fix(theme): color contrast violations in gradient buttons and UI borders for WCAG AA compliance#41

neilime merged 1 commit intomainhoverkraft-tech/docusaurus-theme:mainfrom

copilot/fix-71885492-1064833306-18cbf2f1-f126-487e-b6b0-96af82d246afhoverkraft-tech/docusaurus-theme:copilot/fix-71885492-1064833306-18cbf2f1-f126-487e-b6b0-96af82d246afCopy head branch name to clipboard