You've learned there are two kinds of adjectives in Japanese, I-adjectives and NA-adjectives. I-adjectives end with the syllable I, such as YASUI "inexpensive." NA-adjectives take NA after them, when ...
We use both KARA and NODE to explain a reason. For example, if an adjective, KAWAII (cute, pretty), is the reason, you can say either KAWAII KARA or KAWAII NODE. But when you use them with NA ...