diff --git a/messages/de.json b/messages/de.json
index 6a3bb382f..e245834e0 100644
--- a/messages/de.json
+++ b/messages/de.json
@@ -3548,6 +3548,7 @@
         "sectionTitle": "Deine Gesundheitswerte",
         "sectionSubtitle": "Zusammengesetzte Werte für Erholung, Stress und Belastung aus deinen verbundenen Geräten",
         "loadError": "Deine Wellness-Werte konnten gerade nicht geladen werden.",
+        "loadingLabel": "Deine Gesundheitswerte werden geladen",
         "recovery": "Erholung",
         "stress": "Stress",
         "strain": "Belastung"
diff --git a/messages/en.json b/messages/en.json
index 2edd6c69f..0ff68d971 100644
--- a/messages/en.json
+++ b/messages/en.json
@@ -3548,6 +3548,7 @@
         "sectionTitle": "Your health scores",
         "sectionSubtitle": "Composite recovery, stress and strain read from your connected devices",
         "loadError": "Could not load your wellness scores right now.",
+        "loadingLabel": "Loading your health scores",
         "recovery": "Recovery",
         "stress": "Stress",
         "strain": "Strain"
diff --git a/messages/es.json b/messages/es.json
index fdc46ff71..19dfcd437 100644
--- a/messages/es.json
+++ b/messages/es.json
@@ -3548,6 +3548,7 @@
         "sectionTitle": "Tus indicadores de salud",
         "sectionSubtitle": "Valores combinados de recuperación, estrés y esfuerzo leídos de tus dispositivos conectados",
         "loadError": "No se pudieron cargar tus puntuaciones de bienestar en este momento.",
+        "loadingLabel": "Cargando tus indicadores de salud",
         "recovery": "Recuperación",
         "stress": "Estrés",
         "strain": "Esfuerzo"
diff --git a/messages/fr.json b/messages/fr.json
index a476e572d..ef2e1927e 100644
--- a/messages/fr.json
+++ b/messages/fr.json
@@ -3548,6 +3548,7 @@
         "sectionTitle": "Tes indicateurs de santé",
         "sectionSubtitle": "Valeurs combinées de récupération, de stress et d'effort issues de tes appareils connectés",
         "loadError": "Impossible de charger vos scores de bien-être pour le moment.",
+        "loadingLabel": "Chargement de tes indicateurs de santé",
         "recovery": "Récupération",
         "stress": "Stress",
         "strain": "Effort"
diff --git a/messages/it.json b/messages/it.json
index 074ac3ad0..7e453fc2c 100644
--- a/messages/it.json
+++ b/messages/it.json
@@ -3548,6 +3548,7 @@
         "sectionTitle": "I tuoi indicatori di salute",
         "sectionSubtitle": "Valori combinati di recupero, stress e sforzo letti dai tuoi dispositivi connessi",
         "loadError": "Al momento non è stato possibile caricare i tuoi punteggi di benessere.",
+        "loadingLabel": "Caricamento dei tuoi indicatori di salute",
         "recovery": "Recupero",
         "stress": "Stress",
         "strain": "Sforzo"
diff --git a/messages/pl.json b/messages/pl.json
index 07a0c8c46..15458dbe6 100644
--- a/messages/pl.json
+++ b/messages/pl.json
@@ -3548,6 +3548,7 @@
         "sectionTitle": "Twoje wskaźniki zdrowia",
         "sectionSubtitle": "Złożone wartości regeneracji, stresu i obciążenia odczytane z Twoich połączonych urządzeń",
         "loadError": "Nie udało się teraz wczytać Twoich wyników dobrostanu.",
+        "loadingLabel": "Wczytywanie Twoich wskaźników zdrowia",
         "recovery": "Regeneracja",
         "stress": "Stres",
         "strain": "Obciążenie"
diff --git a/src/components/daily/priority-card.tsx b/src/components/daily/priority-card.tsx
index fab425ef5..c264b9795 100644
--- a/src/components/daily/priority-card.tsx
+++ b/src/components/daily/priority-card.tsx
@@ -104,6 +104,14 @@ export interface PriorityCardProps {
    * passes.
    */
   onDismiss?: (itemKey: string) => void;
+  /**
+   * True while a non-navigation action on THIS card has a mutation in
+   * flight (e.g. the coach check-in's keep/let-go). Disables the
+   * button-rendered actions (`aria-busy` + `disabled`) so a slow round trip
+   * can't be double-tapped into firing the mutation twice; pure `href`
+   * actions stay live since they're navigation, not a mutation.
+   */
+  actionsPending?: boolean;
   className?: string;
 }
 
@@ -114,6 +122,7 @@ export function PriorityCard({
   item,
   onAction,
   onDismiss,
+  actionsPending,
   className,
 }: PriorityCardProps) {
   const { t } = useTranslations();
@@ -182,6 +191,7 @@ export function PriorityCard({
                 action={action}
                 label={t(action.labelKey)}
                 onAction={onAction}
+                pending={actionsPending}
               />
             ))}
           </div>
@@ -195,10 +205,12 @@ function ActionButton({
   action,
   label,
   onAction,
+  pending,
 }: {
   action: PriorityItemAction;
   label: string;
   onAction?: (intent: string) => void;
+  pending?: boolean;
 }) {
   if (action.href) {
     return (
@@ -218,6 +230,8 @@ function ActionButton({
       variant="outline"
       size="sm"
       className={ACTION_SIZE}
+      disabled={pending}
+      aria-busy={pending || undefined}
       onClick={() => onAction?.(action.intent)}
     >
       {label}
diff --git a/src/components/daily/today-hero-skeleton.tsx b/src/components/daily/today-hero-skeleton.tsx
index 1abae7136..5f1d11527 100644
--- a/src/components/daily/today-hero-skeleton.tsx
+++ b/src/components/daily/today-hero-skeleton.tsx
@@ -23,9 +23,9 @@ export function TodayHeroSkeleton() {
       data-slot="today-hero-skeleton"
       className="bg-card today-hero-wash border-border relative isolate overflow-hidden rounded-xl border p-4 md:p-6"
     >
-      <div className="flex flex-col gap-4 md:gap-5">
-        <div className="flex flex-col gap-4 md:flex-row md:items-center md:justify-between md:gap-6">
-          <div className="min-w-0 flex-1 space-y-3">
+      <div className="flex flex-col gap-3 md:gap-4">
+        <div className="flex flex-col gap-4 md:flex-row md:items-start md:justify-between md:gap-6">
+          <div className="min-w-0 flex-1 space-y-2">
             {/* Lead read (two lines) + top signal + briefing link. */}
             <Skeleton className="h-6 w-3/4 max-w-full" />
             <Skeleton className="h-4 w-56 max-w-full" />
@@ -36,10 +36,14 @@ export function TodayHeroSkeleton() {
             <Skeleton className="size-[168px] rounded-full" />
           </div>
         </div>
-        {/* Worth-a-look rail — two placeholder cards. */}
-        <div className="grid gap-3 sm:grid-cols-2">
-          <Skeleton className="h-24 w-full rounded-xl" />
-          <Skeleton className="h-24 w-full rounded-xl" />
+        {/* Worth-a-look rail — heading bar + two placeholder cards, matching
+            the loaded rail's uppercase heading row and `xl:grid-cols-3` step. */}
+        <div className="space-y-2">
+          <Skeleton className="h-3 w-24" />
+          <div className="grid gap-3 sm:grid-cols-2 xl:grid-cols-3">
+            <Skeleton className="h-24 w-full rounded-xl" />
+            <Skeleton className="h-24 w-full rounded-xl" />
+          </div>
         </div>
       </div>
     </div>
diff --git a/src/components/daily/today-hero.tsx b/src/components/daily/today-hero.tsx
index c9bebb8cb..2f089bdad 100644
--- a/src/components/daily/today-hero.tsx
+++ b/src/components/daily/today-hero.tsx
@@ -223,6 +223,10 @@ export function TodayHero({ digest }: { digest: DailyDigest }) {
                   item={item}
                   onAction={handleAction}
                   onDismiss={(itemKey) => dismissItem.mutate(itemKey)}
+                  actionsPending={
+                    item.kind === "coach_checkin" &&
+                    (keep.isPending || letGo.isPending)
+                  }
                 />
               ))}
             </div>
diff --git a/src/components/documents/document-ai-panels.tsx b/src/components/documents/document-ai-panels.tsx
index 8f6ab97f9..1a6a55e36 100644
--- a/src/components/documents/document-ai-panels.tsx
+++ b/src/components/documents/document-ai-panels.tsx
@@ -255,7 +255,8 @@ export function DocumentSummaryPanel({
         <p
           className={cn(
             "text-foreground text-sm",
-            output === "text" && "font-mono text-xs whitespace-pre-wrap",
+            output === "text" &&
+              "font-mono text-xs whitespace-pre-wrap break-words",
           )}
         >
           {body}
diff --git a/src/components/insights/coach-panel/chat-bubble.tsx b/src/components/insights/coach-panel/chat-bubble.tsx
index 9d821ceae..da7f7d9a1 100644
--- a/src/components/insights/coach-panel/chat-bubble.tsx
+++ b/src/components/insights/coach-panel/chat-bubble.tsx
@@ -634,7 +634,7 @@ function ChatBubbleImpl({
             className={cn(
               "border-border/60 bg-muted/40 text-foreground",
               "rounded-xl rounded-tl-sm border px-3.5 py-2.5",
-              "text-sm leading-relaxed whitespace-pre-wrap",
+              "text-sm leading-relaxed whitespace-pre-wrap break-words",
             )}
           >
             {/* v1.4.25 W5b — strip stray Metric/enum leak tokens from the
@@ -649,14 +649,14 @@ function ChatBubbleImpl({
             ) : inProgress ? (
               <TypingDots label={t("insights.coach.thinking")} />
             ) : safeError ? (
-              <span className="text-warning/90">{safeError}</span>
+              <span className="text-warning">{safeError}</span>
             ) : (
               ""
             )}
           </div>
         )}
         {safeError && content && (
-          <p className="text-warning/90 text-xs">{safeError}</p>
+          <p className="text-warning text-xs">{safeError}</p>
         )}
         {/* v1.22 (W5) — accompanying chart(s). The token was already
             stripped from the prose by <StreamedProse>; here it mounts the
diff --git a/src/components/insights/derived/__tests__/wellness-scores.test.tsx b/src/components/insights/derived/__tests__/wellness-scores.test.tsx
index b8c04c856..e96cae1f5 100644
--- a/src/components/insights/derived/__tests__/wellness-scores.test.tsx
+++ b/src/components/insights/derived/__tests__/wellness-scores.test.tsx
@@ -65,15 +65,20 @@ describe("<WellnessScores>", () => {
     expect(html).toBe("");
   });
 
-  it("renders nothing while loading (the page reserves the row)", () => {
+  it("renders a skeleton row while loading, not a pop-in later", () => {
     const html = render(
       <WellnessScores
         read={readFrom({ READINESS: ok({ score: 80, band: "green" }) })}
         isLoading
       />,
     );
-    // While loading no tiles resolve, so the strip stays un-mounted.
-    expect(html).toBe("");
+    // The section heading + a row of tile-shaped skeletons render
+    // immediately, so the strip reserves its final height instead of
+    // vanishing (`return null`) and popping in once the batch resolves.
+    expect(html).toContain('data-slot="wellness-scores"');
+    expect(html).toContain('data-slot="wellness-scores-grid"');
+    expect(html).toContain('data-slot="wellness-score-tile-skeleton"');
+    expect(html).not.toContain('data-slot="wellness-score-tile"');
   });
 
   it("renders a ring tile with an icon + heading on the gentle wellness surface", () => {
diff --git a/src/components/insights/derived/wellness-scores.tsx b/src/components/insights/derived/wellness-scores.tsx
index 7d9af50f6..697eb93c9 100644
--- a/src/components/insights/derived/wellness-scores.tsx
+++ b/src/components/insights/derived/wellness-scores.tsx
@@ -12,6 +12,7 @@ import {
 } from "lucide-react";
 import { cn } from "@/lib/utils";
 import { Button } from "@/components/ui/button";
+import { Skeleton } from "@/components/ui/skeleton";
 import { useTranslations } from "@/lib/i18n/context";
 import { SectionHeading } from "@/components/insights/section-heading";
 import { ScoreRing } from "./score-ring";
@@ -168,6 +169,32 @@ function RingTile({
   );
 }
 
+/**
+ * Loading placeholder mirroring `RingTile`'s footprint (icon+label row, the
+ * `size="sm"` 120 px ring, band word) so the strip reserves its final height
+ * while the shared derived batch loads — matching the `VitalsTileSkeleton`
+ * pattern instead of the strip vanishing (`return null`) and popping in once
+ * data resolves. Decorative — `aria-hidden`.
+ */
+function WellnessScoreTileSkeleton() {
+  return (
+    <div
+      data-slot="wellness-score-tile-skeleton"
+      aria-hidden="true"
+      className="bg-card border-border flex flex-col gap-4 rounded-xl border p-4 md:p-6"
+    >
+      <div className="flex items-center gap-2">
+        <Skeleton className="h-5 w-5 rounded" />
+        <Skeleton className="h-4 w-20" />
+      </div>
+      <div className="flex flex-col items-center gap-1.5">
+        <Skeleton className="size-[120px] rounded-full" />
+        <Skeleton className="h-3 w-12" />
+      </div>
+    </div>
+  );
+}
+
 export function WellnessScores({
   read,
   isLoading,
@@ -198,6 +225,39 @@ export function WellnessScores({
     }
   });
 
+  // While the shared derived batch loads, every per-score gate below is
+  // `!isLoading && …`, so `tiles` stays empty and the strip used to
+  // `return null` — a late pop-in that pushed the briefing + everything
+  // below it down on every cold visit. Render the section heading + a row
+  // of tile-shaped skeletons instead, the same shape `VitalsDashboard`
+  // already uses for its grid.
+  if (isLoading) {
+    return (
+      <section
+        data-slot="wellness-scores"
+        aria-label={t("insights.derived.scores.sectionTitle")}
+        className={cn("space-y-3", className)}
+      >
+        <SectionHeading
+          icon={Activity}
+          title={t("insights.derived.scores.sectionTitle")}
+          subtitle={t("insights.derived.scores.sectionSubtitle")}
+        />
+        <div
+          data-slot="wellness-scores-grid"
+          aria-busy="true"
+          aria-live="polite"
+          aria-label={t("insights.derived.scores.loadingLabel")}
+          className="grid grid-cols-2 gap-3 sm:grid-cols-3 lg:grid-cols-5"
+        >
+          {Array.from({ length: 5 }).map((_, i) => (
+            <WellnessScoreTileSkeleton key={`wellness-skeleton-${i}`} />
+          ))}
+        </div>
+      </section>
+    );
+  }
+
   // A failed shared batch must read as an error, not as "no scores" — the
   // strip is top-of-page, so the only Retry lives here (mirrors the Vitals
   // error card styling; one Retry recovers both strips).
diff --git a/src/components/insights/prose-blocks.tsx b/src/components/insights/prose-blocks.tsx
index b16d1aba2..e362462e1 100644
--- a/src/components/insights/prose-blocks.tsx
+++ b/src/components/insights/prose-blocks.tsx
@@ -38,7 +38,7 @@ import { InlineLearnLink } from "@/components/ui/learn-more-link";
 /** Default paragraph styling shared by every prose surface + the Coach
  *  streaming tail, so the streamed and settled renders line up exactly. */
 export const PROSE_PARAGRAPH_CLASS =
-  "leading-relaxed [&:not(:first-child)]:mt-3";
+  "leading-relaxed break-words [&:not(:first-child)]:mt-3";
 
 /**
  * Split a trusted-as-text string into real paragraphs on blank lines.
diff --git a/src/hooks/use-priority-item-dismiss.ts b/src/hooks/use-priority-item-dismiss.ts
index 1c715257c..8ff8f46c3 100644
--- a/src/hooks/use-priority-item-dismiss.ts
+++ b/src/hooks/use-priority-item-dismiss.ts
@@ -4,15 +4,20 @@
  * Today rail — "dismiss / mark seen" for the OBSERVATIONAL `PriorityItem`
  * kinds (`milestone`, `ecg_new_recording`, `tension_window`). Posts the
  * item's own `itemKey` to `POST /api/daily/digest/dismiss` (server persists
- * it so the dismissal survives reload / a second device), then invalidates
- * the daily digest so the dismissed card leaves the rail immediately — the
- * same invalidate-on-mutate pattern `useCoachCheckinAction` uses. Keys route
+ * it so the dismissal survives reload / a second device). Keys route
  * through the centralised factory — no bare arrays.
+ *
+ * The dismiss is optimistic (`onMutate` strikes the item from the cached
+ * digest immediately): a second tap on the same card has nothing left to
+ * hit, since the card itself leaves the rail before the round trip lands.
+ * `onError` rolls the cache back to the pre-tap snapshot; `onSettled`
+ * re-syncs from the server either way.
  */
 import { useMutation, useQueryClient } from "@tanstack/react-query";
 
 import { apiPost } from "@/lib/api/api-fetch";
 import { queryKeys } from "@/lib/query-keys";
+import type { DailyDigest } from "@/lib/daily/digest";
 
 export function usePriorityItemDismiss() {
   const queryClient = useQueryClient();
@@ -22,7 +27,27 @@ export function usePriorityItemDismiss() {
       await apiPost("/api/daily/digest/dismiss", { itemKey });
       return itemKey;
     },
-    onSuccess: () => {
+    onMutate: async (itemKey) => {
+      await queryClient.cancelQueries({ queryKey: queryKeys.dailyDigest() });
+      const previous = queryClient.getQueryData<DailyDigest>(
+        queryKeys.dailyDigest(),
+      );
+      if (previous) {
+        queryClient.setQueryData<DailyDigest>(queryKeys.dailyDigest(), {
+          ...previous,
+          worthALook: previous.worthALook.filter(
+            (item) => item.itemKey !== itemKey,
+          ),
+        });
+      }
+      return { previous };
+    },
+    onError: (_err, _itemKey, context) => {
+      if (context?.previous) {
+        queryClient.setQueryData(queryKeys.dailyDigest(), context.previous);
+      }
+    },
+    onSettled: () => {
       void queryClient.invalidateQueries({ queryKey: queryKeys.dailyDigest() });
     },
   });