:root{--bg:#ffffff;--text:#111;--muted:#666;--border:#e6e6e6;--primary:#0d0d0d}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text)}.container{max-width:1100px;margin:0 auto;padding:20px}.header{position:sticky;top:0;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#ffffffbf;border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 20px}.brand{font-weight:800;font-size:20px;text-decoration:none;color:var(--text)}.nav a{font-size:14px;color:var(--text);text-decoration:none;margin-left:16px}.hero{text-align:center;padding:48px 20px}.hero h1{font-size:40px;margin:0 0 10px}.hero p{color:var(--muted);max-width:720px;margin:0 auto 16px}.grid{display:grid;grid-template-columns:repeat(1,minmax(0,1fr));gap:16px}@media (min-width:768px){.grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.card{border:1px solid var(--border);padding:16px;border-radius:14px;background:#fff}.card img{width:100%;height:200px;object-fit:cover;border-radius:10px;border:1px solid var(--border)}.price{font-weight:700}.badge{display:inline-block;font-size:12px;background:#f5f5f5;border:1px solid var(--border);padding:2px 8px;border-radius:999px;color:#333}.btn{display:inline-block;padding:10px 14px;border-radius:999px;border:1px solid var(--border);text-decoration:none;color:#fff;background:var(--primary)}.btn-ghost{background:#fff;color:#000}.row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.footer{border-top:1px solid var(--border);color:#555;font-size:13px;text-align:center;padding:24px}.hide{display:none}