Adjust edge line opacity to 2x original (0.15 → 0.30)

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Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>

Author: 3 people

docs/projects/nthpartyfinder/index.html

@@ -1234,7 +1234,7 @@ <h2 class="section-title">Ready to Find Your Nth Party?</h2>
 const edgeMat = new THREE.LineBasicMaterial({
   vertexColors: true,
   transparent: true,
-  opacity: 0.45,
+  opacity: 0.30,
   linewidth: 1,
 });
 const edgeMesh = new THREE.LineSegments(edgeGeo, edgeMat);