.seo-campaign h1 {
  max-width: 28ch;
  font-size: clamp(1.4rem, 3.1vw, 2.2rem);
}

.seo-campaign .lede {
  max-width: 52rem;
}

.ad-feature {
  margin: 1.2rem 0 1.5rem;
  background: #fff;
  border-radius: 32px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.ad-feature img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px;
}

.ad-feature figcaption {
  margin: 0.85rem 0.35rem 0.2rem;
  font-weight: 800;
  color: #5b4d7a;
}

.seo-campaign .game-block h2 {
  color: var(--purple-deep);
}

.seo-campaign .notice {
  background: #fff4d6;
  border-radius: 18px;
  padding: 0.9rem 1rem;
  font-weight: 700;
}

.share-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0.7rem 0 0;
  padding: 0;
  list-style: none;
}

.share-tags li {
  background: #efe7ff;
  color: var(--purple-deep);
  font-weight: 800;
  font-size: 0.88rem;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
}

@media (max-width: 900px) {
  .seo-campaign h1 { max-width: none; }
}