/* 白泽文档站 · 布局（复用 app.css 的 token / nav / code-block） */

.docs-shell {
  max-width: 1340px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 232px minmax(0, 1fr) 196px;
  gap: 44px;
  padding: 28px 24px 88px;
  align-items: start;
}

/* ---------- 左侧导航 ---------- */
.docs-side {
  position: sticky;
  top: 78px;
  max-height: calc(100vh - 104px);
  overflow-y: auto;
  padding-right: 6px;
  border-right: 1px solid var(--border);
  font-size: 13.5px;
}
.docs-side::-webkit-scrollbar { width: 5px; }
.docs-side::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

.ds-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  margin: 0 0 14px;
  background: var(--bg-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-3);
  font-size: 13px;
}
.ds-search svg { width: 14px; height: 14px; flex: none; }

.ds-group {
  margin: 20px 0 8px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--text-3);
  text-transform: uppercase;
}
.docs-side a {
  display: block;
  padding: 6px 12px;
  margin-bottom: 1px;
  border-radius: var(--radius);
  color: var(--text-2);
  border-left: 2px solid transparent;
  line-height: 1.5;
}
.docs-side a:hover { background: var(--bg-muted); color: var(--text); }
.docs-side a.active {
  color: var(--accent);
  background: var(--accent-soft);
  border-left-color: var(--accent);
  font-weight: 600;
}

/* ---------- 正文 ---------- */
.docs-main { min-width: 0; }

.docs-main .doc-head { margin-bottom: 8px; }
.docs-main .doc-eyebrow {
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 10px;
  display: block;
}
.docs-main h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -.02em;
  margin: 0 0 14px;
  color: var(--text);
}
.docs-main .doc-lead {
  font-size: 16px;
  color: var(--text-2);
  line-height: 1.9;
  margin: 0 0 8px;
}

.docs-main section {
  padding-top: 34px;
  margin-top: 34px;
  border-top: 1px solid var(--border);
  scroll-margin-top: 88px;
}
.docs-main section:first-of-type { border-top: none; margin-top: 22px; padding-top: 0; }

.docs-main h2 {
  font-family: var(--font-display);
  font-size: 25px;
  font-weight: 700;
  letter-spacing: -.01em;
  margin: 0 0 14px;
  color: var(--text);
  scroll-margin-top: 88px;
}
.docs-main h3 {
  font-size: 16.5px;
  font-weight: 700;
  margin: 26px 0 10px;
  color: var(--text);
}
.docs-main p {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.9;
  margin: 0 0 14px;
}
.docs-main ul, .docs-main ol {
  margin: 0 0 16px;
  padding-left: 22px;
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.9;
}
.docs-main li { margin-bottom: 6px; }
.docs-main strong { color: var(--text); font-weight: 600; }
.docs-main code {
  font-family: var(--mono);
  font-size: 12.8px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--bg-muted);
  border: 1px solid var(--border);
  color: var(--text);
}
.docs-main a:not(.ndm-item) { text-decoration: underline; text-underline-offset: 2px; }

/* 代码块复用 app.css 的 .code-block / .code-wrap */
.docs-main .code-wrap { margin: 0 0 18px; }

/* 提示框 */
.callout {
  display: flex;
  gap: 10px;
  padding: 14px 18px;
  margin: 0 0 18px;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.85;
}
.callout.warn { border-left-color: var(--warn); background: rgba(217,119,6,.08); }
.callout strong { color: var(--text); }

/* 小卡片网格 */
.feat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
  margin: 0 0 20px;
}
.feat {
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.feat .f-ic {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: var(--radius);
  margin-bottom: 10px;
}
.feat .f-ic svg { width: 18px; height: 18px; }
.feat .f-t { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.feat .f-d { font-size: 13px; color: var(--text-2); line-height: 1.75; }

/* 表格 */
.docs-main table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin: 0 0 20px;
}
.docs-main th, .docs-main td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  color: var(--text-2);
  vertical-align: top;
}
.docs-main th {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text);
  background: var(--bg-muted);
  border-bottom-color: var(--border-strong);
}

/* 截图 */
.docs-shot {
  margin: 0 0 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.docs-shot img { width: 100%; display: block; }
.docs-shot figcaption {
  padding: 9px 14px;
  font-size: 12.5px;
  color: var(--text-3);
  background: var(--bg-muted);
  border-top: 1px solid var(--border);
}
.shot-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}
.shot-row .docs-shot { margin: 0; }
.shot-row .docs-shot img { height: 100%; object-fit: cover; object-position: top; }

/* ---------- 右侧目录 ---------- */
.docs-toc {
  position: sticky;
  top: 78px;
  align-self: start;
  font-size: 12.5px;
  border-left: 1px solid var(--border);
  padding-left: 16px;
}
.docs-toc .dt-title {
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  font-size: 12.5px;
}
.docs-toc a {
  display: block;
  padding: 4px 0;
  color: var(--text-3);
  line-height: 1.6;
}
.docs-toc a:hover { color: var(--text-2); }
.docs-toc a.active { color: var(--accent); font-weight: 600; }

/* 页尾翻页 */
.doc-pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}
.doc-pager a {
  flex: 1;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--text-2);
  font-size: 13.5px;
  transition: all .18s;
  text-decoration: none !important;
}
.doc-pager a:hover { border-color: var(--accent); color: var(--accent); }
.doc-pager .pg-dir { display: block; font-size: 11.5px; color: var(--text-3); margin-bottom: 3px; }
.doc-pager .next { text-align: right; }

/* ---------- 响应式 ---------- */
@media (max-width: 1120px) {
  .docs-shell { grid-template-columns: 220px minmax(0, 1fr); gap: 36px; }
  .docs-toc { display: none; }
}
@media (max-width: 860px) {
  .docs-shell {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 18px 20px 64px;
  }
  .docs-side {
    position: static;
    max-height: none;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding-right: 0;
    padding-bottom: 16px;
  }
  .docs-side .ds-links {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }
  .docs-side a {
    border-left: none;
    border: 1px solid var(--border);
    padding: 5px 11px;
    font-size: 12.5px;
    background: var(--surface);
  }
  .docs-side a.active { border-color: var(--accent); }
  .ds-group { width: 100%; margin: 12px 0 2px; }
  .docs-main h1 { font-size: 27px; }
  .docs-main h2 { font-size: 21px; }
  .doc-pager { flex-direction: column; }
}

/* ============================================================
   手机版文档站（≤768px）
   - 左侧目录改成横向滚动的胶囊条（不占大段竖向空间）
   - 正文加大行距、表格可横向滚动、代码块贴边
   ============================================================ */
@media (max-width: 768px) {
  .docs-shell {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
    padding: 14px 16px calc(84px + env(safe-area-inset-bottom, 0px));
    overflow-x: hidden;
  }

  /* 左侧导航 → 单行横向滚动 */
  .docs-side {
    position: static;
    max-height: none;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 0 0 12px;
    margin: 0;
    overflow: hidden;
    font-size: 13px;
  }
  .ds-search { display: none; }
  .docs-side .ds-links {
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 2px;
  }
  .docs-side .ds-links::-webkit-scrollbar { display: none; }
  .ds-group { display: none; }
  .docs-side a {
    flex: none;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 6px 14px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    font-size: 13px;
    margin: 0;
  }
  .docs-side a.active {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--accent);
    font-weight: 600;
  }

  /* 正文 */
  .docs-main { min-width: 0; max-width: 100%; overflow-x: hidden; }
  .docs-main .doc-eyebrow { font-size: 11px; letter-spacing: .18em; }
  .docs-main h1 { font-size: 25px; line-height: 1.32; margin-bottom: 10px; }
  .docs-main .doc-lead { font-size: 14.5px; line-height: 1.85; }
  .docs-main section {
    padding-top: 26px;
    margin-top: 26px;
    scroll-margin-top: 72px;
  }
  .docs-main section:first-of-type { margin-top: 18px; }
  .docs-main h2 { font-size: 20px; margin-bottom: 12px; scroll-margin-top: 72px; }
  .docs-main h3 { font-size: 16px; margin: 22px 0 8px; }
  .docs-main p { font-size: 14.5px; line-height: 1.9; margin-bottom: 12px; }
  .docs-main ul, .docs-main ol {
    font-size: 14.5px;
    line-height: 1.85;
    padding-left: 20px;
    margin-bottom: 14px;
  }
  .docs-main li { margin-bottom: 5px; }
  .docs-main code { font-size: 12px; padding: 1px 5px; word-break: break-word; }

  /* 代码块：保持容器内，内部横向滚动 */
  .docs-main .code-wrap {
    max-width: 100%;
    border-radius: var(--radius);
  }
  .docs-main .code-block {
    padding: 42px 14px 16px;
    font-size: 11.5px;
    line-height: 1.8;
    -webkit-overflow-scrolling: touch;
  }
  .docs-main .code-block .copy-btn {
    opacity: 1;
    top: 8px; right: 8px;
    padding: 7px 14px;
    font-size: 11.5px;
  }

  /* 表格：允许换行，避免中文被截断 */
  .docs-main table {
    display: table;
    width: 100%;
    max-width: 100%;
    table-layout: auto;
    white-space: normal;
    word-break: break-word;
    font-size: 13px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
  }
  .docs-main th, .docs-main td { padding: 9px 10px; }
  .docs-main th { font-size: 12px; white-space: nowrap; }
  .docs-main td code { word-break: break-all; }

  /* 提示框 / 卡片 */
  .callout {
    padding: 12px 14px;
    font-size: 13.5px;
    line-height: 1.8;
    border-radius: 0 var(--radius) var(--radius) 0;
  }
  .feat-grid { grid-template-columns: 1fr; gap: 10px; }
  .feat { padding: 16px; }
  .feat .f-t { font-size: 13.5px; }
  .feat .f-d { font-size: 12.5px; }

  /* 截图：手机端两列太窄 → 单列 */
  .shot-row { grid-template-columns: 1fr; gap: 12px; }
  .docs-shot figcaption { font-size: 12px; padding: 8px 12px; }

  /* 页尾翻页：上下堆叠 */
  .doc-pager {
    flex-direction: column;
    gap: 10px;
    margin-top: 32px;
    padding-top: 18px;
  }
  .doc-pager a { padding: 12px 14px; font-size: 13px; }
  .doc-pager .next { text-align: left; }
}