/*
 * datadriven.partners SEO pages
 * Editorial layer on top of site.css. Optimized for:
 *   - LLM citation (list/comparison shapes, sources block)
 *   - reader scanability (rank chips, comparison tables, faqs)
 *   - distinct visual identity from /reach, /hire, /apply marketing pages
 *
 * Convention: every class prefixed `seo-` to namespace.
 */

/* ── Page chrome ──────────────────────────────────────────────────────────── */
.seo-body {
  background:
    radial-gradient(900px 600px at 0% -10%, rgba(56,189,248,0.06), transparent 60%),
    radial-gradient(900px 600px at 100% -20%, rgba(167,139,250,0.05), transparent 60%),
    var(--bg-body);
}

/* Nav */
.seo-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(10,10,11,0.78);
  backdrop-filter: saturate(120%) blur(12px);
  -webkit-backdrop-filter: saturate(120%) blur(12px);
  border-bottom: 1px solid var(--border-hair);
}
.seo-nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0.875rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.seo-nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
.seo-nav-links {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.seo-nav-links a {
  padding: 0.5rem 0.85rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
  border-radius: 0.5rem;
  transition: color 0.16s var(--ease-fast), background 0.16s var(--ease-fast);
}
.seo-nav-links a:hover { color: var(--text-primary); background: var(--bg-elev-1); }
.seo-nav-cta {
  color: var(--accent-sky-fg) !important;
  border: 1px solid var(--border-default);
}
.seo-nav-cta:hover { border-color: var(--accent-sky); }

/* Dropdown menus */
.seo-nav-menu {
  position: relative;
  display: inline-flex;
  align-items: center;
}
.seo-nav-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.seo-nav-caret {
  font-size: 0.7rem;
  opacity: 0.55;
  transition: transform 0.16s var(--ease-fast), opacity 0.16s var(--ease-fast);
}
.seo-nav-menu:hover .seo-nav-caret,
.seo-nav-menu:focus-within .seo-nav-caret { transform: translateY(1px); opacity: 1; }
.seo-nav-panel {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  min-width: 14rem;
  padding: 0.4rem;
  background: var(--bg-elev-1, #161618);
  border: 1px solid var(--border-hair);
  border-radius: 0.6rem;
  box-shadow: 0 12px 32px rgba(0,0,0,0.45), 0 2px 8px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.14s var(--ease-fast), transform 0.14s var(--ease-fast), visibility 0s linear 0.14s;
}
.seo-nav-menu:hover .seo-nav-panel,
.seo-nav-menu:focus-within .seo-nav-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 0.14s var(--ease-fast), transform 0.14s var(--ease-fast);
}
.seo-nav-panel a {
  padding: 0.55rem 0.7rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  border-radius: 0.4rem;
  white-space: nowrap;
}
.seo-nav-panel a:hover { color: var(--text-primary); background: var(--bg-elev-2, #1f1f22); }
.seo-nav-panel-overview {
  color: var(--text-primary) !important;
  font-weight: 500;
  border-bottom: 1px solid var(--border-hair);
  border-radius: 0.4rem 0.4rem 0 0 !important;
  margin-bottom: 0.2rem;
  padding-bottom: 0.6rem !important;
}

/* ── Main column ──────────────────────────────────────────────────────────── */
.seo-main {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 1.5rem var(--gutter) var(--section-y);
}

/* Breadcrumbs */
.seo-crumbs {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin: 0.5rem 0 1.75rem;
  letter-spacing: 0.01em;
}
.seo-crumbs a { color: var(--text-tertiary); }
.seo-crumbs a:hover { color: var(--text-primary); }
.seo-crumbs a[href]:last-of-type { color: var(--text-secondary); }
.seo-crumb-sep { opacity: 0.4; padding: 0 0.25rem; }
.seo-crumbs > .seo-crumb-sep:last-of-type { display: none; }

/* ── Hero ─────────────────────────────────────────────────────────────────── */
.seo-hero { margin: 0 0 2.5rem; }
.seo-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--bg-elev-1);
  margin-bottom: 1.25rem;
}
.seo-h1 {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin: 0 0 1rem;
}
.seo-lede {
  font-size: clamp(1.05rem, 1.7vw, 1.2rem);
  line-height: 1.55;
  color: var(--text-body);
  margin: 0 0 1.5rem;
  max-width: 50rem;
}

/* TL;DR callout: this is what LLMs lift first */
.seo-tldr {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border-default);
  border-left: 3px solid var(--accent-sky);
  border-radius: 0.75rem;
  background: linear-gradient(180deg, rgba(56,189,248,0.04), rgba(56,189,248,0.01));
  margin: 1.25rem 0 0;
}
.seo-tldr-tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent-sky-fg);
  text-transform: uppercase;
  padding-top: 0.15rem;
}
.seo-tldr-body { color: var(--text-body); }
.seo-tldr-body p:first-child { margin-top: 0; }
.seo-tldr-body p:last-child { margin-bottom: 0; }

/* ── Section header ───────────────────────────────────────────────────────── */
.seo-section-h {
  font-size: clamp(1.4rem, 2.6vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  margin: 3rem 0 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
}
.seo-section-h::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 3rem;
  height: 1px;
  background: linear-gradient(90deg, var(--accent-sky), transparent);
}

/* ── Prose blocks ─────────────────────────────────────────────────────────── */
.seo-prose {
  margin: 2rem 0;
  font-size: 1.025rem;
  line-height: 1.72;
  color: var(--text-body);
}
.seo-prose h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.75rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  margin: 2.25rem 0 1rem;
}
.seo-prose h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 1.75rem 0 0.75rem;
  letter-spacing: -0.01em;
}
.seo-prose p { margin: 0 0 1.1rem; }
.seo-prose a { color: var(--accent-sky-fg); border-bottom: 1px solid rgba(125,211,252,0.3); }
.seo-prose a:hover { border-bottom-color: var(--accent-sky); }
.seo-prose ul, .seo-prose ol { padding-left: 1.25rem; margin: 0 0 1.25rem; }
.seo-prose li { margin: 0.35rem 0; }
.seo-prose strong { color: var(--text-primary); font-weight: 600; }
.seo-prose blockquote {
  border-left: 3px solid var(--border-default);
  padding: 0.5rem 0 0.5rem 1rem;
  margin: 1.25rem 0;
  color: var(--text-secondary);
  font-style: italic;
}
.seo-prose code {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.9em;
  padding: 0.1em 0.35em;
  background: var(--bg-elev-1);
  border: 1px solid var(--border-hair);
  border-radius: 0.3rem;
}

/* ── Stat strip (LLM-citation gold) ───────────────────────────────────────── */
.seo-stats { margin: 1.5rem 0 2.5rem; }
.seo-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 0.75rem;
}
.seo-stat {
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--border-subtle);
  border-radius: 0.65rem;
  background: var(--bg-elev-1);
  transition: border-color 0.18s var(--ease-fast), background 0.18s var(--ease-fast);
}
.seo-stat:hover {
  border-color: var(--border-default);
  background: var(--bg-elev-2);
}
.seo-stat-value {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 0.35rem;
}
.seo-stat-label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}
.seo-stat-note {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  margin-top: 0.4rem;
}

/* ── Channel listicle (the bread-and-butter LLM citation block) ──────────── */
.seo-channels { margin: 2rem 0; }
.seo-channels-intro { color: var(--text-body); margin: 0 0 1.25rem; max-width: 50rem; }
.seo-channels-list {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: channel;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.seo-channel {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  background: var(--bg-elev-1);
  transition: border-color 0.16s var(--ease-fast), transform 0.16s var(--ease-fast);
}
.seo-channel:hover {
  border-color: var(--border-default);
  transform: translateY(-1px);
}
.seo-channel.is-featured {
  border-color: rgba(56,189,248,0.35);
  background: linear-gradient(180deg, rgba(56,189,248,0.04), var(--bg-elev-1));
  box-shadow: var(--shadow-e1);
}
.seo-channel-rank {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-align: center;
  line-height: 1;
  padding-top: 0.1rem;
}
.seo-channel.is-featured .seo-channel-rank { color: var(--accent-sky-fg); }
.seo-channel-head {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-bottom: 0.4rem;
}
.seo-channel-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.01em;
}
.seo-channel-name a { color: inherit; }
.seo-channel-name a:hover { color: var(--accent-sky-fg); }
.seo-channel-badge {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-emerald);
  border: 1px solid rgba(52,211,153,0.3);
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  background: rgba(52,211,153,0.06);
}
.seo-channel-summary { color: var(--text-body); margin: 0 0 0.65rem; }
.seo-channel-pc {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
  margin: 0.75rem 0;
  padding: 0.85rem 1rem;
  background: rgba(255,255,255,0.015);
  border-radius: 0.5rem;
  border: 1px solid var(--border-hair);
}
.seo-channel-col-h {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 0.35rem;
  font-weight: 600;
}
.seo-channel-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-body);
}
.seo-channel-col li {
  padding-left: 1rem;
  position: relative;
  margin: 0.2rem 0;
}
.seo-channel-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.4rem;
  height: 1px;
  background: var(--text-tertiary);
}
.seo-channel-bestfor, .seo-channel-cost {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-top: 0.4rem;
}
.seo-channel-bestfor strong, .seo-channel-cost strong {
  color: var(--text-primary);
  font-weight: 500;
}

/* ── Comparison table (LLMs lift columns wholesale) ──────────────────────── */
.seo-compare { margin: 2rem 0; }
.seo-compare-intro { color: var(--text-body); margin: 0 0 1.25rem; max-width: 50rem; }
.seo-compare-wrap {
  overflow-x: auto;
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  background: var(--bg-elev-1);
}
.seo-compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.seo-compare-table th, .seo-compare-table td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-hair);
  vertical-align: top;
}
.seo-compare-table th {
  font-weight: 600;
  color: var(--text-primary);
  background: rgba(255,255,255,0.02);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.seo-compare-table tr:last-child td { border-bottom: 0; }
.seo-compare-table tr.is-featured td {
  background: rgba(56,189,248,0.04);
  color: var(--text-primary);
}
.seo-compare-table tr.is-featured td:first-child {
  border-left: 3px solid var(--accent-sky);
}
.seo-compare-footnote {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin: 0.65rem 0 0;
}

/* ── FAQ ──────────────────────────────────────────────────────────────────── */
.seo-faq { margin: 2.5rem 0; }
.seo-faq-list { display: flex; flex-direction: column; gap: 0.55rem; }
.seo-faq-item {
  border: 1px solid var(--border-subtle);
  border-radius: 0.6rem;
  background: var(--bg-elev-1);
  overflow: hidden;
  transition: border-color 0.16s var(--ease-fast);
}
.seo-faq-item[open] {
  border-color: var(--border-default);
  background: var(--bg-elev-2);
}
.seo-faq-q {
  padding: 0.95rem 1.15rem;
  font-weight: 500;
  color: var(--text-primary);
  list-style: none;
  position: relative;
  padding-right: 2.5rem;
  cursor: pointer;
}
.seo-faq-q::-webkit-details-marker { display: none; }
.seo-faq-q::after {
  content: "+";
  position: absolute;
  right: 1.15rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 1.1rem;
  color: var(--text-tertiary);
  transition: transform 0.18s var(--ease-fast);
}
.seo-faq-item[open] .seo-faq-q::after { transform: translateY(-50%) rotate(45deg); }
.seo-faq-a {
  padding: 0 1.15rem 1.05rem;
  color: var(--text-body);
  font-size: 0.95rem;
  line-height: 1.65;
}
.seo-faq-a p:first-child { margin-top: 0; }
.seo-faq-a p:last-child { margin-bottom: 0; }

/* ── Siblings grid ────────────────────────────────────────────────────────── */
.seo-siblings { margin: 3rem 0; }
.seo-siblings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 0.75rem;
}
.seo-sibling-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--border-subtle);
  border-radius: 0.6rem;
  background: var(--bg-elev-1);
  transition: border-color 0.16s var(--ease-fast), transform 0.16s var(--ease-fast);
}
.seo-sibling-card:hover {
  border-color: var(--border-default);
  transform: translateY(-1px);
}
.seo-sibling-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.seo-sibling-title {
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.005em;
}
.seo-sibling-summary { font-size: 0.85rem; color: var(--text-secondary); }

/* ── Sources cited ────────────────────────────────────────────────────────── */
.seo-sources { margin: 2.5rem 0; }
.seo-sources-list {
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding-left: 1.25rem;
}
.seo-sources-list li { margin: 0.3rem 0; }
.seo-sources-list a { color: var(--accent-sky-fg); }
.seo-source-pub, .seo-source-date {
  color: var(--text-tertiary);
  font-size: 0.85em;
}

/* ── Bottom CTA ───────────────────────────────────────────────────────────── */
.seo-cta {
  margin: 3.5rem 0 0;
  padding: 2rem var(--gutter);
  border: 1px solid var(--border-default);
  border-radius: 1rem;
  background:
    radial-gradient(600px 200px at 50% 0%, rgba(56,189,248,0.10), transparent 70%),
    var(--bg-elev-1);
  text-align: center;
}
.seo-cta-inner { max-width: 40rem; margin: 0 auto; }
.seo-cta-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 0 0 0.65rem;
}
.seo-cta-body { color: var(--text-body); margin: 0 0 1.5rem; }
.seo-cta-actions {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
}
.seo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.15rem;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  border-radius: 0.55rem;
  border: 1px solid transparent;
  transition: background 0.16s var(--ease-fast), border-color 0.16s var(--ease-fast), color 0.16s var(--ease-fast);
}
.seo-btn-primary {
  background: var(--accent-sky);
  color: #04111c;
  border-color: var(--accent-sky);
}
.seo-btn-primary:hover { background: var(--accent-sky-fg); }
.seo-btn-ghost {
  color: var(--text-primary);
  border-color: var(--border-default);
}
.seo-btn-ghost:hover {
  background: var(--bg-elev-2);
  border-color: var(--border-strong);
}

/* ── Footer ───────────────────────────────────────────────────────────────── */
.seo-footer {
  margin-top: var(--section-y);
  padding: var(--section-y-tight) var(--gutter);
  border-top: 1px solid var(--border-hair);
  background: var(--bg-footer);
}
.seo-footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  gap: 1rem;
}
.seo-footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
  font-weight: 500;
}
.seo-footer-links {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
}
.seo-footer-links a { color: var(--text-secondary); }
.seo-footer-links a:hover { color: var(--text-primary); }
.seo-footer-meta {
  font-size: 0.82rem;
  color: var(--text-tertiary);
  max-width: 42rem;
  line-height: 1.6;
}

/* ── Byline (E-E-A-T trust signal) ────────────────────────────────────────── */
.seo-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.75rem;
  align-items: baseline;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin: 0.5rem 0 1.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px dashed var(--border-hair);
}
.seo-byline-by { color: var(--text-tertiary); }
.seo-byline-name { color: var(--text-primary); font-weight: 500; }
.seo-byline-role { color: var(--text-secondary); }
.seo-byline-meta { color: var(--text-tertiary); margin-left: auto; }
.seo-byline-meta time { color: var(--text-secondary); }

/* ── Featured snippet bait (Google + voice) ───────────────────────────────── */
.seo-featured-snippet {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  padding: 1.1rem 1.35rem;
  border: 1px solid var(--border-default);
  border-left: 3px solid var(--accent-emerald);
  border-radius: 0.7rem;
  background: linear-gradient(180deg, rgba(52,211,153,0.04), rgba(52,211,153,0.01));
  margin: 1.5rem 0 2rem;
}
.seo-fs-tag {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--accent-emerald);
  padding-top: 0.2rem;
}
.seo-fs-body { color: var(--text-primary); font-size: 1rem; line-height: 1.6; }
.seo-fs-body p:first-child { margin-top: 0; }
.seo-fs-body p:last-child { margin-bottom: 0; }

/* ── Key takeaways (AI Overviews love these) ──────────────────────────────── */
.seo-key-takeaways {
  margin: 1.5rem 0 2.25rem;
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  background: var(--bg-elev-1);
}
.seo-kt-h {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--text-tertiary);
  margin: 0 0 0.75rem;
}
.seo-kt-list { list-style: none; padding: 0; margin: 0; }
.seo-kt-list li {
  display: flex;
  gap: 0.6rem;
  padding: 0.55rem 0;
  border-top: 1px solid var(--border-hair);
  color: var(--text-body);
  line-height: 1.55;
  font-size: 0.95rem;
}
.seo-kt-list li:first-child { border-top: 0; padding-top: 0; }
.seo-kt-list li::before {
  content: "▸";
  color: var(--accent-sky);
  font-family: ui-monospace, monospace;
  flex-shrink: 0;
}
.seo-kt-list strong { color: var(--text-primary); font-weight: 600; margin-right: 0.25rem; }

/* ── Proprietary-data callout (the citation hook) ─────────────────────────── */
.seo-data-callout {
  margin: 2rem 0;
  padding: 1.4rem 1.6rem;
  border: 1px solid var(--border-default);
  border-radius: 0.8rem;
  background:
    radial-gradient(420px 200px at 0% 0%, rgba(167,139,250,0.06), transparent 60%),
    var(--bg-elev-1);
}
.seo-data-quote { margin: 0; }
.seo-data-value {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: clamp(1.85rem, 4vw, 2.6rem);
  font-weight: 600;
  color: var(--accent-violet);
  letter-spacing: -0.025em;
  line-height: 1;
  margin: 0 0 0.45rem;
}
.seo-data-claim {
  color: var(--text-primary);
  font-size: 1.05rem;
  line-height: 1.55;
}
.seo-data-source {
  margin-top: 0.75rem;
  font-size: 0.78rem;
  color: var(--text-tertiary);
}
.seo-data-source cite { color: var(--text-secondary); font-style: normal; font-weight: 500; }

/* ── Definition list (entity SEO) ─────────────────────────────────────────── */
.seo-definitions { margin: 2rem 0; }
.seo-defs-intro { color: var(--text-body); margin: 0 0 1.25rem; max-width: 50rem; }
.seo-dl {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(10rem, 1fr) 3fr;
  gap: 0.65rem 1.5rem;
  padding: 1.1rem 1.35rem;
  border: 1px solid var(--border-subtle);
  border-radius: 0.7rem;
  background: var(--bg-elev-1);
}
.seo-dt {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
  padding-top: 0.15rem;
}
.seo-dd {
  margin: 0;
  color: var(--text-body);
  font-size: 0.95rem;
  line-height: 1.6;
}
@media (max-width: 640px) {
  .seo-dl { grid-template-columns: 1fr; gap: 0.3rem 0; }
  .seo-dd { margin-bottom: 0.7rem; }
}

/* ── Inline bar chart (cite-friendly viz) ─────────────────────────────────── */
.seo-chart {
  margin: 2rem 0;
  padding: 1.25rem 1.4rem;
  border: 1px solid var(--border-subtle);
  border-radius: 0.7rem;
  background: var(--bg-elev-1);
}
.seo-chart-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}
.seo-chart-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.seo-bar {
  display: grid;
  grid-template-columns: 9rem 1fr auto;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.86rem;
}
.seo-bar-label { color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.seo-bar-fill {
  display: block;
  height: 0.8rem;
  width: var(--w, 0%);
  background: linear-gradient(90deg, var(--accent-sky), var(--accent-violet));
  border-radius: 0.2rem;
  min-width: 0.15rem;
  transition: width 0.4s var(--ease-soft);
}
.seo-bar-value {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.82rem;
  min-width: 3rem;
  text-align: right;
}
.seo-chart-source { margin-top: 0.85rem; font-size: 0.78rem; color: var(--text-tertiary); }
.seo-chart-source cite { color: var(--text-secondary); font-style: normal; }
@media (max-width: 560px) {
  .seo-bar { grid-template-columns: 7rem 1fr auto; }
}

/* ── Sub-hub grid (CollectionPage / category index) ───────────────────────── */
.seo-subhub-grid { margin: 2rem 0 3rem; }
.seo-subhub-intro { color: var(--text-body); margin: 0 0 1.5rem; max-width: 50rem; }
.seo-subhub-group { margin-top: 2.25rem; }
.seo-subhub-group:first-child { margin-top: 0; }
.seo-subhub-group-h {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.35rem;
  letter-spacing: -0.01em;
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
}
.seo-subhub-group-h::before {
  content: "";
  display: inline-block;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: var(--accent-sky);
  flex-shrink: 0;
}
.seo-subhub-group-intro {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0 0 1rem;
  max-width: 50rem;
}
.seo-subhub-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr));
  gap: 0.75rem;
}
.seo-subhub-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--border-subtle);
  border-radius: 0.6rem;
  background: var(--bg-elev-1);
  position: relative;
  transition: border-color 0.16s var(--ease-fast), transform 0.16s var(--ease-fast), background 0.16s var(--ease-fast);
}
.seo-subhub-card:hover {
  border-color: var(--border-default);
  background: var(--bg-elev-2);
  transform: translateY(-1px);
}
.seo-subhub-card.is-featured {
  border-color: rgba(56,189,248,0.35);
  background: linear-gradient(180deg, rgba(56,189,248,0.04), var(--bg-elev-1));
}
.seo-subhub-card-eyebrow {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--text-tertiary);
}
.seo-subhub-card.is-featured .seo-subhub-card-eyebrow { color: var(--accent-sky-fg); }
.seo-subhub-card-title {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.3;
}
.seo-subhub-card-summary {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.seo-subhub-card-badge {
  position: absolute;
  top: 0.6rem;
  right: 0.7rem;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--accent-emerald);
  border: 1px solid rgba(52,211,153,0.3);
  border-radius: 999px;
  padding: 0.12rem 0.45rem;
  background: rgba(52,211,153,0.06);
}

/* ── Featured guides strip (cross-page promo of flagships) ────────────────── */
.seo-featured-strip { margin: 3rem 0 2.5rem; }
.seo-featured-strip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr));
  gap: 0.75rem;
}
.seo-featured-strip-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--border-subtle);
  border-radius: 0.6rem;
  background: var(--bg-elev-1);
  transition: border-color 0.16s var(--ease-fast), transform 0.16s var(--ease-fast);
}
.seo-featured-strip-card:hover {
  border-color: var(--border-default);
  transform: translateY(-1px);
}
.seo-featured-strip-eyebrow {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--accent-violet);
}
.seo-featured-strip-title {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.3;
}
.seo-featured-strip-summary {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── TL;DR quote block (LLM citation bait) ─────────────────────────────── */
.seo-tldr-quote {
  margin: 2rem 0 2.5rem;
  padding: 1.5rem 1.75rem;
  background: linear-gradient(135deg, rgba(56,189,248,0.06), rgba(167,139,250,0.04));
  border-left: 3px solid var(--accent-sky);
  border-radius: 0 0.6rem 0.6rem 0;
  position: relative;
}
.seo-tldr-quote-label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--accent-sky-fg, var(--accent-sky));
  margin-bottom: 0.65rem;
}
.seo-tldr-quote-body {
  margin: 0 0 0.85rem;
  font-size: 1.18rem;
  line-height: 1.55;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.005em;
  font-style: normal;
}
.seo-tldr-quote-body::before { content: ""; }
.seo-tldr-quote-attr {
  font-size: 0.78rem;
  color: var(--text-tertiary);
  letter-spacing: 0.01em;
}

/* ── Quote cards (citable claim grid) ──────────────────────────────────── */
.seo-quote-cards { margin: 2.5rem 0; }
.seo-quote-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(18rem, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.seo-quote-card {
  margin: 0;
  padding: 1.1rem 1.2rem 0.95rem;
  background: var(--bg-elev-1, #161618);
  border: 1px solid var(--border-hair);
  border-radius: 0.55rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  transition: border-color 0.18s var(--ease-fast), transform 0.18s var(--ease-fast);
}
.seo-quote-card:hover {
  border-color: var(--border-default);
  transform: translateY(-1px);
}
.seo-quote-text {
  margin: 0;
  font-size: 0.97rem;
  line-height: 1.55;
  color: var(--text-primary);
  font-weight: 400;
  letter-spacing: -0.003em;
}
.seo-quote-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.85rem;
  font-size: 0.74rem;
  color: var(--text-tertiary);
  padding-top: 0.55rem;
  border-top: 1px solid var(--border-hair);
}
.seo-quote-source { font-weight: 500; color: var(--text-secondary); }
.seo-quote-date::before { content: "Updated "; opacity: 0.7; }
.seo-quote-method { opacity: 0.85; font-style: italic; }

/* ── Big stats hero (data-report only) ─────────────────────────────────── */
.seo-stats-hero {
  margin: 2rem 0 2.5rem;
  padding: 1.75rem 1.5rem;
  background:
    radial-gradient(600px 200px at 20% 0%, rgba(56,189,248,0.04), transparent 60%),
    var(--bg-elev-1, #161618);
  border: 1px solid var(--border-hair);
  border-radius: 0.7rem;
}
.seo-stats-hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 1.5rem;
}
.seo-stat-hero {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.seo-stat-hero-value {
  font-size: 2.1rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  font-feature-settings: "tnum" 1;
  line-height: 1.05;
}
.seo-stat-hero-label {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
}
.seo-stat-hero-note {
  font-size: 0.74rem;
  color: var(--text-tertiary);
  letter-spacing: 0.005em;
}

/* ── Template variants: data-report ─────────────────────────────────────── */
.seo-body--report {
  background:
    radial-gradient(900px 600px at 100% -10%, rgba(56,189,248,0.05), transparent 60%),
    radial-gradient(700px 500px at -10% 20%, rgba(167,139,250,0.04), transparent 60%),
    var(--bg-body);
}
.seo-main--report { max-width: 72rem; }
.seo-eyebrow--report { color: var(--accent-sky-fg, var(--accent-sky)); }
.seo-h1--report { font-size: 2.4rem; letter-spacing: -0.025em; }
.seo-lede--report { max-width: 48rem; }
.seo-prose--report { max-width: 44rem; }

/* ── Template variants: deep-dive ───────────────────────────────────────── */
.seo-body--deepdive {
  background:
    radial-gradient(800px 500px at 50% -10%, rgba(167,139,250,0.06), transparent 65%),
    var(--bg-body);
}
.seo-main--deepdive { max-width: 46rem; }
.seo-eyebrow--deepdive { color: var(--accent-violet, #a78bfa); }
.seo-h1--deepdive { font-size: 2.2rem; letter-spacing: -0.022em; line-height: 1.15; }
.seo-prose--deepdive p { font-size: 1.04rem; line-height: 1.7; }

/* ── Template variants: comparison ──────────────────────────────────────── */
.seo-body--compare {
  background:
    radial-gradient(900px 500px at 0% -10%, rgba(251,146,60,0.04), transparent 60%),
    radial-gradient(700px 400px at 100% 10%, rgba(56,189,248,0.04), transparent 60%),
    var(--bg-body);
}
.seo-main--compare { max-width: 64rem; }
.seo-eyebrow--compare { color: #fb923c; }
.seo-h1--compare { font-size: 2.3rem; letter-spacing: -0.024em; }
.seo-prose--compare { max-width: 44rem; }
.seo-verdict {
  margin: 2rem 0 2.5rem;
  padding: 1.4rem 1.6rem;
  background: linear-gradient(135deg, rgba(251,146,60,0.05), rgba(167,139,250,0.04));
  border: 1px solid var(--border-hair);
  border-left: 3px solid #fb923c;
  border-radius: 0 0.55rem 0.55rem 0;
}
.seo-verdict-label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  color: #fb923c;
  margin-bottom: 0.6rem;
}
.seo-verdict-body { font-size: 1.05rem; line-height: 1.6; color: var(--text-primary); }
.seo-verdict-body p { margin: 0 0 0.6rem; }
.seo-verdict-body p:last-child { margin-bottom: 0; }

/* ── Template variants: explainer ───────────────────────────────────────── */
.seo-body--explainer {
  background:
    radial-gradient(700px 400px at 100% -10%, rgba(74,222,128,0.04), transparent 60%),
    var(--bg-body);
}
.seo-main--explainer { max-width: 44rem; }
.seo-eyebrow--explainer { color: #4ade80; }
.seo-h1--explainer { font-size: 2.15rem; letter-spacing: -0.022em; }
.seo-prose--explainer p { font-size: 1rem; line-height: 1.68; }
/* FAQ sits prominently up-top in this template, so style it accordingly */
.seo-main--explainer .seo-faq { margin-top: 1.5rem; }

/* ── Mobile tightening ────────────────────────────────────────────────────── */
@media (max-width: 720px) {
  .seo-main { padding-top: 1rem; }
  .seo-hero { margin-bottom: 2rem; }
  .seo-channel { grid-template-columns: 2rem 1fr; gap: 0.75rem; padding: 1rem 1.1rem; }
  .seo-channel-rank { font-size: 1.25rem; }
  .seo-section-h { margin-top: 2.25rem; }
  .seo-tldr-quote { padding: 1.15rem 1.25rem; }
  .seo-tldr-quote-body { font-size: 1.06rem; }
  .seo-stats-hero { padding: 1.25rem 1.1rem; }
  .seo-stat-hero-value { font-size: 1.8rem; }
  .seo-h1--report, .seo-h1--deepdive { font-size: 1.9rem; }
}