:root {
  --seo-ink: #0f172a;
  --seo-muted: #52657f;
  --seo-line: #dbe4f0;
  --seo-blue: #2563eb;
  --seo-blue-dark: #1d4ed8;
  --seo-soft: #eff6ff;
}

.seo-page {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 52px;
}

.brand-name {
  display: block;
  margin: 0;
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.4px;
}

.seo-hero,
.seo-section,
.seo-cta {
  border: 1px solid rgba(255,255,255,.72);
  border-radius: 26px;
  background: rgba(255,255,255,.97);
  box-shadow: 0 24px 70px rgba(2,6,23,.24);
}

.seo-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: 28px;
  align-items: center;
  padding: clamp(28px, 5vw, 54px);
}

.seo-kicker {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-bottom: 16px;
  padding: 8px 12px;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  color: #1d4ed8;
  background: #eff6ff;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.seo-hero h1 {
  max-width: 860px;
  margin: 0;
  color: var(--seo-ink);
  font-size: clamp(38px, 6vw, 66px);
  line-height: .98;
  letter-spacing: -2.4px;
}

.seo-lead {
  max-width: 780px;
  margin: 20px 0 0;
  color: var(--seo-muted);
  font-size: 17px;
  line-height: 1.75;
}

.seo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.seo-button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid #cbd5e1;
  border-radius: 14px;
  color: var(--seo-ink);
  background: #f8fafc;
  font-size: 14px;
  font-weight: 800;
}

.seo-button-secondary:hover,
.seo-button-secondary:focus-visible {
  border-color: #93c5fd;
  background: #eff6ff;
}

.seo-visual {
  padding: 18px;
  border: 1px solid #dbeafe;
  border-radius: 24px;
  background: linear-gradient(145deg, #eff6ff 0%, #fff 52%, #dbeafe 100%);
}

.seo-visual img {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: 18px;
  object-fit: cover;
  box-shadow: 0 20px 44px rgba(15,23,42,.2);
}

.seo-proof-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.seo-proof-strip span {
  padding: 12px;
  border: 1px solid #dbeafe;
  border-radius: 14px;
  color: #1e3a8a;
  background: rgba(255,255,255,.86);
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.seo-section {
  margin-top: 22px;
  padding: clamp(26px, 4vw, 46px);
}

.seo-section-header {
  max-width: 800px;
  margin-bottom: 26px;
}

.seo-section h2 {
  margin: 0;
  color: var(--seo-ink);
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.08;
  letter-spacing: -1.2px;
}

.seo-section-header p,
.seo-section > p,
.seo-copy p,
.seo-card p,
.seo-step p,
.seo-faq p {
  color: var(--seo-muted);
  line-height: 1.75;
}

.seo-grid-2,
.seo-grid-3 {
  display: grid;
  gap: 18px;
}

.seo-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.seo-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.seo-card,
.seo-step,
.seo-faq details {
  border: 1px solid var(--seo-line);
  border-radius: 20px;
  background: #f8fafc;
}

.seo-card,
.seo-step { padding: 22px; }

.seo-card h3,
.seo-step h3 {
  margin: 0;
  color: var(--seo-ink);
  font-size: 19px;
  line-height: 1.25;
}

.seo-card p,
.seo-step p { margin: 10px 0 0; }

.seo-card a {
  display: inline-flex;
  margin-top: 14px;
  color: #1d4ed8;
  font-weight: 800;
}

.seo-card a:hover,
.seo-card a:focus-visible { text-decoration: underline; }

.seo-icon {
  display: grid;
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  place-items: center;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  font-size: 20px;
  box-shadow: 0 12px 26px rgba(37,99,235,.25);
}

.seo-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, .85fr);
  gap: 30px;
  align-items: center;
}

.seo-split img {
  width: 100%;
  border-radius: 22px;
  box-shadow: 0 20px 44px rgba(15,23,42,.16);
}

.seo-list {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.seo-list li {
  position: relative;
  padding-left: 30px;
  color: #334155;
  line-height: 1.65;
}

.seo-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  width: 21px;
  height: 21px;
  place-items: center;
  border-radius: 999px;
  color: #fff;
  background: #16a34a;
  font-size: 12px;
  font-weight: 900;
}

.seo-steps {
  counter-reset: seo-step;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.seo-step { counter-increment: seo-step; }
.seo-step::before {
  content: counter(seo-step, decimal-leading-zero);
  display: block;
  margin-bottom: 14px;
  color: #2563eb;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .08em;
}

.seo-faq { display: grid; gap: 12px; }
.seo-faq details { padding: 0 20px; }
.seo-faq summary {
  padding: 18px 0;
  color: var(--seo-ink);
  font-weight: 850;
  cursor: pointer;
}
.seo-faq p { margin: 0; padding: 0 0 20px; }

.seo-note {
  padding: 16px 18px;
  border-left: 4px solid #2563eb;
  border-radius: 0 14px 14px 0;
  color: #334155;
  background: #eff6ff;
  line-height: 1.65;
}

.seo-breadcrumbs {
  margin: 0 0 18px;
  color: #cbd5e1;
  font-size: 13px;
}
.seo-breadcrumbs a { color: #dbeafe; font-weight: 800; }
.seo-breadcrumbs a:hover { text-decoration: underline; }

.seo-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 22px;
  padding: clamp(26px, 4vw, 42px);
  color: #fff;
  background: linear-gradient(135deg, #0f172a, #1e3a8a);
}
.seo-cta h2 { margin: 0; color: #fff; font-size: clamp(28px, 4vw, 42px); }
.seo-cta p { max-width: 720px; margin: 10px 0 0; color: #cbd5e1; line-height: 1.7; }
.seo-cta .button { flex: 0 0 auto; background: #fff; color: #1d4ed8; box-shadow: none; }
.seo-cta .button:hover { background: #eff6ff; }

.guide-meta {
  margin-top: 18px;
  color: #64748b;
  font-size: 13px;
}

@media (max-width: 900px) {
  .seo-hero,
  .seo-split { grid-template-columns: 1fr; }
  .seo-visual { max-width: 520px; }
  .seo-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .seo-grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .seo-page { width: min(100% - 22px, 1160px); padding-top: 18px; }
  .seo-grid-2,
  .seo-steps,
  .seo-proof-strip { grid-template-columns: 1fr; }
  .seo-hero { padding: 26px 20px; }
  .seo-hero h1 { letter-spacing: -1.5px; }
  .seo-section { padding: 24px 20px; }
  .seo-cta { align-items: flex-start; flex-direction: column; }
}