Update day-schedule layout (style improvements/fixes), attached delta badge to time input field

src/components/simulation-chart.tsx

@@ -28,6 +28,7 @@ import {
 } from './ui/tooltip';
 import { useElementSize } from '../hooks/useElementSize';
 
+// TODO make use of the actual theme colors;some colors are not matching the classes in the comments
 // Chart color scheme
 const CHART_COLORS = {
   // d-Amphetamine profiles
@@ -42,7 +43,7 @@ const CHART_COLORS = {
 
   // Reference lines
   regularPlanDivider: '#22c55e',  // green-500
-  deviationDayDivider: '#9ca3af', // gray-400
+  deviationDayDivider: '#f59e0b', // yellow-500
   therapeuticMin: '#22c55e',  // green-500
   therapeuticMax: '#ef4444',  // red-500
   dayDivider: '#9ca3af',      // gray-400