.btn-primary {
    background-color: var(--color-text-light);
    color: var(--color-primary);
    padding: 1.25rem 3rem;
    border-radius: var(--radius-pill);
    font-weight: 700;
    font-size: var(--text-lg);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary:hover {
    transform: scale(1.05);
    background-color: var(--color-bg);
}

.btn-sunset {
    background-color: var(--color-secondary);
    color: var(--color-text-light);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-pill);
    font-weight: 700;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.btn-sunset:hover {
    opacity: 0.9;
}

.add-cart-btn {
    position: absolute;
    bottom: 0.75rem;
    right: 0.75rem;
    background-color: var(--color-text-light);
    color: var(--color-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    opacity: 0;
    transition: var(--transition);
}

.product-card:hover .add-cart-btn {
    opacity: 1;
}