:root {
  color-scheme: dark;
  --font-display: "Space Grotesk", "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-ui: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-data: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --bg: oklch(12% 0.02 220);
  --surface: oklch(17% 0.025 220);
  --surface-2: oklch(20% 0.03 220);
  --surface-3: oklch(24% 0.035 220);
  --line: oklch(47% 0.04 218 / 0.45);
  --line-strong: oklch(74% 0.11 190 / 0.7);
  --text: oklch(93% 0.018 215);
  --muted: oklch(72% 0.032 215);
  --faint: oklch(58% 0.04 215);
  --cyan: oklch(80% 0.15 190);
  --cyan-strong: oklch(73% 0.18 195);
  --teal: oklch(75% 0.15 165);
  --green: oklch(74% 0.14 152);
  --amber: oklch(78% 0.16 78);
  --orange: oklch(72% 0.17 48);
  --red: oklch(68% 0.18 20);
  --violet: oklch(73% 0.15 290);
  --magenta: oklch(73% 0.14 330);
  --shadow: 0 22px 70px oklch(7% 0.018 220 / 0.56);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --left-dock: clamp(348px, 19vw, 398px);
  --right-dock: clamp(360px, 22vw, 440px);
  --dock-gap: 14px;
  --table-drawer-h: clamp(160px, 20vh, 218px);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

body.power-monitor {
  min-height: 100dvh;
  overflow: hidden;
  font-family: var(--font-ui);
  font-variant-numeric: tabular-nums;
  text-rendering: optimizeLegibility;
  font-kerning: normal;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus {
  outline: none;
}

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 80;
  transform: translateY(-160%);
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--bg);
  background: var(--cyan);
  font-weight: 700;
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.monitor-shell,
.map-stage {
  min-height: 100dvh;
}

.map-stage {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 45% 36%, oklch(48% 0.12 190 / 0.18), transparent 28%),
    linear-gradient(180deg, oklch(18% 0.025 220), oklch(10% 0.02 220));
}

.map-stage::before,
.map-stage::after {
  content: "";
  position: absolute;
  pointer-events: none;
  opacity: 0;
  transition: opacity 420ms var(--ease-out);
}

.map-stage::before {
  z-index: 3;
  inset: 92px calc(var(--right-dock) + 32px) calc(var(--table-drawer-h) + 30px) calc(var(--left-dock) + 32px);
  border: 1px solid oklch(76% 0.13 190 / 0.14);
  border-radius: 22px;
  background:
    radial-gradient(circle at center, transparent 0 48%, oklch(82% 0.13 190 / 0.06) 100%),
    repeating-linear-gradient(90deg, oklch(80% 0.11 190 / 0.045) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, oklch(80% 0.11 190 / 0.035) 0 1px, transparent 1px 72px);
  mix-blend-mode: screen;
}

.map-stage::after {
  z-index: 13;
  inset: 74px 14px 14px;
  border-radius: 24px;
  box-shadow:
    inset 0 0 0 1px oklch(72% 0.09 190 / 0.18),
    inset 0 0 80px oklch(7% 0.02 220 / 0.22);
}

.map-stage.is-ieee14-active::before,
.map-stage.is-ieee14-active::after {
  opacity: 0.72;
}

.map-canvas,
.map-fallback,
.network-overlay,
.map-scrim {
  position: absolute;
  inset: 0;
}

.map-canvas {
  z-index: 1;
  opacity: 0;
  transition: opacity 420ms var(--ease-out), filter 520ms var(--ease-out);
}

.map-stage.has-map .map-canvas {
  opacity: 1;
}

.map-stage.is-ieee14-active .map-canvas {
  filter: contrast(1.08) saturate(0.92) brightness(0.88);
}

.map-fallback {
  z-index: 0;
  display: grid;
  place-items: center;
  color: var(--faint);
  background:
    linear-gradient(90deg, oklch(24% 0.025 220 / 0.28) 1px, transparent 1px),
    linear-gradient(oklch(24% 0.025 220 / 0.28) 1px, transparent 1px),
    radial-gradient(circle at 60% 42%, oklch(48% 0.13 190 / 0.26), transparent 32%),
    var(--bg);
  background-size: 52px 52px, 52px 52px, auto, auto;
}

.map-fallback span {
  font-family: var(--font-data);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.map-scrim {
  z-index: 2;
  pointer-events: none;
  background:
    radial-gradient(circle at 52% 50%, transparent 0 42%, oklch(7% 0.02 220 / 0.16) 68%, oklch(7% 0.02 220 / 0.48) 100%),
    linear-gradient(90deg, oklch(7% 0.02 220 / 0.44), transparent 19%, transparent 72%, oklch(7% 0.02 220 / 0.5));
}

.network-overlay {
  z-index: 4;
  pointer-events: none;
  opacity: 0;
  overflow: hidden;
  contain: paint;
  transition: opacity 420ms var(--ease-out);
}

.map-stage.is-ieee14-active .network-overlay {
  opacity: 1;
  pointer-events: auto;
}

.monitor-topbar {
  position: absolute;
  z-index: 20;
  top: 16px;
  left: 16px;
  right: 16px;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: oklch(13% 0.026 220 / 0.78);
  box-shadow: 0 14px 44px oklch(7% 0.018 220 / 0.38);
}

.topbar-left,
.topbar-status,
.overview-actions,
.status-line,
.panel-heading,
.metric-strip,
.health-strip,
.dispatch-summary,
.chart-stats,
.alarm-summary {
  display: flex;
  align-items: center;
}

.topbar-left {
  min-width: 0;
  gap: 14px;
}

.back-link,
.return-map,
.case-shortcut,
.table-tabs button {
  border: 1px solid var(--line);
  background: oklch(21% 0.03 220 / 0.86);
  color: var(--text);
  cursor: pointer;
  text-decoration: none;
  transition:
    transform 180ms var(--ease-out),
    border-color 180ms var(--ease-out),
    background 180ms var(--ease-out),
    color 180ms var(--ease-out);
}

.back-link,
.return-map {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 13px;
  border-radius: 999px;
  white-space: nowrap;
  font-weight: 700;
}

.back-link:hover,
.return-map:hover,
.case-shortcut:hover,
.table-tabs button:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
  background: oklch(25% 0.04 220 / 0.94);
}

.back-link svg,
.return-map svg {
  width: 18px;
  height: 18px;
}

.lab-identity {
  min-width: 0;
}

.eyebrow {
  margin: 0;
  font-family: var(--font-data);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  margin-top: 2px;
  font-family: var(--font-display);
  font-size: 1.22rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0;
}

h2 {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0;
}

.topbar-status {
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-data);
  font-size: 0.72rem;
  color: var(--muted);
}

.topbar-status > span,
.source-chip,
.value-badge {
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 10px;
  background: oklch(20% 0.032 220 / 0.72);
}

.live-pill span,
.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 16px var(--teal);
}

.overview-panel {
  position: absolute;
  z-index: 12;
  left: clamp(18px, 4vw, 72px);
  bottom: clamp(24px, 5vh, 72px);
  width: min(420px, calc(100vw - 32px));
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: oklch(15% 0.026 220 / 0.9);
  box-shadow: var(--shadow);
  transition: opacity 260ms var(--ease-out), transform 260ms var(--ease-out);
}

.map-stage.is-ieee14-active .overview-panel {
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
}

.overview-panel h2 {
  font-size: 1.35rem;
}

.overview-panel p:not(.eyebrow) {
  color: var(--muted);
  line-height: 1.55;
}

.overview-actions {
  align-items: stretch;
  gap: 8px;
}

.case-shortcut {
  flex: 1;
  display: grid;
  gap: 3px;
  min-height: 66px;
  padding: 11px;
  border-radius: var(--radius-md);
  text-align: left;
}

.case-shortcut strong {
  font-family: var(--font-data);
  font-size: 0.88rem;
}

.case-shortcut span {
  color: var(--muted);
  font-size: 0.78rem;
}

.case-shortcut.is-primary {
  border-color: oklch(76% 0.15 190 / 0.8);
  background: linear-gradient(135deg, oklch(26% 0.07 200 / 0.94), oklch(17% 0.035 220 / 0.94));
}

.case-layer {
  position: absolute;
  inset: 0;
  z-index: 9;
  pointer-events: none;
}

.case-marker {
  min-width: 104px;
  display: grid;
  gap: 2px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 9px 13px;
  color: var(--text);
  background: oklch(15% 0.036 220 / 0.92);
  box-shadow: 0 0 0 5px oklch(75% 0.14 190 / 0.08), 0 12px 32px oklch(7% 0.02 220 / 0.45);
  cursor: pointer;
  pointer-events: auto;
}

.case-marker strong {
  font-family: var(--font-data);
  font-size: 0.78rem;
}

.case-marker span {
  color: var(--muted);
  font-size: 0.68rem;
}

.case-marker::before {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  margin-left: -20px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px var(--cyan);
}

.case-marker.is-disabled {
  border-color: oklch(58% 0.04 220 / 0.5);
  color: var(--faint);
}

.case-marker.is-disabled::before {
  background: var(--amber);
  box-shadow: 0 0 16px var(--amber);
}

.return-map {
  flex: none;
}

.planned-notice {
  position: absolute;
  z-index: 25;
  right: 18px;
  top: 92px;
  width: min(330px, calc(100vw - 36px));
  display: grid;
  gap: 7px;
  padding: 15px;
  border: 1px solid oklch(78% 0.15 78 / 0.58);
  border-radius: var(--radius-lg);
  background: oklch(18% 0.035 80 / 0.94);
  box-shadow: var(--shadow);
}

.planned-notice span {
  font-family: var(--font-data);
  color: var(--amber);
  font-weight: 700;
}

.planned-notice p {
  color: var(--muted);
  line-height: 1.45;
}

.monitor-panels {
  position: absolute;
  z-index: 14;
  inset: 84px 16px 16px;
  display: block;
  opacity: 0;
  pointer-events: none;
  transform: scale(0.985) translateY(10px);
  transform-origin: center;
  transition: opacity 420ms var(--ease-out), transform 520ms var(--ease-out);
}

.map-stage.is-ieee14-active .monitor-panels {
  opacity: 1;
  pointer-events: none;
  transform: none;
}

.monitor-panel {
  position: absolute;
  min-width: 0;
  min-height: 0;
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: oklch(13.5% 0.03 220 / 0.78);
  box-shadow: 0 10px 28px oklch(7% 0.02 220 / 0.28);
  overflow: hidden;
  pointer-events: auto;
  scrollbar-color: oklch(65% 0.09 190 / 0.5) transparent;
  scrollbar-width: thin;
  overflow-wrap: anywhere;
}

.system-panel,
.dispatch-panel,
.bus-panel,
.trends-panel,
.alarms-panel {
  overflow-x: hidden;
  overflow-y: hidden;
}

.monitor-panel::-webkit-scrollbar,
.table-wrap::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

.monitor-panel::-webkit-scrollbar-track,
.table-wrap::-webkit-scrollbar-track {
  background: transparent;
}

.monitor-panel::-webkit-scrollbar-thumb,
.table-wrap::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: oklch(65% 0.09 190 / 0.45);
}

.system-panel {
  top: 0;
  left: calc(var(--left-dock) + var(--dock-gap));
  right: calc(var(--right-dock) + var(--dock-gap));
  max-height: 150px;
  grid-template-columns: minmax(180px, 0.5fr) minmax(360px, 1fr);
  grid-template-areas:
    "system-head system-metrics"
    "system-status system-health";
  align-items: start;
  gap: 8px 12px;
  padding: 10px 12px;
  border-color: oklch(80% 0.12 190 / 0.34);
  background:
    linear-gradient(135deg, oklch(18% 0.055 192 / 0.42), oklch(13.5% 0.03 220 / 0.78));
}

.dispatch-panel {
  top: 0;
  left: 0;
  width: var(--left-dock);
  height: clamp(300px, 33vh, 354px);
  border-color: oklch(78% 0.16 78 / 0.38);
  background:
    linear-gradient(135deg, oklch(21% 0.055 72 / 0.35), oklch(13.5% 0.03 220 / 0.78));
}

.bus-panel {
  left: 0;
  bottom: calc(var(--table-drawer-h) + var(--dock-gap));
  width: var(--left-dock);
  height: clamp(294px, 32vh, 344px);
  border-color: oklch(75% 0.15 165 / 0.4);
  background:
    linear-gradient(135deg, oklch(19% 0.055 165 / 0.34), oklch(13.5% 0.03 220 / 0.78));
}

.trends-panel {
  top: 0;
  right: 0;
  width: var(--right-dock);
  height: clamp(330px, 38vh, 380px);
  border-color: oklch(76% 0.11 205 / 0.35);
}

.corridors-panel {
  top: calc(clamp(330px, 38vh, 380px) + var(--dock-gap));
  right: 0;
  width: var(--right-dock);
  height: clamp(146px, 16vh, 188px);
  border-color: oklch(78% 0.16 78 / 0.35);
}

.alarms-panel {
  right: 0;
  bottom: 0;
  width: var(--right-dock);
  height: clamp(276px, 32vh, 344px);
  border-color: oklch(73% 0.15 290 / 0.34);
  background:
    linear-gradient(135deg, oklch(18% 0.045 285 / 0.34), oklch(13.5% 0.03 220 / 0.78));
}

.table-panel {
  left: calc(var(--left-dock) + var(--dock-gap));
  right: calc(var(--right-dock) + var(--dock-gap));
  bottom: 0;
  height: var(--table-drawer-h);
  border-color: oklch(72% 0.09 190 / 0.26);
}

.panel-heading {
  justify-content: space-between;
  gap: 12px;
}

.panel-heading.compact {
  align-items: start;
}

.panel-heading h2 {
  margin-top: 3px;
}

.system-panel .panel-heading {
  grid-area: system-head;
  display: grid;
  gap: 6px;
  align-content: start;
}

.system-panel .panel-heading .source-chip {
  justify-self: start;
}

.system-panel .status-line {
  grid-area: system-status;
  align-items: start;
  gap: 6px;
  flex-direction: column;
  font-size: 0.64rem;
}

.system-panel .metric-strip {
  grid-area: system-metrics;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.system-panel .health-strip {
  grid-area: system-health;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.source-chip,
.value-badge {
  flex: none;
  min-height: 26px;
  font-family: var(--font-data);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--cyan);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.value-badge {
  color: var(--text);
}

.status-line {
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-family: var(--font-data);
  font-size: 0.7rem;
}

.status-line span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.metric-strip {
  gap: 8px;
}

.metric {
  flex: 1;
  min-width: 0;
  display: grid;
  gap: 5px;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: oklch(21% 0.033 220 / 0.75);
}

.metric span,
.health-strip em,
.dispatch-summary span,
.chart-stats em,
.alarm-summary em {
  color: var(--faint);
  font-size: 0.66rem;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric strong {
  font-family: var(--font-data);
  font-size: clamp(1.05rem, 1.6vw, 1.38rem);
  letter-spacing: -0.01em;
}

.system-panel .metric {
  padding: 8px 9px;
}

.system-panel .metric strong {
  font-size: clamp(0.92rem, 1vw, 1.08rem);
}

.metric.is-warning strong {
  color: var(--amber);
}

.health-strip,
.alarm-summary,
.chart-stats {
  gap: 8px;
}

.health-strip span,
.chart-stats span,
.alarm-summary span,
.dispatch-summary > div {
  flex: 1;
  min-width: 0;
  display: grid;
  gap: 4px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: oklch(20% 0.03 220 / 0.62);
}

.system-panel .health-strip span {
  padding: 7px 8px;
}

.system-panel .health-strip strong {
  font-size: 0.72rem;
}

.health-strip strong,
.chart-stats strong,
.alarm-summary strong,
.dispatch-summary strong {
  font-family: var(--font-data);
  font-size: 0.8rem;
  white-space: nowrap;
}

.dispatch-summary {
  gap: 8px;
}

.donut-row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  align-items: center;
  gap: 9px;
}

.dispatch-donut {
  width: 84px;
  height: 84px;
}

.donut-track,
.donut-fill {
  fill: none;
  stroke-width: 13;
}

.donut-track {
  stroke: oklch(31% 0.03 220 / 0.72);
}

.donut-fill {
  stroke: var(--amber);
  stroke-linecap: round;
  stroke-dasharray: 0 100;
  transform: rotate(-90deg);
  transform-origin: center;
  transition: stroke-dasharray 220ms var(--ease-out);
}

.dispatch-donut text {
  fill: var(--text);
  font-family: var(--font-data);
  font-weight: 700;
  text-anchor: middle;
}

.dispatch-donut text:last-child {
  fill: var(--muted);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.bar-list,
.reserve-list,
.corridor-list,
.alarm-list,
.trend-stack {
  display: grid;
  gap: 6px;
}

.bar-row,
.reserve-row,
.corridor-row {
  display: grid;
  grid-template-columns: minmax(70px, 0.75fr) minmax(70px, 1fr) auto;
  align-items: center;
  gap: 8px;
  font-family: var(--font-data);
  font-size: 0.72rem;
}

.bar-track,
.reserve-track,
.corridor-track {
  height: 7px;
  border-radius: 999px;
  background: oklch(33% 0.03 220 / 0.78);
  overflow: hidden;
}

.bar-fill,
.reserve-fill,
.corridor-fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cyan), var(--teal));
  transition: width 260ms var(--ease-out);
}

.bar-fill.is-slack {
  background: linear-gradient(90deg, var(--amber), var(--orange));
}

.reserve-row {
  grid-template-columns: 34px minmax(0, 1fr) 46px;
  min-height: 25px;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: oklch(19% 0.03 220 / 0.62);
}

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

.reserve-row {
  grid-template-columns: 28px minmax(0, 1fr) 34px;
}

.reserve-row.is-limit {
  border-color: oklch(68% 0.18 20 / 0.62);
}

.reserve-row.is-limit .reserve-fill {
  background: linear-gradient(90deg, var(--red), var(--amber));
}

.mini-chart {
  width: 100%;
  min-height: 84px;
}

.chart-area {
  fill: url(#busLoadFill);
}

.chart-line {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 8px oklch(80% 0.15 190 / 0.42));
}

.chart-point {
  fill: var(--text);
  stroke: var(--cyan);
  stroke-width: 1.5;
}

.bus-selector {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
}

.bus-selector button {
  min-height: 28px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: oklch(20% 0.03 220 / 0.78);
  color: var(--muted);
  cursor: pointer;
  font-family: var(--font-data);
  font-weight: 700;
}

.bus-selector button.is-active,
.bus-selector button:hover {
  color: var(--text);
  border-color: var(--cyan);
  background: oklch(25% 0.075 195 / 0.88);
}

.trend-card {
  display: grid;
  grid-template-columns: minmax(110px, 0.8fr) minmax(92px, 0.9fr);
  gap: 7px;
  align-items: center;
  min-height: 58px;
  padding: 7px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: oklch(19% 0.03 220 / 0.68);
}

.trend-card.is-secondary,
.corridor-row.is-secondary,
.alarm-item.is-secondary,
.telemetry-table tbody tr.is-summary-extra {
  display: none;
}

.trend-card span,
.alarm-item time,
.alarm-item em {
  color: var(--faint);
  font-family: var(--font-data);
  font-size: 0.66rem;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.trend-card strong {
  display: block;
  margin-top: 2px;
  font-family: var(--font-data);
  font-size: 0.86rem;
}

.trend-card small {
  display: block;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.25;
  font-size: 0.68rem;
}

.trend-chart {
  width: 100%;
  height: 42px;
}

.trend-grid {
  stroke: oklch(42% 0.03 220 / 0.4);
  stroke-width: 1;
}

.trend-line {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.trend-area {
  fill: oklch(75% 0.13 190 / 0.18);
}

.corridor-row {
  grid-template-columns: 78px minmax(0, 1fr) 44px;
  padding: 6px 0;
  border-bottom: 1px solid oklch(42% 0.03 220 / 0.36);
}

.corridor-row:last-child {
  border-bottom: 0;
}

.corridor-list .corridor-row:nth-child(n+4) {
  display: none;
}

.corridor-fill.is-warning {
  background: linear-gradient(90deg, var(--amber), var(--orange));
}

.corridor-fill.is-danger {
  background: linear-gradient(90deg, var(--red), var(--orange));
}

.alarm-timeline {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 5px;
}

.alarm-timeline span {
  height: 7px;
  border-radius: 999px;
  background: var(--teal);
}

.alarm-timeline span.is-warning {
  background: var(--amber);
}

.alarm-timeline span.is-alert {
  background: var(--red);
}

.alarm-item {
  display: grid;
  grid-template-columns: 52px 72px minmax(0, 1fr);
  gap: 7px;
  align-items: center;
  min-height: 31px;
  padding: 5px 0;
  border-bottom: 1px solid oklch(42% 0.03 220 / 0.34);
  font-size: 0.78rem;
}

.alarm-item:last-child {
  border-bottom: 0;
}

.severity-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 22px;
  border-radius: 999px;
  padding: 0 8px;
  color: var(--bg);
  background: var(--teal);
  font-family: var(--font-data);
  font-size: 0.62rem;
  font-weight: 700;
}

.severity-chip.is-warning {
  background: var(--amber);
}

.severity-chip.is-alert {
  background: var(--red);
}

.alarm-message {
  min-width: 0;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.alarm-list .alarm-item:nth-child(n+5) {
  display: none;
}

.map-health {
  color: var(--green);
}

.map-stage.is-map-fallback .map-health {
  color: var(--amber);
}

.table-panel {
  grid-template-rows: auto minmax(0, 1fr);
}

.table-tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: oklch(14% 0.025 220 / 0.72);
}

.table-tabs button {
  min-height: 28px;
  border-radius: 999px;
  padding: 0 11px;
  font-family: var(--font-data);
  font-size: 0.68rem;
  font-weight: 700;
}

.table-tabs button.is-active {
  color: var(--bg);
  background: var(--cyan);
  border-color: var(--cyan);
}

.table-wrap {
  min-height: 0;
  overflow-x: auto;
  overflow-y: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.telemetry-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-family: var(--font-data);
  font-size: 0.72rem;
}

.telemetry-table th,
.telemetry-table td {
  padding: 6px 10px;
  border-bottom: 1px solid oklch(42% 0.03 220 / 0.35);
  text-align: right;
  white-space: nowrap;
}

.telemetry-table tbody tr:nth-child(n+4) {
  display: none;
}

.telemetry-table th:first-child,
.telemetry-table td:first-child,
.telemetry-table th:nth-child(2),
.telemetry-table td:nth-child(2) {
  text-align: left;
}

.telemetry-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  color: var(--faint);
  background: oklch(18% 0.03 220);
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.telemetry-table tbody tr:hover td {
  background: oklch(24% 0.04 220 / 0.52);
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 14px var(--teal);
}

.num-positive {
  color: var(--cyan);
}

.num-negative {
  color: var(--orange);
}

.num-warning {
  color: var(--amber);
}

.num-danger {
  color: var(--red);
}

.network-branch-glow,
.network-branch-base,
.network-branch-flow {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}

.network-branch-glow {
  stroke: oklch(80% 0.15 190 / 0.22);
  stroke-width: 11;
  filter: blur(4px);
}

.network-branch-base {
  stroke: oklch(74% 0.08 205 / 0.55);
  stroke-width: 3;
}

.network-branch-flow {
  stroke: var(--cyan);
  stroke-width: 2.2;
  stroke-dasharray: 6 26;
  opacity: 0.78;
  animation: branchFlow 4.8s linear infinite;
  filter: drop-shadow(0 0 8px oklch(80% 0.15 190 / 0.68));
}

.network-branch-flow.is-warning {
  stroke: var(--amber);
  filter: drop-shadow(0 0 8px oklch(78% 0.16 78 / 0.7));
}

.network-branch-flow.is-selected,
.network-branch-base.is-selected {
  stroke: var(--violet);
}

.network-bus {
  pointer-events: auto;
  cursor: pointer;
}

.network-bus-hit {
  fill: oklch(100% 0.01 220 / 0);
  pointer-events: all;
}

.network-bus-halo {
  fill: oklch(80% 0.13 190 / 0.18);
  filter: blur(4px);
}

.network-bus-core {
  fill: var(--text);
  stroke: var(--cyan);
  stroke-width: 1.6;
  filter: drop-shadow(0 0 10px oklch(86% 0.12 190 / 0.8));
}

.network-bus.is-selected .network-bus-core {
  stroke: var(--violet);
  filter: drop-shadow(0 0 14px oklch(73% 0.15 290 / 0.9));
}

.network-bus.is-warning .network-bus-core {
  stroke: var(--amber);
}

.network-bus-label-bg {
  fill: oklch(12% 0.026 220 / 0.9);
  stroke: oklch(70% 0.11 190 / 0.48);
}

.network-bus-label {
  fill: var(--text);
  font-family: var(--font-data);
  font-size: 10px;
  font-weight: 700;
  text-anchor: middle;
  dominant-baseline: middle;
  pointer-events: none;
}

@keyframes branchFlow {
  from {
    stroke-dashoffset: 0;
  }
  to {
    stroke-dashoffset: -26;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .map-stage::before,
  .live-pill span,
  .live-dot,
  .network-branch-flow {
    animation: none !important;
  }
}

@media (max-width: 1300px) {
  .monitor-panels {
    --left-dock: 278px;
    --right-dock: 296px;
    --dock-gap: 12px;
    --table-drawer-h: clamp(136px, 18vh, 180px);
    inset: 80px 12px 12px;
  }

  .monitor-panel {
    padding: 11px;
  }

  .system-panel {
    max-height: 112px;
    grid-template-columns: 1fr;
    grid-template-areas:
      "system-metrics"
      "system-health";
  }

  .system-panel .panel-heading,
  .system-panel .status-line {
    display: none;
  }

  .dispatch-panel {
    max-height: 260px;
  }

  .bus-panel {
    max-height: 282px;
  }

  .trends-panel {
    max-height: 264px;
  }

  .corridors-panel {
    top: 276px;
    max-height: 154px;
  }

  .alarms-panel {
    max-height: 270px;
  }

  .metric-strip,
  .health-strip {
    flex-wrap: wrap;
  }

  .health-strip span {
    flex: 1 1 140px;
  }
}

@media (max-width: 1500px) and (min-width: 1061px) {
  .corridors-panel {
    gap: 5px;
  }

  .corridors-panel .panel-heading {
    min-height: 0;
  }

  .corridors-panel .panel-heading h2 {
    display: none;
  }

  .corridor-row {
    padding: 4px 0;
    font-size: 0.68rem;
  }
}

@media (max-width: 1060px) {
  body.power-monitor {
    overflow: auto;
  }

  .map-stage {
    min-height: 100dvh;
    overflow-x: clip;
    overflow-y: visible;
    padding-top: 0;
  }

  .map-stage::before,
  .map-stage::after {
    display: none;
  }

  .map-canvas,
  .map-fallback,
  .map-scrim,
  .network-overlay {
    height: 720px;
    bottom: auto;
  }

  .monitor-topbar {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    margin: 12px;
  }

  .topbar-left,
  .monitor-topbar {
    align-items: flex-start;
  }

  .monitor-topbar {
    flex-direction: column;
  }

  .overview-panel {
    position: relative;
    left: auto;
    bottom: auto;
    margin: 300px 12px 16px;
    width: auto;
  }

  .planned-notice {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    margin: 12px;
    width: auto;
  }

  .monitor-panels {
    position: relative;
    inset: auto;
    margin: 16px 12px 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
    grid-template-areas:
      "system system"
      "dispatch trends"
      "bus alarms"
      "table table"
      "mapspace mapspace";
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .monitor-panel {
    position: static;
    width: auto;
    height: auto;
    max-height: none;
  }

  .table-wrap {
    overflow: auto;
  }

  .alarm-list .alarm-item:nth-child(n+5) {
    display: grid;
  }

  .corridor-list .corridor-row:nth-child(n+4) {
    display: grid;
  }

  .telemetry-table tbody tr:nth-child(n+4) {
    display: table-row;
  }

  .trend-card.is-secondary,
  .corridor-row.is-secondary,
  .alarm-item.is-secondary {
    display: grid;
  }

  .telemetry-table tbody tr.is-summary-extra {
    display: table-row;
  }

  .system-panel {
    grid-area: system;
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "system-head"
      "system-status"
      "system-metrics"
      "system-health";
    max-height: none;
  }

  .system-panel .panel-heading {
    display: grid;
  }

  .system-panel .status-line {
    display: flex;
  }

  .dispatch-panel {
    grid-area: dispatch;
  }

  .bus-panel {
    grid-area: bus;
  }

  .trends-panel {
    grid-area: trends;
  }

  .corridors-panel {
    grid-area: mapspace;
  }

  .alarms-panel {
    grid-area: alarms;
  }

  .table-panel {
    grid-area: table;
  }

  body[data-case-state="overview"] .monitor-panels {
    display: none;
  }

  .corridors-panel {
    max-width: none;
    justify-self: stretch;
  }
}

@media (max-width: 720px) {
  .map-canvas,
  .map-fallback,
  .map-scrim,
  .network-overlay {
    height: 620px;
  }

  .topbar-left {
    width: 100%;
    flex-direction: column;
  }

  .back-link,
  .return-map {
    width: 100%;
    justify-content: center;
  }

  .topbar-status,
  .overview-actions,
  .metric-strip,
  .health-strip,
  .dispatch-summary,
  .chart-stats,
  .alarm-summary {
    width: 100%;
  }

  .overview-actions,
  .metric-strip,
  .health-strip,
  .dispatch-summary,
  .chart-stats,
  .alarm-summary,
  .topbar-status {
    flex-direction: column;
    align-items: stretch;
  }

  .overview-panel {
    margin-top: 240px;
  }

  .monitor-panels {
    grid-template-columns: 1fr;
    grid-template-areas:
      "system"
      "dispatch"
      "bus"
      "trends"
      "alarms"
      "table"
      "mapspace";
  }

  .system-panel .metric-strip,
  .system-panel .health-strip {
    grid-template-columns: 1fr;
  }

  .donut-row,
  .trend-card,
  .alarm-item {
    grid-template-columns: 1fr;
  }

  .dispatch-donut {
    margin: 0 auto;
  }

  .bus-selector {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .panel-heading,
  .panel-heading.compact {
    align-items: stretch;
    flex-direction: column;
  }

  .table-tabs {
    width: 100%;
  }

  .table-tabs button {
    flex: 1;
  }
}

/* ===== 3D 数字孪生视图 (twin1) ===== */
.view-toggle {
  margin-left: 10px;
  border: 1px solid oklch(72% 0.05 220 / 0.45);
  background: oklch(32% 0.04 235 / 0.55);
  color: #d3e8f7;
  font: inherit; font-size: 12px; font-weight: 600; letter-spacing: 0.02em;
  padding: 5px 13px; border-radius: 999px; cursor: pointer;
  transition: background 140ms ease;
}
.view-toggle:hover { background: oklch(44% 0.06 225 / 0.7); }
.view-toggle[data-mode="3d"] { background: oklch(55% 0.12 200 / 0.55); border-color: oklch(70% 0.1 200 / 0.6); }

.twin3d {
  position: absolute; inset: 0; z-index: 6; overflow: hidden;
  background: #0e1622;
}
.twin3d[hidden] { display: none; }
.twin3d canvas { display: block; width: 100%; height: 100%; touch-action: none; }
.twin3d-tip {
  position: absolute; z-index: 8; pointer-events: none;
  display: flex; flex-direction: column; gap: 2px;
  background: oklch(18% 0.03 240 / 0.94); color: #e7f1fa;
  border: 1px solid oklch(52% 0.06 225 / 0.55); border-radius: 8px;
  padding: 8px 11px; font-size: 12px; line-height: 1.5; max-width: 230px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.twin3d-tip strong { font-size: 13px; color: #aee7ff; }

/* 暂隐藏本页所有浮窗数据面板(用户要求),让 3D/2D 全屏干净;保留顶栏切换 */
.monitor-panels, .overview-panel, .planned-notice { display: none !important; }