:root {
  color-scheme: dark;
  --bg: #07090d;
  --panel: #0b0f14;
  --panel-soft: #10161d;
  --line: rgba(197, 216, 225, 0.11);
  --line-strong: rgba(197, 216, 225, 0.23);
  --text: #e7eef1;
  --muted: #788a93;
  --muted-bright: #a8bac2;
  --green: #75f5b0;
  --cyan: #69d9ff;
  --blue: #5d8dff;
  --orange: #ffae64;
  --magenta: #e783ff;
  --yellow: #f6d26a;
  --red: #ff6c81;
  --sidebar: 382px;
  --topbar: 58px;
  font-family: "SFMono-Regular", "Roboto Mono", "Noto Sans Mono CJK JP", Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

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

button,
select,
input {
  font: inherit;
}

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

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar) minmax(0, 1fr);
  grid-template-rows: var(--topbar) minmax(0, 1fr);
  width: 100vw;
  height: 100dvh;
  min-height: 0;
  overflow: hidden;
}

.topbar {
  grid-column: 1 / -1;
  grid-row: 1;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-width: 0;
  padding: 0 18px;
  border-bottom: 1px solid var(--line-strong);
  background: rgba(7, 9, 13, 0.96);
}

.brand {
  display: flex;
  align-items: center;
  min-width: 0;
  gap: 12px;
}

.brand-mark {
  position: relative;
  flex: 0 0 auto;
  width: 17px;
  height: 17px;
  border: 1px solid var(--green);
}

.brand-mark::after {
  position: absolute;
  inset: 5px;
  content: "";
  background: var(--green);
  box-shadow: 0 0 12px rgba(117, 245, 176, 0.8);
}

.brand div {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.brand strong {
  overflow: hidden;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.brand div > span {
  overflow: hidden;
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.12em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.top-status {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.1em;
}

.top-status > span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.top-status b {
  color: var(--muted-bright);
  font-weight: 500;
}

.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 8px rgba(246, 210, 106, 0.8);
}

.status-dot.is-ready {
  background: var(--green);
  box-shadow: 0 0 8px rgba(117, 245, 176, 0.8);
}

.status-warning {
  color: var(--orange);
}

.sidebar {
  grid-column: 1;
  grid-row: 2;
  z-index: 10;
  display: grid;
  grid-template-rows: 42px minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border-right: 1px solid var(--line-strong);
  background: rgba(9, 12, 17, 0.97);
}

.tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line);
}

.tab {
  min-width: 0;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-size: 8px;
  letter-spacing: 0.12em;
  cursor: pointer;
}

.tab:last-child {
  border-right: 0;
}

.tab:hover,
.tab:focus-visible {
  color: var(--text);
  outline: 1px solid var(--green);
  outline-offset: -2px;
}

.tab.is-active {
  color: var(--green);
  background: rgba(117, 245, 176, 0.035);
  box-shadow: inset 0 -1px var(--green);
}

.sidebar-scroll {
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-color: var(--line-strong) transparent;
  scrollbar-width: thin;
}

.tab-panel {
  display: none;
  padding: 17px 17px 34px;
}

.tab-panel.is-active {
  display: block;
}

.eyebrow {
  margin: 0 0 11px;
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.14em;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 14px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.metric {
  display: grid;
  min-width: 0;
  gap: 7px;
  padding: 12px 10px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.metric span {
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.08em;
}

.metric strong {
  overflow: hidden;
  font-size: 10px;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.control-block {
  margin-top: 12px;
  padding: 13px 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.012);
}

.section-title,
.format-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  color: var(--muted-bright);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.token {
  flex: 0 0 auto;
  padding: 3px 5px;
  border: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 6px;
  letter-spacing: 0.09em;
}

.token.confirmed,
.token.current {
  border-color: rgba(117, 245, 176, 0.35);
  color: var(--green);
}

.token.open {
  border-color: rgba(246, 210, 106, 0.4);
  color: var(--yellow);
}

.token.conflict {
  border-color: rgba(255, 108, 129, 0.45);
  color: var(--red);
}

.field-label {
  display: block;
  margin: 11px 0 6px;
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.07em;
}

select {
  width: 100%;
  min-height: 36px;
  padding: 0 30px 0 9px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: #0b1117;
  color: var(--text);
  font-size: 8px;
  letter-spacing: 0.04em;
  cursor: pointer;
}

select:focus-visible {
  border-color: var(--green);
  outline: 0;
}

.inline-readout,
.selection-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 7px;
}

.inline-readout b {
  color: var(--cyan);
  font-size: 7px;
  font-weight: 500;
}

.selection-summary {
  display: block;
  margin-top: 10px;
  padding: 9px;
  border: 1px solid var(--line);
  color: var(--yellow);
  line-height: 1.55;
}

.switch-row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: center;
  min-height: 32px;
  border-bottom: 1px solid var(--line);
  color: var(--muted-bright);
  font-size: 7px;
  letter-spacing: 0.04em;
  cursor: pointer;
}

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

.switch-row input {
  width: 14px;
  height: 14px;
  margin: 0;
  accent-color: var(--green);
}

.coordinate-map {
  display: grid;
  gap: 7px;
  padding: 10px;
  border-left: 1px solid var(--cyan);
  background: rgba(105, 217, 255, 0.035);
  color: var(--muted-bright);
  font-size: 8px;
}

.coordinate-map b {
  color: var(--cyan);
  font-weight: 500;
}

.note {
  margin: 10px 0 0;
  color: var(--muted);
  font: 10px/1.6 -apple-system, BlinkMacSystemFont, "Noto Sans JP", sans-serif;
}

.format-card {
  margin-top: 11px;
  padding: 14px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(105, 217, 255, 0.035), transparent 65%);
}

.format-card strong {
  display: block;
  margin-bottom: 8px;
  color: var(--cyan);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.format-card p {
  margin: 0;
  color: var(--muted);
  font: 10px/1.55 -apple-system, BlinkMacSystemFont, "Noto Sans JP", sans-serif;
}

.conflict-card {
  border-color: rgba(255, 108, 129, 0.26);
  background: linear-gradient(135deg, rgba(255, 108, 129, 0.045), transparent 65%);
}

.conflict-card strong {
  color: var(--red);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 7px;
}

.data-table th,
.data-table td {
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.data-table th {
  color: var(--muted);
  font-weight: 400;
  text-align: left;
}

.data-table td {
  color: var(--muted-bright);
  text-align: right;
}

.open-list,
.issue-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.open-list li,
.issue-list li {
  position: relative;
  padding: 8px 0 8px 17px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font: 9px/1.45 -apple-system, BlinkMacSystemFont, "Noto Sans JP", sans-serif;
}

.open-list li::before {
  position: absolute;
  left: 0;
  color: var(--yellow);
  content: "○";
}

.issue-list {
  counter-reset: issue;
}

.issue-list li {
  counter-increment: issue;
  padding-left: 27px;
  color: #baa5aa;
}

.issue-list li::before {
  position: absolute;
  left: 0;
  color: var(--red);
  content: counter(issue, decimal-leading-zero);
  font-family: var(--font-mono, monospace);
}

.status-register {
  display: grid;
  gap: 8px;
}

.status-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 7px 12px;
  padding: 11px;
  border: 1px solid var(--line);
}

.status-row strong {
  font-size: 8px;
  font-weight: 500;
}

.status-row p {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
  font: 9px/1.45 -apple-system, BlinkMacSystemFont, "Noto Sans JP", sans-serif;
}

.status-chip {
  align-self: start;
  color: var(--green);
  font-size: 6px;
  letter-spacing: 0.07em;
}

.status-chip.is-open {
  color: var(--yellow);
}

.viewport {
  grid-column: 2;
  grid-row: 2;
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: radial-gradient(circle at 52% 42%, #18222c 0%, #090c11 57%, #06080b 100%);
}

#scene-canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
}

.viewport-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6, 8, 11, 0.52), transparent 23%, transparent 72%, rgba(6, 8, 11, 0.74)),
    radial-gradient(circle, transparent 48%, rgba(0, 0, 0, 0.4));
}

.safe-frame {
  position: absolute;
  inset: 59px 52px 75px;
  border: 1px solid rgba(197, 216, 225, 0.08);
  pointer-events: none;
}

.safe-frame::before,
.safe-frame::after {
  position: absolute;
  width: 15px;
  height: 15px;
  border-color: var(--green);
  opacity: 0.55;
  content: "";
}

.safe-frame::before {
  top: -1px;
  left: -1px;
  border-top: 1px solid;
  border-left: 1px solid;
}

.safe-frame::after {
  right: -1px;
  bottom: -1px;
  border-right: 1px solid;
  border-bottom: 1px solid;
}

.viewport-title {
  position: absolute;
  top: 17px;
  left: 21px;
  display: grid;
  gap: 4px;
  pointer-events: none;
}

.viewport-title span {
  color: var(--green);
  font-size: 9px;
  letter-spacing: 0.12em;
}

.viewport-title strong {
  color: var(--muted);
  font-size: 7px;
  font-weight: 400;
  letter-spacing: 0.08em;
}

.source-badge {
  position: absolute;
  top: 18px;
  right: 20px;
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.08em;
  pointer-events: none;
}

.source-badge i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 8px rgba(246, 210, 106, 0.75);
}

.source-badge.is-ready i {
  background: var(--green);
  box-shadow: 0 0 8px rgba(117, 245, 176, 0.8);
}

.coordinate-probe {
  position: absolute;
  top: 46px;
  right: 20px;
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.07em;
  pointer-events: none;
}

.selection-inspector {
  position: absolute;
  left: 20px;
  bottom: 19px;
  display: grid;
  width: min(260px, 32vw);
  gap: 4px;
  padding: 10px 11px;
  border: 1px solid var(--line-strong);
  background: rgba(7, 10, 14, 0.86);
  backdrop-filter: blur(8px);
  pointer-events: none;
}

.selection-inspector span {
  color: var(--muted);
  font-size: 6px;
  letter-spacing: 0.11em;
}

.selection-inspector strong {
  overflow: hidden;
  color: var(--text);
  font-size: 8px;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.selection-inspector small {
  overflow: hidden;
  color: var(--muted);
  font-size: 7px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.marker-layer {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.scene-marker {
  position: absolute;
  display: grid;
  min-width: 80px;
  gap: 3px;
  padding: 5px 6px;
  transform: translate(-50%, -50%);
  border-left: 1px solid var(--cyan);
  background: rgba(7, 10, 14, 0.78);
  color: var(--muted);
  font-size: 6px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.scene-marker b {
  color: var(--cyan);
  font-size: 7px;
  font-weight: 500;
}

.scene-marker.is-conflict {
  border-left-color: var(--red);
}

.scene-marker.is-conflict b {
  color: var(--red);
}

.camera-toolbar {
  position: absolute;
  left: 50%;
  bottom: 18px;
  display: flex;
  align-items: center;
  padding: 4px;
  transform: translateX(-50%);
  border: 1px solid var(--line-strong);
  background: rgba(7, 10, 14, 0.88);
  backdrop-filter: blur(8px);
}

.camera-toolbar > span {
  padding: 0 9px;
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.1em;
}

.view-button {
  min-height: 29px;
  padding: 0 9px;
  border: 0;
  border-left: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-size: 7px;
  cursor: pointer;
}

.view-button:hover,
.view-button:focus-visible {
  color: var(--text);
  outline: 1px solid var(--green);
  outline-offset: -2px;
}

.view-button.is-active {
  color: var(--green);
  background: rgba(117, 245, 176, 0.04);
}

.legend {
  position: absolute;
  right: 20px;
  bottom: 18px;
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 6px 12px;
  color: var(--muted);
  font-size: 6px;
  letter-spacing: 0.06em;
  pointer-events: none;
}

.legend span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend i {
  display: inline-block;
  width: 13px;
  height: 5px;
}

.legend-projection { background: var(--cyan); }
.legend-projector { background: var(--blue); }
.legend-audio { background: var(--orange); }
.legend-lidar { background: var(--green); }
.legend-femto { background: var(--magenta); }
.legend-conflict { border-top: 1px dashed var(--red); }

.loading-screen {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 9px;
  background: rgba(7, 9, 13, 0.83);
  backdrop-filter: blur(5px);
  transition: opacity 180ms ease, visibility 180ms ease;
}

.loading-screen.is-hidden {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.loading-ring {
  width: 31px;
  height: 31px;
  border: 1px solid var(--line-strong);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin 0.85s linear infinite;
}

.loading-screen strong {
  font-size: 9px;
  letter-spacing: 0.13em;
}

.loading-screen small {
  color: var(--muted);
  font-size: 7px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.webgl-error {
  position: absolute;
  inset: 0;
  place-content: center;
  padding: 40px;
  text-align: center;
  background: var(--bg);
}

.webgl-error:not([hidden]) {
  display: grid;
}

.webgl-error strong {
  color: var(--red);
}

.webgl-error p {
  color: var(--muted);
  font: 12px/1.6 system-ui, sans-serif;
}

@media (max-width: 1080px) {
  :root { --sidebar: 350px; }
  .status-warning { display: none; }
  .selection-inspector { width: 210px; }
  .legend { display: none; }
}

@media (max-width: 760px) {
  :root { --topbar: 52px; }

  .app-shell {
    grid-template-columns: 1fr;
    grid-template-rows: var(--topbar) minmax(270px, 49dvh) minmax(0, 1fr);
  }

  .topbar {
    grid-column: 1;
    grid-row: 1;
    padding: 0 12px;
  }

  .brand div > span,
  .top-status {
    display: none;
  }

  .sidebar {
    grid-column: 1;
    grid-row: 3;
    border-top: 1px solid var(--line-strong);
    border-right: 0;
  }

  .viewport {
    grid-column: 1;
    grid-row: 2;
  }

  .tab-panel {
    padding: 14px 14px 30px;
  }

  .safe-frame {
    inset: 46px 17px 56px;
  }

  .viewport-title {
    top: 12px;
    left: 13px;
  }

  .viewport-title strong,
  .source-badge,
  .coordinate-probe,
  .selection-inspector,
  .marker-layer {
    display: none;
  }

  .camera-toolbar {
    bottom: 9px;
  }

  .camera-toolbar > span {
    display: none;
  }

  .view-button {
    min-height: 31px;
    padding: 0 7px;
    font-size: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}