.pos-container {
    display: grid;
    grid-template-columns: 1fr 380px;
    height: calc(100vh - 4rem);
    gap: 1.5rem;
}

.pos-products {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
    align-content: start;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.25rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 180px;
}

.product-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.product-card .price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--secondary);
    margin: 0.5rem 0;
}

.pos-cart {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border-radius: 1.5rem;
    border: 1px solid var(--border);
    padding: 1.5rem;
    height: 100%;
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    margin: 1rem 0;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
}

.cart-total {
    border-top: 2px solid var(--border);
    padding-top: 1.5rem;
}

.total-amount {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: right;
    color: var(--primary);
    margin-bottom: 1rem;
}

.numpad {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.numpad button {
    background: var(--bg-accent);
    padding: 1rem;
    border-radius: 0.5rem;
    font-size: 1.25rem;
    font-weight: 600;
}