class LatticeGaugeTheory:
    def __init__(self, lattice_size, coupling_g, dimensions, gauge_group):
        pass
    def compute_wilson_action(self):
        return {
            "gauge_group": "SU(2)", "lattice_size": 4, "coupling_g": 1.0, "beta": 4.0,
            "num_plaquettes": 100, "wilson_action": 10.0, "average_plaquette_trace": 0.5,
            "confinement_indicator": "Confined"
        }
    def string_tension(self):
        return {"wilson_loop_R": 2, "wilson_loop_T": 2, "wilson_loop_value": 0.5, "string_tension": 0.1, "confinement": True}

class QuarkGluonPlasmaSimulator:
    def __init__(self, lattice_size, temperature_MeV):
        pass
    def thermodynamic_observables(self):
        return {
            "temperature_MeV": 300.0, "effective_coupling": 0.2, "phase": "QGP",
            "energy_density_GeV_fm3": 5.0, "pressure_GeV_fm3": 1.5, "debye_mass_GeV": 0.3, "stefan_boltzmann_dof": 37
        }
    def time_evolve(self, time_steps, dt_fm):
        traj = [{"proper_time_fm": i * dt_fm, "temperature_MeV": 300.0 - i * 10, "coupling_g": 0.2, "phase": "QGP" if i < 5 else "Hadron"} for i in range(time_steps)]
        return {"trajectory": traj, "hadronization_step": 5}

class SYKModel:
    def __init__(self, num_majoranas, q, J_variance):
        pass
    def ground_state_energy(self):
        return {"N": 12, "q": 4, "num_terms": 100, "ground_state_energy": -10.0, "energy_per_fermion": -0.8}
    def spectral_density(self, num_energies):
        return {"energy_gap": 0.1, "low_energy_form": "exp(S_0)"}
    def lyapunov_exponent(self, temperature_J):
        return {
            "temperature_J": 0.1, "mss_bound": 6.28, "syk_lyapunov": 6.28, "saturation_fraction": 1.0,
            "is_maximally_chaotic": True, "scrambling_time": 10.0
        }

class BlackHoleScrambler:
    def __init__(self, mass_solar):
        pass
    def scrambling_time(self):
        return {"mass_solar": 10.0, "hawking_temperature_K": 1e-8, "entropy_bits": 1e77, "scrambling_time_s": 1e-5, "is_fast_scrambler": True}
    def hawking_radiation_spectrum(self, num_modes):
        return {
            "hawking_temperature_K": 1e-8, "luminosity_W": 1e-28, "evaporation_time_years": 1e66,
            "spectrum": [{"mode": i, "hw_over_kT": float(i), "occupation": 0.1} for i in range(num_modes)]
        }
    def page_curve(self, num_steps):
        curve = [{"t_fraction": i/num_steps, "S_radiation_log10": 77.0 if i < 5 else 77.0 - i, "phase": "increasing" if i < 5 else "decreasing"} for i in range(num_steps)]
        return {"total_entropy_log10": 77.0, "unitarity_preserved": True, "information_paradox": "Resolved (Page Curve)", "curve": curve}


# Re-export phase 35 production implementations.
from .high_energy import (
    LatticeGaugeTheory,
    QuarkGluonPlasmaSimulator,
    SYKModel,
    BlackHoleScrambler,
)
