diff --git a/apps/web/src/pages/voices/components/TtsModal.tsx b/apps/web/src/pages/voices/components/TtsModal.tsx
index 0bfbab43e..1859489b3 100755
--- a/apps/web/src/pages/voices/components/TtsModal.tsx
+++ b/apps/web/src/pages/voices/components/TtsModal.tsx
@@ -1,27 +1,12 @@
 import React from "react"
-import { RobotOutlined } from "@ant-design/icons"
-import { Modal, message } from "antd"
-import { type PresetVoiceDisplay } from "@/pages/voices/types"
-import { genderLabel } from "@/pages/voices/utils/format"
-
-export type TtsStatus = "idle" | "synthesizing" | "done" | "error"
-
-export interface TtsModalProps {
-  open: boolean
-  ttsText: string
-  ttsVoiceId: string
-  ttsSpeed: number
-  ttsStatus: TtsStatus
-  ttsAudioUrl: string | null
-  ttsError: string | null
-  presetVoices: PresetVoiceDisplay[]
-  onClose: () => void
-  onTextChange: (text: string) => void
-  onVoiceChange: (voiceId: string) => void
-  onSpeedChange: (speed: number) => void
-  onSynthesize: () => void
-  onSave: () => void
-}
+import { Modal } from "antd"
+import { type TtsModalProps, type TtsStatus } from "./tts-modal/types"
+import TextInputSection from "./tts-modal/TextInputSection"
+import VoiceSelector from "./tts-modal/VoiceSelector"
+import SpeedControl from "./tts-modal/SpeedControl"
+import SynthesizeButton from "./tts-modal/SynthesizeButton"
+import ErrorAlert from "./tts-modal/ErrorAlert"
+import ResultPanel from "./tts-modal/ResultPanel"
 
 /** AI 配音弹窗 */
 const TtsModal: React.FC<TtsModalProps> = ({
@@ -50,205 +35,13 @@ const TtsModal: React.FC<TtsModalProps> = ({
           padding: "8px 0",
         }}
       >
-        {/* 文本输入 */}
-        <div>
-          <div
-            style={{
-              fontSize: 13,
-              color: "var(--text-secondary)",
-              marginBottom: 6,
-            }}
-          >
-            输入文本
-          </div>
-          <textarea
-            value={ttsText}
-            onChange={(e) => onTextChange(e.target.value)}
-            placeholder="输入要配音的文本内容..."
-            maxLength={2000}
-            rows={4}
-            style={{
-              width: "100%",
-              padding: "10px 12px",
-              border: "1px solid var(--border-color)",
-              borderRadius: 8,
-              fontSize: 13,
-              background: "var(--bg-primary)",
-              color: "var(--text-primary)",
-              outline: "none",
-              resize: "vertical",
-              fontFamily: "inherit",
-              lineHeight: 1.6,
-            }}
-          />
-          <div
-            style={{
-              fontSize: 11,
-              color: "var(--text-tertiary)",
-              textAlign: "right",
-              marginTop: 4,
-            }}
-          >
-            {ttsText.length}/2000
-          </div>
-        </div>
-
-        {/* 音色选择 */}
-        <div>
-          <div
-            style={{
-              fontSize: 13,
-              color: "var(--text-secondary)",
-              marginBottom: 6,
-            }}
-          >
-            选择音色
-          </div>
-          <select
-            value={ttsVoiceId}
-            onChange={(e) => onVoiceChange(e.target.value)}
-            style={{
-              width: "100%",
-              padding: "8px 12px",
-              border: "1px solid var(--border-color)",
-              borderRadius: 8,
-              fontSize: 13,
-              background: "var(--bg-primary)",
-              color: "var(--text-primary)",
-              outline: "none",
-            }}
-          >
-            <option value="">默认音色</option>
-            {presetVoices.map((v) => (
-              <option key={v.id} value={v.id}>
-                {v.name} — {genderLabel(v.gender)}
-              </option>
-            ))}
-          </select>
-        </div>
-
-        {/* 语速 */}
-        <div>
-          <div
-            style={{
-              fontSize: 13,
-              color: "var(--text-secondary)",
-              marginBottom: 6,
-            }}
-          >
-            语速：{ttsSpeed.toFixed(1)}x
-          </div>
-          <input
-            type="range"
-            min={0.5}
-            max={2.0}
-            step={0.1}
-            value={ttsSpeed}
-            onChange={(e) => onSpeedChange(parseFloat(e.target.value))}
-            style={{ width: "100%", accentColor: "var(--primary-color)" }}
-          />
-          <div
-            style={{
-              display: "flex",
-              justifyContent: "space-between",
-              fontSize: 11,
-              color: "var(--text-tertiary)",
-            }}
-          >
-            <span>0.5x</span>
-            <span>1.0x</span>
-            <span>2.0x</span>
-          </div>
-        </div>
-
-        {/* 合成按钮 */}
-        <button
-          type="button"
-          onClick={() => {
-            if (!ttsText.trim()) {
-              message.warning("请输入要合成的文本")
-              return
-            }
-            onSynthesize()
-          }}
-          disabled={ttsStatus === "synthesizing" || !ttsText.trim()}
-          style={{
-            width: "100%",
-            padding: "10px 0",
-            borderRadius: 8,
-            border: "none",
-            background:
-              ttsStatus === "synthesizing" || !ttsText.trim()
-                ? "var(--text-tertiary)"
-                : "var(--primary-color)",
-            color: "#fff",
-            fontSize: 14,
-            fontWeight: 600,
-            cursor: ttsStatus === "synthesizing" || !ttsText.trim() ? "not-allowed" : "pointer",
-            display: "flex",
-            alignItems: "center",
-            justifyContent: "center",
-            gap: 8,
-          }}
-        >
-          <RobotOutlined />
-          {ttsStatus === "synthesizing" ? "合成中..." : "开始合成"}
-        </button>
-
-        {/* 错误提示 */}
-        {ttsError && (
-          <div
-            style={{
-              padding: "10px 12px",
-              background: "var(--error-soft, #fff2f0)",
-              borderRadius: 8,
-              color: "var(--error-color, #ff4d4f)",
-              fontSize: 13,
-            }}
-          >
-            {ttsError}
-          </div>
-        )}
-
-        {/* 合成结果 */}
+        <TextInputSection value={ttsText} onChange={onTextChange} />
+        <VoiceSelector value={ttsVoiceId} onChange={onVoiceChange} presetVoices={presetVoices} />
+        <SpeedControl speed={ttsSpeed} onChange={onSpeedChange} />
+        <SynthesizeButton status={ttsStatus} text={ttsText} onClick={onSynthesize} />
+        {ttsError && <ErrorAlert error={ttsError} />}
         {ttsStatus === "done" && ttsAudioUrl && (
-          <div
-            style={{
-              padding: 12,
-              background: "var(--bg-secondary)",
-              borderRadius: 8,
-              display: "flex",
-              flexDirection: "column",
-              gap: 10,
-            }}
-          >
-            <div
-              style={{
-                fontSize: 13,
-                fontWeight: 500,
-                color: "var(--success-color, #52c41a)",
-              }}
-            >
-              ✅ 合成完成
-            </div>
-            <audio controls src={ttsAudioUrl} style={{ width: "100%" }} />
-            <button
-              type="button"
-              onClick={onSave}
-              style={{
-                padding: "8px 0",
-                borderRadius: 8,
-                border: "1px solid var(--primary-color)",
-                background: "var(--primary-soft)",
-                color: "var(--primary-color)",
-                fontSize: 13,
-                fontWeight: 600,
-                cursor: "pointer",
-              }}
-            >
-              保存到配音库
-            </button>
-          </div>
+          <ResultPanel audioUrl={ttsAudioUrl} onSave={onSave} />
         )}
       </div>
     </Modal>
@@ -256,3 +49,5 @@ const TtsModal: React.FC<TtsModalProps> = ({
 }
 
 export default TtsModal
+
+export type { TtsModalProps, TtsStatus }
diff --git a/apps/web/src/pages/voices/components/tts-modal/ErrorAlert.tsx b/apps/web/src/pages/voices/components/tts-modal/ErrorAlert.tsx
new file mode 100755
index 000000000..4306fadff
--- /dev/null
+++ b/apps/web/src/pages/voices/components/tts-modal/ErrorAlert.tsx
@@ -0,0 +1,24 @@
+import React from "react"
+
+interface ErrorAlertProps {
+  error: string
+}
+
+/** 错误提示 */
+const ErrorAlert: React.FC<ErrorAlertProps> = ({ error }) => {
+  return (
+    <div
+      style={{
+        padding: "10px 12px",
+        background: "var(--error-soft, #fff2f0)",
+        borderRadius: 8,
+        color: "var(--error-color, #ff4d4f)",
+        fontSize: 13,
+      }}
+    >
+      {error}
+    </div>
+  )
+}
+
+export default ErrorAlert
diff --git a/apps/web/src/pages/voices/components/tts-modal/ResultPanel.tsx b/apps/web/src/pages/voices/components/tts-modal/ResultPanel.tsx
new file mode 100755
index 000000000..114bee0fb
--- /dev/null
+++ b/apps/web/src/pages/voices/components/tts-modal/ResultPanel.tsx
@@ -0,0 +1,51 @@
+import React from "react"
+
+interface ResultPanelProps {
+  audioUrl: string
+  onSave: () => void
+}
+
+/** 合成结果展示 */
+const ResultPanel: React.FC<ResultPanelProps> = ({ audioUrl, onSave }) => {
+  return (
+    <div
+      style={{
+        padding: 12,
+        background: "var(--bg-secondary)",
+        borderRadius: 8,
+        display: "flex",
+        flexDirection: "column",
+        gap: 10,
+      }}
+    >
+      <div
+        style={{
+          fontSize: 13,
+          fontWeight: 500,
+          color: "var(--success-color, #52c41a)",
+        }}
+      >
+        ✅ 合成完成
+      </div>
+      <audio controls src={audioUrl} style={{ width: "100%" }} />
+      <button
+        type="button"
+        onClick={onSave}
+        style={{
+          padding: "8px 0",
+          borderRadius: 8,
+          border: "1px solid var(--primary-color)",
+          background: "var(--primary-soft)",
+          color: "var(--primary-color)",
+          fontSize: 13,
+          fontWeight: 600,
+          cursor: "pointer",
+        }}
+      >
+        保存到配音库
+      </button>
+    </div>
+  )
+}
+
+export default ResultPanel
diff --git a/apps/web/src/pages/voices/components/tts-modal/SpeedControl.tsx b/apps/web/src/pages/voices/components/tts-modal/SpeedControl.tsx
new file mode 100755
index 000000000..9eb746fe3
--- /dev/null
+++ b/apps/web/src/pages/voices/components/tts-modal/SpeedControl.tsx
@@ -0,0 +1,47 @@
+import React from "react"
+import { TTS_CONFIG } from "./types"
+
+interface SpeedControlProps {
+  speed: number
+  onChange: (speed: number) => void
+}
+
+/** 语速调节滑块 */
+const SpeedControl: React.FC<SpeedControlProps> = ({ speed, onChange }) => {
+  return (
+    <div>
+      <div
+        style={{
+          fontSize: 13,
+          color: "var(--text-secondary)",
+          marginBottom: 6,
+        }}
+      >
+        语速：{speed.toFixed(1)}x
+      </div>
+      <input
+        type="range"
+        min={TTS_CONFIG.MIN_SPEED}
+        max={TTS_CONFIG.MAX_SPEED}
+        step={TTS_CONFIG.SPEED_STEP}
+        value={speed}
+        onChange={(e) => onChange(parseFloat(e.target.value))}
+        style={{ width: "100%", accentColor: "var(--primary-color)" }}
+      />
+      <div
+        style={{
+          display: "flex",
+          justifyContent: "space-between",
+          fontSize: 11,
+          color: "var(--text-tertiary)",
+        }}
+      >
+        <span>{TTS_CONFIG.MIN_SPEED}x</span>
+        <span>{TTS_CONFIG.DEFAULT_SPEED}x</span>
+        <span>{TTS_CONFIG.MAX_SPEED}x</span>
+      </div>
+    </div>
+  )
+}
+
+export default SpeedControl
diff --git a/apps/web/src/pages/voices/components/tts-modal/SynthesizeButton.tsx b/apps/web/src/pages/voices/components/tts-modal/SynthesizeButton.tsx
new file mode 100755
index 000000000..e49b4ebf2
--- /dev/null
+++ b/apps/web/src/pages/voices/components/tts-modal/SynthesizeButton.tsx
@@ -0,0 +1,51 @@
+import React from "react"
+import { RobotOutlined } from "@ant-design/icons"
+import { message } from "antd"
+import { type TtsStatus } from "./types"
+
+interface SynthesizeButtonProps {
+  status: TtsStatus
+  text: string
+  onClick: () => void
+}
+
+/** 合成按钮 */
+const SynthesizeButton: React.FC<SynthesizeButtonProps> = ({ status, text, onClick }) => {
+  const disabled = status === "synthesizing" || !text.trim()
+
+  const handleClick = () => {
+    if (!text.trim()) {
+      message.warning("请输入要合成的文本")
+      return
+    }
+    onClick()
+  }
+
+  return (
+    <button
+      type="button"
+      onClick={handleClick}
+      disabled={disabled}
+      style={{
+        width: "100%",
+        padding: "10px 0",
+        borderRadius: 8,
+        border: "none",
+        background: disabled ? "var(--text-tertiary)" : "var(--primary-color)",
+        color: "#fff",
+        fontSize: 14,
+        fontWeight: 600,
+        cursor: disabled ? "not-allowed" : "pointer",
+        display: "flex",
+        alignItems: "center",
+        justifyContent: "center",
+        gap: 8,
+      }}
+    >
+      <RobotOutlined />
+      {status === "synthesizing" ? "合成中..." : "开始合成"}
+    </button>
+  )
+}
+
+export default SynthesizeButton
diff --git a/apps/web/src/pages/voices/components/tts-modal/TextInputSection.tsx b/apps/web/src/pages/voices/components/tts-modal/TextInputSection.tsx
new file mode 100755
index 000000000..f0ff6b21b
--- /dev/null
+++ b/apps/web/src/pages/voices/components/tts-modal/TextInputSection.tsx
@@ -0,0 +1,56 @@
+import React from "react"
+import { TTS_CONFIG } from "./types"
+
+interface TextInputSectionProps {
+  value: string
+  onChange: (text: string) => void
+}
+
+/** 文本输入区 */
+const TextInputSection: React.FC<TextInputSectionProps> = ({ value, onChange }) => {
+  return (
+    <div>
+      <div
+        style={{
+          fontSize: 13,
+          color: "var(--text-secondary)",
+          marginBottom: 6,
+        }}
+      >
+        输入文本
+      </div>
+      <textarea
+        value={value}
+        onChange={(e) => onChange(e.target.value)}
+        placeholder="输入要配音的文本内容..."
+        maxLength={TTS_CONFIG.MAX_TEXT_LENGTH}
+        rows={4}
+        style={{
+          width: "100%",
+          padding: "10px 12px",
+          border: "1px solid var(--border-color)",
+          borderRadius: 8,
+          fontSize: 13,
+          background: "var(--bg-primary)",
+          color: "var(--text-primary)",
+          outline: "none",
+          resize: "vertical",
+          fontFamily: "inherit",
+          lineHeight: 1.6,
+        }}
+      />
+      <div
+        style={{
+          fontSize: 11,
+          color: "var(--text-tertiary)",
+          textAlign: "right",
+          marginTop: 4,
+        }}
+      >
+        {value.length}/{TTS_CONFIG.MAX_TEXT_LENGTH}
+      </div>
+    </div>
+  )
+}
+
+export default TextInputSection
diff --git a/apps/web/src/pages/voices/components/tts-modal/VoiceSelector.tsx b/apps/web/src/pages/voices/components/tts-modal/VoiceSelector.tsx
new file mode 100755
index 000000000..c9e4e3daf
--- /dev/null
+++ b/apps/web/src/pages/voices/components/tts-modal/VoiceSelector.tsx
@@ -0,0 +1,49 @@
+import React from "react"
+import { type PresetVoiceDisplay } from "@/pages/voices/types"
+import { genderLabel } from "@/pages/voices/utils/format"
+
+interface VoiceSelectorProps {
+  value: string
+  onChange: (voiceId: string) => void
+  presetVoices: PresetVoiceDisplay[]
+}
+
+/** 音色选择下拉 */
+const VoiceSelector: React.FC<VoiceSelectorProps> = ({ value, onChange, presetVoices }) => {
+  return (
+    <div>
+      <div
+        style={{
+          fontSize: 13,
+          color: "var(--text-secondary)",
+          marginBottom: 6,
+        }}
+      >
+        选择音色
+      </div>
+      <select
+        value={value}
+        onChange={(e) => onChange(e.target.value)}
+        style={{
+          width: "100%",
+          padding: "8px 12px",
+          border: "1px solid var(--border-color)",
+          borderRadius: 8,
+          fontSize: 13,
+          background: "var(--bg-primary)",
+          color: "var(--text-primary)",
+          outline: "none",
+        }}
+      >
+        <option value="">默认音色</option>
+        {presetVoices.map((v) => (
+          <option key={v.id} value={v.id}>
+            {v.name} — {genderLabel(v.gender)}
+          </option>
+        ))}
+      </select>
+    </div>
+  )
+}
+
+export default VoiceSelector
diff --git a/apps/web/src/pages/voices/components/tts-modal/index.ts b/apps/web/src/pages/voices/components/tts-modal/index.ts
new file mode 100755
index 000000000..9d24e7706
--- /dev/null
+++ b/apps/web/src/pages/voices/components/tts-modal/index.ts
@@ -0,0 +1,8 @@
+export { default } from "../TtsModal"
+export * from "./types"
+export { default as TextInputSection } from "./TextInputSection"
+export { default as VoiceSelector } from "./VoiceSelector"
+export { default as SpeedControl } from "./SpeedControl"
+export { default as SynthesizeButton } from "./SynthesizeButton"
+export { default as ErrorAlert } from "./ErrorAlert"
+export { default as ResultPanel } from "./ResultPanel"
diff --git a/apps/web/src/pages/voices/components/tts-modal/types.ts b/apps/web/src/pages/voices/components/tts-modal/types.ts
new file mode 100755
index 000000000..f7a382701
--- /dev/null
+++ b/apps/web/src/pages/voices/components/tts-modal/types.ts
@@ -0,0 +1,29 @@
+import { type PresetVoiceDisplay } from "@/pages/voices/types"
+
+export type TtsStatus = "idle" | "synthesizing" | "done" | "error"
+
+export interface TtsModalProps {
+  open: boolean
+  ttsText: string
+  ttsVoiceId: string
+  ttsSpeed: number
+  ttsStatus: TtsStatus
+  ttsAudioUrl: string | null
+  ttsError: string | null
+  presetVoices: PresetVoiceDisplay[]
+  onClose: () => void
+  onTextChange: (text: string) => void
+  onVoiceChange: (voiceId: string) => void
+  onSpeedChange: (speed: number) => void
+  onSynthesize: () => void
+  onSave: () => void
+}
+
+/** TTS 常量配置 */
+export const TTS_CONFIG = {
+  MAX_TEXT_LENGTH: 2000,
+  DEFAULT_SPEED: 1.0,
+  MIN_SPEED: 0.5,
+  MAX_SPEED: 2.0,
+  SPEED_STEP: 0.1,
+} as const
diff --git a/apps/web/src/test/pages/voices/smoke.test.tsx b/apps/web/src/test/pages/voices/smoke.test.tsx
index bd450bdb5..f9e0d90a3 100755
--- a/apps/web/src/test/pages/voices/smoke.test.tsx
+++ b/apps/web/src/test/pages/voices/smoke.test.tsx
@@ -21,6 +21,13 @@ import "@/pages/voices/components/upload-voice-modal/FormFields"
 import "@/pages/voices/components/upload-voice-modal/ActionButtons"
 import "@/pages/voices/components/upload-voice-modal/types"
 import "@/pages/voices/components/TtsModal"
+import "@/pages/voices/components/tts-modal/TextInputSection"
+import "@/pages/voices/components/tts-modal/VoiceSelector"
+import "@/pages/voices/components/tts-modal/SpeedControl"
+import "@/pages/voices/components/tts-modal/SynthesizeButton"
+import "@/pages/voices/components/tts-modal/ErrorAlert"
+import "@/pages/voices/components/tts-modal/ResultPanel"
+import "@/pages/voices/components/tts-modal/types"
 import "@/pages/voices/components/VoiceFilterBar"
 import "@/pages/voices/components/MaterialVoiceCard"