.story-line {
  position: absolute;
  top: 0;
  left: 24px;
  width: 2px;
  height: 100%;
  background: var(--color-line);
  transform: scaleY(0);
  transform-origin: top center;
  z-index: 0;
  pointer-events: none;
}

.story-line-nodes {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.story-line-node {
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--color-mustard);
  border-radius: 1px;
  left: 20px;
  opacity: 0;
  transform: scale(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.story-line-node.is-visible {
  opacity: 1;
  transform: scale(1);
}

.site-main > *:not(.story-line):not(.story-line-nodes) {
  position: relative;
  z-index: 2;
}

@media (max-width: 768px) {
  .story-line { left: 16px; }
  .story-line-node { left: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  .story-line { transform: scaleY(1); }
  .story-line-node { opacity: 1; transform: scale(1); transition: none; }
  .fade-in { opacity: 1; transform: none; transition: none; }
}