.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 24px;font-size:.88rem;color:var(--muted)}
.breadcrumb a{color:#3460fc;text-decoration:none}.breadcrumb span{opacity:.55}
.seo-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:44px;align-items:start}
.seo-article{font-size:1.04rem;line-height:1.9;color:#343445}
.seo-article h2{font-size:clamp(1.55rem,3vw,2.15rem);letter-spacing:-.035em;color:var(--ink);line-height:1.35;margin:58px 0 18px}
.seo-article h2:first-child{margin-top:0}
.seo-article h3{font-size:1.2rem;color:var(--ink);margin:30px 0 10px}
.seo-article p{margin:0 0 18px}.seo-article strong{color:var(--ink)}
.seo-article ul,.seo-article ol{margin:14px 0 24px;padding-left:1.3em}.seo-article li{margin:7px 0;padding-left:.25em}
.info-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:26px 0 32px}
.info-card{border:1px solid var(--line);border-radius:18px;padding:23px;background:#fff}.info-card h3{margin:0 0 8px;font-size:1.08rem}.info-card p{font-size:.95rem;line-height:1.75;margin:0;color:var(--muted)}
.price-note{display:flex;gap:18px;align-items:flex-start;margin:30px 0;padding:24px;border-radius:18px;background:#f1f4ff;border:1px solid #dce3ff}.price-note b{display:block;color:#284ed8;margin-bottom:4px}.price-note p{margin:0;font-size:.96rem}
.seo-side{position:sticky;top:104px;border:1px solid var(--line);border-radius:20px;padding:24px;background:#fff;box-shadow:0 18px 48px -38px rgba(20,25,50,.55)}
.seo-side h2{font-size:1.08rem;margin:0 0 14px}.seo-side a{display:block;padding:10px 0;border-bottom:1px solid var(--line);color:var(--muted);text-decoration:none;font-size:.93rem}.seo-side a:hover{color:#3460fc}.seo-side .btn{margin-top:18px;color:#fff;border:0;text-align:center}
.faq-list{border-top:1px solid var(--line);margin-top:24px}.faq-item{border-bottom:1px solid var(--line);padding:22px 0}.faq-item h3{font-size:1.08rem;margin:0 0 8px}.faq-item p{margin:0;color:var(--muted)}
.related{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px}.related a{display:flex;align-items:center;min-height:90px;padding:18px;border:1px solid var(--line);border-radius:16px;color:var(--ink);text-decoration:none;font-weight:750;line-height:1.5}.related a:hover{border-color:#aebdff;color:#284ed8}
.example-shot{display:block;margin:28px 0;border-radius:20px;overflow:hidden;border:1px solid var(--line);background:#eee}.example-shot img{display:block;width:100%;height:auto}.example-shot span{display:block;background:#fff;padding:12px 16px;color:var(--muted);font-size:.88rem}
@media(max-width:880px){.seo-layout{grid-template-columns:1fr}.seo-side{position:static}.related{grid-template-columns:1fr}}
@media(max-width:620px){.info-grid{grid-template-columns:1fr}.seo-article{font-size:1rem}.price-note{padding:20px}.seo-side{padding:20px}}