.superhero-newsletters-page,
.superhero-newsletter-single {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 72px 0;
}

.superhero-newsletters-hero,
.superhero-newsletter-header {
  max-width: 820px;
  margin-bottom: 48px;
}

.superhero-newsletter-single .superhero-newsletter-header {
  max-width: 960px;
  margin-bottom: 38px;
}

.superhero-newsletter-single .superhero-newsletter-header h1 {
  margin: 10px 0 22px;
  font-size: clamp(42px, 4.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.superhero-newsletter-single .superhero-newsletter-summary {
  max-width: 760px;
  margin: 0;
  font-size: 20px;
  line-height: 1.6;
}

.superhero-newsletters-hero h1 {
  margin: 10px 0 22px;
  font-size: clamp(38px, 4vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.superhero-newsletters-hero > p:not(.superhero-newsletters-eyebrow) {
  font-size: 20px;
  line-height: 1.65;
}

.superhero-newsletter-banner {
  width: 100%;
  margin: 0 0 42px;
}

.superhero-newsletter-banner .wp-block-image {
  margin: 0;
}

.superhero-newsletter-banner img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
  box-shadow: 0 16px 40px rgba(20, 33, 48, 0.16);
}

.superhero-newsletters-eyebrow,
.superhero-newsletter-date {
  color: #b42127;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.superhero-newsletter-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.superhero-newsletter-card {
  border: 1px solid #e2e7ed;
  border-radius: 16px;
  padding: 28px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(20, 33, 48, 0.08);
}

.superhero-newsletter-card h2 {
  margin: 8px 0 14px;
  font-size: 24px;
  line-height: 1.3;
}

.superhero-newsletter-card p,
.superhero-newsletter-card li,
.superhero-newsletter-excerpt {
  font-size: 17px;
  line-height: 1.65;
}

.superhero-newsletter-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 17px;
  font-weight: 700;
}

.superhero-newsletter-content {
  width: 100%;
  max-width: 820px !important;
  font-size: 18px;
  line-height: 1.7;
}

.superhero-newsletter-single .superhero-newsletter-content h2 {
  max-width: 820px;
  margin: 2.2rem 0 0.55rem;
  font-size: clamp(27px, 1.8vw, 32px);
  line-height: 1.25;
  letter-spacing: -0.012em;
}

.superhero-newsletter-single .superhero-newsletter-content h3 {
  font-size: 24px;
  line-height: 1.3;
}

.superhero-newsletter-single .superhero-newsletter-content p,
.superhero-newsletter-single .superhero-newsletter-content li {
  margin-top: 0;
  font-size: 18px;
  line-height: 1.7;
}

.superhero-newsletter-single .superhero-newsletter-content > p:first-child {
  margin-bottom: 2.4rem;
  font-size: 20px;
  line-height: 1.65;
}

.superhero-newsletter-footer {
  max-width: 820px;
  margin-top: 56px;
  padding: 28px;
  border-radius: 16px;
  background: #f3f6f9;
}

.superhero-newsletter-footer p,
.superhero-newsletter-footer a {
  font-size: 18px;
  line-height: 1.65;
}

.superhero-newsletter-brand-footer {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 0 24px;
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(20, 33, 48, 0.14);
}

@media (max-width: 900px) {
  .superhero-newsletter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .superhero-newsletters-page,
  .superhero-newsletter-single {
    width: min(100% - 28px, 1120px);
    padding: 44px 0;
  }

  .superhero-newsletter-grid {
    grid-template-columns: 1fr;
  }

  .superhero-newsletter-banner {
    margin-bottom: 30px;
  }

  .superhero-newsletter-banner img {
    border-radius: 12px;
  }

  .superhero-newsletter-single .superhero-newsletter-header {
    margin-bottom: 30px;
  }

  .superhero-newsletter-single .superhero-newsletter-header h1 {
    margin-bottom: 18px;
    font-size: 34px;
    line-height: 1.1;
  }

  .superhero-newsletter-single .superhero-newsletter-summary {
    font-size: 18px;
  }

  .superhero-newsletters-hero h1 {
    font-size: 32px;
  }

  .superhero-newsletters-hero > p:not(.superhero-newsletters-eyebrow) {
    font-size: 18px;
  }

  .superhero-newsletter-single .superhero-newsletter-content h2 {
    margin-top: 1.9rem;
    font-size: 25px;
  }

  .superhero-newsletter-single .superhero-newsletter-content h3 {
    font-size: 22px;
  }

  .superhero-newsletter-single .superhero-newsletter-content p,
  .superhero-newsletter-single .superhero-newsletter-content li {
    font-size: 17px;
    line-height: 1.68;
  }

  .superhero-newsletter-single .superhero-newsletter-content > p:first-child {
    margin-bottom: 2rem;
    font-size: 18px;
  }

  .superhero-newsletter-card h2 {
    font-size: 22px;
  }

  .superhero-newsletter-card p,
  .superhero-newsletter-card li,
  .superhero-newsletter-excerpt,
  .superhero-newsletter-link,
  .superhero-newsletter-footer p,
  .superhero-newsletter-footer a {
    font-size: 17px;
  }

  .superhero-newsletter-footer {
    padding: 18px;
  }

  .superhero-newsletter-brand-footer {
    margin-bottom: 20px;
    border-radius: 9px;
  }
}