/* 使用手册（manual.html）排版：与系统同一套 Apple 风格 token，兼顾屏幕阅读与打印 */
.mdoc { max-width: 820px; padding-top: 22px; }
.mdoc .dochead h1 {
  font-size: clamp(24px, 3vw, 32px); font-weight: 700; letter-spacing: -0.02em; margin: 0 0 6px;
}
.mdoc h2 {
  font-size: 22px; font-weight: 700; letter-spacing: -0.01em;
  margin: 40px 0 12px; padding-top: 18px; border-top: 1px solid var(--line);
}
.mdoc h3 { font-size: 17px; font-weight: 600; margin: 26px 0 8px; }
.mdoc h4 { font-size: 15px; font-weight: 600; margin: 18px 0 6px; color: var(--sub2); }
.mdoc p { margin: 10px 0; font-size: 14.5px; line-height: 1.78; color: var(--text); }
.mdoc ul, .mdoc ol { margin: 10px 0 10px 22px; padding: 0; }
.mdoc li { font-size: 14.5px; line-height: 1.78; margin: 5px 0; }
.mdoc li > code, .mdoc p > code {
  background: rgba(120, 120, 128, 0.12); border-radius: 5px; padding: 1.5px 6px; font-size: 13px;
}
.mdoc a { color: var(--accent); }
.mdoc a:hover { text-decoration: underline; }
.mdoc strong { font-weight: 600; }
.mdoc hr.sep { border: 0; border-top: 1px solid var(--line); margin: 30px 0; }
.mdoc pre {
  background: rgba(120, 120, 128, 0.10); border: 1px solid var(--line); border-radius: 11px;
  padding: 12px 14px; overflow: auto; font-size: 12.5px; line-height: 1.6;
}
.mdoc pre code { background: none; padding: 0; }

/* 引用块 = 提示 / 注意 */
.mdoc .callout {
  margin: 14px 0; padding: 12px 15px; border-radius: 12px;
  background: rgba(0, 122, 255, 0.07); border-left: 3px solid var(--accent);
}
.mdoc .callout p { margin: 4px 0; font-size: 13.5px; line-height: 1.7; }

/* 表格：横向可滚动，避免窄屏挤压 */
.mdoc .tw { overflow-x: auto; margin: 14px 0; -webkit-overflow-scrolling: touch; }
.mdoc table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 460px; }
.mdoc th, .mdoc td {
  border: 1px solid var(--line); padding: 8px 11px; text-align: left; vertical-align: top; line-height: 1.65;
}
.mdoc th { background: rgba(120, 120, 128, 0.08); font-weight: 600; white-space: nowrap; }
/* 单元格里的长 URL 必须能断行：否则表格为了塞下它，会把第一列标签挤成两行 */
.mdoc td { overflow-wrap: anywhere; }
/* 第一列都是短标签的表（生成器按内容判断后加 .tf）：手机宽度下也不要折行 */
.mdoc table.tf td:first-child, .mdoc table.tf th:first-child { white-space: nowrap; }
[data-theme="dark"] .mdoc th { background: rgba(255, 255, 255, 0.06); }

/* 截图：有图就正常显示，没图就是虚线占位框 */
.mdoc .mdfig { margin: 18px 0; text-align: center; }
.mdoc .mdfig img {
  max-width: 100%; border-radius: 12px; border: 1px solid var(--line); display: block; margin: 0 auto;
}
.mdoc .mdfig figcaption { font-size: 12.5px; color: var(--sub); margin-top: 8px; }
.mdoc .mdfig figcaption b { color: var(--sub2); font-weight: 600; }
.mdoc .mdfig.placeholder .ph {
  border: 1px dashed rgba(120, 120, 128, 0.45); border-radius: 12px;
  padding: 26px 16px; color: var(--sub); font-size: 13px;
  display: flex; flex-direction: column; gap: 6px; align-items: center;
}
.mdoc .mdfig.placeholder .ph code { font-size: 12px; }

/* 侧边目录 */
.mdocnav { padding: 12px 10px; max-height: calc(100vh - 110px); overflow: auto; }
.mdocnav-t { font-size: 12px; font-weight: 600; color: var(--sub2); padding: 2px 10px 8px; letter-spacing: 0.02em; }
.mdocnav ul { list-style: none; margin: 0; padding: 0; }
.mdocnav li { margin: 0; }
.mdocnav a {
  display: block; font-size: 13.5px; color: var(--text); padding: 7px 10px; border-radius: 9px;
  line-height: 1.45; text-decoration: none;
}
.mdocnav a:hover { background: rgba(120, 120, 128, 0.10); }
.mdocnav a.on { background: rgba(0, 122, 255, 0.12); color: var(--accent); font-weight: 600; }
.mdocnav ul.sub { margin-left: 10px; }
.mdocnav ul.sub a { font-size: 12.5px; color: var(--sub2); padding: 5px 10px; }
.mdocnav ul.sub a.on { color: var(--accent); }

/* 目录：桌面为普通标题 + 常显列表；手机为可点按钮 + 展开列表 */
.mdocnav-t {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  width: 100%; border: 0; background: transparent; font: inherit; text-align: left;
  font-size: 12px; font-weight: 600; color: var(--sub2); letter-spacing: 0.02em;
  padding: 2px 10px 8px; cursor: default; pointer-events: none;
}
.mdocnav .tocchev { display: none; }
.mdocnav .tocroot { list-style: none; margin: 0; padding: 0; }
.mdocnav .tocroot ul.sub { list-style: none; margin: 0 0 0 10px; padding: 0; }

@media (max-width: 900px) {
  .mlayout { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .mside { position: static; }
  .mdocnav { max-height: none; padding: 4px; }

  /* 手机上：整行都是按钮，命中区 44pt */
  .mdocnav-t {
    pointer-events: auto; cursor: pointer; color: var(--text);
    font-size: 14.5px; padding: 12px 12px; border-radius: 10px;
  }
  .mdocnav-t:active { background: rgba(120, 120, 128, 0.12); }
  .mdocnav .tocchev {
    display: block; width: 9px; height: 9px; flex: 0 0 auto; margin-right: 5px;
    border-right: 1.7px solid var(--sub); border-bottom: 1.7px solid var(--sub);
    transform: rotate(45deg); transition: transform 0.2s ease;
  }
  .mdocnav.open .tocchev { transform: rotate(-135deg); }
  .mdocnav .tocroot { display: none; padding-bottom: 4px; }
  .mdocnav.open .tocroot { display: block; }
  .mdocnav .tocroot ul.sub { display: none; }
  .mdocnav .tocroot > li > a { font-weight: 600; }
  .mdocnav a { padding: 11px 12px; font-size: 14.5px; }

  /* 手机正文排版 */
  .mdoc { padding-top: 4px; }
  .mdoc p, .mdoc li { font-size: 15.5px; line-height: 1.82; }
  .mdoc h2 { font-size: 20px; margin: 30px 0 10px; padding-top: 14px; }
  .mdoc h3 { font-size: 16.5px; margin: 22px 0 8px; }
  .mdoc .callout p { font-size: 14.5px; }
  .mdoc table { font-size: 13px; min-width: 360px; }
  .mdoc th, .mdoc td { padding: 7px 9px; }
}

/* 点目录跳转时，标题不要被顶部栏挡住 */
.mdoc h2, .mdoc h3 { scroll-margin-top: calc(72px + env(safe-area-inset-top)); }

/* 长链接 / 长路径不撑破布局 */
.mdoc p, .mdoc li, .mdoc td, .mdoc figcaption { overflow-wrap: anywhere; word-break: break-word; }
.mdoc pre { overflow-wrap: normal; }

/* 页脚避开 iPhone 底部横条 */
.afoot { padding-bottom: calc(2px + env(safe-area-inset-bottom)); }

/* 打印 / 存 PDF：去掉导航与交互元素，按 A4 排版 */
@media print {
  .atop, .mside, .afoot, #toasts { display: none !important; }
  body.page-manual { background: #fff; }
  .mlayout { display: block; padding: 0; }
  .mdoc { max-width: none; padding: 0; }
  .mdoc h2 { page-break-before: always; border-top: 0; padding-top: 0; }
  .mdoc h2:first-of-type { page-break-before: avoid; }
  .mdoc h3, .mdoc h4 { page-break-after: avoid; }
  .mdoc table, .mdoc .mdfig, .mdoc .callout, .mdoc pre { page-break-inside: avoid; }
  .mdoc table { min-width: 0; }
  .mdoc .mdfig.placeholder { display: none; }
  a { color: #000; text-decoration: none; }
}