*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:#f6f7fb;color:#111}
.wrap{max-width:1200px;margin:0 auto;padding:18px}
.topbar{background:#fff;border-bottom:1px solid rgba(0,0,0,.08)}
.topbar-inner{display:flex;justify-content:space-between;align-items:center}
.brand{font-weight:800;text-decoration:none;color:#111}
.nav a{margin-left:16px;text-decoration:none;color:#333}
.nav a:hover{color:#0d6efd}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media(max-width:1000px){.grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.grid{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:14px;overflow:hidden}
.card img{width:100%;height:200px;object-fit:cover;background:#eef0f5}
.card .pad{padding:12px}
.price{font-weight:700}
.badge{background:#eef3ff;color:#0d6efd;border-radius:999px;padding:4px 8px;font-size:.85rem}
.footer{color:#666}