diff --git a/src/components/LogsOverlay.tsx b/src/components/LogsOverlay.tsx
index 10901ca1..d1a8b7c7 100644
--- a/src/components/LogsOverlay.tsx
+++ b/src/components/LogsOverlay.tsx
@@ -11,7 +11,7 @@ export function LogsOverlay({ open, onOpenChange }: LogsOverlayProps) {
   const { t } = useTranslation()
   return (
     <Dialog open={open} onOpenChange={() => onOpenChange(false)}>
-      <DialogContent className="data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom flex h-screen max-w-screen! flex-col rounded-none border-none">
+      <DialogContent className="data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom flex h-dvh max-h-dvh! max-w-screen! flex-col overflow-hidden rounded-none border-none">
         <DialogHeader>
           <DialogTitle className="flex items-center gap-2">
             <PageTitle title={t('logs.title')} />
diff --git a/src/components/MainWalletPage.tsx b/src/components/MainWalletPage.tsx
index 0d4b511e..36f15e2a 100644
--- a/src/components/MainWalletPage.tsx
+++ b/src/components/MainWalletPage.tsx
@@ -67,7 +67,7 @@ export default function MainWalletPage({ walletFileName }: MainWalletPageProps)
                 {t('global.loading')}
               </div>
             ) : (
-              <div className="flex items-center text-4xl tracking-wider">
+              <div className="flex items-center text-3xl tracking-wider sm:text-4xl">
                 <Balance
                   onClick={() => toggleDisplayMode()}
                   valueString={String(walletBalanceSummary.calculatedTotalBalanceInSats)}
@@ -76,7 +76,7 @@ export default function MainWalletPage({ walletFileName }: MainWalletPageProps)
               </div>
             )}
           </div>
-          <div className="mt-2 flex w-full justify-center gap-4" data-tour-id="wallet-actions">
+          <div className="mt-2 flex w-full justify-center gap-2 sm:gap-4" data-tour-id="wallet-actions">
             <Button size="xxl" className="flex-1" variant="default" onClick={() => void navigate(routes.receive)}>
               <DownloadIcon />
               {t('current_wallet.button_deposit')}
diff --git a/src/components/create/CreateStepConfirm.tsx b/src/components/create/CreateStepConfirm.tsx
index fff9b984..e52e1e78 100644
--- a/src/components/create/CreateStepConfirm.tsx
+++ b/src/components/create/CreateStepConfirm.tsx
@@ -118,15 +118,22 @@ export const CreateStepConfirm = ({
 
       <div className="space-y-4">
         <div className="space-y-2">
-          <Field data-invalid={errors.revealSensitiveInfo !== undefined} orientation="horizontal">
+          <Field
+            data-invalid={errors.revealSensitiveInfo !== undefined}
+            orientation="horizontal"
+            className="items-start"
+          >
             <Switch
+              className="mt-0.5 shrink-0"
               id="switch-reveal-seed"
               checked={revealSensitiveInfo}
               onCheckedChange={(checked) =>
                 setValue('revealSensitiveInfo', checked, { shouldValidate: true, shouldTouch: true })
               }
             />
-            <FieldLabel htmlFor="switch-reveal-seed">{t('create_wallet.confirmation_toggle_reveal_info')}</FieldLabel>
+            <FieldLabel htmlFor="switch-reveal-seed" className="min-w-0 flex-1">
+              {t('create_wallet.confirmation_toggle_reveal_info')}
+            </FieldLabel>
           </Field>
           {errors.revealSensitiveInfo?.message && (
             <div className="text-destructive text-xs">{errors.revealSensitiveInfo.message}</div>
@@ -134,15 +141,16 @@ export const CreateStepConfirm = ({
         </div>
 
         <div className="space-y-2">
-          <Field data-invalid={errors.backupConfirmed !== undefined} orientation="horizontal">
+          <Field data-invalid={errors.backupConfirmed !== undefined} orientation="horizontal" className="items-start">
             <Switch
+              className="mt-0.5 shrink-0"
               id="switch-confirm-backup"
               required={true}
               disabled={!touchedFields.revealSensitiveInfo}
               checked={backupConfirmed}
               onCheckedChange={(checked) => setValue('backupConfirmed', checked, { shouldValidate: true })}
             />
-            <FieldLabel htmlFor="switch-confirm-backup">
+            <FieldLabel htmlFor="switch-confirm-backup" className="min-w-0 flex-1">
               {t('create_wallet.confirmation_toggle_info_written_down')}
             </FieldLabel>
           </Field>
diff --git a/src/components/create/CreateStepVerifyMnemonic.tsx b/src/components/create/CreateStepVerifyMnemonic.tsx
index 6a636c32..f73a1c74 100644
--- a/src/components/create/CreateStepVerifyMnemonic.tsx
+++ b/src/components/create/CreateStepVerifyMnemonic.tsx
@@ -103,7 +103,7 @@ export const CreateStepVerifyMnemonic = ({ mnemonicPhrase, onVerified, onBack }:
           'border-brand-success/50 bg-brand-success/10': allSelected && isCorrect,
         })}
       >
-        <div className="grid grid-cols-3 gap-1.5 select-none">
+        <div className="grid grid-cols-2 gap-1.5 select-none sm:grid-cols-3">
           {!isCorrect &&
             mnemonicPhrase.map((_, index) => {
               const word = selectedWords[index]
@@ -112,10 +112,13 @@ export const CreateStepVerifyMnemonic = ({ mnemonicPhrase, onVerified, onBack }:
               return (
                 <div
                   key={index}
-                  className={cn('flex items-center gap-0.5 rounded-md px-0.5 py-1.5 font-mono text-xs transition-all', {
-                    'bg-primary/10 text-primary border-primary/20 border': isFilled,
-                    'border-muted bg-muted/30 border border-dashed': !isFilled,
-                  })}
+                  className={cn(
+                    'flex min-w-0 items-center gap-0.5 rounded-md px-0.5 py-1.5 font-mono text-xs transition-all',
+                    {
+                      'bg-primary/10 text-primary border-primary/20 border': isFilled,
+                      'border-muted bg-muted/30 border border-dashed': !isFilled,
+                    },
+                  )}
                 >
                   <span
                     className={cn('min-w-8 text-right tabular-nums', {
@@ -126,7 +129,7 @@ export const CreateStepVerifyMnemonic = ({ mnemonicPhrase, onVerified, onBack }:
                     {index + 1}.
                   </span>
                   {isFilled ? (
-                    <span>{isHidden ? <MaskedText masked /> : word}</span>
+                    <span className="min-w-0">{isHidden ? <MaskedText masked /> : word}</span>
                   ) : (
                     <span className="text-muted-foreground/30">···</span>
                   )}
@@ -143,7 +146,7 @@ export const CreateStepVerifyMnemonic = ({ mnemonicPhrase, onVerified, onBack }:
       </div>
 
       {!allSelected && (
-        <div className="grid grid-cols-3 gap-2">
+        <div className="grid grid-cols-2 gap-2 sm:grid-cols-3">
           {shuffledWords.map((word, index) => {
             const isPicked = pickedIndicesSet.has(index)
             const isWrong = wrongButtonIndex === index
@@ -154,7 +157,7 @@ export const CreateStepVerifyMnemonic = ({ mnemonicPhrase, onVerified, onBack }:
                 size="lg"
                 variant={isWrong ? 'destructive' : isPicked ? 'outline' : 'secondary'}
                 disabled={isPicked || wrongButtonIndex !== undefined}
-                className={cn('font-mono text-sm transition-all', {
+                className={cn('min-w-0 px-2 font-mono text-sm transition-all', {
                   'pointer-events-none opacity-25': isPicked,
                   'animate-shake': isWrong,
                 })}
@@ -167,24 +170,21 @@ export const CreateStepVerifyMnemonic = ({ mnemonicPhrase, onVerified, onBack }:
         </div>
       )}
 
-      <div className="flex gap-2">
+      <div className="flex flex-col gap-2">
         <Button
           type="button"
-          variant="outline"
-          className={cn('flex-1', {
-            hidden: isCorrect,
-          })}
+          className="w-full"
           size="xxl"
-          onClick={onBack}
-          disabled={isCorrect || verifyMutation.isPending}
+          disabled={!isCorrect || verifyMutation.isPending}
+          onClick={() => verifyMutation.mutate({ mustBeCorrect: true })}
         >
-          <ChevronLeftIcon />
-          {t('create_wallet.back_button')}
+          {verifyMutation.isPending && <Spinner className="motion-reduce:hidden" />}
+          {t('create_wallet.confirmation_button_fund_wallet')}
         </Button>
         {skipWalletBackupVerification && !isCorrect && (
           <Button
             type="button"
-            className="flex-1"
+            className="w-full"
             variant="secondary"
             size="xxl"
             disabled={verifyMutation.isPending}
@@ -195,13 +195,15 @@ export const CreateStepVerifyMnemonic = ({ mnemonicPhrase, onVerified, onBack }:
         )}
         <Button
           type="button"
-          className="flex-1"
-          size="xxl"
-          disabled={!isCorrect || verifyMutation.isPending}
-          onClick={() => verifyMutation.mutate({ mustBeCorrect: true })}
+          variant="ghost"
+          className={cn({
+            hidden: isCorrect,
+          })}
+          onClick={onBack}
+          disabled={isCorrect || verifyMutation.isPending}
         >
-          {verifyMutation.isPending && <Spinner className="motion-reduce:hidden" />}
-          {t('create_wallet.confirmation_button_fund_wallet')}
+          <ChevronLeftIcon />
+          {t('create_wallet.back_button')}
         </Button>
       </div>
     </div>
diff --git a/src/components/create/CreateWalletPage.tsx b/src/components/create/CreateWalletPage.tsx
index d6133f6c..594d5d42 100644
--- a/src/components/create/CreateWalletPage.tsx
+++ b/src/components/create/CreateWalletPage.tsx
@@ -41,7 +41,7 @@ const CreateWalletCard = ({ icon: Icon, title, children }: PropsWithChildren<{ i
         <div className="bg-primary/10 mb-4 flex h-12 w-12 items-center justify-center rounded-full">
           <Icon className="text-primary" />
         </div>
-        <CardTitle className="text-xl font-bold">{title}</CardTitle>
+        <CardTitle className="text-center text-xl font-bold break-words">{title}</CardTitle>
       </CardHeader>
       <CardContent className="space-y-6">{children}</CardContent>
     </Card>
diff --git a/src/components/dev/DevSetupPage.tsx b/src/components/dev/DevSetupPage.tsx
index 70b4f69d..7b6ffdaa 100644
--- a/src/components/dev/DevSetupPage.tsx
+++ b/src/components/dev/DevSetupPage.tsx
@@ -43,8 +43,8 @@ export default function DevSetupPage() {
           <h5 className="text-xl font-bold">Jam Instances</h5>
           <div className="flex flex-col gap-2">
             <div>
-              <div className="flex items-center gap-2">
-                <WalletIcon className="h-4 w-4" />
+              <div className="flex flex-wrap items-center gap-2">
+                <WalletIcon className="h-4 w-4 shrink-0" />
                 <span className="font-mono">jm_regtest_joinmarket</span>
                 <Badge>primary · ng native</Badge>
               </div>
@@ -57,9 +57,14 @@ export default function DevSetupPage() {
             </div>
 
             <div>
-              <div className="flex items-center gap-2">
-                <WalletIcon className="h-4 w-4" />
-                <a href={LINK_JM_REGTEST_JOINMARKET2} target="_blank" rel="noopener noreferrer" className="underline">
+              <div className="flex flex-wrap items-center gap-2">
+                <WalletIcon className="h-4 w-4 shrink-0" />
+                <a
+                  href={LINK_JM_REGTEST_JOINMARKET2}
+                  target="_blank"
+                  rel="noopener noreferrer"
+                  className="min-w-0 break-all underline"
+                >
                   jm_regtest_joinmarket2 ({LINK_JM_REGTEST_JOINMARKET2})
                 </a>
                 <Badge>secondary · ng standalone</Badge>
@@ -72,8 +77,8 @@ export default function DevSetupPage() {
             </div>
 
             <div>
-              <div className="flex items-center gap-2">
-                <WalletIcon className="h-4 w-4" />
+              <div className="flex flex-wrap items-center gap-2">
+                <WalletIcon className="h-4 w-4 shrink-0" />
                 <span className="font-mono">jm_regtest_joinmarket3</span>
                 <Badge>tertiary · clientserver native</Badge>
               </div>
@@ -85,9 +90,14 @@ export default function DevSetupPage() {
             </div>
 
             <div>
-              <div className="flex items-center gap-2">
-                <WalletIcon className="h-4 w-4" />
-                <a href={LINK_JM_REGTEST_JOINMARKET4} target="_blank" rel="noopener noreferrer" className="underline">
+              <div className="flex flex-wrap items-center gap-2">
+                <WalletIcon className="h-4 w-4 shrink-0" />
+                <a
+                  href={LINK_JM_REGTEST_JOINMARKET4}
+                  target="_blank"
+                  rel="noopener noreferrer"
+                  className="min-w-0 break-all underline"
+                >
                   jm_regtest_joinmarket4 ({LINK_JM_REGTEST_JOINMARKET4})
                 </a>
                 <Badge>quaternary · clientserver standalone</Badge>
@@ -115,10 +125,15 @@ export default function DevSetupPage() {
           <h5 className="text-xl font-bold">Block Explorer</h5>
           <div>
             {' '}
-            <div className="flex items-center gap-2">
-              <BlocksIcon className="h-4 w-4" />
+            <div className="flex flex-wrap items-center gap-2">
+              <BlocksIcon className="h-4 w-4 shrink-0" />
 
-              <a href={LINK_JM_REGTEST_EXPLORER} target="_blank" rel="noopener noreferrer" className="underline">
+              <a
+                href={LINK_JM_REGTEST_EXPLORER}
+                target="_blank"
+                rel="noopener noreferrer"
+                className="min-w-0 break-all underline"
+              >
                 jm_regtest_explorer ({LINK_JM_REGTEST_EXPLORER})
               </a>
             </div>
@@ -133,16 +148,23 @@ export default function DevSetupPage() {
             </div>
           </div>
           <div>
-            <div className="flex items-center gap-2">
-              <TerminalIcon className="h-4 w-4" />
+            <div className="flex flex-wrap items-center gap-2">
+              <TerminalIcon className="h-4 w-4 shrink-0" />
 
-              <a href={LINK_JM_REGTEST_RPC_TERMINAL} target="_blank" rel="noopener noreferrer" className="underline">
+              <a
+                href={LINK_JM_REGTEST_RPC_TERMINAL}
+                target="_blank"
+                rel="noopener noreferrer"
+                className="min-w-0 break-all underline"
+              >
                 Regtest RPC Terminal ({LINK_JM_REGTEST_RPC_TERMINAL})
               </a>
             </div>
             <div className="my-2 ms-5">
               Mine a block, e.g.:
-              <pre>generatetoaddress 1 bcrt1qrnz0thqslhxu86th069r9j6y7ldkgs2tzgf5wx</pre>
+              <pre className="max-w-full overflow-x-auto">
+                generatetoaddress 1 bcrt1qrnz0thqslhxu86th069r9j6y7ldkgs2tzgf5wx
+              </pre>
             </div>
           </div>
         </div>
diff --git a/src/components/earn/CreateFidelityBondDialog/CreateFidelityBondDialog.tsx b/src/components/earn/CreateFidelityBondDialog/CreateFidelityBondDialog.tsx
index 460870b6..dc19f39f 100644
--- a/src/components/earn/CreateFidelityBondDialog/CreateFidelityBondDialog.tsx
+++ b/src/components/earn/CreateFidelityBondDialog/CreateFidelityBondDialog.tsx
@@ -99,7 +99,7 @@ export function CreateFidelityBondDialog({
 
   return (
     <Dialog open={open} onOpenChange={handleOpenChange} {...dialogProps}>
-      <DialogContent className="max-h-[90vh] max-w-2xl overflow-y-auto">
+      <DialogContent className="max-h-[90dvh] max-w-2xl overflow-y-auto">
         <DialogHeader>
           <DialogTitle className="text-2xl">{t('earn.fidelity_bond.create_fidelity_bond.title')}</DialogTitle>
           <DialogDescription>{t('earn.fidelity_bond.subtitle')}</DialogDescription>
diff --git a/src/components/earn/CreateFidelityBondDialog/CreateFidelityBondDialogSteps.tsx b/src/components/earn/CreateFidelityBondDialog/CreateFidelityBondDialogSteps.tsx
index 205db4e6..79eec90b 100644
--- a/src/components/earn/CreateFidelityBondDialog/CreateFidelityBondDialogSteps.tsx
+++ b/src/components/earn/CreateFidelityBondDialog/CreateFidelityBondDialogSteps.tsx
@@ -88,7 +88,7 @@ export function CreateFidelityBondDialogSteps({ wizard }: CreateFidelityBondDial
             </div>
           </div>
 
-          <div className="grid grid-cols-2 gap-4">
+          <div className="grid grid-cols-1 gap-4 sm:grid-cols-2">
             <div className="space-y-2">
               <Label htmlFor="lockdate-month" className="text-sm font-medium">
                 {t('earn.fidelity_bond.select_date.form_label_month')}
@@ -186,8 +186,8 @@ export function CreateFidelityBondDialogSteps({ wizard }: CreateFidelityBondDial
                   )}
                   onClick={() => setSelectedJarIndex(jar.jarIndex)}
                 >
-                  <CardContent className="flex items-center justify-between p-4">
-                    <div className="flex items-center gap-4">
+                  <CardContent className="flex flex-col items-start justify-between gap-3 p-4 sm:flex-row sm:items-center">
+                    <div className="flex min-w-0 items-center gap-4">
                       <div
                         className="h-10 w-10 rounded-full shadow-sm"
                         style={{ backgroundColor: jar.color, opacity: 0.8 }}
@@ -201,7 +201,7 @@ export function CreateFidelityBondDialogSteps({ wizard }: CreateFidelityBondDial
                         </p>
                       </div>
                     </div>
-                    <div className="text-right">
+                    <div className="shrink-0 text-left sm:text-right">
                       <p className="font-mono font-semibold">
                         {formatSats(jar.balanceSummary.calculatedAvailableBalanceInSats)}
                       </p>
@@ -324,9 +324,11 @@ export function CreateFidelityBondDialogSteps({ wizard }: CreateFidelityBondDial
 
           {selectedUtxos.length > 0 && (
             <div className="border-t pt-4">
-              <div className="bg-muted/50 flex items-center justify-between rounded-lg p-3">
-                <span className="font-medium">{t('earn.fidelity_bond.select_utxos.label_total_selected')}</span>
-                <span className="font-mono text-lg font-bold">{formatSats(totalAmount)}</span>
+              <div className="bg-muted/50 flex flex-wrap items-center justify-between gap-2 rounded-lg p-3">
+                <span className="min-w-0 font-medium break-words">
+                  {t('earn.fidelity_bond.select_utxos.label_total_selected')}
+                </span>
+                <span className="shrink-0 font-mono text-lg font-bold">{formatSats(totalAmount)}</span>
               </div>
             </div>
           )}
@@ -403,7 +405,7 @@ export function CreateFidelityBondDialogSteps({ wizard }: CreateFidelityBondDial
       return (
         <div className="space-y-6">
           <div className="space-y-4">
-            <div className="grid grid-cols-2 gap-4">
+            <div className="grid grid-cols-1 gap-4 sm:grid-cols-2">
               <div className="bg-muted/50 rounded-lg p-4">
                 <p className="text-muted-foreground mb-1 text-xs">
                   {t('earn.fidelity_bond.review_inputs.label_lock_date')}
diff --git a/src/components/earn/EarnForm.tsx b/src/components/earn/EarnForm.tsx
index 3c8fb1be..9520742a 100644
--- a/src/components/earn/EarnForm.tsx
+++ b/src/components/earn/EarnForm.tsx
@@ -90,8 +90,8 @@ const OfferTypeInput = (props: React.ComponentProps<typeof RadioGroup>) => {
   const id = useId()
 
   return (
-    <RadioGroup className="flex items-center justify-center" {...props}>
-      <div className="border-input has-data-[state=checked]:border-primary/50 has-data-[state=checked]:border-primary/50 has-data-[state=checked]:ring-primary/20 relative flex w-full max-w-50 cursor-pointer flex-col items-center gap-3 rounded-md border p-4 shadow-xs outline-none has-data-[state=checked]:ring-[2px]">
+    <RadioGroup className="flex flex-col items-stretch justify-center gap-2 sm:flex-row sm:items-center" {...props}>
+      <div className="border-input has-data-[state=checked]:border-primary/50 has-data-[state=checked]:border-primary/50 has-data-[state=checked]:ring-primary/20 relative flex w-full cursor-pointer flex-col items-center gap-3 rounded-md border p-4 shadow-xs outline-none has-data-[state=checked]:ring-[2px] sm:max-w-50">
         <RadioGroupItem
           value={OFFERTYPE_ABS}
           id={`${id}-sw0absoffer`}
@@ -104,7 +104,7 @@ const OfferTypeInput = (props: React.ComponentProps<typeof RadioGroup>) => {
           </Label>
         </div>
       </div>
-      <div className="border-input has-data-[state=checked]:border-primary/50 has-data-[state=checked]:ring-primary/20 relative flex w-full max-w-50 flex-col items-center gap-3 rounded-md border p-4 shadow-xs outline-none has-data-[state=checked]:ring-[2px]">
+      <div className="border-input has-data-[state=checked]:border-primary/50 has-data-[state=checked]:ring-primary/20 relative flex w-full flex-col items-center gap-3 rounded-md border p-4 shadow-xs outline-none has-data-[state=checked]:ring-[2px] sm:max-w-50">
         <RadioGroupItem
           value={OFFERTYPE_REL}
           id={`${id}-sw0reloffer`}
diff --git a/src/components/earn/EarnPage.tsx b/src/components/earn/EarnPage.tsx
index b3beedd5..5264e338 100644
--- a/src/components/earn/EarnPage.tsx
+++ b/src/components/earn/EarnPage.tsx
@@ -358,7 +358,7 @@ export const EarnPage = ({ walletFileName }: EarnPageProps) => {
               return (
                 <FidelityBondCard value={it} key={it.utxo}>
                   {actionsEnabled && (
-                    <div className="flex w-full flex-row gap-2">
+                    <div className="flex w-full flex-col gap-2 sm:flex-row">
                       <Button variant="secondary" className="flex-1" onClick={() => setMoveToJarUtxo(it)}>
                         <UnlockIcon />
                         {t('earn.fidelity_bond.existing.button_spend')}
diff --git a/src/components/earn/FidelityBondCard.tsx b/src/components/earn/FidelityBondCard.tsx
index 0a4c108a..90720c6d 100644
--- a/src/components/earn/FidelityBondCard.tsx
+++ b/src/components/earn/FidelityBondCard.tsx
@@ -42,7 +42,7 @@ export function FidelityBondCard({ value, children }: PropsWithChildren<Fidelity
             t('earn.fidelity_bond.existing.title_active')
           )}
         </CardTitle>
-        <CardDescription className="text-xs">
+        <CardDescription className="min-w-0 text-xs break-all">
           <Tooltip>
             <TooltipTrigger asChild>
               <code>{value.path}</code>
@@ -54,29 +54,29 @@ export function FidelityBondCard({ value, children }: PropsWithChildren<Fidelity
           </Tooltip>
         </CardDescription>
         <CardAction>
-          <div className="flex items-center gap-2">
-            <CoinsIcon />
-            <div>
+          <div className="flex min-w-0 items-center gap-2">
+            <CoinsIcon className="shrink-0" />
+            <div className="min-w-0">
               <Balance valueString={String(value.value)} />
             </div>
           </div>
         </CardAction>
       </CardHeader>
       <CardContent className="flex flex-col gap-4">
-        <div className="flex items-center gap-4">
-          <ClockIcon />
-          <div className="flex flex-col">
+        <div className="flex items-start gap-4">
+          <ClockIcon className="mt-0.5 shrink-0" />
+          <div className="min-w-0 flex-1">
             <span className="text-muted-foreground text-sm font-semibold">
               {t(`earn.fidelity_bond.existing.${isExpired ? 'label_expired_on' : 'label_locked_until'}`)}
             </span>
-            <span className="text-md font-mono">
+            <span className="text-md block font-mono break-words">
               {value.locktime} ({humanReadableLockDuration})
             </span>
           </div>
         </div>
-        <div className="flex items-center gap-4">
-          <CopyIcon />
-          <div className="flex flex-col">
+        <div className="flex items-start gap-4">
+          <CopyIcon className="mt-0.5 shrink-0" />
+          <div className="min-w-0 flex-1">
             <span className="text-muted-foreground text-sm font-semibold">
               {t('earn.fidelity_bond.existing.label_address')}
             </span>
diff --git a/src/components/earn/MoveToJarDialog.tsx b/src/components/earn/MoveToJarDialog.tsx
index df08f320..412fae0e 100644
--- a/src/components/earn/MoveToJarDialog.tsx
+++ b/src/components/earn/MoveToJarDialog.tsx
@@ -204,7 +204,7 @@ export function MoveToJarDialog({ open, onOpenChange, walletFileName, utxo }: Mo
 
   return (
     <Dialog open={open} onOpenChange={handleOpenChange}>
-      <DialogContent className="max-h-[90vh] max-w-lg overflow-y-auto">
+      <DialogContent className="max-h-[90dvh] max-w-lg overflow-y-auto">
         <DialogHeader>
           <DialogTitle className="text-2xl">{t('earn.fidelity_bond.move.title')}</DialogTitle>
           <DialogDescription>{t('earn.fidelity_bond.subtitle')}</DialogDescription>
@@ -248,8 +248,8 @@ export function MoveToJarDialog({ open, onOpenChange, walletFileName, utxo }: Mo
                       )}
                       onClick={() => setSelectedJarIndex(jar.jarIndex)}
                     >
-                      <CardContent className="flex items-center justify-between p-4">
-                        <div className="flex items-center gap-4">
+                      <CardContent className="flex flex-col items-start justify-between gap-3 p-4 sm:flex-row sm:items-center">
+                        <div className="flex min-w-0 items-center gap-4">
                           <div
                             className="h-10 w-10 rounded-full shadow-sm"
                             style={{ backgroundColor: jar.color, opacity: 0.8 }}
@@ -274,7 +274,7 @@ export function MoveToJarDialog({ open, onOpenChange, walletFileName, utxo }: Mo
 
           {step === 'confirm' && (
             <div className="space-y-6">
-              <div className="grid grid-cols-2 gap-4">
+              <div className="grid grid-cols-1 gap-4 sm:grid-cols-2">
                 <div className="bg-muted/50 rounded-lg p-4">
                   <p className="text-muted-foreground mb-1 text-xs">
                     {t('earn.fidelity_bond.review_inputs.label_jar')}
diff --git a/src/components/earn/OfferCard.tsx b/src/components/earn/OfferCard.tsx
index e42d5d28..c65c384f 100644
--- a/src/components/earn/OfferCard.tsx
+++ b/src/components/earn/OfferCard.tsx
@@ -15,7 +15,11 @@ type Offer = NonNullable<SessionResponse['offer_list']>[number]
 const OfferTypeBadge = ({ value }: { value: Offer }) => {
   const { t } = useTranslation()
   const text = renderOfferText(value, t)
-  return <Badge variant={text ? 'default' : 'outline'}>{text}</Badge>
+  return (
+    <Badge className="max-w-full truncate" variant={text ? 'default' : 'outline'}>
+      {text}
+    </Badge>
+  )
 }
 
 const renderOfferText = (value: Offer, t: TFunction<'translation', undefined>) => {
@@ -52,19 +56,19 @@ export function OfferCard({ className, value, nickname, children }: PropsWithChi
         </CardAction>
       </CardHeader>
       <CardContent className="grid gap-4 sm:grid-cols-2">
-        <div className="flex items-center gap-4">
-          <FingerprintIcon />
-          <div className="flex flex-col">
+        <div className="flex min-w-0 items-start gap-4">
+          <FingerprintIcon className="mt-0.5 shrink-0" />
+          <div className="min-w-0 flex-1">
             <Label className="font-semibold">{t('earn.current.text_offer_id')}</Label>
-            <span className="text-md font-mono select-all">
+            <span className="text-md block font-mono break-all select-all">
               {nickname}:{value?.oid}
             </span>
           </div>
         </div>
 
-        <div className="flex items-center gap-4">
-          <HandCoinsIcon />
-          <div className="flex flex-col">
+        <div className="flex min-w-0 items-start gap-4">
+          <HandCoinsIcon className="mt-0.5 shrink-0" />
+          <div className="min-w-0 flex-1">
             <Label className="font-semibold">{t('earn.current.text_cjfee')}</Label>
             <span className="text-sm">
               {isRelativeOffer(value?.ordertype || '') ? (
@@ -75,18 +79,18 @@ export function OfferCard({ className, value, nickname, children }: PropsWithChi
             </span>
           </div>
         </div>
-        <div className="flex items-center gap-4">
-          <Minimize2Icon />
-          <div className="flex flex-col">
+        <div className="flex min-w-0 items-start gap-4">
+          <Minimize2Icon className="mt-0.5 shrink-0" />
+          <div className="min-w-0 flex-1">
             <Label className="font-semibold">{t('earn.current.text_minsize')}</Label>
             <span className="text-sm">
               <Balance valueString={String(value?.minsize || '0')} />
             </span>
           </div>
         </div>
-        <div className="flex items-center gap-4">
-          <Maximize2Icon />
-          <div className="flex flex-col">
+        <div className="flex min-w-0 items-start gap-4">
+          <Maximize2Icon className="mt-0.5 shrink-0" />
+          <div className="min-w-0 flex-1">
             <Label className="font-semibold">{t('earn.current.text_maxsize')}</Label>
             <span className="text-sm">
               <Balance valueString={String(value?.maxsize || '0')} />
diff --git a/src/components/earn/RenewBondDialog.tsx b/src/components/earn/RenewBondDialog.tsx
index bcc967ad..1738ae95 100644
--- a/src/components/earn/RenewBondDialog.tsx
+++ b/src/components/earn/RenewBondDialog.tsx
@@ -224,7 +224,7 @@ export function RenewBondDialog({ open, onOpenChange, walletFileName, utxo }: Re
 
   return (
     <Dialog open={open} onOpenChange={handleOpenChange}>
-      <DialogContent className="max-h-[90vh] max-w-lg overflow-y-auto">
+      <DialogContent className="max-h-[90dvh] max-w-lg overflow-y-auto">
         <DialogHeader>
           <DialogTitle className="text-2xl">{t('earn.fidelity_bond.renew.title')}</DialogTitle>
           <DialogDescription>{t('earn.fidelity_bond.subtitle')}</DialogDescription>
@@ -256,7 +256,7 @@ export function RenewBondDialog({ open, onOpenChange, walletFileName, utxo }: Re
                 <p className="font-mono text-lg font-bold">{formatSats(utxo.value)}</p>
               </div>
 
-              <div className="grid grid-cols-2 gap-4">
+              <div className="grid grid-cols-1 gap-4 sm:grid-cols-2">
                 <div className="space-y-2">
                   <Label htmlFor="renew-lockdate-month" className="text-sm font-medium">
                     {t('earn.fidelity_bond.select_date.form_label_month')}
@@ -321,7 +321,7 @@ export function RenewBondDialog({ open, onOpenChange, walletFileName, utxo }: Re
 
           {step === 'confirm' && (
             <div className="space-y-4">
-              <div className="grid grid-cols-2 gap-4">
+              <div className="grid grid-cols-1 gap-4 sm:grid-cols-2">
                 <div className="bg-muted/50 rounded-lg p-3">
                   <p className="text-muted-foreground text-xs">
                     {t('earn.fidelity_bond.review_inputs.label_lock_date')}
diff --git a/src/components/earn/report/EarnReportContent.tsx b/src/components/earn/report/EarnReportContent.tsx
index 7902de48..cc45759c 100644
--- a/src/components/earn/report/EarnReportContent.tsx
+++ b/src/components/earn/report/EarnReportContent.tsx
@@ -180,7 +180,7 @@ export const EarnReportContent = ({ className, enabled }: EarnReportContentProps
   const earned24Hours = useMemo(() => sumEarned(allEntries, new Date(now - MILLISECONDS_IN_A_DAY)), [allEntries, now])
 
   return (
-    <div className={cn('mx-auto flex-1 space-y-3', className)}>
+    <div className={cn('mx-auto min-w-0 flex-1 space-y-3', className)}>
       {isLoading ? (
         <div className="flex flex-1 items-center justify-center">
           <Spinner />
@@ -188,7 +188,7 @@ export const EarnReportContent = ({ className, enabled }: EarnReportContentProps
       ) : (
         <div className="flex min-h-0 flex-1 flex-col gap-4">
           {/* Stats row */}
-          <div className="grid grid-cols-2 gap-2 lg:grid-cols-4">
+          <div className="grid grid-cols-1 gap-2 sm:grid-cols-2 lg:grid-cols-4">
             {(
               [
                 { label: t('earn.report.stats.earned_total'), value: earnedTotal },
@@ -212,8 +212,8 @@ export const EarnReportContent = ({ className, enabled }: EarnReportContentProps
           <EarnReportChart entries={allEntries} />
 
           {/* Toolbar: search + refresh */}
-          <div className="flex items-center gap-2">
-            <div className="relative flex-1">
+          <div className="flex flex-wrap items-center gap-2">
+            <div className="relative min-w-[12rem] flex-1">
               <SearchIcon className="text-muted-foreground absolute top-1/2 left-2.5 size-4 -translate-y-1/2" />
               <Input
                 placeholder={t('earn.report.placeholder_search')}
diff --git a/src/components/earn/report/EarnReportOverlay.tsx b/src/components/earn/report/EarnReportOverlay.tsx
index 324ac4ed..e1ed770b 100644
--- a/src/components/earn/report/EarnReportOverlay.tsx
+++ b/src/components/earn/report/EarnReportOverlay.tsx
@@ -15,7 +15,7 @@ export const EarnReportOverlay = ({ open, onOpenChange, ...dialogProps }: EarnRe
 
   return (
     <Dialog open={open} onOpenChange={onOpenChange} {...dialogProps}>
-      <DialogContent className="data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom flex h-screen max-w-screen! flex-col rounded-none border-none">
+      <DialogContent className="data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom flex h-dvh max-h-dvh! max-w-screen! flex-col overflow-hidden rounded-none border-none">
         <DialogHeader>
           <DialogTitle>
             <PageTitle title={t('earn.report.title')} />
diff --git a/src/components/error/ErrorPage.tsx b/src/components/error/ErrorPage.tsx
index 520a638b..6d0220b6 100644
--- a/src/components/error/ErrorPage.tsx
+++ b/src/components/error/ErrorPage.tsx
@@ -32,15 +32,15 @@ function ErrorView({ title, subtitle, reason, stacktrace }: ErrorViewProps) {
 
       <div className="my-4">
         <h6 className="font-semibold">{t('error_page.heading_reason')}</h6>
-        <Alert variant="destructive" className="overflow-scroll">
-          <AlertDescription className="flex items-center justify-between">{reason}</AlertDescription>
+        <Alert variant="destructive" className="overflow-x-auto">
+          <AlertDescription className="min-w-0 break-words">{reason}</AlertDescription>
         </Alert>
       </div>
 
       {stacktrace && (
         <div className="my-4">
           <h6 className="font-semibold">{t('error_page.heading_stacktrace')}</h6>
-          <pre className="overflow-scroll rounded-lg border p-2">
+          <pre className="max-w-full overflow-x-auto rounded-lg border p-2">
             <code>{stacktrace}</code>
           </pre>
         </div>
diff --git a/src/components/import/ImportStepConfirm.tsx b/src/components/import/ImportStepConfirm.tsx
index a583430c..ec091ed6 100644
--- a/src/components/import/ImportStepConfirm.tsx
+++ b/src/components/import/ImportStepConfirm.tsx
@@ -150,15 +150,22 @@ export const ImportStepConfirm = ({
         </div>
 
         <div className="space-y-2">
-          <Field data-invalid={errors.revealSensitiveInfo !== undefined} orientation="horizontal">
+          <Field
+            data-invalid={errors.revealSensitiveInfo !== undefined}
+            orientation="horizontal"
+            className="items-start"
+          >
             <Switch
+              className="mt-0.5 shrink-0"
               id="switch-reveal-seed"
               checked={revealSensitiveInfo}
               onCheckedChange={(checked) =>
                 setValue('revealSensitiveInfo', checked, { shouldValidate: true, shouldTouch: true })
               }
             />
-            <FieldLabel htmlFor="switch-reveal-seed">{t('create_wallet.confirmation_toggle_reveal_info')}</FieldLabel>
+            <FieldLabel htmlFor="switch-reveal-seed" className="min-w-0 flex-1">
+              {t('create_wallet.confirmation_toggle_reveal_info')}
+            </FieldLabel>
           </Field>
           {errors.revealSensitiveInfo?.message && (
             <div className="text-destructive text-xs">{errors.revealSensitiveInfo.message}</div>
diff --git a/src/components/import/ImportWalletPage.tsx b/src/components/import/ImportWalletPage.tsx
index 4bb59ae6..a035597c 100644
--- a/src/components/import/ImportWalletPage.tsx
+++ b/src/components/import/ImportWalletPage.tsx
@@ -50,8 +50,8 @@ const ImportWalletCard = ({
         <div className="bg-primary/10 mb-4 flex h-12 w-12 items-center justify-center rounded-full">
           <Icon className="text-primary" />
         </div>
-        <CardTitle className="text-xl font-bold">{title}</CardTitle>
-        {description !== undefined && <CardDescription>{description}</CardDescription>}
+        <CardTitle className="text-center text-xl font-bold break-words">{title}</CardTitle>
+        {description !== undefined && <CardDescription className="text-center">{description}</CardDescription>}
       </CardHeader>
 
       <CardContent className="space-y-6">{children}</CardContent>
diff --git a/src/components/layout/AppFooter.tsx b/src/components/layout/AppFooter.tsx
index 3201c577..b1ce8b76 100644
--- a/src/components/layout/AppFooter.tsx
+++ b/src/components/layout/AppFooter.tsx
@@ -40,21 +40,39 @@ export function AppFooter({
       <footer>
         <div className="flex flex-col items-center justify-between gap-8 px-4 py-12 sm:flex-row sm:gap-2 sm:p-4">
           <div
-            className="flex flex-col justify-start gap-2 sm:flex-row sm:items-center sm:justify-center"
+            className="flex w-full flex-col justify-start gap-2 sm:w-auto sm:flex-row sm:items-center sm:justify-center"
             data-tour-id="footer-tools"
           >
-            <Button variant="outline" size="sm" onClick={onClickCheatsheet} title={t('footer.cheatsheet')}>
+            <Button
+              variant="outline"
+              size="sm"
+              className="w-full sm:w-auto"
+              onClick={onClickCheatsheet}
+              title={t('footer.cheatsheet')}
+            >
               <FileQuestionMarkIcon />
-              <span className="">{t('footer.cheatsheet')}</span>
+              <span>{t('footer.cheatsheet')}</span>
             </Button>
-            <Button variant="outline" size="sm" onClick={onClickOrderbook} title={t('footer.orderbook')}>
+            <Button
+              variant="outline"
+              size="sm"
+              className="w-full sm:w-auto"
+              onClick={onClickOrderbook}
+              title={t('footer.orderbook')}
+            >
               <BookOpenIcon />
-              <span className="">{t('footer.orderbook')}</span>
+              <span>{t('footer.orderbook')}</span>
             </Button>
             {onClickLogs && (
-              <Button variant="outline" size="sm" onClick={onClickLogs} title={t('footer.logs')}>
+              <Button
+                variant="outline"
+                size="sm"
+                className="w-full sm:w-auto"
+                onClick={onClickLogs}
+                title={t('footer.logs')}
+              >
                 <ScrollTextIcon />
-                <span className="">{t('footer.logs')}</span>
+                <span>{t('footer.logs')}</span>
               </Button>
             )}
           </div>
@@ -84,7 +102,7 @@ export function AppFooter({
               </a>
             </div>
           </div>
-          <div className="order-last flex-1 text-xs sm:order-first">
+          <div className="order-last min-w-0 flex-1 text-center text-xs break-words sm:order-first sm:text-left">
             <Trans i18nKey="footer.warning">
               This is pre-alpha software.
               <Button
diff --git a/src/components/layout/AppNavbar.tsx b/src/components/layout/AppNavbar.tsx
index c99d55e2..2d4b6df9 100644
--- a/src/components/layout/AppNavbar.tsx
+++ b/src/components/layout/AppNavbar.tsx
@@ -38,8 +38,8 @@ const WalletPreview = ({
   const walletNameTitle = shortenStringMiddle(walletName ?? '...', 12)
 
   return (
-    <div className="flex flex-1 items-center">
-      <Link to={routes.home} className="flex items-center gap-2" data-tour-id="wallet-preview">
+    <div className="flex min-w-0 flex-1 items-center">
+      <Link to={routes.home} className="flex min-w-0 items-center gap-2" data-tour-id="wallet-preview">
         <div className="flex h-8 w-8 items-center">
           {isLoading || isReloading ? (
             <Spinner className="text-muted-foreground size-6 motion-reduce:hidden" strokeWidth={3} />
@@ -47,7 +47,7 @@ const WalletPreview = ({
             <WalletIcon strokeWidth={1} />
           )}
         </div>
-        <div className="flex flex-col gap-0.25 leading-none">
+        <div className="flex min-w-0 flex-col gap-0.25 leading-none">
           <div className="flex items-center gap-2">
             <div
               className="font-semibold tracking-tight"
@@ -57,7 +57,7 @@ const WalletPreview = ({
             </div>
             {isDevMode() && <DevBadge />}
           </div>
-          <div className="flex min-h-5 min-w-[150px] items-center">
+          <div className="flex min-h-5 min-w-0 items-center sm:min-w-[150px]">
             {rescanInfo?.rescanning === true ? (
               <div className="cursor-wait motion-safe:animate-pulse">
                 {rescanInfo.progress !== undefined
diff --git a/src/components/layout/AuthPageShell.tsx b/src/components/layout/AuthPageShell.tsx
index 874f6487..d641fd1b 100644
--- a/src/components/layout/AuthPageShell.tsx
+++ b/src/components/layout/AuthPageShell.tsx
@@ -2,7 +2,7 @@ import type { PropsWithChildren } from 'react'
 
 export const AuthPageShell = ({ children }: PropsWithChildren) => {
   return (
-    <div className="from-background to-muted flex min-h-screen items-center justify-center bg-gradient-to-br p-4">
+    <div className="from-background to-muted flex min-h-dvh min-h-screen items-start justify-center bg-gradient-to-br p-4 sm:items-center">
       {children}
     </div>
   )
diff --git a/src/components/layout/Layout.tsx b/src/components/layout/Layout.tsx
index d0f7d39e..4a83532a 100644
--- a/src/components/layout/Layout.tsx
+++ b/src/components/layout/Layout.tsx
@@ -72,7 +72,7 @@ export function LayoutInner({ onLogout, onLockWallet, children }: LayoutInnerPro
   }, [])
 
   return (
-    <div className="bg-brand-shell text-brand-shell-foreground flex min-h-screen flex-1 flex-col transition-colors duration-300">
+    <div className="bg-brand-shell text-brand-shell-foreground flex min-h-screen min-w-0 flex-1 flex-col transition-colors duration-300">
       <AppNavbar
         theme={resolvedTheme}
         isLoading={isLoading}
@@ -87,7 +87,7 @@ export function LayoutInner({ onLogout, onLockWallet, children }: LayoutInnerPro
         sessionInfo={jmSession}
         sidebarInfo={sidebarContext}
       />
-      <main className="flex-1">{children}</main>
+      <main className="min-w-0 flex-1">{children}</main>
       <AppFooter
         websocketInfo={websocket}
         blockHeight={jmSession?.block_height}
diff --git a/src/components/layout/PostLoginOnboardingTour.tsx b/src/components/layout/PostLoginOnboardingTour.tsx
index a59b66fa..380fbf5d 100644
--- a/src/components/layout/PostLoginOnboardingTour.tsx
+++ b/src/components/layout/PostLoginOnboardingTour.tsx
@@ -181,7 +181,10 @@ export const PostLoginOnboardingTour = ({ enabled = true }: PostLoginOnboardingT
         />
       )}
 
-      <Card className={cn('absolute max-w-[calc(100vw-2rem)] shadow-2xl')} style={tooltipStyles}>
+      <Card
+        className={cn('absolute max-h-[calc(100dvh-2rem)] max-w-[calc(100vw-2rem)] overflow-y-auto shadow-2xl')}
+        style={tooltipStyles}
+      >
         <CardHeader className="space-y-1">
           <CardTitle className="text-lg">{currentStep.title}</CardTitle>
           <CardDescription>
@@ -191,11 +194,11 @@ export const PostLoginOnboardingTour = ({ enabled = true }: PostLoginOnboardingT
         <CardContent>
           <p className="text-sm leading-relaxed">{currentStep.description}</p>
         </CardContent>
-        <CardFooter className="flex items-center justify-between">
-          <Button variant="ghost" size="sm" onClick={closeTour}>
+        <CardFooter className="flex-col items-stretch gap-2 sm:flex-row sm:items-center sm:justify-between">
+          <Button variant="ghost" size="sm" className="w-full sm:w-auto" onClick={closeTour}>
             Skip tour
           </Button>
-          <div className="flex items-center gap-2">
+          <div className="grid grid-cols-2 gap-2 sm:flex sm:items-center">
             <Button
               variant="outline"
               size="sm"
diff --git a/src/components/logging/LogViewer.tsx b/src/components/logging/LogViewer.tsx
index 17ac2915..111c17d4 100644
--- a/src/components/logging/LogViewer.tsx
+++ b/src/components/logging/LogViewer.tsx
@@ -146,8 +146,8 @@ export function LogViewer({ fileName, value, refresh }: LogViewerProps) {
       <CardHeader className="flex flex-col justify-center gap-2 sm:flex-row sm:items-center sm:justify-between">
         <CardTitle className="font-mono break-all select-all">{fileName}</CardTitle>
         {/* Search + action buttons */}
-        <div className="flex items-center justify-end gap-2">
-          <div className="relative max-w-[360px] min-w-[220px] flex-1">
+        <div className="flex w-full flex-wrap items-center justify-end gap-2 sm:w-auto sm:flex-nowrap">
+          <div className="relative min-w-0 flex-1 sm:max-w-[360px] sm:min-w-[220px]">
             <SearchIcon className="text-muted-foreground absolute top-1/2 left-2 h-4 w-4 -translate-y-1/2" />
             <Input
               value={searchValue}
@@ -177,7 +177,7 @@ export function LogViewer({ fileName, value, refresh }: LogViewerProps) {
             title={t('global.download')}
           >
             <DownloadIcon className="group/download" />
-            {t('global.download')}
+            <span className="hidden sm:inline">{t('global.download')}</span>
           </Button>
           <Button
             variant="outline"
@@ -186,7 +186,7 @@ export function LogViewer({ fileName, value, refresh }: LogViewerProps) {
             title={t('global.refresh')}
           >
             <RefreshCwIcon className={cn({ 'animate-spin': isLoadingRefresh })} />
-            {t('global.refresh')}
+            <span className="hidden sm:inline">{t('global.refresh')}</span>
           </Button>
         </div>
       </CardHeader>
diff --git a/src/components/login/LoginCard.tsx b/src/components/login/LoginCard.tsx
index 09c66af3..8a57ebb9 100644
--- a/src/components/login/LoginCard.tsx
+++ b/src/components/login/LoginCard.tsx
@@ -88,13 +88,13 @@ export const LoginCard = ({
               </Button>
             )}
           </div>
-          <CardTitle className="text-2xl font-bold">{t('login.title')}</CardTitle>
+          <CardTitle className="text-center text-2xl font-bold break-words">{t('login.title')}</CardTitle>
           {listWalletsLoading ? (
             <>
               <Skeleton className="h-4 w-full" />
             </>
           ) : wallets && wallets.length > 0 ? (
-            <CardDescription>{t('login.subtitle')}</CardDescription>
+            <CardDescription className="text-center">{t('login.subtitle')}</CardDescription>
           ) : undefined}
           {enableOnboardingDialog ? (
             <Button variant="link" size="sm" className="h-auto px-0" onClick={() => setShowOnboarding(true)}>
diff --git a/src/components/login/LoginForm.tsx b/src/components/login/LoginForm.tsx
index 958150d8..24ffbd53 100644
--- a/src/components/login/LoginForm.tsx
+++ b/src/components/login/LoginForm.tsx
@@ -116,10 +116,10 @@ export const LoginFormComponent = ({
             </SelectTrigger>
             <SelectContent>
               {wallets?.map((wallet) => (
-                <SelectItem key={wallet} value={wallet} className="text-base">
-                  {shortenStringMiddle(walletDisplayName(wallet), 32)}
+                <SelectItem key={wallet} value={wallet} className="min-w-0 text-base">
+                  <span className="min-w-0 flex-1 truncate">{shortenStringMiddle(walletDisplayName(wallet), 32)}</span>
                   {activeWallet === wallet ? (
-                    <span className="text-muted-foreground/50 inline-flex items-center gap-1.5 py-1 text-xs">
+                    <span className="text-muted-foreground/50 inline-flex shrink-0 items-center gap-1.5 py-1 text-xs">
                       <ActivityIndicator active={makerRunning || coinjoinInProgress} />
                       {t('wallets.wallet_preview.wallet_active')}
                     </span>
diff --git a/src/components/login/OnboardingDialog.tsx b/src/components/login/OnboardingDialog.tsx
index 9ac83356..d8b380b4 100644
--- a/src/components/login/OnboardingDialog.tsx
+++ b/src/components/login/OnboardingDialog.tsx
@@ -113,7 +113,9 @@ export const OnboardingDialog = ({ open, onOpenChange }: OnboardingDialogProps)
               </div>
 
               <div className="space-y-2 rounded-lg border p-4">
-                <Badge variant="destructive">{t('onboarding.splashscreen_warning_title')}</Badge>
+                <Badge className="max-w-full whitespace-normal" variant="destructive">
+                  {t('onboarding.splashscreen_warning_title')}
+                </Badge>
                 <p className="text-muted-foreground text-sm leading-relaxed">
                   <Trans
                     i18nKey="onboarding.splashscreen_warning_text"
diff --git a/src/components/orderbook/OrderbookContent.tsx b/src/components/orderbook/OrderbookContent.tsx
index b67edc5a..e6c9893b 100644
--- a/src/components/orderbook/OrderbookContent.tsx
+++ b/src/components/orderbook/OrderbookContent.tsx
@@ -241,7 +241,7 @@ export const OrderbookContent = ({ enabled, className }: OrderbookContentProps)
 
   if (error) {
     return (
-      <div className={cn('mx-auto space-y-3', className)}>
+      <div className={cn('w-full min-w-0 space-y-3', className)}>
         <div className="flex flex-col items-start gap-2">
           <Alert variant="destructive">
             <AlertCircleIcon />
@@ -262,9 +262,9 @@ export const OrderbookContent = ({ enabled, className }: OrderbookContentProps)
   }
 
   return (
-    <div className={cn('mx-auto flex-1 space-y-3', className)}>
-      <div className="flex flex-col items-start justify-center gap-2 sm:flex-row sm:items-center sm:justify-between">
-        <div>
+    <div className={cn('flex min-h-0 w-full min-w-0 flex-1 flex-col space-y-3', className)}>
+      <div className="flex w-full flex-col items-start justify-center gap-2 md:flex-row md:items-center md:justify-between">
+        <div className="min-w-0">
           <p className="text-muted-foreground text-sm">
             {searchInputRaw === ''
               ? t('orderbook.text_orderbook_summary', summary)
@@ -272,36 +272,36 @@ export const OrderbookContent = ({ enabled, className }: OrderbookContentProps)
           </p>
         </div>
 
-        <div className="flex items-center space-x-2">
+        <div className="flex w-full min-w-0 flex-col gap-2 sm:w-auto sm:flex-row sm:flex-wrap sm:items-center">
           {showDemoButton && (
             <Button
-              className="text-xs"
+              className="w-full min-w-0 justify-center overflow-hidden text-xs sm:w-auto"
               variant="outline"
               size="sm"
               onClick={__dev_generateDemoReportEntryButton}
               disabled={isFetching}
             >
               <PlusIcon className="size-3" />
-              Add Demo Entry
-              <DevBadge />
+              <span className="truncate">Add Demo Entry</span>
+              <DevBadge className="shrink-0" />
             </Button>
           )}
 
-          <ButtonGroup>
+          <ButtonGroup className="w-full min-w-0 sm:w-auto">
             <Button
               variant="outline"
-              className="rounded-r-none"
+              className="min-w-0 flex-1 justify-center rounded-r-none sm:flex-none"
               size="sm"
               onClick={() => void handleReload()}
               disabled={isFetching}
             >
               <RefreshCwIcon className={cn({ 'motion-safe:animate-spin': isFetching })} />
-              {t('orderbook.button_reload_title')}
+              <span className="truncate">{t('orderbook.button_reload_title')}</span>
             </Button>
 
             <DropdownMenu>
               <DropdownMenuTrigger asChild>
-                <Button variant="outline" size="sm" disabled={isFetching}>
+                <Button className="shrink-0" variant="outline" size="sm" disabled={isFetching}>
                   <ChevronDownIcon />
                 </Button>
               </DropdownMenuTrigger>
@@ -319,7 +319,7 @@ export const OrderbookContent = ({ enabled, className }: OrderbookContentProps)
             placeholder={t('orderbook.placeholder_search')}
             value={searchInputRaw}
             onChange={(event) => setSearchInputRaw(event.target.value)}
-            className="w-64"
+            className="w-full min-w-0 sm:w-64"
             disabled={isFetching}
           />
         </div>
@@ -328,14 +328,15 @@ export const OrderbookContent = ({ enabled, className }: OrderbookContentProps)
       {/* Controls */}
       {nickname && (
         <div className="flex flex-col gap-2">
-          <div className="flex items-center gap-4">
+          <div className="flex items-start gap-4">
             <Switch
+              className="mt-0.5 shrink-0"
               id="highlight-my-offers"
               checked={isHighlightMyOffers}
               onCheckedChange={(checked) => setHighlightMyOffers(checked)}
               disabled={isFetching}
             />
-            <Label htmlFor="highlight-my-offers" className="flex flex-col items-start gap-0">
+            <Label htmlFor="highlight-my-offers" className="min-w-0 flex-1 flex-col items-start gap-0">
               <div className="font-medium">{t('orderbook.label_highlight_own_orders')}</div>
               {myOffers.length === 0 ? (
                 <div className="text-muted-foreground text-sm">{t('orderbook.text_highlight_own_orders_subtitle')}</div>
@@ -344,8 +345,9 @@ export const OrderbookContent = ({ enabled, className }: OrderbookContentProps)
           </div>
 
           {myOffers.length > 0 && (
-            <div className="flex items-center gap-4">
+            <div className="flex items-start gap-4">
               <Switch
+                className="mt-0.5 shrink-0"
                 id="pin-my-offers"
                 checked={isPinMyOffers}
                 onCheckedChange={(checked) => {
@@ -356,7 +358,7 @@ export const OrderbookContent = ({ enabled, className }: OrderbookContentProps)
                 }}
                 disabled={isFetching}
               />
-              <Label htmlFor="pin-my-offers" className="flex flex-col items-start gap-0">
+              <Label htmlFor="pin-my-offers" className="min-w-0 flex-1 flex-col items-start gap-0">
                 <div className="font-medium">{t('orderbook.label_pin_to_top_own_orders')}</div>
                 <div className="text-muted-foreground text-sm">
                   {t('orderbook.text_pin_to_top_own_orders_subtitle')}
@@ -368,12 +370,12 @@ export const OrderbookContent = ({ enabled, className }: OrderbookContentProps)
       )}
 
       {marketSummary && (
-        <Card>
+        <Card className="overflow-hidden">
           <CardHeader className="pb-2">
             <CardTitle className="text-sm font-medium">{t('orderbook.market_summary_title')}</CardTitle>
           </CardHeader>
           <CardContent className="pt-0">
-            <Tabs defaultValue="summary">
+            <Tabs defaultValue="summary" className="min-w-0">
               <TabsList>
                 <TabsTrigger value="summary" className="cursor-pointer">
                   {t('orderbook.tab_summary')}
@@ -383,10 +385,10 @@ export const OrderbookContent = ({ enabled, className }: OrderbookContentProps)
                 </TabsTrigger>
               </TabsList>
 
-              <TabsContent value="summary">
+              <TabsContent value="summary" className="min-w-0 overflow-hidden">
                 <div className="text-muted-foreground grid gap-1 text-sm sm:grid-cols-2">
                   {marketSummary.medianAbsFee !== null && (
-                    <p className="flex items-center gap-1">
+                    <p className="flex min-w-0 flex-wrap items-center gap-x-1 gap-y-0.5">
                       <span>{t('orderbook.market_summary_median_abs_fee_label')}:</span>
                       <Balance
                         valueString={String(Math.round(marketSummary.medianAbsFee))}
@@ -395,23 +397,23 @@ export const OrderbookContent = ({ enabled, className }: OrderbookContentProps)
                     </p>
                   )}
                   {marketSummary.medianRelFee !== null && (
-                    <p>
+                    <p className="break-words">
                       {t('orderbook.market_summary_median_rel_fee', {
                         value: factorToPercentage(marketSummary.medianRelFee).toFixed(4),
                       })}
                     </p>
                   )}
-                  <p className="flex items-center gap-1">
+                  <p className="flex min-w-0 flex-wrap items-center gap-x-1 gap-y-0.5">
                     <span>{t('orderbook.market_summary_total_liquidity_label')}:</span>
                     <Balance valueString={String(marketSummary.totalLiquidity)} enableVisibilityToggle={false} />
                   </p>
-                  <p className="flex items-center gap-1">
+                  <p className="flex min-w-0 flex-wrap items-center gap-x-1 gap-y-0.5">
                     <span>{t('orderbook.market_summary_offer_min_size_label')}:</span>
                     <Balance valueString={String(marketSummary.minOfferSize)} enableVisibilityToggle={false} />
                     <span>–</span>
                     <Balance valueString={String(marketSummary.maxOfferSize)} enableVisibilityToggle={false} />
                   </p>
-                  <p>
+                  <p className="break-words">
                     {t('orderbook.market_summary_bonded_makers', {
                       bonded: marketSummary.bondedMakers,
                       unbonded: marketSummary.unbondedMakers,
diff --git a/src/components/orderbook/OrderbookOverlay.tsx b/src/components/orderbook/OrderbookOverlay.tsx
index 41ddb6b6..f25b00b0 100644
--- a/src/components/orderbook/OrderbookOverlay.tsx
+++ b/src/components/orderbook/OrderbookOverlay.tsx
@@ -14,15 +14,15 @@ export function OrderbookOverlay({ open, onOpenChange, ...dialogProps }: Orderbo
   const { t } = useTranslation()
   return (
     <Dialog open={open} onOpenChange={() => onOpenChange(false)} {...dialogProps}>
-      <DialogContent className="data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom flex h-screen max-w-screen! flex-col rounded-none border-none">
-        <DialogHeader className="px-2">
+      <DialogContent className="data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom flex h-dvh max-h-dvh! w-screen max-w-none! flex-col gap-0! overflow-hidden rounded-none border-none p-0!">
+        <DialogHeader className="px-4 py-3 sm:px-6">
           <DialogTitle className="flex items-center gap-2">
             <PageTitle title={t('orderbook.title')} />
           </DialogTitle>
         </DialogHeader>
 
-        <div className="flex min-h-0 flex-1 overflow-hidden">
-          <OrderbookContent enabled={open} className="flex h-full flex-col p-2 pt-0" />
+        <div className="flex min-h-0 w-full flex-1 overflow-hidden px-2 pb-2 sm:px-4 sm:pb-4">
+          <OrderbookContent enabled={open} className="flex min-h-0 w-full flex-1 flex-col" />
         </div>
       </DialogContent>
     </Dialog>
diff --git a/src/components/orderbook/OrderbookTable.test.tsx b/src/components/orderbook/OrderbookTable.test.tsx
index 00e0f79b..254125f1 100644
--- a/src/components/orderbook/OrderbookTable.test.tsx
+++ b/src/components/orderbook/OrderbookTable.test.tsx
@@ -138,6 +138,8 @@ describe('OrderbookTable', () => {
     render(<OrderbookTable tableEntries={[relativeEntry, absoluteEntry]} selectedEntries={[]} pinnedEntries={[]} />)
 
     for (const heading of [
+      'orderbook.table.heading_counterparty',
+      'orderbook.table.heading_type',
       'orderbook.table.heading_fee',
       'orderbook.table.heading_minimum_size',
       'orderbook.table.heading_maximum_size',
@@ -147,6 +149,7 @@ describe('OrderbookTable', () => {
       const header = screen.queryByText(heading)
       if (header) {
         await user.click(header)
+        await user.click(header)
       }
     }
 
@@ -154,6 +157,52 @@ describe('OrderbookTable', () => {
     expect(screen.getByText('orderbook.table.heading_counterparty')).toBeInTheDocument()
   })
 
+  it('keeps the normal scrollable table on mobile-sized layouts', async () => {
+    const user = userEvent.setup()
+    const firstEntry = makeEntry({
+      bondValue: {
+        amount: 0,
+        displayValue: '7',
+        value: 7,
+      },
+      counterparty: 'same-maker',
+      fee: {
+        displayValue: '100',
+        value: 100,
+      },
+      orderId: '2',
+    })
+    const secondEntry = makeEntry({
+      counterparty: 'same-maker',
+      fee: {
+        displayValue: '900',
+        value: 900,
+      },
+      orderId: '1',
+    })
+
+    render(<OrderbookTable tableEntries={[firstEntry, secondEntry]} selectedEntries={[]} pinnedEntries={[]} />)
+
+    expect(screen.getByRole('table')).toHaveClass('min-w-[42rem]')
+    expect(screen.getByText('orderbook.table.heading_minimum_size')).toBeInTheDocument()
+    expect(screen.getByText('orderbook.table.heading_maximum_size')).toBeInTheDocument()
+    expect(screen.getByText('orderbook.table.heading_bond_value')).toBeInTheDocument()
+    expect(screen.queryByText('orderbook.table.heading_miner_fee_contribution')).not.toBeInTheDocument()
+
+    await user.click(screen.getByText('orderbook.table.heading_counterparty'))
+    await user.click(screen.getByText('orderbook.table.heading_fee'))
+    await user.click(screen.getByText('orderbook.table.heading_fee'))
+  })
+
+  it('handles showing all rows when the filtered table is empty', async () => {
+    const user = userEvent.setup()
+
+    render(<OrderbookTable tableEntries={[]} selectedEntries={[]} pinnedEntries={[]} />)
+
+    await user.click(screen.getByText('show-all'))
+    await waitFor(() => expect(screen.getByText('pagination:1/0:-1:0')).toBeInTheDocument())
+  })
+
   it('filters rows and handles empty pinned row models', () => {
     const debugSpy = vi.spyOn(console, 'debug').mockImplementation(() => undefined)
 
diff --git a/src/components/orderbook/OrderbookTable.tsx b/src/components/orderbook/OrderbookTable.tsx
index ec137edc..f4e1289c 100644
--- a/src/components/orderbook/OrderbookTable.tsx
+++ b/src/components/orderbook/OrderbookTable.tsx
@@ -214,9 +214,7 @@ export const OrderbookTable = ({
     ],
     [t],
   )
-  const [columnVisibility, setColumnVisibility] = useState<VisibilityState>({
-    minerFeeContribution: false,
-  })
+  const [columnVisibility, setColumnVisibility] = useState<VisibilityState>({ minerFeeContribution: false })
   const [rowSelection, setRowSelection] = useState<RowSelectionState>({})
   const [rowPinning, setRowPinning] = useState<RowPinningState>({
     top: [],
@@ -290,9 +288,9 @@ export const OrderbookTable = ({
   }, [table, onChange])
 
   return (
-    <div className="flex flex-1 flex-col gap-2 overflow-hidden rounded-lg border shadow-lg">
-      <div className="flex-1 overflow-auto">
-        <Table>
+    <div className="flex min-h-0 min-w-0 flex-1 flex-col gap-2 overflow-hidden rounded-lg border shadow-lg">
+      <div className="min-h-0 flex-1 overflow-auto">
+        <Table className="min-w-[42rem] text-sm">
           <TableHeader>
             {table.getHeaderGroups().map((headerGroup) => (
               <TableRow key={headerGroup.id}>
diff --git a/src/components/receive/ReceiveForm.tsx b/src/components/receive/ReceiveForm.tsx
index 5b16757a..07093085 100644
--- a/src/components/receive/ReceiveForm.tsx
+++ b/src/components/receive/ReceiveForm.tsx
@@ -97,7 +97,7 @@ export const ReceiveForm = ({ className, defaultValues, onSubmit, jars, disabled
       <div className="space-y-2">
         <Field className="space-y-4" data-invalid={errors.source !== undefined}>
           <FieldLabel>{t('receive.label_source_jar')}</FieldLabel>
-          <div className="grid grid-cols-5 gap-4">
+          <div className="grid grid-cols-1 gap-4 sm:grid-cols-2 lg:grid-cols-5">
             {jars.map((jar, index) => (
               <SelectableJar
                 key={index}
diff --git a/src/components/receive/ReceivePage.tsx b/src/components/receive/ReceivePage.tsx
index 30a86d17..508c6288 100644
--- a/src/components/receive/ReceivePage.tsx
+++ b/src/components/receive/ReceivePage.tsx
@@ -119,7 +119,7 @@ export const ReceivePage = ({ walletFileName }: ReceivePageProps) => {
       <Card>
         <CardContent className="flex w-full flex-col items-center justify-center gap-2">
           {getAddressMutation.isPending ? (
-            <Skeleton style={{ height: QRCODE_WIDTH, width: QRCODE_WIDTH }} />
+            <Skeleton className="aspect-square w-full max-w-80" />
           ) : getAddressMutation.data?.address ? (
             <BitcoinAddressQrCode
               className="animate-in fade-in duration-1000"
@@ -128,10 +128,7 @@ export const ReceivePage = ({ walletFileName }: ReceivePageProps) => {
               width={QRCODE_WIDTH}
             />
           ) : getAddressMutation.isIdle ? (
-            <div
-              className={cn('flex items-center justify-center border')}
-              style={{ height: QRCODE_WIDTH, width: QRCODE_WIDTH }}
-            >
+            <div className={cn('flex aspect-square w-full max-w-80 items-center justify-center border')}>
               <Button
                 variant="outline"
                 size="lg"
@@ -148,8 +145,9 @@ export const ReceivePage = ({ walletFileName }: ReceivePageProps) => {
             </div>
           ) : (
             <div
-              className={cn('text-destructive flex items-center justify-center border text-sm')}
-              style={{ height: QRCODE_WIDTH, width: QRCODE_WIDTH }}
+              className={cn(
+                'text-destructive flex aspect-square w-full max-w-80 items-center justify-center border text-sm',
+              )}
             >
               {t('receive.error_loading_address_failed')}
             </div>
@@ -157,7 +155,7 @@ export const ReceivePage = ({ walletFileName }: ReceivePageProps) => {
 
           {getAddressMutation.isPending ? (
             <div className="flex flex-col items-center space-y-2">
-              <Skeleton className="mt-0.5 h-5 w-[24rem]" />
+              <Skeleton className="mt-0.5 h-5 w-full max-w-96" />
               <Skeleton className="h-6 w-[84px]" />
             </div>
           ) : (
@@ -181,7 +179,7 @@ export const ReceivePage = ({ walletFileName }: ReceivePageProps) => {
             </div>
           )}
 
-          <div className="mt-4 flex items-center gap-2">
+          <div className="mt-4 flex flex-wrap items-center justify-center gap-2">
             <Button
               variant="outline"
               size="sm"
diff --git a/src/components/send/JarSelectorDialog.tsx b/src/components/send/JarSelectorDialog.tsx
index 33d9c055..8415cd95 100644
--- a/src/components/send/JarSelectorDialog.tsx
+++ b/src/components/send/JarSelectorDialog.tsx
@@ -63,7 +63,7 @@ export default function JarSelectorDialog({
         </DialogHeader>
 
         <div className="py-4">
-          <div className="grid grid-cols-5 gap-4">
+          <div className="grid grid-cols-2 gap-4 sm:grid-cols-3 lg:grid-cols-5">
             {jars.map((jar, index) => (
               <SelectableJar
                 key={index}
@@ -81,11 +81,16 @@ export default function JarSelectorDialog({
           </div>
         </div>
 
-        <DialogFooter className="sm:justify-center">
-          <Button className="flex-1" variant="outline" onClick={handleClose}>
+        <DialogFooter className="gap-3 sm:justify-center">
+          <Button className="min-h-12 flex-1 text-base" variant="outline" size="xxl" onClick={handleClose}>
             {t('modal.confirm_button_reject')}
           </Button>
-          <Button className="flex-1" onClick={() => void confirm()} disabled={!selectedJar || isConfirming}>
+          <Button
+            className="min-h-12 flex-1 text-base"
+            size="xxl"
+            onClick={() => void confirm()}
+            disabled={!selectedJar || isConfirming}
+          >
             {isConfirming ? (
               <>
                 <Spinner className="motion-reduce:hidden" />
diff --git a/src/components/send/PaymentConfirmDialog.tsx b/src/components/send/PaymentConfirmDialog.tsx
index a1380008..5acc28d5 100644
--- a/src/components/send/PaymentConfirmDialog.tsx
+++ b/src/components/send/PaymentConfirmDialog.tsx
@@ -90,7 +90,7 @@ export default function PaymentConfirmDialog({
     <Dialog open={open} onOpenChange={handleClose} {...dialogProps}>
       <DialogContent className="sm:max-w-2xl">
         <DialogHeader>
-          <DialogTitle className="flex items-center justify-center gap-2 font-semibold">
+          <DialogTitle className="flex flex-wrap items-center justify-center gap-2 text-center font-semibold">
             {t('send.confirm_send_modal.title')}
           </DialogTitle>
           <DialogDescription className="text-center">
@@ -106,7 +106,7 @@ export default function PaymentConfirmDialog({
           </DialogDescription>
         </DialogHeader>
 
-        <div className="grid grid-cols-1 space-y-1 space-x-4 md:grid-cols-5">
+        <div className="grid grid-cols-1 gap-x-4 gap-y-1 md:grid-cols-5">
           <div className="col-span-1 font-semibold md:text-right">{t('send.confirm_send_modal.label_source_jar')}</div>
           <div className="col-span-4">
             {meta.sourceJar.name} <span className="text-muted-foreground text-xs">#{meta.sourceJar.jarIndex}</span>
@@ -132,7 +132,7 @@ export default function PaymentConfirmDialog({
           </div>
 
           <div className="col-span-1 font-semibold md:text-right">{t('send.confirm_send_modal.label_amount')}</div>
-          <div className="col-span-4 flex items-center gap-1">
+          <div className="col-span-4 flex flex-wrap items-center gap-1">
             {values.amount?.isSweep ? (
               <>
                 <Trans i18nKey="send.confirm_send_modal.text_sweep_balance">
@@ -165,7 +165,7 @@ export default function PaymentConfirmDialog({
                 {t('send.confirm_send_modal.label_estimated_max_collaborator_fee')}
               </div>
 
-              <div className="col-span-4 flex items-center gap-1">
+              <div className="col-span-4 flex flex-wrap items-center gap-1">
                 &le;
                 <Balance valueString={String(estimatedMaxCollaboratorFee.maxFee)} showBalance={true} />
                 <span className="text-muted-foreground text-xs">
@@ -211,11 +211,16 @@ export default function PaymentConfirmDialog({
           </Card>
         )}
 
-        <DialogFooter className="sm:justify-center">
-          <Button className="flex-1" variant="outline" onClick={handleClose}>
+        <DialogFooter className="gap-3 sm:justify-center">
+          <Button className="min-h-12 flex-1 text-base" variant="outline" size="xxl" onClick={handleClose}>
             {t('modal.confirm_button_reject')}
           </Button>
-          <Button className="flex-1" onClick={() => void confirm()} disabled={isConfirming}>
+          <Button
+            className="min-h-12 flex-1 text-base"
+            size="xxl"
+            onClick={() => void confirm()}
+            disabled={isConfirming}
+          >
             {isConfirming ? (
               <>
                 <Spinner className="motion-reduce:hidden" />
diff --git a/src/components/send/SendForm.test.tsx b/src/components/send/SendForm.test.tsx
index efd87659..133d51c8 100644
--- a/src/components/send/SendForm.test.tsx
+++ b/src/components/send/SendForm.test.tsx
@@ -172,6 +172,9 @@ describe('SendForm', () => {
 
     fireEvent.click(document.querySelector('#btn-sweep-trigger')!)
     expect(document.querySelector('#btn-sweep-clear-trigger')).toBeInTheDocument()
+    expect(
+      document.querySelector('#send-amount-sweep-from-jar')?.closest('[data-slot="button-group"]'),
+    ).toBeInTheDocument()
 
     // reselect the same jar while sweep is active -> hits the sweep-reset branch
     fireEvent.click(screen.getByRole('button', { name: 'Jar 0' }))
@@ -194,6 +197,9 @@ describe('SendForm', () => {
     fireEvent.click(document.querySelector('#show-address-from-jar-selector-trigger')!)
     fireEvent.click(await screen.findByTestId('jar-confirm'))
     await waitFor(() => expect(screen.getByTestId('address')).toBeInTheDocument())
+    expect(
+      document.querySelector('#send-destination-address-from-jar')?.closest('[data-slot="button-group"]'),
+    ).toBeInTheDocument()
   })
 
   it('shows an error when the jar selector address lookup fails', async () => {
diff --git a/src/components/send/SendForm.tsx b/src/components/send/SendForm.tsx
index c4b17db9..cd6a08f9 100644
--- a/src/components/send/SendForm.tsx
+++ b/src/components/send/SendForm.tsx
@@ -55,6 +55,9 @@ type AddressFromJarSelectorDialog = Omit<ComponentProps<typeof JarSelectorDialog
   onConfirm: (jar: JarIndex, address: AddressInfo) => void
 }
 
+const responsiveSelectionButtonGroupClass =
+  'w-full flex-col gap-2 sm:flex-row sm:items-stretch [&>*]:rounded-md [&>*]:border sm:[&>*:not(:first-child)]:rounded-l-none sm:[&>*:not(:first-child)]:border-l-0 sm:[&>*:not(:last-child)]:rounded-r-none'
+
 const AddressFromJarSelectorDialog = ({
   walletFileName,
   onError,
@@ -299,11 +302,11 @@ export function SendForm({
         <form onSubmit={(event) => void doOnSubmit(event)} className={cn('flex flex-col gap-4', className)} noValidate>
           <div className="space-y-2">
             <Field className="space-y-4" data-invalid={errors.source !== undefined}>
-              <div className="flex items-center justify-between gap-2">
+              <div className="flex flex-wrap items-center justify-between gap-2">
                 <FieldLabel>{t('send.label_source_jar')}</FieldLabel>
                 {sourceJarLabelButton && <>{sourceJarLabelButton}</>}
               </div>
-              <div className="grid grid-cols-5 gap-4">
+              <div className="grid grid-cols-2 gap-4 sm:grid-cols-3 lg:grid-cols-5">
                 {jars.map((jar, index) => (
                   <SelectableJar
                     key={index}
@@ -351,7 +354,7 @@ export function SendForm({
                 )}
               </FieldLabel>
               <ButtonGroup
-                className={cn({
+                className={cn('w-full', {
                   hidden: destinationJar !== undefined,
                 })}
               >
@@ -372,6 +375,7 @@ export function SendForm({
                   type="button"
                   variant="outline"
                   size="lg"
+                  className="shrink-0"
                   disabled={disabled}
                   onClick={() => setShowQrScannerDialog(true)}
                 >
@@ -383,6 +387,7 @@ export function SendForm({
                   type="button"
                   variant="outline"
                   size="lg"
+                  className="shrink-0"
                   disabled={disabled}
                   onClick={() => setShowAddressFromJarSelectorDialog(true)}
                 >
@@ -391,7 +396,7 @@ export function SendForm({
                 </Button>
               </ButtonGroup>
               <ButtonGroup
-                className={cn({
+                className={cn(responsiveSelectionButtonGroupClass, {
                   hidden: destinationJar === undefined,
                 })}
               >
@@ -401,12 +406,12 @@ export function SendForm({
                       id="send-destination-address-from-jar"
                       className={cn(
                         inputVariants(),
-                        'flex items-center justify-between gap-2',
+                        'flex min-h-8 min-w-0 flex-col items-start justify-center gap-1 sm:flex-row sm:items-center sm:justify-between sm:gap-2',
                         'bg-input/50 dark:bg-input/80 h-auto',
                       )}
                     >
-                      <Address value={values.destination.address} copyable={true} />
-                      <Badge className="text-sm" variant="default">
+                      <Address value={values.destination.address} copyable={true} className="text-xs sm:text-sm" />
+                      <Badge className="shrink-0 text-sm" variant="default">
                         {destinationJar.name} <span className="text-xs">#{destinationJar.jarIndex}</span>
                       </Badge>
                     </div>
@@ -416,7 +421,7 @@ export function SendForm({
                       type="button"
                       variant="outline"
                       size="lg"
-                      className="h-auto"
+                      className="h-auto w-full sm:w-auto"
                       disabled={disabled}
                       onClick={() => {
                         setValue('destination.address', '', { shouldValidate: true })
@@ -447,7 +452,7 @@ export function SendForm({
               <FieldLabel htmlFor="send-amount">{t('send.label_amount_input')}</FieldLabel>
 
               <ButtonGroup
-                className={cn('relative', {
+                className={cn('relative w-full', {
                   hidden: isSweep === true,
                 })}
               >
@@ -471,6 +476,7 @@ export function SendForm({
                   type="button"
                   variant="outline"
                   size="lg"
+                  className="shrink-0"
                   disabled={
                     disabled ||
                     sourceJar === undefined ||
@@ -489,7 +495,7 @@ export function SendForm({
               </ButtonGroup>
 
               <ButtonGroup
-                className={cn({
+                className={cn(responsiveSelectionButtonGroupClass, {
                   hidden: isSweep !== true,
                 })}
               >
@@ -497,7 +503,7 @@ export function SendForm({
                   id="send-amount-sweep-from-jar"
                   className={cn(
                     inputVariants(),
-                    'flex items-center justify-between gap-2',
+                    'flex min-h-8 min-w-0 flex-col items-start justify-center gap-1 sm:flex-row sm:items-center sm:justify-between sm:gap-2',
                     'bg-input/50 dark:bg-input/80 h-auto',
                   )}
                   aria-disabled
@@ -506,7 +512,7 @@ export function SendForm({
                     <Balance valueString={values.amount.sweepAmount.toFixed(0)} />
                   )}
 
-                  <Badge className="text-sm" variant="default">
+                  <Badge className="shrink-0 text-sm" variant="default">
                     {sourceJar?.name} <span className="text-xs">#{sourceJar?.jarIndex}</span>
                   </Badge>
                 </div>
@@ -516,7 +522,7 @@ export function SendForm({
                   type="button"
                   variant="outline"
                   size="lg"
-                  className="h-auto"
+                  className="h-auto w-full sm:w-auto"
                   disabled={disabled}
                   onClick={() => {
                     setValue('amount.isSweep', false, { shouldValidate: true })
diff --git a/src/components/send/SendPage.tsx b/src/components/send/SendPage.tsx
index 1ee308bc..2681bc4c 100644
--- a/src/components/send/SendPage.tsx
+++ b/src/components/send/SendPage.tsx
@@ -503,7 +503,7 @@ export const SendPage = ({ walletFileName }: SendPageProps) => {
             <AlertTitle>{t('send.text_coinjoin_already_running')}</AlertTitle>
             <AlertDescription className="flex flex-col gap-2">
               {currentPaymentAttempt && (
-                <pre>
+                <pre className="max-w-full overflow-x-auto">
                   {JSON.stringify(
                     {
                       sourceJar: currentPaymentAttempt.data.source.fromJar,
diff --git a/src/components/send/TxFeeForm.tsx b/src/components/send/TxFeeForm.tsx
index adbf6e4d..e0272687 100644
--- a/src/components/send/TxFeeForm.tsx
+++ b/src/components/send/TxFeeForm.tsx
@@ -24,8 +24,8 @@ const TxFeeUnitInput = (props: React.ComponentProps<typeof RadioGroup>) => {
   const id = useId()
 
   return (
-    <RadioGroup className="flex items-center justify-center" {...props}>
-      <div className="border-input has-data-[state=checked]:border-primary/50 has-data-[state=checked]:border-primary/50 has-data-[state=checked]:ring-primary/20 relative flex w-full max-w-50 cursor-pointer flex-col items-center gap-3 rounded-md border p-4 shadow-xs outline-none has-data-[state=checked]:ring-[2px]">
+    <RadioGroup className="flex flex-col items-stretch justify-center gap-2 sm:flex-row sm:items-center" {...props}>
+      <div className="border-input has-data-[state=checked]:border-primary/50 has-data-[state=checked]:border-primary/50 has-data-[state=checked]:ring-primary/20 relative flex w-full cursor-pointer flex-col items-center gap-3 rounded-md border p-4 shadow-xs outline-none has-data-[state=checked]:ring-[2px] sm:max-w-50">
         <RadioGroupItem
           value={TX_FEE_UNITS.BLOCKS}
           id={`${id}-blocks`}
@@ -38,7 +38,7 @@ const TxFeeUnitInput = (props: React.ComponentProps<typeof RadioGroup>) => {
           </Label>
         </div>
       </div>
-      <div className="border-input has-data-[state=checked]:border-primary/50 has-data-[state=checked]:ring-primary/20 relative flex w-full max-w-50 flex-col items-center gap-3 rounded-md border p-4 shadow-xs outline-none has-data-[state=checked]:ring-[2px]">
+      <div className="border-input has-data-[state=checked]:border-primary/50 has-data-[state=checked]:ring-primary/20 relative flex w-full flex-col items-center gap-3 rounded-md border p-4 shadow-xs outline-none has-data-[state=checked]:ring-[2px] sm:max-w-50">
         <RadioGroupItem
           value={TX_FEE_UNITS.SATS_PER_VBYTE}
           id={`${id}-satsperkvb`}
diff --git a/src/components/send/UtxoSelectionDialog.tsx b/src/components/send/UtxoSelectionDialog.tsx
index eee0849c..36d7d44e 100644
--- a/src/components/send/UtxoSelectionDialog.tsx
+++ b/src/components/send/UtxoSelectionDialog.tsx
@@ -50,7 +50,7 @@ export const UtxoSelectionDialog = ({
           placeholder={t('jar_details.utxo_list.placeholder_search')}
           disabled={isSubmitting}
         />
-        <div className="max-h-[55vh] overflow-hidden">
+        <div className="max-h-[55dvh] min-h-0 overflow-hidden">
           <JarUtxosTable
             globalFilter={filter}
             tableEntries={tableEntries}
diff --git a/src/components/settings/AccountXpubsDialog.tsx b/src/components/settings/AccountXpubsDialog.tsx
index 79c837d0..e0128ec2 100644
--- a/src/components/settings/AccountXpubsDialog.tsx
+++ b/src/components/settings/AccountXpubsDialog.tsx
@@ -143,10 +143,7 @@ const AccountXpubItem = ({ xpub, accountNameAndLabel }: AccountXpubItemProps) =>
       {showQrCode ? (
         <BitcoinXpubQrCode xpub={xpub.xpub} width={QRCODE_WIDTH} className="animate-in fade-in duration-1000" />
       ) : (
-        <div
-          className={cn('flex items-center justify-center border')}
-          style={{ height: QRCODE_WIDTH, width: QRCODE_WIDTH }}
-        >
+        <div className={cn('flex aspect-square w-full max-w-80 items-center justify-center border')}>
           <Button variant="outline" size="lg" onClick={() => setShowQrCode(true)}>
             <HatGlassesIcon />
             {
@@ -175,15 +172,15 @@ export const AccountXpubsAccordion = ({ values }: AccountXpubsAccordionProps) =>
         })
         return (
           <AccordionItem key={index} value={String(account.accountIndex)}>
-            <AccordionTrigger className="group/xpub-accordion-trigger px-4 no-underline!">
-              <span className="flex-1 flex-col group-hover/xpub-accordion-trigger:underline">
+            <AccordionTrigger className="group/xpub-accordion-trigger flex-wrap px-4 no-underline!">
+              <span className="min-w-0 flex-1 flex-col break-words group-hover/xpub-accordion-trigger:underline">
                 {account.accountName}
               </span>
-              <span className="text-muted-foreground font-mono">{accountLabel}</span>
+              <span className="text-muted-foreground shrink-0 font-mono">{accountLabel}</span>
             </AccordionTrigger>
             <AccordionContent className="flex flex-col gap-1 p-4 pt-2">
               <Label className="text-muted-foreground text-sm">
-                <div className="flex flex-1 items-end gap-2">
+                <div className="flex min-w-0 flex-1 flex-wrap items-end gap-2">
                   {/* TODO: i18n */}Extended Public Key
                   <span className="text-muted-foreground/70 font-mono text-xs">{account.path}</span>
                 </div>
diff --git a/src/components/settings/LanguageSelector.tsx b/src/components/settings/LanguageSelector.tsx
index 958b58d6..f65dd5d2 100644
--- a/src/components/settings/LanguageSelector.tsx
+++ b/src/components/settings/LanguageSelector.tsx
@@ -16,9 +16,9 @@ export const LanguageSelector = () => {
   }
 
   return (
-    <div className="flex items-center justify-between py-2">
-      <div className="flex items-center gap-2">
-        <div className="bg-muted/50 flex h-7 w-7 items-center justify-center rounded-lg border">
+    <div className="flex flex-col items-stretch justify-between gap-2 py-2 sm:flex-row sm:items-center">
+      <div className="flex min-w-0 items-center gap-2">
+        <div className="bg-muted/50 flex h-7 w-7 shrink-0 items-center justify-center rounded-lg border">
           <GlobeIcon className="text-muted-foreground h-3 w-3" />
         </div>
         <div>
@@ -27,7 +27,7 @@ export const LanguageSelector = () => {
       </div>
 
       <Select value={i18n.resolvedLanguage} onValueChange={(value) => void handleLanguageChange(value)}>
-        <SelectTrigger className="h-7 w-38 text-xs" aria-label="Select language">
+        <SelectTrigger className="h-7 w-full text-xs sm:w-38" aria-label="Select language">
           <SelectValue placeholder={getCurrentLanguageDescription()} />
         </SelectTrigger>
         <SelectContent>
diff --git a/src/components/settings/RescanChainPage.tsx b/src/components/settings/RescanChainPage.tsx
index c4bdf0cc..45b7dc5c 100644
--- a/src/components/settings/RescanChainPage.tsx
+++ b/src/components/settings/RescanChainPage.tsx
@@ -156,8 +156,13 @@ export const RescanChainPage = ({ walletFileName }: RescanChainProps) => {
 
   return (
     <div className="mx-auto max-w-4xl space-y-3 p-4">
-      <div className="flex items-center gap-4">
-        <Button variant="ghost" onClick={() => void navigate(routes.settings)} title={t('global.back')}>
+      <div className="flex min-w-0 items-start gap-2 sm:items-center sm:gap-4">
+        <Button
+          variant="ghost"
+          className="shrink-0"
+          onClick={() => void navigate(routes.settings)}
+          title={t('global.back')}
+        >
           <ArrowLeftIcon />
           <span className="sr-only">{t('global.back')}</span>
         </Button>
@@ -173,9 +178,9 @@ export const RescanChainPage = ({ walletFileName }: RescanChainProps) => {
           />
           {rescanInfo.rescanning && (
             <div className="bg-muted/50 mt-4 animate-pulse rounded-lg p-3 duration-100">
-              <div className="flex items-center gap-2">
-                <RefreshCwIcon className="h-4 w-4 animate-spin motion-reduce:hidden" />
-                <span className="text-sm">
+              <div className="flex min-w-0 items-start gap-2">
+                <RefreshCwIcon className="mt-0.5 h-4 w-4 shrink-0 animate-spin motion-reduce:hidden" />
+                <span className="min-w-0 text-sm break-words">
                   {rescanInfo?.progress === undefined
                     ? t('app.alert_rescan_in_progress')
                     : t('app.alert_rescan_in_progress_with_progress', {
diff --git a/src/components/settings/SettingsItem.tsx b/src/components/settings/SettingsItem.tsx
index 9c4a8e8c..e92e70be 100644
--- a/src/components/settings/SettingsItem.tsx
+++ b/src/components/settings/SettingsItem.tsx
@@ -23,22 +23,22 @@ export const SettingItem = ({
 }: SettingsItemProps) => {
   const content = (
     <div
-      className={cx('flex items-center justify-between py-2', {
+      className={cx('flex min-w-0 items-center justify-between gap-2 py-2', {
         'hover:bg-muted/50 -mx-2 cursor-pointer rounded-md px-2': !disabled,
         'cursor-not-allowed opacity-60': disabled,
       })}
       onClick={!disabled && action ? () => void action() : undefined}
     >
-      <div className="flex items-center gap-2">
-        <div className="bg-muted/50 flex h-7 w-7 items-center justify-center rounded-lg border">
+      <div className="flex min-w-0 items-center gap-2">
+        <div className="bg-muted/50 flex h-7 w-7 shrink-0 items-center justify-center rounded-lg border">
           {Icon && <Icon className="text-muted-foreground h-4 w-4 align-middle" />}
           {renderIcon?.({ className: 'text-muted-foreground h-4 w-4 align-middle' })}
         </div>
-        <div>
-          <p className="text-sm font-medium">{title}</p>
+        <div className="min-w-0">
+          <p className="text-sm font-medium break-words">{title}</p>
         </div>
       </div>
-      {children}
+      {children !== undefined && <div className="shrink-0">{children}</div>}
     </div>
   )
 
diff --git a/src/components/settings/fees/FeeConfigDialog.tsx b/src/components/settings/fees/FeeConfigDialog.tsx
index 16bfee4e..556d4187 100644
--- a/src/components/settings/fees/FeeConfigDialog.tsx
+++ b/src/components/settings/fees/FeeConfigDialog.tsx
@@ -189,7 +189,7 @@ export const FeeConfigDialog = ({
 
   return (
     <Dialog open={open} onOpenChange={onOpenChange} {...dialogProps}>
-      <DialogContent className="max-h-[90vh] max-w-3xl overflow-y-auto">
+      <DialogContent className="max-h-[90dvh] max-w-3xl overflow-y-auto">
         <DialogHeader>
           <DialogTitle>{t('settings.fees.title')}</DialogTitle>
           <DialogDescription>
diff --git a/src/components/sweep/SweepPage.tsx b/src/components/sweep/SweepPage.tsx
index dc82e5e5..28c033e9 100644
--- a/src/components/sweep/SweepPage.tsx
+++ b/src/components/sweep/SweepPage.tsx
@@ -386,12 +386,12 @@ export const SweepPage = ({ walletFileName }: SweepPageProps) => {
 
             <Card>
               <CardContent className="space-y-5">
-                <div className="bg-muted/50 flex items-center justify-between rounded-lg border px-4 py-3">
-                  <div>
+                <div className="bg-muted/50 flex flex-col items-start justify-between gap-2 rounded-lg border px-4 py-3 sm:flex-row sm:items-center">
+                  <div className="min-w-0">
                     <div className="font-medium">{t('scheduler.complete_wallet_title')}</div>
                     <div className="text-muted-foreground text-sm">{t('scheduler.complete_wallet_subtitle')}</div>
                   </div>
-                  <div className="font-semibold">
+                  <div className="shrink-0 font-semibold">
                     <Balance valueString={String(walletInfo.walletBalanceSummary.calculatedAvailableBalanceInSats)} />
                   </div>
                 </div>
diff --git a/src/components/ui/QrScannerDialog.tsx b/src/components/ui/QrScannerDialog.tsx
index 7cf424a9..2a09a12a 100644
--- a/src/components/ui/QrScannerDialog.tsx
+++ b/src/components/ui/QrScannerDialog.tsx
@@ -1,5 +1,5 @@
 import { useCallback, useEffect, useRef, useState, type ComponentProps } from 'react'
-import { Html5Qrcode } from 'html5-qrcode'
+import { Html5Qrcode, type Html5QrcodeCameraScanConfig } from 'html5-qrcode'
 import { ClipboardPasteIcon, ImageUpIcon } from 'lucide-react'
 import { useTranslation } from 'react-i18next'
 import { toast } from 'sonner'
@@ -16,7 +16,13 @@ import { parseBip21Uri, type Bip21ParseResult } from '@/lib/bip21'
 import type { WithRequiredProperty } from '@/types/global'
 
 const QR_READER_ELEMENT_ID = 'qr-scanner-reader'
-const SCAN_CONFIG = { fps: 10, qrbox: { width: 250, height: 250 } }
+const SCAN_CONFIG = {
+  fps: 10,
+  qrbox: (viewfinderWidth, viewfinderHeight) => {
+    const edgeLength = Math.max(1, Math.floor(Math.min(250, viewfinderWidth * 0.8, viewfinderHeight * 0.8)))
+    return { width: edgeLength, height: edgeLength }
+  },
+} satisfies Html5QrcodeCameraScanConfig
 
 type QrScannerDialogProps = WithRequiredProperty<
   Omit<ComponentProps<typeof Dialog>, 'children'>,
@@ -178,7 +184,7 @@ export default function QrScannerDialog({ open, onOpenChange, onScan, ...dialogP
           }}
         />
 
-        <DialogFooter className="sm:justify-center">
+        <DialogFooter className="sm:justify-center [&>[data-slot=button]]:min-h-10">
           <Button className="flex-1" variant="outline" onClick={() => void handlePaste()}>
             <ClipboardPasteIcon />
             {t('send.qr_paste_button')}
diff --git a/src/components/ui/accordion.tsx b/src/components/ui/accordion.tsx
index 2f16734b..d62ceef2 100644
--- a/src/components/ui/accordion.tsx
+++ b/src/components/ui/accordion.tsx
@@ -25,7 +25,7 @@ function AccordionTrigger({ className, children, ...props }: React.ComponentProp
       <AccordionPrimitive.Trigger
         data-slot="accordion-trigger"
         className={cn(
-          'focus-visible:border-ring focus-visible:ring-ring/50 flex flex-1 items-start justify-between gap-4 rounded-md py-4 text-left text-sm font-medium transition-all outline-none hover:underline focus-visible:ring-[3px] disabled:pointer-events-none disabled:opacity-50 [&[data-state=open]>svg]:rotate-180',
+          'focus-visible:border-ring focus-visible:ring-ring/50 flex min-w-0 flex-1 items-start justify-between gap-4 rounded-md py-4 text-left text-sm font-medium transition-all outline-none hover:underline focus-visible:ring-[3px] disabled:pointer-events-none disabled:opacity-50 [&[data-state=open]>svg]:rotate-180',
           className,
         )}
         {...props}
diff --git a/src/components/ui/alert.tsx b/src/components/ui/alert.tsx
index 06cb5034..35229081 100644
--- a/src/components/ui/alert.tsx
+++ b/src/components/ui/alert.tsx
@@ -31,7 +31,7 @@ function AlertTitle({ className, ...props }: React.ComponentProps<'div'>) {
     <div
       data-slot="alert-title"
       className={cn(
-        '[&_a]:hover:text-foreground font-medium group-has-[>svg]/alert:col-start-2 [&_a]:underline [&_a]:underline-offset-3',
+        '[&_a]:hover:text-foreground min-w-0 font-medium break-words group-has-[>svg]/alert:col-start-2 [&_a]:underline [&_a]:underline-offset-3',
         className,
       )}
       {...props}
@@ -44,7 +44,7 @@ function AlertDescription({ className, ...props }: React.ComponentProps<'div'>)
     <div
       data-slot="alert-description"
       className={cn(
-        'text-muted-foreground [&_a]:hover:text-foreground text-sm text-balance md:text-pretty [&_a]:underline [&_a]:underline-offset-3 [&_p:not(:last-child)]:mb-4',
+        'text-muted-foreground [&_a]:hover:text-foreground min-w-0 text-sm text-balance break-words md:text-pretty [&_a]:underline [&_a]:underline-offset-3 [&_p:not(:last-child)]:mb-4',
         className,
       )}
       {...props}
diff --git a/src/components/ui/button-group.tsx b/src/components/ui/button-group.tsx
index 81e15344..a9e6e8a5 100644
--- a/src/components/ui/button-group.tsx
+++ b/src/components/ui/button-group.tsx
@@ -4,7 +4,7 @@ import { Separator } from '@/components/ui/separator'
 import { cn } from '@/lib/utils'
 
 const buttonGroupVariants = cva(
-  "flex w-fit items-stretch [&>*]:focus-visible:z-10 [&>*]:focus-visible:relative [&>[data-slot=select-trigger]:not([class*='w-'])]:w-fit [&>input]:flex-1 has-[select[aria-hidden=true]:last-child]:[&>[data-slot=select-trigger]:last-of-type]:rounded-r-md has-[>[data-slot=button-group]]:gap-2",
+  "flex w-fit max-w-full items-stretch [&>*]:focus-visible:z-10 [&>*]:focus-visible:relative [&>[data-slot=select-trigger]:not([class*='w-'])]:w-fit [&>input]:min-w-0 [&>input]:flex-1 has-[select[aria-hidden=true]:last-child]:[&>[data-slot=select-trigger]:last-of-type]:rounded-r-md has-[>[data-slot=button-group]]:gap-2",
   {
     variants: {
       orientation: {
diff --git a/src/components/ui/card.tsx b/src/components/ui/card.tsx
index ff268d00..521c4f5c 100644
--- a/src/components/ui/card.tsx
+++ b/src/components/ui/card.tsx
@@ -5,7 +5,10 @@ function Card({ className, ...props }: React.ComponentProps<'div'>) {
   return (
     <div
       data-slot="card"
-      className={cn('bg-card text-card-foreground flex flex-col gap-6 rounded-xl border py-6 shadow-sm', className)}
+      className={cn(
+        'bg-card text-card-foreground flex min-w-0 flex-col gap-4 rounded-xl border py-4 shadow-sm sm:gap-6 sm:py-6',
+        className,
+      )}
       {...props}
     />
   )
@@ -16,7 +19,7 @@ function CardHeader({ className, ...props }: React.ComponentProps<'div'>) {
     <div
       data-slot="card-header"
       className={cn(
-        '@container/card-header grid auto-rows-min grid-rows-[auto_auto] items-start gap-0 px-6 has-data-[slot=card-action]:grid-cols-[1fr_auto] [.border-b]:pb-6',
+        '@container/card-header grid min-w-0 auto-rows-min grid-rows-[auto_auto] items-start gap-0 px-4 has-data-[slot=card-action]:grid-cols-1 sm:px-6 sm:has-data-[slot=card-action]:grid-cols-[minmax(0,1fr)_auto] [.border-b]:pb-4 sm:[.border-b]:pb-6',
         className,
       )}
       {...props}
@@ -36,18 +39,27 @@ function CardAction({ className, ...props }: React.ComponentProps<'div'>) {
   return (
     <div
       data-slot="card-action"
-      className={cn('col-start-2 row-span-2 row-start-1 self-start justify-self-end', className)}
+      className={cn(
+        'col-start-1 row-start-3 mt-3 max-w-full min-w-0 self-start justify-self-start sm:col-start-2 sm:row-span-2 sm:row-start-1 sm:mt-0 sm:justify-self-end',
+        className,
+      )}
       {...props}
     />
   )
 }
 
 function CardContent({ className, ...props }: React.ComponentProps<'div'>) {
-  return <div data-slot="card-content" className={cn('px-6', className)} {...props} />
+  return <div data-slot="card-content" className={cn('min-w-0 px-4 sm:px-6', className)} {...props} />
 }
 
 function CardFooter({ className, ...props }: React.ComponentProps<'div'>) {
-  return <div data-slot="card-footer" className={cn('flex items-center px-6 [.border-t]:pt-6', className)} {...props} />
+  return (
+    <div
+      data-slot="card-footer"
+      className={cn('flex min-w-0 items-center px-4 sm:px-6 [.border-t]:pt-4 sm:[.border-t]:pt-6', className)}
+      {...props}
+    />
+  )
 }
 
 export { Card, CardHeader, CardFooter, CardTitle, CardAction, CardDescription, CardContent }
diff --git a/src/components/ui/dialog.tsx b/src/components/ui/dialog.tsx
index 1a5a4490..53bb6e2e 100644
--- a/src/components/ui/dialog.tsx
+++ b/src/components/ui/dialog.tsx
@@ -61,7 +61,7 @@ function DialogContent({
       <DialogPrimitive.Content
         data-slot="dialog-content"
         className={cn(
-          'bg-background data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 fixed top-[50%] left-[50%] z-50 grid w-full max-w-[calc(100%-2rem)] translate-x-[-50%] translate-y-[-50%] gap-4 rounded-lg border p-6 shadow-lg duration-200 sm:max-w-2xl',
+          'bg-background data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 fixed top-[50%] left-[50%] z-50 grid max-h-[calc(100dvh-2rem)] w-full max-w-[calc(100%-2rem)] translate-x-[-50%] translate-y-[-50%] gap-4 overflow-y-auto rounded-lg border p-4 shadow-lg duration-200 sm:max-w-2xl sm:p-6',
           className,
         )}
         onPointerDownOutside={(event) => {
diff --git a/src/components/ui/jam/Address.tsx b/src/components/ui/jam/Address.tsx
index 16bb4a40..c8552f41 100644
--- a/src/components/ui/jam/Address.tsx
+++ b/src/components/ui/jam/Address.tsx
@@ -17,7 +17,7 @@ type PlainAddressProps = {
 const PlainAddress = ({ value, className, chunked }: PlainAddressProps) => {
   const chunks = chunked ? value.match(/.{1,4}/g) : [value]
   return (
-    <span className={cn(styles.bitcoinAddress, chunked === true ? styles.chunked : undefined, className)}>
+    <span className={cn('min-w-0', styles.bitcoinAddress, chunked === true ? styles.chunked : undefined, className)}>
       {chunks?.map((it, index) => (
         <span key={index}>{it}</span>
       ))}
@@ -30,7 +30,7 @@ type CopyableAddressProps = PlainAddressProps
 const CopyableAddress = (props: CopyableAddressProps) => {
   const { t } = useTranslation()
   return (
-    <div className="flex items-center gap-2">
+    <div className="flex min-w-0 items-center gap-2">
       <PlainAddress {...props} />
       <CopyButton
         value={props.value}
diff --git a/src/components/ui/jam/BitcoinQrCode.tsx b/src/components/ui/jam/BitcoinQrCode.tsx
index e5b9f498..5eb48a44 100644
--- a/src/components/ui/jam/BitcoinQrCode.tsx
+++ b/src/components/ui/jam/BitcoinQrCode.tsx
@@ -52,13 +52,13 @@ const QrCodeComponent = ({
 
   return (
     <div
-      className={cn('group/qrcode relative flex items-center justify-center', className)}
-      style={{ height: width, width: width }}
+      className={cn('group/qrcode relative flex aspect-square w-full items-center justify-center', className)}
+      style={{ maxWidth: width }}
     >
       {imageDataUrl && (
         <>
           <img
-            className={cn('transition-all duration-500', {
+            className={cn('h-full w-full transition-all duration-500', {
               'group-hover/qrcode:blur-[2px]': children !== undefined,
             })}
             src={imageDataUrl}
diff --git a/src/components/ui/jam/Cheatsheet.tsx b/src/components/ui/jam/Cheatsheet.tsx
index 3c526d56..52756447 100644
--- a/src/components/ui/jam/Cheatsheet.tsx
+++ b/src/components/ui/jam/Cheatsheet.tsx
@@ -63,7 +63,7 @@ export const Cheatsheet = ({ open, onOpenChange }: CheatsheetProps) => {
           isClosing ? 'animate-slide-down' : 'animate-slide-up'
         }`}
       >
-        <div className="flex-shrink-0 p-6">
+        <div className="flex-shrink-0 p-4 sm:p-6">
           <div className="flex items-center justify-between gap-2">
             <PageTitle title={t('cheatsheet.title')} />
             <Button onClick={handleClose} variant="ghost" size="icon" title={t('global.close')}>
@@ -104,7 +104,7 @@ export const Cheatsheet = ({ open, onOpenChange }: CheatsheetProps) => {
           </p>
         </div>
 
-        <div className="flex-1 overflow-y-auto px-6 pb-10">
+        <div className="flex-1 overflow-y-auto px-4 pb-8 sm:px-6 sm:pb-10">
           <div className="flex flex-col gap-4 sm:gap-6">
             <ListItem
               number={1}
diff --git a/src/components/ui/jam/PageTitle.tsx b/src/components/ui/jam/PageTitle.tsx
index 4d148dcb..d1dd0489 100644
--- a/src/components/ui/jam/PageTitle.tsx
+++ b/src/components/ui/jam/PageTitle.tsx
@@ -16,7 +16,7 @@ const PageTitle = ({ title, subtitle, variant = 'default', center = false }: Pag
         'text-destructive': variant === 'error',
       })}
     >
-      <h1 className="flex items-center gap-2 text-2xl font-semibold tracking-tight">{title}</h1>
+      <h1 className="flex flex-wrap items-center gap-2 text-2xl font-semibold tracking-tight">{title}</h1>
       {subtitle && <p className="text-muted-foreground mb-2 text-sm">{subtitle}</p>}
     </div>
   )
diff --git a/src/components/ui/jam/SeedPhraseGrid.tsx b/src/components/ui/jam/SeedPhraseGrid.tsx
index 86d3faf2..8c7bec0d 100644
--- a/src/components/ui/jam/SeedPhraseGrid.tsx
+++ b/src/components/ui/jam/SeedPhraseGrid.tsx
@@ -10,13 +10,16 @@ type SeedPhraseGridProps = ComponentProps<typeof MaskedText> & {
 
 export const SeedPhraseGrid = ({ value, className, masked, maskedText }: SeedPhraseGridProps) => {
   return (
-    <div className={cn('grid grid-cols-2 gap-2 font-mono', className, 'select-none')}>
+    <div className={cn('grid grid-cols-2 gap-2 font-mono text-sm sm:text-base', className, 'select-none')}>
       {value.map((word, index) => (
-        <div key={index} className="bg-background flex min-w-32 items-center gap-2 rounded-lg border p-2">
-          <span className="text-muted-foreground/60 inline-block min-w-8 ps-1 text-right tabular-nums">
+        <div
+          key={index}
+          className="bg-background flex min-w-0 items-center gap-1.5 overflow-hidden rounded-lg border p-2"
+        >
+          <span className="text-muted-foreground/60 inline-block min-w-7 shrink-0 ps-1 text-right tabular-nums">
             {index + 1}.
           </span>
-          <MaskedText masked={masked} maskedText={maskedText}>
+          <MaskedText className="min-w-0 truncate" masked={masked} maskedText={maskedText}>
             {word}
           </MaskedText>
         </div>
diff --git a/src/components/ui/pagination.tsx b/src/components/ui/pagination.tsx
index e4a3f172..158aaad9 100644
--- a/src/components/ui/pagination.tsx
+++ b/src/components/ui/pagination.tsx
@@ -66,7 +66,7 @@ function PaginationFirst({ className, ...props }: React.ComponentProps<typeof Pa
       aria-label={t('global.table.pagination.page_selector.label_first')}
       title={t('global.table.pagination.page_selector.label_first')}
       size="default"
-      className={cn('gap-1 px-2.5 md:pr-2.5', className)}
+      className={cn('hidden gap-1 px-2.5 sm:inline-flex md:pr-2.5', className)}
       {...props}
     >
       <ChevronsLeftIcon />
@@ -82,7 +82,7 @@ function PaginationLast({ className, ...props }: React.ComponentProps<typeof Pag
       aria-label={t('global.table.pagination.page_selector.label_last')}
       title={t('global.table.pagination.page_selector.label_last')}
       size="default"
-      className={cn('gap-1 px-2.5 md:pr-2.5', className)}
+      className={cn('hidden gap-1 px-2.5 sm:inline-flex md:pr-2.5', className)}
       {...props}
     >
       <span className="hidden md:block">{t('global.table.pagination.page_selector.label_last')}</span>
diff --git a/src/components/ui/responsive.test.tsx b/src/components/ui/responsive.test.tsx
new file mode 100644
index 00000000..3a00b387
--- /dev/null
+++ b/src/components/ui/responsive.test.tsx
@@ -0,0 +1,115 @@
+import { render, screen, waitFor } from '@testing-library/react'
+import { describe, expect, it, vi } from 'vitest'
+import { ButtonGroup } from './button-group'
+import { Card, CardAction, CardContent, CardFooter, CardHeader, CardTitle } from './card'
+import { Dialog, DialogContent, DialogTitle } from './dialog'
+import { BitcoinXpubQrCode } from './jam/BitcoinQrCode'
+import { SeedPhraseGrid } from './jam/SeedPhraseGrid'
+import { PaginationFirst, PaginationLast } from './pagination'
+import { Tabs, TabsList, TabsTrigger } from './tabs'
+
+vi.mock('qrcode', () => ({
+  default: {
+    toDataURL: vi.fn().mockResolvedValue('data:image/png;base64,test'),
+  },
+}))
+
+describe('responsive UI contracts', () => {
+  it('allows QR codes to shrink below their generated image size', async () => {
+    render(<BitcoinXpubQrCode xpub="xpub-test" width={320} />)
+
+    await waitFor(() => expect(screen.getByRole('img')).toBeInTheDocument())
+    const container = screen.getByRole('img').parentElement
+
+    expect(container).toHaveClass('aspect-square', 'w-full')
+    expect(container).toHaveStyle({ maxWidth: '320px' })
+    expect(screen.getByRole('img')).toHaveClass('h-full', 'w-full')
+  })
+
+  it('keeps dialogs inside the dynamic viewport', () => {
+    render(
+      <Dialog open>
+        <DialogContent>
+          <DialogTitle>Responsive dialog</DialogTitle>
+        </DialogContent>
+      </Dialog>,
+    )
+
+    expect(screen.getByRole('dialog')).toHaveClass('max-h-[calc(100dvh-2rem)]', 'overflow-y-auto', 'p-4', 'sm:p-6')
+  })
+
+  it('stacks card actions and uses compact spacing on phone widths', () => {
+    render(
+      <Card data-testid="card">
+        <CardHeader data-testid="card-header">
+          <CardTitle>Wallet</CardTitle>
+          <CardAction data-testid="card-action">Balance</CardAction>
+        </CardHeader>
+        <CardContent data-testid="card-content">Content</CardContent>
+        <CardFooter data-testid="card-footer">Actions</CardFooter>
+      </Card>,
+    )
+
+    expect(screen.getByTestId('card')).toHaveClass('min-w-0', 'gap-4', 'py-4', 'sm:gap-6', 'sm:py-6')
+    expect(screen.getByTestId('card-header')).toHaveClass(
+      'px-4',
+      'has-data-[slot=card-action]:grid-cols-1',
+      'sm:has-data-[slot=card-action]:grid-cols-[minmax(0,1fr)_auto]',
+    )
+    expect(screen.getByTestId('card-action')).toHaveClass('row-start-3', 'sm:row-start-1')
+    expect(screen.getByTestId('card-content')).toHaveClass('min-w-0', 'px-4', 'sm:px-6')
+    expect(screen.getByTestId('card-footer')).toHaveClass('min-w-0', 'px-4', 'sm:px-6')
+  })
+
+  it('makes tab lists horizontally scrollable', () => {
+    render(
+      <Tabs defaultValue="one">
+        <TabsList data-testid="tabs-list">
+          <TabsTrigger value="one">One</TabsTrigger>
+          <TabsTrigger value="two">Two</TabsTrigger>
+        </TabsList>
+      </Tabs>,
+    )
+
+    expect(screen.getByTestId('tabs-list')).toHaveClass('max-w-full', 'overflow-x-auto', 'overflow-y-hidden')
+  })
+
+  it('lets button groups and seed entries shrink within narrow containers', () => {
+    render(
+      <>
+        <ButtonGroup data-testid="button-group">
+          <input aria-label="Amount" />
+          <button type="button">Submit</button>
+        </ButtonGroup>
+        <SeedPhraseGrid value={['abandon', 'ability']} masked={false} />
+      </>,
+    )
+
+    expect(screen.getByTestId('button-group')).toHaveClass('max-w-full', '[&>input]:min-w-0')
+    expect(screen.getByLabelText('Amount')).toBeInTheDocument()
+    const seedWords = ['abandon', 'ability']
+    seedWords.forEach((word) => {
+      const wordElement = screen.getByText(word)
+      expect(wordElement).toHaveClass('min-w-0', 'truncate')
+      expect(wordElement.closest('div')).toHaveClass('min-w-0', 'overflow-hidden')
+    })
+  })
+
+  it('hides first and last pagination controls on phone widths', () => {
+    render(
+      <>
+        <PaginationFirst onClick={() => undefined} />
+        <PaginationLast onClick={() => undefined} />
+      </>,
+    )
+
+    expect(screen.getByTitle('global.table.pagination.page_selector.label_first')).toHaveClass(
+      'hidden',
+      'sm:inline-flex',
+    )
+    expect(screen.getByTitle('global.table.pagination.page_selector.label_last')).toHaveClass(
+      'hidden',
+      'sm:inline-flex',
+    )
+  })
+})
diff --git a/src/components/ui/select.tsx b/src/components/ui/select.tsx
index c24431b0..135f3b6e 100644
--- a/src/components/ui/select.tsx
+++ b/src/components/ui/select.tsx
@@ -30,7 +30,7 @@ function SelectTrigger({
       data-slot="select-trigger"
       data-size={size}
       className={cn(
-        "border-input data-[placeholder]:text-muted-foreground [&_svg:not([class*='text-'])]:text-muted-foreground focus-visible:border-ring focus-visible:ring-ring/50 aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive dark:bg-input/30 dark:hover:bg-input/50 flex w-fit items-center justify-between gap-2 rounded-md border bg-transparent px-3 py-2 text-sm whitespace-nowrap shadow-xs transition-[color,box-shadow] outline-none focus-visible:ring-[3px] disabled:cursor-not-allowed disabled:opacity-50 data-[size=default]:h-9 data-[size=sm]:h-8 *:data-[slot=select-value]:line-clamp-1 *:data-[slot=select-value]:flex *:data-[slot=select-value]:items-center *:data-[slot=select-value]:gap-2 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        "border-input data-[placeholder]:text-muted-foreground [&_svg:not([class*='text-'])]:text-muted-foreground focus-visible:border-ring focus-visible:ring-ring/50 aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive dark:bg-input/30 dark:hover:bg-input/50 flex w-fit max-w-full min-w-0 items-center justify-between gap-2 rounded-md border bg-transparent px-3 py-2 text-sm whitespace-nowrap shadow-xs transition-[color,box-shadow] outline-none focus-visible:ring-[3px] disabled:cursor-not-allowed disabled:opacity-50 data-[size=default]:h-9 data-[size=sm]:h-8 *:data-[slot=select-value]:line-clamp-1 *:data-[slot=select-value]:flex *:data-[slot=select-value]:min-w-0 *:data-[slot=select-value]:items-center *:data-[slot=select-value]:gap-2 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
         className,
       )}
       {...props}
diff --git a/src/components/ui/tabs.tsx b/src/components/ui/tabs.tsx
index 1ada48aa..ff517471 100644
--- a/src/components/ui/tabs.tsx
+++ b/src/components/ui/tabs.tsx
@@ -13,7 +13,7 @@ function TabsList({ className, ...props }: React.ComponentProps<typeof TabsPrimi
     <TabsPrimitive.List
       data-slot="tabs-list"
       className={cn(
-        'bg-muted text-muted-foreground inline-flex h-9 w-fit items-center justify-center rounded-lg p-[3px]',
+        'bg-muted text-muted-foreground inline-flex h-9 w-fit max-w-full items-center justify-start overflow-x-auto overflow-y-hidden rounded-lg p-[3px]',
         className,
       )}
       {...props}
diff --git a/src/components/utils/PasswordVerificationForm.tsx b/src/components/utils/PasswordVerificationForm.tsx
index 7d59e329..1013626e 100644
--- a/src/components/utils/PasswordVerificationForm.tsx
+++ b/src/components/utils/PasswordVerificationForm.tsx
@@ -120,7 +120,10 @@ export const PasswordVerificationForm = ({
         {errors.password?.message && <div className="text-destructive text-xs">{errors.password.message}</div>}
       </div>
 
-      <Field orientation="horizontal" className="justify-end">
+      <Field
+        orientation="horizontal"
+        className="flex-col items-stretch justify-end sm:flex-row sm:items-center [&>*]:w-full sm:[&>*]:w-auto"
+      >
         {onCancel !== undefined && (
           <Button type="button" variant="outline" onClick={() => void onCancel()}>
             {t('global.cancel')}
diff --git a/src/components/wallet/AccountDetailsTabContent.tsx b/src/components/wallet/AccountDetailsTabContent.tsx
index 69b2294a..849fe38b 100644
--- a/src/components/wallet/AccountDetailsTabContent.tsx
+++ b/src/components/wallet/AccountDetailsTabContent.tsx
@@ -94,9 +94,9 @@ export const AccountDetailsTabContent = ({ value }: AccountDetailsTabContentProp
         return (
           <AccordionItem key={index} value={String(index)}>
             <AccordionTrigger className="group/account-branch-accordion-trigger items-center px-4 no-underline!">
-              <div className="flex flex-col gap-0.25">
+              <div className="flex min-w-0 flex-col gap-0.25">
                 <span className="group-hover/account-branch-accordion-trigger:underline">{typeTitle}</span>
-                <span className="text-muted-foreground font-mono select-all">{branch.derivation}</span>
+                <span className="text-muted-foreground font-mono break-all select-all">{branch.derivation}</span>
               </div>
             </AccordionTrigger>
             <AccordionContent className="p-4 pt-2">
diff --git a/src/components/wallet/WalletJarsDetailsContent.tsx b/src/components/wallet/WalletJarsDetailsContent.tsx
index 565f2e7c..b0b3f984 100644
--- a/src/components/wallet/WalletJarsDetailsContent.tsx
+++ b/src/components/wallet/WalletJarsDetailsContent.tsx
@@ -205,7 +205,7 @@ export const UtxosContent = ({ enabled, walletFileName, addressSummary, jar }: U
         </div>
       </div>
       <div className="flex flex-col justify-between gap-2 sm:flex-row sm:items-center">
-        <div className="flex items-center gap-2">
+        <div className="flex flex-wrap items-center gap-2">
           <Button
             size="sm"
             disabled={!operationsEnabled || walletInfoIsFetching}
@@ -239,7 +239,7 @@ export const UtxosContent = ({ enabled, walletFileName, addressSummary, jar }: U
           placeholder={t('jar_details.utxo_list.placeholder_search')}
           value={searchFilter}
           onChange={(event_) => setSearchFilter(event_.target.value)}
-          className="max-w-xs"
+          className="w-full sm:max-w-xs"
         />
       </div>
       <JarUtxosTable
diff --git a/src/components/wallet/WalletJarsDetailsOverlay.tsx b/src/components/wallet/WalletJarsDetailsOverlay.tsx
index fd3cf58f..f8ed47b9 100644
--- a/src/components/wallet/WalletJarsDetailsOverlay.tsx
+++ b/src/components/wallet/WalletJarsDetailsOverlay.tsx
@@ -24,7 +24,7 @@ export function WalletJarsDetailsOverlay({
 
   return (
     <Dialog open={open} onOpenChange={() => onOpenChange(false)} {...dialogProps}>
-      <DialogContent className="data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom flex h-screen max-w-screen! flex-col rounded-none border-none">
+      <DialogContent className="data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom flex h-dvh max-h-dvh! max-w-screen! flex-col overflow-hidden rounded-none border-none">
         <DialogHeader className="px-2">
           <DialogTitle className="sr-only flex items-center gap-2">
             <PageTitle title={/* todo: i18n */ t('Wallet Jars Details')} />