YouTube thumbnail, 1280x720px, ultra-sharp, cinematic quality. CHANNEL IDENTITY: Dark sci-fi realis

“YouTube thumbnail, 1280x720px, ultra-sharp, cinematic quality. CHANNEL IDENTITY: Dark sci-fi realism. High contrast. Black or deep navy base (#0A0A0F). Primary accent: electric blue (#0066FF) OR amber (#FF9900) — pick ONE per video. Mood: serious, intelligent, slightly unsettling. Not clickbait panic — controlled tension. VISUAL STRUCTURE (pick one per video): [ ] SPLIT — two contrasting halves divided by a crack/light beam [ ] FOCAL OBJECT — one powerful symbolic object, centered or off-center [ ] SCALE CONTRAST — small human figure vs massive abstract structure [ ] COUNTDOWN/DATA — glowing text/numbers as visual element [ ] VOID + LIGHT — figure or object emerging from deep darkness SYMBOLIC OBJECT FOR THIS VIDEO: → [ВСТАВИТИ: напр. "a cracked hourglass with circuits inside" / "a neural network inside a glass cage" / "a city skyline reflected in an AI eye"] MOOD/EMOTION FOR THIS VIDEO: → [ВСТАВИТИ: tension / awe / cold clarity / quiet dread / quiet hope] LIGHTING: Dramatic single-source or dual-source. Hard shadows. Color of light: [electric blue / amber / cold white / deep red — pick one] No soft diffuse lighting. Cinematic depth of field. FORBIDDEN: — No human faces (exceptions: silhouettes only) — No logos, brand names, or UI elements — No text rendered into the image — No purple gradients — No stock-photo aesthetics — No cartoons or flat design OUTPUT: photorealistic render, IMAX depth, dark background, high contrast, ready for text overlay.”