diff --git a/src/server/board/styles.ts b/src/server/board/styles.ts
index 27cb2dd..8d500f8 100644
--- a/src/server/board/styles.ts
+++ b/src/server/board/styles.ts
@@ -122,7 +122,7 @@ export function boardV2Css(): string {
     /* ── Layout ───────────────────────────────────────────────────────── */
     .b2-body {
       display: grid; grid-template-columns: minmax(0, 1fr) minmax(290px, 330px);
-      gap: 16px; min-height: 0; flex: 1 1 auto; align-items: start;
+      gap: 16px; min-height: 0; flex: 1 1 auto;
     }
     .b2-main { min-width: 0; display: flex; flex-direction: column; gap: 14px; min-height: 0; height: 100%; }
     .b2-glass {
@@ -171,7 +171,7 @@ export function boardV2Css(): string {
     /* ── Board columns & task cards (ported v1, glass look) ───────────── */
     .board {
       display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
-      gap: 12px; align-items: stretch; min-width: 0; min-height: 0; height: 100%;
+      gap: 12px; align-items: stretch; min-width: 0; min-height: 0; flex: 1 1 auto;
     }
     .column {
       min-width: 0; background: var(--b2-surface); border: 1px solid var(--b2-border);