:root {
  --ink: #172033;
  --muted: #66758a;
  --panel: #f7f9fc;
  --panel-strong: #ffffff;
  --line: #d8e0ec;
  --line-strong: #b8c4d6;
  --accent: #2563eb;
  --accent-soft: #eaf1ff;
  --accent-ink: #ffffff;
  --danger: #dc3f3f;
  --stage: #9ed7f6;
  --grass: #3ba55d;
  --shadow: 0 16px 38px rgba(23, 32, 51, 0.16);
  --soft-shadow: 0 6px 18px rgba(23, 32, 51, 0.08);
  color-scheme: light;
  font-family: Inter, "Segoe UI", "Microsoft YaHei", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #e7edf5;
  color: var(--ink);
}

.unity-menu-bar {
  position: relative;
  z-index: 30;
  display: flex;
  align-items: stretch;
  height: 30px;
  padding: 0 8px;
  border-bottom: 1px solid #b7c0cf;
  background: linear-gradient(#eef3fa, #dfe7f2);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.78);
  user-select: none;
}

.unity-menu-item {
  position: relative;
  display: flex;
}

.unity-menu-item > button {
  min-height: 0;
  height: 30px;
  padding: 0 11px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: #263244;
  font-size: 13px;
}

.unity-menu-item > button:hover,
.unity-menu-item.open > button {
  background: rgba(37, 99, 235, 0.12);
  transform: none;
  box-shadow: none;
}

.unity-menu-dropdown {
  position: absolute;
  left: 0;
  top: 100%;
  z-index: 40;
  display: none;
  min-width: 158px;
  padding: 4px;
  border: 1px solid #aeb9c8;
  background: #f7f9fc;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.18);
}

.unity-menu-item.open .unity-menu-dropdown {
  display: grid;
}

.unity-menu-dropdown button {
  justify-content: flex-start;
  min-height: 28px;
  border: 0;
  border-radius: 3px;
  background: transparent;
  box-shadow: none;
  text-align: left;
  transform: none;
}

.unity-menu-dropdown button:hover:not(:disabled) {
  background: #dbe9ff;
}

.unity-menu-spacer {
  flex: 1 1 auto;
  min-width: 12px;
}

.unity-menu-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex: 0 1 auto;
  gap: 8px;
  min-width: 0;
  margin-left: auto;
  padding-left: 8px;
}

.unity-menu-toolbar .zoom-control {
  align-items: center;
  min-width: 238px;
  height: 30px;
}

.unity-menu-toolbar .zoom-control button {
  width: 28px;
  min-height: 24px;
  height: 24px;
  border-radius: 5px;
}

.unity-menu-toolbar .zoom-control input {
  width: 92px;
}

.unity-menu-toolbar .zoom-control output {
  min-width: 82px;
  padding: 2px 6px;
  line-height: 18px;
}

.unity-menu-toolbar .account-menu {
  display: flex;
  align-items: center;
  height: 30px;
}

.unity-menu-toolbar .account-chip {
  min-height: 24px;
  height: 24px;
  min-width: 116px;
  padding: 0 9px 0 6px;
  border-radius: 5px;
  box-shadow: none;
}

.unity-menu-toolbar .account-avatar {
  width: 19px;
  height: 19px;
  font-size: 11px;
}

.unity-menu-toolbar .account-popover {
  top: calc(100% + 7px);
  z-index: 60;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 1px solid var(--line);
  background: var(--panel-strong);
  color: var(--ink);
  cursor: pointer;
  min-height: 34px;
  border-radius: 6px;
  transition: background-color 120ms ease, border-color 120ms ease, box-shadow 120ms ease, transform 120ms ease;
}

button:hover {
  border-color: var(--line-strong);
  transform: translateY(-1px);
  box-shadow: var(--soft-shadow);
}

button.active,
button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.app-shell {
  --left-panel-width: 280px;
  --right-panel-width: 300px;
  position: relative;
  display: flex;
  width: 100vw;
  height: calc(100vh - 30px);
  min-width: 0;
  min-height: 0;
  background: #cfd8e6;
}

.panel {
  position: relative;
  flex: 0 0 auto;
  min-width: 0;
  background: var(--panel);
  border-color: var(--line);
  padding: 0 12px 12px;
  overflow-x: hidden;
  overflow-y: auto;
}

.left-panel {
  width: var(--left-panel-width);
  border-right: 1px solid var(--line);
  box-shadow: inset -1px 0 rgba(255, 255, 255, 0.8);
}

.right-panel {
  width: var(--right-panel-width);
  border-left: 1px solid var(--line);
  box-shadow: inset 1px 0 rgba(255, 255, 255, 0.8);
}

.app-shell.left-panel-collapsed .left-panel,
.app-shell.right-panel-collapsed .right-panel {
  width: 0;
  padding-left: 0;
  padding-right: 0;
  border: 0;
  overflow: hidden;
  visibility: hidden;
  pointer-events: none;
  box-shadow: none;
}

.stage {
  flex: 1 1 auto;
}

.dock-panel {
  outline: 0 solid transparent;
}

.dock-resizer {
  position: absolute;
  top: 0;
  bottom: 0;
  z-index: 18;
  width: 7px;
  cursor: col-resize;
}

.dock-resizer.left {
  left: 0;
}

.dock-resizer.right {
  right: 0;
}

.panel-collapse-tab {
  position: absolute;
  top: 50%;
  z-index: 26;
  display: grid;
  place-items: center;
  width: 22px;
  min-width: 0;
  height: 58px;
  min-height: 0;
  padding: 0;
  border: 1px solid rgba(91, 108, 132, 0.42);
  background: rgba(248, 250, 252, 0.82);
  color: #344054;
  font-size: 13px;
  font-weight: 900;
  line-height: 1;
  box-shadow: 0 5px 16px rgba(23, 32, 51, 0.14);
  backdrop-filter: blur(8px);
}

.panel-collapse-tab:hover {
  background: #fff;
  border-color: rgba(37, 99, 235, 0.52);
  color: var(--accent);
  transform: translateY(-50%);
}

.panel-collapse-tab.left {
  left: var(--left-panel-width);
  border-radius: 0 7px 7px 0;
  transform: translate(-1px, -50%);
}

.panel-collapse-tab.right {
  right: var(--right-panel-width);
  border-radius: 7px 0 0 7px;
  transform: translate(1px, -50%);
}

.app-shell.left-panel-collapsed .panel-collapse-tab.left {
  left: 0;
  transform: translate(0, -50%);
}

.app-shell.right-panel-collapsed .panel-collapse-tab.right {
  right: 0;
  transform: translate(0, -50%);
}

.app-shell.left-panel-collapsed .panel-collapse-tab.left:hover,
.app-shell.right-panel-collapsed .panel-collapse-tab.right:hover {
  transform: translate(0, -50%);
}

.panel-collapse-tab.left:hover {
  transform: translate(-1px, -50%);
}

.panel-collapse-tab.right:hover {
  transform: translate(1px, -50%);
}

.panel-tabs {
  gap: 0;
  padding: 4px 4px 0;
  border: 1px solid #b7c0cf;
  border-bottom-color: #aeb9c8;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(#eef3fa, #dfe7f2);
}

.panel-tab {
  min-height: 27px;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: 5px 5px 0 0;
  background: transparent;
  transform: none;
  box-shadow: none;
}

.panel-tab:hover {
  background: rgba(255, 255, 255, 0.46);
  box-shadow: none;
  transform: none;
}

.panel-tab.active {
  border-color: #aeb9c8;
  background: #f8fafc;
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.86);
}

.brand {
  display: grid;
  gap: 4px;
  margin-bottom: 12px;
}

.brand-logo {
  display: block;
  width: min(230px, 100%);
  height: 62px;
  object-fit: contain;
  object-position: left center;
}

.brand #mapMeta {
  display: block;
  padding-left: 2px;
  font-variant-numeric: tabular-nums;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: 19px;
  line-height: 1.15;
}

h2 {
  font-size: 12px;
  margin-bottom: 8px;
  color: var(--ink);
  text-transform: uppercase;
}

.brand span,
.statusbar,
.section-head,
label {
  color: var(--muted);
  font-size: 12px;
}

.tool-grid,
.art-tool-grid {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}

.tool-grid {
  grid-template-columns: repeat(7, 1fr);
}

.tile-snap-row {
  margin-top: 8px;
}

.theme-color-row {
  display: none;
}

.theme-color-row.visible {
  display: grid;
}

.theme-color-row input[type="color"] {
  width: 100%;
  height: 34px;
  padding: 3px;
}

.art-tool-grid {
  grid-template-columns: repeat(4, 1fr);
}

.tool-grid button,
.art-tool-grid button,
.segmented button,
.zoom-control button {
  display: grid;
  place-items: center;
  min-width: 0;
  height: 34px;
  padding: 0;
  font-size: 16px;
  line-height: 1;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 6px 0 8px;
  font-weight: 800;
}

.panel-tabs {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 4px;
  margin-bottom: 10px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #edf2f8;
}

.panel-tab {
  min-height: 28px;
  padding: 0 8px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  box-shadow: none;
}

.panel-tab:hover {
  background: rgba(255, 255, 255, 0.68);
  box-shadow: none;
}

.panel-tab.active {
  background: #fff;
  color: var(--accent);
  box-shadow: 0 1px 4px rgba(23, 32, 51, 0.08);
}

.section-head select {
  width: 112px;
}

.palette {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(48px, 1fr));
  gap: 7px;
}

.tile-card {
  min-width: 0;
  min-height: 62px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
  color: var(--ink);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.9);
}

.tile-card.active {
  outline: 3px solid rgba(37, 99, 235, 0.16);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.tile-swatch {
  width: 32px;
  height: 32px;
  margin: 0 auto 5px;
  border-radius: 5px;
  border: 1px solid rgba(23, 32, 51, 0.16);
  position: relative;
  overflow: hidden;
}

.tile-card span {
  display: block;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11px;
}

.tile-card em {
  display: block;
  margin-top: 2px;
  color: var(--accent);
  font-size: 10px;
  font-style: normal;
  font-weight: 800;
}

.tile-card.skinned {
  border-color: rgba(37, 99, 235, 0.38);
  background: #f5f8ff;
}

.stage {
  display: grid;
  grid-template-rows: 52px 1fr 30px;
  min-width: 0;
  min-height: 0;
  background: #86c8ed;
}

.topbar,
.statusbar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  padding: 8px 10px;
  background: rgba(248, 250, 252, 0.94);
  border-bottom: 1px solid rgba(23, 32, 51, 0.1);
}

.topbar {
  position: relative;
  z-index: 8;
}

.statusbar {
  justify-content: space-between;
  border-top: 1px solid rgba(23, 32, 51, 0.1);
  border-bottom: 0;
  padding: 5px 10px;
}

.segmented,
.zoom-control,
.mode-switch {
  display: flex;
  gap: 4px;
  flex: 0 0 auto;
}

.segmented button,
.mode-switch button {
  width: 34px;
}

.mode-switch button {
  width: auto;
  min-width: 52px;
  padding: 0 9px;
  font-size: 12px;
  font-weight: 800;
}

.map-title {
  flex: 1 1 auto;
  min-width: 90px;
}

.map-title input,
label input,
label select,
.section-head select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  min-height: 32px;
  padding: 6px 8px;
}

.map-title input {
  font-weight: 800;
  font-size: 14px;
}

.zoom-control {
  align-items: center;
  min-width: 250px;
}

.zoom-control button {
  width: 32px;
}

.zoom-control input {
  width: 96px;
}

.zoom-control output {
  min-width: 84px;
  padding: 4px 6px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  text-align: center;
  white-space: nowrap;
}

.account-menu {
  position: relative;
  flex: 0 0 auto;
}

.account-chip {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 116px;
  max-width: 190px;
  height: 34px;
  padding: 0 10px 0 7px;
  border-color: rgba(37, 99, 235, 0.28);
  background: #fff;
  box-shadow: var(--soft-shadow);
  font-size: 12px;
  font-weight: 800;
}

.account-chip span:last-child {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account-avatar {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-size: 12px;
  font-weight: 900;
}

.account-popover {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 12;
  display: none;
  width: 240px;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 16px 36px rgba(14, 22, 35, 0.2);
}

.account-menu.open .account-popover {
  display: grid;
}

.account-popover::before {
  content: "";
  position: absolute;
  top: -6px;
  right: 20px;
  width: 10px;
  height: 10px;
  border-left: 1px solid var(--line);
  border-top: 1px solid var(--line);
  background: var(--panel);
  transform: rotate(45deg);
}

.canvas-wrap {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: var(--stage);
}

.canvas-wrap:fullscreen {
  width: 100vw;
  height: 100vh;
  background: var(--stage);
}

.canvas-wrap:-webkit-full-screen {
  width: 100vw;
  height: 100vh;
  background: var(--stage);
}

#editorCanvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: crosshair;
}

.fullscreen-toggle {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 12;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.42);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  opacity: 0.72;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.22);
  backdrop-filter: blur(6px);
}

.fullscreen-toggle:hover {
  opacity: 0.96;
  background: rgba(15, 23, 42, 0.58);
}

.canvas-wrap:fullscreen .fullscreen-toggle,
.canvas-wrap:-webkit-full-screen .fullscreen-toggle {
  opacity: 0.55;
}

.toast {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%) translateY(16px);
  opacity: 0;
  pointer-events: none;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(24, 32, 42, 0.86);
  color: white;
  font-size: 13px;
  box-shadow: var(--shadow);
  transition: opacity 160ms ease, transform 160ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.runtime-intro-video {
  position: absolute;
  inset: 0;
  z-index: 6;
  display: none;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

.runtime-intro-video.playing {
  display: block;
  pointer-events: auto;
}

.main-scene-start-rows[hidden] {
  display: none !important;
}

.right-panel section {
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.right-panel section:first-of-type {
  padding-top: 0;
}

.right-panel .right-page:not(.active),
.art-left-page:not(.active),
.ui-left-page:not(.active),
.tile-left-page:not(.active) {
  display: none !important;
}

.right-panel .right-page.active {
  display: block;
}

.property-panel {
  display: grid;
  gap: 9px;
}

.property-panel[hidden],
.portal-property-panel[hidden] {
  display: none !important;
}

.property-panel h3 {
  margin: 6px 0 2px;
  color: var(--ink);
  font-size: 12px;
}

.property-summary {
  margin: 0 0 2px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.portal-property-panel {
  display: grid;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

label {
  display: block;
  margin-bottom: 8px;
}

label input,
label select {
  margin-top: 4px;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
}

.check-row input {
  width: 16px;
  min-height: 16px;
  margin: 0;
}

.file-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.tile-left-tabs {
  margin-bottom: 10px;
}

.tile-left-page {
  min-width: 0;
}

.scene-head {
  gap: 8px;
}

.scene-head button {
  width: auto;
  min-height: 28px;
  padding: 0 9px;
  font-size: 12px;
}

.scene-list {
  display: grid;
  gap: 7px;
  max-height: min(460px, 58vh);
  overflow-x: hidden;
  overflow-y: auto;
  padding-right: 2px;
}

.scene-card {
  display: grid;
  gap: 3px;
  min-width: 0;
  min-height: 46px;
  justify-items: start;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  text-align: left;
}

.scene-card.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--ink);
}

.scene-card strong {
  max-width: 100%;
  overflow: hidden;
  color: var(--ink);
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.scene-card small {
  color: var(--muted);
  font-size: 11px;
}

#deleteSceneBtn {
  margin-top: 9px;
  border-color: #f2b8b8;
  background: #fff0f0;
  color: #b42323;
}

.auth-panel {
  display: grid;
  gap: 7px;
}

.auth-panel span {
  color: var(--muted);
  font-size: 12px;
}

.auth-panel input,
.account-popover input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  min-height: 32px;
  padding: 6px 8px;
}

.auth-actions {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 6px;
}

.auth-actions button {
  min-width: 0;
}

body:not(.editor-view) .unity-menu-bar,
body:not(.editor-view) .app-shell {
  display: none;
}

.project-hub {
  min-height: 100vh;
  display: none;
  flex-direction: column;
  background: linear-gradient(180deg, #f7f9fc 0%, #eef3f8 100%);
  color: var(--ink);
}

body.hub-view .project-hub {
  display: flex;
}

.project-hub-top {
  height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 26px;
}

.project-hub-top img {
  width: 122px;
  height: auto;
  display: block;
}

.project-hub-brand {
  display: grid;
  gap: 10px;
  justify-items: start;
}

.hub-account-menu {
  position: relative;
}

.hub-account-menu .account-popover {
  left: 0;
  right: auto;
}

.local-permission-help-btn {
  width: auto;
  min-height: 34px;
  padding: 0 14px;
  border-color: #b8c8df;
  background: rgba(255, 255, 255, 0.78);
  color: var(--accent-strong);
  font-weight: 800;
}

.local-permission-help-btn:hover {
  border-color: var(--accent);
  background: #fff;
}

.project-hub-center {
  flex: 1;
  display: grid;
  place-items: center;
  gap: 22px;
  padding: 28px;
  text-align: center;
}

.project-hub-copy {
  display: grid;
  gap: 8px;
}

.project-hub-copy h1 {
  font-size: 34px;
  letter-spacing: 0;
}

.project-hub-copy p {
  color: var(--muted);
  font-size: 14px;
}

.recent-projects-panel {
  width: min(680px, 92vw);
  display: grid;
  gap: 10px;
  text-align: left;
}

.recent-projects-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.recent-projects-head span {
  font-weight: 800;
}

.recent-projects-head small {
  color: var(--muted);
  font-size: 12px;
}

.recent-project-list {
  display: grid;
  gap: 8px;
  max-height: min(320px, 38vh);
  overflow: auto;
}

.recent-project-card {
  display: grid;
  gap: 3px;
  width: 100%;
  min-height: 58px;
  justify-items: start;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--soft-shadow);
  text-align: left;
}

.recent-project-card:hover {
  border-color: var(--accent);
  background: #fff;
}

.recent-project-card strong {
  color: var(--ink);
  font-size: 14px;
}

.recent-project-card small {
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
  color: var(--muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.recent-project-empty {
  padding: 18px 12px;
  border: 1px dashed var(--line);
  border-radius: 7px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.48);
  text-align: center;
}

.project-hub-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(160px, 1fr));
  gap: 12px;
  width: min(420px, 92vw);
}

.project-hub-actions button {
  min-height: 46px;
  font-size: 15px;
}

.project-create-modal {
  width: min(780px, 94vw);
}

.game-settings-modal {
  width: min(620px, 94vw);
}

.project-create-body {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 0;
  min-height: 300px;
}

.project-template-panel,
.project-settings-panel {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 16px;
}

.project-template-panel {
  border-right: 1px solid var(--line);
  background: #f8fafc;
}

.project-template-panel > span,
.project-settings-panel > label {
  font-size: 12px;
  color: var(--muted);
}

.project-template-card {
  display: grid;
  gap: 5px;
  justify-items: start;
  min-height: 78px;
  padding: 12px;
  text-align: left;
}

.project-template-card.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.project-template-card small {
  color: var(--muted);
}

.project-settings-panel label {
  display: grid;
  gap: 6px;
}

.project-settings-panel input {
  width: 100%;
  min-height: 34px;
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.project-location-row {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 10px;
}

.project-location-row span {
  min-width: 0;
  overflow: hidden;
  color: var(--muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.resource-package-modal {
  width: min(1120px, 96vw);
  max-height: min(780px, 90vh);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
}

.resource-package-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  align-content: start;
  gap: 14px;
  min-width: 0;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 16px;
}

.resource-package-card {
  display: grid;
  grid-template-rows: auto minmax(112px, auto) auto;
  gap: 10px;
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafc;
}

.resource-package-card h3 {
  font-size: 14px;
  min-width: 0;
  overflow-wrap: anywhere;
}

.resource-drop-zone {
  display: grid;
  place-items: center;
  gap: 5px;
  min-width: 0;
  min-height: 112px;
  padding: 12px;
  border: 1px dashed #b8c4d4;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.88);
  text-align: center;
  cursor: pointer;
}

.resource-drop-zone.drag-over {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.resource-drop-zone span {
  font-weight: 800;
  overflow-wrap: anywhere;
}

.resource-drop-zone small {
  color: var(--muted);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.resource-drop-zone input {
  width: 100%;
  max-width: 210px;
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
}

.game-package-modal {
  width: min(1040px, calc(100vw - 24px));
  height: min(780px, calc(100vh - 24px));
  max-height: calc(100vh - 24px);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
}

.game-package-body {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(280px, 0.9fr);
  align-content: start;
  gap: 14px;
  min-width: 0;
  min-height: 0;
  max-height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 16px;
}

.game-package-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  min-height: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafc;
}

.game-package-card h3 {
  margin: 0;
  font-size: 14px;
}

.game-package-scene-list {
  display: grid;
  gap: 8px;
  max-height: min(420px, 48vh);
  min-width: 0;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

.game-package-scene-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-width: 0;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
}

.game-package-scene-row strong,
.game-package-scene-row small {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.game-package-scene-row small {
  color: var(--muted);
}

.game-package-scene-badge {
  padding: 2px 7px;
  border-radius: 999px;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 11px;
  font-weight: 800;
}

.game-icon-drop {
  min-height: 70px;
}

.game-package-progress {
  display: grid;
  gap: 6px;
}

.game-package-progress-bar {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e2e8f0;
}

.game-package-progress-bar span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  transition: width 0.18s ease;
}

body.game-package-view {
  overflow: hidden;
  background: #000;
}

body.game-package-view .unity-menu-bar,
body.game-package-view .project-hub,
body.game-package-view .auth-scene,
body.game-package-view .left-panel,
body.game-package-view .right-panel,
body.game-package-view .topbar,
body.game-package-view .statusbar,
body.game-package-view .toast,
body.game-package-view .panel-collapse-tab,
body.game-package-view .dock-resizer {
  display: none !important;
}

body.game-package-view .app-shell {
  display: block;
  height: 100vh;
  min-height: 100vh;
  background: #000;
}

body.game-package-view .stage {
  display: block;
  height: 100vh;
}

body.game-package-view .canvas-wrap {
  height: 100vh;
  border: 0;
  background: #000;
}

body.game-package-view #editorCanvas {
  cursor: default;
}

@media (max-width: 720px) {
  .resource-package-modal {
    width: 96vw;
    max-height: 92vh;
  }

  .resource-package-grid {
    grid-template-columns: 1fr;
    padding: 12px;
  }

  .game-package-body {
    grid-template-columns: 1fr;
    padding: 12px;
  }

  .game-package-modal {
    width: 96vw;
    height: 92vh;
  }
}

.local-permission-modal {
  width: min(640px, 94vw);
}

.local-permission-body {
  display: grid;
  gap: 12px;
  padding: 14px;
}

.local-permission-body p,
.local-permission-body span,
.local-permission-body li {
  color: var(--muted);
  font-size: 13px;
}

.local-permission-body label {
  display: grid;
  gap: 6px;
  color: var(--ink);
  font-weight: 800;
}

.permission-option-name {
  display: grid;
  gap: 5px;
  padding: 10px;
  border: 1px solid #b8c8df;
  border-radius: 7px;
  background: #fff;
}

.permission-option-name span {
  color: var(--muted);
  font-size: 12px;
}

.permission-option-name strong {
  color: var(--accent-strong);
  font-size: 14px;
}

.copy-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.copy-row input {
  width: 100%;
  min-height: 34px;
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
}

.copy-row button,
.local-permission-actions button {
  width: auto;
  min-width: 82px;
}

.local-permission-body ol {
  display: grid;
  gap: 6px;
  margin-left: 18px;
}

button[data-right-tab="files"],
button[data-right-tab="tile-skin-files"],
button[data-right-tab="art-files"],
[data-right-page="files"] .file-actions,
[data-right-page="files"] .import-label,
[data-right-page="tile-skin-files"],
[data-right-page="art-files"] {
  display: none !important;
}

.auth-scene {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 18px;
  background: rgba(24, 32, 42, 0.72);
}

.auth-scene.open {
  display: flex;
}

.auth-card {
  width: min(360px, 94vw);
  display: grid;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.auth-card-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background: #fff url("assets/ity-engine-icon.png") center / contain no-repeat;
  color: transparent;
  font-size: 26px;
  font-weight: 900;
  box-shadow: var(--soft-shadow);
}

.auth-card h2 {
  font-size: 20px;
  margin-bottom: 2px;
}

.auth-card input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  color: var(--ink);
  min-height: 38px;
  padding: 8px 10px;
}

.auth-scene-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.auth-card span {
  color: var(--muted);
  font-size: 12px;
}

.file-actions #uploadBtn {
  grid-column: 1 / -1;
}

.settings-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px;
  margin-bottom: 9px;
}

.settings-tab {
  min-height: 32px;
}

.settings-page {
  display: none;
}

.settings-page.active {
  display: block;
}

.key-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
}

.key-bind {
  display: grid;
  gap: 4px;
  min-width: 0;
  color: var(--muted);
  font-size: 12px;
}

.key-bind button {
  display: block;
  width: 100%;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 0 8px;
  font-weight: 800;
}

.key-bind button.listening {
  border-color: var(--danger);
  color: var(--danger);
  box-shadow: 0 0 0 3px rgba(215, 66, 66, 0.14);
}

.file-actions button,
.primary {
  width: 100%;
}

.import-label {
  margin-top: 9px;
  padding: 8px;
  border: 1px dashed var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.72);
}

.compact-import {
  margin-top: 0;
  margin-bottom: 8px;
}

.import-label input {
  padding: 0;
  border: 0;
  min-height: 0;
  background: transparent;
}

textarea {
  height: 210px;
  resize: vertical;
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 11px;
  line-height: 1.45;
}

.art-mode-only {
  display: none;
}

.ui-mode-only {
  display: none;
}

.tile-skin-mode-only {
  display: none;
}

.character-mode-only {
  display: none;
}

.app-shell.ui-mode .ui-mode-only {
  display: block;
}

.app-shell.art-mode .art-mode-only {
  display: block;
}

.app-shell.tile-skin-mode .tile-skin-mode-only {
  display: block;
}

.app-shell.character-mode .character-mode-only {
  display: block;
}

.app-shell.ui-mode .ui-panel.ui-mode-only {
  display: grid;
}

.app-shell.art-mode .art-panel.art-mode-only {
  display: grid;
}

.app-shell.tile-skin-mode .tile-skin-panel.tile-skin-mode-only {
  display: grid;
}

.app-shell.character-mode .character-panel.character-mode-only {
  display: grid;
}

.app-shell.ui-mode .panel-tabs.ui-mode-only {
  display: grid;
}

.app-shell.art-mode .panel-tabs.art-mode-only {
  display: grid;
}

.app-shell.tile-skin-mode .panel-tabs.tile-skin-mode-only {
  display: grid;
}

.app-shell.character-mode .panel-tabs.character-mode-only {
  display: grid;
}

.app-shell.ui-mode .tile-mode-only,
.app-shell.ui-mode .tile-skin-mode-only,
.app-shell.ui-mode .art-mode-only,
.app-shell.ui-mode .character-mode-only {
  display: none;
}

.app-shell.art-mode .tile-mode-only {
  display: none;
}

.app-shell.tile-skin-mode .tile-mode-only,
.app-shell.tile-skin-mode .art-mode-only {
  display: none;
}

.app-shell.character-mode .tile-mode-only,
.app-shell.character-mode .tile-skin-mode-only,
.app-shell.character-mode .art-mode-only {
  display: none;
}

.app-shell:not(.ui-mode) .ui-mode-only {
  display: none !important;
}

.app-shell:not(.tile-skin-mode) .tile-skin-mode-only {
  display: none !important;
}

.app-shell:not(.art-mode) .art-mode-only {
  display: none !important;
}

.app-shell:not(.character-mode) .character-mode-only {
  display: none !important;
}

.art-panel {
  display: grid;
  gap: 9px;
  align-content: start;
}

.ui-panel {
  display: grid;
  gap: 9px;
  align-content: start;
}

.tile-skin-panel {
  display: grid;
  gap: 9px;
  align-content: start;
}

.character-panel {
  display: grid;
  gap: 9px;
  align-content: start;
}

.art-panel.art-mode-only {
  display: none;
}

.character-panel.character-mode-only {
  display: none;
}

.art-panel-tabs {
  margin-bottom: 0;
}

.ui-left-tabs {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 0;
}

.ui-left-page {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.ui-screen-list {
  display: grid;
  gap: 6px;
}

.ui-tool-grid button {
  min-height: 36px;
}

.mini-actions {
  display: flex;
  gap: 4px;
}

.mini-actions button {
  min-height: 24px;
  padding: 3px 8px;
  font-size: 12px;
}

.ui-node-list {
  display: grid;
  gap: 6px;
  max-height: 220px;
  overflow-y: auto;
}

.ui-node-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-height: 30px;
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  text-align: left;
}

.ui-node-card.active {
  border-color: var(--blue);
  background: #eaf3ff;
}

.ui-node-card.muted {
  opacity: 0.55;
}

.ui-node-card span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 800;
}

.ui-node-card small {
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
}

.ui-element-inspector h3,
.ui-kind-panel h3 {
  margin: 8px 0 2px;
  color: var(--ink);
  font-size: 12px;
}

.ui-kind-panel {
  display: grid;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.ui-action-box {
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.035);
}

.ui-action-box[hidden] {
  display: none !important;
}

.ui-action-box h4 {
  margin: 0;
  font-size: 12px;
  color: var(--ink);
}

.ui-slider-skin-grid {
  display: grid;
  gap: 6px;
}

.ui-kind-panel[hidden],
#uiElementFields[hidden],
#uiElementEmpty[hidden] {
  display: none !important;
}

.art-left-page {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.art-asset-filter {
  display: grid;
  grid-template-columns: minmax(92px, 0.9fr) minmax(0, 1.1fr);
  gap: 6px;
}

.art-asset-filter select,
.art-asset-filter input {
  width: 100%;
  min-height: 30px;
  padding: 5px 7px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font-size: 12px;
}

.character-list {
  display: grid;
  gap: 8px;
}

.character-panel .section-head button {
  min-height: 28px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--accent);
  font-weight: 700;
}

.character-card {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  width: 100%;
  min-height: 48px;
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
  text-align: left;
}

.character-delete-btn {
  display: inline-grid;
  place-items: center;
  min-width: 42px;
  min-height: 26px;
  padding: 3px 8px;
  border: 1px solid #f3b4b4;
  border-radius: 6px;
  background: #fff1f1;
  color: #b91c1c;
  font-size: 12px;
  font-weight: 700;
}

.character-delete-btn:hover {
  background: #fee2e2;
}

.character-card.active {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.character-card small {
  color: var(--muted);
  font-size: 11px;
}

.character-card-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 6px;
  background: #1f2937;
  color: #fff;
  font-weight: 800;
}

.character-card strong,
.character-card span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.character-card span {
  color: var(--muted);
  font-size: 12px;
}

.character-inspector {
  display: grid;
  gap: 10px;
}

.dialogue-style-panel {
  display: grid;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.default-dialogue-style-panel {
  margin-top: 4px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
}

.dialogue-style-panel h3 {
  margin: 0;
  font-size: 13px;
  color: var(--ink);
}

.compact-head {
  margin-bottom: 0;
}

.dialogue-style-info {
  min-height: 28px;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dialogue-style-margins {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.dialogue-style-margins label {
  display: grid;
  gap: 3px;
  color: var(--muted);
  font-size: 11px;
}

.dialogue-style-margins input {
  width: 100%;
  min-width: 0;
  min-height: 28px;
  padding: 4px 5px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
}

.dialogue-style-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.dialogue-style-grid label,
.dialogue-style-fieldset > span {
  display: grid;
  gap: 3px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.dialogue-style-grid input,
.dialogue-style-grid select {
  width: 100%;
  min-width: 0;
  min-height: 28px;
}

.dialogue-style-fieldset {
  display: grid;
  gap: 5px;
}

.character-upload-label {
  min-height: 78px;
}

.character-animation-info {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #eef4fb;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.npc-dialogue-modal {
  width: min(720px, calc(100vw - 48px));
}

.npc-dialogue-modal .modal-body {
  display: grid;
  gap: 14px;
}

.npc-dialogue-modal textarea {
  width: 100%;
  min-height: 220px;
  resize: vertical;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: 13px/1.6 "Segoe UI", sans-serif;
}

.art-move-snap {
  display: grid;
  gap: 6px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
}

.art-tile-translucency {
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
}

.art-move-snap-size {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.art-move-snap-size label {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
}

.snap-row {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  align-items: center;
  gap: 5px;
}

.snap-row span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.snap-row input {
  min-height: 28px;
  margin-top: 0;
  padding: 4px 6px;
}

.art-asset-list,
.art-hierarchy {
  display: grid;
  gap: 6px;
}

.art-asset-list {
  grid-template-columns: repeat(auto-fill, minmax(92px, 1fr));
  align-items: start;
}

.empty-note {
  color: var(--muted);
  font-size: 12px;
}

.art-asset-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  align-items: stretch;
  min-height: 0;
  padding: 7px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
  text-align: left;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.9);
}

.art-asset-card-main {
  display: grid;
  gap: 5px;
  min-width: 0;
  cursor: pointer;
}

.art-asset-actions {
  display: grid;
  gap: 5px;
}

.art-asset-actions button {
  min-height: 26px;
  padding: 0 7px;
  font-size: 11px;
}

.art-asset-tag {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  min-height: 18px;
  margin: 2px 0;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 10px;
  font-style: normal;
  font-weight: 800;
}

.art-asset-card.active,
.art-node-row.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

.art-node-row.active {
  color: var(--ink);
}

.art-node-row.active .art-node-name {
  color: var(--ink);
}

.art-node-row.primary {
  background: var(--accent-soft);
}

.art-node-row.hidden {
  background: #eef0f3;
  color: #667085;
}

.art-node-row.merged .art-node-name {
  color: var(--accent);
}

.art-node-row.hidden .art-node-name {
  color: #667085;
}

.art-asset-thumb {
  width: 100%;
  aspect-ratio: 1;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #fff center / contain no-repeat;
}

.art-asset-card strong,
.art-node-row strong {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
}

.art-asset-card-main > div:not(.art-asset-thumb) {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.art-asset-card-main > div:not(.art-asset-thumb) > span {
  display: none;
}

.art-collapse-button {
  display: inline-grid;
  place-items: center;
  width: 16px;
  height: 16px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  color: #667085;
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
}

.art-collapse-button.empty {
  border-color: transparent;
  background: transparent;
}

.art-lock-button {
  align-self: center;
  min-width: 42px;
  padding: 4px 7px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #fff;
  color: #667085;
  font-size: 12px;
  font-weight: 800;
  line-height: 1.1;
  text-align: center;
}

.art-node-row.locked .art-lock-button {
  border-color: #98a2b3;
  background: #667085;
  color: #fff;
}

.art-asset-card span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 11px;
}

.modal-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.scene-file-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.button-like {
  display: inline-grid;
  place-items: center;
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.button-like:hover {
  border-color: var(--blue);
  color: var(--blue);
}

button.danger-soft {
  border-color: #fecaca;
  background: #fff1f2;
  color: #b42318;
}

.hierarchy-head button {
  min-height: 28px;
  padding: 0 8px;
  font-size: 12px;
}

.art-node-row {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px;
  min-height: 29px;
  padding: 3px 6px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--panel-strong);
  text-align: left;
}

.art-node-row.drop-target {
  border-color: #30a66a;
  box-shadow: 0 0 0 3px rgba(48, 166, 106, 0.18);
}

.art-node-row.drop-before {
  box-shadow: inset 0 3px 0 #2f80ed;
}

.art-node-row.drop-after {
  box-shadow: inset 0 -3px 0 #2f80ed;
}

.art-temp-tree {
  position: fixed;
  left: var(--art-temp-tree-left, calc(var(--left-panel-width, 280px) + 18px));
  bottom: var(--art-temp-tree-bottom, 38px);
  z-index: 45;
  display: none;
  width: var(--art-temp-tree-width, 300px);
  min-width: 220px;
  max-width: calc(100vw - var(--art-temp-tree-left, 298px) - 20px);
  max-height: var(--art-temp-tree-max-height, 360px);
  overflow: hidden;
  border: 1px solid #bfd7ff;
  border-radius: 8px;
  background: rgba(248, 250, 252, 0.96);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.18);
}

.app-shell.left-panel-collapsed .art-temp-tree,
.app-shell:not(.art-mode) .art-temp-tree {
  display: none !important;
}

.art-temp-tree.open {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.art-temp-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  background: #eff6ff;
}

.art-temp-head strong {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.art-temp-head button {
  width: 26px;
  min-height: 26px;
  padding: 0;
}

.art-temp-node-list {
  display: grid;
  gap: 5px;
  min-height: 72px;
  padding: 8px;
  overflow-y: auto;
}

.art-temp-node-row {
  margin-left: 0 !important;
}

.art-temp-badge {
  min-width: 26px;
  padding: 3px 6px;
  border-radius: 5px;
  background: #dbeafe;
  color: #1d4ed8;
  font-size: 11px;
  font-weight: 900;
  text-align: center;
}

.art-inspector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  align-items: center;
}

.art-inspector-toggles,
.art-inspector .inspector-row-wide,
.art-inspector .inspector-check-number,
.art-inspector .art-color-panel,
.art-inspector .art-overlay-panel,
.art-inspector > .check-row,
.art-inspector button {
  grid-column: 1 / -1;
}

.art-inspector-toggles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.art-inspector-toggles .check-row,
.art-inspector > .check-row {
  min-height: 30px;
  margin: 0;
  padding: 0 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  font-weight: 800;
}

.inspector-row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: center;
  gap: 6px;
  margin: 0;
  min-width: 0;
}

.inspector-row span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.inspector-row input,
.inspector-row select {
  min-height: 30px;
  margin-top: 0;
  padding: 5px 7px;
}

.inspector-row-wide {
  grid-template-columns: 52px minmax(0, 1fr);
}

.inspector-check-number {
  grid-template-columns: minmax(124px, 1fr) minmax(64px, 86px);
}

.right-panel {
  container-type: inline-size;
}

.right-page .property-panel,
.right-page .character-inspector {
  min-width: 0;
}

.property-panel > label:not(.check-row),
.portal-property-panel > label:not(.check-row) {
  display: grid;
  grid-template-columns: minmax(64px, max-content) minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  min-width: 0;
  margin: 0;
}

.property-panel > label:not(.check-row) input,
.property-panel > label:not(.check-row) select,
.portal-property-panel > label:not(.check-row) input,
.portal-property-panel > label:not(.check-row) select {
  min-width: 0;
  width: 100%;
  margin-top: 0;
}

.property-panel > label.ui-screen-scene-row {
  align-items: start;
}

.property-panel > label.ui-screen-scene-row small {
  grid-column: 2;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.35;
}

.inspector-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.inspector-actions > button,
.inspector-actions > .button-like {
  width: 100%;
  min-width: 0;
  margin: 0;
  justify-content: center;
}

.ui-multiselect {
  position: relative;
  min-width: 0;
}

.ui-multiselect > button {
  position: relative;
  justify-content: flex-start;
  width: 100%;
  min-height: 32px;
  padding: 5px 28px 5px 8px;
  overflow: hidden;
  text-align: left;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ui-multiselect > button::after {
  content: "▾";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
}

.ui-multiselect-menu {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 4px);
  z-index: 80;
  display: grid;
  gap: 4px;
  max-height: 190px;
  overflow-y: auto;
  padding: 6px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: var(--panel-strong);
  box-shadow: var(--soft-shadow);
}

.ui-multiselect-menu[hidden] {
  display: none !important;
}

.ui-multiselect-option {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  margin: 0;
  padding: 5px 6px;
  border-radius: 4px;
  cursor: pointer;
}

.ui-multiselect-option:hover {
  background: var(--accent-soft);
}

.ui-multiselect-option input {
  width: 15px;
  min-height: 15px;
  margin: 0;
}

.ui-multiselect-option span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.property-panel div.inspector-row,
.character-inspector div.inspector-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  align-items: center;
  min-width: 0;
}

.property-panel div.inspector-row > label,
.character-inspector div.inspector-row > label {
  display: grid;
  grid-template-columns: minmax(52px, max-content) minmax(0, 1fr);
  align-items: center;
  gap: 6px;
  min-width: 0;
  margin: 0;
}

.property-panel div.inspector-row > label input,
.property-panel div.inspector-row > label select,
.character-inspector div.inspector-row > label input,
.character-inspector div.inspector-row > label select {
  min-width: 0;
  width: 100%;
  margin-top: 0;
}

.character-inspector label.inspector-row {
  grid-template-columns: minmax(76px, max-content) minmax(0, 1fr);
  min-width: 0;
}

.character-inspector label.inspector-row input,
.character-inspector label.inspector-row select {
  min-width: 0;
  width: 100%;
}

.art-inspector label.inspector-row {
  grid-template-columns: 42px minmax(0, 1fr);
}

.art-inspector label.inspector-row-wide {
  grid-template-columns: 52px minmax(0, 1fr);
}

.art-inspector label.inspector-row.inspector-check-number {
  grid-template-columns: minmax(112px, 1fr) minmax(64px, 92px);
}

.art-inspector label.inspector-row.inspector-check-number > input {
  width: 100%;
  min-width: 0;
}

.art-inspector label.inspector-row.inspector-check-number .inline-check-label {
  width: 100%;
}

#artNodeParentName[readonly] {
  color: var(--muted);
  background: #f8fafc;
}

@container (max-width: 260px) {
  .property-panel > label:not(.check-row),
  .portal-property-panel > label:not(.check-row),
  .character-inspector label.inspector-row {
    grid-template-columns: 1fr;
    align-items: stretch;
    gap: 4px;
  }

  .property-panel div.inspector-row,
  .character-inspector div.inspector-row {
    grid-template-columns: 1fr;
  }

  .property-panel > label.ui-screen-scene-row small {
    grid-column: 1;
  }
}

@container (max-width: 300px) {
  .art-inspector {
    grid-template-columns: 1fr;
  }

  .inspector-check-number {
    grid-template-columns: minmax(104px, 1fr) minmax(56px, 72px);
  }
}

.inline-check-label {
  display: flex;
  align-items: center;
  gap: 7px;
  min-height: 30px;
  padding: 0 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink) !important;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.inline-check-label input {
  width: 16px;
  min-height: 16px;
  margin: 0;
}

.art-inspector button {
  width: 100%;
  min-height: 32px;
}

.art-color-panel {
  display: none;
  gap: 7px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.art-color-panel.open {
  display: grid;
}

.art-overlay-panel {
  display: none;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.art-overlay-panel.open {
  display: grid;
}

.art-overlay-color {
  width: 100%;
  height: 78px;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.art-overlay-code-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 34px;
  gap: 6px;
}

.art-overlay-code-row input,
.art-overlay-code-row button {
  grid-column: auto;
  min-height: 30px;
}

canvas.picking-color {
  cursor: crosshair;
}

.art-color-row {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 56px;
  align-items: center;
  gap: 7px;
  margin: 0;
}

.art-color-row span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.art-color-row input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  min-height: 18px;
  padding: 0;
  border: 0;
  background: transparent;
  accent-color: #2f80ed;
}

.art-color-row input[type="range"]::-webkit-slider-runnable-track {
  height: 10px;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.14);
}

.art-color-row.hue input[type="range"]::-webkit-slider-runnable-track {
  background: linear-gradient(90deg, #ef4444, #f59e0b, #facc15, #22c55e, #06b6d4, #3b82f6, #a855f7, #ef4444);
}

.art-color-row.saturation input[type="range"]::-webkit-slider-runnable-track {
  background: linear-gradient(90deg, #9ca3af, #94a3b8, #2f80ed);
}

.art-color-row.brightness input[type="range"]::-webkit-slider-runnable-track {
  background: linear-gradient(90deg, #ffffff, #94a3b8, #020617);
}

.art-color-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  margin-top: -4px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #2f80ed;
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.28);
}

.art-color-row input[type="number"] {
  min-height: 28px;
  padding: 4px 6px;
}

.art-layer-panel {
  display: grid;
  gap: 8px;
}

.art-layer-base,
.art-layer-row,
.art-layer-clear {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 86px;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.art-layer-clear {
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  cursor: pointer;
}

.art-layer-base {
  background: var(--soft);
}

.art-layer-row {
  cursor: pointer;
}

.art-layer-row.active,
.art-layer-clear.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.art-layer-base span,
.art-layer-row span {
  color: var(--muted);
}

.art-layer-row.active span {
  color: var(--accent);
}

.art-layer-base strong {
  text-align: right;
}

.art-layer-row input {
  min-height: 28px;
  margin: 0;
  padding: 4px 7px;
  text-align: right;
}

.tile-skin-selected {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.tile-skin-selected-swatch {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #fff center / cover no-repeat;
  overflow: hidden;
}

.tile-skin-selected strong,
.tile-skin-selected span {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tile-skin-selected span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 11px;
}

.tile-skin-upload-panel {
  display: grid;
  gap: 8px;
}

.tile-skin-slot-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.tile-skin-slot-grid label {
  display: grid;
  gap: 4px;
  min-width: 0;
  margin: 0;
  padding: 6px;
  border: 1px dashed var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.tile-skin-slot-grid label::before,
#tileSkinSinglePanel .import-label::before,
#tileSkinNineSlicePanel .import-label::before {
  content: "";
  display: block;
  aspect-ratio: 1;
  border: 1px dashed rgba(123, 135, 154, 0.62);
  border-radius: 5px;
  background: var(--tile-skin-slot-image, transparent) center / cover no-repeat;
}

.tile-skin-slot-grid label.has-tile-skin-image::before,
#tileSkinSinglePanel .import-label.has-tile-skin-image::before,
#tileSkinNineSlicePanel .import-label.has-tile-skin-image::before {
  border-style: solid;
  border-color: rgba(34, 197, 94, 0.58);
  background-color: #fff;
}

.tile-skin-slot-grid label.has-tile-skin-image,
#tileSkinSinglePanel .import-label.has-tile-skin-image,
#tileSkinNineSlicePanel .import-label.has-tile-skin-image {
  border-color: rgba(34, 197, 94, 0.62);
  background: rgba(220, 252, 231, 0.9);
  color: #166534;
}

.tile-skin-slot-grid label.tile-skin-drop-active,
#tileSkinSinglePanel .import-label.tile-skin-drop-active,
#tileSkinNineSlicePanel .import-label.tile-skin-drop-active {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.tile-skin-slot-grid label.tile-skin-drop-active::before,
#tileSkinSinglePanel .import-label.tile-skin-drop-active::before,
#tileSkinNineSlicePanel .import-label.tile-skin-drop-active::before {
  border-color: var(--accent);
}

.tile-skin-slice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.tile-skin-slice-grid label {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: center;
  gap: 6px;
  min-width: 0;
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.tile-skin-slice-grid input {
  min-height: 28px;
  margin: 0;
  padding: 4px 7px;
}

.tile-skin-nine-slice-panel button {
  min-height: 32px;
}

.tile-skin-slot-hidden {
  display: none !important;
}

.tile-skin-slot-grid input {
  width: 100%;
  min-height: 0;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  font-size: 10px;
}

.tile-skin-slot-preview {
  display: none;
}

.tile-skin-preview-item {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.tile-skin-preview-item span {
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
}

.tile-skin-preview-item div {
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #fff center / cover no-repeat;
}

#deleteArtNodeBtn {
  border-color: #f2b8b8;
  background: #fff0f0;
  color: #b42323;
}

#deleteArtNodeBtn:hover {
  border-color: #e78282;
  background: #ffe3e3;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 18px;
  background: rgba(24, 32, 42, 0.48);
}

.modal-backdrop.open {
  display: flex;
}

.context-menu {
  position: fixed;
  z-index: 30;
  display: none;
  min-width: 150px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 14px 34px rgba(14, 22, 35, 0.22);
}

.context-menu.open {
  display: grid;
  gap: 3px;
}

.context-menu button {
  justify-content: flex-start;
  min-height: 30px;
  padding: 0 10px;
  border: 0;
  background: transparent;
  color: var(--ink);
  text-align: left;
}

.context-menu button:hover {
  background: var(--accent-soft);
}

.modal {
  width: min(520px, 94vw);
  max-height: min(680px, 86vh);
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
}

.modal-head button {
  width: 36px;
  height: 36px;
  min-height: 36px;
  padding: 0;
  font-size: 22px;
}

.modal-body {
  display: grid;
  gap: 9px;
  padding: 12px;
}

.modal.game-package-modal {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  width: min(980px, calc(100vw - 40px));
  height: min(760px, calc(100vh - 40px));
  max-height: calc(100vh - 40px);
  overflow: hidden;
}

.modal.game-package-modal .game-package-body {
  grid-template-columns: minmax(330px, 1.08fr) minmax(330px, 0.92fr);
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

.modal.game-package-modal .game-package-card {
  min-width: 0;
}

.modal.game-package-modal input,
.modal.game-package-modal select,
.modal.game-package-modal button {
  max-width: 100%;
}

.modal.game-package-modal .game-package-scene-list {
  max-height: min(500px, calc(100vh - 260px));
}

.modal.game-package-modal .game-package-progress {
  min-width: 0;
}

.modal.game-package-modal #buildGamePackageBtn {
  width: 100%;
}

@media (max-width: 820px) {
  .modal.game-package-modal {
    width: calc(100vw - 24px);
    height: calc(100vh - 24px);
    max-height: calc(100vh - 24px);
  }

  .modal.game-package-modal .game-package-body {
    grid-template-columns: 1fr;
  }
}

.level-list {
  display: grid;
  gap: 8px;
  padding: 12px;
}

.level-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
}

.level-row strong,
.level-row span {
  display: block;
}

.level-row span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 1320px) {
  .app-shell {
    grid-template-columns: 250px minmax(390px, 1fr) 280px;
  }

  .brand-logo {
    width: min(205px, 100%);
    height: 58px;
  }

  .zoom-control {
    min-width: 170px;
  }

  .zoom-control output {
    display: none;
  }

  .account-chip {
    min-width: 96px;
    max-width: 130px;
  }
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 210px minmax(320px, 1fr);
  }

  .right-panel {
    position: absolute;
    right: 0;
    top: 56px;
    bottom: 34px;
    width: min(280px, 82vw);
    z-index: 4;
    box-shadow: var(--shadow);
  }
}

@media (max-width: 720px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .left-panel {
    position: absolute;
    left: 0;
    bottom: 34px;
    width: 100%;
    max-height: 260px;
    z-index: 5;
    border-top: 1px solid var(--line);
  }

  .right-panel {
    display: none;
  }

  .stage {
    grid-template-rows: 52px 1fr 34px;
  }

  .topbar {
    gap: 7px;
  }

  .zoom-control {
    display: none;
  }

  .palette {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

.app-shell {
  display: flex;
  grid-template-columns: none;
}

.stage {
  flex: 1 1 auto;
  grid-template-rows: 52px 1fr 30px;
}