Seamless repeat pattern for a premium towel print. Retro 1970s surf aesthetic: stylized ocean waves, classic surfboards, palm silhouettes, seashells, and starfish. Warm earthy palette — terracotta, mustard yellow, sage green, warm white, dusty peach — inspired by vintage California beach posters. Flat graphic illustration, bold outlines, slightly textured look like screen printing. Rhythmic repeating motifs with balanced negative space. Print-ready, 300 DPI, seamless tile, no text, no photorealism.