
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
Let \\(\triangle ABC\\) have its three internal angles \\(A\\), \\(B\\), \\(C\\) opposite to sides \\(a\\), \\(b\\), \\(c\\) respectively, and \\(b(\sin B-\sin C)+(c-a)(\sin A+\sin C)=0\\).  
(Ⅰ) Find the size of angle \\(A\\);  
(Ⅱ) If \\(a= \sqrt {3}\\) and \\(\sin C= \dfrac {1+ \sqrt {3}}{2}\sin B\\), find the area of \\(\triangle ABC\\).

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