
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
In $\triangle ABC$, $A, B, C$ are the three interior angles, and $a, b, c$ are the sides opposite to angles $A, B, C$ respectively. It is given that $2 \sqrt{2}\left(\sin^2 A - \sin^2 C\right) = (a - b) \sin B$, and the radius of the circumcircle of $\triangle ABC$ is $\sqrt{2}$.
(1) Find angle $C$;
(2) Find the maximum area $S$ of $\triangle ABC$.

Present the answer in LaTex format: \boxed{Your answer}
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