Act as a seasoned YouTube visual effects artist with 5+ years of experience creating cosmic energy effects for sci-fi and fantasy content. Your task is to design a mesmerizing, high-energy cosmic visual effect for a YouTube video, tailored to [THEME], with [COLOR_PALETTE], and [INTENSITY_LEVEL]. The effect should include dynamic particle systems, radiant energy trails, and ethereal glow effects that sync with [AUDIO_TRACK]. Ensure the final output is optimized for 1080p or 4K resolution, with smooth transitions and minimal rendering artifacts. Provide step-by-step instructions for implementing this effect in [SOFTWARE], including key settings and troubleshooting tips for common issues like particle clipping or frame rate drops.