:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  background: #0b0d0f;
  color: #eeeae2;
  --bg: #0b0d0f;
  --surface: rgba(11, 14, 16, 0.92);
  --surface-solid: #101416;
  --line: rgba(236, 232, 223, 0.19);
  --line-soft: rgba(236, 232, 223, 0.1);
  --muted: #a5a49e;
  --warm: #e8dfd0;
  --amber: #c9aa76;
  --cyan: #89c9c3;
  --danger: #e89d91;
}

* {
  box-sizing: border-box;
}

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

body {
  min-width: 320px;
  font-size: 14px;
}

button {
  font: inherit;
}

[hidden] {
  display: none !important;
}

.app-shell {
  position: relative;
  width: 100%;
  height: 100%;
  isolation: isolate;
  overflow: hidden;
}

#scene-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: block;
  width: 100%;
  height: 100%;
  outline: none;
}

.topbar {
  position: absolute;
  inset: 0 0 auto;
  z-index: 10;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  height: 46px;
  padding: 0 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(10, 12, 14, 0.88);
  pointer-events: auto;
}

.brand {
  color: var(--warm);
  font-size: 15px;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.topbar-status,
.topbar-actions,
.status-cluster {
  display: flex;
  align-items: center;
}

.topbar-status {
  justify-content: center;
  gap: 18px;
  min-width: 0;
  color: var(--muted);
  font-size: 11px;
}

.engine-label {
  color: rgba(238, 234, 226, 0.55);
  white-space: nowrap;
}

.status-cluster {
  min-width: 0;
  gap: 7px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.status-dot {
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--amber);
}

.status-dot.ready {
  background: var(--cyan);
}

.status-dot.error {
  background: var(--danger);
}

.topbar-actions {
  justify-content: flex-end;
  gap: 13px;
}

.runtime-badge,
.stream-state {
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.topbar-button,
.control-button {
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 3px;
  color: var(--warm);
  background: rgba(15, 19, 21, 0.9);
  cursor: pointer;
  font-size: 12px;
  line-height: 1;
  transition: border-color 140ms ease, color 140ms ease, background 140ms ease;
}

.topbar-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 78px;
  padding: 0 11px;
  border-color: var(--line-soft);
  background: transparent;
  text-decoration: none;
  white-space: nowrap;
}

.control-button {
  padding: 0 13px;
}

.topbar-button:hover,
.control-button:hover {
  border-color: var(--amber);
  color: #fff8ec;
  background: rgba(201, 170, 118, 0.1);
}

.topbar-button:focus-visible,
.control-button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.control-button:active {
  background: rgba(201, 170, 118, 0.18);
}

.control-button.primary {
  border-color: rgba(201, 170, 118, 0.72);
  color: #17130e;
  background: var(--amber);
}

.control-button.primary:hover {
  border-color: #e6c78f;
  color: #17130e;
  background: #d7b77f;
}

.control-button.active,
.control-button[aria-pressed="true"] {
  border-color: rgba(137, 201, 195, 0.72);
  color: var(--cyan);
  background: rgba(137, 201, 195, 0.1);
}

.launch-sheet {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 8;
  width: min(420px, calc(100vw - 32px));
  padding: 28px 30px 24px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(10, 13, 15, 0.95);
  transform: translate(-50%, -50%);
}

.section-label {
  display: block;
  margin-bottom: 9px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.03em;
}

.launch-sheet h1 {
  margin: 0;
  color: var(--warm);
  font-size: 30px;
  font-weight: 560;
  letter-spacing: -0.04em;
}

.launch-sheet p {
  max-width: 34em;
  margin: 12px 0 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.launch-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.launch-note {
  display: block;
  margin-top: 15px;
  color: rgba(238, 234, 226, 0.48);
  font-size: 11px;
  line-height: 1.4;
}

.running .launch-sheet {
  display: none;
}

.inspector {
  position: absolute;
  top: 62px;
  left: 16px;
  z-index: 6;
  display: none;
  width: min(346px, calc(100vw - 32px));
  max-height: calc(100vh - 336px);
  overflow: auto;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
}

.inspector-open .inspector {
  display: block;
}

.startup :is(.inspector, .retina-panel, .field-panel) {
  display: none;
}

.inspector-heading,
.panel-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.inspector-heading {
  padding-bottom: 13px;
  border-bottom: 1px solid var(--line-soft);
}

.inspector-heading .section-label {
  margin-bottom: 5px;
}

h2 {
  margin: 0;
  color: var(--warm);
  font-size: 14px;
  font-weight: 560;
  letter-spacing: -0.01em;
}

.inspector-progress {
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  white-space: nowrap;
}

.telemetry-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 15px;
}

.telemetry-block {
  min-width: 0;
  padding: 14px 0 13px;
  border-bottom: 1px solid var(--line-soft);
}

.telemetry-label,
.telemetry-block small {
  display: block;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.35;
}

.telemetry-block strong {
  display: block;
  max-width: 100%;
  margin: 5px 0 2px;
  color: var(--warm);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.telemetry-block small {
  overflow-wrap: anywhere;
}

.diagnostic-line {
  display: flex;
  flex-wrap: wrap;
  gap: 5px 11px;
  padding-top: 13px;
  color: rgba(238, 234, 226, 0.62);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  line-height: 1.4;
}

.diagnostic-line span {
  white-space: nowrap;
}

.metrics-strip {
  position: absolute;
  bottom: 12px;
  left: 50%;
  z-index: 5;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  width: min(680px, calc(100vw - 32px));
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  transform: translateX(-50%);
}

.metric {
  min-width: 0;
  padding: 8px 13px 9px;
  border-left: 1px solid var(--line-soft);
}

.metric:first-child {
  border-left: 0;
}

.metric span,
.metric small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.2;
}

.metric strong {
  display: block;
  margin-top: 3px;
  overflow: hidden;
  color: var(--warm);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.metric small {
  margin-top: 2px;
}

.transport-bar {
  position: absolute;
  bottom: 78px;
  left: 50%;
  z-index: 6;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 5px;
  width: max-content;
  max-width: calc(100vw - 32px);
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(10, 13, 15, 0.9);
  transform: translateX(-50%);
}

.transport-group {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 0 4px;
  border-left: 1px solid var(--line-soft);
}

.transport-group:first-child {
  padding-left: 0;
  border-left: 0;
}

.transport-group:last-child {
  padding-right: 0;
}

.transport-bar .control-button {
  min-height: 32px;
  padding: 0 11px;
}

.startup .metrics-strip,
.startup .transport-bar {
  display: none;
}

.panels-hidden :is(.inspector, .metrics-strip, .transport-bar, .retina-panel, .field-panel) {
  display: none !important;
}

.retina-panel,
.field-panel {
  position: absolute;
  z-index: 4;
  width: 260px;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
}

.retina-panel {
  top: 60px;
  right: 16px;
}

.field-panel {
  bottom: 132px;
  left: 16px;
}

.panel-heading {
  margin: 0 1px 8px;
}

#retina-canvas,
#field-canvas {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-soft);
  background: #050607;
}

.retina-labels {
  display: flex;
  justify-content: space-around;
  margin-top: 6px;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

.field-readout {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 6px;
  color: var(--cyan);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

.error-toast {
  position: absolute;
  right: 16px;
  bottom: 132px;
  z-index: 9;
  max-width: min(500px, calc(100vw - 32px));
  padding: 10px 12px;
  border: 1px solid rgba(232, 157, 145, 0.58);
  border-radius: 3px;
  color: #f6d6d0;
  background: rgba(44, 23, 24, 0.96);
  font-size: 12px;
  line-height: 1.4;
}

@media (max-width: 760px) {
  .topbar {
    gap: 11px;
    padding: 0 12px;
  }

  .topbar-status {
    justify-content: flex-start;
    gap: 9px;
  }

  .engine-label {
    display: none;
  }

  .inspector {
    top: 58px;
    left: 12px;
    width: min(346px, calc(100vw - 24px));
    max-height: calc(100vh - 336px);
  }

  .retina-panel {
    top: 58px;
    right: 12px;
  }

  .field-panel {
    bottom: 128px;
    left: 12px;
  }

  .metrics-strip {
    bottom: 10px;
    width: calc(100vw - 24px);
  }

  .metric {
    padding-right: 9px;
    padding-left: 9px;
  }

  .transport-bar {
    bottom: 70px;
    max-width: calc(100vw - 24px);
  }

  .error-toast {
    right: 12px;
    bottom: 128px;
    max-width: calc(100vw - 24px);
  }
}

@media (max-width: 520px) {
  .inspector {
    max-height: calc(100vh - 360px);
  }

  .topbar {
    height: 44px;
    grid-template-columns: auto auto;
    justify-content: space-between;
    gap: 8px;
  }

  .topbar-status {
    display: none;
  }

  .topbar-actions {
    gap: 6px;
  }

  .runtime-badge {
    display: none;
  }

  .topbar-button {
    min-width: 0;
    padding: 0 8px;
    font-size: 11px;
  }

  .launch-sheet {
    padding: 23px 21px 20px;
  }

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

  .metric:nth-child(4),
  .metric:nth-child(5) {
    border-top: 1px solid var(--line-soft);
  }

  .metric:nth-child(4) {
    border-left: 0;
  }

  .transport-bar {
    bottom: 104px;
  }

  .field-panel {
    bottom: 160px;
  }

  .error-toast {
    bottom: 160px;
  }
}