.active-margin-notes {
  display: grid;
  gap: 22px;
  max-width: 1100px;
  margin: 0 auto;
}

.active-margin-notes__rail {
  align-self: start;
  padding: 26px;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(250, 175, 59, 0.15), transparent 42%),
    rgba(10, 11, 14, 0.95);
}

.active-margin-notes__eyebrow,
.margin-note__eyebrow,
.margin-section__eyebrow {
  margin: 0 0 10px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.58);
}

.active-margin-notes__rail h2 {
  margin: 0 0 18px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 0.98;
}

.margin-note {
  opacity: 0.24;
  transform: translateY(8px);
  padding: 18px 20px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.03);
  transition: opacity 220ms ease, transform 220ms ease, border-color 220ms ease;
}

.margin-note + .margin-note {
  margin-top: 12px;
}

.margin-note.is-active {
  opacity: 1;
  transform: translateY(0);
  border-color: rgba(250, 175, 59, 0.34);
}

.margin-note h3 {
  margin: 0 0 10px;
  color: #faaf3b;
}

.margin-note p:last-child {
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
}

.active-margin-notes__article {
  display: grid;
  gap: 18px;
}

.margin-section {
  min-height: 66vh;
  padding: 30px;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 52%),
    rgba(8, 9, 11, 0.95);
}

.margin-section.is-active {
  border-color: rgba(19, 190, 156, 0.34);
}

.margin-section h3 {
  margin: 0 0 14px;
  max-width: 16ch;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 0.98;
}

.margin-section p {
  max-width: 58ch;
  margin: 0;
  color: rgba(255, 255, 255, 0.84);
  line-height: 1.78;
}

.margin-section p + p {
  margin-top: 14px;
}

@media only screen and (min-width: 980px) {
  .active-margin-notes {
    grid-template-columns: 340px minmax(0, 1fr);
    align-items: start;
  }

  .active-margin-notes__rail {
    position: sticky;
    top: 18px;
  }
}