.ad-detail{padding:32px 0}.back-link{display:inline-block;color:var(--orange);font-weight:700;margin-bottom:18px}.ad-detail-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:24px}.ad-gallery,.ad-summary{background:#fff;border-radius:16px;padding:20px;box-shadow:var(--shadow)}.ad-main-image{height:540px;background:#eef0f2;border-radius:12px;display:grid;place-items:center;overflow:hidden}.ad-main-image img{width:100%;height:100%;object-fit:contain}.ad-main-image.no-image{color:var(--muted)}.ad-thumbnails{display:flex;gap:9px;margin-top:12px;overflow:auto}.ad-thumbnails button{padding:0;width:82px;height:70px;border:2px solid transparent;border-radius:9px;overflow:hidden;background:#eee;cursor:pointer}.ad-thumbnails button:focus{border-color:var(--orange)}.ad-thumbnails img{width:100%;height:100%;object-fit:cover}.ad-summary h1{font-size:30px;margin:7px 0}.ad-summary>strong{font-size:28px}.ad-summary>p{color:var(--muted);line-height:1.65;margin:22px 0}@media(max-width:800px){.ad-detail-grid{grid-template-columns:1fr}.ad-main-image{height:360px}}