.knowledge-main {
  background: #fff;
}

.knowledge-hero,
.article-hero {
  color: #fff;
  background:
    radial-gradient(circle at 84% 16%, rgba(255, 216, 126, .2), transparent 28%),
    linear-gradient(120deg, var(--purple-950), var(--purple-800) 58%, var(--purple-400));
}

.knowledge-hero__grid {
  min-height: 480px;
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  align-items: center;
  gap: 64px;
  padding: 72px 0;
}

.knowledge-hero h1,
.article-hero h1 {
  font-size: clamp(2.5rem, 4.7vw, 4.8rem);
}

.knowledge-hero__lead,
.article-hero__lead {
  max-width: 780px;
  color: rgba(255, 255, 255, .86);
  font-size: 1.16rem;
}

.knowledge-hero__panel {
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 26px;
  background: rgba(255, 255, 255, .1);
  box-shadow: 0 28px 70px rgba(24, 0, 38, .24);
  backdrop-filter: blur(10px);
}

.knowledge-hero__panel > span {
  display: inline-block;
  margin-bottom: 14px;
  color: #ffd77e;
  font-size: .78rem;
  font-weight: 900;
  letter-spacing: .14em;
}

.knowledge-hero__panel h2 {
  font-size: clamp(1.6rem, 2.3vw, 2.35rem);
}

.knowledge-hero__panel p {
  color: rgba(255, 255, 255, .82);
}

.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.knowledge-grid--teaser {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.knowledge-grid--related {
  max-width: 900px;
}

.knowledge-card {
  display: flex;
  min-height: 330px;
  padding: 30px;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 10px 34px rgba(52, 0, 74, .06);
  transition: transform .2s ease, box-shadow .2s ease;
}

.knowledge-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.knowledge-card--featured {
  border-color: #e1cce6;
  background: linear-gradient(145deg, #f9f0fb, #fff9e9);
}

.knowledge-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-bottom: 18px;
  color: #6d147f;
  font-size: .78rem;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.knowledge-card h3 {
  margin-bottom: 14px;
  font-size: clamp(1.35rem, 2vw, 1.8rem);
}

.knowledge-card p {
  color: var(--muted);
}

.knowledge-card .text-link {
  margin-top: auto;
}

.knowledge-status {
  align-self: flex-start;
  margin-bottom: 14px;
  padding: 7px 10px;
  border-radius: 999px;
  color: #5d3c00;
  background: #fff1bd;
  font-size: .72rem;
  letter-spacing: .06em;
}

.knowledge-teaser__more {
  margin: 34px 0 0;
  text-align: center;
}

.knowledge-standards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: start;
  gap: 64px;
}

.knowledge-standards__list {
  padding: 28px 32px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
}

.knowledge-standards__list .check-list,
.article-key-points .check-list,
.article-section .check-list {
  margin: 0;
}

.knowledge-standards__list .check-list li::before,
.article-key-points .check-list li::before,
.article-section .check-list li::before {
  color: var(--purple-600);
}

.article-hero__inner {
  padding: 64px 0 58px;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, .75);
  font-size: .9rem;
}

.breadcrumbs a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 30px;
  color: rgba(255, 255, 255, .76);
  font-size: .88rem;
}

.article-meta a {
  color: #ffd77e;
  font-weight: 800;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 760px) minmax(260px, 1fr);
  align-items: start;
  gap: 64px;
  padding-top: 70px;
  padding-bottom: 86px;
}

.article-content {
  min-width: 0;
}

.knowledge-status-box,
.article-key-points,
.article-sources {
  margin-bottom: 42px;
  padding: 28px 30px;
  border-radius: 20px;
}

.knowledge-status-box {
  border: 1px solid #efd98e;
  background: #fff8df;
}

.knowledge-status-box strong {
  color: #6b4700;
  font-size: .8rem;
  letter-spacing: .1em;
}

.knowledge-status-box p {
  margin-bottom: 0;
}

.article-key-points {
  border-left: 5px solid var(--gold);
  background: #faf5fc;
}

.article-section {
  margin-bottom: 46px;
}

.article-section h2,
.article-sources h2 {
  font-size: clamp(1.65rem, 2.7vw, 2.35rem);
}

.article-section p,
.article-sources p {
  color: #4f4955;
  font-size: 1.04rem;
}

.article-section .check-list {
  margin-top: 22px;
  padding: 22px 24px;
  border-radius: 16px;
  background: var(--bg);
}

.article-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
}

.article-table-wrap table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  background: #fff;
}

.article-table-wrap th,
.article-table-wrap td {
  padding: 15px 17px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.article-table-wrap th {
  color: #fff;
  background: var(--purple-800);
  font-size: .86rem;
}

.article-table-wrap tbody tr:last-child td {
  border-bottom: 0;
}

.article-sources {
  border: 1px solid var(--line);
  background: var(--bg);
}

.article-sources ul {
  display: grid;
  gap: 12px;
  padding-left: 20px;
}

.article-sources a {
  color: #68127c;
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-disclaimer {
  margin: 26px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: .9rem !important;
}

.article-sidebar {
  position: sticky;
  top: 118px;
}

.article-sidebar__box {
  padding: 28px;
  border-radius: 22px;
  color: #fff;
  background: linear-gradient(145deg, var(--purple-900), var(--purple-600));
  box-shadow: var(--shadow);
}

.article-sidebar__box > strong {
  display: block;
  font-size: 1.35rem;
  line-height: 1.25;
}

.article-sidebar__box p {
  color: rgba(255, 255, 255, .82);
}

@media (max-width: 1120px) {
  .knowledge-grid--teaser {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .knowledge-grid--teaser .knowledge-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 900px) {
  .knowledge-hero__grid,
  .knowledge-standards,
  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    position: static;
  }

  .article-sidebar__box {
    max-width: 620px;
  }
}

@media (max-width: 680px) {
  .knowledge-hero__grid,
  .article-hero__inner {
    min-height: auto;
    padding: 54px 0;
  }

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

  .knowledge-grid--teaser .knowledge-card:last-child {
    grid-column: auto;
  }

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

  .article-layout {
    gap: 38px;
    padding-top: 48px;
    padding-bottom: 62px;
  }

  .knowledge-status-box,
  .article-key-points,
  .article-sources {
    padding: 22px;
  }
}

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