Geometric neon gradient movement icons grid

A collection of 16 distinct neon-styled icons arranged in a 4x4 grid on a black background, representing various forms of motion, vibration, and transformation. Each icon features a central square or rectangular element rendered in a soft, gradient-glowing outline. The color palette transitions smoothly through cool blues, aquas, and warm pinks, oranges, and lavenders. Some icons illustrate directional movement with speed lines, others demonstrate oscillation with waves or ripples, while others show geometric manipulation such as stacking, rotating, or scaling. The aesthetic is modern, digital, and minimalist, typical of user interface design elements or motion graphics assets. The glowing lines have a soft focus effect, providing depth against the dark void. Each icon is perfectly balanced within its cell, creating a cohesive set of visual symbols for software tools or animation properties.