极简球体商务ppt背景

Minimalist business presentation background, soft gradient neutral tones (light gray, beige, navy blue), clean geometric shapes, subtle asymmetric lines, low saturation, matte texture, corporate aesthetic, negative space for text placement, 3D abstract elements with depth, ultra-clean composition, muted color palette, professional and modern design,futuristic holographic overlay 10% --ar 16:9 --v 6.0 --style raw