1. Tailwind migretion. 2. Backend Type Safety. 3. Context Refactoring.

tailwind.config.js

@@ -0,0 +1,50 @@
+/** @type {import('tailwindcss').Config} */
+export default {
+    content: [
+        "./index.html",
+        "./src/**/*.{js,ts,jsx,tsx}",
+    ],
+    theme: {
+        extend: {
+            fontFamily: {
+                sans: ['Roboto', 'sans-serif'],
+            },
+            colors: {
+                // Material 3 Dark Theme approximation
+                'surface': '#141218', // Very dark background
+                'surface-container-low': '#1D1B20',
+                'surface-container': '#211F26', // Cards
+                'surface-container-high': '#2B2930', // Input fields
+                'on-surface': '#E6E0E9',
+                'on-surface-variant': '#CAC4D0',
+
+                // Using the Emerald scheme from previous request but mapped to M3 tokens
+                'primary': '#6EE7B7', // Emerald 300 (Light for dark mode)
+                'on-primary': '#003828', // Emerald 900
+                'primary-container': '#00513B', // Emerald 800
+                'on-primary-container': '#6EE7B7', // Emerald 300
+
+                'secondary': '#CCC2DC',
+                'secondary-container': '#4A4458',
+                'on-secondary-container': '#E8DEF8',
+
+                'tertiary': '#EFB8C8',
+                'tertiary-container': '#633B48',
+
+                'error': '#F2B8B5',
+                'error-container': '#8C1D18',
+                'on-error': '#601410',
+                'on-error-container': '#F9DEDC',
+
+                'outline': '#938F99',
+                'outline-variant': '#49454F'
+            },
+            boxShadow: {
+                'elevation-1': '0px 1px 3px 1px rgba(0, 0, 0, 0.15), 0px 1px 2px 0px rgba(0, 0, 0, 0.30)',
+                'elevation-2': '0px 2px 6px 2px rgba(0, 0, 0, 0.15), 0px 1px 2px 0px rgba(0, 0, 0, 0.30)',
+                'elevation-3': '0px 4px 8px 3px rgba(0, 0, 0, 0.15), 0px 1px 3px 0px rgba(0, 0, 0, 0.30)',
+            }
+        },
+    },
+    plugins: [],
+}