feat(tokens): app-local non-player tokens with session moves and UI polish

Add token library/placements, keep play-time moves for the session, lock presentation interactions, and fix export/import modal layout plus freeform trap label.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/renderer/editor/EditorApp.module.css

@@ -328,6 +328,10 @@
   transform: translate(-50%, -50%);
   width: 520px;
   max-width: calc(100vw - 32px);
+  max-height: calc(100vh - 32px);
+  overflow: auto;
+  box-sizing: border-box;
+  min-width: 0;
   border-radius: var(--radius-lg);
   border: 1px solid var(--stroke);
   background: var(--color-surface-elevated);
@@ -335,6 +339,7 @@
   padding: 16px;
   display: grid;
   gap: 12px;
+  grid-template-columns: minmax(0, 1fr);
 }
 
 .modalHeader {
@@ -364,6 +369,17 @@
 .fieldGrid {
   display: grid;
   gap: 6px;
+  min-width: 0;
+}
+
+.fieldGroup {
+  display: grid;
+  gap: 6px;
+  min-width: 0;
+}
+
+.fieldGroupSpaced {
+  margin-top: 10px;
 }
 
 .fieldLabel {
@@ -377,22 +393,6 @@
   font-size: var(--text-xs);
 }
 
-.selectInput {
-  width: 100%;
-  box-sizing: border-box;
-  padding: 8px 10px;
-  padding-right: 28px;
-  border-radius: var(--radius-sm);
-  border: 1px solid var(--stroke);
-  background-color: var(--bg0);
-  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M2.5 4.25L6 7.75L9.5 4.25' stroke='rgba(255,255,255,0.72)' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
-  background-repeat: no-repeat;
-  background-position: right 8px center;
-  background-size: 12px 12px;
-  color: var(--text0);
-  font: inherit;
-}
-
 .rowFlex {
   display: flex;
   gap: 8px;
@@ -402,8 +402,13 @@
 .modalFooter {
   display: flex;
   justify-content: flex-end;
+  align-items: center;
+  flex-wrap: wrap;
   gap: 10px;
   margin-top: 4px;
+  width: 100%;
+  min-width: 0;
+  box-sizing: border-box;
 }
 
 .licenseBlockTitle {