body{color:#222;background:#fff;margin:0;font-family:Arial,sans-serif}.app{background:#fff;max-width:600px;margin:0 auto}.header{z-index:10;background:#fff;border-bottom:1px solid #eee;justify-content:space-between;align-items:center;padding:12px;display:flex;position:sticky;top:0}.header-right button{cursor:pointer;background:0 0;border:none;margin-left:8px;font-size:18px}.hero{padding:12px}.logo{max-width:140px;margin:0 auto 12px;display:block}.banner-slider{gap:10px;display:flex;overflow-x:auto}.banner{border-radius:12px;width:100%;max-width:100%}.menu-dropdown{padding:12px}.menu-dropdown select{width:100%;padding:10px;font-size:16px}.featured,.categories{padding:12px}.category-block{margin-top:24px}.grid{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.card{background:#fff;border:1px solid #eee;border-radius:12px;padding:10px}.card img{border-radius:10px;width:100%}.card h3{margin:8px 0 4px;font-size:16px}.card p{color:#666;margin:0}.footer{border-top:1px solid #eee;margin-top:24px;padding:16px}.footer-banner{text-align:center;background:#f5f5f5;border-radius:12px;margin-bottom:12px;padding:20px}.footer-info{color:#555;font-size:14px}