.seo-main {
  padding-top: 86px;
}

.seo-hero {
  position: relative;
  padding: clamp(96px, 12vw, 168px) 0 clamp(48px, 7vw, 96px);
  background:
    linear-gradient(to bottom, rgba(5,5,6,.55), rgba(5,5,6,.96)),
    url("images/bg-book.png") center/cover no-repeat;
}

.seo-lede {
  max-width: 820px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  line-height: 1.8;
}

.seo-hero-split {
  padding-bottom: clamp(54px, 8vw, 110px);
}

.seo-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, .72fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
}

.seo-feature-image {
  margin: 0;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(17, 18, 20, .72);
  box-shadow: var(--shadow);
}

.seo-feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.seo-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, .75fr);
  gap: 22px;
}

.seo-panel {
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(17, 18, 20, .78);
  box-shadow: var(--shadow);
}

.seo-panel h2 {
  margin: 0 0 14px;
  font-family: var(--font-headline);
  font-size: clamp(1.45rem, 2.2vw, 2.25rem);
  font-weight: 600;
  line-height: 1.08;
  color: var(--gold);
}

.seo-panel h2:not(:first-child) {
  margin-top: 34px;
}

.seo-panel p,
.seo-panel li,
.seo-panel dd,
.seo-panel summary {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}

.seo-prose p:first-of-type {
  font-size: 1.08rem;
  color: var(--text);
}

.seo-date {
  margin: 0 0 22px;
  color: var(--gold);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.seo-prose p.seo-date {
  color: var(--gold);
  font-size: .82rem;
  line-height: 1.4;
}

.language-alternate {
  margin: 18px 0 0;
  font-size: .9rem;
  font-weight: 700;
}

.language-alternate a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid var(--gold-soft);
  border-radius: 8px;
  background: rgba(255, 255, 255, .06);
  color: var(--text);
}

.language-alternate a:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.seo-prose ul {
  display: grid;
  gap: 8px;
  padding-left: 22px;
}

.seo-video-embed {
  overflow: hidden;
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #000;
}

.seo-video-embed iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
}

.seo-panel a {
  color: var(--text);
  border-bottom: 1px solid var(--gold-soft);
}

.seo-panel a:hover {
  color: var(--gold);
}

.seo-facts {
  display: grid;
  gap: 12px;
  margin: 0;
}

.seo-facts dt {
  color: var(--gold);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.seo-facts dd {
  margin: -8px 0 0;
}

.seo-link-list,
.seo-idea-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 20px;
}

.seo-idea-list li span {
  display: block;
  color: var(--faint);
  font-size: .88rem;
}

.seo-card-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.seo-card-list li {
  margin: 0;
}

.seo-card-list a {
  display: grid;
  gap: 8px;
  height: 100%;
  padding: 18px;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  background: rgba(255, 255, 255, .035);
}

.seo-card-list strong {
  color: var(--text);
  line-height: 1.35;
}

.seo-card-list span {
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.6;
}

.seo-card-list em {
  color: var(--gold);
  font-size: .78rem;
  font-style: normal;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.seo-article-list {
  grid-template-columns: 1fr;
}

.blog-article {
  max-width: 900px;
  margin-inline: auto;
}

.seo-panel details {
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
}

.seo-panel details:first-of-type {
  border-top: 0;
}

.seo-panel summary {
  cursor: pointer;
  color: var(--text);
  font-weight: 700;
}

.homepage-seo-section {
  background:
    radial-gradient(circle at 20% 20%, rgba(194,176,141,.13), transparent 30rem),
    radial-gradient(circle at 80% 40%, rgba(176,185,200,.10), transparent 30rem),
    var(--bg-2);
}

.homepage-seo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.homepage-seo-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(17, 18, 20, .72);
}

.homepage-seo-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-headline);
  font-size: 1.35rem;
  color: var(--gold);
}

.homepage-seo-card p {
  margin: 0 0 14px;
  color: var(--muted);
  line-height: 1.7;
}

.homepage-seo-card a {
  color: var(--text);
  font-weight: 700;
  border-bottom: 1px solid var(--gold-soft);
}

@media (max-width: 900px) {
  .seo-grid,
  .seo-hero-inner,
  .homepage-seo-grid {
    grid-template-columns: 1fr;
  }

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