Seamless Tropical Leaf Pattern

wide horizontal botanical background, seamless dense tropical leaf pattern made of thin hand-drawn contour lines, overlapping palm and fern leaves, subtle tone-on-tone design, dark emerald green and deep teal, low contrast decorative vector illustration, flat graphic surface, no central focal object, all-over repeating foliage texture, elegant minimal wallpaper or banner design, clean crisp linework, matte finish