.parent-intro {
  position: relative;
  /* Avoid overflow:hidden — it breaks position:sticky on the aside within __inner. */
  background: var(--gradient-dark-to-navy);
}

.parent-intro__inner {
  --parent-intro-sticky-top: calc(var(--space-4xl) + var(--space-xl));
  position: relative;
  width: min(1290px, calc(100% - (var(--section-padding-x) * 2)));
  margin: 0 auto;
  padding: calc(var(--space-2xl) * 2) 0;
  display: grid;
  grid-template-columns: minmax(0, 740px) minmax(320px, 1fr);
  gap: var(--space-2xl);
  align-items: start;
}

.parent-intro__main {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-lg);
}

.parent-intro__title,
.parent-intro__section-title,
.parent-intro__detail-title,
.parent-intro__subheading {
  max-width: 740px;
  color: var(--color-brand-text-inverse);
  font-family: var(--font-display);
  font-weight: var(--fw-regular);
}

.parent-intro__title {
  font-size: var(--fs-h1);
  line-height: 1.1;
}

.parent-intro__section-title {
  font-size: var(--fs-h2);
  line-height: 1.1;
}

.parent-intro__detail-title {
  font-size: var(--fs-h3);
  line-height: 1.3;
}

.parent-intro__subheading--h4 {
  font-size: var(--fs-h4);
  line-height: 1.1;
}

.parent-intro__subheading--h5 {
  font-size: var(--fs-h5);
  line-height: 1.1;
}

.parent-intro__subheading--h6 {
  font-size: var(--fs-h6);
  font-weight: var(--fw-semibold);
  line-height: 1.3;
}

.parent-intro__copy {
  max-width: 740px;
  color: var(--color-text-secondary);
  font-family: var(--font-secondary);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: var(--lh-body);
}

.parent-intro__copy p + p {
  margin-top: var(--space-md);
}

.parent-intro__aside {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-lg);
  align-self: start;
}

@media (min-width: 1025px) {
  .parent-intro__aside {
    position: sticky;
    top: var(--parent-intro-sticky-top);
    height: fit-content;
    max-height: calc(100vh - var(--parent-intro-sticky-top) - var(--space-xl));
    overflow-y: auto;
    scrollbar-width: none;
  }

  .parent-intro__aside::-webkit-scrollbar {
    display: none;
  }
}

.parent-intro-card {
  width: 100%;
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
  border-radius: var(--radius-lg);
  outline: 1px solid var(--color-text-secondary);
  outline-offset: -1px;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

.parent-intro-card__eyebrow {
  color: var(--color-text-secondary);
  font-family: var(--font-secondary);
  font-size: var(--fs-eyebrow);
  font-weight: var(--fw-medium);
  line-height: 1.1;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.parent-intro-card__title {
  color: var(--color-brand-text-inverse);
  font-family: var(--font-display);
  font-size: var(--fs-h6);
  font-weight: var(--fw-semibold);
  line-height: 1.3;
}

.parent-intro-card__text {
  color: var(--color-text-secondary);
  font-family: var(--font-secondary);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
}

.parent-intro-card__text p + p {
  margin-top: var(--space-md);
}

.parent-intro-card__stats {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.parent-intro-card__stat {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.parent-intro-card__stat-value {
  color: var(--color-brand-primary);
  font-family: var(--font-display);
  font-size: var(--fs-h6);
  font-weight: var(--fw-semibold);
  line-height: 1.3;
}

.parent-intro-card__stat-label {
  color: var(--color-text-secondary);
  font-family: var(--font-secondary);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
}

.parent-intro-card__action {
  margin-top: var(--space-xs);
}

@media (max-width: 1024px) {
  .parent-intro__inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .parent-intro__aside {
    position: static;
    max-height: none;
    overflow-y: visible;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .parent-intro__inner {
    width: calc(100% - (var(--section-padding-x) * 2));
    padding: var(--space-3xl) 0;
  }

  .parent-intro__aside {
    grid-template-columns: minmax(0, 1fr);
  }

  .parent-intro-card {
    padding: var(--space-lg);
  }
}