.knowledge-page {
  background:
    radial-gradient(circle at 90% 5%, rgba(var(--tp-primary-rgb), .09), transparent 20rem),
    var(--tp-bg);
}

.knowledge-shell,
.knowledge-article-shell {
  max-width: 980px;
  margin: 0 auto;
}

.knowledge-article-shell {
  max-width: 820px;
}

.knowledge-breadcrumb {
  margin-bottom: 2rem;
  font-size: .9rem;
}

.knowledge-breadcrumb a {
  color: var(--tp-primary);
}

.knowledge-header {
  margin-bottom: 2.5rem;
}

.knowledge-header h1 {
  max-width: 18ch;
  margin: .65rem 0 1rem;
  font-size: clamp(2.15rem, 6vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -.035em;
}

.knowledge-header h1:first-child {
  margin-top: 0;
}

.knowledge-header > p:not(.knowledge-meta) {
  max-width: 70ch;
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--tp-text-muted);
}

.knowledge-kicker {
  color: var(--tp-primary);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.knowledge-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin-top: 1.25rem;
  color: var(--tp-text-muted);
  font-size: .9rem;
}

.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.knowledge-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 280px;
  padding: 1.75rem;
  border: 1px solid var(--tp-border);
  border-radius: 1.25rem;
  background: var(--tp-surface);
  box-shadow: 0 12px 30px rgba(15, 23, 42, .07);
}

.knowledge-card-icon {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 1.25rem;
  border-radius: .8rem;
  color: var(--tp-on-primary-container);
  background: var(--tp-primary-container);
  font-size: 1.25rem;
}

.knowledge-card h2 {
  font-size: 1.25rem;
  font-weight: 800;
}

.knowledge-card h2 a {
  color: var(--tp-text);
  text-decoration: none;
}

.knowledge-card h2 a::after {
  position: absolute;
  inset: 0;
  content: "";
}

.knowledge-card h2 a:focus-visible,
.knowledge-related-link:focus-visible {
  outline: 3px solid var(--tp-primary);
  outline-offset: 4px;
}

.knowledge-card p {
  color: var(--tp-text-muted);
  line-height: 1.65;
}

.knowledge-card-link {
  margin-top: auto;
  color: var(--tp-primary);
  font-weight: 800;
}

.knowledge-card:focus-within,
.knowledge-card:hover {
  border-color: var(--tp-primary);
  transform: translateY(-2px);
}

.knowledge-followup {
  padding-top: 2.5rem;
}

.knowledge-followup h2 {
  margin-bottom: .5rem;
  font-size: 1.35rem;
  font-weight: 800;
}

.knowledge-followup p {
  margin-bottom: 0;
  color: var(--tp-text-muted);
}

.knowledge-followup a {
  color: var(--tp-primary);
  font-weight: 700;
}

.knowledge-body {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--tp-border);
  border-radius: 1.25rem;
  background: var(--tp-surface);
}

.knowledge-body section + section {
  padding-top: 2rem;
  margin-top: 2rem;
  border-top: 1px solid var(--tp-border);
}

.knowledge-body h2 {
  margin-bottom: 1rem;
  font-size: 1.45rem;
  font-weight: 800;
}

.knowledge-body p,
.knowledge-body li {
  line-height: 1.75;
}

.knowledge-body li + li {
  margin-top: .75rem;
}

.knowledge-note {
  display: flex;
  gap: .75rem;
  padding: 1rem;
  margin-top: 1.25rem;
  border-left: 4px solid var(--tp-secondary);
  border-radius: .5rem;
  color: var(--tp-on-secondary-container);
  background: var(--tp-secondary-container);
  line-height: 1.6;
}

.knowledge-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: clamp(1.5rem, 4vw, 2.25rem);
  margin: 2rem 0 3rem;
  border-radius: 1.25rem;
  color: var(--tp-on-primary-container);
  background: var(--tp-primary-container);
}

.knowledge-cta h2 {
  margin-bottom: .35rem;
  font-size: 1.35rem;
  font-weight: 800;
}

.knowledge-cta p {
  margin: 0;
}

.knowledge-cta .btn {
  flex: 0 0 auto;
}

.knowledge-related h2 {
  margin-bottom: 1rem;
  font-size: 1.35rem;
  font-weight: 800;
}

.knowledge-related-link {
  display: flex;
  align-items: center;
  gap: .75rem;
  height: 100%;
  padding: 1rem;
  border: 1px solid var(--tp-border);
  border-radius: .8rem;
  color: var(--tp-text);
  background: var(--tp-surface);
  font-weight: 700;
  text-decoration: none;
}

.knowledge-related-link i {
  color: var(--tp-primary);
  font-size: 1.2rem;
}

.knowledge-related-link:hover {
  border-color: var(--tp-primary);
  color: var(--tp-primary);
}

@media (max-width: 767.98px) {
  .knowledge-grid {
    grid-template-columns: 1fr;
  }

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

  .knowledge-cta {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .knowledge-card {
    transition: border-color var(--tp-motion-duration) ease, transform var(--tp-motion-duration) ease;
  }
}