/* ==========================================================
   开放 API 多页文档站（/openapi/docs/）
   布局参考微信开放文档 .page__wrp 区域：
     左：sticky 树形导航 TreeNavigation / NavigationLevel / NavigationItem
     右：内容区 page__wrp > page > page-inner > docContent > content
   配色沿用微信桌面端规范（weuiDesktop）的字号/行高/灰阶，
   主色沿用站点蓝 #1976d2，避免与站点其余页面割裂。
   ========================================================== */
:root {
  --doc-primary: #1976d2;
  --doc-primary-dark: #0d47a1;
  --doc-primary-bg: #e3f2fd;
  --doc-link: #576b95;
  --doc-text: #1a1b1c;
  --doc-desc: #7e8081;
  --doc-sub: #b1b2b3;
  --doc-line: #e3e4e5;
  --doc-bg: #f6f7f8;
  --doc-card: #fff;
  --doc-err: #fa5151;
  --doc-warn: #ffc300;
  --doc-ok: #07c160;
  --doc-radius: 8px;
  --doc-code-bg: #0f172a;
  --doc-code-fg: #e2e8f0;
}

body { background: var(--doc-bg); }

/* ---------- 两栏骨架 ---------- */
.docs-wrap {
  max-width: 1400px;
  color: var(--doc-text);
  font-size: 15px;
  line-height: 1.6;
  padding-bottom: 60px;
}
.docs-wrap a { color: var(--doc-link); }
.docs-wrap p { margin: 8px 0; }
.docs-wrap ul, .docs-wrap ol { margin: 8px 0; padding-left: 22px; }
.docs-wrap li { margin: 4px 0; }
.docs-wrap strong { color: var(--doc-text); }
.docs-wrap code {
  background: var(--doc-bg);
  border: 1px solid var(--doc-line);
  padding: 1px 5px;
  border-radius: 4px;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 13px;
  color: #c7254e;
  word-break: break-word;
}
.docs-layout { display: flex; align-items: flex-start; gap: 28px; }
.docs-main, .page__wrp { flex: 1; min-width: 0; }

/* ---------- 左侧树形导航 ---------- */
/* 站点 .header 为 position:sticky;top:0（约 62px 高），侧栏 sticky 需让开 */
.docs-sidebar {
  flex: 0 0 244px;
  width: 244px;
  position: sticky;
  top: 78px;
  max-height: calc(100vh - 96px);
  overflow-y: auto;
  padding: 4px 6px 4px 0;
  box-sizing: border-box;
}
.docs-sidebar::-webkit-scrollbar { width: 5px; }
.docs-sidebar::-webkit-scrollbar-thumb { background: #d8dadd; border-radius: 3px; }
.docs-sidebar::-webkit-scrollbar-track { background: transparent; }

.nav-group { margin-bottom: 16px; }
.nav-group-title {
  font-size: 13px; font-weight: 600; color: var(--doc-text);
  padding: 0 0 6px 14px; margin: 0; position: relative; letter-spacing: .3px;
}
.nav-group ul { list-style: none; margin: 0; padding: 0; }
.nav-group li { margin: 0; }
.nav-group li a {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 12px; font-size: 14px; color: var(--doc-desc);
  text-decoration: none; border-left: 2px solid transparent;
  border-radius: 0 4px 4px 0;
  transition: color .2s, background .2s, border-color .2s;
}
.nav-group li a:hover { color: var(--doc-primary); background: var(--doc-bg); }
.nav-group li a.active {
  color: var(--doc-primary); font-weight: 500;
  background: var(--doc-primary-bg); border-left-color: var(--doc-primary);
}
.nav-tag {
  font-style: normal; font-size: 10px; line-height: 1;
  padding: 2px 5px; border-radius: 4px; flex-shrink: 0;
}
.nav-tag-plan { background: #fff3e0; color: #e65100; border: 1px solid #ffe0b2; }

/* 移动端目录折叠 */
.docs-toc-toggle {
  display: none; width: 100%; padding: 10px 14px;
  font-size: 14px; font-weight: 600; color: var(--doc-text);
  background: var(--doc-card); border: 1px solid var(--doc-line);
  border-radius: var(--doc-radius); cursor: pointer; text-align: left; margin-bottom: 12px;
}
.docs-toc-toggle:after { content: " ▾"; color: var(--doc-desc); }
.docs-toc-toggle.open:after { content: " ▴"; }

/* ---------- 面包屑 ---------- */
.docs-breadcrumb { font-size: 12px; color: var(--doc-sub); margin-bottom: 12px; }
.docs-breadcrumb a { color: var(--doc-desc); text-decoration: none; }
.docs-breadcrumb a:hover { color: var(--doc-primary); }
.docs-breadcrumb span { margin: 0 6px; color: var(--doc-sub); }

/* ---------- 内容区块 ---------- */
.doc-section {
  background: var(--doc-card);
  border: 1px solid var(--doc-line);
  border-radius: var(--doc-radius);
  padding: 22px 26px;
  margin-bottom: 16px;
  scroll-margin-top: 16px;
}
.doc-section h2 {
  font-size: 20px; font-weight: 600; color: var(--doc-text);
  margin: 0 0 14px; padding-bottom: 10px; border-bottom: 1px solid var(--doc-line);
}
.doc-section h3 {
  font-size: 16px; font-weight: 600; color: var(--doc-text);
  margin: 20px 0 8px;
}
.doc-section h3:first-of-type { margin-top: 14px; }

/* 锚点符号 */
.doc-section h2 .header-anchor,
.doc-section h3 .header-anchor {
  float: left; margin-left: -.9em; padding-right: .25em;
  color: var(--doc-primary); font-weight: 400; text-decoration: none;
  opacity: 0; transition: opacity .2s;
}
.doc-section h2:hover .header-anchor,
.doc-section h3:hover .header-anchor { opacity: 1; }
@media (max-width: 1080px) {
  .doc-section h2 .header-anchor,
  .doc-section h3 .header-anchor { float: none; margin: 0; }
}

/* ---------- 方法徽章 ---------- */
.badge {
  display: inline-block; padding: 1px 7px; border-radius: 4px;
  font-size: 12px; font-weight: 500;
  font-family: ui-monospace, Menlo, Consolas, monospace; vertical-align: 2px;
}
.badge-get  { background: #e3f2fd; color: #1565c0; }
.badge-post { background: #e8f5e9; color: #2e7d32; }
.badge-err  { background: #fdecea; color: #c62828; }
.badge-warn { background: #fff8e1; color: #a06800; }

/* ---------- 表格 ---------- */
.docs-table { width: 100%; border-collapse: collapse; margin: 10px 0 14px; font-size: 14px; }
.docs-table th, .docs-table td {
  border: 1px solid var(--doc-line); padding: 8px 11px;
  text-align: left; vertical-align: top; line-height: 1.6;
}
.docs-table th { background: var(--doc-bg); color: var(--doc-desc); font-weight: 600; white-space: nowrap; }
.docs-table td:first-child {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  color: var(--doc-primary); white-space: nowrap;
}
.docs-table code { background: rgba(0,0,0,.04); border-color: transparent; }

/* ---------- 代码块 ---------- */
.codeblock {
  position: relative; background: var(--doc-code-bg); color: var(--doc-code-fg);
  padding: 14px 16px; border-radius: var(--doc-radius); overflow-x: auto;
  font-size: 12.8px; line-height: 1.75;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  white-space: pre; margin: 10px 0;
}
.copy-btn {
  position: absolute; top: 8px; right: 8px;
  background: #334155; color: #fff; border: none;
  padding: 4px 10px; border-radius: 6px; cursor: pointer;
  font-size: 12px; opacity: .85; transition: opacity .2s, background .2s;
}
.copy-btn:hover { background: #475569; opacity: 1; }

/* ---------- 提示块 ---------- */
.docs-note, .docs-warn, .docs-ok {
  border-radius: var(--doc-radius); padding: 12px 14px;
  margin: 12px 0; font-size: 14px; line-height: 1.65;
}
.docs-note { background: #fff8e6; border: 1px solid #ffe4a3; }
.docs-warn { background: #fdecea; border: 1px solid #f5c6cb; }
.docs-ok   { background: #e8f5e9; border: 1px solid #b7dfb9; }
.docs-note code, .docs-warn code, .docs-ok code { background: rgba(0,0,0,.05); border-color: transparent; }

/* ---------- 快速入口 ---------- */
.docs-quick { display: flex; flex-wrap: wrap; gap: 10px; margin: 6px 0 2px; }
.docs-quick a {
  display: flex; flex-direction: column; gap: 2px;
  padding: 10px 14px; background: var(--doc-card);
  border: 1px solid var(--doc-line); border-radius: var(--doc-radius);
  text-decoration: none; min-width: 150px;
  transition: border-color .2s, box-shadow .2s;
}
.docs-quick a:hover { border-color: var(--doc-primary); box-shadow: 0 2px 8px rgba(25,118,210,.12); }
.docs-quick b { font-size: 14px; color: var(--doc-text); font-weight: 600; }
.docs-quick i { font-size: 12px; color: var(--doc-desc); font-style: normal; }

/* ---------- 底部 ---------- */
.docs-footer-nav {
  margin-top: 4px; padding: 14px 0 4px;
  border-top: 1px solid var(--doc-line); text-align: right;
}
.docs-footer-nav a { font-size: 13px; color: var(--doc-desc); text-decoration: none; }
.docs-footer-nav a:hover { color: var(--doc-primary); }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .docs-layout { flex-direction: column; gap: 0; }
  .docs-sidebar {
    position: static; width: 100%; max-height: none;
    overflow: visible; padding: 0;
  }
  .docs-toc-toggle { display: block; }
  .docs-sidebar .TreeNavigation { display: none; }
  .docs-sidebar.open .TreeNavigation { display: block; }
}
@media (max-width: 820px) {
  .docs-wrap { padding-bottom: 90px; font-size: 14.5px; }
  .doc-section { padding: 16px; }
  .doc-section h2 { font-size: 18px; }
  .docs-table { font-size: 12.5px; }
  .docs-table th, .docs-table td { padding: 6px 8px; }
  .docs-table td:first-child { white-space: normal; }
}