AI 검색 상품 피드

<div class="d2 feed"><div class="eyebrow">STRUCTURED FEED → DISCOVERY CARD</div><div class="flow"><div class="box fields"><div><span>title</span><b>ARC DESK LAMP</b></div><div><span>width</span><b>18 cm</b></div><div><span>price</span><b>$42</b></div><div><span>stock</span><b id="feedStock">AVAILABLE</b></div></div><div class="arrow">→</div><div class="box product"><small>MATCHES SMALL DESK</small><b>ARC DESK LAMP</b><div>18 cm base · $42</div><strong id="cardStock">AVAILABLE</strong></div></div><button id="stockButton">UPDATE STOCK</button></div>

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const feed=document.querySelector('#feedStock'),card=document.querySelector('#cardStock'),button=document.querySelector('#stockButton');let available=true,timer;function show(next){available=next;feed.textContent=available?'AVAILABLE':'OUT OF STOCK';card.textContent=feed.textContent;card.style.color=available?'var(--accent)':'var(--muted)'}button.onclick=()=>{clearInterval(timer);show(!available)};timer=setInterval(()=>show(!available),2500);setTimeout(()=>show(false),650);