[Style] Compact Modern Nodes (#6687)

## Summary

Simple and clean is the way that we're making the nodes tonight.

## Changes

- **What**: Smaller minimum widths for nodes and labels
- **What**: Smaller font for the labels
- **What**: Removed outlines for widgets
- **What**: Fixes a text/background issue with buttons on widgets
- **What**: Smaller header
- **What**: Less padding within the node itself

## Review Focus

Check out the new styles and how they align with the Designs.

## Screenshots

| Before | After |
| --- | --- |
| <img width="542" height="486" alt="image"
src="https://github.com/user-attachments/assets/41fe9801-7a43-49ac-87fc-36d3b2ee82fb"
/> | <img width="411" height="388" alt="image"
src="https://github.com/user-attachments/assets/a7c21120-bf67-4039-86b3-c348bcc4341b"
/> |

<!-- Add screenshots or video recording to help explain your changes -->

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-6687-Style-Compact-Modern-Nodes-2aa6d73d365081c48db3c5491c556dc9)
by [Unito](https://www.unito.io)

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Co-authored-by: github-actions <github-actions@github.com>

Author: DrJKL