.ca-seo-page {
  --ca-bg: var(--bg-color, #f8fafc);
  --ca-card: var(--card-bg, #fff);
  --ca-muted-bg: var(--surface-muted, #f1f5f9);
  --ca-text: var(--text-main, #0f172a);
  --ca-muted: var(--text-muted, #64748b);
  --ca-border: var(--border-color, #e2e8f0);
  --ca-primary: var(--primary, #4f46e5);
  margin: 0;
  background: var(--ca-bg);
  color: var(--ca-text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.55;
}
.ca-seo-page *, .ca-seo-page *::before, .ca-seo-page *::after { box-sizing: border-box; }
.ca-seo-shell { max-width: 1180px; margin: auto; padding: 1.25rem 1rem 4rem; }
@media (min-width: 768px) { .ca-seo-shell { padding: 1.75rem 2rem 5rem; } }
.ca-seo-page a { color: inherit; }
.ca-seo-breadcrumbs { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 1rem; color: var(--ca-muted); font-size: .84rem; }
.ca-seo-breadcrumbs a { text-decoration: none; }
.ca-seo-breadcrumbs a:hover { color: var(--ca-primary); text-decoration: underline; }
.ca-seo-hero { padding: 2rem; border-radius: 1.5rem; color: #fff; background: linear-gradient(130deg, #1e1b4b, #0f3d45); }
@media (min-width: 768px) { .ca-seo-hero { padding: 3rem; } }
.ca-seo-eyebrow { margin: 0 0 .6rem; color: #a5f3fc; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.ca-seo-hero h1 { max-width: 100%; margin: 0; overflow-wrap: anywhere; font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1.08; }
.ca-seo-hero p:not(.ca-seo-eyebrow) { max-width: 48rem; margin: 1rem 0 0; color: #dbeafe; font-size: 1.05rem; }
.ca-seo-actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.4rem; }
.ca-seo-button { display: inline-flex; align-items: center; justify-content: center; padding: .65rem 1rem; border: 1px solid var(--ca-border); border-radius: .7rem; background: var(--ca-card); color: var(--ca-text); text-decoration: none; font-weight: 700; }
.ca-seo-page .ca-seo-button { color: var(--ca-text); }
.ca-seo-button-primary { border-color: transparent; background: #4f46e5; color: #fff; }
.ca-seo-page .ca-seo-button-primary { color: #fff; }
.ca-seo-hero .ca-seo-button:not(.ca-seo-button-primary) {
  background: #fff;
  color: #172554 !important;
  border-color: #fff;
}
.ca-seo-layout { display: grid; gap: 1.25rem; margin-top: 1.25rem; }
@media (min-width: 900px) { .ca-seo-layout { grid-template-columns: minmax(0, 1fr) 300px; align-items: start; } }
.ca-seo-main, .ca-seo-sidebar { display: grid; gap: 1rem; min-width: 0; }
.ca-seo-section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; }
.ca-seo-section-heading h2 { margin: 0; font-size: 1.25rem; }
.ca-seo-section-heading span { color: var(--ca-muted); font-size: .85rem; }
.ca-seo-list { display: grid; gap: .8rem; }
.ca-seo-item, .ca-seo-card, .ca-seo-unlock { padding: 1.15rem; border: 1px solid var(--ca-border); border-radius: 1rem; background: var(--ca-card); }
.ca-seo-item h3 { margin: .45rem 0 .35rem; font-size: 1.05rem; line-height: 1.35; }
.ca-seo-item-title { color: var(--ca-text); text-decoration: none; }
.ca-seo-item-title:hover { color: var(--ca-primary); }
.ca-seo-item p { margin: 0; color: var(--ca-muted); }
.ca-seo-richtext { color: var(--ca-muted); }
.ca-seo-richtext p { margin: 0 0 .55rem; }
.ca-seo-richtext p:last-child { margin-bottom: 0; }
.ca-seo-richtext ul, .ca-seo-richtext ol { margin: .45rem 0; padding-left: 1.25rem; }
.ca-seo-richtext li + li { margin-top: .25rem; }
.ca-seo-summary { margin: 0; }
.ca-seo-summary strong, .ca-seo-explanation strong { display: block; margin-bottom: .25rem; color: var(--ca-text); }
.ca-seo-explanation { margin-top: .8rem; padding-top: .75rem; border-top: 1px solid var(--ca-border); }
.ca-seo-item-meta { display: flex; flex-wrap: wrap; gap: .4rem; color: var(--ca-muted); font-size: .78rem; }
.ca-seo-item-meta span { padding: .1rem .5rem; border-radius: 999px; background: var(--ca-muted-bg); }
.ca-seo-item.is-locked { border-style: dashed; }
.ca-seo-item > a, .ca-seo-card-accent > a { display: inline-block; margin-top: .65rem; color: var(--ca-primary); font-weight: 700; text-decoration: none; }
.ca-seo-card h2 { margin: 0 0 .7rem; font-size: 1rem; }
.ca-seo-card p { margin: 0; color: var(--ca-muted); }
.ca-seo-card ul { display: grid; gap: .2rem; list-style: none; margin: 0; padding: 0; }
.ca-seo-card li a { display: flex; justify-content: space-between; gap: .75rem; padding: .4rem .5rem; border-radius: .45rem; text-decoration: none; }
.ca-seo-card li a:hover { background: var(--ca-muted-bg); color: var(--ca-primary); }
.ca-seo-card li span { color: var(--ca-muted); font-size: .8rem; }
.ca-seo-card-accent { background: linear-gradient(145deg, var(--ca-muted-bg), var(--ca-card)); }
.ca-seo-unlock { display: grid; gap: .4rem; border-color: #f59e0b; background: color-mix(in srgb, #f59e0b 8%, var(--ca-card)); }
.ca-seo-unlock p { margin: 0; color: var(--ca-muted); }
.ca-seo-pagination { display: flex; justify-content: space-between; align-items: center; color: var(--ca-muted); }
.ca-seo-pagination a { color: var(--ca-primary); font-weight: 700; text-decoration: none; }
.ca-seo-empty { padding: 2rem; border: 1px dashed var(--ca-border); border-radius: 1rem; color: var(--ca-muted); text-align: center; }
.ca-seo-detail { max-width: 820px; margin: 0 auto; padding: clamp(1.25rem, 4vw, 3rem); border: 1px solid var(--ca-border); border-radius: 1.25rem; background: var(--ca-card); }
.ca-seo-detail h1 { margin: .65rem 0 1rem; font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.15; overflow-wrap: anywhere; }
.ca-seo-detail-summary { margin: 0; font-size: 1.08rem; }
.ca-seo-detail-section { margin-bottom: 1.25rem; }
.ca-seo-detail-section h2 { margin: 0 0 .45rem; font-size: 1.1rem; }
.ca-seo-detail-explanation { margin-top: 1.5rem; padding: 1rem 1.1rem; border-left: 3px solid var(--ca-primary); border-radius: 0 .7rem .7rem 0; background: var(--ca-muted-bg); }
.ca-seo-detail-explanation h2 { margin: 0 0 .35rem; font-size: 1.1rem; }
.ca-seo-detail-explanation p { margin: 0 0 .55rem; }
.ca-seo-detail-explanation p:last-child { margin-bottom: 0; }