Build investor-grade pitch decks as HTML rendered to a 16:9 PDF — a dark editorial design system, a narrative arc that earns each slide, and "product artifact" visuals (fabricated-but-plausible UI, logs, graphs, boards) instead of stock imagery or clip art. Use this whenever the user wants a pitch deck, investor deck, fundraising deck, seed or Series A deck, demo-day deck, or a board or partner presentation; asks to design, write, restructure, critique, or redesign slides; asks what slides their deck needs or what order they should go in; wants a specific slide built (problem, solution, market sizing, traction, team, vision, architecture); or wants an existing deck upgrad…