.network-hero {
  position: relative;
  min-height: 720px;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border-soft);
}

.network-hero::before {
  position: absolute;
  top: 8%;
  right: -12%;
  width: 70%;
  height: 82%;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle, var(--color-accent-soft), var(--color-transparent) 68%);
  content: "";
  opacity: 0.62;
  pointer-events: none;
}

.network-hero::after {
  position: absolute;
  right: 4%;
  bottom: -42%;
  width: 62%;
  height: 68%;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-pill);
  content: "";
  opacity: 0.7;
  transform: rotate(-7deg);
  pointer-events: none;
}

.network-hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  min-height: 720px;
  grid-template-columns: minmax(0, 0.78fr) minmax(560px, 1.22fr);
  align-items: center;
  gap: clamp(34px, 6vw, 88px);
  padding-top: 76px;
  padding-bottom: 84px;
}

.network-hero-copy {
  position: relative;
  z-index: 4;
}

.network-hero-copy .eyebrow {
  margin-bottom: 20px;
}

.network-hero-copy h1 {
  max-width: 610px;
  margin-bottom: 0;
}

.network-hero-copy .actions {
  margin-top: 28px;
}

.network-hero-copy .lead {
  max-width: 590px;
  margin-top: 24px;
  margin-bottom: 0;
  font-size: 17px;
}

.network-hero-copy .fact-strip {
  margin-top: 26px;
}

.network-board {
  position: relative;
  min-width: 0;
  height: 470px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow:
    var(--shadow-deep),
    inset 0 1px 0 var(--color-border-soft);
  transform: translateY(34px) rotate(-0.7deg);
}

.network-board::before {
  position: absolute;
  inset: 58px 0 0;
  background:
    linear-gradient(var(--color-grid) 1px, var(--color-transparent) 1px),
    linear-gradient(90deg, var(--color-grid) 1px, var(--color-transparent) 1px);
  background-size: 38px 38px;
  content: "";
}

.network-board::after {
  position: absolute;
  right: -24%;
  bottom: -56%;
  width: 92%;
  height: 92%;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle, var(--color-accent-soft), var(--color-transparent) 69%);
  content: "";
}

.network-board-head {
  position: relative;
  z-index: 3;
  display: flex;
  height: 58px;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  color: var(--color-text-dim);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-panel-deep);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.network-board-head::before {
  width: 8px;
  height: 8px;
  margin-right: auto;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  box-shadow: 0 0 12px var(--color-accent-glow);
  content: "";
}

.network-board-head > span:first-of-type {
  margin-left: 12px;
}

.board-state {
  color: var(--color-accent);
}

.network-board-body {
  position: relative;
  z-index: 2;
  height: calc(100% - 58px);
}

.board-origin {
  position: absolute;
  top: 44px;
  left: 34px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
}

.board-origin-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  box-shadow: 0 0 12px var(--color-accent-glow);
}

.board-rail {
  position: absolute;
  right: 36px;
  left: 36px;
  height: 2px;
}

.board-rail-primary {
  top: 188px;
  background: linear-gradient(90deg, var(--color-accent-dark), var(--color-accent), var(--color-accent-dark));
  box-shadow: 0 0 15px var(--color-accent-glow);
}

.board-rail-secondary {
  top: 258px;
  border-top: 1px dashed var(--color-border);
}

.board-station {
  position: absolute;
  top: 175px;
  width: 116px;
  margin-left: -58px;
  text-align: center;
}

.board-station-tokyo {
  left: 15%;
}

.board-station-singapore {
  left: 39%;
}

.board-station-frankfurt {
  left: 65%;
}

.board-station-la {
  left: 88%;
}

.board-node {
  position: relative;
  z-index: 2;
  display: block;
  width: 28px;
  height: 28px;
  margin: 0 auto;
  border: 1px solid var(--color-accent-dark);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  box-shadow:
    0 0 0 5px var(--color-bg),
    0 0 14px var(--color-accent-soft);
}

.board-node::after {
  position: absolute;
  inset: 9px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  box-shadow: 0 0 9px var(--color-accent-glow);
  content: "";
}

.board-city,
.board-code {
  display: block;
}

.board-city {
  margin-top: 18px;
  color: var(--color-text);
  font-size: 12px;
  font-weight: 680;
}

.board-code {
  margin-top: 4px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.board-station:nth-of-type(even) .board-city {
  margin-top: -69px;
}

.board-route-key {
  position: absolute;
  right: 28px;
  bottom: 26px;
  left: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding-top: 18px;
  color: var(--color-text-dim);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 9px;
}

.board-route-key span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.key-line {
  display: inline-block;
  width: 22px;
  height: 1px;
  background: var(--color-border);
}

.key-line-active {
  background: var(--color-accent);
  box-shadow: 0 0 8px var(--color-accent-glow);
}

.network-directory {
  position: relative;
}

.network-directory > .toc-tabs {
  margin-top: 28px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(340px, 0.65fr);
  align-items: end;
  gap: clamp(28px, 6vw, 84px);
  margin-bottom: 42px;
}

.section-heading .kicker {
  margin-bottom: 18px;
}

.section-heading h2 {
  margin-bottom: 0;
}

.section-heading > p {
  margin-bottom: 4px;
  font-size: 16px;
}

.network-table-wrap {
  box-shadow: var(--shadow-panel);
}

.network-table tbody tr:not(.region-row):hover {
  background: var(--color-panel-raised);
}

.network-table td {
  min-width: 142px;
}

.network-table td:first-child {
  min-width: 180px;
}

.network-table .streaming-state {
  display: inline-flex;
  max-width: 100%;
  min-height: 27px;
  align-items: center;
  padding: 3px 9px;
  overflow: hidden;
  border: 1px solid var(--color-accent-dark);
  border-radius: var(--radius-pill);
  background: var(--color-accent-soft);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.route-type-board {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.72fr);
  align-items: start;
  gap: 18px;
}

.route-type-intro {
  position: sticky;
  top: calc(var(--toc-offset) + var(--toc-height) + 22px);
  min-width: 0;
  padding: clamp(26px, 4vw, 40px);
  overflow: hidden;
  border: 1px solid var(--color-accent-dark);
  border-radius: var(--radius-lg);
  background: var(--color-panel-raised);
  box-shadow: var(--shadow-panel);
}

.route-type-intro::after {
  position: absolute;
  right: -36%;
  bottom: -42%;
  width: 94%;
  height: 72%;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle, var(--color-accent-soft), var(--color-transparent) 70%);
  content: "";
}

.route-type-intro > * {
  position: relative;
  z-index: 2;
}

.route-type-label,
.switching-label {
  margin-bottom: 16px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.route-type-intro h3 {
  font-size: clamp(26px, 3vw, 38px);
}

.route-type-intro p {
  margin-bottom: 0;
}

.route-diagram {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 30px;
  padding-top: 20px;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 9px;
}

.route-diagram i {
  height: 1px;
  flex: 1 1 auto;
  background: linear-gradient(90deg, var(--color-accent-dark), var(--color-accent));
  box-shadow: 0 0 7px var(--color-accent-soft);
}

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

.route-type-row {
  display: grid;
  grid-template-columns: minmax(170px, 0.44fr) minmax(0, 1fr);
  gap: 28px;
  padding-top: 32px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--color-border);
}

.route-type-name h3 {
  margin-top: 16px;
  margin-bottom: 0;
  font-size: 24px;
}

.route-type-copy {
  max-width: 710px;
}

.route-type-copy p:last-child {
  margin-bottom: 0;
}

.selection-layout {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  align-items: start;
  gap: clamp(30px, 6vw, 76px);
}

.selection-index {
  position: sticky;
  top: calc(var(--toc-offset) + var(--toc-height) + 22px);
  display: grid;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-deep);
  box-shadow: var(--shadow-panel);
}

.selection-index > span {
  padding: 14px 16px;
  color: var(--color-text-dim);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.selection-index a {
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border-soft);
  font-size: 13px;
}

.selection-index a:last-child {
  border-bottom: 0;
}

.selection-index a::after {
  color: var(--color-accent);
  content: "→";
  font-family: var(--font-mono);
}

.selection-index a:hover {
  color: var(--color-text);
  background: var(--color-panel-raised);
}

.selection-notes {
  border-top: 1px solid var(--color-border);
}

.selection-note {
  padding-top: 34px;
  padding-bottom: 38px;
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: calc(var(--toc-offset) + var(--toc-height) + 24px);
}

.selection-note-head {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  align-items: baseline;
  gap: 18px;
}

.selection-mark {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.selection-note h3 {
  font-size: clamp(24px, 3vw, 34px);
}

.selection-note p {
  max-width: 790px;
  margin-left: 126px;
}

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

.switching-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.switching-panel {
  min-width: 0;
  padding: clamp(24px, 4vw, 34px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

.switching-panel-main {
  grid-row: span 2;
  padding: clamp(30px, 5vw, 46px);
  border-color: var(--color-accent-dark);
  background:
    radial-gradient(circle at bottom right, var(--color-accent-soft), var(--color-transparent) 48%),
    var(--color-panel-raised);
}

.switching-panel h3 {
  font-size: clamp(23px, 2.6vw, 31px);
}

.switching-panel p:last-child {
  margin-bottom: 0;
}

.coverage-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(310px, 0.85fr);
  align-items: center;
  gap: clamp(36px, 7vw, 92px);
  padding: clamp(30px, 6vw, 64px);
  overflow: hidden;
  border: 1px solid var(--color-accent-dark);
  border-radius: var(--radius-xl);
  background: var(--color-panel-raised);
  box-shadow: var(--shadow-deep);
}

.coverage-panel::before {
  position: absolute;
  right: -18%;
  bottom: -44%;
  width: 68%;
  height: 92%;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle, var(--color-accent-soft), var(--color-transparent) 70%);
  content: "";
}

.coverage-copy,
.region-badges {
  position: relative;
  z-index: 2;
}

.coverage-copy .kicker {
  margin-bottom: 18px;
}

.coverage-copy h2 {
  max-width: 650px;
}

.coverage-copy .actions {
  margin-top: 28px;
}

.region-badges {
  display: grid;
  gap: 10px;
}

.region-badge {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 18px 20px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-glass-strong);
  box-shadow: var(--shadow-panel);
}

.region-badge b {
  color: var(--color-text);
  font-size: 15px;
}

.region-badge small {
  overflow: hidden;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.6;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 1080px) {
  .network-hero-grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(480px, 1.14fr);
    gap: 34px;
  }

  .network-board {
    height: 440px;
  }

  .route-type-board {
    grid-template-columns: minmax(250px, 0.68fr) minmax(0, 1.32fr);
  }

  .selection-layout {
    grid-template-columns: 180px minmax(0, 1fr);
  }
}

@media (max-width: 860px) {
  .network-hero {
    min-height: auto;
  }

  .network-hero-grid {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 58px;
    padding-bottom: 72px;
  }

  .network-hero-copy {
    max-width: 720px;
  }

  .network-board {
    height: 430px;
    transform: none;
  }

  .section-heading {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 18px;
  }

  .section-heading > p {
    max-width: 720px;
  }

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

  .route-type-intro {
    position: relative;
    top: auto;
  }

  .selection-layout {
    grid-template-columns: 1fr;
  }

  .selection-index {
    position: relative;
    top: auto;
    display: flex;
    max-width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-sm);
    scrollbar-width: thin;
  }

  .selection-index > span {
    display: none;
  }

  .selection-index a {
    min-width: max-content;
    gap: 12px;
    border-right: 1px solid var(--color-border-soft);
    border-bottom: 0;
  }

  .selection-note p {
    margin-left: 0;
  }

  .coverage-panel {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .network-hero::after {
    display: none;
  }

  .network-board {
    height: 470px;
  }

  .network-board-body {
    overflow-x: auto;
    overscroll-behavior-inline: contain;
  }

  .network-board-body::before {
    display: block;
    width: 660px;
    height: 1px;
    content: "";
  }

  .board-rail {
    right: auto;
    width: 590px;
  }

  .board-station-tokyo {
    left: 88px;
  }

  .board-station-singapore {
    left: 244px;
  }

  .board-station-frankfurt {
    left: 414px;
  }

  .board-station-la {
    left: 570px;
  }

  .board-route-key {
    right: auto;
    width: 590px;
  }

  .route-type-row {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .route-type-name h3 {
    margin-top: 12px;
  }

  .selection-note-head {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .switching-grid {
    grid-template-columns: 1fr;
  }

  .switching-panel-main {
    grid-row: auto;
  }
}

@media (max-width: 640px) {
  .network-hero-grid {
    padding-top: 44px;
    padding-bottom: 64px;
  }

  .network-hero-copy .lead {
    font-size: 16px;
  }

  .network-board {
    height: 430px;
    border-radius: var(--radius-lg);
  }

  .network-board-head {
    padding-inline: 15px;
  }

  .board-state {
    display: none;
  }

  .network-directory > .toc-tabs {
    margin-top: 18px;
  }

  .section-heading {
    margin-bottom: 30px;
  }

  .route-type-intro,
  .switching-panel {
    padding: 22px;
    border-radius: var(--radius-md);
  }

  .route-diagram {
    gap: 5px;
  }

  .selection-note {
    padding-top: 28px;
    padding-bottom: 30px;
  }

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

  .coverage-panel {
    gap: 30px;
    padding: 24px;
    border-radius: var(--radius-lg);
  }
}