/* 第九次出生 — 閱讀頁最終手機介面覆寫 */
@media (max-width: 768px) {
  .reading-toolbar {
    top: 64px !important;
    height: 56px !important;
    min-height: 56px !important;
    display: flex !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 5px !important;
    padding: 7px 12px !important;
  }
  .reading-toolbar-left {
    width: auto !important;
    flex: 0 0 auto !important;
    gap: 3px !important;
  }
  .reading-toolbar-center {
    flex: 1 1 auto !important;
    min-width: 0 !important;
    justify-content: center !important;
    gap: 3px !important;
  }
  .reading-toolbar-right {
    flex: 0 0 auto !important;
    gap: 4px !important;
  }
  .reading-toolbar .toolbar-btn {
    min-height: 38px !important;
    padding: 5px 8px !important;
    border-radius: 999px !important;
    font-size: 11px !important;
    line-height: 1 !important;
    letter-spacing: 0 !important;
    flex: 0 0 auto !important;
  }
  .reading-toolbar-left .toolbar-btn { padding-left: 9px !important; padding-right: 9px !important; }
  .reading-toolbar-right .toolbar-btn { min-width: 42px !important; padding-left: 7px !important; padding-right: 7px !important; }
  .reading-body { padding-top: 136px !important; }
  .reading-content { margin-top: 48px !important; }
}
@media (max-width: 360px) {
  .reading-toolbar { padding-left: 8px !important; padding-right: 8px !important; gap: 3px !important; }
  .reading-toolbar .toolbar-btn { padding-left: 6px !important; padding-right: 6px !important; }
  .reading-toolbar-right .toolbar-btn { min-width: 38px !important; }
}
/* 不使用裝飾性首字，正文段落保持一致字級。 */
.reading-content p:first-child::first-letter {
  color: inherit !important;
  float: none !important;
  font-family: inherit !important;
  font-size: inherit !important;
  line-height: inherit !important;
  padding-right: 0 !important;
}

/* 工具列音樂按鈕：直接播放／暫停，不展開播放條。 */
.music-toolbar-btn {
  min-width: 42px !important;
  justify-content: center !important;
  font-size: 16px !important;
  padding-left: 8px !important;
  padding-right: 8px !important;
}
.music-toolbar-btn.is-playing {
  background: var(--dawn) !important;
  border-color: var(--dawn) !important;
  color: #17120c !important;
}
body.light .music-toolbar-btn.is-playing {
  background: #a65a0b !important;
  border-color: #a65a0b !important;
  color: #fffdf8 !important;
}

/* 章節目錄依部別分段：標題維持在章節列上方，不採固定或絕對定位。 */
.toc-part-label {
  position: relative !important;
  display: block !important;
  box-sizing: border-box !important;
  margin: 0 !important;
  padding: 28px 32px 12px !important;
  min-height: 56px !important;
  color: var(--dawn) !important;
  background: transparent !important;
  border-top: 1px solid var(--line) !important;
  border-bottom: 0 !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  line-height: 1.35 !important;
  letter-spacing: .1em !important;
  text-transform: none !important;
}
.toc-header + .toc-part-label {
  border-top: 0 !important;
  padding-top: 22px !important;
}
.toc-part-label + .toc-item { border-top: 0 !important; }

@media (max-width: 768px) {
  .toc-header {
    padding: calc(var(--nav-h, 64px) + 8px) 22px 15px !important;
  }
  .toc-part-label {
    min-height: 50px !important;
    padding: 23px 22px 10px !important;
    font-size: 12px !important;
    letter-spacing: .07em !important;
  }
  .toc-item { padding-left: 22px !important; padding-right: 22px !important; }
}