.ai-topic-article-page {
  --ait-primary: #4f46e5;
  --ait-secondary: #2563eb;
  --ait-deep: #172554;
  --ait-text: #26314d;
  --ait-muted: #68738c;
  --ait-soft: #eef2ff;
  --ait-light: #f8fafc;
  --ait-border: #e4e8f2;
  padding: 0 0 80px;
  overflow: hidden;
  color: var(--ait-text);
  background: var(--ait-light);
}

.ai-topic-article-page,
.ai-topic-article-page * {
  box-sizing: border-box;
}

.ai-topic-header {
  position: relative;
  padding: 74px 0 68px;
  overflow: hidden;
  background:
    radial-gradient(circle at 86% 12%, rgba(99, 102, 241, 0.18), transparent 29%),
    linear-gradient(125deg, #ffffff 0%, #f4f6ff 48%, #e8eeff 100%);
}

.ai-topic-header::before {
  position: absolute;
  top: -175px;
  right: -90px;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(79, 70, 229, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 0 50px rgba(79, 70, 229, 0.035), 0 0 0 100px rgba(79, 70, 229, 0.02);
  content: "";
}

.ai-topic-header .container {
  position: relative;
  z-index: 1;
}

.ai-topic-eyebrow {
  margin-bottom: 14px;
  color: var(--ait-primary);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.ai-topic-article-page .page-content-title {
  max-width: 970px;
  margin: 0 0 27px;
  color: var(--ait-deep);
  font-size: clamp(38px, 4.2vw, 58px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.035em;
  text-align: left;
}

.ai-topic-article-page .page-content-timeline {
  align-items: center;
  max-width: 970px;
  margin: 0;
  padding-top: 22px;
  border-top: 1px solid rgba(79, 70, 229, 0.14);
}

.ai-topic-article-page .page-content-timeline-left,
.ai-topic-article-page .page-content-timeline-right {
  padding: 0;
}

.ai-topic-article-page .page-content-timeline-left p {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 0;
  color: var(--ait-muted);
  font-size: 14px;
}

.ai-topic-article-page .page-content-timeline-left a {
  padding: 6px 13px;
  border: 1px solid rgba(79, 70, 229, 0.2);
  border-radius: 999px;
  color: var(--ait-primary);
  font-weight: 700;
}

.ai-topic-article-page .page-content-timeline-left i {
  font-style: normal;
}

.ai-topic-article-page .page-content-timeline-right {
  justify-content: flex-end;
  gap: 11px;
}

.ai-topic-article-page .page-content-timeline-right > a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 8px 20px rgba(23, 37, 84, 0.08);
}

.ai-topic-article-page .page-content-timeline-right img {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

.ai-topic-article-page .qrcode_ewmimg {
  display: none;
}

.ai-topic-container {
  position: relative;
  z-index: 2;
  margin-top: -1px;
}

.ai-topic-content {
  max-width: 1060px;
  margin: 58px auto 48px;
  padding: 60px 72px;
  border: 1px solid var(--ait-border);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 24px 65px rgba(23, 37, 84, 0.08);
}

.ai-topic-content > .lead {
  margin-bottom: 36px !important;
  padding: 23px 25px;
  border-left: 5px solid var(--ait-primary);
  border-radius: 0 16px 16px 0;
  color: #424d69;
  background: linear-gradient(90deg, var(--ait-soft), #f8faff);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.9;
}

.ai-topic-content h2 {
  position: relative;
  margin-top: 56px !important;
  margin-bottom: 22px !important;
  padding-bottom: 13px;
  color: var(--ait-deep);
  font-size: 29px !important;
  font-weight: 850;
  line-height: 1.45;
}

.ai-topic-content h2::after {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 58px;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--ait-primary), #818cf8);
  content: "";
}

.ai-topic-content h3 {
  margin-top: 32px !important;
  margin-bottom: 12px !important;
  color: #28346a;
  font-size: 20px !important;
  font-weight: 800;
  line-height: 1.55;
}

.ai-topic-content p,
.ai-topic-content li {
  color: var(--ait-text);
  font-size: 16px;
  line-height: 1.95;
}

.ai-topic-content strong {
  color: var(--ait-deep);
}

.ai-topic-content .list-group {
  border-radius: 16px;
  box-shadow: 0 10px 28px rgba(23, 37, 84, 0.055);
}

.ai-topic-content .list-group-item {
  padding: 16px 19px;
  border-color: var(--ait-border);
  color: var(--ait-text);
  line-height: 1.8;
}

.ai-topic-content .list-group-item::before {
  margin-right: 9px;
  color: var(--ait-primary);
  font-family: FontAwesome;
  content: "\f058";
}

.ai-topic-content .table-responsive {
  overflow: hidden;
  border: 1px solid var(--ait-border);
  border-radius: 16px;
  box-shadow: 0 12px 30px rgba(23, 37, 84, 0.05);
}

.ai-topic-content .table {
  min-width: 690px;
  margin-bottom: 0 !important;
}

.ai-topic-content .table thead th {
  padding: 15px;
  border-color: rgba(255, 255, 255, 0.1);
  color: #fff;
  background: var(--ait-deep);
  font-size: 14px;
  font-weight: 800;
  vertical-align: middle;
}

.ai-topic-content .table tbody td {
  padding: 15px;
  border-color: var(--ait-border);
  color: var(--ait-text);
  font-size: 14px;
  line-height: 1.7;
  vertical-align: middle;
}

.ai-topic-highlight {
  margin: 30px 0;
  padding: 25px;
  border: 1px solid rgba(79, 70, 229, 0.14);
  border-radius: 18px;
  background: var(--ait-soft);
}

.ai-topic-highlight h3 {
  margin-top: 0 !important;
}

.ai-topic-highlight p:last-child {
  margin-bottom: 0;
}

.ai-topic-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 27px 0 35px;
  padding: 0;
  list-style: none;
  counter-reset: ait-flow;
}

.ai-topic-flow li {
  position: relative;
  padding: 52px 16px 20px;
  border: 1px solid var(--ait-border);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 10px 25px rgba(23, 37, 84, 0.055);
  font-size: 13px;
  line-height: 1.65;
  text-align: center;
  counter-increment: ait-flow;
}

.ai-topic-flow li::before {
  position: absolute;
  top: 14px;
  left: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 29px;
  height: 29px;
  border-radius: 50%;
  color: #fff;
  background: var(--ait-primary);
  font-size: 12px;
  font-weight: 800;
  content: counter(ait-flow, decimal-leading-zero);
  transform: translateX(-50%);
}

.ai-topic-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 30px 0;
}

.ai-topic-metric {
  padding: 25px 18px;
  border: 1px solid rgba(79, 70, 229, 0.14);
  border-radius: 18px;
  background: linear-gradient(145deg, #f8f7ff, #eef2ff);
  text-align: center;
}

.ai-topic-metric b {
  display: block;
  margin-bottom: 8px;
  color: var(--ait-primary);
  font-size: 34px;
  font-weight: 900;
  line-height: 1.1;
}

.ai-topic-metric span {
  color: var(--ait-muted);
  font-size: 13px;
}

.ai-topic-note {
  margin: 24px 0;
  padding: 16px 20px;
  border-radius: 13px;
  color: #78520f;
  background: #fff8e6;
  font-size: 14px !important;
}

.ai-topic-cta {
  margin: 55px 0 38px;
  padding: 46px 35px;
  border-radius: 24px;
  color: #fff;
  background:
    radial-gradient(circle at 90% 10%, rgba(255, 255, 255, 0.16), transparent 30%),
    linear-gradient(135deg, #172554, #4f46e5);
  text-align: center;
}

.ai-topic-cta h2 {
  margin-top: 0 !important;
  color: #fff;
}

.ai-topic-cta h2::after {
  left: 50%;
  background: #fff;
  transform: translateX(-50%);
}

.ai-topic-cta p {
  color: rgba(255, 255, 255, 0.78);
}

.ai-topic-cta .btn {
  min-width: 145px;
  margin: 5px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 800;
}

.ai-topic-related {
  margin-top: 45px;
  padding-top: 36px;
  border-top: 1px solid var(--ait-border);
}

.ai-topic-related > h2 {
  margin-top: 0 !important;
}

.ai-topic-related-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 22px;
  border: 1px solid var(--ait-border);
  border-radius: 16px;
  color: var(--ait-text);
  background: var(--ait-light);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.ai-topic-related-card:hover {
  color: var(--ait-text);
  transform: translateY(-4px);
  border-color: rgba(79, 70, 229, 0.25);
  box-shadow: 0 16px 32px rgba(23, 37, 84, 0.1);
}

.ai-topic-related-card strong {
  display: block;
  margin-bottom: 9px;
  color: var(--ait-deep);
  font-size: 16px;
  line-height: 1.55;
}

.ai-topic-related-card span {
  margin-top: auto;
  color: var(--ait-primary);
  font-size: 13px;
  font-weight: 800;
}

.ai-topic-navigation {
  max-width: 1060px;
  margin: 0 auto;
}

.ai-topic-article-page .page-content-detags {
  margin-bottom: 24px;
  padding: 20px 24px;
  border: 1px solid var(--ait-border);
  border-radius: 15px;
  background: #fff;
}

.ai-topic-article-page .page-content-detags p {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0;
}

.ai-topic-article-page .page-content-detags a {
  padding: 5px 10px;
  border-radius: 999px;
  color: var(--ait-primary);
  background: var(--ait-soft);
  font-size: 13px;
}

.ai-topic-article-page .next-prev {
  gap: 16px;
  margin: 0;
}

.ai-topic-article-page .next-prev-left,
.ai-topic-article-page .next-prev-right {
  padding: 0;
}

.ai-topic-article-page .next-prev a,
.ai-topic-article-page .next-prev p {
  display: flex;
  align-items: center;
  min-height: 72px;
  margin: 0;
  padding: 16px 20px;
  border: 1px solid var(--ait-border);
  border-radius: 15px;
  color: var(--ait-deep);
  background: #fff;
  line-height: 1.6;
}

@media (max-width: 991.98px) {
  .ai-topic-content {
    padding: 48px 42px;
  }

  .ai-topic-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 767.98px) {
  .ai-topic-article-page {
    padding-bottom: 58px;
  }

  .ai-topic-header {
    padding: 52px 0 48px;
  }

  .ai-topic-eyebrow {
    font-size: 10px;
    letter-spacing: 0.12em;
  }

  .ai-topic-article-page .page-content-title {
    font-size: 31px;
    line-height: 1.35;
  }

  .ai-topic-content {
    margin-top: 30px;
    padding: 32px 20px;
    border-radius: 20px;
  }

  .ai-topic-content > .lead {
    padding: 18px;
    font-size: 16px;
  }

  .ai-topic-content h2 {
    margin-top: 43px !important;
    font-size: 24px !important;
  }

  .ai-topic-content h3 {
    font-size: 18px !important;
  }

  .ai-topic-content p,
  .ai-topic-content li {
    font-size: 15px;
    line-height: 1.85;
  }

  .ai-topic-flow {
    grid-template-columns: 1fr;
  }

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

  .ai-topic-metric {
    padding: 20px 10px;
  }

  .ai-topic-metric b {
    font-size: 29px;
  }

  .ai-topic-cta {
    padding: 38px 18px;
  }

  .ai-topic-cta .btn {
    display: flex;
    width: 100%;
    margin: 8px 0;
    align-items: center;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-topic-article-page *,
  .ai-topic-article-page *::before,
  .ai-topic-article-page *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}