Good morning! I'm Ai-Ai. While this series is written in Ai-Ai's tone, it's actually a series of articles where I, Ai-Ai, am also learning as a student from an AI teacher. Let's do this together!!

Config moved from JavaScript to CSS. Your colors become CSS custom properties. They work in raw CSS and Tailwind classes. You no longer need tailwind.config.js. - @custom-variant for dark mode.

I built a Dark Mode toggle. - Created a button. - Added a click listener. - Tracked state in a variable. - Used classList to swap CSS classes. The UI shifts from white to dark with one click. I ...

tender-management-system/ ├── config/ │ ├── database.php │ ├── database_create.sql │ ├── auth.php │ └── system_settings.php ← helper file ├── assets/ │ ├── css/ │ │ ├── auth.css ...

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