:root {
  color-scheme: dark;
  --bg: #050707;
  --surface: #080c0c;
  --surface-2: #0c1212;
  --surface-3: #111818;
  --line: #24302e;
  --line-strong: #40524e;
  --text: #e8f3ee;
  --muted: #89a19a;
  --dim: #52655f;
  --green: #35d07f;
  --green-soft: #13231b;
  --cyan: #38c9d6;
  --amber: #e3b341;
  --red: #ff5f5f;
  --white: #f7fff9;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  margin: 0;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.terminal-shell {
  display: grid;
  grid-template-columns: 228px minmax(0, 1fr);
  min-height: 100vh;
  padding-bottom: 28px;
}

.side-rail {
  background: #060909;
  border-right: 1px solid var(--line-strong);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: calc(100vh - 28px);
  padding: 12px;
  position: sticky;
  top: 0;
}

.brand-block {
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  padding: 12px;
}

.brand-mark {
  color: var(--white);
  display: block;
  font-family: Consolas, "Courier New", monospace;
  font-size: 28px;
  font-weight: 800;
  line-height: 1;
}

.brand-subtitle {
  color: var(--green);
  display: block;
  font-family: Consolas, "Courier New", monospace;
  font-size: 11px;
  margin-top: 8px;
}

.module-nav {
  display: grid;
  gap: 4px;
}

.nav-item,
.rail-action,
.menu-bar button,
.view-tabs button {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--muted);
}

.nav-item {
  align-items: center;
  display: grid;
  gap: 10px;
  grid-template-columns: 42px 1fr;
  min-height: 34px;
  padding: 5px 8px;
  text-align: left;
}

.nav-item span {
  color: var(--cyan);
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
}

.nav-item.is-active,
.nav-item:hover,
.view-tabs button.is-active,
.view-tabs button:hover,
.menu-bar button:hover {
  background: var(--surface-3);
  border-color: var(--line-strong);
  color: var(--white);
}

.rail-section {
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 10px;
}

.rail-section h2 {
  color: var(--dim);
  font-size: 11px;
  font-weight: 700;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.rail-action {
  display: block;
  margin-top: 6px;
  padding: 8px;
  text-align: left;
  width: 100%;
}

.rail-action:first-of-type {
  color: var(--green);
}

.boundary-card p {
  color: var(--amber);
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  line-height: 1.4;
  margin: 0;
  text-transform: uppercase;
}

.workspace {
  min-width: 0;
  padding: 10px 12px 18px;
}

.terminal-head {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 4px;
}

.menu-bar {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 4px;
  min-height: 34px;
  padding: 4px 8px;
}

.menu-bar button {
  font-size: 12px;
  padding: 5px 8px;
}

.system-lights {
  display: flex;
  gap: 6px;
  margin-left: auto;
}

.light,
.badge,
.mini-stat,
.op-badge {
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  display: inline-flex;
  font-family: Consolas, "Courier New", monospace;
  font-size: 11px;
  line-height: 1;
  padding: 5px 7px;
  white-space: nowrap;
}

.is-green {
  color: var(--green);
}

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

.is-cyan {
  color: var(--cyan);
}

.command-header {
  align-items: stretch;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.55fr);
  padding: 16px;
}

.eyebrow,
.panel-kicker {
  color: var(--green);
  font-family: Consolas, "Courier New", monospace;
  font-size: 11px;
  margin: 0 0 6px;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  font-size: 28px;
  line-height: 1.05;
  margin-bottom: 8px;
}

h2 {
  font-size: 15px;
  margin-bottom: 0;
}

.summary {
  color: var(--muted);
  line-height: 1.45;
  margin: 0;
  max-width: 900px;
}

.operator-cluster {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(3, 1fr);
}

.operator-cluster div,
.kpi,
.axis-cell,
.registry-cell,
.policy-cell,
.inspector-block,
.ledger-row {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 4px;
}

.operator-cluster div {
  padding: 10px;
}

.operator-cluster span,
.kpi span,
.axis-cell span,
.registry-cell span,
.policy-cell span {
  color: var(--dim);
  display: block;
  font-size: 11px;
  margin-bottom: 5px;
  text-transform: uppercase;
}

.operator-cluster strong,
.kpi strong {
  color: var(--white);
  display: block;
  font-size: 14px;
}

.command-strip {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(260px, 1.1fr) minmax(220px, 0.8fr) 170px 210px;
  padding: 10px 16px 12px;
}

label {
  color: var(--dim);
  display: grid;
  font-size: 11px;
  gap: 5px;
  text-transform: uppercase;
}

input,
select {
  background: #040606;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  color: var(--text);
  min-height: 32px;
  padding: 7px 9px;
  width: 100%;
}

input {
  font-family: Consolas, "Courier New", monospace;
}

.view-tabs {
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 8px 16px;
}

.view-tabs button {
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  padding: 7px 10px;
}

.ticker-row {
  border: 1px solid var(--line);
  border-radius: 4px;
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 10px;
  overflow: hidden;
}

.ticker-item {
  background: var(--surface-2);
  color: var(--muted);
  display: flex;
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  gap: 8px;
  justify-content: space-between;
  min-width: 0;
  padding: 8px 10px;
}

.ticker-item strong {
  color: var(--white);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kpi-row {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin-top: 10px;
}

.kpi {
  min-height: 70px;
  padding: 10px;
}

.kpi strong {
  font-family: Consolas, "Courier New", monospace;
  font-size: 24px;
  line-height: 1;
}

.kpi em {
  color: var(--muted);
  display: block;
  font-size: 12px;
  font-style: normal;
  margin-top: 8px;
}

.terminal-grid {
  align-items: start;
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(0, 1.55fr) minmax(340px, 0.8fr);
  margin-top: 10px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  min-width: 0;
}

.graph-panel {
  grid-row: span 3;
}

.panel-head {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  min-height: 54px;
  padding: 10px 12px;
}

.panel-head span {
  color: var(--muted);
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
}

.topology {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  padding: 10px 12px;
}

.depth-lane {
  border-left: 2px solid var(--line-strong);
  min-width: 0;
  padding-left: 8px;
}

.depth-lane strong {
  color: var(--cyan);
  display: block;
  font-family: Consolas, "Courier New", monospace;
  font-size: 11px;
  margin-bottom: 6px;
}

.node-chip {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--text);
  display: block;
  font-size: 12px;
  margin: 4px 0;
  overflow: hidden;
  padding: 6px;
  text-align: left;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 100%;
}

.node-chip:hover,
.node-chip.is-selected {
  border-color: var(--green);
  color: var(--white);
}

.table-shell {
  overflow: auto;
  max-height: 640px;
}

.table-shell.compact {
  max-height: 420px;
}

table {
  border-collapse: collapse;
  font-size: 12px;
  width: 100%;
}

th {
  background: #060909;
  color: var(--dim);
  font-family: Consolas, "Courier New", monospace;
  font-size: 11px;
  font-weight: 700;
  padding: 8px;
  position: sticky;
  text-align: left;
  text-transform: uppercase;
  top: 0;
  z-index: 1;
}

td {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 8px;
  vertical-align: top;
}

tbody tr {
  background: var(--surface);
}

tbody tr:hover,
tbody tr.is-selected {
  background: #0e1714;
}

td strong {
  color: var(--text);
  display: block;
}

.op-badge.ADD {
  color: var(--green);
}

.op-badge.UPGRADE {
  color: var(--amber);
}

.op-badge.DEACTIVATE {
  color: var(--red);
}

.op-badge.SKIP {
  color: var(--dim);
}

.axis-grid,
.registry-grid,
.policy-grid {
  display: grid;
  gap: 8px;
  padding: 10px 12px 12px;
}

.axis-cell,
.registry-cell,
.policy-cell {
  padding: 10px;
}

.axis-cell strong,
.registry-cell strong,
.policy-cell strong {
  color: var(--text);
  display: block;
  line-height: 1.35;
}

.axis-cell p,
.registry-cell p,
.policy-cell p,
.ledger-row p,
.inspector-block p {
  color: var(--muted);
  line-height: 1.4;
  margin: 6px 0 0;
}

.ledger-list {
  display: grid;
  gap: 8px;
  max-height: 430px;
  overflow: auto;
  padding: 10px 12px 12px;
}

.ledger-row {
  display: grid;
  gap: 8px;
  padding: 10px;
}

.ledger-row header {
  align-items: center;
  display: flex;
  gap: 8px;
  justify-content: space-between;
}

.ledger-row strong {
  color: var(--text);
}

.ledger-row code,
.inspector-block code {
  color: var(--cyan);
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
}

#inspector {
  display: grid;
  gap: 8px;
  padding: 10px 12px 12px;
}

.inspector-block {
  padding: 10px;
}

.inspector-block h3 {
  color: var(--text);
  font-size: 14px;
  margin: 0 0 8px;
}

.mini-grid {
  display: grid;
  gap: 6px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mini-stat {
  color: var(--muted);
  justify-content: space-between;
}

.status-bar {
  background: #030505;
  border-top: 1px solid var(--line-strong);
  bottom: 0;
  color: var(--muted);
  display: grid;
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  gap: 1px;
  grid-column: 1 / -1;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  left: 0;
  min-height: 28px;
  position: fixed;
  right: 0;
  z-index: 5;
}

.status-bar span {
  border-right: 1px solid var(--line);
  overflow: hidden;
  padding: 7px 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 1180px) {
  .terminal-shell {
    grid-template-columns: 1fr;
  }

  .side-rail {
    min-height: 0;
    position: static;
  }

  .module-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .terminal-grid,
  .command-header,
  .command-strip {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .workspace {
    padding: 8px;
  }

  .operator-cluster,
  .ticker-row,
  .kpi-row,
  .module-nav,
  .status-bar {
    grid-template-columns: 1fr;
  }

  .status-bar {
    position: static;
  }

  .terminal-shell {
    padding-bottom: 0;
  }
}