Clean, professional hero background in shades of blue and teal that conveys cyber security and trust. Abstract cyberspace made of glowing network lines, softly flowing data streams and particles, subtle shield/padlock motif integrated into the pattern (no literal big icons), depth and gentle motion blur, modern, minimal, high-tech, high contrast on the left for overlaid title and date, no text, no watermark, aspect ratio 16:5 (1920x600), ultra-detailed, smooth gradients, crisp but not busy. Negative prompt: clutter, noisy texture, hard edges, busy typography, human faces, stock-photo look, low contrast. See more