:root {
  color-scheme: dark;
  --bg: #10161d;
  --panel: rgba(19, 27, 34, 0.64);
  --panel-strong: rgba(28, 38, 47, 0.78);
  --line: rgba(154, 172, 195, 0.22);
  --text: #edf4fb;
  --muted: #92a2ae;
  --accent: #3eb39e;
  --accent-strong: #2d8f82;
  --accent-soft: rgba(62, 179, 158, 0.15);
  --danger: #c94336;
  --wood: #8b5a31;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 1180px;
  min-height: 100dvh;
  overflow: hidden;
  background: #0d1318;
  color: var(--text);
  font-family: "Geist", "Satoshi", "Segoe UI", system-ui, sans-serif;
  letter-spacing: 0;
}

button,
input,
select {
  font: inherit;
}

button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid rgba(62, 179, 158, 0.82);
  outline-offset: 2px;
}

button {
  cursor: pointer;
}

.app-shell {
  position: relative;
  min-height: 100dvh;
  background: #0d1318;
}

.topbar {
  position: fixed;
  z-index: 5;
  top: 12px;
  left: 18px;
  right: 18px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 18px;
  border: 1px solid rgba(218, 230, 238, 0.13);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(23, 31, 38, 0.68), rgba(14, 20, 25, 0.46));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.11), inset 0 -1px 0 rgba(255, 255, 255, 0.04),
    0 24px 60px rgba(2, 8, 14, 0.34);
  backdrop-filter: blur(24px) saturate(1.28);
}

.topbar h1 {
  margin: 0;
  font-size: 19px;
  line-height: 1.2;
  font-weight: 700;
}

.topbar p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(62, 179, 158, 0.22), rgba(255, 255, 255, 0.045));
  color: #d6fff5;
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.title-block {
  min-width: 260px;
}

.system-readout {
  height: 42px;
  display: grid;
  align-content: center;
  gap: 2px;
  padding: 0 18px;
  border-left: 1px solid rgba(220, 234, 244, 0.12);
  color: var(--muted);
}

.system-readout span,
.scene-readout span,
.section-title {
  letter-spacing: 0.08em;
}

.system-readout strong {
  color: #b8f3e7;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.top-actions {
  margin-left: auto;
  display: flex;
  gap: 10px;
}

.workspace {
  position: fixed;
  inset: 0;
  height: 100dvh;
  overflow: hidden;
  pointer-events: none;
}

body.debug-shot .topbar,
body.debug-shot .panel,
body.debug-shot .scene-hud,
body.debug-shot .stream-status {
  display: none !important;
}

.panel {
  position: absolute;
  z-index: 4;
  top: 104px;
  bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 0;
  width: 318px;
  overflow: auto;
  overflow-x: hidden;
  pointer-events: auto;
}

.left-panel {
  left: 18px;
}

.right-panel {
  right: 18px;
  width: 348px;
  overflow: hidden;
}

.right-panel > .panel-group {
  flex-shrink: 0;
}

.panel-group {
  position: relative;
  padding: 15px;
  border: 1px solid rgba(213, 226, 244, 0.13);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(23, 31, 38, 0.68), rgba(14, 20, 25, 0.42));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), inset 0 -1px 0 rgba(255, 255, 255, 0.03),
    0 18px 44px rgba(1, 8, 13, 0.26);
  backdrop-filter: blur(22px) saturate(1.26);
  overflow: visible;
}

.panel-group::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 44%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(62, 179, 158, 0.95) 38%, rgba(184, 243, 231, 0.78), transparent);
  filter: drop-shadow(0 0 10px rgba(62, 179, 158, 0.52));
  transform: translateX(-68%);
  animation: panel-scan-glow 5.6s cubic-bezier(0.45, 0, 0.25, 1) infinite;
  clip-path: inset(0);
  contain: paint;
  pointer-events: none;
}

.panel-group:nth-child(2n)::before {
  animation-delay: -1.6s;
}

.panel-group:nth-child(3n)::before {
  animation-delay: -3.1s;
}

@keyframes panel-scan-glow {
  0% {
    opacity: 0;
    transform: translateX(-72%) scaleX(0.82);
  }

  18% {
    opacity: 0.88;
  }

  58% {
    opacity: 0.78;
    transform: translateX(132%) scaleX(1.08);
  }

  100% {
    opacity: 0;
    transform: translateX(168%) scaleX(0.9);
  }
}

@media (prefers-reduced-motion: reduce) {
  .panel-group::before,
  .section-title::before {
    animation: none;
    opacity: 0.58;
  }
}

.section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: #b8f3e7;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.section-title::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
  animation: section-dot-drift 3.8s ease-in-out infinite;
}

@keyframes section-dot-drift {
  0%,
  100% {
    opacity: 0.72;
    transform: translate(0, 0) scale(0.92);
    box-shadow: 0 0 0 3px rgba(62, 179, 158, 0.1), 0 0 9px rgba(62, 179, 158, 0.2);
  }

  44% {
    opacity: 1;
    transform: translate(3px, -1px) scale(1.08);
    box-shadow: 0 0 0 5px rgba(62, 179, 158, 0.14), 0 0 14px rgba(62, 179, 158, 0.42);
  }
}

label {
  display: grid;
  gap: 7px;
  margin-bottom: 12px;
  color: #cbd8df;
  font-size: 12px;
  font-weight: 600;
}

label[hidden],
.field-row[hidden] {
  display: none !important;
}

input,
select {
  width: 100%;
  min-height: 38px;
  border: 1px solid rgba(204, 220, 230, 0.12);
  border-radius: 9px;
  background: rgba(7, 13, 17, 0.36);
  color: var(--text);
  padding: 0 12px;
  outline: none;
}

input:focus,
select:focus {
  border-color: rgba(62, 179, 158, 0.76);
  box-shadow: 0 0 0 3px rgba(62, 179, 158, 0.11);
}

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

.right-panel .field-row {
  grid-template-columns: repeat(2, 1fr);
}

.stats-grid {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 7px 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(220, 234, 244, 0.1);
  font-size: 12px;
}

.stats-grid span {
  color: var(--muted);
}

.stats-grid strong {
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.mode-list,
.asset-grid {
  display: grid;
  gap: 8px;
}

.mode-list button,
.asset-card {
  min-height: 39px;
  border: 1px solid rgba(220, 234, 244, 0.08);
  border-radius: 9px;
  background: rgba(8, 14, 18, 0.3);
  color: var(--text);
  text-align: left;
  padding: 0 12px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.045);
  transition: transform 180ms cubic-bezier(0.16, 1, 0.3, 1), background 180ms ease, border-color 180ms ease;
}

.mode-list button:hover,
.asset-card:hover,
.ghost-button:hover,
.round-button:hover {
  transform: translateY(-1px);
  border-color: rgba(119, 166, 236, 0.4);
}

.mode-list button.active,
.asset-card.active,
.axis-tabs button.active {
  border-color: rgba(62, 179, 158, 0.44);
  background: linear-gradient(180deg, rgba(62, 179, 158, 0.35), rgba(62, 179, 158, 0.12));
  color: #eafffa;
}

.asset-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
}

.asset-card small {
  color: #c9d7e8;
}

.scene-tree-panel {
  flex: 0 0 var(--scene-tree-panel-height, 300px);
  height: var(--scene-tree-panel-height, 300px);
  max-height: var(--scene-tree-panel-height, 300px);
  min-height: 0 !important;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.right-panel > .panel-group:not(.scene-tree-panel) {
  overflow: visible;
}

.scene-tree-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
  color: var(--muted);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.mini-button {
  min-height: 28px;
  border: 1px solid rgba(154, 172, 195, 0.18);
  border-radius: 7px;
  background: rgba(8, 14, 18, 0.34);
  color: #dbe7ee;
  padding: 0 10px;
  font-size: 12px;
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

.mini-button:hover {
  transform: translateY(-1px);
  border-color: rgba(62, 179, 158, 0.5);
}

.scene-tree {
  flex: 1 1 auto;
  min-height: 0;
  max-height: none;
  overflow: auto;
  padding: 8px;
  border: 1px solid rgba(204, 220, 230, 0.1);
  border-radius: 9px;
  background: rgba(7, 13, 17, 0.24);
}

.tree-node {
  color: #dde8ee;
  font-size: 12px;
}

.tree-node summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  min-height: 26px;
  list-style: none;
  cursor: pointer;
  border-radius: 6px;
  padding: 0 6px;
}

.tree-node summary::-webkit-details-marker {
  display: none;
}

.tree-node summary:hover {
  background: rgba(62, 179, 158, 0.1);
}

.tree-node.selected > summary {
  background: rgba(53, 240, 194, 0.16);
  box-shadow: inset 0 0 0 1px rgba(53, 240, 194, 0.36);
}

.tree-node.selected > summary small {
  color: #8df6dc;
}

.tree-node summary span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tree-node summary small {
  color: var(--muted);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  font-variant-numeric: tabular-nums;
}

.tree-children {
  margin-left: 10px;
  padding-left: 8px;
  border-left: 1px solid rgba(204, 220, 230, 0.11);
}

.stage {
  position: relative;
  z-index: 1;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background: #141b23;
  pointer-events: auto;
}

.stage::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(4, 10, 14, 0.18), transparent 18%, transparent 82%, rgba(4, 10, 14, 0.2));
}

#webgl {
  width: 100%;
  height: 100%;
}

.scene-readout {
  position: absolute;
  z-index: 3;
  top: 108px;
  left: 50%;
  transform: translateX(-50%);
  display: grid;
  place-items: center;
  gap: 4px;
  padding: 10px 18px;
  border: 1px solid rgba(213, 226, 244, 0.12);
  border-radius: 999px;
  background: rgba(11, 17, 21, 0.42);
  color: var(--muted);
  backdrop-filter: blur(18px) saturate(1.15);
}

.scene-readout span {
  font-size: 10px;
  font-weight: 700;
}

.scene-readout strong {
  color: #eaf6f3;
  font-size: 12px;
  font-weight: 600;
}

.scene-hud {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 22px;
  display: flex;
  gap: 8px;
  transform: translateX(-50%);
  padding: 10px;
  border: 1px solid rgba(219, 229, 242, 0.14);
  border-radius: 999px;
  background: rgba(13, 19, 24, 0.5);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.09), 0 16px 36px rgba(1, 8, 13, 0.3);
  backdrop-filter: blur(20px) saturate(1.24);
}

.stream-status {
  position: absolute;
  z-index: 3;
  left: 356px;
  bottom: 18px;
  padding: 8px 12px;
  border: 1px solid rgba(219, 229, 242, 0.16);
  border-radius: 999px;
  background: rgba(13, 19, 24, 0.52);
  backdrop-filter: blur(14px);
  color: #c7d6e8;
  font-size: 12px;
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-variant-numeric: tabular-nums;
}

.model-loading {
  position: absolute;
  z-index: 6;
  left: 50%;
  top: 50%;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: center;
  gap: 15px;
  width: min(420px, calc(100vw - 48px));
  min-width: 280px;
  padding: 18px 20px 19px;
  border: 1px solid rgba(219, 229, 242, 0.16);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(11, 18, 23, 0.78), rgba(6, 11, 15, 0.66));
  color: #d9fff7;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.09), 0 18px 48px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(22px) saturate(1.2);
  transform: translate(-50%, -50%);
}

.model-loading[hidden] {
  display: none;
}

.loading-spinner {
  width: 38px;
  height: 38px;
  border: 3px solid rgba(217, 255, 247, 0.18);
  border-top-color: rgba(62, 179, 158, 0.96);
  border-radius: 999px;
  animation: loading-spin 0.85s linear infinite;
}

.model-loading-body {
  display: grid;
  min-width: 0;
  gap: 8px;
}

.model-loading-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 14px;
}

.model-loading span {
  font-size: 12px;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.model-loading strong {
  color: #b8f3e7;
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 18px;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.model-loading-progress {
  height: 7px;
  overflow: hidden;
  border: 1px solid rgba(184, 243, 231, 0.13);
  border-radius: 999px;
  background: rgba(2, 8, 12, 0.46);
}

.model-loading-progress i {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(62, 179, 158, 0.92), rgba(184, 243, 231, 0.96));
  box-shadow: 0 0 18px rgba(62, 179, 158, 0.24);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 160ms cubic-bezier(0.16, 1, 0.3, 1);
}

.model-loading.is-indeterminate .model-loading-progress i {
  width: 46%;
  animation: loading-bar-sweep 1.15s cubic-bezier(0.45, 0, 0.25, 1) infinite;
}

.model-loading small {
  min-height: 14px;
  color: #98aaba;
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

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

@keyframes loading-bar-sweep {
  0% {
    transform: translateX(-112%) scaleX(1);
  }

  100% {
    transform: translateX(242%) scaleX(1);
  }
}

.icon-button,
.round-button,
.ghost-button,
.primary-button,
.secondary-button,
.danger-button {
  border: 1px solid rgba(154, 172, 195, 0.18);
  color: var(--text);
  transition: transform 150ms ease, background 150ms ease, border-color 150ms ease;
}

.icon-button:active,
.round-button:active,
.ghost-button:active,
.primary-button:active,
.secondary-button:active,
.danger-button:active {
  transform: translateY(1px) scale(0.99);
}

.icon-button {
  width: 46px;
  height: 46px;
  display: grid;
  place-content: center;
  gap: 5px;
  border-radius: 10px;
  background: rgba(8, 14, 18, 0.34);
}

.icon-button span {
  display: block;
  width: 20px;
  height: 2px;
  background: #d7e1ec;
}

.round-button {
  width: 50px;
  height: 50px;
  border-radius: 999px;
  background: rgba(8, 14, 18, 0.4);
  font-size: 13px;
  font-weight: 700;
}

.round-button.active {
  background: rgba(62, 179, 158, 0.82);
  color: #061310;
}

.view-switcher {
  position: relative;
}

.view-menu {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  display: grid;
  gap: 8px;
  width: 50px;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px) scale(0.96);
  transform-origin: 50% 100%;
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.view-switcher.open .view-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0) scale(1);
}

.view-menu button {
  width: 50px;
  height: 50px;
  border-radius: 999px;
  background: rgba(8, 14, 18, 0.58);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 12px 28px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px) saturate(1.16);
  font-size: 13px;
  font-weight: 700;
}

.view-menu button[hidden] {
  display: none;
}

.view-menu button.active {
  border-color: rgba(62, 179, 158, 0.66);
  background: rgba(62, 179, 158, 0.82);
  color: #061310;
}

.ghost-button,
.primary-button,
.secondary-button,
.danger-button {
  min-height: 39px;
  border-radius: 9px;
  padding: 0 15px;
}

.ghost-button {
  background: rgba(8, 14, 18, 0.28);
}

.primary-button {
  border-color: rgba(62, 179, 158, 0.58);
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
  color: #041411;
}

.secondary-button {
  background: rgba(8, 14, 18, 0.38);
}

.danger-button,
.round-button.danger {
  background: var(--danger);
}

.full {
  width: 100%;
  margin-top: 4px;
}

.axis-tabs,
.button-pair {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-bottom: 12px;
  overflow: visible;
  border: 1px solid rgba(154, 172, 195, 0.12);
  border-radius: 9px;
}

.button-pair {
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  border: 0;
}

.axis-tabs button {
  min-height: 38px;
  border: 1px solid transparent;
  background: rgba(8, 14, 18, 0.36);
  color: var(--text);
}

.editor-panel {
  display: grid;
  gap: 12px;
}

.lightmap-debug-panel {
  display: grid;
  gap: 12px;
}

.lightmap-debug-panel[hidden] {
  display: none;
}

.lightmap-debug-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid rgba(154, 172, 195, 0.1);
  border-radius: 9px;
  background: rgba(8, 14, 18, 0.28);
  color: #a8bac3;
  font-size: 12px;
}

.lightmap-debug-row strong,
.range-field strong {
  color: #d9fff7;
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-variant-numeric: tabular-nums;
}

.range-field {
  display: grid;
  grid-template-columns: 1fr 50px;
  align-items: center;
  gap: 10px;
}

.range-field input {
  width: 100%;
  accent-color: var(--accent);
}

.range-field strong {
  text-align: right;
  font-size: 12px;
}

.editor-panel .section-title {
  margin-bottom: 2px;
}

.edit-tabs {
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  padding: 4px;
  margin-bottom: 0;
  border-radius: 12px;
  background: rgba(4, 9, 12, 0.28);
  overflow: visible;
}

.edit-tabs button {
  min-height: 36px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  font-size: 12px;
}

.edit-tabs button.active {
  border-color: rgba(62, 179, 158, 0.42);
  background: linear-gradient(180deg, rgba(62, 179, 158, 0.28), rgba(62, 179, 158, 0.12));
  color: #d9fff7;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 8px 20px rgba(0, 0, 0, 0.18);
}

.edit-pane {
  min-height: 74px;
  padding: 12px;
  border: 1px solid rgba(213, 226, 244, 0.1);
  border-radius: 10px;
  background: rgba(6, 12, 16, 0.24);
}

.edit-pane[hidden] {
  display: none;
}

.tool-hint {
  margin-bottom: 12px;
  color: #a8bac3;
  font-size: 12px;
  line-height: 1.55;
}

.danger-hint {
  color: #ffb8ad;
}

.stepper {
  display: grid;
  grid-template-columns: 1fr 42px 64px 42px;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.stepper span {
  color: #d7e1ec;
  font-size: 13px;
}

.stepper button {
  min-height: 38px;
  border: 1px solid rgba(154, 172, 195, 0.12);
  border-radius: 9px;
  background: rgba(8, 14, 18, 0.36);
  color: var(--text);
}

.stepper strong {
  min-height: 38px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: rgba(8, 14, 18, 0.36);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-variant-numeric: tabular-nums;
}

.panel::-webkit-scrollbar {
  width: 8px;
}

.panel::-webkit-scrollbar-track {
  background: transparent;
}

.panel::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: rgba(218, 230, 238, 0.18);
}