*{box-sizing:border-box;margin:0;padding:0}body{color:#222;background:#f8f8f8;font-family:Arial,sans-serif}nav{background:#fff;border-bottom:1px solid #ddd;justify-content:space-between;align-items:center;padding:20px 50px;display:flex}.logo{color:#111;font-size:24px;font-weight:700;text-decoration:none}.nav-links{gap:25px;display:flex}.nav-links a{color:#222;text-decoration:none}.home-page{background:#f8f8f8}.hero{background:#fff;align-items:center;min-height:calc(100vh - 73px);padding:80px;display:flex}.hero-content{max-width:650px}.hero-small-text{letter-spacing:2px;margin-bottom:20px;font-size:14px;font-weight:700}.hero h1{margin-bottom:25px;font-size:72px;line-height:1.05}.hero-description{color:#666;max-width:500px;margin-bottom:35px;font-size:18px;line-height:1.6}.shop-button{color:#fff;background:#111;border-radius:6px;padding:14px 28px;text-decoration:none;display:inline-block}.categories-section{padding:80px 50px}.section-heading{margin-bottom:35px}.section-heading p{letter-spacing:2px;margin-bottom:10px;font-size:13px;font-weight:700}.section-heading h2{font-size:36px}.categories-grid{grid-template-columns:repeat(4,1fr);gap:20px;display:grid}.category-card{color:#222;background:#fff;border:1px solid #ddd;border-radius:10px;flex-direction:column;justify-content:space-between;min-height:180px;padding:25px;text-decoration:none;transition:transform .2s;display:flex}.category-card:hover{transform:translateY(-5px)}.category-card h3{font-size:24px}.category-card span{color:#666}.features-section{background:#fff;padding:80px 50px}.features-grid{grid-template-columns:repeat(3,1fr);gap:25px;display:grid}.feature-card{border:1px solid #ddd;border-radius:10px;padding:30px}.feature-card h3{margin-bottom:15px;font-size:22px}.feature-card p{color:#666;line-height:1.6}.products-page{padding:40px 50px}.products-page h1{margin-bottom:30px}.product-filters{align-items:center;gap:15px;margin-bottom:30px;display:flex}.products-page input{border:1px solid #ccc;border-radius:6px;width:300px;padding:12px;font-size:16px}.products-page select{background:#fff;border:1px solid #ccc;border-radius:6px;padding:12px;font-size:16px}.products-grid{grid-template-columns:repeat(4,1fr);gap:25px;display:grid}.product-card{background:#fff;border:1px solid #ddd;border-radius:10px;transition:transform .2s;overflow:hidden}.product-card:hover{transform:translateY(-5px)}.product-image{object-fit:cover;width:100%;height:220px}.product-info{padding:15px}.product-info h3{margin-bottom:8px}.product-category{color:#777;margin-bottom:8px;font-size:14px}.product-price{margin:10px 0;font-size:20px;font-weight:700}.product-actions{flex-direction:column;gap:8px;display:flex}.product-actions button,.view-button{cursor:pointer;text-align:center;border:none;border-radius:6px;width:100%;padding:10px;font-size:14px;text-decoration:none}.product-actions button{color:#fff;background:#111}.view-button{color:#222;background:#fff;border:1px solid #ccc}.empty-message{margin-top:20px}.status-message{text-align:center;padding:80px 20px}.error-message{color:#b00020}.error-message p{margin:15px 0 25px}.product-details{padding:40px 60px}.back-link{color:#222;margin-bottom:30px;text-decoration:none;display:inline-block}.details-container{background:#fff;border-radius:10px;grid-template-columns:1fr 1fr;gap:60px;padding:40px;display:grid}.details-image{object-fit:contain;width:100%;max-height:500px}.details-info{flex-direction:column;justify-content:center;display:flex}.details-info h1{margin-bottom:20px;font-size:40px}.details-description{color:#666;margin-bottom:20px;line-height:1.6}.details-price{margin-bottom:20px;font-size:30px;font-weight:700}.add-cart-button{color:#fff;cursor:pointer;background:#111;border:none;border-radius:6px;margin-top:25px;padding:14px;font-size:16px}.continue-button{color:#fff;background:#111;border-radius:6px;padding:12px 24px;text-decoration:none;display:inline-block}.cart-page{padding:40px 50px}.cart-page h1{margin-bottom:30px}.cart-container{grid-template-columns:2fr 1fr;align-items:start;gap:30px;display:grid}.cart-items{flex-direction:column;gap:20px;display:flex}.cart-item{background:#fff;border:1px solid #ddd;border-radius:10px;gap:20px;padding:20px;display:flex}.cart-item img{object-fit:contain;width:150px;height:150px}.cart-item-info{flex:1}.cart-item-info h3{margin-bottom:10px}.quantity-controls{align-items:center;gap:15px;margin:15px 0;display:flex}.quantity-controls button{cursor:pointer;background:#fff;border:1px solid #ccc;width:30px;height:30px}.remove-button{color:#c00;cursor:pointer;background:0 0;border:none}.cart-summary{background:#fff;border:1px solid #ddd;border-radius:10px;padding:25px}.cart-summary h2{margin-bottom:20px}.cart-summary h3{margin:20px 0;font-size:24px}.checkout-button{color:#fff;cursor:pointer;background:#111;border:none;border-radius:6px;width:100%;padding:14px}.empty-cart{text-align:center}.empty-cart p{margin-bottom:25px}@media (width<=900px){.products-grid,.categories-grid{grid-template-columns:repeat(2,1fr)}.features-grid,.details-container,.cart-container{grid-template-columns:1fr}.hero h1{font-size:48px}}@media (width<=600px){nav{flex-direction:column;gap:15px;padding:15px 20px}.products-page{padding:30px 20px}.product-filters{flex-direction:column;align-items:stretch}.products-page input{width:100%}.products-grid{grid-template-columns:1fr}.hero{padding:50px 25px}.hero h1{font-size:42px}.categories-section,.features-section{padding:60px 20px}.categories-grid{grid-template-columns:1fr}.section-heading h2{font-size:30px}.product-details,.cart-page{padding:30px 20px}.cart-item{flex-direction:column}}