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Add scientific calculator with dark/light theme toggle#27
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Co-authored-by: haslam93 <36418598+haslam93@users.noreply.github.com>
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[WIP] Update calculator to include modern design and functionality
Add scientific calculator with dark/light theme toggle
Jan 20, 2026
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Transforms basic 4-function calculator into full scientific calculator with persistent theme switching.
Changes
Scientific Functions (client-side)
sin,cos,tan(degree mode)log(base 10),ln(natural)x²,x^y,√,eˣ|x|,1/x,%,±π,eTheme System
.dark-themeclass replaces media query approachLayout
Implementation Notes
x^y) handled client-side viaMath.pow()Screenshots
Before:
After - Light Mode:
After - Dark Mode:
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