/* ─── Wrapper ───────────────────────────────────────── */
#proof-cta-wrapper {
  position: relative;
  min-height: 250vh;
}

/* ─── Section 8: sticky, sits on top ────────────────── */
#section-proof {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--blue);
  padding: 8rem 0 10rem;
  overflow: hidden;
}

/* ─── Section 9: normal flow, dark bg ───────────────── */
#section-cta {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #0a0a0a;
  padding: 12rem 0;
}

.cta__inner {
  max-width: 70%;
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2.5rem;
}

.cta__inner h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.15;
}

.btn--lg {
  padding: 0.85rem 2.25rem;
  font-size: 1rem;
}