Main subject: Tech tree crafted from circuit patterns, branches covered in cyan-blue lines, gradient leaves adorned with flickering light points, roots extending into a precision circuit network. Scene: Quiet, deep future intelligent virtual space, no text. Style: Minimalist futuristic digital art, tech-nature fusion texture. Color palette: Blue-gray gradient background, cyan-blue paired with turquoise, cool and elegant. Lighting: Lines emit cool-tone glow, light points are fine and bright, soft layers. Composition: Tech tree positioned at the center of the frame, roots spreading across the entire画面, balanced and grand. Purpose: AI promotion, IoT-themed poster, green tech innovation visual design.