:root {
  color-scheme: dark;
  --panel: rgba(18, 22, 28, 0.86);
  --panel-border: rgba(255, 255, 255, 0.14);
  --ink: #eef4f8;
  --muted: #9ba9b4;
  --accent: #42d392;
  --accent-2: #55b8ff;
  --danger: #ff7066;
  --inspector-column: 336px;
}

* {
  box-sizing: border-box;
}

html,
body,
.gravit-shell {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #101318;
}

#worldCanvas {
  display: block;
  width: 100vw;
  height: 100vh;
  background:
    radial-gradient(circle at 18% 12%, rgba(66, 211, 146, 0.14), transparent 31%),
    #101318;
  cursor: crosshair;
}

.topbar,
.inspector {
  position: fixed;
  z-index: 5;
  backdrop-filter: blur(18px);
}

.topbar {
  top: 18px;
  left: calc((100vw - var(--inspector-column)) / 2);
  display: flex;
  align-items: center;
  gap: 10px;
  width: max-content;
  max-width: calc(100vw - var(--inspector-column) - 36px);
  padding: 10px;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  background: var(--panel);
  transform: translateX(-50%);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.35);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 11px;
  border-radius: 6px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.divider {
  width: 1px;
  align-self: stretch;
  min-height: 34px;
  background: rgba(255, 255, 255, 0.14);
}

.display-menu {
  position: relative;
}

.display-popover {
  position: absolute;
  top: calc(100% + 9px);
  right: 0;
  z-index: 30;
  display: grid;
  gap: 2px;
  width: 218px;
  padding: 10px;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  background: rgba(18, 22, 28, 0.96);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.38);
}

.display-popover[hidden] {
  display: none !important;
}

.display-popover .check-row {
  grid-template-columns: 1fr auto;
  margin: 7px 0;
}

select,
button {
  min-height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
  font: inherit;
}

select {
  padding: 0 32px 0 10px;
}

button {
  padding: 0 12px;
  font-weight: 700;
}

button.active {
  border-color: rgba(66, 211, 146, 0.65);
  background: rgba(66, 211, 146, 0.18);
}

.point-actions {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.tool-thumb {
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
}

.tool-row {
  display: grid;
  grid-template-columns: 58px 1fr 34px;
  align-items: center;
  gap: 8px;
  margin: 10px 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.hidden-by-display {
  display: none !important;
}

.ui-restore {
  position: fixed;
  left: 18px;
  top: 18px;
  z-index: 8;
  background: var(--panel);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.25);
}

.nav-widget {
  position: fixed;
  left: 18px;
  bottom: 18px;
  z-index: 5;
  width: 216px;
  padding: 8px;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  background: rgba(18, 22, 28, 0.82);
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.25);
}

.nav-widget canvas {
  display: block;
  width: 200px;
  height: 142px;
  cursor: grab;
}

.nav-controls {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 5px;
  margin-top: 7px;
}

.nav-controls button {
  min-height: 30px;
  padding: 0;
}

.inspector {
  top: 18px;
  right: 18px;
  width: min(300px, calc(100vw - 36px));
  max-height: calc(100vh - 36px);
  overflow: auto;
}

.inspector.collapsed {
  width: auto;
  overflow: visible;
}

.inspector.collapsed .inspector-content {
  display: none;
}

.inspector-toggle {
  display: block;
  width: 100%;
  margin-bottom: 10px;
  border-color: rgba(85, 184, 255, 0.38);
  background: var(--panel);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.25);
}

.inspector.collapsed .inspector-toggle {
  width: auto;
  margin-bottom: 0;
}

.panel {
  margin-bottom: 10px;
  padding: 14px;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.25);
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

h1,
h2 {
  margin: 0;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 800;
}

.panel-heading span,
.hints {
  color: var(--muted);
  font-size: 0.82rem;
}

.slider-row,
.select-row,
.check-row {
  display: grid;
  grid-template-columns: 64px 1fr 42px;
  align-items: center;
  gap: 9px;
  margin: 10px 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.select-row {
  grid-template-columns: 64px 1fr;
}

.check-row {
  grid-template-columns: 1fr auto;
}

.check-row input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

output {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.body-list {
  display: grid;
  gap: 7px;
}

.body-row {
  display: flex;
  align-items: center;
  gap: 7px;
}

.body-item {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  min-height: 36px;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.055);
  color: var(--ink);
  text-align: left;
}

.body-item.selected {
  border-color: rgba(85, 184, 255, 0.8);
  background: rgba(85, 184, 255, 0.14);
}

.body-item small {
  color: var(--muted);
}

.icon-action {
  display: inline-grid;
  place-items: center;
  width: 36px;
  min-width: 36px;
  padding: 0;
}

.delete-body {
  color: var(--danger);
}

.retrieve-body {
  color: var(--accent-2);
}

.icon-action svg {
  width: 16px;
  height: 16px;
}

.hotkey-list {
  display: grid;
  gap: 7px;
}

.hotkey-row {
  display: grid;
  grid-template-columns: 1fr 104px;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.82rem;
}

.hotkey-row button {
  overflow: hidden;
  text-overflow: ellipsis;
}

.hints {
  display: grid;
  gap: 5px;
}

@media (max-width: 900px) {
  .topbar {
    left: 18px;
    right: 18px;
    width: auto;
    max-width: none;
    flex-wrap: wrap;
    transform: none;
  }

  .inspector {
    top: auto;
    bottom: 18px;
  }
}