Interactive 3D quantum circuit simulator! 🌌 Add qubits, apply Hadamard & CNOT gates, and measure. Visualize state vectors on Bloch spheres. ⚙️ Select preset circuits (Bell State, Teleportation, Grover's). 🔄 Control the camera with WASD, right-click & drag, and scroll wheel. See circuit & algorithm details. 🔬