Cross-channel budgeting

<div class="ccb"><div class="ccb-top">BUDGET SCENARIO <b>PLAN ONLY</b></div><div class="ccb-total">TOTAL $100K <span id="ccb-result">840 CONVERSIONS</span></div><div class="ccb-split"><span>SEARCH <b id="ccb-search">35%</b></span><span>SOCIAL <b id="ccb-social">65%</b></span></div><input id="ccb-slider" type="range" min="30" max="70" value="35" aria-label="Search budget share"><div class="ccb-track"><i id="ccb-fill"></i></div><div class="ccb-foot">SHIFT ALLOCATION → COMPARE PROJECTION</div></div>

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const slider=document.querySelector('#ccb-slider');function draw(){const search=Number(slider.value);document.querySelector('#ccb-search').textContent=search+'%';document.querySelector('#ccb-social').textContent=100-search+'%';document.querySelector('#ccb-fill').style.width=search+'%';document.querySelector('#ccb-result').textContent=String(840+Math.round((search-35)*2.5))+' CONVERSIONS'}draw();let high=false;const timer=setInterval(()=>{high=!high;slider.value=high?'65':'35';draw()},1450);slider.oninput=()=>{clearInterval(timer);draw()};