diff --git a/apps/mobile/src/screens/form-request-card.test.tsx b/apps/mobile/src/screens/form-request-card.test.tsx
index 4f88d27..9f6657b 100644
--- a/apps/mobile/src/screens/form-request-card.test.tsx
+++ b/apps/mobile/src/screens/form-request-card.test.tsx
@@ -3,6 +3,7 @@ import type { FormInfo } from "@opencode2-mobile/opencode-adapter";
 import { fireEvent, render, screen } from "@testing-library/react-native";
 import { Alert, Linking } from "react-native";
 
+import { palette, typography } from "../theme";
 import { FormRequestCard, openExternalFormUrl } from "./form-request-card";
 
 const form: FormInfo = {
@@ -29,6 +30,17 @@ const form: FormInfo = {
   title: "Deploy",
 };
 
+test("question controls use shared typography and neutral attention colors", () => {
+  render(<FormRequestCard form={form} onCancel={jest.fn()} onSubmit={jest.fn()} />);
+
+  expect(screen.getByText("Input required")).toHaveStyle({
+    ...typography.label,
+    color: palette.dim,
+  });
+  expect(screen.getByText("Production")).toHaveStyle(typography.control);
+  expect(screen.getByLabelText("name")).toHaveStyle(typography.body);
+});
+
 test("renders all field controls, conditional visibility, and a validated reply", () => {
   const onSubmit = jest.fn();
   render(<FormRequestCard form={form} onCancel={jest.fn()} onSubmit={onSubmit} />);
diff --git a/apps/mobile/src/screens/form-request-card.tsx b/apps/mobile/src/screens/form-request-card.tsx
index 01b2cf7..f12d97a 100644
--- a/apps/mobile/src/screens/form-request-card.tsx
+++ b/apps/mobile/src/screens/form-request-card.tsx
@@ -334,8 +334,17 @@ function ChoiceButton({
         pressed && styles.pressed,
       ]}
     >
-      <Text style={[styles.choiceLabel, selected && styles.choiceLabelSelected]}>{label}</Text>
-      {description ? <Text style={styles.description}>{description}</Text> : null}
+      <Text
+        dynamicTypeRamp={typeRamp.control}
+        style={[styles.choiceLabel, selected && styles.choiceLabelSelected]}
+      >
+        {label}
+      </Text>
+      {description ? (
+        <Text dynamicTypeRamp={typeRamp.caption} style={styles.description}>
+          {description}
+        </Text>
+      ) : null}
     </Pressable>
   );
 }
@@ -368,6 +377,7 @@ function FormButton({
       ]}
     >
       <Text
+        dynamicTypeRamp={typeRamp.control}
         style={[
           styles.buttonLabel,
           primary && styles.buttonPrimaryLabel,
@@ -450,23 +460,23 @@ const styles = StyleSheet.create({
     minHeight: 44,
     padding: space.sm,
   },
-  choiceLabel: { color: palette.ink, fontSize: 14, fontWeight: "700" },
+  choiceLabel: { ...typography.control, color: palette.ink },
   choiceLabelSelected: { color: palette.signal },
   choiceSelected: { backgroundColor: palette.signalDark, borderColor: palette.signal },
   constraint: { ...typography.caption, color: palette.dim },
   description: { ...typography.caption, color: palette.dim },
   disabled: { opacity: 0.5 },
   error: { ...typography.body, color: palette.danger },
-  eyebrow: { ...typography.heading, color: palette.warm },
+  eyebrow: { ...typography.label, color: palette.dim },
   field: { gap: space.xs },
   fieldHeading: { gap: 2 },
   input: {
+    ...typography.body,
     backgroundColor: palette.background,
     borderColor: palette.border,
     borderRadius: radius.sm,
     borderWidth: 1,
     color: palette.ink,
-    fontSize: 15,
     minHeight: 44,
     paddingHorizontal: space.sm,
     paddingVertical: space.sm,
diff --git a/apps/mobile/src/screens/permission-request-card.test.tsx b/apps/mobile/src/screens/permission-request-card.test.tsx
index 4e14c0b..c9a9dc3 100644
--- a/apps/mobile/src/screens/permission-request-card.test.tsx
+++ b/apps/mobile/src/screens/permission-request-card.test.tsx
@@ -1,5 +1,6 @@
 import { expect, jest, test } from "@jest/globals";
 import { fireEvent, render, screen } from "@testing-library/react-native";
+import { palette, typography } from "../theme";
 import { PermissionRequestCard } from "./permission-request-card";
 
 const command = `python3 - <<'PY'\n${"print('review me')\n".repeat(100)}PY`;
@@ -11,6 +12,18 @@ const request = {
   save: ["python3 *"],
 };
 
+test("permission messages use neutral headings and shared error typography", () => {
+  render(<PermissionRequestCard request={request} replying={false} error onReply={jest.fn()} />);
+  expect(screen.getByText("Permission required")).toHaveStyle({
+    ...typography.heading,
+    color: palette.ink,
+  });
+  expect(screen.getByRole("alert")).toHaveStyle({
+    ...typography.body,
+    color: palette.danger,
+  });
+});
+
 test("shell requests show a short preview and preserve full commands and scope in Details", () => {
   const reply = jest.fn();
   render(
diff --git a/apps/mobile/src/screens/permission-request-card.tsx b/apps/mobile/src/screens/permission-request-card.tsx
index 3440e13..deac83b 100644
--- a/apps/mobile/src/screens/permission-request-card.tsx
+++ b/apps/mobile/src/screens/permission-request-card.tsx
@@ -123,7 +123,7 @@ export function PermissionRequestCard({
         </Text>
       ) : null}
       {error ? (
-        <Text accessibilityRole="alert" style={styles.reject}>
+        <Text accessibilityRole="alert" style={styles.error}>
           The server did not accept that reply. Review the refreshed request and try again.
         </Text>
       ) : null}
@@ -161,7 +161,7 @@ const styles = StyleSheet.create({
     padding: 12,
     gap: 8,
   },
-  title: { ...typography.heading, color: palette.warm },
+  title: { ...typography.heading, color: palette.ink },
   action: { ...typography.body, color: palette.ink },
   commandBox: { backgroundColor: palette.background, borderRadius: radius.sm },
   command: {
@@ -190,6 +190,7 @@ const styles = StyleSheet.create({
   primaryLabel: { color: palette.background },
   buttonLabel: { ...typography.control, color: palette.ink, textAlign: "center" },
   reject: { color: palette.danger },
+  error: { ...typography.body, color: palette.danger },
   disabled: { opacity: 0.5 },
   detailsButton: { minHeight: 44, justifyContent: "center" },
 });
diff --git a/apps/mobile/src/screens/session-transcript.test.tsx b/apps/mobile/src/screens/session-transcript.test.tsx
index a852846..a4d3f55 100644
--- a/apps/mobile/src/screens/session-transcript.test.tsx
+++ b/apps/mobile/src/screens/session-transcript.test.tsx
@@ -5,7 +5,7 @@ import * as Clipboard from "expo-clipboard";
 import { Alert, Linking, View } from "react-native";
 
 import { resetTranscriptPerformanceMetrics } from "../state/transcript-performance";
-import { markdownPalette, palette } from "../theme";
+import { markdownPalette, palette, typography } from "../theme";
 import {
   activitySummary,
   buildTranscriptPresentation,
@@ -17,6 +17,25 @@ import {
 
 afterEach(resetTranscriptPerformanceMetrics);
 
+test("assistant prose uses the shared body typography and text color", async () => {
+  const message = messages.find((item) => item.type === "assistant");
+  if (!message) throw new Error("fixture");
+  render(
+    <SessionTranscriptRow
+      message={{ ...message, content: [{ type: "text", text: "Themed response" }] }}
+    />,
+  );
+  let text = screen.getByText("Themed response");
+  while (!text.props.selectable && text.parent) text = text.parent;
+  expect(text).toHaveStyle({
+    ...typography.body,
+    color: palette.ink,
+  });
+  await waitFor(() =>
+    expect(screen.getByRole("button", { name: "Copy response" })).toBeOnTheScreen(),
+  );
+});
+
 jest.mock("@opencode2-mobile/opencode-adapter", () => ({
   getOpenCodeShell: jest.fn(),
   getOpenCodeShellOutput: jest.fn(),
@@ -747,7 +766,7 @@ test("shows the responding model display name and measured runtime in the footer
       }}
     />,
   );
-  expect(screen.getByText("Plan · Model One · 28s")).toHaveStyle({ fontSize: 14, lineHeight: 20 });
+  expect(screen.getByText("Plan · Model One · 28s")).toHaveStyle(typography.caption);
 });
 
 test("renders fenced assistant code without markdown fence markers", () => {
diff --git a/apps/mobile/src/screens/session-transcript.tsx b/apps/mobile/src/screens/session-transcript.tsx
index 73893c8..2c532e2 100644
--- a/apps/mobile/src/screens/session-transcript.tsx
+++ b/apps/mobile/src/screens/session-transcript.tsx
@@ -1809,7 +1809,7 @@ const styles = StyleSheet.create({
     paddingHorizontal: 0,
   },
   loadedSkill: { minHeight: 44, justifyContent: "center", paddingVertical: 4 },
-  activityAction: { color: palette.dim, fontSize: 14 },
+  activityAction: { ...typography.control, color: palette.dim },
   activityError: {
     borderBottomWidth: 0,
     marginHorizontal: -space.sm,
@@ -1827,7 +1827,7 @@ const styles = StyleSheet.create({
     minWidth: 0,
   },
   activityCopyLargeText: { alignItems: "flex-start", flexDirection: "column", gap: 2 },
-  activityDetail: { color: palette.dim, flexShrink: 1, fontSize: 14, lineHeight: 18 },
+  activityDetail: { ...typography.caption, color: palette.dim, flexShrink: 1 },
   activityFile: {
     ...typography.code,
     borderTopColor: palette.border,
@@ -1845,14 +1845,14 @@ const styles = StyleSheet.create({
     paddingVertical: 8,
   },
   activityHeaderLargeText: { alignItems: "flex-start", flexDirection: "column" },
-  activityLabel: { color: palette.ink, fontSize: 14, lineHeight: 20, fontWeight: "500" },
-  activitySummary: { color: palette.dim, fontSize: 14, lineHeight: 20, flexShrink: 1 },
+  activityLabel: { ...typography.control, color: palette.ink },
+  activitySummary: { ...typography.caption, color: palette.dim, flexShrink: 1 },
   activityNested: { marginLeft: 0 },
   compactActivity: { paddingLeft: space.sm, gap: 2 },
   toolDetails: { paddingLeft: 0 },
   responseFooter: { flexDirection: "row", alignItems: "center", flexWrap: "wrap", gap: space.xs },
   activityStandalone: { marginHorizontal: space.md, paddingVertical: space.xs },
-  assistantFooter: { color: palette.dim, fontSize: 14, lineHeight: 20, flexShrink: 1 },
+  assistantFooter: { ...typography.caption, color: palette.dim, flexShrink: 1 },
   assistantRow: {
     gap: space.xs,
     paddingHorizontal: space.md,
@@ -1867,13 +1867,13 @@ const styles = StyleSheet.create({
     paddingHorizontal: 9,
     paddingVertical: 5,
   },
-  attachmentLabel: { color: palette.dim, fontSize: 11, fontWeight: "600" },
+  attachmentLabel: { ...typography.label, color: palette.dim },
   attachments: { flexDirection: "row", flexWrap: "wrap", gap: space.xs, marginTop: space.sm },
-  bodyText: { color: palette.ink, fontSize: 16, lineHeight: 23 },
+  bodyText: { ...typography.body, color: palette.ink },
   disclosure: {
     backgroundColor: "transparent",
   },
-  disclosureAction: { color: palette.dim, fontSize: 14 },
+  disclosureAction: { ...typography.control, color: palette.dim },
   disclosureActionLargeText: { alignSelf: "flex-start" },
   disclosureHeader: {
     alignItems: "center",
@@ -1887,11 +1887,10 @@ const styles = StyleSheet.create({
   },
   disclosureHeaderLargeText: { alignItems: "flex-start", flexDirection: "column" },
   disclosureLabel: {
+    ...typography.label,
     color: palette.dim,
     flex: 1,
     flexShrink: 1,
-    fontSize: 12,
-    fontWeight: "500",
     minWidth: 0,
   },
   disclosureLabelLargeText: { flex: 0, width: "100%" },
@@ -1901,16 +1900,16 @@ const styles = StyleSheet.create({
     minHeight: 44,
     paddingRight: space.md,
   },
-  diffActionLabel: { color: palette.signal, fontSize: 14, fontWeight: "700" },
-  errorText: { color: palette.danger, fontSize: 14, lineHeight: 21 },
+  diffActionLabel: { ...typography.control, color: palette.signal },
+  errorText: { ...typography.body, color: palette.danger },
   linkText: { color: markdownPalette.linkText, textDecorationLine: "underline" },
   notice: {
     marginHorizontal: space.md,
     paddingVertical: space.xs,
   },
   noticeLabel: { ...typography.label, color: palette.dim },
-  noticeText: { color: palette.dim, fontSize: 14, lineHeight: 19, marginTop: 5 },
-  omittedText: { color: palette.dim, fontSize: 11, marginTop: 7 },
+  noticeText: { ...typography.body, color: palette.dim, marginTop: 5 },
+  omittedText: { ...typography.caption, color: palette.dim, marginTop: 7 },
   outputText: {
     ...typography.code,
     color: palette.dim,
@@ -1921,8 +1920,8 @@ const styles = StyleSheet.create({
     ...typography.label,
     color: markdownPalette.reasoning,
   },
-  reasoningText: { color: palette.dim, fontSize: 14, lineHeight: 19 },
-  statusText: { color: palette.dim, fontSize: 12 },
+  reasoningText: { ...typography.body, color: markdownPalette.reasoning },
+  statusText: { ...typography.caption, color: palette.dim },
   subagent: {
     backgroundColor: palette.card,
     borderColor: palette.activity,
@@ -1942,9 +1941,9 @@ const styles = StyleSheet.create({
     paddingVertical: 8,
   },
   subagentAction: { justifyContent: "center", minHeight: 44, paddingRight: space.md },
-  subagentActionLabel: { color: palette.signal, fontSize: 14, fontWeight: "700" },
+  subagentActionLabel: { ...typography.control, color: palette.signal },
   subagentActions: { flexDirection: "row", flexWrap: "wrap" },
-  subagentAgent: { color: palette.dim, fontSize: 12 },
+  subagentAgent: { ...typography.caption, color: palette.dim },
   subagentHeading: {
     alignItems: "center",
     flexDirection: "row",
@@ -1955,19 +1954,18 @@ const styles = StyleSheet.create({
   subagentHeadingLargeText: { alignItems: "flex-start", flexDirection: "column", gap: space.xs },
   subagentLabel: { ...typography.label, color: palette.activity },
   subagentResult: {
+    ...typography.body,
     borderTopColor: palette.border,
     borderTopWidth: StyleSheet.hairlineWidth,
     color: palette.ink,
-    fontSize: 14,
-    lineHeight: 21,
     paddingTop: space.sm,
   },
   subagentState: { ...typography.label, color: palette.dim },
   subagentStateError: { color: palette.danger },
   subagentStateRunning: { color: palette.activity },
-  subagentTitle: { color: palette.ink, fontSize: 16, fontWeight: "700" },
+  subagentTitle: { ...typography.heading, color: palette.ink },
   textAction: { alignSelf: "flex-start", minHeight: 44, paddingVertical: 10 },
-  textActionLabel: { color: palette.signal, fontSize: 12, fontWeight: "700" },
+  textActionLabel: { ...typography.label, color: palette.signal },
   userBubble: {
     backgroundColor: palette.prompt,
     borderRadius: radius.sm,
@@ -1979,5 +1977,5 @@ const styles = StyleSheet.create({
   // Supply intrinsic text width to Yoga; the native selection view supplies height.
   textWidthMeasurement: { height: 0, overflow: "hidden", opacity: 0 },
   userRow: { alignItems: "flex-end", paddingHorizontal: space.md, paddingVertical: space.md },
-  userText: { color: palette.ink, fontSize: 16, lineHeight: 23 },
+  userText: { ...typography.body, color: palette.ink },
 });