Minimalist luxury background for Instagram carousel slide, deep dark navy blue and charcoal gradient texture with subtle grain. Soft glowing golden amber abstract light leak or bokeh on the right side only, creating a sense of depth and mystery. Smooth matte finish, no sharp objects, no people, no patterns. Center area is clean, dark, and empty with negative space for white serif typography. Elegant, feminine, psychological health aesthetic, high resolution, 4k, vertical aspect ratio 9:16. --ar 9:16 --stylize 250
