(--ink-color, #203853); }
.seo-breadcrumb { display: flex; gap: 9px; margin-bottom: 26px; color: #77879a; font-size: 12px; }
.seo-breadcrumb a { color: inherit; text-decoration: none; }
.seo-breadcrumb a:hover { color: var(--primary-color, #2871bb); }
.seo-landing-hero { max-width: 900px; margin: 0 auto 42px; text-align: center; }
.seo-landing-hero h1 { margin: 12px 0 15px; font-family: var(--font-family-display); font-size: clamp(34px, 5vw, 56px); line-height: 1.2; }
.seo-landing-intro { max-width: 760px; margin: 0 auto; color: #617489; font-size: 16px; line-height: 1.9; }
.seo-landing-content { max-width: 850px; margin: auto; }
.seo-landing-content section { margin: 0 0 36px; }
.seo-landing-content h2 { margin: 0 0 14px; font-family: var(--font-family-display); font-size: clamp(23px, 3vw, 31px); line-height: 1.35; }
.seo-landing-content h3 { margin: 22px 0 8px; color: var(--ink-color, #203853); font-size: 18px; }
.seo-landing-content p { color: #566c81; font-size: 15px; line-height: 1.9; }
.seo-landing-faq details { border-bottom: 1px solid rgba(34,70,109,.13); }
.seo-landing-faq summary { padding: 16px 2px; font-weight: 600; cursor: pointer; }
.seo-landing-faq details p { margin-top: 0; padding: 0 2px 16px; }
.seo-landing-links { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding-top: 18px; border-top: 1px solid rgba(34,70,109,.12); }
.seo-landing-links h2 { width: 100%; font-size: 20px; }
.seo-landing-links a { padding: 9px 13px; border-radius: 999px; background: color-mix(in srgb, var(--primary-color, #2871bb) 8%, transparent); color: var(--primary-color, #2871bb); text-decoration: none; }
.seo-landing-links a:hover { background: color-mix(in srgb, var(--primary-color, #2871bb) 14%, transparent); }
@media (max-width: 640px) {
    .seo-landing-shell { padding: 22px 18px; }
    .seo-landing-hero { margin-bottom: 30px; }
    .seo-landing-intro, .seo-landing-content p { font-size: 14px; }
}