Warehouse-native growth stack

<div class="stage"><div class="label">ONE EVENT DEFINITION · TWO DESTINATIONS</div><div class="wh-flow"><div class="wh-source">DONE EVENT<b id="event-count">3</b></div><div class="wh-arrow">→</div><div class="wh-store">SHARED<br>DATA</div><div class="wh-arrow">→</div><div class="wh-targets"><div>ANALYSIS <b id="cohort-count">3</b></div><div>MESSAGE <b id="audience-count">3</b></div></div></div><button id="add-event" type="button">+ ADD EVENT</button><div class="hint">THE TWO COUNTS STAY ALIGNED</div></div>

.stage{position:relative;width:min(94vw,760px);height:min(88vh,310px);font:800 clamp(10px,max(3.4vmin,1vw),15px)/1.25 sans-serif}.stage *{box-sizing:border-box}.label{font-size:clamp(10px,max(3.4vmin,1vw),12px);letter-spacing:.1em;color:var(--muted)}.accent{color:var(--accent)}.pill{border:1.5px solid var(--fg);border-radius:999px;background:var(--surface);padding:.5em .8em}.hint{position:absolute;right:2%;bottom:0;font-size:clamp(10px,max(3.4vmin,1vw),12px);color:var(--muted)}.wh-flow{position:absolute;left:2%;right:2%;top:24%;height:47%;display:flex;align-items:center;gap:1%}.wh-source,.wh-store,.wh-targets>div{border:2px solid var(--fg);background:var(--surface);text-align:center;font-size:clamp(10px,3.4vmin,14px)}.wh-source{width:24%;height:75%;display:flex;flex-direction:column;justify-content:center}.wh-source b{display:block;color:var(--accent);font-size:clamp(16px,5vmin,28px)}.wh-store{width:22%;height:75%;display:grid;place-items:center;background:var(--accent-2);color:#211b19}.wh-targets{width:30%;height:100%;display:grid;gap:5%}.wh-targets>div{display:flex;align-items:center;justify-content:space-around;min-width:0}.wh-targets b{color:var(--accent);font-size:clamp(14px,5vmin,24px)}.wh-arrow{width:9%;text-align:center;color:var(--accent);font-size:clamp(18px,6vmin,36px);animation:wh-pulse 2s infinite}.wh-arrow:nth-of-type(4){animation-delay:.5s}.stage button{position:absolute;left:3%;bottom:7%;padding:.4em .7em;border:2px solid var(--fg);background:var(--surface);color:var(--fg);font:inherit;font-size:clamp(10px,3.4vmin,13px);cursor:pointer}@keyframes wh-pulse{50%{opacity:.25;transform:translateX(5px)}}

const add=document.querySelector('#add-event'),eventCount=document.querySelector('#event-count'),cohort=document.querySelector('#cohort-count'),audience=document.querySelector('#audience-count');let n=3,touched=0;function render(){eventCount.textContent=String(n);cohort.textContent=String(n);audience.textContent=String(n)}add.addEventListener('click',()=>{touched=Date.now();n=n>=6?3:n+1;render()});setInterval(()=>{if(Date.now()-touched<6500)return;n=n>=6?3:n+1;render()},1300);render();