style(skills): match accordion category heading size/weight/tracking to mp-card__title

public/css/main.css

@@ -4043,9 +4043,9 @@ html[data-font="mono"] .portfolio-card__title {
 .skills-category__title {
   margin: 0;
   font-family: var(--font-accent);
-  font-size: clamp(1rem, 1.55vw, 1.18rem);
+  font-size: clamp(1.14rem, 2.6vw, 1.38rem);
   font-weight: 700;
-  letter-spacing: 0.03em;
+  letter-spacing: -0.02em;
   text-transform: uppercase;
   color: color-mix(in srgb, var(--text) 82%, var(--text-muted));
 }
@@ -4132,7 +4132,7 @@ html[data-font="mono"] .portfolio-card__title {
 }
 
 html[data-font="geologica"] .skills-category__title {
-  font-weight: 800;
+  font-weight: 700;
 }
 
 .skills-category__grid {
@@ -4201,8 +4201,8 @@ html[data-font="geologica"] .skills-category__title {
     z-index: auto;
     line-height: 1.22;
     max-width: none;
-    font-size: clamp(1.08rem, 1.85vw, 1.48rem);
-    letter-spacing: 0.025em;
+    font-size: clamp(1.14rem, 2.6vw, 1.38rem);
+    letter-spacing: -0.02em;
   }
 }