fix: improve font visibility in light mode by adjusting color scheme

[swaindhruti]

• updated foreground color in global.css for better visibility in light mode
• updated total events to 60+ in events section

[netlify[bot]]

✅ Deploy Preview for innovision ready!

Name	Link
🔨 Latest commit	6b2f70523e9739c7038c35db1517bf556ff6546a
🔍 Latest deploy log	https://app.netlify.com/sites/innovision/deploys/671554b56b5e6e0008043c52
😎 Deploy Preview	https://deploy-preview-191--innovision.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.