.js .scene{height:calc(var(--len, 4) * 100svh)}.stage{position:sticky;top:0;height:100svh;overflow:hidden}.js .scene.is-static{height:auto}.scene.is-static .stage{position:relative;height:100svh;min-height:640px}.step-bar{position:absolute;left:0;top:0;width:16px;height:26px;margin-top:14px;display:grid;place-items:center;transition:transform .75s var(--ease-out)}.step-bar i{width:7px;height:22px;border-radius:2px;background:var(--ink);transition:transform .52s var(--ease-brand)}@media(max-width:900px){.step-bar{display:none}}