:root {
  --brand: #09ba07;
  --brand-hover: #30c728;
  --brand-active: #009402;
  --brand-dark: #09ba07;
  --brand-light: #f6fff6;
  --brand-border: rgba(9, 186, 7, 0.2);
  --brand-soft: #e6f8e6;
  --ink: rgba(0, 0, 0, 0.85);
  --muted: rgba(0, 0, 0, 0.6);
  --weak: rgba(0, 0, 0, 0.45);
  --line: #eeeeee;
  --page: #fff;
  --qjl-primary: #09ba07;
  --qjl-text: #353535;
  --qjl-muted: rgba(0, 0, 0, 0.6);
  --qjl-line: #eeeeee;
  --qjl-header-height: 64px;
  font-family: -apple-system, "system-ui", "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding-top: var(--qjl-header-height);
  color: var(--ink);
  background: var(--page);
  font-size: 14px;
  line-height: 22px;
  font-weight: 400;
}

a {
  color: inherit;
  text-decoration: none;
}

.qjl-page-header,
.qjl-page-header * {
  box-sizing: border-box;
}

.qjl-page-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 20;
  min-width: 800px;
  height: var(--qjl-header-height);
  border-bottom: 1px solid var(--qjl-line);
  background: #fff;
}

.qjl-header-content {
  width: 1280px;
  height: var(--qjl-header-height);
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
}

.qjl-brand {
  min-width: 0;
  margin-right: 24px;
  display: inline-flex;
  align-items: center;
  flex: 1 1 0;
  color: var(--qjl-text);
  text-decoration: none;
}

.qjl-logo-svg {
  width: 36px;
  height: 36px;
  margin-right: 4px;
  color: #95c33c;
  fill: currentColor;
  flex: 0 0 auto;
}

.qjl-brand-name {
  font-size: 20px;
  line-height: 28px;
  font-weight: 400;
  white-space: nowrap;
}

.qjl-nav {
  display: flex;
  align-items: center;
  color: var(--qjl-muted);
  font-size: 16px;
  line-height: 24px;
  white-space: nowrap;
}

.qjl-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-left: 24px;
  height: var(--qjl-header-height);
  color: inherit;
  text-decoration: none;
}

.qjl-nav a:hover,
.qjl-nav a.active {
  color: var(--qjl-primary);
}

.qjl-nav a.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 14px;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--qjl-primary);
  transform: translateX(-50%);
}

.qjl-experience {
  position: relative;
  margin-left: 24px;
  flex: 0 0 auto;
}

.qjl-experience-button {
  min-width: 104px;
  height: 32px;
  padding: 0 16px;
  border: 0;
  border-radius: 16px;
  color: #fff;
  background: var(--qjl-primary);
  font-size: 14px;
  line-height: 32px;
  cursor: default;
}

.qjl-experience-popover {
  display: none;
  position: absolute;
  right: 0;
  bottom: -4px;
  padding: 8px 10px;
  background: #fff;
  border-radius: 8px;
  color: rgba(0, 0, 0, 0.8);
  box-shadow: 0 2px 22px 0 rgba(0, 0, 0, 0.2);
  transform: translateY(100%);
}

.qjl-experience:hover .qjl-experience-popover {
  display: block;
}

.qjl-experience-popover img {
  width: 109px;
  height: 109px;
  display: block;
}

.qjl-experience-text {
  margin-top: 8px;
  padding-top: 4px;
  border-top: 1px solid rgba(0, 0, 0, 0.15);
  font-size: 14px;
  line-height: 22px;
  text-align: center;
  white-space: nowrap;
}

.academy {
  min-height: calc(100vh - var(--qjl-header-height));
  padding: 48px 0 0;
  background: #fff;
}

.academy-inner {
  width: min(1240px, 100%);
  margin: 0 auto;
  padding: 0 40px;
}

.page-head {
  margin-bottom: 28px;
}

.page-title {
  margin: 0 0 8px;
  color: #414141;
  font-size: 48px;
  line-height: 75px;
  font-weight: 600;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.slogan {
  max-width: none;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 24px;
  font-weight: 400;
  line-height: 38px;
  letter-spacing: 0;
}

.slogan strong {
  color: var(--brand);
  font-weight: 700;
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 24px;
  border-bottom: 1px solid var(--line);
}

.category-tab {
  position: relative;
  min-height: 40px;
  padding: 0 0 12px;
  border: 0;
  border-radius: 0;
  color: rgba(0, 0, 0, 0.62);
  background: #fff;
  font: inherit;
  font-size: 14px;
  line-height: 22px;
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.category-tab:hover,
.category-tab.active {
  color: var(--brand);
}

.category-tab.active {
  font-weight: 500;
}

.category-tab.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  border-radius: 999px;
  background: var(--brand);
}

.featured-section {
  margin-bottom: 40px;
}

.section-title {
  margin: 0 0 16px;
  color: #414141;
  font-size: 24px;
  line-height: 34px;
  font-weight: 500;
  letter-spacing: 0;
}

.featured-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 28px;
  padding: 24px 28px;
  border: 1px solid var(--brand-border);
  border-radius: 12px;
  background: var(--brand-light);
  box-shadow: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.featured-card:hover {
  border-color: var(--brand-hover);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.featured-main {
  min-width: 0;
}

.featured-kicker {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--brand);
  font-size: 14px;
  line-height: 22px;
  font-weight: 500;
}

.featured-card h2 {
  margin: 0;
  color: #333;
  font-size: 28px;
  line-height: 40px;
  font-weight: 600;
  letter-spacing: 0;
}

.featured-desc {
  max-width: 700px;
  margin: 12px 0 0;
  color: rgba(0, 0, 0, 0.62);
  font-size: 16px;
  line-height: 28px;
  font-weight: 400;
}

.featured-side {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  padding-left: 24px;
  border-left: 1px solid #edf2ed;
}

.featured-points {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: rgba(0, 0, 0, 0.68);
  font-size: 15px;
  line-height: 24px;
}

.featured-points li::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin: 0 8px 2px 0;
  border-radius: 50%;
  background: var(--brand);
}

.featured-link {
  color: var(--brand);
  font-size: 16px;
  line-height: 25px;
  font-weight: 500;
}

.latest-section {
  margin-top: 0;
}

.latest-head {
  margin-bottom: 16px;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.article-card {
  min-height: 172px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.article-card:hover {
  border-color: var(--brand-hover);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.article-card > div:first-child {
  display: grid;
  gap: 12px;
}

.article-card h3 {
  margin-bottom: 0;
  color: #333333;
  font-size: 20px;
  line-height: 29px;
  font-weight: 500;
  letter-spacing: 0;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
  color: rgba(9, 186, 7, 0.72);
  font-size: 14px;
  line-height: 22px;
  font-weight: 400;
}

.card-meta span:last-child {
  color: rgba(9, 186, 7, 0.72);
}

.label {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 0;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 13px;
  line-height: 20px;
  font-weight: 400;
}

.label-beginner {
  color: #09ba07;
  background: #e6f8e6;
  border-color: #d7f2d7;
}

.label-experience {
  color: #1677d2;
  background: #eaf4ff;
  border-color: #d6eaff;
}

.label-practice {
  color: #d46b08;
  background: #fff3e0;
  border-color: #ffe2b7;
}

.label-platform {
  color: #6f4fd8;
  background: #f1edff;
  border-color: #e4dcff;
}

.label-choice {
  color: #008a7a;
  background: #e4f7f4;
  border-color: #c9eee8;
}

.label-compare {
  color: #c43d67;
  background: #fff0f4;
  border-color: #ffd6e1;
}

.is-hidden {
  display: none !important;
}

.article-page {
  padding: 60px 0 120px;
  background: #fff;
}

.article-shell {
  width: min(1280px, 100%);
  margin: 0 auto;
  padding: 0 40px;
}

.article-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 14px;
  line-height: 22px;
}

.article-breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

.article-breadcrumb a:hover {
  color: var(--brand);
  text-decoration: underline;
}

.back-link {
  display: inline-flex;
  align-items: center;
  margin-bottom: 32px;
  color: var(--brand-dark);
  font-size: 14px;
  line-height: 22px;
  font-weight: 400;
}

.article-page .article-card {
  display: flow-root;
  width: 100%;
  min-height: 0;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: #fff;
  box-shadow: none;
}

.article-page .article-card:hover {
  border-color: transparent;
  box-shadow: none;
}

.article-page .label {
  margin-bottom: 16px;
  padding: 4px 10px;
  font-size: 13px;
  line-height: 22px;
  font-weight: 500;
}

.article-page h1 {
  margin-bottom: 16px;
  color: #414141;
  font-size: 32px;
  line-height: 48px;
  font-weight: 600;
  letter-spacing: 0;
  text-wrap: balance;
}

.lead {
  max-width: none;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: 16px;
  line-height: 28px;
  font-weight: 400;
  text-wrap: pretty;
}

.article-body {
  max-width: none;
  color: rgba(0, 0, 0, 0.72);
  font-size: 16px;
  line-height: 30px;
  font-weight: 400;
  text-wrap: pretty;
}

.article-body > * {
  margin-top: 0;
  margin-bottom: 0;
}

.article-body h2 {
  margin: 40px 0 0;
  color: #414141;
  font-size: 24px;
  line-height: 34px;
  font-weight: 600;
  letter-spacing: 0;
}

.article-body h2 + p,
.article-body h2 + ul,
.article-body h2 + ol,
.article-body h2 + table,
.article-body h3 + p,
.article-body h3 + ul,
.article-body h3 + ol,
.article-body h3 + table {
  margin-top: 14px;
}

.article-body h3 {
  margin: 28px 0 0;
  color: #414141;
  font-size: 20px;
  line-height: 30px;
  font-weight: 600;
}

.article-body p + p,
.article-body p + ul,
.article-body p + ol,
.article-body p + table,
.article-body ul + p,
.article-body ol + p,
.article-body table + p,
.article-body .notice + p {
  margin-top: 14px;
}

.article-body ul,
.article-body ol {
  padding-left: 24px;
}

.article-body .wechat-doc-list {
  margin: 8px 0 0;
  padding-left: 24px;
  list-style: disc;
}

.article-body .wechat-doc-list li {
  margin: 8px 0;
  color: rgba(0, 0, 0, 0.72);
  font-size: 16px;
  line-height: 30px;
  font-weight: 400;
}

.article-body li + li {
  margin-top: 8px;
}

.article-body strong {
  color: rgba(0, 0, 0, 0.82);
}

.article-page .document-article {
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
}

.article-page .document-article h1 {
  margin-bottom: 12px;
  color: #1f1f1f;
  font-size: 26px;
  line-height: 40px;
  font-weight: 600;
  text-wrap: wrap;
}

.document-article .article-body {
  color: #2b2b2b;
  font-size: 16px;
  line-height: 28px;
  text-wrap: wrap;
}

.document-article .article-body h2 {
  margin-top: 26px;
  color: #1f1f1f;
  font-size: 22px;
  line-height: 34px;
  font-weight: 600;
}

.document-article .article-body h3 {
  margin-top: 20px;
  color: #1f1f1f;
  font-size: 18px;
  line-height: 30px;
  font-weight: 600;
}

.document-article .article-body h2 + p,
.document-article .article-body h2 + ul,
.document-article .article-body h3 + p,
.document-article .article-body h3 + ul,
.document-article .article-body p + p,
.document-article .article-body p + ul,
.document-article .article-body ul + p {
  margin-top: 6px;
}

.document-article .article-body p.wechat-doc-line,
.document-article .article-body p.wechat-doc-line + p.wechat-doc-line {
  margin-top: 0;
  margin-bottom: 0;
}

.document-article .article-body .wechat-doc-list {
  margin-top: 4px;
  padding-left: 24px;
}

.document-article .article-body ul,
.document-article .article-body ol {
  margin-top: 4px;
  margin-bottom: 0;
  padding-left: 24px;
}

.document-article .article-body ul {
  list-style: disc;
}

.document-article .article-body ol {
  list-style: decimal;
}

.document-article .article-body ol.wechat-doc-ordered-list {
  list-style: none;
  counter-reset: wechat-doc-list-item;
}

.document-article .article-body ol.wechat-doc-ordered-list > li {
  counter-increment: wechat-doc-list-item;
  position: relative;
  padding-left: 26px;
}

.document-article .article-body ol.wechat-doc-ordered-list > li::before {
  content: "(" counter(wechat-doc-list-item) ")";
  position: absolute;
  left: 0;
}

.document-article .article-body ul li,
.document-article .article-body ol li {
  margin: 0;
  color: #2b2b2b;
  font-size: 16px;
  line-height: 28px;
}

.document-article .article-body .wechat-doc-list li {
  margin: 0;
  color: #2b2b2b;
  font-size: 16px;
  line-height: 28px;
}

.document-article .article-body .wechat-doc-list li::marker {
  color: #1f1f1f;
  font-size: 0.88em;
}

.document-article .article-body .wechat-doc-list-single {
  margin-bottom: 0;
}

.document-article + .related-articles,
.document-article ~ .article-next-links,
.document-article ~ .cta-back-home {
  max-width: 704px;
  margin-right: auto;
  margin-left: auto;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid #e7eee8;
  border-radius: 8px;
  font-size: 15px;
}

.article-body th,
.article-body td {
  padding: 12px 14px;
  border-bottom: 1px solid #e7eee8;
  text-align: left;
  vertical-align: top;
}

.article-body th {
  color: var(--brand-dark);
  background: #f1fbf1;
  font-weight: 600;
}

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

.notice {
  margin-top: 34px;
  padding: 22px 24px;
  border: 1px solid #ffe0c8;
  border-radius: 8px;
  background: #fff8f2;
}

.notice h2 {
  margin-top: 0;
  color: #d46b08;
}

.related-articles,
.article-next-links {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.related-articles .related-title,
.article-next-links .related-title {
  margin-bottom: 12px;
  color: #414141;
  font-size: 16px;
  font-weight: 600;
}

.related-articles ul,
.article-next-links ul {
  display: grid;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.related-articles a,
.article-next-links a,
.cta-back-home a {
  color: var(--brand);
  font-size: 15px;
  text-decoration: none;
}

.related-articles a:hover,
.article-next-links a:hover,
.cta-back-home a:hover {
  text-decoration: underline;
}

.cta-back-home {
  margin-top: 24px;
}

.static-cta {
  text-align: center;
  padding: 40px 0 80px;
  background: #fff;
}

.static-cta a {
  display: inline-block;
  margin: 0 8px;
  padding: 12px 32px;
  border: 1px solid var(--brand);
  border-radius: 8px;
  color: var(--brand);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}

.static-cta a:hover {
  background: var(--brand);
  color: #fff;
}

@media (max-width: 1320px) {
  .qjl-header-content {
    width: 100%;
  }
}

@media (max-width: 980px) {
  :root {
    --qjl-header-height: 58px;
  }

  .qjl-page-header,
  .qjl-header-content {
    height: var(--qjl-header-height);
  }

  .qjl-header-content {
    padding: 0 20px;
  }

  .qjl-brand {
    min-width: 112px;
    margin-right: 16px;
  }

  .qjl-logo-svg {
    width: 30px;
    height: 30px;
  }

  .qjl-brand-name {
    font-size: 17px;
  }

  .qjl-nav {
    font-size: 13px;
  }

  .qjl-nav a {
    margin-left: 12px;
  }

  .qjl-experience {
    margin-left: 12px;
  }

  .qjl-experience-button {
    min-width: 88px;
    height: 30px;
    padding: 0 12px;
    font-size: 12px;
    line-height: 30px;
  }

  .academy {
    padding: 36px 0 0;
  }

  .academy-inner {
    width: min(100%, 860px);
    padding: 0 24px;
  }

  .page-title {
    font-size: 36px;
    line-height: 48px;
  }

  .slogan {
    font-size: 20px;
    line-height: 32px;
  }

  .featured-card {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 24px;
  }

  .featured-side {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid #edf2ed;
    padding-top: 18px;
  }

  .featured-card h2 {
    font-size: 26px;
    line-height: 38px;
  }

  .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .article-page {
    padding: 44px 0 88px;
  }

  .article-shell {
    padding: 0 24px;
  }

  .article-page h1 {
    font-size: 30px;
    line-height: 42px;
  }
}

@media (max-width: 560px) {
  .qjl-page-header {
    min-width: 0;
  }

  .qjl-nav,
  .qjl-experience {
    display: none;
  }

  .qjl-brand {
    flex: 0 0 auto;
    margin-right: 0;
  }

  .academy-inner,
  .article-shell {
    padding: 0 20px;
  }

  .page-head {
    margin-bottom: 24px;
  }

  .page-title {
    font-size: 32px;
    line-height: 44px;
  }

  .category-tabs {
    gap: 20px;
    margin-top: 20px;
  }

  .category-tab {
    min-height: 36px;
    padding-bottom: 10px;
  }

  .featured-section {
    margin-bottom: 32px;
  }

  .featured-card {
    padding: 20px;
  }

  .featured-card h2 {
    font-size: 24px;
    line-height: 34px;
  }

  .article-grid {
    grid-template-columns: 1fr;
  }

  .article-card {
    min-height: 0;
  }

  .article-page .document-article h1 {
    font-size: 24px;
    line-height: 36px;
  }

  .document-article .article-body h2 {
    font-size: 20px;
    line-height: 32px;
  }

  .static-cta a {
    margin: 8px;
  }
}