:root {
  color: #162033;
  background: #f4f7fb;
  font-family: Inter, "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
}

.doc-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  padding: 28px max(28px, calc((100vw - 1440px) / 2));
  color: #fff;
  background: linear-gradient(135deg, #12213b, #17386f);
  border-bottom: 1px solid #274e85;
}

.doc-header h1 {
  margin: 14px 0 8px;
  font-size: clamp(24px, 3vw, 36px);
}

.doc-header p {
  margin: 0;
  color: #b9c9e3;
}

.back-link,
.doc-tools a {
  color: #a9ccff;
  text-decoration: none;
}

.back-link:hover,
.doc-tools a:hover {
  color: #fff;
  text-decoration: underline;
}

.doc-tools {
  width: min(420px, 100%);
  display: grid;
  gap: 8px;
  font-size: 13px;
}

.search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.search-row input,
.search-row button {
  height: 40px;
  border-radius: 7px;
  border: 1px solid #6682aa;
  font: inherit;
}

.search-row input {
  min-width: 0;
  padding: 0 12px;
  background: #fff;
  color: #14213a;
}

.search-row button {
  padding: 0 16px;
  color: #fff;
  background: #1769ff;
  border-color: #4a8aff;
  cursor: pointer;
}

.search-status {
  min-height: 18px;
  color: #c4d5ef;
}

.doc-layout {
  display: grid;
  grid-template-columns: 290px minmax(0, 950px);
  justify-content: center;
  align-items: start;
  gap: 30px;
  padding: 30px 24px 80px;
}

.doc-toc {
  position: sticky;
  top: 24px;
  max-height: calc(100vh - 48px);
  overflow: auto;
  padding: 18px;
  background: #fff;
  border: 1px solid #dce4ef;
  border-radius: 10px;
  box-shadow: 0 5px 18px rgba(22, 32, 51, 0.06);
}

.toc-status {
  margin: 6px 0 12px;
  color: #667085;
  font-size: 12px;
}

.doc-toc ol {
  display: grid;
  gap: 3px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.doc-toc li {
  min-width: 0;
}

.doc-toc a {
  display: block;
  padding: 5px 7px;
  color: #344054;
  border-radius: 5px;
  font-size: 13px;
  line-height: 1.45;
  text-decoration: none;
}

.doc-toc a:hover {
  color: #0f58de;
  background: #eef5ff;
}

.doc-toc .toc-level-2 a {
  font-weight: 650;
}

.doc-toc .toc-level-3 a {
  padding-left: 19px;
  color: #667085;
}

.doc-main {
  min-width: 0;
  padding: 30px clamp(22px, 4vw, 58px) 60px;
  background: #fff;
  border: 1px solid #dce4ef;
  border-radius: 10px;
  box-shadow: 0 5px 18px rgba(22, 32, 51, 0.06);
}

.doc-status {
  padding: 60px 0;
  color: #667085;
  text-align: center;
}

.doc-status.is-error {
  color: #b42318;
}

.markdown-body {
  line-height: 1.72;
  overflow-wrap: anywhere;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  scroll-margin-top: 24px;
  line-height: 1.35;
}

.markdown-body h1 {
  margin: 0 0 28px;
  padding-bottom: 16px;
  font-size: 32px;
  border-bottom: 1px solid #dce4ef;
}

.markdown-body h2 {
  margin: 46px 0 18px;
  padding-bottom: 10px;
  font-size: 25px;
  border-bottom: 1px solid #e8edf4;
}

.markdown-body h3 {
  margin: 34px 0 14px;
  font-size: 20px;
}

.markdown-body h4 {
  margin: 26px 0 12px;
  font-size: 17px;
}

.heading-anchor {
  color: inherit;
  text-decoration: none;
}

.heading-anchor:hover {
  color: #1769ff;
}

.markdown-body p {
  margin: 12px 0;
}

.markdown-body ul,
.markdown-body ol {
  margin: 12px 0;
  padding-left: 28px;
}

.markdown-body li + li {
  margin-top: 5px;
}

.markdown-body code {
  padding: 2px 5px;
  color: #b42318;
  background: #f2f4f7;
  border-radius: 4px;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 0.9em;
}

.markdown-body pre {
  position: relative;
  margin: 18px 0;
  padding: 36px 18px 18px;
  overflow: auto;
  color: #d8e7ff;
  background: #101828;
  border: 1px solid #263653;
  border-radius: 8px;
  line-height: 1.55;
}

.markdown-body pre code {
  padding: 0;
  color: inherit;
  background: transparent;
  font-size: 13px;
}

.code-language {
  position: absolute;
  inset: 9px 12px auto auto;
  color: #91a4c4;
  font: 11px/1.2 Inter, sans-serif;
  text-transform: uppercase;
}

.markdown-body blockquote {
  margin: 18px 0;
  padding: 10px 16px;
  color: #475467;
  background: #f7f9fc;
  border-left: 4px solid #84adff;
}

.table-scroll {
  margin: 18px 0;
  overflow-x: auto;
  border: 1px solid #dce4ef;
  border-radius: 8px;
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.markdown-body th,
.markdown-body td {
  padding: 10px 12px;
  vertical-align: top;
  border-bottom: 1px solid #e8edf4;
}

.markdown-body th {
  background: #f4f7fb;
  color: #344054;
}

.markdown-body tbody tr:last-child td {
  border-bottom: 0;
}

@media (max-width: 980px) {
  .doc-header {
    display: grid;
  }

  .doc-tools {
    width: 100%;
  }

  .doc-layout {
    grid-template-columns: 1fr;
  }

  .doc-toc {
    position: static;
    max-height: 340px;
  }
}

@media (max-width: 600px) {
  .doc-header,
  .doc-layout {
    padding-left: 14px;
    padding-right: 14px;
  }

  .doc-main {
    padding: 24px 18px 50px;
  }

  .markdown-body h1 {
    font-size: 27px;
  }
}