Add minification benchmarks dashboard with interactive charts

Co-authored-by: Boshen <1430279+Boshen@users.noreply.github.com>

Author: Copilot

apps/dashboard/src/App.css

@@ -62,6 +62,54 @@
   }
 }
 
+/* Page Navigation */
+.page-nav {
+  background: #f8fafc;
+  padding: 1rem 2rem;
+  display: flex;
+  gap: 0.5rem;
+  max-width: 1200px;
+  margin: 0 auto;
+  border-bottom: 1px solid #e2e8f0;
+}
+
+.page-button {
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+  padding: 0.75rem 1.5rem;
+  border: 2px solid transparent;
+  background: white;
+  border-radius: 0.5rem;
+  cursor: pointer;
+  font-weight: 600;
+  font-size: 0.9rem;
+  transition: all 0.2s ease;
+  color: #64748b;
+  text-transform: capitalize;
+  letter-spacing: -0.025em;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+}
+
+.page-button:hover {
+  background: #f1f5f9;
+  color: #475569;
+  transform: translateY(-1px);
+  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
+}
+
+.page-button.active {
+  background: #000000;
+  color: white;
+  border-color: #000000;
+  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
+}
+
+.page-button.active:hover {
+  background: #374151;
+  transform: translateY(-1px);
+}
+
 /* Navigation */
 .dashboard-nav {
   background: transparent;