Create a seamless side-view tropical beach sand ground tile for a 2D endless runner game, horizontal looping platform, clean side-scrolling game asset, warm golden sand with subtle texture, smooth playable surface on top for character running, slightly uneven natural beach edge, soft shadows, small scattered seashells and tiny pebbles kept minimal, bright sunny tropical island aesthetic, cartoon style, polished 2D platformer art, family-friendly Poki-style visuals, vibrant but not overly detailed, readable at gameplay speed, transparent background around tile edges if possible, clean silhouette, optimized for seamless repeating tile, side-view ground strip, browser game asset