body {
    margin: 0;
    font-family: 'Tahoma', Arial;
    background: #111;
    color: #fff;
}

header {
    text-align: center;
    padding: 30px;
    background: linear-gradient(135deg, #000, #222);
}

.products {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
    padding: 30px;
}

.product {
    background: #1c1c1c;
    width: 250px;
    border-radius: 12px;
    overflow: hidden;
    text-align: center;
    box-shadow: 0 0 15px rgba(255,215,0,0.1);
}

.product img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.product button {
    background: gold;
    border: none;
    padding: 10px;
    width: 90%;
    margin-bottom: 15px;
    cursor: pointer;
    border-radius: 8px;
    font-weight: bold;
}

.cart, .checkout {
    background: #1c1c1c;
    margin: 20px auto;
    padding: 20px;
    width: 90%;
    max-width: 500px;
    border-radius: 12px;
}

.checkout input, .checkout textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 10px;
    border-radius: 8px;
    border: none;
}

.checkout button {
    background: #25D366;
    border: none;
    padding: 15px;
    width: 100%;
    font-size: 16px;
    border-radius: 10px;
    cursor: pointer;
}

footer {
    text-align: center;
    padding: 20px;
    background: #000;
}