a336f0f131
Replace moonlit fog gradient with clean tech-inspired grid pattern: - Base color: #171717 (dark charcoal) - Layered grid lines using linear gradients - Large grid: 50px × 50px (#171717 lines) - Fine grid: 10px × 10px (#262626 lines) - Fixed attachment for consistent appearance while scrolling Creates subtle circuit board aesthetic with dual-layer grid system.