Standardize create-flow option steps on one question-and-options layout and Selection sizes.

Method cards, chips, and the right rail now share the two-column shell; last options clear the footer fade, See all stays under the stack, and the left heading no longer jumps when the list expands.

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

tests/unit/flowSteps.test.ts

@@ -234,10 +234,19 @@ describe("flowSteps", () => {
     expect(isDirectTemplateReviewEntry(null)).toBe(false);
   });
 
-  it("uses split-column scroll for select, right-rail, and stakeholders", () => {
+  it("uses split-column scroll for select, method-card, right-rail, and stakeholders", () => {
     expect(createFlowStepUsesSelectSplitScroll("community-structure")).toBe(
       true,
     );
+    expect(createFlowStepUsesSelectSplitScroll("communication-methods")).toBe(
+      true,
+    );
+    expect(createFlowStepUsesSelectSplitScroll("membership-methods")).toBe(
+      true,
+    );
+    expect(createFlowStepUsesSelectSplitScroll("conflict-management")).toBe(
+      true,
+    );
     expect(createFlowStepUsesSelectSplitScroll("confirm-stakeholders")).toBe(
       true,
     );