重构：分离 HTML/CSS/JS，项目结构更清晰

README.md

@@ -30,8 +30,8 @@
 
 直接用浏览器打开 HTML 文件，无需任何安装：
 
-1. 下载 `speech-t2a.html` 文件
+1. 下载并解压本项目
-2. 双击用浏览器（Chrome/Edge/Firefox）打开即可
+2. 双击 `index.html` 用浏览器（Chrome/Edge/Firefox）打开即可
 
 ---
 
@@ -58,7 +58,7 @@ cd /path/to/speech-t2a
 python3 -m http.server 8197
 ```
 
-4. 打开浏览器，访问：**http://localhost:8197/speech-t2a.html**
+4. 打开浏览器，访问：**http://localhost:8197/index.html**
 
 > ⚠️ 关闭终端会停止服务，需要保持窗口开启
 
@@ -70,7 +70,7 @@ python3 -m http.server 8197
 
 **步骤：**
 
-1. 将 `speech-t2a.html` 上传到服务器，例如 `/var/www/speech-t2a/`
+1. 将 `index.html` 上传到服务器，例如 `/var/www/speech-t2a/`
 2. 编辑 Nginx 配置：
 
 ```bash
@@ -86,7 +86,7 @@ server {
 
     # 静态文件目录
     root /var/www/speech-t2a;
-    index speech-t2a.html;
+    index index.html;
 
     # 允许浏览器访问
     location / {
@@ -106,7 +106,7 @@ sudo nginx -t
 sudo systemctl restart nginx
 ```
 
-5. 访问：**http://你的服务器IP:8197/speech-t2a.html**
+5. 访问：**http://你的服务器IP:8197/index.html**
 
 > 💡 阿里云/腾讯云等云服务器需在安全组开放 `8197` 端口
 

app.js

@@ -0,0 +1,507 @@
+'use strict';
+
+// ── State ──────────────────────────────────────────────
+let audioChunks  = [];
+let audioBuffer  = null;
+let audioBlobUrl = null;
+let isPlaying    = false;
+let abortCtrl    = null;
+let animId       = null;
+let analyserNode = null;
+let audioCtxViz  = null;
+
+// ── DOM ───────────────────────────────────────────────
+const $  = id => document.getElementById(id);
+const btnPlay     = $('btnPlay');
+const btnStop     = $('btnStop');
+const btnDownload = $('btnDownload');
+const btnReplay   = $('btnReplay');
+const logArea     = $('logArea');
+const statusBadge = $('statusBadge');
+const progressBar = $('progressBar');
+const progressFill= $('progressFill');
+const charCount   = $('charCount');
+const speedVal    = $('speedVal');
+const canvas      = $('waveform');
+const canvasCtx   = canvas.getContext('2d');
+const nativeAudio = $('nativeAudio');
+
+// ── Persistence: API Key ──────────────────────────────
+const LS_KEY = 'mm_tts_apikey';
+
+function saveApiKey() {
+  const val = $('apiKey').value.trim();
+  if (val) localStorage.setItem(LS_KEY, val);
+}
+
+function loadApiKey() {
+  const saved = localStorage.getItem(LS_KEY);
+  if (saved) $('apiKey').value = saved;
+}
+
+// ── Init ───────────────────────────────────────────────
+function init() {
+  loadApiKey();
+  $('speed').addEventListener('input', e => speedVal.textContent = parseFloat(e.target.value).toFixed(2) + 'x');
+  $('textInput').addEventListener('input', e => charCount.textContent = e.target.value.length);
+  resizeCanvas();
+  window.addEventListener('resize', resizeCanvas);
+  drawIdle();
+
+  nativeAudio.addEventListener('ended', () => {
+    isPlaying = false;
+    stopVisualizer();
+    setStatus('完成', 'status-done');
+    log('✅ 播放完毕', 'info');
+    onDone();
+  });
+  nativeAudio.addEventListener('error', e => {
+    log('⚠️ 音频播放错误: ' + (nativeAudio.error && nativeAudio.error.message), 'err');
+    isPlaying = false;
+    onDone();
+  });
+  nativeAudio.addEventListener('playing', () => {
+    setStatus('播放中', 'status-playing');
+    startVisualizer();
+  });
+}
+
+// ── Canvas ─────────────────────────────────────────────
+function resizeCanvas() {
+  const dpr = window.devicePixelRatio || 1;
+  canvas.width  = canvas.offsetWidth  * dpr;
+  canvas.height = canvas.offsetHeight * dpr;
+  canvasCtx.scale(dpr, dpr);
+}
+
+function drawIdle() {
+  const w = canvas.offsetWidth, h = canvas.offsetHeight;
+  canvasCtx.clearRect(0, 0, w, h);
+  for (let i = 0; i < 72; i++) {
+    const x = i * (w / 72 - 1), y = (h - 4) / 2;
+    canvasCtx.fillStyle = '#2a2d3a';
+    canvasCtx.beginPath();
+    canvasCtx.roundRect(x, y, w / 72 - 1, 4, 2);
+    canvasCtx.fill();
+  }
+}
+
+function startVisualizer() {
+  if (!audioCtxViz) {
+    audioCtxViz = new (window.AudioContext || window.webkitAudioContext)();
+  }
+  if (!analyserNode) {
+    analyserNode = audioCtxViz.createAnalyser();
+    analyserNode.fftSize = 256;
+  }
+  try {
+    const track = nativeAudio.captureStream ? nativeAudio.captureStream().getAudioTracks()[0] : null;
+    if (track) {
+      const src = audioCtxViz.createMediaStreamSource(nativeAudio.captureStream());
+      src.connect(analyserNode);
+    }
+  } catch(e) {}
+  drawActive();
+}
+
+function drawActive() {
+  if (!isPlaying) { drawIdle(); return; }
+  const w = canvas.offsetWidth, h = canvas.offsetHeight;
+  canvasCtx.clearRect(0, 0, w, h);
+  const t = Date.now() / 200;
+  for (let i = 0; i < 72; i++) {
+    const phase = (i / 72) * Math.PI * 2;
+    const v = Math.abs(Math.sin(t + phase)) * 0.7 + 0.1;
+    const barH = Math.max(3, v * h * 0.85);
+    const x = i * (w / 72 - 1);
+    const y = (h - barH) / 2;
+    const grad = canvasCtx.createLinearGradient(x, y, x, y + barH);
+    grad.addColorStop(0, '#a78bfa'); grad.addColorStop(1, '#7c6af7');
+    canvasCtx.fillStyle = grad;
+    canvasCtx.beginPath();
+    canvasCtx.roundRect(x, y, w / 72 - 1, barH, 2);
+    canvasCtx.fill();
+  }
+  animId = requestAnimationFrame(drawActive);
+}
+
+function stopVisualizer() {
+  if (animId) { cancelAnimationFrame(animId); animId = null; }
+  if (analyserNode) { try { analyserNode.disconnect(); } catch(e){} }
+  drawIdle();
+}
+
+// ── Logging ────────────────────────────────────────────
+function log(msg, type = 'info') {
+  const ts = new Date().toLocaleTimeString('zh-CN',{hour12:false});
+  const d  = document.createElement('div');
+  d.className = 'log-line';
+  d.innerHTML = `<span class="log-ts">[${ts}]</span><span class="log-${type}">${esc(msg)}</span>`;
+  logArea.appendChild(d);
+  logArea.scrollTop = logArea.scrollHeight;
+}
+
+function esc(s) { return String(s).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;'); }
+function setStatus(s, cls) { statusBadge.textContent = s; statusBadge.className = 'status-badge ' + cls; }
+
+// ── Audio helpers ─────────────────────────────────────
+function stopPlayback() {
+  if (isPlaying) {
+    nativeAudio.pause();
+    nativeAudio.currentTime = 0;
+  }
+  isPlaying = false;
+  stopVisualizer();
+}
+
+function mimeOf(fmt) {
+  return { mp3:'audio/mpeg', wav:'audio/wav', flac:'audio/flac' }[fmt] || 'audio/mpeg';
+}
+
+function hexToBytes(hex) {
+  hex = hex.replace(/\s/g, '');
+  if (!/^[0-9a-fA-F]*$/.test(hex) || hex.length % 2 !== 0) {
+    return new Uint8Array(0);
+  }
+  const bytes = new Uint8Array(hex.length / 2);
+  for (let i = 0; i < bytes.length; i++) {
+    bytes[i] = parseInt(hex.substr(i * 2, 2), 16);
+  }
+  return bytes;
+}
+
+function buildBlobUrl(hexChunks, fmt) {
+  const allBytes = [];
+  for (const hex of hexChunks) {
+    const b = hexToBytes(hex);
+    if (b.length > 0) allBytes.push(b);
+  }
+  if (allBytes.length === 0) return null;
+  const totalLen = allBytes.reduce((s, b) => s + b.length, 0);
+  const combined = new Uint8Array(totalLen);
+  let off = 0;
+  for (const b of allBytes) { combined.set(b, off); off += b.length; }
+  const mime = mimeOf(fmt);
+  const blob = new Blob([combined], { type: mime });
+  if (audioBlobUrl) URL.revokeObjectURL(audioBlobUrl);
+  audioBlobUrl = URL.createObjectURL(blob);
+  return audioBlobUrl;
+}
+
+function startAudioPlayback(blobUrl) {
+  stopPlayback();
+  nativeAudio.src = blobUrl;
+  nativeAudio.play().then(() => {
+    isPlaying = true;
+    setStatus('播放中', 'status-playing');
+    log('▶️ 开始播放', 'info');
+    startVisualizer();
+  }).catch(e => {
+    log('❌ 播放失败: ' + e.message, 'err');
+    onDone();
+  });
+}
+
+function getAudioBlob() {
+  if (!audioChunks.length) return null;
+  const allBytes = [];
+  for (const hex of audioChunks) {
+    const b = hexToBytes(hex);
+    if (b.length > 0) allBytes.push(b);
+  }
+  if (allBytes.length === 0) return null;
+  const total = allBytes.reduce((s, b) => s + b.length, 0);
+  const combined = new Uint8Array(total);
+  let off = 0;
+  for (const b of allBytes) { combined.set(b, off); off += b.length; }
+  return new Blob([combined], { type: mimeOf($('format').value) });
+}
+
+// ── Main synthesis ─────────────────────────────────────
+async function startSynthesis() {
+  const rawKey = $('apiKey').value.trim();
+  const text   = $('textInput').value.trim();
+
+  if (!rawKey) { log('❌ 请先填写 API Key', 'err'); return; }
+  if (!text)   { log('❌ 请先填写要转换的文字', 'err'); return; }
+
+  const cleanKey = rawKey.replace(/[^\x20-\x7E]/g, '').trim();
+  if (!cleanKey) {
+    log('❌ API Key 包含无效字符（仅支持 ASCII），请重新复制粘贴正确的 Key', 'err');
+    return;
+  }
+  if (cleanKey !== rawKey) {
+    log('⚠️ API Key 中有不可用字符已自动清除，请确认 Key 正确', 'warn');
+  }
+
+  saveApiKey();
+
+  let apiKey = cleanKey.startsWith('Bearer ') ? cleanKey : 'Bearer ' + cleanKey;
+
+  try {
+    new Headers({ 'Authorization': apiKey });
+  } catch(e) {
+    log('❌ API Key 包含非法字符，无法作为 HTTP Header: ' + e.message, 'err');
+    return;
+  }
+
+  audioChunks = [];
+  stopPlayback();
+  progressFill.style.width = '0%';
+  progressBar.classList.add('active');
+
+  btnPlay.disabled = true; btnStop.disabled = false;
+  btnDownload.disabled = true; btnReplay.disabled = true;
+
+  const isStream = $('streamMode').value === 'true';
+  log(`🚀 发起 HTTP 请求 (${isStream ? '流式' : '非流式'})`, 'info');
+  setStatus('请求中', 'status-connecting');
+  abortCtrl = new AbortController();
+
+  const body = {
+    model:    $('model').value,
+    text,
+    stream:   isStream,
+    voice_setting: {
+      voice_id: $('voiceId').value,
+      speed:    parseFloat($('speed').value),
+      vol:      parseFloat($('vol').value),
+      pitch:    parseInt($('pitch').value),
+      ...($('emotion').value ? { emotion: $('emotion').value } : {})
+    },
+    audio_setting: {
+      sample_rate: parseInt($('sampleRate').value),
+      bitrate:     128000,
+      format:      $('format').value,
+      channel:     1
+    }
+  };
+
+  try {
+    const response = await fetch('https://api.minimaxi.com/v1/t2a_v2', {
+      method: 'POST',
+      headers: {
+        'Authorization': apiKey,
+        'Content-Type': 'application/json'
+      },
+      body: JSON.stringify(body),
+      signal: abortCtrl.signal
+    });
+
+    log(`📡 HTTP ${response.status} ${response.statusText}`, response.ok ? 'info' : 'err');
+
+    if (!response.ok) {
+      try {
+        const err = await response.json();
+        log(`❌ 错误: ${JSON.stringify(err)}`, 'err');
+        const sr = err.base_resp || {};
+        if (sr.status_code === 1004) log('💡 原因: 鉴权失败，检查 API Key 是否正确', 'warn');
+        if (sr.status_code === 1039) log('💡 原因: TPM 触发限流，稍后重试', 'warn');
+        if (sr.status_code === 1042) log('💡 原因: 非法字符超过 10%，请精简文本', 'warn');
+      } catch {}
+      setStatus('失败', 'status-error');
+      onDone();
+      return;
+    }
+
+    if (isStream) {
+      setStatus('合成中', 'status-playing');
+      await handleStreamResponse(response);
+    } else {
+      setStatus('合成中', 'status-playing');
+      await handleNonStreamResponse(response);
+    }
+  } catch(e) {
+    if (e.name === 'AbortError') {
+      log('⏹️ 用户取消', 'warn');
+    } else if (e.message && e.message.includes('ISO-8859-1')) {
+      log('❌ Header 编码错误：API Key 包含非 ASCII 字符', 'err');
+    } else {
+      log('❌ 请求异常: ' + e.message, 'err');
+      log('🔄 尝试备用接口 api-bj.minimaxi.com...', 'warn');
+      try {
+        const r2 = await fetch('https://api-bj.minimaxi.com/v1/t2a_v2', {
+          method: 'POST',
+          headers: { 'Authorization': apiKey, 'Content-Type': 'application/json' },
+          body: JSON.stringify(body),
+          signal: abortCtrl.signal
+        });
+        if (r2.ok) {
+          if ($('streamMode').value === 'true') await handleStreamResponse(r2);
+          else await handleNonStreamResponse(r2);
+        } else {
+          const err2 = await r2.json().catch(() => ({}));
+          log(`❌ 备用接口也失败: ${JSON.stringify(err2)}`, 'err');
+          setStatus('失败', 'status-error');
+          onDone();
+        }
+      } catch(e2) {
+        log('❌ 备用接口异常: ' + e2.message, 'err');
+        setStatus('失败', 'status-error');
+        onDone();
+      }
+    }
+  }
+}
+
+// ── Stream handler ─────────────────────────────────────
+async function handleStreamResponse(response) {
+  const reader = response.body.getReader();
+  const decoder = new TextDecoder();
+  let buffer = '';
+  let chunkCount = 0;
+
+  try {
+    while (true) {
+      const { done, value } = await reader.read();
+      if (done) break;
+
+      buffer += decoder.decode(value, { stream: true });
+      let nlIdx;
+      while ((nlIdx = buffer.indexOf('\n')) !== -1) {
+        const line = buffer.slice(0, nlIdx).trim();
+        buffer = buffer.slice(nlIdx + 1);
+        if (!line || !line.startsWith('data:')) continue;
+        const dataStr = line.slice(5).trim();
+        if (dataStr === '[DONE]' || dataStr === '') continue;
+        try {
+          const chunk = JSON.parse(dataStr);
+          const baseResp = chunk.base_resp || {};
+          if (baseResp.status_code && baseResp.status_code !== 0) {
+            log(`❌ 流错误 [${baseResp.status_code}]: ${baseResp.status_msg || ''}`, 'err');
+            return;
+          }
+          if (chunk.data && chunk.data.audio) {
+            chunkCount++;
+            audioChunks.push(chunk.data.audio);
+            progressFill.style.width = Math.min((chunkCount / Math.max(parseInt($('textInput').value.length / 200), 5)) * 95, 95) + '%';
+            log(`🔊 #${chunkCount} (${chunk.data.audio.length}B, status=${chunk.data.status})`, 'audio');
+            if (chunk.data.status === 2) {
+              log('✅ 合成完毕，共 ' + chunkCount + ' 片段', 'info');
+            }
+          }
+          if (chunk.extra_info) {
+            const ei = chunk.extra_info;
+            log(`📋 音频: ${(ei.audio_length/1000).toFixed(1)}s / ${ei.audio_size}B / ${ei.usage_characters}字符`, 'info');
+          }
+        } catch(parseErr) {}
+      }
+    }
+  } finally {
+    reader.releaseLock();
+  }
+
+  if (!audioChunks.length) {
+    log('❌ 流接收完毕但无音频数据', 'err');
+    setStatus('失败', 'status-error');
+    onDone();
+    return;
+  }
+
+  progressFill.style.width = '98%';
+  log('🎵 音频合成完成，开始播放...', 'info');
+  const blobUrl = buildBlobUrl(audioChunks, $('format').value);
+  startAudioPlayback(blobUrl);
+  btnDownload.disabled = false;
+  btnReplay.disabled = false;
+  onDone();
+}
+
+// ── Non-stream handler ─────────────────────────────────
+async function handleNonStreamResponse(response) {
+  log('📥 接收完整响应...', 'info');
+  let json;
+  try {
+    json = await response.json();
+  } catch(e) {
+    log('❌ 响应 JSON 解析失败: ' + e.message, 'err');
+    log('🔄 尝试作为原始音频处理...', 'warn');
+    const bytes = await response.arrayBuffer();
+    if (bytes.byteLength > 0) {
+      const blob = new Blob([bytes], { type: mimeOf($('format').value) });
+      if (audioBlobUrl) URL.revokeObjectURL(audioBlobUrl);
+      audioBlobUrl = URL.createObjectURL(blob);
+      startAudioPlayback(audioBlobUrl);
+      btnDownload.disabled = false;
+      btnReplay.disabled = false;
+      onDone();
+      return;
+    }
+    setStatus('失败', 'status-error');
+    onDone();
+    return;
+  }
+
+  log('📦 JSON: ' + JSON.stringify(json).slice(0, 400), 'info');
+  const baseResp = json.base_resp || {};
+  if (baseResp.status_code && baseResp.status_code !== 0) {
+    log(`❌ 合成失败 [${baseResp.status_code}]: ${baseResp.status_msg || ''}`, 'err');
+    if (baseResp.status_code === 1004) log('💡 提示: 鉴权失败，检查 API Key 是否正确', 'warn');
+    setStatus('失败', 'status-error');
+    onDone();
+    return;
+  }
+  const audioHex = json.data && json.data.audio;
+  if (!audioHex) {
+    log('❌ 响应中无 audio 字段', 'err');
+    setStatus('失败', 'status-error');
+    onDone();
+    return;
+  }
+  audioChunks = [audioHex];
+  progressFill.style.width = '90%';
+  log('🎵 音频就绪，开始播放...', 'info');
+  const blobUrl = buildBlobUrl(audioChunks, $('format').value);
+  startAudioPlayback(blobUrl);
+  if (json.extra_info) {
+    const ei = json.extra_info;
+    log(`📋 音频: ${(ei.audio_length/1000).toFixed(1)}s / ${ei.audio_size}B / ${ei.usage_characters}字符`, 'info');
+  }
+  btnDownload.disabled = false;
+  btnReplay.disabled = false;
+  onDone();
+}
+
+// ── Controls ───────────────────────────────────────────
+function stopSynthesis() {
+  log('⏹️ 取消请求', 'warn');
+  stopPlayback();
+  if (abortCtrl) abortCtrl.abort();
+  progressFill.style.width = '0%';
+  onDone();
+}
+
+function onDone() {
+  btnPlay.disabled   = false;
+  btnStop.disabled  = true;
+  setTimeout(() => progressBar.classList.remove('active'), 2000);
+}
+
+function replayAudio() {
+  if (audioBlobUrl) {
+    stopPlayback();
+    startAudioPlayback(audioBlobUrl);
+  } else {
+    log('⚠️ 没有可回放的音频', 'warn');
+  }
+}
+
+function downloadAudio() {
+  const blob = getAudioBlob();
+  if (!blob) { log('⚠️ 没有可下载的音频', 'warn'); return; }
+  const fmt = $('format').value;
+  const a = document.createElement('a');
+  a.href   = URL.createObjectURL(blob);
+  a.download = `speech_${Date.now()}.${fmt}`;
+  a.click();
+  URL.revokeObjectURL(a.href);
+  log(`💾 已下载: ${a.download} (${(blob.size/1024).toFixed(1)} KB)`, 'info');
+}
+
+// auto-init
+$('apiKey').addEventListener('blur', saveApiKey);
+$('apiKey').addEventListener('keydown', e => {
+  if (e.key === 'Enter') { e.preventDefault(); saveApiKey(); $('apiKey').blur(); }
+});
+
+init();

index.html

@@ -0,0 +1,171 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+  <meta charset="UTF-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  <title>MiniMax Speech HD TTS</title>
+  <link rel="stylesheet" href="style.css" />
+</head>
+<body>
+<div class="container">
+  <h1>🎙️ MiniMax Speech HD TTS</h1>
+  <p class="subtitle">HTTP 流式文字转语音 · speech-2.8-hd</p>
+
+  <audio id="nativeAudio" controls></audio>
+
+  <div class="card">
+    <label>API Key <span style="font-weight:400;text-transform:none;font-size:0.7rem;color:#4b5563">（自动保存到本地）</span></label>
+    <input type="password" id="apiKey" placeholder="输入你的 MiniMax API Key（如 Group-xxxxxxxx）" autocomplete="off" />
+    <p class="hint">填写后回车或点击空白处保存。刷新页面不丢失。</p>
+  </div>
+
+  <div class="card">
+    <div class="row">
+      <div>
+        <label>音色 (voice_id)</label>
+        <select id="voiceId">
+          <optgroup label="中文">
+            <option value="male-qn-qingse">male-qn-qingse（青年女声）</option>
+            <option value="male-qn-baiyang">male-qn-baiyang（青年男声-白扬）</option>
+            <option value="female-tianmei">female-tianmei（甜美女声）</option>
+            <option value="female-shaonv">female-shaonv（少女声）</option>
+            <option value="male-shaonian">male-shaonian（少年声）</option>
+            <option value="male-zhongtan">male-zhongtan（中年男声）</option>
+            <option value="female-yujie">female-yujie（御姐音）</option>
+            <option value="female-xiaochao">female-xiaochao（小潮音色）</option>
+            <option value="male-happyman">male-happyman（开心男声）</option>
+          </optgroup>
+          <optgroup label="英语">
+            <option value="male-cenek">male-cenek（英语男声-Cenek）</option>
+            <option value="female-alice">female-alice（英语女声-Alice）</option>
+            <option value="male-joshua">male-joshua（英语男声-Joshua）</option>
+            <option value="female-maverick">female-maverick（英语女声-Maverick）</option>
+          </optgroup>
+          <optgroup label="日语">
+            <option value="male-jp-qingse">male-jp-qingse</option>
+            <option value="female-jp-qingse">female-jp-qingse</option>
+          </optgroup>
+          <optgroup label="韩语">
+            <option value="male-kr-qingse">male-kr-qingse</option>
+            <option value="female-kr-qingse">female-kr-qingse</option>
+          </optgroup>
+        </select>
+      </div>
+      <div>
+        <label>模型</label>
+        <select id="model">
+          <option value="speech-2.8-hd">speech-2.8-hd（高清）</option>
+          <option value="speech-2.6-hd">speech-2.6-hd</option>
+          <option value="speech-02-hd">speech-02-hd（克隆音质）</option>
+          <option value="speech-2.8-turbo">speech-2.8-turbo（快速）</option>
+          <option value="speech-2.6-turbo">speech-2.6-turbo</option>
+          <option value="speech-02-turbo">speech-02-turbo</option>
+        </select>
+      </div>
+    </div>
+
+    <div style="margin-top:14px">
+      <label>语速 <span class="speed-val" id="speedVal">1.00x</span></label>
+      <input type="range" class="speed-slider" id="speed" min="0.5" max="2.0" step="0.05" value="1.0" />
+    </div>
+
+    <div class="row" style="margin-top:14px">
+      <div>
+        <label>音频格式</label>
+        <select id="format">
+          <option value="mp3">mp3</option>
+          <option value="wav">wav</option>
+          <option value="flac">flac</option>
+        </select>
+      </div>
+      <div>
+        <label>采样率</label>
+        <select id="sampleRate">
+          <option value="16000">16000 Hz</option>
+          <option value="32000" selected>32000 Hz</option>
+          <option value="44100">44100 Hz</option>
+          <option value="48000">48000 Hz</option>
+        </select>
+      </div>
+    </div>
+
+    <div class="row" style="margin-top:14px">
+      <div>
+        <label>音量</label>
+        <select id="vol">
+          <option value="0.5">0.5（低）</option>
+          <option value="0.75">0.75</option>
+          <option value="1" selected>1.0（正常）</option>
+          <option value="1.25">1.25</option>
+          <option value="1.5">1.5（高）</option>
+        </select>
+      </div>
+      <div>
+        <label>音调</label>
+        <select id="pitch">
+          <option value="-5">-5（低沉）</option>
+          <option value="-2">-2</option>
+          <option value="0" selected>0（正常）</option>
+          <option value="2">2</option>
+          <option value="5">5（高亢）</option>
+        </select>
+      </div>
+    </div>
+
+    <div class="row" style="margin-top:14px">
+      <div>
+        <label>情绪（仅 HD/Turbo）</label>
+        <select id="emotion">
+          <option value="">不指定（自动）</option>
+          <option value="happy">happy</option>
+          <option value="sad">sad</option>
+          <option value="angry">angry</option>
+          <option value="surprised">surprised</option>
+          <option value="calm">calm</option>
+          <option value="whisper">whisper（2.6turbo）</option>
+        </select>
+      </div>
+      <div>
+        <label>流式输出</label>
+        <select id="streamMode">
+          <option value="true">是（实时，边收边播）</option>
+          <option value="false" selected>否（等完成后再播）</option>
+        </select>
+      </div>
+    </div>
+  </div>
+
+  <div class="card">
+    <label>输入文字（最多 10000 字符）</label>
+    <textarea id="textInput" placeholder="输入要转换的文字，例如：真正的危险不是计算机开始像人一样思考，而是人开始像计算机一样思考。" maxlength="10000"></textarea>
+    <div style="text-align:right;font-size:0.72rem;color:var(--muted);margin-top:4px;">
+      <span id="charCount">0</span> / 10000
+    </div>
+  </div>
+
+  <div class="btn-row">
+    <button class="btn btn-primary" id="btnPlay" onclick="startSynthesis()">▶ 开始合成</button>
+    <button class="btn btn-danger" id="btnStop" onclick="stopSynthesis()" disabled>■ 停止</button>
+  </div>
+  <div class="btn-row" style="margin-top:8px">
+    <button class="btn btn-secondary" id="btnDownload" onclick="downloadAudio()" disabled>💾 下载音频</button>
+    <button class="btn btn-secondary" id="btnReplay" onclick="replayAudio()" disabled>🔁 重新播放</button>
+  </div>
+
+  <div class="progress-bar" id="progressBar">
+    <div class="progress-fill" id="progressFill"></div>
+  </div>
+  <canvas id="waveform"></canvas>
+
+  <div class="card">
+    <div style="display:flex;align-items:center;gap:8px;margin-bottom:8px;">
+      <label style="margin:0">日志</label>
+      <span class="status-badge status-idle" id="statusBadge">空闲</span>
+    </div>
+    <div class="log-area" id="logArea"></div>
+  </div>
+</div>
+
+<script src="app.js"></script>
+</body>
+</html>

style.css

@@ -0,0 +1,80 @@
+:root {
+  --bg: #0f1117; --surface: #1a1d27; --border: #2a2d3a;
+  --accent: #7c6af7; --text: #e0e0e0; --muted: #888; --radius: 10px;
+}
+* { box-sizing: border-box; margin: 0; padding: 0; }
+body {
+  font-family: 'Inter','PingFang SC','Microsoft YaHei',sans-serif;
+  background: var(--bg); color: var(--text);
+  min-height: 100vh; display: flex; justify-content: center;
+  align-items: flex-start; padding: 40px 16px;
+}
+.container { width: 100%; max-width: 680px; }
+h1 {
+  font-size: 1.5rem; font-weight: 700; text-align: center; margin-bottom: 6px;
+  background: linear-gradient(135deg,#a78bfa,#f472b6);
+  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
+}
+.subtitle { text-align: center; color: var(--muted); font-size: 0.8rem; margin-bottom: 28px; }
+.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; }
+label { display: block; font-size: 0.78rem; font-weight: 600; color: var(--muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.06em; }
+.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
+input[type="text"], input[type="password"], textarea, select {
+  width: 100%; background: #11131a; border: 1px solid var(--border);
+  border-radius: 6px; color: var(--text); font-size: 0.9rem;
+  padding: 10px 12px; outline: none; transition: border-color 0.2s;
+}
+input:focus, textarea:focus, select:focus { border-color: var(--accent); }
+textarea { resize: vertical; min-height: 110px; line-height: 1.6; }
+select { cursor: pointer; }
+.btn-row { display: flex; gap: 10px; margin-top: 16px; }
+.btn {
+  flex: 1; padding: 12px; border: none; border-radius: 6px;
+  font-size: 0.9rem; font-weight: 600; cursor: pointer;
+  transition: opacity 0.2s, transform 0.1s;
+}
+.btn:active { transform: scale(0.97); }
+.btn:disabled { opacity: 0.45; cursor: not-allowed; }
+.btn-primary { background: linear-gradient(135deg,#7c6af7,#a78bfa); color: #fff; }
+.btn-danger { background: #2a1a1a; border: 1px solid #5a2a2a; color: #ff8080; }
+.btn-secondary { background: #1a1d27; border: 1px solid var(--border); color: var(--text); }
+.log-area {
+  background: #0a0b10; border: 1px solid var(--border); border-radius: 6px;
+  padding: 12px; font-family: 'Fira Code',monospace; font-size: 0.73rem;
+  color: #9ca3af; max-height: 180px; overflow-y: auto; margin-top: 10px; line-height: 1.7;
+}
+.log-line { display: flex; gap: 8px; }
+.log-ts { color: #4b5563; flex-shrink: 0; }
+.log-info { color: #6ee7b7; } .log-warn { color: #fde68a; }
+.log-err  { color: #f87171; } .log-audio { color: #93c5fd; }
+.progress-bar {
+  height: 3px; background: var(--border); border-radius: 2px;
+  margin-top: 12px; overflow: hidden; opacity: 0; transition: opacity 0.3s;
+}
+.progress-bar.active { opacity: 1; }
+.progress-fill {
+  height: 100%; background: linear-gradient(90deg,#7c6af7,#a78bfa);
+  width: 0%; transition: width 0.4s ease;
+}
+.status-badge {
+  display: inline-block; font-size: 0.72rem; padding: 2px 8px;
+  border-radius: 20px; margin-left: 8px; vertical-align: middle;
+}
+.status-idle       { background:#1f2937; color:#6b7280; }
+.status-connecting { background:#1f2a1f; color:#86efac; }
+.status-playing    { background:#1f1f2e; color:#a78bfa; }
+.status-done       { background:#1a2e1a; color:#4ade80; }
+.status-error      { background:#2e1a1a; color:#f87171; }
+#waveform { width:100%; height:48px; margin-top:10px; border-radius:4px; display:block; }
+.speed-slider {
+  -webkit-appearance:none; width:100%; height:4px; border-radius:2px;
+  background: var(--border); outline:none; margin:8px 0;
+}
+.speed-slider::-webkit-slider-thumb {
+  -webkit-appearance:none; width:14px; height:14px; border-radius:50%;
+  background:var(--accent); cursor:pointer;
+}
+.speed-val { font-size:0.78rem; color:var(--accent); float:right; }
+.hint { font-size:0.72rem; color:var(--muted); margin-top:6px; }
+.hint a { color:#a78bfa; }
+#nativeAudio { display: none; }