.knowledge-page {
  --knowledge-ink: #0a0a0a;
  --knowledge-paper: #f5f5f2;
  --knowledge-line: #d2d2cd;
  --knowledge-muted: #5f5f5a;
  color: var(--knowledge-ink);
  background: #fff;
}

.knowledge-page *,
.knowledge-page *::before,
.knowledge-page *::after {
  box-sizing: border-box;
}

.knowledge-hero {
  position: relative;
  min-height: clamp(500px, 66vh, 680px);
  display: grid;
  align-items: end;
  overflow: hidden;
  background: #111;
  color: #fff;
}

.knowledge-hero-media,
.knowledge-hero-media::after {
  position: absolute;
  inset: 0;
}

.knowledge-hero-media::after {
  content: "";
  background: rgba(0, 0, 0, 0.58);
}

.knowledge-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.92;
}

.knowledge-hero-content {
  position: relative;
  z-index: 1;
  width: min(100%, 1280px);
  margin-inline: auto;
  padding: clamp(88px, 12vw, 160px) clamp(24px, 5vw, 72px) clamp(56px, 8vw, 96px);
}

.knowledge-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0 0 22px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.82rem;
}

.knowledge-breadcrumbs a {
  color: inherit;
  text-decoration: none;
}

.knowledge-breadcrumbs a:hover {
  color: #fff;
}

.knowledge-kicker {
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.knowledge-hero h1 {
  max-width: 950px;
  margin: 0;
  color: #fff;
  font-size: clamp(2.7rem, 6vw, 5.4rem);
  font-weight: 650;
  line-height: 0.96;
  letter-spacing: -0.04em;
}

.knowledge-hero-lede {
  max-width: 760px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(1.05rem, 1.5vw, 1.35rem);
  line-height: 1.55;
}

.knowledge-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.knowledge-hero .btn-outline-light {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
  background: transparent;
}

.knowledge-hero .btn-outline-light:hover {
  border-color: #fff;
  background: #fff;
  color: #0a0a0a;
}

.knowledge-intro {
  padding: clamp(56px, 8vw, 104px) 0;
  background: var(--knowledge-paper);
  border-bottom: 1px solid var(--knowledge-line);
}

.knowledge-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(36px, 8vw, 120px);
  align-items: start;
}

.knowledge-section-label {
  margin: 0;
  color: var(--knowledge-muted);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.knowledge-intro h2,
.knowledge-section-heading h2,
.knowledge-article-section h2,
.knowledge-cta h2 {
  margin: 0;
  color: var(--knowledge-ink);
  font-size: clamp(2rem, 4vw, 3.6rem);
  font-weight: 620;
  line-height: 1.03;
  letter-spacing: -0.035em;
}

.knowledge-intro-copy {
  max-width: 780px;
  margin: 0;
  color: #3e3e3a;
  font-size: clamp(1.05rem, 1.45vw, 1.3rem);
  line-height: 1.68;
}

.knowledge-guides {
  padding: clamp(56px, 8vw, 110px) 0;
}

.knowledge-section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 0.45fr);
  gap: 40px;
  align-items: end;
  margin-bottom: 42px;
}

.knowledge-section-heading p {
  margin: 0;
  color: var(--knowledge-muted);
  line-height: 1.65;
}

.knowledge-guide-list {
  border-top: 1px solid var(--knowledge-line);
}

.knowledge-guide-row {
  display: grid;
  grid-template-columns: minmax(230px, 0.72fr) minmax(0, 1fr) auto;
  gap: clamp(24px, 5vw, 76px);
  align-items: center;
  padding: 28px 0;
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--knowledge-line);
  transition: background-color 180ms ease, padding-inline 180ms ease;
}

.knowledge-guide-row:hover,
.knowledge-guide-row:focus-visible {
  padding-inline: 18px;
  background: var(--knowledge-paper);
}

.knowledge-guide-index {
  color: var(--knowledge-muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.knowledge-guide-title {
  display: block;
  margin-top: 8px;
  font-size: clamp(1.3rem, 2vw, 2rem);
  font-weight: 620;
  line-height: 1.14;
}

.knowledge-guide-summary {
  margin: 0;
  color: var(--knowledge-muted);
  line-height: 1.62;
}

.knowledge-row-arrow {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--knowledge-line);
  border-radius: 50%;
  font-size: 1.25rem;
  transition: transform 180ms ease, border-color 180ms ease;
}

.knowledge-guide-row:hover .knowledge-row-arrow,
.knowledge-guide-row:focus-visible .knowledge-row-arrow {
  transform: translateX(4px);
  border-color: var(--knowledge-ink);
}

.knowledge-paths {
  padding: clamp(56px, 8vw, 104px) 0;
  background: #0c0c0c;
  color: #fff;
}

.knowledge-paths .knowledge-section-label,
.knowledge-paths .knowledge-section-heading p {
  color: rgba(255, 255, 255, 0.65);
}

.knowledge-paths .knowledge-section-heading h2 {
  color: #fff;
}

.knowledge-path-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.knowledge-path {
  min-height: 260px;
  padding: 28px;
  color: #fff;
  text-decoration: none;
  border-inline-end: 1px solid rgba(255, 255, 255, 0.25);
}

.knowledge-path:last-child {
  border-inline-end: 0;
}

.knowledge-path span {
  display: block;
  margin-bottom: 70px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.knowledge-path strong {
  display: block;
  margin-bottom: 14px;
  font-size: 1.2rem;
  line-height: 1.25;
}

.knowledge-path p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.92rem;
  line-height: 1.55;
}

.knowledge-path:hover,
.knowledge-path:focus-visible {
  background: rgba(255, 255, 255, 0.08);
}

.knowledge-related {
  padding: clamp(56px, 8vw, 104px) 0;
}

.knowledge-link-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 40px;
  border-top: 1px solid var(--knowledge-line);
}

.knowledge-link-column {
  padding: 26px 30px 8px 0;
  border-inline-end: 1px solid var(--knowledge-line);
}

.knowledge-link-column + .knowledge-link-column {
  padding-inline-start: 30px;
}

.knowledge-link-column:last-child {
  border-inline-end: 0;
}

.knowledge-link-column h3 {
  margin: 0 0 18px;
  font-size: 1rem;
}

.knowledge-link-column a {
  display: block;
  padding: 10px 0;
  color: #3f3f3b;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.knowledge-link-column a:hover {
  color: #000;
}

.knowledge-article {
  padding: clamp(58px, 8vw, 104px) 0;
}

.knowledge-article-layout {
  display: grid;
  grid-template-columns: minmax(210px, 0.34fr) minmax(0, 1fr);
  gap: clamp(44px, 8vw, 112px);
  align-items: start;
}

.knowledge-toc {
  position: sticky;
  top: 110px;
  padding-top: 6px;
}

.knowledge-toc p {
  margin: 0 0 14px;
  color: var(--knowledge-muted);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.knowledge-toc a {
  display: block;
  padding: 9px 0;
  color: #4c4c48;
  font-size: 0.9rem;
  line-height: 1.35;
  text-decoration: none;
  border-bottom: 1px solid var(--knowledge-line);
}

.knowledge-toc a:hover,
.knowledge-toc a:focus-visible {
  color: #000;
  padding-inline-start: 6px;
}

.knowledge-article-body {
  min-width: 0;
  max-width: 850px;
}

.knowledge-article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-bottom: 44px;
  padding-bottom: 18px;
  color: var(--knowledge-muted);
  font-size: 0.82rem;
  border-bottom: 1px solid var(--knowledge-line);
}

.knowledge-article-section {
  padding: 18px 0 54px;
  scroll-margin-top: 120px;
}

.knowledge-article-section + .knowledge-article-section {
  border-top: 1px solid var(--knowledge-line);
}

.knowledge-article-section h2 {
  max-width: 720px;
  margin-bottom: 24px;
  font-size: clamp(1.8rem, 3.2vw, 3rem);
}

.knowledge-article-section h3 {
  margin: 30px 0 12px;
  font-size: 1.25rem;
  line-height: 1.3;
}

.knowledge-article-section p,
.knowledge-article-section li {
  color: #3f3f3b;
  font-size: 1.02rem;
  line-height: 1.75;
}

.knowledge-article-section p {
  margin: 0 0 18px;
}

.knowledge-article-section ul,
.knowledge-article-section ol {
  margin: 18px 0 24px;
  padding-inline-start: 24px;
}

.knowledge-article-section li + li {
  margin-top: 10px;
}

.knowledge-note {
  margin: 30px 0;
  padding: 24px 26px;
  background: var(--knowledge-paper);
  border-inline-start: 3px solid #111;
}

.knowledge-note strong {
  display: block;
  margin-bottom: 8px;
}

.knowledge-note p:last-child {
  margin-bottom: 0;
}

.knowledge-media {
  margin: 30px 0 42px;
  padding: 24px;
  background: var(--knowledge-paper);
  border: 1px solid var(--knowledge-line);
}

.knowledge-media img {
  display: block;
  width: 100%;
  max-height: 560px;
  object-fit: contain;
  object-position: center;
}

.knowledge-media figcaption {
  margin-top: 14px;
  color: var(--knowledge-muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.knowledge-table-wrap {
  width: 100%;
  max-width: 100%;
  margin: 28px 0;
  overflow-x: auto;
  border-top: 1px solid var(--knowledge-ink);
  border-bottom: 1px solid var(--knowledge-line);
}

.knowledge-table {
  width: 100%;
  min-width: 650px;
  border-collapse: collapse;
  text-align: start;
}

.knowledge-table th,
.knowledge-table td {
  padding: 16px 14px;
  text-align: start;
  vertical-align: top;
  border-bottom: 1px solid var(--knowledge-line);
}

.knowledge-table th {
  color: #242421;
  font-size: 0.77rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.knowledge-table td {
  color: #4b4b47;
  font-size: 0.92rem;
  line-height: 1.55;
}

.knowledge-checklist {
  counter-reset: checklist;
  margin: 28px 0;
  border-top: 1px solid var(--knowledge-line);
}

.knowledge-checklist li {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  list-style: none;
  border-bottom: 1px solid var(--knowledge-line);
}

.knowledge-checklist li::before {
  counter-increment: checklist;
  content: counter(checklist, decimal-leading-zero);
  color: var(--knowledge-muted);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.knowledge-faq details {
  border-top: 1px solid var(--knowledge-line);
}

.knowledge-faq details:last-child {
  border-bottom: 1px solid var(--knowledge-line);
}

.knowledge-faq summary {
  position: relative;
  padding: 22px 46px 22px 0;
  font-size: 1.03rem;
  font-weight: 620;
  line-height: 1.45;
  cursor: pointer;
  list-style: none;
}

.knowledge-faq summary::-webkit-details-marker {
  display: none;
}

.knowledge-faq summary::after {
  content: "+";
  position: absolute;
  inset-inline-end: 4px;
  top: 18px;
  font-size: 1.5rem;
  font-weight: 400;
}

.knowledge-faq details[open] summary::after {
  content: "\2212";
}

.knowledge-faq details p {
  max-width: 740px;
  margin: -4px 0 24px;
}

.knowledge-cta {
  padding: clamp(54px, 8vw, 92px) 0;
  background: #0a0a0a;
  color: #fff;
}

.knowledge-cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 40px;
  align-items: end;
}

.knowledge-cta h2 {
  max-width: 800px;
  color: #fff;
}

.knowledge-cta p {
  max-width: 700px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.65;
}

.knowledge-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

.knowledge-page :focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 4px;
}

@media (max-width: 980px) {
  .knowledge-intro-grid,
  .knowledge-section-heading,
  .knowledge-article-layout,
  .knowledge-cta-inner {
    grid-template-columns: 1fr;
  }

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

  .knowledge-path:nth-child(2) {
    border-inline-end: 0;
  }

  .knowledge-path:nth-child(-n + 2) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  }

  .knowledge-toc {
    position: static;
    columns: 2;
  }

  .knowledge-toc p {
    column-span: all;
  }

  .knowledge-cta-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .knowledge-hero {
    min-height: 570px;
  }

  .knowledge-hero h1 {
    font-size: clamp(2.55rem, 12vw, 4rem);
  }

  .knowledge-guide-row {
    grid-template-columns: 1fr auto;
    gap: 16px;
  }

  .knowledge-guide-summary {
    grid-column: 1 / -1;
  }

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

  .knowledge-path,
  .knowledge-path:nth-child(2),
  .knowledge-link-column {
    min-height: 0;
    border-inline-end: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  }

  .knowledge-path span {
    margin-bottom: 42px;
  }

  .knowledge-link-column,
  .knowledge-link-column + .knowledge-link-column {
    padding: 24px 0;
    border-bottom-color: var(--knowledge-line);
  }

  .knowledge-toc {
    columns: 1;
  }

  .knowledge-media {
    padding: 12px;
  }

  .knowledge-cta-actions,
  .knowledge-cta-actions .btn {
    width: 100%;
  }

  .knowledge-cta-actions .btn {
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .knowledge-guide-row,
  .knowledge-row-arrow,
  .knowledge-toc a {
    transition: none;
  }
}