diff --git a/src/components/dashboard/hero/dashboard-hero.tsx b/src/components/dashboard/hero/dashboard-hero.tsx
index 02154f6de..95a975e9e 100644
--- a/src/components/dashboard/hero/dashboard-hero.tsx
+++ b/src/components/dashboard/hero/dashboard-hero.tsx
@@ -258,15 +258,17 @@ export function DashboardHero({
               cta.kind === "link" ? (
                 <Button
                   asChild
-                  size="sm"
+                  size="default"
                   variant="outline"
+                  className="min-h-11 sm:min-h-9"
                   data-slot="dashboard-hero-cta"
                 >
                   <Link href={cta.href}>{t(ctaLabelKey)}</Link>
                 </Button>
               ) : (
                 <Button
-                  size="sm"
+                  size="default"
+                  className="min-h-11 sm:min-h-9"
                   data-slot="dashboard-hero-cta"
                   onClick={() => onQuickEntry(cta.target)}
                 >
diff --git a/src/components/illness/illness-view.tsx b/src/components/illness/illness-view.tsx
index d3722301e..278f9363a 100644
--- a/src/components/illness/illness-view.tsx
+++ b/src/components/illness/illness-view.tsx
@@ -109,7 +109,7 @@ function EpisodeCard({
             <Button
               variant="outline"
               size="sm"
-              className="min-h-9"
+              className="min-h-11 sm:min-h-9"
               onClick={() => onLogDay(episode.id)}
             >
               {t("illness.logDay")}
diff --git a/src/components/insights/coach-panel/coach-input.tsx b/src/components/insights/coach-panel/coach-input.tsx
index c6bd15534..918b81470 100644
--- a/src/components/insights/coach-panel/coach-input.tsx
+++ b/src/components/insights/coach-panel/coach-input.tsx
@@ -352,7 +352,7 @@ export function CoachInput({
                 : t("insights.coach.dictate")
             }
             className={cn(
-              "size-9 shrink-0 rounded-xl transition-colors",
+              "size-11 shrink-0 rounded-xl transition-colors sm:size-9",
               listening
                 ? "text-dracula-pink bg-dracula-pink/10 hover:text-dracula-pink"
                 : "text-muted-foreground hover:text-foreground",
@@ -396,8 +396,8 @@ export function CoachInput({
             // Desktop shrinks back to `text-sm` for the compact
             // composer.
             "min-w-0 flex-1 resize-none bg-transparent text-base leading-relaxed outline-none sm:text-sm",
-            // Centre the single-line state against the 36 px send
-            // button so the placeholder and the icon share a baseline.
+            // Centre the single-line state against the send button so
+            // the placeholder and the icon share a baseline.
             "px-2 py-1.5",
             "max-h-[9.5rem] overflow-auto",
             // v1.18.7 — calm, thin scrollbar inside the composer when
@@ -420,7 +420,7 @@ export function CoachInput({
             data-slot="coach-input-stop"
             aria-label={t("insights.coach.stop")}
             title={t("insights.coach.stop")}
-            className="size-9 shrink-0 rounded-xl"
+            className="size-11 shrink-0 rounded-xl sm:size-9"
           >
             <Square className="size-3.5 fill-current" aria-hidden="true" />
           </Button>
@@ -432,7 +432,7 @@ export function CoachInput({
             data-slot="coach-input-send"
             aria-label={t("insights.coach.send")}
             title={t("insights.coach.send")}
-            className="size-9 shrink-0 rounded-xl"
+            className="size-11 shrink-0 rounded-xl sm:size-9"
           >
             {isStreaming ? (
               <Loader2
diff --git a/src/components/measurement-reminders/vorsorge-section.tsx b/src/components/measurement-reminders/vorsorge-section.tsx
index ca1763e05..ab129c9ed 100644
--- a/src/components/measurement-reminders/vorsorge-section.tsx
+++ b/src/components/measurement-reminders/vorsorge-section.tsx
@@ -794,8 +794,8 @@ function VorsorgeCard({
       <DropdownMenuTrigger asChild>
         <Button
           variant="ghost"
-          size="icon"
-          className="min-h-11 min-w-11"
+          size="icon-lg"
+          className="sm:size-10"
           aria-label={t("common.moreOptions")}
         >
           <MoreVertical className="h-4 w-4" />
@@ -909,7 +909,7 @@ function VorsorgeCard({
                 type="button"
                 size="sm"
                 className={cn(
-                  "min-h-9",
+                  "min-h-11 sm:min-h-9",
                   isDue && "bg-success text-success-foreground hover:bg-success/90",
                 )}
                 onClick={onPrimaryAction}
diff --git a/src/components/medications/wizard/steps/Step3Dose.tsx b/src/components/medications/wizard/steps/Step3Dose.tsx
index 265ba910d..a14db3400 100644
--- a/src/components/medications/wizard/steps/Step3Dose.tsx
+++ b/src/components/medications/wizard/steps/Step3Dose.tsx
@@ -243,7 +243,7 @@ export function Step3Dose({ payload, applyPartial }: StepProps) {
               <Button
                 type="button"
                 variant="ghost"
-                className="h-9 w-full justify-between px-2"
+                className="min-h-11 w-full justify-between px-2 sm:min-h-9"
                 aria-expanded={allowedOpen}
                 onClick={() => setAllowedOpen((prev) => !prev)}
               >