
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 $\triangle ABC$, the sides opposite to angles $A$, $B$, and $C$ are $a$, $b$, and $c$ respectively, and $1+ \frac{\tan A}{\tan B}= \frac{2c}{b}$.
(1) Find angle $A$;
(2) Given $a= \frac{7}{2}$, and the area of $\triangle ABC$ is $S= \frac{3 \sqrt{3}}{2}$, find the value of $b+c$.

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