.tutorial-center {
  --border: var(--primary-border, #e4e7ed);
  --borderL: var(--primary-borderL, #f7f8fa);
  --primary-light-bg1: var(--primary-background1, #ecf5ff);
  --text-primary: #303133;
  --text-regular: #606266;
  --text-secondary: #767e89;
  --fill-white: #fff;
  min-height: 100%;
  background: var(--fill-white, #fff);
  color: var(--text-regular, #606266);
  font-size: 12px;
  line-height: 1.6;
}
.tutorial-center * {
  box-sizing: border-box;
}
.tutorial-center a {
  color: inherit;
  text-decoration: none;
}
.tutorial-center a:hover {
  color: var(--primary);
}
.tutorial-center a:focus-visible,
.tutorial-center button:focus-visible,
.tutorial-center summary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
.tutorial-center h1,
.tutorial-center h2,
.tutorial-center h3 {
  color: var(--text-primary, #303133);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.6;
}
.tutorial-center h1,
.tutorial-center h2,
.tutorial-center h3,
.tutorial-center p {
  margin: 0;
}
.tutorial-center .hc-header {
  border-bottom: 1px solid var(--border);
  background: var(--fill-white, #fff);
}
.tutorial-center .hc-header-inner {
  width: 100%;
  height: 72px;
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.tutorial-center .hc-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
  color: var(--text-primary);
}
.tutorial-center .hc-brand > i {
  color: var(--primary);
  font-size: 28px;
}
.tutorial-center .hc-brand strong {
  font-size: 20px;
  line-height: 1.2;
}
.tutorial-center .hc-brand span {
  border-left: 1px solid var(--border);
  padding-left: 12px;
  font-size: 16px;
  line-height: 1.2;
}
.tutorial-center .hc-search {
  display: flex;
  width: 460px;
  margin-left: auto;
  gap: 8px;
}
.tutorial-center .hc-search .el-input {
  flex: 1;
}
.tutorial-center .hc-search .el-input__inner {
  background: var(--borderL);
  font-size: 12px;
}
.tutorial-center .hc-demo {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 8px;
  color: var(--text-secondary);
  white-space: nowrap;
}
.tutorial-center .hc-body {
  display: grid;
  grid-template-columns: 310px minmax(0, 1fr);
  min-height: calc(100vh - 132px);
  width: 100%;
}
.tutorial-center .hc-sidebar {
  border-right: 1px solid var(--border);
  padding: 24px 16px 24px 24px;
  background: var(--fill-white);
}
.tutorial-center .hc-nav-caption {
  margin: 0 12px 10px;
  color: var(--text-secondary);
}
.tutorial-center .hc-module-caption {
  margin-top: 24px;
}
.tutorial-center .hc-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 4px;
  margin-bottom: 3px;
}
.tutorial-center .hc-nav-item > i:first-child {
  font-size: 16px;
}
.tutorial-center .hc-nav-item > span {
  flex: 1;
}
.tutorial-center .hc-nav-item small {
  font-size: 12px;
  color: var(--text-secondary);
}
.tutorial-center .hc-nav-item > i:last-child:not(:first-child) {
  font-size: 10px;
}
.tutorial-center .hc-nav-item:hover,
.tutorial-center .hc-nav-item.is-active {
  color: var(--primary);
  background: var(--primary-light-bg1, var(--borderL));
}
.tutorial-center .hc-nav-item.is-active {
  font-weight: 600;
}
.tutorial-center .hc-subnav {
  margin: 4px 0 12px 29px;
  border-left: 1px solid var(--border);
}
.tutorial-center .hc-subnav a {
  display: block;
  padding: 7px 12px;
}
.tutorial-center .hc-subnav .is-active {
  color: var(--primary);
  border-left: 2px solid var(--primary);
  margin-left: -1px;
}
.tutorial-center .hc-nav-note {
  margin: 28px 12px 0;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  line-height: 1.8;
}
.tutorial-center .hc-nav-note i {
  margin-right: 6px;
}
.tutorial-center .hc-main {
  min-width: 0;
  padding: 28px 32px 40px;
  scroll-margin-top: 16px;
}
.tutorial-center .hc-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
  color: var(--text-secondary);
}
.tutorial-center .hc-breadcrumb > i {
  font-size: 10px;
}
.tutorial-center .hc-breadcrumb a:hover {
  color: var(--primary);
}
.tutorial-center .hc-page-title {
  margin-bottom: 6px;
}
.tutorial-center .hc-page-description {
  color: var(--text-secondary);
}
.tutorial-center .hc-section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}
.tutorial-center .hc-section-heading > span {
  color: var(--text-secondary);
}
.tutorial-center .hc-start {
  margin: 24px 0;
  padding: 16px 20px;
  background: var(--borderL);
  border: 1px solid var(--border);
  border-radius: 4px;
}
.tutorial-center .hc-start-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 14px;
}
.tutorial-center .hc-start-links a {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 0 16px;
  border-left: 1px solid var(--border);
}
.tutorial-center .hc-start-links a:first-child {
  padding-left: 0;
  border: 0;
}
.tutorial-center .hc-start-links b {
  color: var(--primary);
  font-size: 14px;
  font-weight: 500;
}
.tutorial-center .hc-start-links strong,
.tutorial-center .hc-start-links small {
  display: block;
  font-size: 12px;
}
.tutorial-center .hc-start-links small {
  color: var(--text-secondary);
  font-weight: normal;
  margin-top: 3px;
}
.tutorial-center .hc-start-links i {
  margin-left: auto;
}
.tutorial-center .hc-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 200px;
  gap: 32px;
  margin-top: 24px;
}
.tutorial-center .hc-article-list {
  padding: 0;
  margin: 0;
  list-style: none;
}
.tutorial-center .hc-category-panels {
  margin: 20px 0 28px;
}
.tutorial-center .hc-category-panels-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}
.tutorial-center .hc-category-panels-heading > span {
  color: var(--text-secondary);
}
.tutorial-center .hc-category-panel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.tutorial-center .hc-category-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--fill-white);
}
.tutorial-center .hc-category-panel header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.tutorial-center .hc-category-panel h3 {
  min-width: 0;
  font-size: 14px;
}
.tutorial-center .hc-category-panel h3 a:hover,
.tutorial-center .hc-category-panel h3 a:focus-visible {
  color: var(--primary);
}
.tutorial-center .hc-category-panel header > .hc-category-panel-more {
  flex: 0 0 auto;
  color: var(--text-secondary);
}
.tutorial-center .hc-category-panel ul {
  flex: 1;
  min-height: 130px;
  margin: 8px 0;
  padding: 0;
  list-style: none;
}
.tutorial-center .hc-category-panel li {
  overflow: hidden;
  padding: 5px 0;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tutorial-center .hc-category-panel li a:hover,
.tutorial-center .hc-category-panel li a:focus-visible,
.tutorial-center .hc-category-panel-more:hover,
.tutorial-center .hc-category-panel-more:focus-visible {
  color: var(--primary);
}
.tutorial-center .hc-category-panel-more {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--text-secondary);
}
.tutorial-center .hc-all-articles-heading {
  margin-top: 28px;
}
.tutorial-center .hc-article-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}
.tutorial-center .hc-article-row > i:first-child {
  flex-shrink: 0;
  margin-top: 3px;
  font-size: 18px;
  color: var(--text-secondary);
}
.tutorial-center .hc-article-row > div {
  flex: 1;
  min-width: 0;
}
.tutorial-center .hc-article-row h3 {
  font-size: 14px;
  margin-bottom: 4px;
}
.tutorial-center .hc-article-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
  min-width: 0;
  margin-top: 10px;
  white-space: nowrap;
}
.tutorial-center .hc-article-footer .hc-meta {
  flex: 1 1 auto;
  flex-wrap: nowrap;
  min-width: 0;
  margin-top: 0;
  overflow: hidden;
}
.tutorial-center .hc-article-footer .hc-meta span,
.tutorial-center .hc-article-footer .hc-meta time {
  flex: 0 0 auto;
}
.tutorial-center .hc-article-keywords {
  display: flex;
  flex: 0 1 auto;
  flex-wrap: nowrap;
  justify-content: flex-end;
  min-width: 0;
  gap: 6px;
  margin-top: 0;
  overflow: hidden;
}
.tutorial-center .hc-article-keywords a {
  flex: 0 1 auto;
  max-width: 100%;
  padding: 2px 8px;
  overflow: hidden;
  color: var(--text-secondary);
  text-overflow: ellipsis;
  white-space: nowrap;
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 12px;
  line-height: 1.45;
}
.tutorial-center .hc-article-keywords a:hover,
.tutorial-center .hc-article-keywords a:focus-visible {
  color: var(--primary);
  border-color: var(--primary);
  background: var(--primary-light-bg1, var(--borderL));
}
.tutorial-center .hc-article-title-link:hover,
.tutorial-center .hc-article-title-link:focus-visible {
  color: var(--primary);
}
.tutorial-center .hc-article-row p {
  color: var(--text-regular);
}
.tutorial-center .hc-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  color: var(--text-secondary);
  margin-top: 8px;
}
.tutorial-center .hc-side-section {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.tutorial-center .hc-side-section h2 {
  margin-bottom: 12px;
}
.tutorial-center .hc-side-section a {
  display: flex;
  gap: 10px;
  padding: 8px 0;
  align-items: baseline;
}
.tutorial-center .hc-side-section a > span {
  color: var(--text-secondary);
}
.tutorial-center .hc-side-section p {
  color: var(--text-secondary);
  line-height: 1.9;
}
.tutorial-center .hc-keyword-summary-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}
.tutorial-center .hc-keyword-summary-tags a {
  display: inline-flex;
  gap: 5px;
  align-items: center;
  max-width: 100%;
  padding: 3px 7px;
  border: 1px solid var(--border);
  border-radius: 12px;
  line-height: 1.5;
}
.tutorial-center .hc-keyword-summary-tags a:hover,
.tutorial-center .hc-keyword-summary-tags a:focus-visible {
  border-color: var(--primary);
  color: var(--primary);
}
.tutorial-center .hc-keyword-summary-tags span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tutorial-center .hc-keyword-summary-tags small {
  color: var(--text-secondary);
  font-size: 11px;
}
.tutorial-center .hc-topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.tutorial-center .hc-topic-tags a {
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 4px;
}
.tutorial-center .hc-topic-tags .is-active {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light-bg1, var(--borderL));
}
.tutorial-center .hc-reset {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
}
.tutorial-center .hc-empty {
  padding: 56px 16px;
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: 4px;
}
.tutorial-center .hc-empty > i {
  display: block;
  margin-bottom: 12px;
  color: var(--text-secondary);
  font-size: 28px;
}
.tutorial-center .hc-empty p {
  margin: 8px 0 16px;
  color: var(--text-secondary);
}
.tutorial-center .hc-reading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 40px;
}
.tutorial-center .hc-document {
  min-width: 0;
}
.tutorial-center .hc-document-header {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.tutorial-center .hc-document-header .hc-page-title {
  font-size: 22px;
  line-height: 1.45;
}
.tutorial-center .hc-document-header .hc-page-description {
  margin-top: 8px;
}
.tutorial-center .hc-document-header .hc-meta {
  margin-top: 14px;
}
.tutorial-center .hc-keywords {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
}
.tutorial-center .hc-keywords-label {
  margin-right: 2px;
  color: var(--text-secondary);
}
.tutorial-center .hc-keyword {
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-regular);
  background: var(--borderL);
  line-height: 1.5;
}
.tutorial-center .hc-label {
  color: var(--primary);
  background: var(--primary-light-bg1, var(--borderL));
  padding: 2px 8px;
  border-radius: 3px;
}
.tutorial-center .hc-prerequisites {
  margin: 24px 0;
  padding: 16px 20px;
  border-left: 3px solid var(--primary);
  background: var(--borderL);
}
.tutorial-center .hc-prerequisites ul {
  margin: 8px 0 0;
  padding-left: 18px;
}
.tutorial-center .hc-document-section {
  margin: 28px 0;
  scroll-margin-top: 24px;
}
.tutorial-center .hc-document-section h2 {
  display: flex;
  gap: 10px;
  align-items: baseline;
  margin-bottom: 12px;
}
.tutorial-center .hc-step-number {
  color: var(--primary);
  font-size: 12px;
  font-weight: 500;
}
.tutorial-center .hc-document-section p,
.tutorial-center .hc-document-section li {
  line-height: 2;
}
.tutorial-center .hc-document-section ul {
  padding-left: 18px;
  margin: 10px 0;
}
.tutorial-center .hc-document-section li {
  margin-bottom: 6px;
}
.tutorial-center .hc-example {
  margin: 16px 0;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 4px;
}
.tutorial-center .hc-example table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}
.tutorial-center .hc-example caption {
  text-align: left;
  padding: 8px 12px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}
.tutorial-center .hc-example th {
  font-weight: 500;
  color: var(--text-primary);
  background: var(--borderL);
}
.tutorial-center .hc-example td,
.tutorial-center .hc-example th {
  padding: 10px 12px;
  vertical-align: top;
}
.tutorial-center .hc-example tr + tr td {
  border-top: 1px solid var(--border);
}
.tutorial-center .hc-note {
  margin-top: 14px;
}
.tutorial-center .hc-note .el-alert__title {
  font-size: 12px;
  line-height: 1.8;
}
.tutorial-center .hc-toc {
  align-self: start;
  position: sticky;
  top: 24px;
  border-left: 1px solid var(--border);
  padding-left: 20px;
  counter-reset: tutorial-toc;
}
.tutorial-center .hc-toc h2 {
  margin-bottom: 12px;
}
.tutorial-center .hc-toc a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 0;
  color: var(--text-secondary);
}
.tutorial-center .hc-toc a::before {
  content: counter(tutorial-toc, decimal-leading-zero);
  counter-increment: tutorial-toc;
  display: inline-flex;
  flex: 0 0 26px;
  height: 20px;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  color: var(--primary);
  background: var(--primary-light-bg1, var(--borderL));
  font-size: 11px;
  font-weight: 600;
  line-height: 1;
}
.tutorial-center .hc-toc a:hover,
.tutorial-center .hc-toc a.is-active {
  color: var(--primary);
}
.tutorial-center .hc-toc a.is-active {
  font-weight: 600;
}
.tutorial-center .hc-faq details {
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.tutorial-center .hc-faq summary {
  cursor: pointer;
  color: var(--text-primary);
}
.tutorial-center .hc-faq details p {
  margin: 10px 0 0;
  color: var(--text-regular);
}
.tutorial-center .hc-related {
  border-top: 1px solid var(--border);
  padding-top: 20px;
}
.tutorial-center .hc-related-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
}
.tutorial-center .hc-related a {
  color: var(--primary);
}
.tutorial-center .hc-document-end {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
}
.tutorial-center .hc-document-end a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
}
.tutorial-center .hc-document-end a:hover,
.tutorial-center .hc-document-end a:focus-visible {
  color: var(--primary);
}
.tutorial-center .hc-footer {
  display: flex;
  justify-content: center;
  gap: 12px;
  padding: 18px 24px;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
}
@media (max-width: 1250px) {
  .tutorial-center .hc-index {
    grid-template-columns: minmax(0, 1fr) 168px;
    gap: 24px;
  }
  .tutorial-center .hc-main {
    padding: 24px;
  }
  .tutorial-center .hc-reading {
    gap: 24px;
    grid-template-columns: minmax(0, 1fr) 220px;
  }
}
@media (max-width: 900px) {
  .tutorial-center .hc-header-inner {
    gap: 16px;
    padding: 0 16px;
  }
  .tutorial-center .hc-body {
    grid-template-columns: 267px minmax(0, 1fr);
  }
  .tutorial-center .hc-sidebar {
    padding: 20px 12px;
  }
  .tutorial-center .hc-index,
  .tutorial-center .hc-reading {
    grid-template-columns: minmax(0, 1fr);
  }
  .tutorial-center .hc-index-aside {
    display: none;
  }
  .tutorial-center .hc-category-panel-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .tutorial-center .hc-toc {
    position: static;
    grid-row: 1;
  }
  .tutorial-center .hc-start-links {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .tutorial-center .hc-start-links a {
    border: 0;
    padding: 0;
  }
}