:root {
  --series-gpt: #2f6f9f;
  --series-claude: #a9573d;
  --series-gemini: #6754b8;
  --series-llama: #18799a;
  --series-deepseek: #465fb5;
  --series-qwen: #8a47a8;
  --series-grok: #5a6475;
  --series-cursor: #526875;
  --series-doubao: #3269b2;
  --series-kimi: #59677a;
  --series-minimax: #ae416f;
  --series-chatglm: #277d70;
  --series-hunyuan: #9a6328;
  --series-neutral: #66758a;
  --knowledge-warning: #a35d00;
  --knowledge-warning-source: #f59e0b;
}

body[data-page="knowledge"] {
  min-height: 100vh;
}

body.is-knowledge-section-sheet-open {
  overflow: hidden;
}

.knowledge-main {
  width: calc(100% - var(--product-content-start));
  min-height: 100vh;
  margin-left: var(--product-content-start);
  padding: 28px clamp(24px, 2.5vw, 40px) 72px;
}

.knowledge-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.48fr);
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  padding: 4px 0 16px;
}

.knowledge-eyebrow,
.knowledge-card__eyebrow {
  margin: 0 0 10px;
  color: var(--product-primary);
  font-family: var(--product-mono);
  font-size: 12px;
  font-weight: 780;
  letter-spacing: 0.09em;
}

.knowledge-hero h1 {
  max-width: 760px;
  margin: 0;
  color: var(--product-text);
  font-size: clamp(32px, 3.2vw, 40px);
  font-weight: 790;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.knowledge-hero__copy > p:not(.knowledge-updated) {
  max-width: 720px;
  margin: 10px 0 0;
  color: var(--product-text-secondary);
  font-size: 16px;
  line-height: 1.55;
}

.knowledge-updated {
  flex: 0 0 auto;
  margin: 9px 0 0;
  color: var(--product-text-secondary);
  font-size: 12px;
}

.knowledge-hero__signal {
  min-width: 0;
  padding: 6px 0;
}

.knowledge-hero__signal ol {
  position: relative;
  display: grid;
  margin: 0;
  padding: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
  gap: 8px;
}

.knowledge-hero__signal ol::before {
  position: absolute;
  top: 8px;
  right: 11%;
  left: 11%;
  height: 1px;
  background: color-mix(in srgb, var(--product-primary) 42%, var(--product-border));
  content: "";
}

.knowledge-hero__signal li {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 7px;
}

.knowledge-hero__signal i {
  display: block;
  width: 16px;
  height: 16px;
  border: 4px solid var(--product-bg);
  border-radius: 50%;
  background: var(--product-primary);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--product-primary) 36%, var(--product-border));
}

.knowledge-hero__signal strong {
  color: var(--product-text-secondary);
  font-size: 12px;
  font-weight: 700;
}

.knowledge-section-nav {
  position: sticky;
  z-index: 40;
  top: 0;
  padding: 10px 0;
  background: color-mix(in srgb, var(--product-bg) 88%, transparent);
  backdrop-filter: blur(14px);
}

.knowledge-section-nav__track {
  display: flex;
  overflow-x: auto;
  padding: 5px;
  border: 1px solid var(--product-border);
  border-radius: 15px;
  background: var(--product-surface);
  box-shadow: 0 8px 24px rgba(37, 52, 78, 0.05);
  gap: 4px;
  scrollbar-width: thin;
}

.knowledge-section-mobile-trigger,
.knowledge-section-sheet,
.knowledge-section-sheet__scrim {
  display: none;
}

.knowledge-section-nav a {
  display: inline-flex;
  min-width: max-content;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border-radius: 10px;
  color: var(--product-text-secondary);
  font-size: 14px;
  font-weight: 680;
  text-decoration: none;
}

.knowledge-section-nav a:hover,
.knowledge-section-nav a:focus-visible {
  background: var(--product-surface-alt);
  color: var(--product-text);
}

.knowledge-section-nav a[aria-current="page"] {
  background: var(--product-primary);
  color: #fff;
}

.knowledge-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  padding: 18px 0 4px;
  gap: 12px;
}

.knowledge-field {
  display: grid;
  min-width: 180px;
  gap: 7px;
}

.knowledge-field--grow {
  flex: 1 1 320px;
}

.knowledge-field span,
.knowledge-field legend {
  color: var(--product-text-secondary);
  font-size: 12px;
  font-weight: 700;
}

.knowledge-field input,
.knowledge-field select {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--product-border);
  border-radius: 11px;
  background: var(--product-surface);
  color: var(--product-text);
}

.knowledge-filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.knowledge-filter-group button,
.knowledge-action,
.knowledge-state button {
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--product-border);
  border-radius: 11px;
  background: var(--product-surface);
  color: var(--product-text-secondary);
  cursor: pointer;
  font-weight: 680;
}

.knowledge-filter-group button[aria-pressed="true"],
.knowledge-action--primary {
  border-color: var(--product-primary);
  background: var(--product-primary);
  color: #fff;
}

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

.knowledge-section-heading {
  display: grid;
  max-width: 860px;
  margin-bottom: 24px;
  gap: 10px;
}

.knowledge-section-heading h2 {
  margin: 0;
  color: var(--product-text);
  font-size: clamp(27px, 3vw, 40px);
  letter-spacing: -0.035em;
}

.knowledge-section-heading p {
  margin: 0;
  color: var(--product-text-secondary);
  font-size: 16px;
  line-height: 1.7;
}

.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
}

.knowledge-overview-stats {
  display: grid;
  margin-bottom: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--product-border);
  border-radius: 20px;
  background: var(--product-surface);
  box-shadow: 0 10px 28px rgba(37, 52, 78, 0.04);
}

.knowledge-overview-stats article {
  position: relative;
  min-width: 0;
  padding: 18px 22px;
}

.knowledge-overview-stats article + article {
  border-left: 1px solid var(--product-border);
}

.knowledge-overview-stats p {
  max-width: 46ch;
  margin-bottom: 0;
  color: var(--product-text-secondary);
  font-size: 14px;
  line-height: 1.5;
}

.knowledge-overview-stats .knowledge-card__eyebrow {
  margin-bottom: 5px;
}

.knowledge-overview-stats .knowledge-metric {
  margin: 0;
  color: var(--product-primary);
  font-size: clamp(28px, 2.6vw, 36px);
  font-weight: 820;
  line-height: 1.08;
}

.knowledge-tool-grid {
  gap: 14px;
}

.knowledge-tool-card {
  display: grid;
  min-height: 172px;
  overflow: hidden;
  grid-template-columns: minmax(96px, 0.42fr) minmax(0, 1.58fr);
  padding: 0;
}

.knowledge-tool-card__visual {
  position: relative;
  display: grid;
  min-height: 170px;
  overflow: hidden;
  place-items: center;
  border-right: 1px solid color-mix(in srgb, var(--product-primary) 16%, var(--product-border));
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--product-primary-soft) 78%, var(--product-surface)), var(--product-surface-alt));
}

.knowledge-tool-card__visual::before,
.knowledge-tool-card__visual::after {
  position: absolute;
  width: 84px;
  height: 84px;
  border: 1px solid color-mix(in srgb, var(--product-primary) 14%, transparent);
  border-radius: 50%;
  content: "";
}

.knowledge-tool-card__visual::before {
  top: -42px;
  left: -30px;
}

.knowledge-tool-card__visual::after {
  right: -38px;
  bottom: -44px;
}

.knowledge-tool-card__icon,
.knowledge-icon {
  display: inline-grid;
  place-items: center;
  color: var(--product-primary);
}

.knowledge-tool-card__icon {
  position: absolute;
  top: 14px;
  left: 14px;
  width: 34px;
  height: 34px;
  border: 1px solid color-mix(in srgb, var(--product-primary) 24%, var(--product-border));
  border-radius: 13px;
  background: var(--product-surface);
  box-shadow: 0 8px 18px rgba(37, 52, 78, 0.08);
}

.knowledge-tool-card__icon svg {
  width: 18px;
  height: 18px;
}

.knowledge-icon svg {
  width: 20px;
  height: 20px;
}

.knowledge-tool-card__body {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  padding: 16px 20px 54px;
}

.knowledge-tool-card__body > p:not(.knowledge-card__eyebrow, .knowledge-card__meta) {
  max-width: 52ch;
  margin: 5px 0 0;
  line-height: 1.5;
}

.knowledge-tool-card__body .knowledge-card__eyebrow {
  margin-bottom: 4px;
}

.knowledge-tool-card__body .knowledge-card__meta {
  position: absolute;
  right: 144px;
  bottom: 24px;
  left: 20px;
  margin: 0;
  padding: 0;
}

.knowledge-action--arrow {
  display: inline-flex;
  min-width: 112px;
  min-height: 36px;
  align-items: center;
  justify-content: space-between;
  position: absolute;
  right: 20px;
  bottom: 14px;
  margin: 0;
  padding-inline: 12px;
  text-decoration: none;
}

.knowledge-action--arrow span:last-child {
  font-size: 18px;
  transition: transform 180ms ease;
}

.knowledge-action--arrow:hover span:last-child,
.knowledge-action--arrow:focus-visible span:last-child {
  transform: translateX(3px);
}

.knowledge-preview__path,
.knowledge-preview__rank,
.knowledge-preview__selector,
.knowledge-preview__terms,
.knowledge-preview__cost,
.knowledge-preview__bars,
.knowledge-preview__license,
.knowledge-preview__repository,
.knowledge-preview__lineage,
.knowledge-preview__brief,
.knowledge-preview__calendar {
  position: relative;
  z-index: 1;
  display: flex;
}

.knowledge-preview__path {
  width: 72%;
  align-items: center;
  justify-content: space-between;
}

.knowledge-preview__path::before {
  position: absolute;
  right: 5px;
  left: 5px;
  height: 2px;
  background: color-mix(in srgb, var(--product-primary) 36%, var(--product-border));
  content: "";
}

.knowledge-preview__path i {
  z-index: 1;
  width: 12px;
  height: 12px;
  border: 3px solid var(--product-surface);
  border-radius: 50%;
  background: var(--product-primary);
}

.knowledge-preview__rank {
  width: 70%;
  flex-direction: column;
  gap: 12px;
}

.knowledge-preview__rank i,
.knowledge-preview__cost i {
  display: block;
  width: var(--v);
  height: 9px;
  border-radius: 999px;
  background: var(--product-primary);
}

.knowledge-preview__rank i:nth-child(2) {
  opacity: 0.65;
}

.knowledge-preview__rank i:nth-child(3) {
  opacity: 0.35;
}

.knowledge-preview__selector {
  width: 68%;
  flex-direction: column;
  gap: 11px;
}

.knowledge-preview__selector i {
  position: relative;
  display: block;
  height: 2px;
  background: color-mix(in srgb, var(--product-primary) 48%, var(--product-border));
}

.knowledge-preview__selector i::after {
  position: absolute;
  top: 50%;
  left: var(--selector-position, 24%);
  width: 10px;
  height: 10px;
  border: 2px solid var(--product-surface);
  border-radius: 50%;
  background: var(--product-primary);
  box-shadow: 0 0 0 1px var(--product-primary);
  content: "";
  transform: translate(-50%, -50%);
}

.knowledge-preview__selector i:nth-child(2) {
  --selector-position: 68%;
}

.knowledge-preview__selector i:nth-child(3) {
  --selector-position: 45%;
}

.knowledge-preview__terms {
  width: 74%;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.knowledge-preview__terms i {
  padding: 8px 10px;
  border: 1px solid color-mix(in srgb, var(--product-primary) 24%, var(--product-border));
  border-radius: 9px;
  background: var(--product-surface);
  color: var(--product-primary);
  font-family: var(--product-mono);
  font-size: 12px;
  font-style: normal;
  font-weight: 740;
}

.knowledge-preview__cost {
  width: 68%;
  flex-direction: column;
  gap: 16px;
}

.knowledge-preview__cost i {
  height: 16px;
}

.knowledge-preview__cost i:last-child {
  opacity: 0.38;
}

.knowledge-preview__bars {
  height: 76px;
  align-items: end;
  gap: 9px;
}

.knowledge-preview__bars i {
  width: 14px;
  height: var(--v);
  border-radius: 5px 5px 2px 2px;
  background: var(--product-primary);
  opacity: 0.62;
}

.knowledge-preview__bars i:nth-child(2),
.knowledge-preview__bars i:nth-child(4) {
  opacity: 0.92;
}

.knowledge-preview__license,
.knowledge-preview__repository {
  align-items: center;
  gap: 10px;
}

.knowledge-preview__license i,
.knowledge-preview__repository i {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  background: var(--product-primary);
  color: #fff;
  font-size: 20px;
  font-style: normal;
}

.knowledge-preview__license i > span,
.knowledge-preview__license i svg,
.knowledge-preview__repository i > span,
.knowledge-preview__repository i svg {
  width: 20px;
  height: 20px;
}

.knowledge-preview__license b,
.knowledge-preview__repository b {
  color: var(--product-text);
  font-family: var(--product-mono);
  font-size: 12px;
}

.knowledge-preview__lineage {
  width: 72%;
  align-items: center;
  justify-content: space-between;
}

.knowledge-preview__lineage::before {
  position: absolute;
  right: 14px;
  left: 14px;
  height: 2px;
  background: color-mix(in srgb, var(--product-primary) 36%, var(--product-border));
  content: "";
}

.knowledge-preview__lineage i {
  z-index: 1;
  width: 36px;
  height: 30px;
  border: 1px solid color-mix(in srgb, var(--product-primary) 32%, var(--product-border));
  border-radius: 9px;
  background: var(--product-surface);
}

.knowledge-preview__brief {
  width: 70%;
  flex-direction: column;
  gap: 9px;
}

.knowledge-preview__brief i {
  height: 8px;
  border-radius: 3px;
  background: color-mix(in srgb, var(--product-primary) 48%, var(--product-border));
}

.knowledge-preview__brief i:nth-child(2) {
  width: 82%;
}

.knowledge-preview__brief i:nth-child(3) {
  width: 58%;
}

.knowledge-preview__calendar {
  width: 72%;
  padding: 21px 9px 9px;
  flex-wrap: wrap;
  border: 1px solid color-mix(in srgb, var(--product-primary) 28%, var(--product-border));
  border-radius: 10px;
  background: var(--product-surface);
  gap: 6px;
}

.knowledge-preview__calendar b {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  padding: 4px 7px;
  border-radius: 9px 9px 0 0;
  background: var(--product-primary);
  color: #fff;
  font-family: var(--product-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.knowledge-preview__calendar i {
  width: calc(33.333% - 4px);
  height: 8px;
  border-radius: 3px;
  background: var(--product-primary-soft);
}

.knowledge-method-band {
  display: grid;
  margin-top: 18px;
  padding: 20px 22px;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: start;
  border: 1px solid var(--product-border);
  border-radius: 16px;
  background: var(--product-surface-alt);
  gap: 15px;
}

.knowledge-method-band > .knowledge-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--product-primary-soft);
}

.knowledge-method-band strong {
  color: var(--product-text);
}

.knowledge-method-band p {
  max-width: 90ch;
  margin: 5px 0 0;
  color: var(--product-text-secondary);
  font-size: 13px;
  line-height: 1.65;
}

.knowledge-paths {
  display: grid;
  gap: 20px;
}

.knowledge-path-card {
  padding: 0;
}

.knowledge-path-card__header {
  display: grid;
  padding: 24px;
  grid-template-columns: 150px minmax(0, 1fr) minmax(230px, 0.48fr);
  align-items: start;
  border-bottom: 1px solid var(--product-border);
  gap: 24px;
}

.knowledge-path-card__role {
  display: grid;
  min-height: 108px;
  place-items: center;
  align-content: center;
  border: 1px solid color-mix(in srgb, var(--product-primary) 22%, var(--product-border));
  border-radius: 16px;
  background: var(--product-primary-soft);
  color: var(--product-primary);
  gap: 9px;
}

.knowledge-path-card__role .knowledge-icon svg {
  width: 28px;
  height: 28px;
}

.knowledge-path-card__role span {
  color: var(--product-text);
  font-weight: 760;
}

.knowledge-path-card__header > div:nth-child(2) > p:last-child {
  max-width: 68ch;
  margin-bottom: 0;
}

.knowledge-path-card__header aside {
  padding: 16px;
  border-left: 3px solid var(--product-primary);
  border-radius: 0 12px 12px 0;
  background: var(--product-surface-alt);
}

.knowledge-path-card__header aside span {
  color: var(--product-primary);
  font-size: 11px;
  font-weight: 780;
  letter-spacing: 0.08em;
}

.knowledge-path-card__header aside p {
  margin: 6px 0 0;
  color: var(--product-text);
  font-size: 13px;
}

.knowledge-path-steps {
  display: grid;
  margin: 0;
  padding: 26px 24px 28px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  list-style: none;
}

.knowledge-path-steps li {
  position: relative;
  min-width: 0;
  padding: 0 18px;
}

.knowledge-path-steps li:first-child {
  padding-left: 0;
}

.knowledge-path-steps li:last-child {
  padding-right: 0;
}

.knowledge-path-steps li:not(:last-child)::after {
  position: absolute;
  top: 17px;
  right: -5px;
  width: 12px;
  height: 1px;
  background: var(--product-border-strong);
  content: "";
}

.knowledge-path-step__number {
  display: grid;
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--product-primary) 32%, var(--product-border));
  border-radius: 11px;
  background: var(--product-primary-soft);
  color: var(--product-primary);
  font-family: var(--product-mono);
  font-size: 12px;
  font-weight: 800;
}

.knowledge-path-steps strong {
  display: block;
  color: var(--product-text);
  font-size: 14px;
}

.knowledge-path-steps p {
  min-height: 68px;
  margin: 8px 0 12px;
  color: var(--product-text-secondary);
  font-size: 13px;
  line-height: 1.55;
}

.knowledge-path-steps .knowledge-source-list {
  display: grid;
  align-items: start;
}

.knowledge-path-steps .knowledge-source-list a {
  font-size: 12px;
}

.knowledge-card {
  grid-column: span 4;
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--product-border);
  border-radius: 17px;
  background: var(--product-surface);
  box-shadow: 0 10px 28px rgba(37, 52, 78, 0.045);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.knowledge-card.knowledge-tool-card {
  padding: 0;
}

.knowledge-card--wide {
  grid-column: span 6;
}

.knowledge-card--full {
  grid-column: 1 / -1;
}

.knowledge-card h3,
.knowledge-card h4 {
  margin: 0;
  color: var(--product-text);
  line-height: 1.35;
}

.knowledge-card h3 {
  font-size: 19px;
}

.knowledge-card h4 {
  font-size: 15px;
}

.knowledge-card p,
.knowledge-card li,
.knowledge-card dd {
  color: var(--product-text-secondary);
  font-size: 14px;
  line-height: 1.65;
}

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

.knowledge-card a,
.knowledge-source-list a {
  color: var(--product-primary);
  text-underline-offset: 3px;
}

.knowledge-card__meta,
.knowledge-tags,
.knowledge-source-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
}

.knowledge-card__meta {
  margin: 14px 0 0;
  color: var(--product-text-tertiary);
  font-size: 12px;
}

.knowledge-tag,
.knowledge-status {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  padding: 0 9px;
  border: 1px solid var(--product-border);
  border-radius: 999px;
  background: var(--product-surface-alt);
  color: var(--product-text-secondary);
  font-size: 12px;
  font-weight: 680;
}

.knowledge-status--accent {
  border-color: color-mix(in srgb, var(--product-primary) 34%, var(--product-border));
  background: var(--product-primary-soft);
  color: var(--product-primary);
}

.knowledge-model-identity {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 13px;
}

.knowledge-model-identity > div {
  min-width: 0;
}

.knowledge-model-identity h3,
.knowledge-model-identity h4 {
  overflow-wrap: anywhere;
}

.knowledge-model-identity__series {
  margin: 0 0 3px;
  color: var(--model-accent, var(--product-primary));
  font-size: 11px;
  font-weight: 780;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.knowledge-model-mark {
  display: grid;
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  place-items: center;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--model-accent) 26%, var(--product-border));
  border-radius: 14px;
  background: color-mix(in srgb, var(--model-accent) 10%, var(--product-surface));
  color: var(--model-accent);
  font-family: var(--product-mono);
  font-size: 13px;
  font-weight: 820;
}

.knowledge-model-mark img {
  display: block;
  width: 27px;
  height: 27px;
  object-fit: contain;
}

.knowledge-model-mark--mono img {
  filter: brightness(0);
}

html[data-theme="dark"] .knowledge-model-mark--mono img {
  filter: brightness(0) invert(1);
}

.knowledge-model-mark--small {
  width: 34px;
  height: 34px;
  border-radius: 10px;
}

.knowledge-model-mark--small img {
  width: 20px;
  height: 20px;
}

.knowledge-recommendation {
  position: relative;
  overflow: hidden;
}

.knowledge-recommendation::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--model-accent);
  content: "";
}

.knowledge-recommendation--primary {
  display: grid;
  padding: 28px;
  grid-template-columns: minmax(0, 1.2fr) minmax(360px, 0.8fr);
  column-gap: 34px;
}

.knowledge-recommendation--primary .knowledge-recommendation__top,
.knowledge-recommendation--primary .knowledge-recommendation__summary,
.knowledge-recommendation--primary .knowledge-tags,
.knowledge-recommendation--primary .knowledge-source-list {
  grid-column: 1;
}

.knowledge-recommendation--primary .knowledge-fact-grid,
.knowledge-recommendation--primary .knowledge-details {
  grid-column: 2;
}

.knowledge-recommendation--primary .knowledge-fact-grid {
  grid-row: 1 / span 2;
  align-self: start;
  margin: 0;
}

.knowledge-recommendation--primary .knowledge-details {
  grid-row: 3 / span 2;
  align-self: start;
}

.knowledge-recommendation__top,
.knowledge-cost-card__top {
  display: flex;
  min-width: 0;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.knowledge-recommendation__summary {
  max-width: 70ch;
  margin: 18px 0;
}

.knowledge-score {
  display: grid;
  min-width: 112px;
  grid-template-columns: auto 1fr;
  align-items: end;
  color: var(--product-text-tertiary);
  gap: 2px 8px;
}

.knowledge-score > span {
  align-self: center;
  color: var(--model-accent);
  font-family: var(--product-mono);
  font-size: 12px;
  font-weight: 800;
}

.knowledge-score strong {
  justify-self: end;
  color: var(--product-text);
  font-family: var(--product-mono);
  font-size: 26px;
  line-height: 1;
}

.knowledge-score i {
  height: 5px;
  grid-column: 1 / -1;
  overflow: hidden;
  border-radius: 999px;
  background: var(--product-surface-alt);
}

.knowledge-score i b {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--model-accent);
  transition: width 220ms ease;
}

.knowledge-score small {
  grid-column: 1 / -1;
  justify-self: end;
  font-size: 10px;
}

.knowledge-fact-grid,
.knowledge-open-facts {
  display: grid;
  margin: 18px 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--product-border);
  border-radius: 13px;
  background: var(--product-surface-alt);
}

.knowledge-fact-grid div,
.knowledge-open-facts div {
  min-width: 0;
  padding: 12px;
}

.knowledge-fact-grid div + div,
.knowledge-open-facts div + div {
  border-left: 1px solid var(--product-border);
}

.knowledge-fact-grid dt,
.knowledge-open-facts dt,
.knowledge-cost-stats dt {
  color: var(--product-text-tertiary);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.knowledge-fact-grid dd,
.knowledge-open-facts dd,
.knowledge-cost-stats dd {
  margin: 5px 0 0;
  color: var(--product-text);
  font-family: var(--product-mono);
  font-size: 13px;
  font-weight: 730;
  overflow-wrap: anywhere;
}

.knowledge-reason-list {
  display: grid;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  gap: 8px;
}

.knowledge-reason-list > li {
  position: relative;
  padding-left: 15px;
  color: var(--product-text-secondary);
  font-size: 13px;
}

.knowledge-reason-list > li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--model-accent, var(--product-primary));
  content: "";
}

.knowledge-term-card {
  display: flex;
  min-height: 330px;
  flex-direction: column;
}

.knowledge-term-card__head {
  display: flex;
  align-items: flex-start;
  gap: 13px;
}

.knowledge-term-card__head > span {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--product-primary) 24%, var(--product-border));
  border-radius: 12px;
  background: var(--product-primary-soft);
  color: var(--product-primary);
  font-size: 18px;
  font-weight: 800;
}

.knowledge-term-card__head > div {
  min-width: 0;
}

.knowledge-term-card__head p:last-child {
  margin: 4px 0 0;
  color: var(--product-text-tertiary);
  font-family: var(--product-mono);
  font-size: 11px;
  overflow-wrap: anywhere;
}

.knowledge-term-card__definition {
  margin: 18px 0;
}

.knowledge-term-card > aside {
  margin-top: auto;
  padding: 13px 14px;
  border-left: 3px solid var(--product-primary);
  border-radius: 0 11px 11px 0;
  background: var(--product-surface-alt);
}

.knowledge-term-card > aside strong {
  color: var(--product-primary);
  font-size: 11px;
}

.knowledge-term-card > aside p {
  margin: 4px 0 0;
  font-size: 13px;
}

.knowledge-cost-form {
  padding: 0;
}

.knowledge-cost-form > header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 22px;
  border-bottom: 1px solid var(--product-border);
  gap: 24px;
}

.knowledge-cost-form > header > div {
  display: flex;
  align-items: center;
  gap: 12px;
}

.knowledge-cost-form > header .knowledge-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--product-primary-soft);
}

.knowledge-cost-form > header p {
  margin: 0;
  color: var(--product-text-tertiary);
  font-size: 12px;
}

.knowledge-cost-inputs {
  display: grid;
  padding: 20px 22px 22px;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.knowledge-cost-inputs .knowledge-field {
  min-width: 0;
}

.knowledge-cost-comparison {
  display: grid;
  margin: 18px 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.knowledge-cost-card {
  position: relative;
  min-width: 0;
  padding: 24px;
  overflow: hidden;
  border: 1px solid var(--product-border);
  border-radius: 18px;
  background: var(--product-surface);
  box-shadow: 0 10px 28px rgba(37, 52, 78, 0.045);
}

.knowledge-cost-card::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: var(--model-accent);
  content: "";
}

.knowledge-cost-card.is-best {
  border-color: color-mix(in srgb, var(--model-accent) 34%, var(--product-border));
}

.knowledge-cost-card__value {
  display: grid;
  margin: 26px 0 14px;
  gap: 5px;
}

.knowledge-cost-card__value span {
  color: var(--product-text-tertiary);
  font-size: 12px;
}

.knowledge-cost-card__value strong {
  color: var(--product-text);
  font-family: var(--product-mono);
  font-size: clamp(30px, 3.1vw, 46px);
  letter-spacing: -0.04em;
  line-height: 1;
}

.knowledge-cost-card__scale {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--product-surface-alt);
}

.knowledge-cost-card__scale i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--model-accent);
  transition: width 220ms ease;
}

.knowledge-cost-stats {
  display: grid;
  margin: 20px 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.knowledge-cost-stats div {
  min-width: 0;
  padding: 11px;
  border: 1px solid var(--product-border);
  border-radius: 11px;
  background: var(--product-surface-alt);
}

.knowledge-cost-split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.knowledge-cost-split span {
  position: relative;
  display: grid;
  min-height: 34px;
  overflow: hidden;
  align-items: center;
  border: 1px solid var(--product-border);
  border-radius: 9px;
  background: var(--product-surface-alt);
}

.knowledge-cost-split i {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  background: color-mix(in srgb, var(--model-accent) 14%, transparent);
}

.knowledge-cost-split b {
  z-index: 1;
  padding: 0 10px;
  color: var(--product-text-secondary);
  font-size: 11px;
}

.knowledge-table-model {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.knowledge-benchmark-card > header,
.knowledge-open-card > .knowledge-model-identity {
  display: flex;
  align-items: center;
  gap: 12px;
}

.knowledge-benchmark-card > header > .knowledge-icon {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  border: 1px solid color-mix(in srgb, var(--product-primary) 24%, var(--product-border));
  border-radius: 13px;
  background: var(--product-primary-soft);
}

.knowledge-benchmark-card__question {
  min-height: 48px;
  margin: 18px 0;
  color: var(--product-text);
  font-size: 15px;
  font-weight: 650;
}

.knowledge-benchmark-contrast {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.knowledge-benchmark-contrast section {
  display: grid;
  min-width: 0;
  padding: 13px;
  grid-template-columns: 24px minmax(0, 1fr);
  border: 1px solid var(--product-border);
  border-radius: 12px;
  background: var(--product-surface-alt);
  gap: 9px;
}

.knowledge-benchmark-contrast section > span {
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border-radius: 50%;
  background: var(--product-primary-soft);
  color: var(--product-primary);
  font-size: 11px;
  font-weight: 800;
}

.knowledge-benchmark-contrast section:last-child > span {
  background: color-mix(in srgb, var(--knowledge-warning-source) 12%, var(--product-surface));
  color: var(--knowledge-warning);
}

.knowledge-benchmark-contrast strong {
  color: var(--product-text);
  font-size: 12px;
}

.knowledge-benchmark-contrast p {
  margin: 4px 0 0;
  font-size: 12px;
}

.knowledge-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.knowledge-detail-grid p {
  margin: 0;
}

.knowledge-detail-grid strong {
  display: block;
  margin-bottom: 5px;
  color: var(--product-text);
}

.knowledge-open-card {
  position: relative;
  overflow: hidden;
}

.knowledge-open-card::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--model-accent);
  content: "";
}

.knowledge-open-card__summary {
  min-height: 46px;
}

.knowledge-open-card__hardware {
  display: grid;
  margin-top: 16px;
  padding: 13px;
  grid-template-columns: 32px minmax(0, 1fr);
  align-items: start;
  border: 1px solid var(--product-border);
  border-radius: 12px;
  background: var(--product-surface-alt);
  gap: 10px;
}

.knowledge-open-card__hardware > span {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 9px;
  background: var(--product-primary-soft);
}

.knowledge-open-card__hardware .knowledge-icon svg {
  width: 17px;
  height: 17px;
}

.knowledge-open-card__hardware strong {
  color: var(--product-text);
  font-size: 12px;
}

.knowledge-open-card__hardware p {
  margin: 3px 0 0;
  font-size: 12px;
}

.knowledge-lineage-board {
  display: grid;
  gap: 16px;
}

.knowledge-lineage-lane {
  position: relative;
  min-width: 0;
  padding: 22px;
  overflow: hidden;
  border: 1px solid var(--product-border);
  border-radius: 18px;
  background: var(--product-surface);
  box-shadow: 0 10px 28px rgba(37, 52, 78, 0.045);
}

.knowledge-lineage-lane::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: var(--model-accent);
  content: "";
}

.knowledge-lineage-lane > header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.knowledge-lineage-lane > header > div {
  min-width: 0;
}

.knowledge-lineage-lane > header p {
  margin: 0 0 2px;
  color: var(--model-accent);
  font-size: 11px;
  font-weight: 760;
}

.knowledge-lineage-lane > header > .knowledge-lineage-lane__count {
  margin-left: auto;
  color: var(--product-text-tertiary);
  font-family: var(--product-mono);
  font-size: 12px;
}

.knowledge-lineage-lane__summary {
  max-width: 92ch;
  margin: 15px 0 20px;
}

.knowledge-lineage-track-wrap {
  overflow-x: auto;
  padding: 4px 2px 8px;
}

.knowledge-lineage-track {
  display: grid;
  min-width: 760px;
  margin: 0;
  padding: 0;
  grid-template-columns: repeat(var(--lineage-count, 3), minmax(220px, 1fr));
  list-style: none;
}

.knowledge-lineage-track li {
  position: relative;
  min-width: 0;
  padding: 0 24px 0 0;
}

.knowledge-lineage-node__date {
  display: block;
  margin-bottom: 9px;
  color: var(--product-text-tertiary);
  font-family: var(--product-mono);
  font-size: 11px;
}

.knowledge-lineage-node__dot {
  display: block;
  width: 12px;
  height: 12px;
  margin-bottom: 13px;
  border: 3px solid var(--product-surface);
  border-radius: 50%;
  background: var(--model-accent);
  box-shadow: 0 0 0 1px var(--model-accent);
}

.knowledge-lineage-track li::after {
  position: absolute;
  top: 34px;
  right: 24px;
  left: 12px;
  height: 1px;
  background: color-mix(in srgb, var(--model-accent) 42%, var(--product-border));
  content: "";
}

.knowledge-lineage-track li:last-child::after {
  display: none;
}

.knowledge-lineage-track strong {
  color: var(--product-text);
  font-size: 15px;
}

.knowledge-lineage-track p {
  max-width: 34ch;
  margin: 7px 0 10px;
  color: var(--product-text-secondary);
  font-size: 12px;
  line-height: 1.55;
}

.knowledge-lineage-node__arrow {
  position: absolute;
  top: 25px;
  right: 5px;
  color: var(--model-accent);
  font-size: 16px;
}

.knowledge-briefs {
  display: grid;
  gap: 20px;
}

.knowledge-brief-card {
  padding: 0;
  overflow: hidden;
}

.knowledge-brief-card > header {
  display: grid;
  padding: 26px;
  grid-template-columns: 120px minmax(0, 1fr);
  align-items: center;
  border-bottom: 1px solid var(--product-border);
  background:
    linear-gradient(120deg, color-mix(in srgb, var(--product-primary-soft) 52%, var(--product-surface)), var(--product-surface) 62%);
  gap: 24px;
}

.knowledge-brief-card > header > div:last-child > p:last-child {
  max-width: 84ch;
}

.knowledge-brief-card__date {
  display: grid;
  min-height: 104px;
  place-items: center;
  align-content: center;
  border: 1px solid color-mix(in srgb, var(--product-primary) 24%, var(--product-border));
  border-radius: 16px;
  background: var(--product-surface);
  gap: 6px;
}

.knowledge-brief-card__date span {
  color: var(--product-primary);
  font-family: var(--product-mono);
  font-size: 28px;
  font-weight: 820;
}

.knowledge-brief-card__date time {
  color: var(--product-text-tertiary);
  font-family: var(--product-mono);
  font-size: 10px;
}

.knowledge-judgment-grid {
  display: grid;
  margin: 0;
  padding: 24px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
  gap: 14px;
}

.knowledge-judgment-grid > li {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 18px;
  border: 1px solid var(--product-border);
  border-radius: 14px;
  background: var(--product-surface-alt);
}

.knowledge-judgment__identity {
  display: flex;
  min-height: 46px;
  align-items: center;
  gap: 11px;
}

.knowledge-judgment__identity strong {
  color: var(--product-text);
  font-size: 14px;
}

.knowledge-judgment__number {
  display: grid;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 10px;
  background: var(--product-primary);
  color: #fff;
  font-family: var(--product-mono);
  font-size: 11px;
  font-weight: 800;
}

.knowledge-judgment-grid section {
  margin-top: 15px;
  padding-top: 13px;
  border-top: 1px solid var(--product-border);
}

.knowledge-judgment-grid section > span {
  color: var(--product-primary);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.knowledge-judgment-grid section p {
  margin: 5px 0 0;
  font-size: 13px;
}

.knowledge-judgment__impact {
  flex: 1;
}

.knowledge-judgment-grid .knowledge-source-list {
  margin-top: 15px;
}

.knowledge-list {
  display: grid;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  gap: 10px;
}

.knowledge-list li {
  padding-top: 10px;
  border-top: 1px solid var(--product-border);
}

.knowledge-list strong {
  display: block;
  color: var(--product-text);
}

.knowledge-details {
  margin-top: 16px;
  border-top: 1px solid var(--product-border);
}

.knowledge-details summary {
  min-height: 44px;
  padding-top: 13px;
  color: var(--product-primary);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
}

.knowledge-result {
  padding: 22px;
  border: 1px solid color-mix(in srgb, var(--product-primary) 32%, var(--product-border));
  border-radius: 17px;
  background: color-mix(in srgb, var(--product-primary-soft) 58%, var(--product-surface));
}

.knowledge-result__score {
  display: inline-grid;
  min-width: 58px;
  min-height: 58px;
  place-items: center;
  border-radius: 16px;
  background: var(--product-primary);
  color: #fff;
  font-family: var(--product-mono);
  font-size: 19px;
  font-weight: 800;
}

.knowledge-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--product-border);
  border-radius: 16px;
  background: var(--product-surface);
}

.knowledge-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

.knowledge-table th,
.knowledge-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--product-border);
  color: var(--product-text-secondary);
  font-size: 13px;
  text-align: left;
  vertical-align: top;
}

.knowledge-table th {
  background: var(--product-surface-alt);
  color: var(--product-text);
  font-weight: 750;
}

.knowledge-table tr:last-child td {
  border-bottom: 0;
}

.knowledge-metric {
  margin: 12px 0 0;
  color: var(--product-text);
  font-family: var(--product-mono);
  font-size: 24px;
  font-weight: 780;
}

.knowledge-state {
  display: grid;
  min-height: 280px;
  place-items: center;
  align-content: center;
  padding: 40px;
  color: var(--product-text-secondary);
  text-align: center;
}

.knowledge-state--loading > div {
  display: grid;
  width: min(680px, 100%);
  gap: 12px;
}

.knowledge-state--loading i {
  display: block;
  height: 64px;
  border-radius: 14px;
  background: linear-gradient(90deg, var(--product-surface), var(--product-border), var(--product-surface));
  background-size: 220% 100%;
  animation: knowledge-loading 1.25s linear infinite;
}

.knowledge-state[hidden],
.knowledge-content:empty {
  display: none;
}

@keyframes knowledge-loading {
  to { background-position: -220% 0; }
}

@media (min-width: 1280px) {
  .product-sidebar__context .knowledge-section-nav {
    position: static;
    padding: 4px 0;
    background: transparent;
    backdrop-filter: none;
  }

  .product-sidebar__context .knowledge-section-nav__track {
    display: grid;
    overflow: visible;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    gap: 4px;
  }

  .product-sidebar__context .knowledge-section-nav a {
    position: relative;
    justify-content: flex-start;
    padding-left: 14px;
  }

  .product-sidebar__context .knowledge-section-nav a[aria-current="page"] {
    background: transparent;
    color: var(--product-primary);
  }

  .product-sidebar__context .knowledge-section-nav a[aria-current="page"]::before {
    position: absolute;
    top: 10px;
    bottom: 10px;
    left: 0;
    width: 2px;
    border-radius: 2px;
    background: var(--product-primary);
    content: "";
  }
}

@media (max-width: 1279px) {
  .knowledge-main {
    width: calc(100% - var(--product-content-start));
    padding: 24px 24px 72px;
  }

  .knowledge-card {
    grid-column: span 6;
  }

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

  .knowledge-path-card__header {
    grid-template-columns: 140px minmax(0, 1fr);
  }

  .knowledge-path-card__header aside {
    grid-column: 1 / -1;
  }
}

@media (max-width: 1024px) {
  .knowledge-hero {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.62fr);
    gap: 24px;
  }

  .knowledge-hero__signal {
    min-width: 0;
  }

  .knowledge-tool-card {
    grid-column: 1 / -1;
    grid-template-columns: 104px minmax(0, 1fr);
  }

  .knowledge-recommendation--primary {
    display: block;
  }

  .knowledge-recommendation--primary .knowledge-fact-grid {
    margin-top: 18px;
  }

  .knowledge-path-steps {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .knowledge-path-steps li,
  .knowledge-path-steps li:first-child,
  .knowledge-path-steps li:last-child {
    display: grid;
    min-height: 116px;
    padding: 0 0 22px 54px;
    grid-template-columns: minmax(0, 1fr);
  }

  .knowledge-path-steps li:not(:last-child)::after {
    top: 35px;
    right: auto;
    bottom: 0;
    left: 17px;
    width: 1px;
    height: auto;
  }

  .knowledge-path-step__number {
    position: absolute;
    top: 0;
    left: 0;
  }

  .knowledge-path-steps p {
    min-height: 0;
  }

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

@media (max-width: 699px) {
  .knowledge-main {
    width: auto;
    margin-left: 0;
    padding: calc(var(--product-mobile-header-height) + 22px) 16px 56px;
  }

  .knowledge-hero {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .knowledge-hero__signal {
    width: 100%;
    padding: 2px 0 8px;
  }

  .knowledge-updated {
    margin: 0;
  }

  .knowledge-section-nav {
    top: var(--product-mobile-header-height);
    margin: 0 -16px;
    padding: 8px 16px;
  }

  .knowledge-section-nav__track {
    display: none;
  }

  .knowledge-section-mobile-trigger {
    display: flex;
    width: 100%;
    min-height: 44px;
    align-items: center;
    justify-content: space-between;
    padding: 0 13px;
    border: 1px solid var(--product-border);
    border-radius: 12px;
    background: var(--product-surface);
    color: var(--product-text-secondary);
  }

  .knowledge-section-mobile-trigger strong {
    color: var(--product-primary);
  }

  .knowledge-section-sheet__scrim {
    position: fixed;
    z-index: 360;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    background: rgba(14, 24, 39, 0.34);
  }

  .knowledge-section-sheet {
    position: fixed;
    z-index: 370;
    right: 8px;
    bottom: 8px;
    left: 8px;
    display: grid;
    max-height: min(78vh, 680px);
    overflow: hidden;
    padding-bottom: env(safe-area-inset-bottom);
    border: 1px solid var(--product-border);
    border-radius: 20px;
    background: var(--product-surface);
    box-shadow: 0 -18px 56px rgba(14, 24, 39, 0.22);
  }

  .knowledge-section-sheet[hidden],
  .knowledge-section-sheet__scrim[hidden] {
    display: none;
  }

  .knowledge-section-sheet > header {
    display: flex;
    min-height: 58px;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px 0 18px;
    border-bottom: 1px solid var(--product-border);
  }

  .knowledge-section-sheet > header button {
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 10px;
    background: transparent;
    color: var(--product-text-secondary);
    font-size: 24px;
  }

  .knowledge-section-sheet nav {
    display: grid;
    overflow-y: auto;
    padding: 10px;
    gap: 4px;
  }

  .knowledge-section-sheet a {
    display: flex;
    min-height: 44px;
    align-items: center;
    padding: 0 12px;
    border-radius: 10px;
    color: var(--product-text-secondary);
    font-weight: 680;
    text-decoration: none;
  }

  .knowledge-section-sheet a[aria-current="page"] {
    background: var(--product-primary-soft);
    color: var(--product-primary);
  }

  .knowledge-card,
  .knowledge-card--wide {
    grid-column: 1 / -1;
    padding: 18px;
  }

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

  .knowledge-overview-stats article {
    padding: 14px 10px;
  }

  .knowledge-overview-stats article + article {
    border-top: 0;
    border-left: 1px solid var(--product-border);
  }

  .knowledge-overview-stats article > p:last-child {
    display: none;
  }

  .knowledge-overview-stats .knowledge-card__eyebrow {
    min-height: 34px;
    font-size: 12px;
    line-height: 1.4;
  }

  .knowledge-tool-card {
    min-height: 168px;
    grid-template-columns: 76px minmax(0, 1fr);
    padding: 0;
  }

  .knowledge-tool-card__visual {
    min-height: 166px;
  }

  .knowledge-tool-card__icon {
    top: 14px;
    left: 50%;
    transform: translateX(-50%);
  }

  .knowledge-tool-card__body {
    padding: 16px 16px 52px;
  }

  .knowledge-tool-card__body .knowledge-action--arrow {
    right: 16px;
    bottom: 12px;
  }

  .knowledge-tool-card__body .knowledge-card__meta {
    display: none;
  }

  .knowledge-preview__path,
  .knowledge-preview__rank,
  .knowledge-preview__selector,
  .knowledge-preview__terms,
  .knowledge-preview__cost,
  .knowledge-preview__bars,
  .knowledge-preview__license,
  .knowledge-preview__repository,
  .knowledge-preview__lineage,
  .knowledge-preview__brief,
  .knowledge-preview__calendar {
    display: none;
  }

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

  .knowledge-method-band > .knowledge-icon {
    width: 38px;
    height: 38px;
  }

  .knowledge-path-card {
    padding: 0;
  }

  .knowledge-path-card__header {
    padding: 18px;
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .knowledge-path-card__role {
    min-height: 76px;
    grid-auto-flow: column;
    justify-content: start;
    padding: 0 18px;
  }

  .knowledge-path-steps {
    padding: 22px 18px;
  }

  .knowledge-recommendation,
  .knowledge-recommendation--primary {
    padding: 20px;
  }

  .knowledge-recommendation__top {
    display: grid;
  }

  .knowledge-score {
    width: 100%;
  }

  .knowledge-fact-grid,
  .knowledge-open-facts {
    grid-template-columns: 1fr;
  }

  .knowledge-fact-grid div + div,
  .knowledge-open-facts div + div {
    border-top: 1px solid var(--product-border);
    border-left: 0;
  }

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

  .knowledge-cost-form {
    padding: 0;
  }

  .knowledge-cost-form > header {
    display: grid;
    padding: 18px;
  }

  .knowledge-cost-inputs {
    padding: 18px;
    grid-template-columns: 1fr;
  }

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

  .knowledge-cost-stats,
  .knowledge-cost-split {
    grid-template-columns: 1fr;
  }

  .knowledge-benchmark-contrast,
  .knowledge-detail-grid {
    grid-template-columns: 1fr;
  }

  .knowledge-lineage-lane {
    padding: 18px;
  }

  .knowledge-lineage-track-wrap {
    overflow: visible;
  }

  .knowledge-lineage-track {
    min-width: 0;
    grid-template-columns: 1fr;
  }

  .knowledge-lineage-track li {
    min-height: 132px;
    padding: 0 0 22px 30px;
  }

  .knowledge-lineage-node__date {
    margin-bottom: 5px;
  }

  .knowledge-lineage-node__dot {
    position: absolute;
    top: 22px;
    left: 1px;
  }

  .knowledge-lineage-track li::after {
    top: 33px;
    right: auto;
    bottom: 0;
    left: 7px;
    width: 1px;
    height: auto;
  }

  .knowledge-lineage-node__arrow {
    top: auto;
    right: auto;
    bottom: 4px;
    left: 0;
    transform: rotate(90deg);
  }

  .knowledge-brief-card {
    padding: 0;
  }

  .knowledge-brief-card > header {
    padding: 18px;
    grid-template-columns: 1fr;
  }

  .knowledge-brief-card__date {
    min-height: 72px;
    grid-auto-flow: column;
    justify-content: start;
    padding: 0 16px;
  }

  .knowledge-judgment-grid {
    padding: 16px;
  }

  .knowledge-toolbar {
    align-items: stretch;
  }

  .knowledge-field {
    min-width: 100%;
  }

}

@media (hover: hover) {
  .knowledge-card:hover {
    border-color: color-mix(in srgb, var(--product-primary) 22%, var(--product-border));
    box-shadow: 0 14px 34px rgba(37, 52, 78, 0.07);
    transform: translateY(-2px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .knowledge-state--loading i {
    animation: none;
  }

  .knowledge-card,
  .knowledge-action--arrow span:last-child,
  .knowledge-score i b,
  .knowledge-cost-card__scale i {
    transition: none;
  }

  .knowledge-card:hover {
    transform: none;
  }
}