* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont;
  background: #f5f7fb;
  color: #1f2329;
}

.app {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px;
  margin-top: -180px;
  position: relative;
}

.panel {
  display: flex;
  gap: 16px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 6px 24px rgba(0,0,0,.06);
  overflow: hidden;
  min-height: 520px;
}

/* ================= 左侧编辑区 ================= */
.editor {
  flex: 1;
  border-right: 1px solid #eef0f3;
  display: flex;
  flex-direction: column;
}

.editor-toolbar {
  padding: 10px 14px;
  border-bottom: 1px solid #eef0f3;
  display: flex;
  gap: 10px;
  font-size: 13px;
  color: #555;
  align-items: center;
  flex-wrap: wrap;
}

.editor-toolbar .tool {
  padding: 4px 8px;
  border-radius: 6px;
  background: #f6f7f9;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.editor-toolbar select {
  border: 1px solid #e6e8ee;
  background: #fff;
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 12px;
  outline: none;
  cursor: pointer;
}

.editor-body {
  flex: 1;
  padding: 14px;
  overflow: hidden;
}

/* ===== contenteditable 编辑区 ===== */
.editor-input {
  width: 100%;
  height: 100%;
  border: none;
  outline: none;

  font-size: 14px;
  line-height: 1.7;

  white-space: pre-wrap;
  word-break: break-word;

  overflow-y: auto;
}

/* ===== 停顿语义块 ===== */
.tts-break {
  display: inline-flex;
  align-items: center;

  padding: 2px 8px;
  margin: 0 2px;

  font-size: 12px;
  line-height: 1.4;

  border-radius: 999px;
  background: #22c55e;
  color: #fff;

  user-select: none;
  white-space: nowrap;
}

.tts-break-x {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  width: 16px;
  height: 16px;
  margin-left: 4px;

  border-radius: 999px;
  font-size: 12px;
  line-height: 16px;

  background: rgba(255,255,255,0.25);
  color: #fff;
  cursor: pointer;
}

.tts-break-x:hover {
  background: rgba(255,255,255,0.45);
}

/* ================= 编辑区底部 ================= */
.editor-footer {
  padding: 10px 14px;
  border-top: 1px solid #eef0f3;
  font-size: 12px;
  color: #888;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.editor-actions {
  display: flex;
  gap: 10px;
}

.play-btn {
  padding: 8px 18px;
  background: #ff6a00;
  border: none;
  color: #fff;
  border-radius: 8px;
  cursor: pointer;
}

.play-btn:disabled {
  opacity: .6;
  cursor: not-allowed;
}

.download-btn {
  padding: 8px 16px;
  background: #f2f3f5;
  border: none;
  color: #333;
  border-radius: 8px;
  cursor: pointer;
}

.download-btn:disabled {
  opacity: .5;
  cursor: not-allowed;
}

/* ================= 右侧音色区 ================= */
.voices {
  width: 360px;
  display: flex;
  flex-direction: column;
  height: 520px;
}

.voices-header {
  padding: 14px;
  border-bottom: 1px solid #eef0f3;
  overflow-x: auto;
  overflow-y: hidden;
}

.voice-tabs {
  display: flex;
  gap: 8px;
  display: inline-flex;
  white-space: nowrap;
}

.voice-tab {
  padding: 4px 10px;
  font-size: 12px;
  border-radius: 999px;
  background: #f2f3f5;
  cursor: pointer;
  flex-shrink: 0;
}

.voice-tab.active {
  background: #ff6a00;
  color: #fff;
}

/* ================= 音色列表 ================= */
.voice-list {
  flex: 1;
  overflow-y: auto;
  padding: 10px;

  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;

  grid-auto-rows: 64px;
  align-content: start;
}

/* ================= 音色卡片 ================= */
.voice-item {
  height: 64px;
  border: 1px solid #eef0f3;
  border-radius: 8px;
  padding: 8px;

  display: flex;
  align-items: center;
  gap: 8px;

  cursor: pointer;
  background: #fff;
  position: relative;
}

.voice-item.active {
  border-color: #ff6a00;
  background: #fff7f0;
}

/* ================= 头像 ================= */
.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  flex-shrink: 0;

  position: relative;
  overflow: hidden;

  background-color: #d9d9d9;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}

/* ================= 播放遮罩层 ================= */
.avatar-play {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.45);
  opacity: 0;
  transition: opacity .2s ease;
  pointer-events: none;
}

.avatar-play::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 24px;
  height: 24px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}
/* ▶ 播放（PNG base64，占位符） */
.avatar-play.play::after {
  background-image: url("data:image/png;base64,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");
}

/* ⏸ 暂停（SVG base64，占位符） */
.avatar-play.pause::after {
  background-image: url("data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz4KPHN2ZyB3aWR0aD0iMzBweCIgaGVpZ2h0PSIzMHB4IiB2aWV3Qm94PSIwIDAgMzAgMzAiIHZlcnNpb249IjEuMSIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB4bWxuczp4bGluaz0iaHR0cDovL3d3dy53My5vcmcvMTk5OS94bGluayI+CiAgICA8dGl0bGU+57yW57uEIDM8L3RpdGxlPgogICAgPGcgaWQ9InR0c+iuvuiuoSIgc3Ryb2tlPSJub25lIiBzdHJva2Utd2lkdGg9IjEiIGZpbGw9Im5vbmUiIGZpbGwtcnVsZT0iZXZlbm9kZCI+CiAgICAgICAgPGcgaWQ9IuWPkeiogOS6uumAieaLqS0t5pKt5pS+6Z+z6ImyIiB0cmFuc2Zvcm09InRyYW5zbGF0ZSgtOTE2LjAwMDAwMCwgLTI2My4wMDAwMDApIj4KICAgICAgICAgICAgPGcgaWQ9IuWfuuehgC3pmaTmlofmnKzljLoiIHRyYW5zZm9ybT0idHJhbnNsYXRlKDg0LjAwMDAwMCwgMTQ2LjAwMDAwMCkiPgogICAgICAgICAgICAgICAgPGcgaWQ9Iumfs+iJsumAieaLqSIgdHJhbnNmb3JtPSJ0cmFuc2xhdGUoODEyLjAwMDAwMCwgMC4wMDAwMDApIj4KICAgICAgICAgICAgICAgICAgICA8ZyBpZD0i57yW57uELTUiIHRyYW5zZm9ybT0idHJhbnNsYXRlKDIuMDAwMDAwLCAxMTAuMDAwMDAwKSI+CiAgICAgICAgICAgICAgICAgICAgICAgIDxnIGlkPSLnvJbnu4QtMiIgdHJhbnNmb3JtPSJ0cmFuc2xhdGUoMTguMDAwMDAwLCAtMTkwLjAwMDAwMCkiPgogICAgICAgICAgICAgICAgICAgICAgICAgICAgPGcgaWQ9Iue8lue7hC0zIiB0cmFuc2Zvcm09InRyYW5zbGF0ZSgwLjAwMDAwMCwgMTk3LjAwMDAwMCkiPgogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIDxjaXJjbGUgaWQ9IuakreWchuW9oiIgZmlsbC1vcGFjaXR5PSIwLjQiIGZpbGw9IiMwMDAwMDAiIGN4PSIxNSIgY3k9IjE1IiByPSIxNSI+PC9jaXJjbGU+CiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgPGcgaWQ9IuaSreaUvuS4rSIgdHJhbnNmb3JtPSJ0cmFuc2xhdGUoMTEuMDAwMDAwLCAxMC4wMDAwMDApIiBmaWxsPSIjRkZGRkZGIj4KICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgPHBvbHlnb24gaWQ9Iui3r+W+hCIgcG9pbnRzPSIyIDEwIDAgMTAgMCAwIDIgMCI+PC9wb2x5Z29uPgogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICA8cG9seWdvbiBpZD0i6Lev5b6EIiBwb2ludHM9IjggMTAgNiAxMCA2IDAgOCAwIj48L3BvbHlnb24+CiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgPC9nPgogICAgICAgICAgICAgICAgICAgICAgICAgICAgPC9nPgogICAgICAgICAgICAgICAgICAgICAgICA8L2c+CiAgICAgICAgICAgICAgICAgICAgPC9nPgogICAgICAgICAgICAgICAgPC9nPgogICAgICAgICAgICA8L2c+CiAgICAgICAgPC9nPgogICAgPC9nPgo8L3N2Zz4=");
}

.voice-item:hover .avatar-play,
.voice-item.playing .avatar-play {
  opacity: 1;
  pointer-events: auto;
}

.voice-name {
  font-size: 13px;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.voice-name span {
  color: #7e7b7b;
  font-size: 12px;
}

/* ================= 情绪选择区 ================= */
.emotion-panel {
  border-top: 1px solid #eef0f3;
  padding: 10px 12px;
  background: #fff;
}

.emotion-title {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
}

.emotion-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.emotion-btn {
  padding: 4px 10px;
  font-size: 12px;
  border-radius: 999px;
  border: 1px solid #e6e8ee;
  background: #f6f7f9;
  cursor: pointer;
}

.emotion-btn.active {
  background: #ff6a00;
  border-color: #ff6a00;
  color: #fff;
}

.emotion-intensity {
  margin-top: 10px;
}

.emotion-intensity label {
  font-size: 12px;
  color: #666;
  display: block;
  margin-bottom: 4px;
}

.emotion-intensity-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.emotion-intensity-row input[type="range"] {
  flex: 1;
}

.emotion-intensity-value {
  width: 28px;
  font-size: 12px;
  text-align: right;
}

/* ================= 右侧底部控制条 ================= */
.voice-controls {
  border-top: 1px solid #eef0f3;
  padding: 10px 12px;
  background: #fff;
}

.voice-controls .control label {
  font-size: 12px;
  color: #666;
  display: block;
  margin-bottom: 4px;
}

.voice-controls input[type="range"] {
  width: 100%;
}

/* ================= audio（隐藏 UI） ================= */
audio {
  display: none;
}

/* =========================================================
   响应式追加（工程安全方案）
   仅作用于小屏，不影响桌面端
   ========================================================= */

/* ===== 平板及以下 ===== */
@media (max-width: 1024px) {

  .app {
    padding: 12px;
  }

  .panel {
    min-height: auto;
  }

  .voices {
    width: 320px;
    height: auto;
  }
}

/* ===== 手机横屏 / 小平板 ===== */
@media (max-width: 768px) {
  .editor-input {
    font-size: 16px;
    line-height: 1.6;
  }

  .panel {
    flex-direction: column;
  }

  /* 左右区改为上下结构 */
  .editor {
    border-right: none;
    border-bottom: 1px solid #eef0f3;
  }

  .voices {
    width: 100%;
    height: auto;
  }

  /* 音色列表单列 */
  .voice-list {
    grid-template-columns: 1fr;
  }

  /* 工具栏自动换行 */
  .editor-toolbar {
    gap: 8px;
  }

  .editor-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .editor-actions {
    width: 100%;
    justify-content: flex-end;
  }
}

/* ===== 手机竖屏 ===== */
@media (max-width: 480px) {

  body {
    font-size: 13px;
  }

  .app {
    padding: 8px;
  }

  .editor-body {
    padding: 10px;
  }

  .editor-input {
    font-size: 16px;
    line-height: 1.6;
  }

  /* 音色卡片高度略缩 */
  .voice-item {
    height: 56px;
    padding: 6px;
  }

  .avatar {
    width: 28px;
    height: 28px;
  }

  .voice-name {
    font-size: 12px;
  }

  .voice-name span {
    font-size: 12px;
  }

  /* tab 更紧凑 */
  .voice-tab {
    font-size: 12px;
    padding: 4px 8px;
  }

  /* 底部按钮更适合拇指 */
  .play-btn,
  .download-btn {
    padding: 10px 14px;
    font-size: 12px;
  }

  .editor-actions {
    gap: 8px;
  }

  .emotion-buttons {
    gap: 4px;
  }

  .emotion-btn {
    font-size: 12px;
    padding: 4px 8px;
  }
}