.detail-bottom {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    padding: 1rem;
    box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.add-to-cart-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2px;
}

.total-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--blue);
}

.btn-add-to-cart {
    flex: 1;
    background: var(--blue);
    color: white;
    border: none;
    border-radius: 25px;
    padding: 0.8rem 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}