style(themes): improve usability scaling for executive-slate

Increased base font size from 13px to 15px and expanded padding to provide better touch targets and functional proportions.

themes/executive-slate/rofi.rasi

@@ -6,7 +6,7 @@
 * {
     background-color: transparent;
     text-color: var(text, #D4DAE8);
-    font: "Inter 13";
+    font: "Inter 15";
 }
 
 window {
@@ -15,7 +15,7 @@ window {
     border: 1px;
     border-color: var(overlay, #333947);
     border-radius: 4px;
-    padding: 16px;
+    padding: 24px;
 }
 
 mainbox {

themes/executive-slate/waybar.css

@@ -2,7 +2,7 @@
 
 * {
   font-family: "Inter", "Symbols Nerd Font", sans-serif;
-  font-size: 13px;
+  font-size: 15px;
   font-weight: 500;
   border: none;
   border-radius: 0;
@@ -34,7 +34,7 @@ window#waybar {
 #custom-powerprofile,
 #custom-updates,
 #custom-doctor {
-  padding: 0 10px;
+  padding: 0 12px;
   margin: 0;
   border-radius: 0;
 }