implement rollover tracking + simple view session summary

static/css/style.css

@@ -1054,6 +1054,21 @@ td a:hover {
     grid-template-columns: repeat(3, minmax(0, 1fr));
 }
 
+.table-toolbar {
+    display: flex;
+    gap: 0.65rem;
+    margin-bottom: 1rem;
+}
+
+.table-view-toggle.is-active {
+    background: rgba(255, 166, 77, 0.12);
+    border-color: rgba(255, 166, 77, 0.28);
+}
+
+.session-results-table.compact .detail-col {
+    display: none;
+}
+
 @media (max-width: 1100px) {
     .payout-summary-grid {
         grid-template-columns: repeat(2, minmax(0, 1fr));