.knowledge-main {
  padding: 128px 0 96px;
  background: #ffffff;
  color: #172033;
}

.knowledge-shell {
  width: min(1080px, calc(100% - 48px));
  margin: 0 auto;
}

.knowledge-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
  color: #6b7484;
  font-size: 14px;
  line-height: 1.6;
}

.knowledge-breadcrumb a {
  color: #187bb3;
  text-decoration: none;
}

.knowledge-hero {
  max-width: 860px;
  padding-bottom: 38px;
  border-bottom: 1px solid #e7edf4;
}

.knowledge-kicker {
  margin: 0 0 14px;
  color: #187bb3;
  font-size: 14px;
  font-weight: 700;
}

.knowledge-hero h1 {
  margin: 0;
  color: #101828;
  font-size: 42px;
  line-height: 1.28;
  letter-spacing: 0;
}

.knowledge-lead {
  margin: 22px 0 0;
  color: #526174;
  font-size: 18px;
  line-height: 1.85;
}

.knowledge-content {
  max-width: 820px;
  padding-top: 14px;
}

.knowledge-content h2 {
  margin: 46px 0 16px;
  color: #172033;
  font-size: 27px;
  line-height: 1.4;
  letter-spacing: 0;
}

.knowledge-content h3 {
  margin: 28px 0 10px;
  color: #202b3c;
  font-size: 20px;
  line-height: 1.5;
  letter-spacing: 0;
}

.knowledge-content p,
.knowledge-content li {
  color: #465569;
  font-size: 16px;
  line-height: 1.9;
}

.knowledge-content ul,
.knowledge-content ol {
  margin: 14px 0 0;
  padding-left: 24px;
}

.knowledge-flow {
  margin-top: 18px;
  padding: 20px 22px;
  border: 1px solid #dce8f2;
  border-left: 4px solid #2ea8e5;
  border-radius: 6px;
  background: #f7fafc;
}

.knowledge-flow p {
  margin: 0;
  color: #26364a;
  font-weight: 600;
}

.knowledge-related {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 52px;
  padding-top: 28px;
  border-top: 1px solid #e7edf4;
}

.knowledge-related a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid #cfdbe7;
  border-radius: 6px;
  color: #145f8a;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.knowledge-related a:hover,
.knowledge-related a:focus-visible {
  border-color: #2ea8e5;
  background: #f2f9fd;
}

.knowledge-disclaimer {
  margin-top: 28px;
  color: #758196;
  font-size: 13px;
  line-height: 1.8;
}

.knowledge-index-hero {
  max-width: 800px;
  margin-bottom: 46px;
}

.knowledge-index-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.knowledge-index-card {
  display: block;
  min-width: 0;
  padding: 24px;
  border: 1px solid #dce5ee;
  border-radius: 8px;
  background: #ffffff;
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.knowledge-index-card:hover,
.knowledge-index-card:focus-visible {
  border-color: #2ea8e5;
  box-shadow: 0 12px 30px rgba(24, 123, 179, 0.1);
  transform: translateY(-2px);
}

.knowledge-index-card small {
  display: block;
  margin-bottom: 8px;
  color: #187bb3;
  font-size: 13px;
  font-weight: 700;
}

.knowledge-index-card strong {
  display: block;
  color: #172033;
  font-size: 20px;
  line-height: 1.45;
}

.knowledge-index-card span {
  display: block;
  margin-top: 10px;
  color: #607086;
  font-size: 14px;
  line-height: 1.75;
}

@media (max-width: 760px) {
  .knowledge-main {
    padding: 104px 0 72px;
  }

  .knowledge-shell {
    width: min(100% - 32px, 1080px);
  }

  .knowledge-hero h1 {
    font-size: 31px;
    overflow-wrap: anywhere;
  }

  .knowledge-lead {
    font-size: 16px;
  }

  .knowledge-content h2 {
    font-size: 23px;
  }

  .knowledge-index-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .knowledge-index-card {
    transition: none;
  }
}