.seo-page {
  background: var(--bg);
  color: var(--ink);
}

.seo-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 92px 28px 76px;
}

.seo-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
}

.seo-eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: currentColor;
}

.seo-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.7fr);
  gap: 74px;
  align-items: start;
}

.seo-hero h1,
.seo-section h2,
.seo-card h2,
.seo-card h3 {
  font-family: var(--serif);
  letter-spacing: 0;
}

.seo-hero h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(3.2rem, 7vw, 6.9rem);
  line-height: 0.9;
}

.seo-hero h1 em {
  color: var(--teal);
  font-style: italic;
}

.seo-lede {
  max-width: 690px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.7;
}

.seo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.seo-proof {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.45);
}

.seo-proof-title {
  margin-bottom: 22px;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
}

.seo-proof-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 18px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.seo-proof-row span {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted);
}

.seo-proof-row strong {
  font-size: 0.96rem;
  line-height: 1.55;
}

.seo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 72px;
}

.seo-card,
.seo-section {
  border-top: 1px solid var(--line);
  padding-top: 28px;
}

.seo-card h2,
.seo-card h3,
.seo-section h2 {
  margin: 0 0 16px;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1;
}

.seo-card p,
.seo-card li,
.seo-section p,
.seo-section li {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.seo-card ul,
.seo-section ul {
  margin: 0;
  padding-left: 18px;
}

.seo-section {
  margin-top: 84px;
}

.seo-two {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
  gap: 62px;
}

.seo-note {
  margin-top: 24px;
  padding: 18px 20px;
  border: 1px solid rgba(0, 92, 103, 0.24);
  border-radius: 8px;
  background: rgba(0, 92, 103, 0.06);
  color: var(--ink);
}

.seo-resource-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.seo-resource-links a {
  color: var(--teal);
  font-weight: 700;
  text-decoration: none;
}

.seo-calculator {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  gap: 34px;
  align-items: stretch;
  margin-top: 34px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.seo-calc-fields {
  display: grid;
  gap: 16px;
}

.seo-calc-fields label span {
  display: block;
  margin-bottom: 8px;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.seo-calc-fields input {
  width: 100%;
  min-height: 48px;
  box-sizing: border-box;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  background: transparent;
  color: var(--ink);
  font: inherit;
}

.seo-calc-results {
  display: grid;
  gap: 14px;
}

.seo-calc-result {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.seo-calc-result span {
  display: block;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.seo-calc-result strong {
  font-family: var(--serif);
  font-size: 2.3rem;
  line-height: 1;
}

.seo-final {
  margin-top: 86px;
  padding: 38px;
  border: 1px solid rgba(0, 92, 103, 0.25);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(0, 92, 103, 0.09), rgba(255, 255, 255, 0));
}

.seo-final h2 {
  max-width: 680px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 0.98;
}

.seo-final p {
  max-width: 720px;
  color: var(--muted);
  line-height: 1.7;
}

@media (max-width: 860px) {
  .seo-shell {
    padding: 64px 18px 56px;
  }

  .seo-hero,
  .seo-grid,
  .seo-two,
  .seo-calculator {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .seo-proof-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .seo-actions {
    flex-direction: column;
  }
}