/* N5 MAX board telemetry — maps to shared theme.css tokens.
 * Dark theme ≈ historical lab charcoal+teal; light uses editorial tokens.
 */
:root {
  /* Tighter lab radius (theme.css uses 14px for Story/Matrix).
   * --mono comes from theme.css (Intel One Mono). */
  --radius: 6px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  background: var(--bg);
  overflow-x: clip;
}

body.lab-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 100%;
  overflow-x: clip;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.lab-page .site-nav .inner {
  width: min(100% - 1.5rem, var(--max, 1120px));
}

body.lab-page .provisional-banner-inner {
  width: min(100% - 1.5rem, var(--max, 1120px));
}

/* —— Header —— */
.lab-toolbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.65rem 1.1rem;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.lab-toolbar .lab-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text);
}

.lab-toolbar .lab-title span {
  color: var(--teal);
  font-weight: 500;
}

.lab-toolbar .lab-meta {
  color: var(--text-muted);
  font-size: 0.78rem;
  font-family: var(--mono);
}

.demo-banner {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.65rem;
  background: var(--demo-bg);
  border: 1px solid rgba(251, 191, 36, 0.4);
  border-radius: 999px;
  color: var(--demo-chip);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.demo-banner::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--demo-chip);
  box-shadow: 0 0 6px var(--demo-chip);
}

/* —— Layout ——
   Document scrolls as one page. Board | seats on ≥1100px; stack below.
   No viewport-filling 1fr row that forces nested overflow on both columns. */
.main-grid {
  flex: 1 0 auto;
  display: grid;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
  grid-template-rows: auto auto auto;
  align-items: start;
  gap: 0;
}

@media (max-width: 1100px) {
  .main-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
  .board-panel { border-right: none; }
  .side-panel {
    border-left: none;
    border-top: 1px solid var(--border);
    max-height: none;
  }
}

/* —— HUD —— */
.hud {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0;
  min-width: 0;
  max-width: 100%;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
}

.hud-cell {
  padding: 0.7rem 1.1rem;
  border-right: 1px solid var(--border-subtle);
  min-width: 0;
}

.hud-cell:last-child { border-right: none; }

.hud-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: 0.15rem;
}

.hud-value {
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.hud-value.headline {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--teal);
  font-weight: 600;
  letter-spacing: 0.03em;
}

.demo-chip {
  display: inline-block;
  padding: 0.12rem 0.42rem;
  background: var(--demo-bg);
  border: 1px solid rgba(251, 191, 36, 0.45);
  border-radius: 3px;
  color: var(--demo-chip);
  font-family: var(--font);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
  vertical-align: middle;
}

/* —— Board panel —— */
.board-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border-right: 1px solid var(--border);
  background: var(--bg);
}

.board-toolbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.45rem 0.9rem;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}

.board-toolbar label {
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.board-toolbar select,
.board-toolbar button,
.ctrl button,
.ctrl select {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.75rem;
  padding: 0.3rem 0.55rem;
  border-radius: var(--radius);
  cursor: pointer;
}

.board-toolbar button:hover,
.ctrl button:hover { border-color: var(--teal-dim); color: var(--teal); }

.board-toolbar button.active,
.ctrl button.active {
  background: rgba(45, 212, 191, 0.12);
  border-color: var(--teal-dim);
  color: var(--teal);
}

.board-svg-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 0.9rem 1rem;
  /* SVG scales with width; no locked tall box, no inner scrollbar */
  overflow: visible;
}

.board-svg-wrap svg {
  width: 100%;
  max-width: 780px;
  height: auto;
  display: block;
}

/* SVG board styles */
.board-bg { fill: #12171c; }
.board-outline { fill: none; stroke: #3a4650; stroke-width: 1.5; }
.landmark {
  fill: #1a2228;
  stroke: #2e3942;
  stroke-width: 1;
}
.landmark-label {
  fill: var(--text-dim);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.04em;
}
.slot {
  transition: opacity 0.25s, filter 0.25s;
}
.slot.inactive { opacity: 0.32; filter: grayscale(0.4); }
.slot.active {
  opacity: 1;
  filter: drop-shadow(0 0 4px var(--teal-glow));
}
.slot-body {
  fill: #1e282f;
  stroke: #3d4a55;
  stroke-width: 1.2;
}
.slot.os-x4 .slot-body {
  stroke: var(--accent-x4);
  stroke-width: 2.2;
  fill: #1a2a28;
}
.slot-connector {
  fill: #2a353e;
  stroke: #4a5864;
  stroke-width: 0.8;
}
.slot.os-x4 .slot-connector {
  stroke: var(--accent-x4);
  stroke-width: 1.5;
  fill: #1e3532;
}
.slot-heat {
  fill: var(--heat-cold);
  opacity: 0.55;
  transition: fill 0.3s;
}
.slot-label {
  fill: var(--text-muted);
  font-family: var(--mono);
  font-size: 7.5px;
}
.slot-serial {
  fill: var(--teal);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 600;
}
.slot-temp {
  fill: var(--text);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 600;
}
.x4-badge {
  fill: var(--accent-x4);
  font-family: var(--font-display);
  font-size: 7px;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.x4-badge-bg {
  fill: rgba(94, 234, 212, 0.15);
  stroke: var(--accent-x4);
  stroke-width: 0.8;
  rx: 2;
}
.placement-note {
  fill: #5a6a76;
  font-family: var(--font);
  font-size: 6.5px;
  font-style: italic;
}
.spine-callout {
  fill: none;
  stroke: var(--teal-dim);
  stroke-width: 0.7;
  stroke-dasharray: 3 2;
}
.spine-callout-text {
  fill: var(--teal-dim);
  font-family: var(--font-display);
  font-size: 6.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* —— Side panel —— */
.side-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  /* Grow with content; page scroll owns vertical motion */
  overflow: visible;
}

.side-section {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.side-section h3 {
  font-family: var(--font-display);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 0.55rem;
  font-weight: 600;
}

.drive-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  /* Five seats fit without a nested scroller; page scroll owns vertical motion. */
}

.drive-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 0.5rem 0.65rem;
  opacity: 0.4;
  transition: opacity 0.25s, border-color 0.25s;
}

.drive-card.active {
  opacity: 1;
  border-color: rgba(45, 212, 191, 0.35);
}

.drive-card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.3rem;
}

.drive-role {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text);
  font-weight: 600;
}

.drive-serial {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--teal);
}

.drive-temp {
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 600;
}

.rail {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.2rem;
  font-size: 0.68rem;
  font-family: var(--mono);
}

.rail-bar-track {
  flex: 1;
  height: 4px;
  background: #1a2228;
  border-radius: 2px;
  overflow: hidden;
}

.rail-bar {
  height: 100%;
  border-radius: 2px;
  transition: width 0.2s;
}

.rail-bar.read { background: var(--rail-read); }
.rail-bar.write { background: var(--rail-write); }
.rail-label { color: var(--text-dim); width: 28px; }
.rail-val { color: var(--text-muted); min-width: 52px; text-align: right; }

.pool-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.pool-stat {
  background: var(--bg-elevated);
  border-radius: var(--radius);
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--border-subtle);
}

.pool-stat .val {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--teal);
  font-weight: 600;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}
.pool-stat .val small {
  font-family: var(--font);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.pool-stat .lbl {
  font-size: 0.65rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.legend-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.legend-swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 0.3rem;
  vertical-align: middle;
}

.notes {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.notes strong { color: var(--text); font-weight: 500; }

/* —— Chart + transport —— */
.bottom-panel {
  grid-column: 1 / -1;
  min-width: 0;
  max-width: 100%;
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.chart-wrap {
  height: clamp(140px, 22vh, 200px);
  padding: 0.5rem 1rem 0;
  position: relative;
  min-width: 0;
}

.chart-wrap canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.transport {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 1rem 0.7rem;
  flex-wrap: wrap;
}

.ctrl { display: flex; align-items: center; gap: 0.35rem; }

.scrubber {
  flex: 1;
  min-width: 120px;
  accent-color: var(--teal);
  height: 4px;
}

.time-display {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  min-width: 90px;
}

.playlist {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
}

.playlist button {
  font-size: 0.68rem !important;
  padding: 0.25rem 0.5rem !important;
}

.playlist button .demo-chip {
  margin-left: 0.25rem;
}

.footer-note {
  padding: 0.4rem 1.1rem 0.55rem;
  font-size: 0.65rem;
  color: var(--text-dim);
  border-top: 1px solid var(--border-subtle);
  font-family: var(--mono);
}


/* Display / tech accents (Orbitron) — use sparingly */
.font-display { font-family: var(--font-display); }
.face-label {
  fill: var(--accent-x4);
  font-family: var(--font-display);
  font-size: 7px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

/* Compact provisional reinforce (alongside DEMO banner) */
.provisional-compact {
  width: 100%;
  flex-basis: 100%;
  margin-top: 0.35rem;
  padding: 0.35rem 0.55rem;
  background: linear-gradient(90deg, #1a1408, #2a1f0a);
  border: 1px solid #f5a623;
  border-radius: var(--radius);
  color: #ffcc33;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
}


/* --- Calibration playback --- */
:root {
  --calibrate-chip: #34d399;
  --cell1-chip: #38bdf8;
}
.demo-banner.calibrate-banner {
  color: var(--calibrate-chip);
}
.demo-banner.calibrate-banner::before {
  background: var(--calibrate-chip);
  box-shadow: 0 0 6px var(--calibrate-chip);
}
.demo-chip.calibrate-chip {
  color: var(--calibrate-chip);
  border-color: color-mix(in srgb, var(--calibrate-chip) 45%, transparent);
}
.demo-banner.cell1-banner {
  color: var(--cell1-chip);
}
.demo-banner.cell1-banner::before {
  background: var(--cell1-chip);
  box-shadow: 0 0 6px var(--cell1-chip);
}
.demo-chip.cell1-chip {
  color: var(--cell1-chip);
  border-color: color-mix(in srgb, var(--cell1-chip) 45%, transparent);
}
.source-toggle {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}
.source-toggle button {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border, #334155);
  background: transparent;
  color: var(--text-dim, #94a3b8);
  cursor: pointer;
}
.source-toggle button.active {
  color: var(--cell1-chip);
  border-color: color-mix(in srgb, var(--cell1-chip) 55%, transparent);
  background: color-mix(in srgb, var(--cell1-chip) 12%, transparent);
}
.source-toggle #src-calibrate.active {
  color: var(--calibrate-chip);
  border-color: color-mix(in srgb, var(--calibrate-chip) 55%, transparent);
  background: color-mix(in srgb, var(--calibrate-chip) 12%, transparent);
}
.source-toggle #src-demo.active {
  color: var(--demo-chip);
  border-color: color-mix(in srgb, var(--demo-chip) 55%, transparent);
  background: color-mix(in srgb, var(--demo-chip) 12%, transparent);
}


/* Stale-viewer footer (dark lab) */
.viewer-stale {
  padding: 0.45rem 1.1rem 0.7rem;
  font-size: 0.65rem;
  line-height: 1.5;
  color: var(--text-dim);
  font-family: var(--mono);
  border-top: 1px solid var(--border-subtle);
}
.viewer-stale .viewer-line { margin: 0.05rem 0; }
.viewer-stale code {
  font-family: inherit;
  color: var(--text-muted);
}
.viewer-stale .viewer-sample { color: var(--demo-chip); }
.viewer-stale.is-stale { color: var(--demo-chip); }

/* —— Platform sensors (docs/sensor-schema) —— */
.platform-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem 0.55rem;
}
.platform-stat {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 0.4rem 0.5rem;
}
.platform-stat .lbl {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  font-family: var(--font-display);
}
.platform-stat .val {
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 600;
  margin-top: 0.15rem;
  color: var(--text);
}
.platform-stat .val.muted { color: var(--text-dim); font-weight: 500; }
.platform-stat .val.warn { color: #f59e0b; }
.platform-stat .val.hot { color: #ef4444; }
.dim-hint {
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-dim);
  font-size: 0.58rem;
  font-family: var(--font);
}
.drive-subtemp {
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--text-dim);
  margin-top: 0.15rem;
}


/* --- Stage 1 Simulator --- */
:root {
  --sim-chip: #c084fc;
}
.demo-banner.sim-banner {
  color: var(--sim-chip);
}
.demo-banner.sim-banner::before {
  background: var(--sim-chip);
  box-shadow: 0 0 6px var(--sim-chip);
}
.demo-chip.sim-chip {
  color: var(--sim-chip);
  border-color: color-mix(in srgb, var(--sim-chip) 45%, transparent);
}
.source-toggle #src-simulator.active {
  color: var(--sim-chip);
  border-color: color-mix(in srgb, var(--sim-chip) 55%, transparent);
  background: color-mix(in srgb, var(--sim-chip) 12%, transparent);
}
.stage1-cell-picker {
  margin: 0.45rem 0 0;
  padding: 0.35rem 0.5rem 0.5rem;
  border: 1px solid color-mix(in srgb, var(--sim-chip) 28%, transparent);
  border-radius: 8px;
  background: color-mix(in srgb, var(--sim-chip) 6%, transparent);
}
.stage1-picker-label {
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.35rem;
  font-family: var(--mono);
}
.stage1-cell-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.stage1-cell-chip {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.05rem;
  min-width: 4.6rem;
  padding: 0.28rem 0.45rem;
  border-radius: 6px;
  border: 1px solid color-mix(in srgb, var(--sim-chip) 35%, transparent);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-family: var(--mono);
  line-height: 1.15;
}
.stage1-cell-chip .n {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--sim-chip);
}
.stage1-cell-chip .layout {
  font-size: 0.68rem;
}
.stage1-cell-chip .pc {
  font-size: 0.6rem;
  color: var(--text-dim);
}
.stage1-cell-chip:hover {
  background: color-mix(in srgb, var(--sim-chip) 10%, transparent);
}
.stage1-cell-chip.active {
  color: var(--sim-chip);
  border-color: color-mix(in srgb, var(--sim-chip) 70%, transparent);
  background: color-mix(in srgb, var(--sim-chip) 16%, transparent);
  box-shadow: 0 0 8px color-mix(in srgb, var(--sim-chip) 25%, transparent);
}