.price{font-size:28px;font-weight:900}.compare{font-size:16px;color:var(--muted);text-decoration:line-through;margin-left:10px}.sticky-buy{display:none}@media(max-width:800px){.sticky-buy{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:15;background:var(--panel);border-top:1px solid var(--line);padding:10px 16px;gap:12px;align-items:center;justify-content:space-between}.sticky-buy .btn{min-height:44px}}