body.knowledge-v2-page {
  --kv2-bg: #050505;
  --kv2-surface: #0c0c0c;
  --kv2-surface-2: #121212;
  --kv2-line: rgba(255,255,255,.22);
  --kv2-line-strong: rgba(255,255,255,.68);
  --kv2-text: #f7f7f3;
  --kv2-muted: rgba(255,255,255,.62);
  --kv2-dim: rgba(255,255,255,.42);
  --kv2-accent: #f4efc9;
  min-height: 100vh;
  margin: 0;
  background: var(--kv2-bg);
  color: var(--kv2-text);
  overflow-x: hidden;
}

body.knowledge-v2-page * {
  box-sizing: border-box;
}

body.knowledge-v2-page a {
  color: inherit;
}

.kv2-appbar {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: 58px;
  padding: max(8px, env(safe-area-inset-top)) max(14px, env(safe-area-inset-right)) 8px max(14px, env(safe-area-inset-left));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border-bottom: 1px solid var(--kv2-line);
  background: rgba(5,5,5,.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.kv2-brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  text-decoration: none;
}

.kv2-brand img {
  display: block;
  width: 104px;
  max-width: 36vw;
  height: auto;
}

.kv2-appbar-actions {
  display: flex;
  align-items: center;
  gap: 7px;
}

.kv2-icon-link {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--kv2-line);
  border-radius: 50%;
  text-decoration: none;
  background: #090909;
  font-size: 1.05rem;
  line-height: 1;
}

.kv2-icon-link:hover,
.kv2-icon-link:focus-visible {
  border-color: var(--kv2-line-strong);
  outline: none;
}

.knowledge-v2-shell {
  width: min(1060px, calc(100% - 28px));
  margin: 0 auto;
  padding: 26px 0 52px;
}

.kv2-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(310px, .75fr);
  gap: 24px;
  align-items: end;
  padding: 12px 0 24px;
  border-bottom: 1px solid var(--kv2-line);
}

.kv2-hero-copy {
  max-width: 680px;
}

.kv2-eyebrow {
  display: block;
  margin-bottom: 8px;
  color: var(--kv2-muted);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.kv2-hero h1,
.kv2-panel h2,
.kv2-panel h3,
.kv2-entry p,
.kv2-subject-row p,
.kv2-subject-hero p {
  margin: 0;
}

.kv2-hero h1 {
  margin: 0;
  font-size: clamp(2.7rem, 7vw, 5.4rem);
  line-height: .88;
  letter-spacing: -.065em;
  font-weight: 800;
}

.kv2-hero-copy > p {
  max-width: 610px;
  margin: 18px 0 0;
  color: var(--kv2-muted);
  font-size: .98rem;
  line-height: 1.55;
}

.kv2-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--kv2-line);
  border-left: 1px solid var(--kv2-line);
}

.kv2-stat {
  min-height: 88px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 8px;
  border-right: 1px solid var(--kv2-line);
  border-bottom: 1px solid var(--kv2-line);
  background: var(--kv2-surface);
}

.kv2-stat strong {
  font-size: clamp(1.8rem, 4vw, 2.55rem);
  line-height: 1;
  letter-spacing: -.04em;
}

.kv2-stat span {
  color: var(--kv2-muted);
  font-size: .76rem;
  line-height: 1.2;
}

.kv2-stat.has-warning strong {
  color: var(--kv2-accent);
}

.kv2-toolbar {
  position: sticky;
  top: 58px;
  z-index: 40;
  margin: 0 -14px;
  padding: 12px 14px 10px;
  background: rgba(5,5,5,.95);
  border-bottom: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.kv2-search {
  height: 42px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 13px;
  border: 1px solid var(--kv2-line);
  background: #090909;
}

.kv2-search > span {
  color: var(--kv2-muted);
  font-size: 1.15rem;
}

.kv2-search input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--kv2-text);
  font: inherit;
}

.kv2-search input::placeholder {
  color: var(--kv2-dim);
}

.kv2-subject-nav {
  display: flex;
  gap: 7px;
  overflow-x: auto;
  padding: 10px 0 1px;
  scrollbar-width: none;
}

.kv2-subject-nav::-webkit-scrollbar {
  display: none;
}

.kv2-subject-pill {
  flex: 0 0 auto;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid var(--kv2-line);
  text-decoration: none;
  color: var(--kv2-muted);
  background: #090909;
  font-size: .8rem;
  white-space: nowrap;
}

.kv2-subject-pill small {
  color: var(--kv2-dim);
  font-size: .72rem;
}

.kv2-subject-pill.is-active {
  color: #050505;
  border-color: var(--kv2-accent);
  background: var(--kv2-accent);
}

.kv2-subject-pill.is-active small {
  color: rgba(0,0,0,.58);
}

.kv2-status {
  margin: 18px 0;
  color: var(--kv2-muted);
}

.kv2-status-error {
  padding: 13px;
  border: 1px solid rgba(255,120,120,.5);
}

#knowledgeContent {
  display: grid;
  gap: 14px;
  padding-top: 16px;
}

.kv2-overview-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
  gap: 14px;
  align-items: start;
}

.kv2-panel {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--kv2-line);
  background: var(--kv2-surface);
}

.kv2-panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.kv2-panel-head h2 {
  font-size: clamp(1.15rem, 3vw, 1.55rem);
  letter-spacing: -.025em;
}

.kv2-panel-meta,
.kv2-muted,
.kv2-empty,
.kv2-entry-source,
.kv2-subject-row p,
.kv2-emne summary small,
.kv2-subject-hero p {
  color: var(--kv2-muted);
}

.kv2-panel-meta {
  max-width: 290px;
  font-size: .76rem;
  line-height: 1.4;
  text-align: right;
}

.kv2-subject-list {
  border-top: 1px solid var(--kv2-line);
}

.kv2-subject-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px 16px;
  padding: 14px 2px;
  border-bottom: 1px solid var(--kv2-line);
  color: inherit;
  text-decoration: none;
}

.kv2-subject-row:hover,
.kv2-subject-row:focus-visible {
  background: rgba(255,255,255,.025);
  outline: none;
}

.kv2-subject-row-main {
  min-width: 0;
  display: grid;
  gap: 5px;
}

.kv2-subject-row-title {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
}

.kv2-subject-row-title span:first-child {
  width: 25px;
  flex: 0 0 25px;
  color: var(--kv2-muted);
  text-align: center;
}

.kv2-subject-row-title strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 1rem;
}

.kv2-subject-row-count {
  min-width: 44px;
  text-align: right;
  font-size: 1.55rem;
  line-height: 1;
  letter-spacing: -.04em;
}

.kv2-subject-row p {
  padding-left: 34px;
  font-size: .78rem;
}

.kv2-progress {
  height: 3px;
  margin-left: 34px;
  overflow: hidden;
  background: rgba(255,255,255,.1);
}

.kv2-progress span {
  display: block;
  height: 100%;
  background: var(--kv2-accent);
}

.kv2-recent-list,
.kv2-search-results,
.kv2-emne-list,
.kv2-unresolved-list {
  display: grid;
}

.kv2-recent-item,
.kv2-search-result {
  display: grid;
  gap: 5px;
  padding: 12px 0;
  border-top: 1px solid var(--kv2-line);
}

.kv2-recent-item:first-child,
.kv2-search-result:first-child {
  border-top: 0;
  padding-top: 0;
}

.kv2-recent-item a,
.kv2-search-result a {
  color: var(--kv2-text);
  text-decoration: none;
  font-weight: 700;
}

.kv2-recent-item p,
.kv2-search-result p {
  margin: 0;
  color: var(--kv2-muted);
  font-size: .82rem;
  line-height: 1.45;
}

.kv2-recent-meta,
.kv2-search-meta {
  color: var(--kv2-dim);
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.kv2-concepts,
.kv2-entry-concepts,
.kv2-empty-emners div {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.kv2-concept,
.kv2-entry-concepts span,
.kv2-empty-emners span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 8px;
  border: 1px solid rgba(255,255,255,.16);
  background: var(--kv2-surface-2);
  color: rgba(255,255,255,.82);
  font-size: .76rem;
}

.kv2-concept small {
  color: var(--kv2-dim);
}

.kv2-subject-hero {
  display: grid;
  gap: 10px;
  padding: 18px;
  border-color: var(--kv2-line-strong);
}

.kv2-back {
  width: fit-content;
  color: var(--kv2-muted);
  text-decoration: none;
  font-size: .78rem;
}

.kv2-subject-hero h2 {
  margin: 0;
  font-size: clamp(2rem, 6vw, 4.2rem);
  line-height: .95;
  letter-spacing: -.055em;
}

.kv2-subject-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  padding-top: 4px;
  color: var(--kv2-muted);
  font-size: .78rem;
}

.kv2-warning {
  padding: 10px 11px;
  border-left: 2px solid var(--kv2-accent);
  background: rgba(244,239,201,.055);
  color: #f0e7b6;
  font-size: .78rem;
  line-height: 1.45;
}

.kv2-course-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.kv2-course-row strong {
  font-size: 1.7rem;
}

.kv2-progress-large {
  height: 5px;
  margin: 12px 0 10px;
}

.kv2-emne {
  border-top: 1px solid var(--kv2-line);
}

.kv2-emne:last-child {
  border-bottom: 1px solid var(--kv2-line);
}

.kv2-emne summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 2px;
}

.kv2-emne summary::-webkit-details-marker {
  display: none;
}

.kv2-emne summary > span:first-child {
  display: grid;
  gap: 3px;
}

.kv2-emne-toggle {
  color: var(--kv2-muted);
  font-size: 1rem;
  transition: transform .16s ease;
}

.kv2-emne[open] .kv2-emne-toggle {
  transform: rotate(45deg);
}

.kv2-emne-body {
  padding: 0 2px 14px;
}

.kv2-entry {
  display: grid;
  gap: 8px;
  padding: 12px 0;
  border-top: 1px solid rgba(255,255,255,.13);
}

.kv2-entry:first-of-type {
  margin-top: 10px;
}

.kv2-entry-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.kv2-entry-head strong {
  font-size: .92rem;
}

.kv2-entry-head span {
  flex: 0 0 auto;
  color: var(--kv2-dim);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .07em;
}

.kv2-entry p {
  color: rgba(255,255,255,.78);
  font-size: .86rem;
  line-height: 1.5;
}

.kv2-entry-concepts {
  margin-top: 1px;
}

.kv2-entry-concepts span {
  padding: 4px 6px;
  font-size: .68rem;
}

.kv2-entry-source {
  display: flex;
  flex-wrap: wrap;
  gap: 5px 12px;
  padding-top: 2px;
  font-size: .68rem;
}

.kv2-warning-text {
  color: #e7d987;
}

.kv2-empty-emners {
  margin-top: 14px;
  color: var(--kv2-muted);
}

.kv2-empty-emners summary {
  cursor: pointer;
  font-size: .78rem;
}

.kv2-empty-emners div {
  margin-top: 10px;
}

.kv2-route-error {
  display: grid;
  gap: 12px;
}

.kv2-route-error a {
  width: fit-content;
  padding: 8px 10px;
  border: 1px solid var(--kv2-line-strong);
  text-decoration: none;
}

.kv2-footer {
  width: min(1060px, calc(100% - 28px));
  margin: 0 auto;
  padding: 20px 0 max(26px, env(safe-area-inset-bottom));
  display: flex;
  justify-content: center;
  gap: 9px;
  border-top: 1px solid var(--kv2-line);
  color: var(--kv2-muted);
  font-size: .76rem;
}

.kv2-footer a {
  text-decoration: none;
}

@media (max-width: 780px) {
  .knowledge-v2-shell {
    width: min(100% - 20px, 1060px);
    padding-top: 14px;
  }

  .kv2-hero {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-top: 4px;
  }

  .kv2-hero h1 {
    font-size: clamp(2.8rem, 16vw, 4.7rem);
  }

  .kv2-summary {
    width: 100%;
  }

  .kv2-toolbar {
    margin-inline: -10px;
    padding-inline: 10px;
  }

  .kv2-overview-grid {
    grid-template-columns: 1fr;
  }

  .kv2-panel {
    padding: 13px;
  }

  .kv2-panel-head {
    gap: 10px;
  }

  .kv2-panel-meta {
    display: none;
  }

  .kv2-subject-row {
    padding-block: 12px;
  }

  .kv2-footer {
    width: min(100% - 20px, 1060px);
  }
}

@media (max-width: 430px) {
  .kv2-appbar {
    min-height: 54px;
  }

  .kv2-brand img {
    width: 92px;
  }

  .kv2-icon-link {
    width: 35px;
    height: 35px;
  }

  .kv2-toolbar {
    top: 54px;
  }

  .kv2-stat {
    min-height: 78px;
    padding: 10px;
  }

  .kv2-subject-row-title strong {
    font-size: .94rem;
  }

  .kv2-subject-row-count {
    font-size: 1.35rem;
  }
}