diff --git a/frontend/index.html b/frontend/index.html
index 14dcd56..2bafe64 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -2611,6 +2611,7 @@
         .bell-meta { font-family: 'IBM Plex Mono', monospace; font-size: 12px; color: var(--text-subtle); margin: -4px 0 10px; }
         .bell-summary { font-size: 13px; color: var(--text-secondary); line-height: 1.45; margin: 0 0 14px; padding: 10px 12px; background: var(--bg-input); border: 1px solid var(--border); border-radius: 8px; }
         .bell-back { width: 100%; margin-top: 10px; background: transparent; border: none; color: var(--accent-light); font-size: 14px; font-family: inherit; cursor: pointer; padding: 8px; }
+        .bell-back:disabled { opacity: 0.5; cursor: default; }
         .quicklog-hint { font-size: 13px; color: var(--text-subtle); line-height: 1.5; margin: 0 0 12px; }
         .quicklog-pool { display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
         .quicklog-empty { font-size: 13px; color: var(--text-subtle); padding: 16px 4px; }
@@ -2708,6 +2709,8 @@
             background: transparent; border: 1px solid var(--danger-soft); color: var(--danger-soft);
             border-radius: var(--mobile-control-radius); font-size: 14px; font-family: inherit; cursor: pointer;
         }
+        /* Match .sheet-submit's disabled affordance on the secondary actions (Reject, Back, Delete). */
+        .sheet-remove:disabled { opacity: 0.5; cursor: default; }
         .dedup-box { background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--mobile-control-radius); padding: 8px 12px; margin: -4px 0 14px; }
         .dedup-box-title { font-size: 12px; color: var(--due-soon, #e0b341); margin-bottom: 4px; }
         .dedup-match { font-size: 13px; color: var(--text-secondary); padding: 3px 0; }