/* Back to Top */
.back-to-top{
  position:fixed; right:16px; bottom:16px;
  width:44px; height:44px; border:none; border-radius:9999px;
  background:#0a84ff; color:#fff; font-size:20px; line-height:44px;
  text-align:center; cursor:pointer;
  box-shadow:0 8px 24px rgba(0,0,0,.18);
  opacity:0; visibility:hidden; transform:translateY(12px);
  transition:opacity .25s, transform .25s, visibility 0s linear .25s;
  z-index:2147483647;
}
.back-to-top:focus{ outline:2px solid #fff; outline-offset:2px; }
.back-to-top.is-visible{
  opacity:1; visibility:visible; transform:translateY(0);
  transition:opacity .25s, transform .25s;
}
@media (prefers-reduced-motion: reduce){ .back-to-top{ transition:none; } }

/* Live Suggest dropdown */
.lc-suggest{
  position:absolute; z-index:9999;
  background:#fff; border:1px solid #ddd; border-radius:8px;
  box-shadow:0 8px 24px rgba(0,0,0,.08);
  width:100%; max-height:320px; overflow:auto; display:none;
  color:#000 !important; text-shadow:none !important;
}
.lc-s-item{display:flex;gap:10px;align-items:center;padding:10px 12px;cursor:pointer}
.lc-s-item:hover,.lc-s-item.active{background:#f6f7f9}
.lc-s-title{font-weight:600;line-height:1.2}
.lc-s-meta{font-size:.85rem;color:#666}
.lc-s-thumb{width:36px;height:36px;border-radius:6px;object-fit:cover;background:#eee;flex:0 0 36px}