:root {
    --primary-color: #4caf50;
    --secondary-color: #45a049;
    --background-color: #f9f9f9;
    --text-color: #333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
}

header {
    background-color: white;
    padding: 1rem 2rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-icon {
    cursor: pointer;
    font-size: 1.5rem;
    position: relative;
}

#cart-count {
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    padding: 0.2rem 0.5rem;
    font-size: 0.8rem;
    position: absolute;
    top: -8px;
    right: -8px;
}

.products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 2rem;
}

.product {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.price {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin: 1rem 0;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: var(--secondary-color);
}

.cart-sidebar {
    position: fixed;
    right: -400px;
    top: 0;
    width: 400px;
    height: 100vh;
    background: white;
    box-shadow: -2px 0 5px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    transition: right 0.3s;
}

.cart-sidebar.active {
    right: 0;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid #eee;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.remove-btn {
    background: none;
    border: none;
    color: #ff4444;
    cursor: pointer;
}

.cart-total {
    margin-top: 2rem;
    text-align: right;
}

.checkout-btn {
    margin-top: 1rem;
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
}