Manual de logos en cuadrícula estilo guía editorial

Card grid infographic titled "Logo Usage Rules Style Guide". 8 uniform cards in a clean editorial grid, publication-grade layout, tech futuristic mood, minimal monochrome palette. Each card contains a clear central icon or diagram, a name in English, and a one-line description in English. Include cards for: 1) Placeholder Brand Logo — generic abstract logo mark with neutral brand name, primary identity sample. 2) Clear Space Rule — diagram showing minimum safe area around the logo. 3) Minimum Size — scaled logo examples with readable size threshold. 4) Correct Placement — logo aligned in approved positions on layouts. 5) Incorrect Usage — crossed-out examples of stretching, rotating, outlining, and cluttered backgrounds. 6) Color Swatches — monochrome palette chips with hex codes such as black, white, graphite, silver. 7) Typography Hierarchy — font specimen card showing H1, H2, and body with real-looking sans and serif style lookalikes, no copyrighted font names. 8) Brand Voice Notes — concise traits like precise, modern, intelligent, restrained. Clean margins, modular spacing, thin rules, futuristic editorial poster aesthetic, vector-infographic style, crisp diagrams, subtle grayscale contrast, generic placeholders only, no real brand logos, no watermarks. All text MUST be written in English (array). Every heading, label, caption, legend and metric name in the image must be in English — not English. Spell each English word correctly using English characters and diacritics. Numbers stay as digits, no real brand logos, no watermarks Generic placeholder brand name + logo mark. Type specimens use real-looking sans / serif lookalike (no copyrighted font names rendered literally).