diff --git a/src/components/insights/mood/mood-notes-timeline.tsx b/src/components/insights/mood/mood-notes-timeline.tsx
deleted file mode 100644
index 136cdbcfd..000000000
--- a/src/components/insights/mood/mood-notes-timeline.tsx
+++ /dev/null
@@ -1,78 +0,0 @@
-"use client";
-
-import { formatDateTime } from "@/lib/format";
-import { useTranslations } from "@/lib/i18n/context";
-import { MOOD_LABEL_KEYS } from "@/lib/mood/labels";
-
-/**
- * v1.8.5 (C1) — notes timeline.
- *
- * Chronological feed of recent mood entries that carry a free-text note,
- * each with its score, mood label, note text, and tag chips. Renders the
- * note as a plain React text child (no markdown library — the project
- * forbids one for XSS reasons).
- */
-
-export interface MoodNoteEntry {
-  date: string;
-  loggedAt: string;
-  score: number;
-  mood: string | null;
-  note: string;
-  tags: string[];
-  structuredTagLabelKeys: string[];
-}
-
-export function MoodNotesTimeline({ notes }: { notes: MoodNoteEntry[] }) {
-  const { t } = useTranslations();
-
-  return (
-    <ul className="space-y-3" data-slot="mood-notes-timeline">
-      {notes.map((entry) => {
-        const moodLabel =
-          entry.mood && MOOD_LABEL_KEYS[entry.mood]
-            ? t(MOOD_LABEL_KEYS[entry.mood])
-            : entry.mood;
-        return (
-          <li
-            key={`${entry.loggedAt}-${entry.date}`}
-            className="border-border/60 border-l-2 pl-3"
-          >
-            <div className="text-muted-foreground flex items-center gap-2 text-xs">
-              <span className="text-foreground font-semibold tabular-nums">
-                {entry.score}
-              </span>
-              {moodLabel && <span>({moodLabel})</span>}
-              <span>·</span>
-              <span>{formatDateTime(entry.loggedAt)}</span>
-            </div>
-            <p className="text-foreground/90 mt-0.5 text-sm whitespace-pre-wrap">
-              {entry.note}
-            </p>
-            {(entry.structuredTagLabelKeys.length > 0 ||
-              entry.tags.length > 0) && (
-              <div className="mt-1 flex flex-wrap gap-1">
-                {entry.structuredTagLabelKeys.map((labelKey) => (
-                  <span
-                    key={labelKey}
-                    className="bg-muted text-muted-foreground rounded-full px-2 py-0.5 text-[10px]"
-                  >
-                    {t(labelKey)}
-                  </span>
-                ))}
-                {entry.tags.map((tag) => (
-                  <span
-                    key={tag}
-                    className="border-border/70 text-muted-foreground rounded-full border px-2 py-0.5 text-[10px]"
-                  >
-                    {tag}
-                  </span>
-                ))}
-              </div>
-            )}
-          </li>
-        );
-      })}
-    </ul>
-  );
-}
diff --git a/src/components/mood/mood-list.tsx b/src/components/mood/mood-list.tsx
index d8f729cd6..cabaee497 100644
--- a/src/components/mood/mood-list.tsx
+++ b/src/components/mood/mood-list.tsx
@@ -32,6 +32,12 @@ import {
 } from "@/components/ui/dropdown-menu";
 import { Input } from "@/components/ui/input";
 import { Textarea } from "@/components/ui/textarea";
+import {
+  Tooltip,
+  TooltipContent,
+  TooltipProvider,
+  TooltipTrigger,
+} from "@/components/ui/tooltip";
 import { DateTimeInput } from "@/components/ui/date-input";
 import { Label } from "@/components/ui/label";
 import {
@@ -416,12 +422,25 @@ export function MoodList({ onAddFirst }: MoodListProps = {}) {
                           )
                         </span>
                       </TableCell>
-                      <TableCell className="text-muted-foreground text-sm">
-                        {entry.tags.length > 0 ? entry.tags.join(", ") : "-"}
+                      <TableCell className="text-muted-foreground max-w-[18rem] text-sm">
+                        <span className="block truncate">
+                          {entry.tags.length > 0 ? entry.tags.join(", ") : "-"}
+                        </span>
                         {entry.note && (
-                          <p className="text-muted-foreground/80 mt-0.5 line-clamp-2 text-xs italic">
-                            {entry.note}
-                          </p>
+                          <TooltipProvider>
+                            <Tooltip>
+                              <TooltipTrigger asChild>
+                                <p className="text-muted-foreground/80 mt-0.5 line-clamp-2 cursor-default text-xs italic">
+                                  {entry.note}
+                                </p>
+                              </TooltipTrigger>
+                              <TooltipContent className="max-w-xs">
+                                <p className="text-xs whitespace-pre-wrap">
+                                  {entry.note}
+                                </p>
+                              </TooltipContent>
+                            </Tooltip>
+                          </TooltipProvider>
                         )}
                       </TableCell>
                       <TableCell className="text-muted-foreground text-sm">