:root {
  --navy: #16324f;
  --glacier: #2e6f95;
  --ice: #e9f2f7;
  --ice2: #f5f9fb;
  --gold: #d9982f;
  --text: #22313f;
  --muted: #5b6b7a;
  --line: #d8e4ec;
  --card: #ffffff;
  --shadow: 0 12px 32px rgba(22, 50, 79, 0.1);
}

.seo-guide-page {
  margin: 0;
  background: var(--ice2);
  color: var(--text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

.seo-guide-page *,
.seo-guide-page *::before,
.seo-guide-page *::after {
  box-sizing: border-box;
}

.seo-guide-page .seo-wrap {
  width: min(1120px, calc(100% - 32px));
  margin-inline: auto;
}

.seo-guide-page .seo-hero {
  padding: 54px 0 72px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 86% 12%, rgba(217, 152, 47, 0.14), transparent 30%),
    linear-gradient(135deg, var(--ice), #fff 62%, var(--ice2));
}

.seo-guide-page .seo-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.seo-guide-page .seo-breadcrumbs a {
  color: var(--glacier);
}

.seo-guide-page .seo-kicker,
.seo-guide-page .seo-meta span {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--ice);
  color: var(--glacier);
  font-size: 0.75rem;
  font-weight: 800;
}

.seo-guide-page .seo-hero h1 {
  max-width: 820px;
  margin: 14px 0;
  color: var(--navy);
  font-size: clamp(2rem, 5vw, 3.35rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
}

.seo-guide-page .seo-hero p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 1.16rem;
  line-height: 1.7;
}

.seo-guide-page .seo-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.seo-guide-page .seo-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 28px;
  align-items: start;
  padding: 34px 0 60px;
}

.seo-guide-page .seo-article {
  min-width: 0;
  padding: clamp(20px, 4vw, 42px);
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
  box-shadow: var(--shadow);
}

.seo-guide-page .seo-article section {
  padding: 30px 0;
  border-top: 1px solid var(--line);
}

.seo-guide-page .seo-article section:first-child {
  padding-top: 0;
  border-top: 0;
}

.seo-guide-page .seo-article h2,
.seo-guide-page .seo-article h3 {
  color: var(--navy);
}

.seo-guide-page .seo-article h2 {
  margin: 0 0 12px;
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  line-height: 1.2;
}

.seo-guide-page .seo-article h3 {
  margin: 0 0 7px;
  font-size: 1.05rem;
}

.seo-guide-page .seo-article p,
.seo-guide-page .seo-article li {
  color: var(--text);
  font-size: 1.02rem;
  line-height: 1.75;
}

.seo-guide-page .seo-article a {
  color: var(--glacier);
  font-weight: 700;
}

.seo-guide-page .seo-lead,
.seo-guide-page .seo-callout {
  padding: 20px;
  border-left: 4px solid var(--gold);
  border-radius: 0 12px 12px 0;
  background: var(--ice2);
}

.seo-guide-page .seo-lead p,
.seo-guide-page .seo-callout p {
  margin: 0;
}

.seo-guide-page .seo-steps,
.seo-guide-page .seo-card-grid {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

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

.seo-guide-page .seo-step,
.seo-guide-page .seo-mini-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--ice2);
}

.seo-guide-page .seo-step {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 13px;
}

.seo-guide-page .seo-step-number {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--glacier);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 800;
}

.seo-guide-page .seo-step p,
.seo-guide-page .seo-mini-card p {
  margin: 0;
  font-size: 0.95rem;
}

.seo-guide-page .seo-example {
  max-width: 100%;
  overflow-x: auto;
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.seo-guide-page table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}

.seo-guide-page th,
.seo-guide-page td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

.seo-guide-page th {
  background: var(--ice);
  color: var(--navy);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.seo-guide-page .seo-result-row td {
  background: #fff8e8;
  color: var(--navy);
  font-weight: 800;
}

.seo-guide-page .seo-faq {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.seo-guide-page .seo-faq details {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.seo-guide-page .seo-faq summary {
  cursor: pointer;
  padding: 15px 16px;
  color: var(--navy);
  font-weight: 700;
}

.seo-guide-page .seo-faq details p {
  margin: 0;
  padding: 0 16px 16px;
}

.seo-guide-page .seo-sidebar {
  position: sticky;
  top: 20px;
  display: grid;
  gap: 16px;
}

.seo-guide-page .seo-sidebar-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(22, 50, 79, 0.07);
}

.seo-guide-page .seo-sidebar-card h2 {
  margin: 0 0 8px;
  color: var(--navy);
  font-size: 1.12rem;
}

.seo-guide-page .seo-sidebar-card p {
  margin: 0 0 14px;
  color: var(--muted);
  line-height: 1.55;
}

.seo-guide-page .seo-sidebar-card a,
.seo-guide-page .seo-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--gold);
  color: var(--navy);
  font-weight: 800;
  text-decoration: none;
}

.seo-guide-page .seo-related {
  display: grid;
  gap: 9px;
}

.seo-guide-page .seo-related a {
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line);
  color: var(--glacier);
  font-weight: 700;
  text-decoration: none;
}

.seo-guide-page .seo-disclaimer {
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.6;
}

.seo-guide-page a:focus-visible,
.seo-guide-page summary:focus-visible {
  outline: 3px solid rgba(46, 111, 149, 0.4);
  outline-offset: 3px;
}

@media (max-width: 820px) {
  .seo-guide-page .seo-layout {
    grid-template-columns: 1fr;
  }

  .seo-guide-page .seo-sidebar {
    position: static;
  }
}

@media (max-width: 560px) {
  .seo-guide-page .seo-wrap {
    width: min(100% - 20px, 1120px);
  }

  .seo-guide-page .seo-hero {
    padding: 34px 0 44px;
  }

  .seo-guide-page .seo-card-grid {
    grid-template-columns: 1fr;
  }

  .seo-guide-page .seo-step {
    grid-template-columns: 34px minmax(0, 1fr);
    padding: 15px;
  }
}