Men's Smart Casual Guide

I need help with: men's smart casual guide.

Context: [workplace type / event / general]
Fit preference: [trim / classic / relaxed]
Budget: [£AMOUNT]
What I have already: [DESCRIBE]
Style direction: [clean / classic / modern]

Give me a practical dressing guide:
1. **The formula** — the outfit structure that always works
2. **Key pieces to own** — specific items, not vague categories
3. **Fit guidance** — the most important element of looking polished
4. **Colour combinations** — specific and usable
5. **Footwear** — the right choices for the look
6. **What to avoid** — mistakes that actually look wrong

I need help with: men's smart casual guide.

Context: [workplace type / event / general]
Fit preference: [trim / classic / relaxed]
Budget: [£AMOUNT]
What I have already: [DESCRIBE]
Style direction: [clean / classic / modern]

Give me a practical dressing guide:
1. **The formula** — the outfit structure that always works
2. **Key pieces to own** — specific items, not vague categories
3. **Fit guidance** — the most important element of looking polished
4. **Colour combinations** — specific and usable
5. **Footwear** — the right choices for the look
6. **What to avoid** — mistakes that actually look wrong