diff --git a/apps/mobile/src/app/(app)/(tabs)/_layout.tsx b/apps/mobile/src/app/(app)/(tabs)/_layout.tsx
index 6013e1a069..1703e7dff3 100644
--- a/apps/mobile/src/app/(app)/(tabs)/_layout.tsx
+++ b/apps/mobile/src/app/(app)/(tabs)/_layout.tsx
@@ -16,8 +16,8 @@ const TAB_BAR_ICON_STYLE = {
 } satisfies ViewStyle;
 const TAB_BAR_LABEL_STYLE = {
   fontFamily: 'JetBrainsMono_500Medium',
-  fontSize: 10,
-  letterSpacing: 0,
+  fontSize: 11,
+  letterSpacing: 0.2,
   marginTop: 2,
   minWidth: TAB_BAR_ITEM_CONTENT_WIDTH,
   textAlign: 'center',
diff --git a/apps/mobile/src/app/(app)/kiloclaw/[instance-id]/settings/model-list.tsx b/apps/mobile/src/app/(app)/kiloclaw/[instance-id]/settings/model-list.tsx
index e02d3cd024..213c05dd4c 100644
--- a/apps/mobile/src/app/(app)/kiloclaw/[instance-id]/settings/model-list.tsx
+++ b/apps/mobile/src/app/(app)/kiloclaw/[instance-id]/settings/model-list.tsx
@@ -83,11 +83,17 @@ export default function ModelListScreen() {
             <Text className="text-xs text-muted-foreground">{item.id}</Text>
           </View>
           {item.supportsVision && <Eye size={14} color={colors.mutedForeground} />}
-          {selected && <Check size={16} color="#3b82f6" />}
+          {selected && <Check size={16} color={colors.primary} />}
         </Pressable>
       );
     },
-    [currentModel, handleSelect, mutations.updateModel.isPending, colors.mutedForeground]
+    [
+      currentModel,
+      handleSelect,
+      mutations.updateModel.isPending,
+      colors.mutedForeground,
+      colors.primary,
+    ]
   );
 
   const sections = [
diff --git a/apps/mobile/src/components/agents/chat-composer.tsx b/apps/mobile/src/components/agents/chat-composer.tsx
index 09b5228811..767535a25e 100644
--- a/apps/mobile/src/components/agents/chat-composer.tsx
+++ b/apps/mobile/src/components/agents/chat-composer.tsx
@@ -166,6 +166,10 @@ export function ChatComposer({
           <Pressable
             onPress={handleStop}
             disabled={disabled}
+            hitSlop={6}
+            accessibilityRole="button"
+            accessibilityLabel="Stop generating"
+            accessibilityState={{ disabled }}
             className="h-8 w-8 items-center justify-center rounded-full bg-neutral-400 active:opacity-70 dark:bg-neutral-500"
           >
             <Square size={14} color="white" fill="white" />
@@ -174,6 +178,10 @@ export function ChatComposer({
           <Pressable
             onPress={handleSend}
             disabled={!canSend}
+            hitSlop={6}
+            accessibilityRole="button"
+            accessibilityLabel="Send message"
+            accessibilityState={{ disabled: !canSend }}
             className={`h-8 w-8 items-center justify-center rounded-full active:opacity-70 ${
               canSend ? 'bg-accent-soft' : 'bg-muted'
             }`}
diff --git a/apps/mobile/src/components/agents/child-session-section.tsx b/apps/mobile/src/components/agents/child-session-section.tsx
index 7bd449d14c..2c3695299a 100644
--- a/apps/mobile/src/components/agents/child-session-section.tsx
+++ b/apps/mobile/src/components/agents/child-session-section.tsx
@@ -5,7 +5,7 @@ import Animated, { FadeIn, LinearTransition } from 'react-native-reanimated';
 import { type Part, type StoredMessage, type ToolPart } from 'cloud-agent-sdk';
 
 import { Text } from '@/components/ui/text';
-import { useThemeColors } from '@/lib/hooks/use-theme-colors';
+import { type ThemeColors, useThemeColors } from '@/lib/hooks/use-theme-colors';
 
 import { MessageErrorBoundary } from './message-error-boundary';
 import { isToolPart } from './part-types';
@@ -116,7 +116,7 @@ export function ChildSessionSection({
 
   const currentTool = isRunning ? getCurrentRunningTool(childMessages) : undefined;
 
-  const borderColor = getStatusBorderColor(status, colors.destructive);
+  const borderColor = getStatusBorderColor(status, colors);
 
   const handlePress = useCallback(() => {
     setIsExpanded(prev => !prev);
@@ -142,7 +142,11 @@ export function ChildSessionSection({
           style={{ transform: [{ rotate: isExpanded ? '90deg' : '0deg' }] }}
         />
 
-        {isRunning ? <Loader2 size={16} color="#3b82f6" /> : <Bot size={16} color="#3b82f6" />}
+        {isRunning ? (
+          <Loader2 size={16} color={colors.agentSky} />
+        ) : (
+          <Bot size={16} color={colors.agentSky} />
+        )}
 
         <View className="flex-1">
           <Text className="text-sm text-foreground" numberOfLines={1}>
@@ -150,7 +154,7 @@ export function ChildSessionSection({
           </Text>
           {currentTool ? (
             <Text className="text-xs text-muted-foreground" numberOfLines={1}>
-              <Text className="text-xs text-blue-500">{currentTool.tool}</Text>
+              <Text className="text-xs text-agent-sky">{currentTool.tool}</Text>
               {currentTool.context ? ` ${currentTool.context}` : ''}
             </Text>
           ) : null}
@@ -261,14 +265,14 @@ function ChildSessionMessage({
   );
 }
 
-function getStatusBorderColor(status: string, destructiveColor: string): string {
+function getStatusBorderColor(status: string, colors: ThemeColors): string {
   if (status === 'error') {
-    return destructiveColor;
+    return colors.destructive;
   }
   if (status === 'completed') {
-    return '#22c55e';
+    return colors.good;
   }
-  return '#3b82f6';
+  return colors.agentSky;
 }
 
 function StatusBadge({ status }: Readonly<{ status: string }>) {
diff --git a/apps/mobile/src/components/agents/session-list-screen.tsx b/apps/mobile/src/components/agents/session-list-screen.tsx
index 626fb720f0..698188c75d 100644
--- a/apps/mobile/src/components/agents/session-list-screen.tsx
+++ b/apps/mobile/src/components/agents/session-list-screen.tsx
@@ -234,8 +234,11 @@ export function AgentSessionListScreen() {
               onPress={() => {
                 router.push(getNewAgentSessionPath(organizationId) as Href);
               }}
-              hitSlop={8}
+              // right slop capped so the expanded targets don't overlap inside the 16px gap
+              hitSlop={{ top: 11, bottom: 11, left: 11, right: 8 }}
+              accessibilityRole="button"
               accessibilityLabel="New session"
+              className="active:opacity-70"
             >
               <Plus size={22} color={colors.foreground} />
             </Pressable>
@@ -243,8 +246,10 @@ export function AgentSessionListScreen() {
               onPress={() => {
                 setShowFilterModal(true);
               }}
-              hitSlop={8}
+              hitSlop={{ top: 12, bottom: 12, left: 8, right: 12 }}
+              accessibilityRole="button"
               accessibilityLabel="Filter sessions"
+              className="active:opacity-70"
             >
               <SlidersHorizontal
                 size={20}
diff --git a/apps/mobile/src/components/kiloclaw/model-picker.tsx b/apps/mobile/src/components/kiloclaw/model-picker.tsx
index 1016dffb3e..2d0fd41813 100644
--- a/apps/mobile/src/components/kiloclaw/model-picker.tsx
+++ b/apps/mobile/src/components/kiloclaw/model-picker.tsx
@@ -6,6 +6,7 @@ import { Skeleton } from '@/components/ui/skeleton';
 import { Text } from '@/components/ui/text';
 import { useInstanceContext } from '@/lib/hooks/use-instance-context';
 import { useKiloClawConfig, useKiloClawMutations } from '@/lib/hooks/use-kiloclaw-queries';
+import { useThemeColors } from '@/lib/hooks/use-theme-colors';
 import { addModelPrefix, stripModelPrefix } from '@/lib/model-id';
 
 type AutoModelCard = {
@@ -14,7 +15,7 @@ type AutoModelCard = {
   description: string;
   icon: LucideIcon;
   iconBg: string;
-  iconColor: string;
+  iconColorKey: 'agentSky' | 'agentYuki';
   cost: number;
   performance: number;
   performanceDotColor: string;
@@ -26,8 +27,8 @@ const AUTO_MODEL_CARDS: AutoModelCard[] = [
     label: 'Frontier',
     description: 'Highest performance. Routes to frontier models with reasoning.',
     icon: Zap,
-    iconBg: 'bg-purple-500/20',
-    iconColor: '#a855f7',
+    iconBg: 'bg-agent-yuki-tile-bg',
+    iconColorKey: 'agentYuki',
     cost: 3,
     performance: 3,
     performanceDotColor: 'bg-purple-400',
@@ -37,8 +38,8 @@ const AUTO_MODEL_CARDS: AutoModelCard[] = [
     label: 'Balanced',
     description: 'Smart balance of speed and capability at lower cost.',
     icon: Scale,
-    iconBg: 'bg-blue-500/20',
-    iconColor: '#3b82f6',
+    iconBg: 'bg-agent-sky-tile-bg',
+    iconColorKey: 'agentSky',
     cost: 2,
     performance: 2,
     performanceDotColor: 'bg-blue-400',
@@ -87,6 +88,7 @@ export function ModelPicker() {
   const { organizationId } = useInstanceContext(instanceId);
   const { data: config, isLoading } = useKiloClawConfig(organizationId);
   const mutations = useKiloClawMutations(organizationId);
+  const colors = useThemeColors();
 
   const currentModel = stripModelPrefix(config?.kilocodeDefaultModel);
   const isAutoModel = AUTO_MODEL_IDS.has(currentModel);
@@ -119,19 +121,26 @@ export function ModelPicker() {
           return (
             <Pressable
               key={card.id}
-              className={`relative gap-3 rounded-lg border p-4 ${selected ? 'border-blue-500 bg-blue-500/5' : 'border-border bg-secondary'}`}
+              className={`relative gap-3 rounded-lg border p-4 active:opacity-80 ${
+                selected
+                  ? 'border-primary bg-neutral-100 dark:bg-neutral-800'
+                  : 'border-border bg-secondary'
+              }`}
               disabled={mutations.updateModel.isPending}
               onPress={() => {
                 handleSelectAutoModel(card.id);
               }}
+              accessibilityRole="button"
+              accessibilityState={{ selected, disabled: mutations.updateModel.isPending }}
+              accessibilityLabel={`${card.label} auto model`}
             >
               {selected && (
                 <View className="absolute right-3 top-3">
-                  <CheckCircle2 size={20} color="#3b82f6" />
+                  <CheckCircle2 size={20} color={colors.primary} />
                 </View>
               )}
               <View className={`h-9 w-9 items-center justify-center rounded-lg ${card.iconBg}`}>
-                <Icon size={20} color={card.iconColor} />
+                <Icon size={20} color={colors[card.iconColorKey]} />
               </View>
               <View className="gap-1">
                 <Text className="font-semibold">{card.label}</Text>
@@ -161,10 +170,12 @@ export function ModelPicker() {
 
       {/* Navigate to full model list */}
       <Pressable
-        className="items-center py-2 active:opacity-70"
+        className="min-h-11 items-center justify-center py-2 active:opacity-70"
         onPress={() => {
           router.push(`/(app)/kiloclaw/${instanceId}/settings/model-list` as Href);
         }}
+        accessibilityRole="link"
+        accessibilityLabel="Browse all 500+ models"
       >
         <Text className="text-sm text-muted-foreground">or select from 500+ models</Text>
       </Pressable>
diff --git a/apps/mobile/src/components/profile-avatar-button.tsx b/apps/mobile/src/components/profile-avatar-button.tsx
index ae5287da31..a15e026552 100644
--- a/apps/mobile/src/components/profile-avatar-button.tsx
+++ b/apps/mobile/src/components/profile-avatar-button.tsx
@@ -17,6 +17,7 @@ export function ProfileAvatarButton() {
       }}
       accessibilityRole="button"
       accessibilityLabel="Open profile"
+      className="h-11 w-11 items-center justify-center rounded-full active:opacity-70"
     >
       <CircleUserRound size={22} color={colors.foreground} />
     </Pressable>
diff --git a/apps/mobile/src/components/screen-header.tsx b/apps/mobile/src/components/screen-header.tsx
index 7f3a6ee14c..798da347aa 100644
--- a/apps/mobile/src/components/screen-header.tsx
+++ b/apps/mobile/src/components/screen-header.tsx
@@ -64,7 +64,9 @@ export function ScreenHeader({
     titleNode = onTitlePress ? (
       <Pressable
         onPress={onTitlePress}
-        hitSlop={8}
+        hitSlop={13}
+        accessibilityRole="button"
+        accessibilityLabel={title ? `Open menu for ${title}` : 'Open menu'}
         className="flex-row items-center gap-1 active:opacity-70"
       >
         {titleText}
@@ -89,6 +91,7 @@ export function ScreenHeader({
                 }
               }}
               hitSlop={12}
+              accessibilityRole="button"
               accessibilityLabel="Go back"
               className="-ml-1 mr-1 active:opacity-70"
             >
diff --git a/apps/mobile/src/components/ui/configure-row.tsx b/apps/mobile/src/components/ui/configure-row.tsx
index 3a32875d1b..2e85d947f6 100644
--- a/apps/mobile/src/components/ui/configure-row.tsx
+++ b/apps/mobile/src/components/ui/configure-row.tsx
@@ -57,10 +57,8 @@ export function ConfigureRow({
         <Icon size={16} color={iconColor} />
       </View>
       <View className="flex-1">
-        <Text className="text-[14px] font-medium text-foreground">{title}</Text>
-        {subtitle ? (
-          <Text className="mt-0.5 text-[11.5px] text-muted-foreground">{subtitle}</Text>
-        ) : null}
+        <Text className="text-sm font-medium text-foreground">{title}</Text>
+        {subtitle ? <Text className="mt-0.5 text-xs text-muted-foreground">{subtitle}</Text> : null}
       </View>
       {trailing ?? <ChevronRight size={14} color={colors.mutedForeground} />}
     </View>
diff --git a/apps/mobile/src/components/ui/session-row.tsx b/apps/mobile/src/components/ui/session-row.tsx
index c9d6ee035f..b806cf4981 100644
--- a/apps/mobile/src/components/ui/session-row.tsx
+++ b/apps/mobile/src/components/ui/session-row.tsx
@@ -79,21 +79,18 @@ export function SessionRow({
           <Eyebrow className={color.hueTextClass}>{agentLabel}</Eyebrow>
           {live && <StatusDot tone="good" glow />}
           {!live && meta && (
-            <Text variant="mono" className="text-[10.5px] text-ink2">
+            <Text variant="mono" className="text-xs text-ink2">
               {meta}
             </Text>
           )}
         </View>
-        <Text
-          className="text-[14.5px] font-medium tracking-tight leading-[19px] text-foreground"
-          numberOfLines={1}
-        >
+        <Text className="text-sm font-medium tracking-tight text-foreground" numberOfLines={1}>
           {title}
         </Text>
         {subtitle ? (
           <Text
             variant="mono"
-            className="mt-1 text-[10.5px] tracking-[0.3px] text-muted-soft"
+            className="mt-1 text-xs tracking-[0.3px] text-muted-soft"
             numberOfLines={1}
           >
             {subtitle}