2x2 grid, 16:9, do this for science inspired topics: [EQU...

2x2 grid, 16:9, do this for science inspired topics: [EQUATION]  ([Subject]) + (bold central comic emblem, thick black outlines, halftone dot shading) + (starbursts, impact lines, speed marks, jagged arrows) + (loud uppercase headline with red fill, black outline, shadow) + (2–4 speech bubble or badge callouts with punchy words) + (lower caption banner for stats or punchline) + (limited retro screenprint palette: red, navy, teal, orange, black, cream, vintage yellow) + (cream cotton shirt, flat-lay, subtle fabric texture) + (slight ink distress, misregistration, vintage wear) - (photorealism) - (soft gradients) - (tiny unreadable text) - (empty space without graphic framing) = [THE OUTPUT]  [INSTRUCTION] Render the visual solution. [Subject] becomes a retro comic T-shirt graphic.  VISUAL LOGIC: - Center the subject as an action emblem, surrounded by comic energy. - Headline arches above, short callouts burst from key details. - Lower banner ties it together like a wearable poster.  MATERIAL LOGIC: - Ink sits on fabric, not floating. Halftone dots are visible at close range. - Colors stay flat, separated by black keyline.  OUTPUT: A finished flat-lay product mockup of the shirt, 8K, e-commerce ready.28:T4c4,2x2 grid,