Create a nostalgic, atmospheric lo-fi cover art for a YouTube music video with a rainy London winter aesthetic. The design should evoke cozy melancholy, vintage warmth, and contemplative solitude. FORMAT & RESOLUTION: Dimensions: 3840 × 2160 pixels (4K YouTube thumbnail/cover), also provide 1920 × 1080px version. Aspect Ratio: 16:9 (horizontal/landscape). Resolution: 300 DPI for render, 72 DPI for web delivery. Color Mode: RGB 8-bit, sRGB color space. Export: High-quality JPG (95% quality) and PNG-24. Film grain and texture: Yes, visible analog feel. SCENE COMPOSITION: Main Subject: A rain-streaked window view looking out onto a grey, misty London winter street scene. The window should occupy 60-75% of the frame. Camera Position: Interior perspective, shooting through the window from inside a warm room looking outward into the cold, rainy exterior. Depth: Clear foreground (interior window frame), mid-ground (rain on glass), background (blurred street scene through rain). WINDOW DETAILS: Style: Classic London sash window or Victorian-era window with wooden frame. Frame Color: Weathered white paint (#F5F5F0, #E8E6E0) with subtle chipping and age marks showing grey-brown wood underneath. Window Panes: 4-6 panes in traditional grid pattern, slightly uneven vintage glass with subtle warping. Rain on Glass: Heavy raindrops streaming down the windowpanes in organic, uneven trails. Water droplets: Various sizes (large streaks and small beads), some in sharp focus on the glass surf