.section-wipe {
  --wipe-from: #040508;
  --wipe-to: #ffffff;
  position: relative;
  z-index: 8;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100svh;
  min-height: 100svh;
  margin-block: -1px;
  overflow: hidden;
  background: var(--wipe-from);
  pointer-events: none;
  isolation: isolate;
}

.section-wipe__band {
  display: block;
  flex: 1 1 20%;
  min-height: 0;
  margin-top: -1px;
  padding-bottom: 1px;
  background: var(--wipe-to);
  transform: scaleY(0);
  transform-origin: bottom center;
  will-change: transform;
}

.section-wipe__band:first-child { margin-top: 0; }

@media (prefers-reduced-motion: reduce) {
  .section-wipe {
    height: clamp(5rem, 12svh, 8rem);
    min-height: 0;
    background: linear-gradient(to bottom, var(--wipe-from), var(--wipe-to));
  }
  .section-wipe__band { display: none; }
}