### F4 · Step sequence
Numbered stages (`1.0 → 2.0 → 3.0`) flow vertically. Each stage has a heading, a paragraph, sometimes a small visual.
*Use when:* the product is a workflow, not a single moment.
*Don't confuse with:* F2 Sticky-scroll (which doesn't number stages).

```html
<ol class="steps">
  <li><span class="stage">1.0</span><h3>Intake.</h3><p>…</p></li>
  <li><span class="stage">2.0</span><h3>Plan.</h3><p>…</p></li>
</ol>
```