卡通风虚拟货币区块链办公元素

Flat pixel art cryptocurrency icons on white background, pure mosaic style with no cartoon faces, pixel Bitcoin with orange B symbol and circuit pattern, Ethereum with purple diamond and network nodes, blockchain with chain links and blocks, crypto wallet with digital keys and coins, mining rig with computer and hash rate, smart contract with code and agreement, decentralized finance with interconnected nodes, NFT with digital art and ownership token, exchange platform with trading pairs, nine icons evenly distributed in three rows and three columns, clean geometric pixel shapes with crypto orange, blue and purple palette, no facial expressions, pure digital asset representation.