Cross-section schematic diagram of semantic memory retrieval pathways. Lower cognitive tiers show active phonetic fragments (first letter, syllable count) glowing blue, while the top lexical output node remains dark and disconnected. Clean modern vector aesthetic against a neutral dark grey background.. Spatial layout: словесные блоки выстроены по вертикальной оси с разрывом соединения на верхнем уровне.. Context markers: laboratory cognitive testing equipment. The complete visual composition—including all primary subjects, secondary supporting elements, boundaries, and environmental contours—must sit comfortably inside the canvas with generous clean white negative space visible on all four sides (target 8-12% margins, minimum 6%). The entire visual assembly must occupy maximum 80% canvas height and 84% canvas width. Nothing touches or crosses any canvas edge. Do not crop the primary subject. Clean isolated 2D explainer composition against pure white/off-white background. hand-drawn 2D explainer cartoon illustration, confident clean black outlines, flat cel-style colors, simplified readable forms, soft minimal shading, clear focal hierarchy, clean educational YouTube illustration, no photorealism, no 3D rendering, no typography, no text, no watermarks
