Erasure→Heat Catalyst (v2)

Adds a draggable color map + live readout of thermal / binding / flow.
Art Input & Catalyst Controls
Draw → Cast
thermal
binding
flow
rgb
Drag inside the color map to pick Saturation/Value; adjust Hue with the slider.
R→thermal, G→binding, B→flow.
Catalyst Temp
0°
stable
Spell Efficiency
0.00
alignment × coherence × focus
World Heatmap
ΔT
Heat diffuses over time. High catalyst temperature triggers thermal runaway and backwash.