style(static/css): add new utility classes and tracking variable

This update introduces new utility classes and a tracking variable to enhance styling capabilities in the Tailwind CSS configuration.

**New Features:**
- Added `--tracking-wide` CSS variable for letter spacing control
- Introduced `.tracking-wide` utility class for consistent letter spacing
- Added `.link-hover` utility class with hover state styling for links

**Enhancements & Refinements:**
- Added `.pt-4` padding utility class for top padding control
```

static/css/tailwind.css

@@ -33,6 +33,7 @@
     --font-weight-medium: 500;
     --font-weight-semibold: 600;
     --font-weight-bold: 700;
+    --tracking-wide: 0.025em;
     --tracking-wider: 0.05em;
     --radius-md: 0.375rem;
     --radius-lg: 0.5rem;
@@ -2372,6 +2373,9 @@
   .py-10 {
     padding-block: calc(var(--spacing) * 10);
   }
+  .pt-4 {
+    padding-top: calc(var(--spacing) * 4);
+  }
   .pt-20 {
     padding-top: calc(var(--spacing) * 20);
   }
@@ -2456,6 +2460,10 @@
     --tw-font-weight: var(--font-weight-semibold);
     font-weight: var(--font-weight-semibold);
   }
+  .tracking-wide {
+    --tw-tracking: var(--tracking-wide);
+    letter-spacing: var(--tracking-wide);
+  }
   .tracking-wider {
     --tw-tracking: var(--tracking-wider);
     letter-spacing: var(--tracking-wider);
@@ -2524,6 +2532,16 @@
   .uppercase {
     text-transform: uppercase;
   }
+  .link-hover {
+    @layer daisyui.l1.l2 {
+      text-decoration-line: none;
+      &:hover {
+        @media (hover: hover) {
+          text-decoration-line: underline;
+        }
+      }
+    }
+  }
   .opacity-50 {
     opacity: 50%;
   }