Abstract Organic Wavy Stripe Pattern

abstract organic wavy stripe pattern, irregular flowing zebra-like lines and amoeba contours, dark taupe brown bands on warm ivory beige background, flat graphic surface design, retro 1970s textile or wallpaper print, hand-drawn uneven linework, smooth curving forms, dense all-over composition, minimal two-color palette, matte ink texture, no focal object, seamless decorative pattern feel