Scriviamo tutto in modo che il capitolato sia chiaro.

It can mean either in Italian, because scriviamo is the first person plural form of scrivere.

In this sentence, the most natural reading is often let’s write everything in such a way that..., because it sounds like a suggestion or instruction to a group.

But grammatically, it could also mean we write everything in such a way that... if the sentence is being used more descriptively.

So:

• scriviamo = we write
• scriviamo! can also function as let’s write!

Context tells you which one is intended.

In modo che means so that or in such a way that.

It introduces the purpose or intended result of the action:

• Scriviamo tutto = we write everything / let’s write everything
• in modo che il capitolato sia chiaro = so that the specifications document is clear

It is a very common structure in Italian when you want to explain why something is done or what result you want to achieve.

Because after in modo che, Italian normally uses the subjunctive when you are expressing a goal, intention, or desired result.

Here the idea is:

• we write everything so that the document may be / will be intended to be clear

Since this is not just stating a plain fact but expressing a purpose, Italian uses:

• sia = present subjunctive of essere

So:

• il capitolato è chiaro = the specifications document is clear
• in modo che il capitolato sia chiaro = so that the specifications document may be clear / is clear as intended

Sia is the present subjunctive of essere.

Here is the present subjunctive of essere:

• che io sia
• che tu sia
• che lui/lei sia
• che noi siamo
• che voi siate
• che loro siano

In your sentence, the subject is il capitolato, which is third person singular, so Italian uses sia.

Capitolato is a somewhat technical word. It usually refers to a specifications document, statement of specifications, or contract/specification document, depending on context.

It is common in business, legal, construction, procurement, and technical writing.

So il capitolato is not just any document: it is usually a document laying out requirements, specifications, conditions, or technical details.

Italian often uses the definite article where English may or may not use one.

Here, il capitolato means the specifications document or the spec document. It refers to a specific document that the speakers have in mind.

Using il is completely normal because capitolato is:

• singular
• masculine
• definite

So:

• il capitolato = the specifications document

Because chiaro agrees with il capitolato.

In Italian, adjectives usually agree in gender and number with the noun they describe.

Here:

• capitolato is masculine singular
• so the adjective is chiaro

Compare:

• il capitolato è chiaro
• la relazione è chiara
• i documenti sono chiari
• le istruzioni sono chiare

Because tutto here functions as the direct object: everything.

So the basic structure is:

• Scriviamo tutto = We write everything / Let’s write everything

This word order is very natural in Italian. The verb often comes before its object, just as in English.

You could sometimes move things around for emphasis, but scriviamo tutto is the neutral and standard order.

Sometimes yes, but the nuance changes a little.

• in modo che = so that / in such a way that
  • this stresses the manner or way of doing something
• così che can also mean so that, but it may sound a little different stylistically and is not always interchangeable in every context
• perché can mean so that when it expresses purpose, but it is usually less focused on the manner of writing

So in this sentence, in modo che is a very good choice because the idea is:

• let’s write everything in such a way that the document is clear

That emphasis on how you write is important.

Here che introduces the subordinate clause:

• che il capitolato sia chiaro

It works like that in English, but in this kind of structure the whole expression in modo che is best learned together as a unit meaning so that.

So instead of thinking:

• in modo
  • che

it is often easier for learners to remember:

• in modo che = so that / in such a way that

Yes, it sounds fairly neutral-to-formal, especially because of the word capitolato, which is technical and professional.

The grammar is standard and natural, and the sentence would fit well in:

• a work meeting
• a technical discussion
• a professional email
• documentation planning

It is not overly stiff, but it definitely belongs more to professional Italian than casual everyday chat.