Total Entropy Conservation in Information-Matter Coupled Systems and the Nature of Consciousness v4.3

This version introduces a continuous coupling-spectrum parameter to resolve conceptual tension in entropy classification; extends the dark matter intermediate-state hypothesis with testable qualitative predictions; establishes direct correspondence between the consciousness framework and established neuroscientific findings, adding two new testable predictions; provides a concrete astrophysical qualitative correspondence event for Stage III information purification; and adjusts the wording of the double-slit interpretation. impossibility of homogeneous room-temperature superconductor https://doi.org/10.5281/zenodo.20159870 References 4, 7, and 19 are not cited in this version and will be removed or assigned citations in the next revision; the publication details of 7 remain to be verified. These do not affect the derivations or conclusions. The preprint was revised with the help of artificial intelligence language touch-ups and formula formatting tools