.layout--product-main {
  padding-bottom: 24px;
}


.layout-collapsible__content {
  max-height: 326px;
  overflow: hidden;
  transition: max-height 0.3s ease;
  position: relative;
}

.layout-collapsible__content.is-expanded {
  max-height: none;
}

.layout-collapsible__toggle {
  background: none;
  border: none;
  padding: 0;
  margin: 8px 0 0;
  font: inherit;
  color: var(--hub-text-primary, #3d3d3d);
  cursor: pointer;
  text-align: left;
}
.layout-collapsible__toggle:hover,
.layout-collapsible__toggle:focus-visible {
  text-decoration: underline;
}
.layout-collapsible__toggle:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}

.layout-collapsible__content::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;

  height: 48px; /* оптимально 32–56px */
  pointer-events: none;

  background: linear-gradient(
    to bottom,
    rgba(245, 245, 245, 0),
    #fff
  );
}

.layout-collapsible__content.is-expanded::after {
  display: none;
}