*{margin:0;padding:0;box-sizing:border-box}
body{font-family:system-ui;background:#f5f5f5}
.container{max-width:1280px;margin:0 auto;padding:0 16px}
.site-header{background:#fff;box-shadow:0 2px 4px rgba(0,0,0,0.1);position:sticky;top:0;z-index:100}
.header-container{display:flex;justify-content:space-between;align-items:center;padding:12px 20px}
.logo img{height:40px}
.header-banner img{height:50px}
.header-actions{display:flex;gap:16px;align-items:center}
.cart-icon{background:none;border:none;font-size:24px;cursor:pointer;position:relative}
.cart-count{position:absolute;top:-8px;right:-8px;background:var(--primary);color:#fff;border-radius:50%;padding:2px 6px;font-size:12px}
.login-link,.register-link{text-decoration:none;color:#333}
.mobile-menu-btn{display:none;background:none;border:none;font-size:28px}
.category-menu{background:var(--primary);color:#fff}
.category-list{display:flex;justify-content:center;list-style:none;gap:24px;padding:12px}
.category-list a{color:#fff;text-decoration:none}
.products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:30px 0}
@media(max-width:1024px){.products-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){.products-grid{grid-template-columns:repeat(2,1fr)} .desktop-only{display:none} .mobile-menu-btn{display:block}}
.product-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,0.08)}
.product-img{width:100%;aspect-ratio:1;object-fit:cover}
.product-info{padding:12px}
.product-info h3{font-size:1rem;margin-bottom:8px}
.product-price{font-size:1.25rem;font-weight:bold;color:var(--primary);margin-bottom:12px}
.product-buttons{display:flex;gap:8px}
.btn-view,.btn-addcart,.btn-buynow{padding:6px 12px;border-radius:8px;font-size:12px;cursor:pointer;text-decoration:none;display:inline-block}
.btn-view{background:#e5e7eb;color:#333}
.btn-addcart{background:var(--primary);color:#fff;border:none}
.btn-buynow{background:#f97316;color:#fff;border:none}
.cart-modal{position:fixed;top:0;right:-400px;width:380px;height:100%;background:#fff;transition:right 0.3s;z-index:1000;display:flex;flex-direction:column}
.cart-modal.open{right:0}
.mobile-menu{position:fixed;top:0;right:-280px;width:280px;height:100%;background:#fff;transition:right 0.3s;z-index:1001;padding:20px}
.mobile-menu.open{right:0}
.floating-icons{position:fixed;bottom:20px;right:20px;display:flex;flex-direction:column;gap:12px}
.whatsapp-float,.wheel-float{width:55px;height:55px;background:#25D366;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:28px;color:#fff;cursor:pointer}
.wheel-float{background:var(--primary)}