* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, sans-serif;
}

body {
    background: #1a1a1a;
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
}

header {
    background: #0f0f0f;
    padding: 20px;
    text-align: center;
    border-bottom: 2px solid #ffd700;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

h1 {
    font-size: 2.5em;
    color: #ffd700;
}

main {
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 160px;
}

.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.product {
    background: #2a2a2a;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

.product:hover {
    transform: translateY(-5px);
}

.product h2 {
    color: #ffd700;
    margin-bottom: 10px;
}

.product .price {
    margin: 5px 0;
    font-size: 1.1em;
}

.product .price .currency {
    font-size: 0.9em;
    color: #ccc;
    margin-right: 5px;
}

.product .original-price {
    text-decoration: line-through;
    color: #fff;
    margin-left: 10px;
}

.product .discounted-price {
    color: #fff;
}

.product .description {
    margin-top: 10px;
    font-size: 0.9em;
    color: #ccc;
}

footer {
    background: #0f0f0f;
    padding: 20px;
    text-align: center;
    border-top: 2px solid #ffd700;
    margin-top: 40px;
    width: 100%;
}

footer h1 {
    font-size: 2em;
    color: #ffd700;
}

footer p {
    font-size: 1em;
    color: #ccc;
    margin-top: 10px;
}

@media (max-width: 768px) {
    .product-list {
        grid-template-columns: 1fr;
    }
    h1 {
        font-size: 2em;
    }
    main {
        padding-top: 170px;
    }
    footer h1 {
        font-size: 1.5em;
    }
}