Chalkboard AI 产品信息图

A highly detailed Japanese promotional infographic poster for “Claude Opus 4.7” designed like premium chalkboard signage, front-facing and perfectly centered, filling the frame like a presentation slide, with a matte black textured background, hand-drawn white chalk outlines, crisp neon accent colors in orange, cyan, pink, yellow, green, and purple, dense multi-section layout with numbered panels, benchmark bar charts, comparison matrix, pricing table, workflow icons, user testimonials, QR code, speech bubbles, arrows, and a central headline in bold Japanese text reading “Claude Opus 4.7 リリース!!”; polished startup marketing meets educational explainer board, combining clean vector infographics with subtle chalk dust texture, precise typography, playful doodles, and symmetrical grid composition, evenly lit studio presentation look, ultra-sharp print-quality rendering, flat straight-on camera view, high contrast, modern tech poster aesthetic.