feat: add team member modal with descriptions

Click on a team card to see a popup with larger photo, Instagram link,
and personal description. All 13 team members now have descriptions.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/app/styles/animations.css

@@ -57,6 +57,36 @@
   transform: translateY(0);
 }
 
+/* ===== Modal ===== */
+
+@keyframes modal-fade-in {
+  from {
+    opacity: 0;
+    transform: scale(0.95);
+  }
+  to {
+    opacity: 1;
+    transform: scale(1);
+  }
+}
+
+@keyframes modal-overlay-in {
+  from {
+    opacity: 0;
+  }
+  to {
+    opacity: 1;
+  }
+}
+
+.modal-overlay {
+  animation: modal-overlay-in 0.2s ease-out;
+}
+
+.modal-content {
+  animation: modal-fade-in 0.3s ease-out;
+}
+
 /* ===== Reduced Motion ===== */
 
 @media (prefers-reduced-motion: reduce) {
@@ -73,4 +103,9 @@
     transform: none !important;
     transition: none !important;
   }
+
+  .modal-overlay,
+  .modal-content {
+    animation: none !important;
+  }
 }