#listings-aggregator { display:grid; grid-template-columns: repeat(auto-fill, minmax(260px,1fr)); gap:16px; }
.listing-card { display:block; border:1px solid #e5e7eb; padding:14px; border-radius:16px; text-decoration:none; color:#111827; background:#fff; box-shadow:0 1px 2px rgba(0,0,0,.04); }
.listing-card:hover { box-shadow:0 6px 20px rgba(0,0,0,.08); transform: translateY(-1px); transition: all .2s ease; }
.listing-source { font-size:12px; opacity:.6; }
.listing-title { font-size:16px; font-weight:600; margin-top:4px; }
.listing-meta { font-size:13px; margin-top:6px; color:#374151; }
.listing-button { margin-top:10px; font-size:13px; text-decoration:underline; }