:root {
            --dark-brown: #1A120B;
            --medium-brown: #3C2A21;
            --light-beige: #D5CEA3;
            --cream: #E5E5CB;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Poppins', sans-serif;
        }
        
        body {
            background-color: var(--cream);
            color: var(--dark-brown);
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }
        
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            border-bottom: 1px solid var(--light-beige);
        }
        
        .logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--medium-brown);
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin-left: 30px;
        }
        
        nav ul li a {
            text-decoration: none;
            color: var(--medium-brown);
            font-weight: 500;
            transition: color 0.3s;
        }
        
        nav ul li a:hover {
            color: var(--dark-brown);
        }
        
        .back-button {
            display: inline-flex;
            align-items: center;
            margin: 20px 0;
            color: var(--medium-brown);
            text-decoration: none;
            font-weight: 500;
        }
        
        .back-button i {
            margin-right: 8px;
        }
        
        .product-detail {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-top: 30px;
        }
        
        .product-images {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        
        .main-image {
            grid-column: span 2;
            height: 400px;
            overflow: hidden;
            border-radius: 10px;
            position: relative;
        }
        
        .main-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .main-image:hover img {
            transform: scale(1.05);
        }
        
        .thumbnail {
            height: 150px;
            overflow: hidden;
            border-radius: 8px;
            cursor: pointer;
            border: 2px solid transparent;
            transition: all 0.3s;
        }
        
        .thumbnail:hover {
            border-color: var(--medium-brown);
        }
        
        .thumbnail img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .product-info {
            padding: 20px;
        }
        
        .product-title {
            font-size: 32px;
            margin-bottom: 15px;
            color: var(--dark-brown);
        }
        
        .product-price {
            font-size: 24px;
            font-weight: 600;
            color: var(--medium-brown);
            margin-bottom: 20px;
        }
        
        .product-meta {
            display: flex;
            gap: 20px;
            margin-bottom: 25px;
        }
        
        .meta-item {
            display: flex;
            align-items: center;
        }
        
        .meta-item i {
            margin-right: 8px;
            color: var(--medium-brown);
        }
        
        .product-description {
            margin-bottom: 30px;
            line-height: 1.6;
            color: var(--medium-brown);
        }
        
        .action-buttons {
            display: flex;
            gap: 15px;
            margin-top: 30px;
        }
        
        .btn {
            padding: 12px 25px;
            border-radius: 30px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s;
            border: none;
            font-size: 16px;
        }
        
        .btn-primary {
            background-color: var(--medium-brown);
            color: var(--cream);
        }
        
        .btn-primary:hover {
            background-color: var(--dark-brown);
        }
        
        .btn-secondary {
            background-color: transparent;
            border: 2px solid var(--medium-brown);
            color: var(--medium-brown);
        }
        
        .btn-secondary:hover {
            background-color: var(--light-beige);
        }
        
        .seller-info {
            margin-top: 40px;
            padding: 20px;
            background-color: var(--light-beige);
            border-radius: 10px;
        }
        
        .seller-header {
            display: flex;
            align-items: center;
            margin-bottom: 15px;
        }
        
        .seller-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            overflow: hidden;
            margin-right: 15px;
        }
        
        .seller-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .seller-name {
            font-weight: 600;
            color: var(--dark-brown);
        }
        
        .seller-rating {
            display: flex;
            align-items: center;
            margin-top: 5px;
            color: var(--medium-brown);
        }
        
        .seller-rating i {
            color: gold;
            margin-right: 5px;
        }
        
        .seller-description {
            color: var(--medium-brown);
            line-height: 1.6;
        }
        
        .related-products {
            margin-top: 80px;
        }
        
        .section-title {
            font-size: 28px;
            margin-bottom: 30px;
            color: var(--dark-brown);
            position: relative;
            padding-bottom: 10px;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 3px;
            background-color: var(--medium-brown);
        }
        
        .product-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        .product-card {
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transition: transform 0.3s;
        }
        
        .product-card:hover {
            transform: translateY(-10px);
        }
        
        .product-card-image {
            height: 200px;
            overflow: hidden;
        }
        
        .product-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .product-card:hover .product-card-image img {
            transform: scale(1.1);
        }
        
        .product-card-info {
            padding: 15px;
        }
        
        .product-card-title {
            font-size: 16px;
            margin-bottom: 8px;
            color: var(--dark-brown);
        }
        
        .product-card-price {
            font-weight: 600;
            color: var(--medium-brown);
        }
        
        footer {
            background-color: var(--dark-brown);
            color: var(--cream);
            padding: 40px 0;
            margin-top: 80px;
            text-align: center;
        }
        
        .footer-content {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .footer-section {
            flex: 1;
            min-width: 250px;
            margin-bottom: 20px;
        }
        
        .footer-section h3 {
            margin-bottom: 20px;
            font-size: 20px;
        }
        
        .footer-section p, .footer-section a {
            color: var(--light-beige);
            margin-bottom: 10px;
            display: block;
            text-decoration: none;
        }
        
        .footer-section a:hover {
            text-decoration: underline;
        }
        
        .copyright {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid var(--medium-brown);
        }
        
        @media (max-width: 768px) {
            .product-detail {
                grid-template-columns: 1fr;
            }
            
            .product-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }