:root {
  --nodes-browser-sidebar: 142px;
  --nodes-usage-sidebar: 220px;
  --nodes-table-min-width: 820px;
  --nodes-path-dot: 14px;
}

.nodes-hero {
  position: relative;
  padding-top: clamp(58px, 8vw, 108px);
  padding-bottom: clamp(56px, 7vw, 92px);
  overflow: hidden;
  border-bottom: 1px solid var(--color-border-soft);
  isolation: isolate;
}

.nodes-hero::before {
  position: absolute;
  z-index: -2;
  top: -34%;
  right: -12%;
  width: min(760px, 72vw);
  aspect-ratio: 1;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-pill);
  background:
    radial-gradient(circle at 44% 48%, var(--color-navy-glow), var(--color-transparent) 56%),
    repeating-radial-gradient(circle, var(--color-grid) 0 1px, var(--color-transparent) 1px 34px);
  content: "";
}

.nodes-hero::after {
  position: absolute;
  z-index: -1;
  right: 18%;
  bottom: -96px;
  width: 420px;
  height: 210px;
  border: 1px solid var(--color-accent-faint);
  border-radius: 50%;
  transform: rotate(-10deg);
  content: "";
}

.nodes-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(520px, 1.12fr);
  align-items: center;
  gap: clamp(38px, 6vw, 88px);
}

.nodes-hero-copy h1 {
  max-width: 690px;
  margin-top: 18px;
}

.nodes-hero-copy .lead {
  max-width: 670px;
}

.nodes-hero-copy .button-row {
  margin-top: 28px;
}

.nodes-fact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}

.route-browser {
  overflow: hidden;
  border: 1px solid var(--color-border-bright);
  border-radius: var(--radius-xl);
  background: var(--color-glass-strong);
  box-shadow: var(--shadow-scene);
  transform: rotate(0.45deg);
  backdrop-filter: blur(24px) saturate(125%);
}

.route-browser-bar {
  min-height: 50px;
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding-right: 14px;
  border-bottom: 1px solid var(--color-border-soft);
  background: var(--color-glass-light);
}

.route-browser-title {
  overflow: hidden;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.route-browser-body {
  min-height: 390px;
  display: grid;
  grid-template-columns: var(--nodes-browser-sidebar) minmax(0, 1fr);
}

.route-browser-sidebar {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 24px 12px;
  border-right: 1px solid var(--color-border-soft);
  background: var(--color-glass-light);
}

.route-browser-label {
  margin: 0 10px 8px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.route-browser-item {
  display: flex;
  min-height: 36px;
  align-items: center;
  padding: 0 11px;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: 12px;
}

.route-browser-item-active {
  color: var(--color-text);
  background: var(--color-accent-faint);
  box-shadow: inset 0 0 0 1px var(--color-accent-faint);
}

.route-browser-canvas {
  position: relative;
  padding: clamp(25px, 4vw, 42px);
  overflow: hidden;
  background:
    linear-gradient(var(--color-grid) 1px, var(--color-transparent) 1px),
    linear-gradient(90deg, var(--color-grid) 1px, var(--color-transparent) 1px),
    radial-gradient(circle at 52% 48%, var(--color-navy-faint), var(--color-transparent) 48%);
  background-size: 34px 34px, 34px 34px, auto;
}

.route-browser-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.route-browser-heading strong {
  display: block;
  margin-top: 5px;
  font-size: 18px;
}

.route-browser-overline,
.route-browser-code {
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.route-browser-code {
  padding: 5px 8px;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-xs);
  background: var(--color-glass-light);
}

.route-browser-path {
  display: flex;
  align-items: center;
  margin-top: 68px;
}

.route-browser-node {
  width: var(--nodes-path-dot);
  height: var(--nodes-path-dot);
  flex: 0 0 auto;
  border: 2px solid var(--color-panel);
  border-radius: var(--radius-pill);
  background: var(--color-success);
  box-shadow: 0 0 0 4px var(--color-success-faint), 0 0 18px var(--color-success);
}

.route-browser-node-middle {
  background: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-faint), 0 0 18px var(--color-accent-glow);
}

.route-browser-node-target {
  background: var(--color-text);
  box-shadow: 0 0 0 4px var(--color-glass-light), 0 0 18px var(--color-border-bright);
}

.route-browser-line {
  height: 1px;
  flex: 1;
  background: linear-gradient(90deg, var(--color-success), var(--color-accent));
}

.route-browser-line:nth-of-type(4) {
  background: linear-gradient(90deg, var(--color-accent), var(--color-text-muted));
}

.route-browser-regions {
  display: flex;
  justify-content: space-between;
  margin-top: 13px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 8px;
}

.route-browser-types {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 42px;
}

.route-browser-canvas p {
  max-width: 500px;
  margin: 18px 0 0;
  font-size: 12px;
  line-height: 1.7;
}

.network-table {
  min-width: var(--nodes-table-min-width);
}

.network-table tbody tr:not(.network-group-row):hover {
  background: var(--color-glass-light);
}

.network-table td,
.network-table th {
  vertical-align: middle;
}

.route-types-section {
  border-top: 1px solid var(--color-border-soft);
  border-bottom: 1px solid var(--color-border-soft);
  background:
    radial-gradient(circle at 8% 45%, var(--color-navy-faint), var(--color-transparent) 30%),
    var(--color-bg-deep);
}

.route-type-ledger {
  overflow: hidden;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

.route-type-entry {
  display: grid;
  grid-template-columns: minmax(180px, 0.36fr) minmax(0, 1fr);
}

.route-type-entry + .route-type-entry {
  border-top: 1px solid var(--color-border-soft);
}

.route-type-index {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  padding: clamp(24px, 4vw, 42px);
  border-right: 1px solid var(--color-border-soft);
  background:
    linear-gradient(145deg, var(--color-glass-light), var(--color-transparent)),
    var(--color-panel-2);
}

.route-type-mark {
  color: var(--color-accent-light);
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 31px);
  font-weight: 720;
  letter-spacing: -0.04em;
}

.route-type-content {
  padding: clamp(26px, 4vw, 46px);
}

.route-type-content h3 {
  font-size: clamp(23px, 2.6vw, 32px);
}

.route-type-content p {
  max-width: 880px;
}

.route-type-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 28px;
  overflow: hidden;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  background: var(--color-border-soft);
}

.route-type-notes span {
  padding: 15px;
  color: var(--color-text-muted);
  background: var(--color-bg-deep);
  font-size: 12px;
}

.route-type-notes strong {
  display: block;
  margin-bottom: 4px;
  color: var(--color-text);
}

.usage-browser {
  display: grid;
  grid-template-columns: var(--nodes-usage-sidebar) minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

.usage-directory {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 24px 14px;
  border-right: 1px solid var(--color-border-soft);
  background:
    linear-gradient(180deg, var(--color-glass-light), var(--color-transparent)),
    var(--color-panel-2);
}

.usage-directory-title {
  margin: 0 11px 11px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.usage-directory a {
  display: flex;
  min-height: 44px;
  align-items: center;
  padding: 0 12px;
  border: 1px solid var(--color-transparent);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: 13px;
}

.usage-directory a:hover,
.usage-directory a:focus-visible {
  border-color: var(--color-accent-faint);
  color: var(--color-text);
  background: var(--color-accent-faint);
}

.usage-details {
  min-width: 0;
}

.usage-detail {
  padding: clamp(27px, 4vw, 48px);
  scroll-margin-top: var(--anchor-offset);
}

.usage-detail + .usage-detail {
  border-top: 1px solid var(--color-border-soft);
}

.usage-detail-heading {
  display: flex;
  align-items: flex-start;
  gap: 17px;
  margin-bottom: 17px;
}

.usage-symbol {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--color-border-bright);
  border-radius: var(--radius-md);
  color: var(--color-accent);
  background: var(--color-glass-light);
  font-family: var(--font-mono);
  font-size: 18px;
}

.usage-label {
  display: block;
  margin-bottom: 4px;
  color: var(--color-accent-light);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
}

.usage-detail h3 {
  margin-bottom: 0;
}

.usage-detail p {
  max-width: 890px;
}

.region-section {
  border-top: 1px solid var(--color-border-soft);
  background:
    radial-gradient(circle at 84% 38%, var(--color-accent-faint), var(--color-transparent) 27%),
    linear-gradient(180deg, var(--color-bg), var(--color-bg-deep));
}

.region-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(480px, 1.16fr);
  align-items: center;
  gap: clamp(42px, 7vw, 96px);
}

.region-copy .button-row {
  margin-top: 28px;
}

.region-wall {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.region-band {
  position: relative;
  min-height: 180px;
  padding: 25px;
  overflow: hidden;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, var(--color-glass-light), var(--color-transparent)),
    var(--color-panel);
  box-shadow: inset 0 1px 0 var(--color-border-soft);
}

.region-band::after {
  position: absolute;
  right: -48px;
  bottom: -65px;
  width: 150px;
  height: 150px;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-pill);
  content: "";
}

.region-band-wide {
  grid-column: span 2;
  min-height: 150px;
  background:
    radial-gradient(circle at 86% 40%, var(--color-navy-faint), var(--color-transparent) 34%),
    var(--color-panel-2);
}

.region-band-code {
  display: block;
  margin-bottom: 18px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.region-band strong {
  display: block;
  font-size: 22px;
}

.region-band p {
  position: relative;
  z-index: 1;
  max-width: 540px;
  margin: 9px 0 0;
  font-size: 13px;
}

.network-principles {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(48px, 7vw, 82px);
  border-top: 1px solid var(--color-border-soft);
  border-bottom: 1px solid var(--color-border-soft);
}

.network-principle {
  padding: 24px;
}

.network-principle + .network-principle {
  border-left: 1px solid var(--color-border-soft);
}

.network-principle-label {
  color: var(--color-accent-light);
  font-family: var(--font-mono);
  font-size: 11px;
}

.network-principle p {
  margin: 9px 0 0;
  font-size: 13px;
}

@media (max-width: 1080px) {
  .nodes-hero-grid,
  .region-layout {
    grid-template-columns: 1fr;
  }

  .nodes-hero-copy {
    max-width: 800px;
  }

  .route-browser {
    width: min(100%, 760px);
  }

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

  .network-principle:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--color-border-soft);
  }

  .network-principle:nth-child(4) {
    border-top: 1px solid var(--color-border-soft);
  }
}

@media (max-width: 820px) {
  .route-type-entry {
    grid-template-columns: 1fr;
  }

  .route-type-index {
    border-right: 0;
    border-bottom: 1px solid var(--color-border-soft);
  }

  .route-type-notes {
    grid-template-columns: 1fr;
  }

  .usage-browser {
    grid-template-columns: 1fr;
  }

  .usage-directory {
    position: static;
    flex-direction: row;
    padding: 10px;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--color-border-soft);
    scrollbar-width: thin;
  }

  .usage-directory-title {
    display: none;
  }

  .usage-directory a {
    flex: 0 0 auto;
    white-space: nowrap;
  }
}

@media (max-width: 640px) {
  .nodes-hero {
    padding-top: 48px;
  }

  .nodes-hero::before {
    top: 8%;
    right: -62%;
    width: 150vw;
  }

  .route-browser {
    transform: none;
    border-radius: var(--radius-lg);
  }

  .route-browser-bar {
    grid-template-columns: 80px minmax(0, 1fr);
    padding-right: 10px;
  }

  .route-browser-bar .badge {
    display: none;
  }

  .route-browser-body {
    min-height: 340px;
    grid-template-columns: 82px minmax(0, 1fr);
  }

  .route-browser-sidebar {
    padding: 18px 7px;
  }

  .route-browser-label {
    margin-inline: 6px;
  }

  .route-browser-item {
    min-height: 34px;
    padding-inline: 7px;
    font-size: 10px;
  }

  .route-browser-canvas {
    padding: 22px 16px;
  }

  .route-browser-code {
    display: none;
  }

  .route-browser-path {
    margin-top: 54px;
  }

  .route-browser-regions {
    font-size: 7px;
  }

  .route-browser-types {
    margin-top: 34px;
  }

  .route-browser-canvas p {
    font-size: 10px;
  }

  .route-type-ledger,
  .usage-browser {
    border-radius: var(--radius-lg);
  }

  .route-type-index,
  .route-type-content,
  .usage-detail {
    padding: 22px 18px;
  }

  .usage-detail-heading {
    gap: 12px;
  }

  .usage-symbol {
    width: 38px;
    height: 38px;
  }

  .region-wall {
    grid-template-columns: 1fr;
  }

  .region-band-wide {
    grid-column: auto;
  }

  .region-band,
  .region-band-wide {
    min-height: 150px;
    padding: 21px;
  }

  .network-principles {
    grid-template-columns: 1fr;
  }

  .network-principle + .network-principle,
  .network-principle:nth-child(3),
  .network-principle:nth-child(4) {
    border-top: 1px solid var(--color-border-soft);
    border-left: 0;
  }
}

@media (max-width: 390px) {
  .route-browser-body {
    grid-template-columns: 70px minmax(0, 1fr);
  }

  .route-browser-item {
    font-size: 9px;
  }

  .route-browser-heading strong {
    font-size: 15px;
  }

  .route-browser-types {
    gap: 4px;
  }

  .route-browser-types .route-type {
    padding-inline: 6px;
    font-size: 8px;
  }
}