/* Interfaz de Kinetra: distribución, paneles, lienzo e historial visual. */
:root {
  color-scheme: dark;
  font:
    13px "Segoe UI",
    system-ui,
    sans-serif;
  background: #07101d;
  color: #eaf2ff;
  --bg: #07101d;
  --panel: #0d1929;
  --panel-2: #111f31;
  --panel-3: #17283d;
  --line: #263b55;
  --line-strong: #385878;
  --blue: #4c9eff;
  --blue-soft: #78baff;
  --cyan: #65d2ff;
  --gold: #efbd67;
  --purple: #8755d5;
  --muted: #91a8c2;
  --header-from: #101d2e;
  --header-to: #0b1625;
  --menu-bg: #101f31;
  --control-bg: #132237;
  --canvas-center: #0d2236;
  --canvas-edge: #06111d;
  --preview-bg: #091522;
  --header-h: 56px;
  --timeline-h: clamp(220px, 32vh, 340px);
}

:root[data-theme="grafito"] {
  --bg: #121517;
  --panel: #1a1e21;
  --panel-2: #22272b;
  --panel-3: #2b3136;
  --line: #3a434a;
  --line-strong: #59656e;
  --blue: #d99a45;
  --blue-soft: #f0bd70;
  --cyan: #77d8c1;
  --gold: #f0bf62;
  --purple: #a98cdb;
  --muted: #a5afb6;
  --header-from: #252a2e;
  --header-to: #181c1f;
  --menu-bg: #22272b;
  --control-bg: #292f34;
  --canvas-center: #293035;
  --canvas-edge: #111517;
  --preview-bg: #161b1e;
}

:root[data-theme="aurora"] {
  --bg: #0e0b1a;
  --panel: #17132a;
  --panel-2: #211a38;
  --panel-3: #2c2350;
  --line: #433969;
  --line-strong: #67569a;
  --blue: #9b7bff;
  --blue-soft: #b9a5ff;
  --cyan: #4de1d2;
  --gold: #ffc86a;
  --purple: #c06cff;
  --muted: #aaa2c8;
  --header-from: #21183d;
  --header-to: #130f24;
  --menu-bg: #211a38;
  --control-bg: #282042;
  --canvas-center: #26204a;
  --canvas-edge: #0d0a18;
  --preview-bg: #141027;
}

* {
  box-sizing: border-box;
}
html,
body {
  width: 100%;
  height: 100%;
}
body {
  margin: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--bg);
}
* {
  user-select: none;
  scrollbar-color: var(--line-strong) var(--panel-2);
  scrollbar-width: thin;
}
input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="file"]):not([type="color"]),
textarea,
[contenteditable="true"] {
  user-select: text;
}
*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
*::-webkit-scrollbar-track {
  background: var(--panel-2);
  border-radius: 8px;
}
*::-webkit-scrollbar-thumb {
  border: 2px solid var(--panel-2);
  border-radius: 8px;
  background: var(--line-strong);
}
*::-webkit-scrollbar-thumb:hover {
  background: var(--blue);
}
*::-webkit-scrollbar-corner {
  background: var(--panel-2);
}
button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}
button {
  cursor: pointer;
}
button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--blue-soft);
  outline-offset: 1px;
}

.studio-header {
  flex: none;
  position: relative;
  height: var(--header-h);
  display: flex;
  align-items: stretch;
  gap: 8px;
  padding: 0 14px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--header-from), var(--header-to));
  box-shadow: 0 4px 18px #0007;
}
.brand {
  min-width: 150px;
  display: flex;
  align-items: center;
  gap: 7px;
}
.brand-mark {
  display: block;
  width: 40px;
  height: 44px;
  overflow: hidden;
  flex: none;
}
.brand-logo {
  display: block;
  width: auto;
  max-width: none;
  height: 44px;
  object-fit: contain;
}
.brand-name {
  color: #f4f8ff;
  font-size: 19px;
  font-weight: 750;
  letter-spacing: -0.02em;
  text-shadow: 0 1px 10px #0008;
}
.header-action,
.tool-button,
.tab-button,
.small-button,
.icon-button {
  border: 1px solid transparent;
  background: transparent;
  border-radius: 5px;
}
.header-action:hover,
.tool-button:hover,
.tab-button:hover,
.small-button:hover {
  background: #1b3048;
  color: #fff;
}
.header-spacer {
  flex: 1;
}
.clip-switcher {
  display: flex;
  align-items: center;
  gap: 3px;
  min-width: 280px;
}
.clip-switcher select {
  width: min(190px, 18vw);
  background: var(--control-bg);
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  padding: 7px;
}
.clip-switcher .header-action {
  min-width: 30px;
  width: 30px;
  height: 30px;
  padding: 0;
}
.project-title {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 170px;
  color: #d6e2f2;
}
.project-title input {
  width: 150px;
  border: 0;
  border-bottom: 1px solid transparent;
  background: transparent;
  text-align: center;
  padding: 6px;
}
.project-title input:focus {
  border-bottom-color: var(--blue);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 5px;
}
.save-state {
  max-width: 120px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.15;
}
.save-state[data-state="pending"] {
  color: #ffd38a;
}
.save-state[data-state="saving"] {
  color: var(--cyan);
}
.save-state[data-state="saved"] {
  color: #9be0b4;
}
.save-state[data-state="error"],
.save-state[data-state="quota"] {
  color: #ff9c9c;
}
.header-action.danger {
  border-color: #9b4650;
  background: #652d35;
}
.header-action {
  min-width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 7px 11px;
  border-color: var(--line-strong);
  background: var(--control-bg);
}
.header-action.primary {
  min-width: 105px;
  background: linear-gradient(180deg, #4d9eff, #2777d0);
  border-color: #67b1ff;
  color: #fff;
  font-weight: 700;
}
.icon-button {
  display: inline-grid;
  place-items: center;
  padding: 0;
}
.lucide {
  width: 17px;
  height: 17px;
  flex: none;
  pointer-events: none;
}
.tool-button .lucide {
  width: 18px;
  height: 18px;
}
.when-playing {
  display: none;
}
.playback-toggle[data-playing="true"] .when-stopped {
  display: none;
}
.playback-toggle[data-playing="true"] .when-playing {
  display: inline;
}
.app-menu-bar {
  display: flex;
  align-items: center;
  gap: 0;
}
.app-menu {
  position: relative;
}
.app-menu > summary {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 9px;
  border-radius: 4px;
  list-style: none;
  color: #c6d4e5;
  user-select: none;
  cursor: pointer;
}
.app-menu-bar .app-menu:not([open]) > summary {
  position: relative;
  z-index: 241;
}
.app-menu > summary::-webkit-details-marker {
  display: none;
}
.app-menu > summary:hover,
.app-menu[open] > summary {
  background: #1f4267;
  color: #fff;
}
.app-menu-popover {
  position: absolute;
  z-index: 240;
  top: calc(100% - 1px);
  left: 0;
  width: 230px;
  display: grid;
  gap: 3px;
  padding: 7px;
  border: 1px solid #3e5f80;
  border-radius: 7px;
  background: var(--menu-bg);
  box-shadow: 0 12px 35px #000a;
}
.app-menu-popover button,
.app-menu-popover label {
  min-height: 31px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 9px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: #d5e2f2;
  text-align: left;
}
.app-menu-popover button {
  justify-content: space-between;
}
.app-menu-popover button > span {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.app-menu-popover button:hover,
.app-menu-popover label:hover {
  background: #1c3855;
  color: #fff;
}
.app-menu-popover input {
  accent-color: var(--blue);
}
.app-menu-popover hr {
  width: 100%;
  margin: 4px 0;
  border: 0;
  border-top: 1px solid var(--line);
}
.app-menu-popover kbd {
  margin-left: auto;
  color: var(--muted);
  font: 11px inherit;
}
.app-menu-popover small {
  padding: 6px 9px;
  color: var(--muted);
  line-height: 1.35;
}
.app-menu-popover .menu-section-label {
  padding-block: 2px;
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.app-menu-windows {
  width: 250px;
}
.help-menu-popover {
  width: 270px;
}
.workspace-switcher {
  position: absolute;
  z-index: 250;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.workspace-menu > summary {
  min-width: 142px;
  justify-content: center;
  background: var(--control-bg);
  border: 1px solid var(--line-strong);
  font-weight: 650;
}
.workspace-menu .app-menu-popover {
  left: 50%;
  transform: translateX(-50%);
}

.studio-shell {
  --left-dock: 270px;
  --right-dock: 310px;
  --bottom-dock: var(--timeline-h);
  height: auto;
  flex: 1;
  position: relative;
  display: grid;
  overflow: hidden;
  isolation: isolate;
  grid-template-columns: var(--left-dock) minmax(480px, 1fr) var(--right-dock);
  grid-template-rows: minmax(0, 1fr) var(--bottom-dock);
}
.panel {
  min-width: 0;
  min-height: 0;
  background: var(--panel);
}
.left-panel,
.right-panel,
[data-panel] {
  display: flex;
  flex-direction: column;
}
.workspace {
  grid-column: 2;
  grid-row: 1;
}
.studio-shell.dock-left-empty {
  --left-dock: 0px;
}
.studio-shell.dock-right-empty {
  --right-dock: 0px;
}
.studio-shell.dock-bottom-empty {
  --bottom-dock: 0px;
}
[data-panel][data-dock-zone="left"] {
  grid-column: 1;
  grid-row: 1;
  border: 0;
  border-right: 1px solid var(--line);
}
[data-panel][data-dock-zone="right"] {
  grid-column: 3;
  grid-row: 1;
  border: 0;
  border-left: 1px solid var(--line);
}
[data-panel][data-dock-zone="bottom"] {
  grid-column: 1 / -1;
  grid-row: 2;
  border: 0;
  border-top: 1px solid var(--line-strong);
}
.panel-hidden,
.dock-inactive {
  display: none !important;
}
.floating-panel {
  position: absolute !important;
  z-index: 120;
  min-width: 230px;
  min-height: 170px;
  max-width: calc(100% - 16px);
  max-height: calc(100% - 16px);
  overflow: hidden;
  resize: both;
  border: 1px solid #4c739a !important;
  border-radius: 8px;
  box-shadow: 0 18px 55px #000c;
}
.panel-window-bar {
  min-height: 30px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  padding: 3px 5px 3px 10px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #172b42, #102033);
  color: #c9d9ea;
  font-size: 12px;
  font-weight: 650;
  user-select: none;
  touch-action: none;
  cursor: default;
}
.dock-grip {
  display: grid;
  place-items: center;
  width: 20px;
  align-self: stretch;
  color: #6f91b2;
  cursor: grab;
}
.panel-window-bar:active .dock-grip {
  cursor: grabbing;
  color: #b8d8f7;
}
.dock-tab-list {
  min-width: 0;
  display: flex;
  align-self: stretch;
  align-items: stretch;
  gap: 2px;
  overflow: hidden;
}
.dock-tab {
  min-width: 0;
  max-width: 145px;
  padding: 3px 9px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: #8fa9c3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.dock-tab:hover {
  background: #1d3854;
  color: #fff;
}
.dock-tab.active {
  background: #234d78;
  color: #fff;
  box-shadow: inset 0 -2px var(--cyan);
}
.panel-window-actions {
  display: flex;
  gap: 3px;
  margin-left: auto;
}
.panel-window-actions button {
  width: 25px;
  height: 23px;
  padding: 0;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: #a9c1d9;
}
.panel-window-actions button:hover {
  background: #274866;
  color: #fff;
}
.dock-overlay {
  position: absolute;
  z-index: 110;
  inset: 0;
  pointer-events: none;
}
.dock-overlay[hidden] {
  display: none;
}
.layout-divider {
  position: absolute;
  z-index: 105;
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  touch-action: none;
}
.layout-divider::after {
  position: absolute;
  content: "";
  background: var(--line-strong);
  transition:
    background 0.12s,
    box-shadow 0.12s;
}
.layout-divider:hover::after,
.layout-divider:focus-visible::after,
.layout-divider:active::after {
  background: var(--blue);
  box-shadow: 0 0 8px color-mix(in srgb, var(--blue) 55%, transparent);
}
.layout-divider-left,
.layout-divider-right {
  top: 0;
  bottom: var(--bottom-dock);
  width: 8px;
  cursor: col-resize;
}
.layout-divider-left {
  left: var(--left-dock);
  transform: translateX(-50%);
}
.layout-divider-right {
  right: var(--right-dock);
  transform: translateX(50%);
}
.layout-divider-left::after,
.layout-divider-right::after {
  top: 0;
  bottom: 0;
  left: 3px;
  width: 2px;
}
.layout-divider-bottom {
  left: 0;
  right: 0;
  bottom: calc(var(--bottom-dock) - 5px);
  height: 8px;
  cursor: row-resize;
}
.layout-divider-bottom::after {
  left: 0;
  right: 0;
  top: 3px;
  height: 2px;
}
.studio-shell.dock-left-empty .layout-divider-left,
.studio-shell.dock-right-empty .layout-divider-right,
.studio-shell.dock-bottom-empty .layout-divider-bottom {
  display: none;
}
.dock-target {
  position: absolute;
  display: grid;
  place-items: center;
  border: 2px dashed #5c8dba99;
  background: #367cba20;
  color: #bfe0ff;
  opacity: 0.48;
  transition:
    opacity 0.12s,
    background 0.12s,
    border-color 0.12s;
}
.dock-target span {
  padding: 7px 10px;
  border: 1px solid #5c8dba;
  border-radius: 5px;
  background: #0e2236e8;
}
.dock-target.active {
  opacity: 1;
  border-color: var(--cyan);
  background: #3b9ee34a;
}
.dock-target-left {
  inset: 10px auto 30% 10px;
  width: min(280px, 23vw);
}
.dock-target-right {
  inset: 10px 10px 30% auto;
  width: min(310px, 25vw);
}
.dock-target-bottom {
  inset: auto 10px 10px;
  width: calc(100% - 20px);
  height: min(270px, 28vh);
}
.panel-tabs {
  display: flex;
  min-height: 42px;
  border-bottom: 1px solid var(--line);
  background: #0b1726;
}
.tab-button {
  flex: 1;
  color: #aebfd4;
  padding: 10px 8px;
  border-radius: 0;
  border-bottom: 2px solid transparent;
}
.tab-button.active {
  color: #fff;
  background: #12243a;
  border-bottom-color: var(--blue);
}
.panel-body {
  min-height: 0;
  overflow: auto;
  padding: 10px;
}
.left-panel .panel-body {
  flex: 1;
}
.search {
  width: 100%;
  margin-bottom: 9px;
}
input,
select,
textarea {
  border: 1px solid #354d69;
  border-radius: 5px;
  background: #14243a;
  padding: 7px 8px;
}
input[type="range"] {
  accent-color: var(--blue);
  padding: 0;
}
textarea {
  width: 100%;
  min-height: 68px;
  resize: vertical;
}
.tree {
  display: grid;
  gap: 2px;
}
.tree-row {
  display: flex;
  align-items: center;
  min-height: 31px;
  border-radius: 4px;
}
.tree-row:hover {
  background: #142941;
}
.tree-row.active {
  background: #1d4778;
  box-shadow: inset 3px 0 var(--blue);
}
.tree-row:focus-within {
  outline: 2px solid var(--cyan);
  outline-offset: -1px;
}
.tree-row .tree-select:focus-visible {
  outline: none;
}
.tree-group-row {
  margin-top: 3px;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel-2) 72%, transparent);
}
.tree-group-row .tree-select {
  font-weight: 650;
}
.tree-layer-in-group {
  padding-left: 16px;
}
.tree-group-collapse {
  flex: none;
}
.tree-select {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  text-align: left;
  padding: 7px 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tree-rename-input {
  flex: 1;
  min-width: 0;
  width: 0;
  height: 26px;
  padding: 3px 5px;
  border-color: var(--blue);
  background: #0b1725;
}
.tree-icon {
  color: #79a8d9;
  width: 22px;
  text-align: center;
}
.tree-multi {
  width: 24px;
  height: 24px;
  padding: 0;
  border: 1px solid #365673;
  border-radius: 4px;
  background: #102238;
  color: #8fb2d5;
  font-weight: 700;
}
.tree-multi:hover {
  border-color: var(--blue);
  color: #fff;
}
.tree-multi[aria-pressed="true"] {
  border-color: #72b7ff;
  background: #2469aa;
  color: #fff;
}
.tree-toggle {
  border: 0;
  background: transparent;
  width: 28px;
  color: #8faac5;
}
.tree-meta {
  padding: 8px 10px;
  color: var(--muted);
  font-size: 12px;
  border-top: 1px solid var(--line);
}
.multi-selection-menu {
  flex: none;
  display: flex;
  gap: 5px;
  padding: 6px 9px;
  border-top: 1px solid var(--line);
  background: var(--panel-2);
}
.multi-selection-menu[hidden] {
  display: none;
}
.multi-selection-menu .small-button {
  display: inline-flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 30px;
  padding: 4px;
}
.multi-selection-menu .small-button i {
  width: 16px;
  height: 16px;
}
.tree-actions {
  flex: none;
  display: flex;
  gap: 6px;
  padding: 7px 9px;
  border-top: 1px solid var(--line);
  background: var(--panel-2);
}
.tree-actions .small-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 30px;
}
.tree-actions .small-button:first-child {
  flex: 1;
}
.tree-actions #group-layers {
  flex: none;
  width: 34px;
  padding-inline: 5px;
}
.tree-actions #import-layers {
  flex: 1;
}

.workspace {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  container-type: inline-size;
  background: #07131f;
}
.toolbar {
  min-height: 52px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  align-content: center;
  gap: 7px;
  padding: 7px 10px;
  border-bottom: 1px solid var(--line);
  background: #0c1929;
}
.tool-group {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 5px;
  padding-right: 8px;
  border-right: 1px solid #2a405a;
}
.tool-group:nth-child(2) {
  flex: 1 1 470px;
  flex-wrap: wrap;
}
.tool-group:last-child {
  margin-left: auto;
  border-right: 0;
  padding-right: 0;
}
.tool-button {
  min-width: 36px;
  height: 35px;
  padding: 6px 9px;
  border-color: #2d4663;
  background: #13243a;
}
.tool-button.active {
  background: #1f5b9c;
  border-color: #4c9eff;
}
.tool-select {
  height: 35px;
  min-width: 120px;
}
.inline-control {
  display: flex;
  align-items: center;
  gap: 5px;
  color: #c2d0e1;
  white-space: nowrap;
}
.inline-control input[type="checkbox"] {
  accent-color: var(--blue);
}
.opacity-slider {
  width: 90px;
}
.ghost-label {
  min-width: 92px;
  color: #78baff;
  font-size: 11px;
  white-space: nowrap;
}
.zoom-slider {
  width: 92px;
}
.zoom-output {
  min-width: 42px;
  text-align: center;
}

.viewport {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  background: #071421;
}
#canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  cursor: default;
}
.viewport.select #canvas {
  cursor: move;
}
.viewport.pan #canvas {
  cursor: grab;
}
.viewport.pan #canvas:active {
  cursor: grabbing;
}
.viewport.rotate #canvas {
  cursor: crosshair;
}
.viewport.scale #canvas {
  cursor: nwse-resize;
}
.canvas-status {
  position: absolute;
  right: 12px;
  bottom: 10px;
  padding: 5px 9px;
  border: 1px solid #29435d;
  border-radius: 5px;
  background: #0c1b2be8;
  color: #bfd0e3;
  pointer-events: none;
}
.preview-card {
  position: absolute;
  top: 13px;
  right: 14px;
  width: 220px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  box-shadow: 0 8px 24px #0007;
  overflow: hidden;
}
.preview-card[hidden] {
  display: none;
}
.preview-title {
  display: flex;
  justify-content: space-between;
  padding: 7px 10px;
  border-bottom: 1px solid var(--line);
  color: #d5e5f8;
  font-weight: 650;
}
.preview-state {
  width: 9px;
  height: 9px;
  margin-top: 4px;
  border: 1px solid #7890a8;
  border-radius: 50%;
  background: transparent;
}
.preview-state.active {
  border-color: #66e6aa;
  background: #42d995;
  box-shadow: 0 0 0 3px #42d99522;
}
#preview-canvas {
  display: block;
  width: 100%;
  height: 145px;
}
.preview-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding: 6px 9px;
  color: var(--muted);
  font-size: 12px;
}
.preview-footer select {
  min-width: 0;
  max-width: 120px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--control-bg);
  color: inherit;
}
.mode-overlay {
  position: absolute;
  inset: 18px;
  overflow: auto;
  border: 1px solid #395775;
  border-radius: 9px;
  padding: 22px;
  background: #0d1929f4;
  box-shadow: 0 12px 40px #0009;
}
.mode-overlay[hidden] {
  display: none;
}
.mode-overlay h2 {
  margin-top: 0;
}
.export-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 14px;
}
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 10px;
}
.summary-card {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #122138;
  padding: 12px;
}
.summary-card strong {
  display: block;
  color: #fff;
  margin-bottom: 5px;
}
.validation-list {
  color: #ffbe8a;
  line-height: 1.5;
}

.right-tabs-content {
  flex: 1;
  min-height: 0;
  overflow: auto;
}
.inspector-section {
  padding: 12px 12px 14px;
  border-bottom: 1px solid var(--line);
}
.inspector-section h2 {
  margin: 0 0 10px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #bdd0e7;
}
.selection-card {
  display: flex;
  align-items: center;
  gap: 10px;
}
.selection-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid #35628f;
  border-radius: 6px;
  background: #17365b;
  color: var(--cyan);
}
.selection-name {
  font-size: 15px;
  font-weight: 700;
}
.selection-type {
  color: var(--muted);
  font-size: 12px;
}
.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
}
.field-grid label,
.stack-field label {
  display: block;
  margin-bottom: 4px;
  color: #aebfd3;
}
.field-grid input,
.stack-field input,
.stack-field select {
  width: 100%;
}
.stack-field {
  margin-top: 9px;
}
.button-row {
  display: flex;
  gap: 7px;
  margin-top: 11px;
  flex-wrap: wrap;
}
.small-button {
  min-height: 34px;
  padding: 7px 10px;
  border-color: #35506e;
  background: #172b43;
}
.small-button.primary {
  background: #246bb2;
  border-color: #4c9eff;
}
.small-button.danger {
  color: #ffc0bd;
  border-color: #704041;
}
.muted {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}
.status {
  color: #a7e0bc;
  white-space: pre-line;
}
.draft-status {
  margin: 10px 0 0;
  padding: 7px 8px;
  border: 1px solid #2d4663;
  border-radius: 5px;
  color: var(--muted);
  background: #0c1929;
  font-size: 12px;
}
.draft-status.dirty {
  color: #ffd38a;
  border-color: #765c31;
  background: #33260f;
}
.preset-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
#curve-canvas {
  width: 100%;
  height: 150px;
  display: block;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #091522;
}

.timeline {
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: #0c1827;
}
.timeline-top {
  min-height: 45px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-bottom: 1px solid var(--line);
}
.timeline-tabs {
  display: flex;
  align-self: stretch;
}
.timeline-tab {
  min-height: 34px;
  display: grid;
  place-items: center;
  padding: 0 14px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: #aebed2;
}
.timeline-tab.active {
  color: #fff;
  border-bottom-color: var(--blue);
  background: #14263d;
}
.timeline-spacer {
  flex: 1;
}
.timeline-time {
  color: #91c4ff;
  font-weight: 700;
  min-width: 112px;
}
#scrub {
  flex: 1;
  min-width: 180px;
}
.timeline-zoom-control input {
  width: 76px;
}
.timeline-scroll {
  flex: 1;
  min-height: 0;
  overflow: auto;
}
.timeline-content {
  width: 100%;
  min-width: 0;
}
.ruler-row,
.track-row {
  display: grid;
  grid-template-columns: clamp(180px, 15vw, 250px) minmax(0, 1fr);
}
.ruler-label {
  position: sticky;
  left: 0;
  z-index: 4;
  background: #0c1827;
  border-right: 1px solid var(--line);
}
.ruler {
  position: relative;
  height: 27px;
  border-bottom: 1px solid var(--line);
  background: #0a1522;
}
.ruler-tick {
  position: absolute;
  bottom: 0;
  height: 9px;
  border-left: 1px solid #4c6078;
  color: #93a8bf;
  font-size: 10px;
  padding: 0 0 12px 4px;
}
.track-row {
  min-height: 28px;
  border-bottom: 1px solid #1e3148;
}
.track-label {
  position: sticky;
  left: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  padding: 0 10px;
  border-right: 1px solid var(--line);
  background: #0f1e30;
}
.track-label.active {
  background: #17375e;
  color: #fff;
}
.track-label button {
  border: 0;
  background: transparent;
  color: inherit;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.track-line {
  position: relative;
  min-width: 0;
  height: 28px;
  background: repeating-linear-gradient(
    90deg,
    transparent 0,
    transparent calc(4.166% - 1px),
    #1c3046 calc(4.166% - 1px),
    #1c3046 4.166%
  );
}
.track-line:hover {
  background-color: #10243a;
}
.key-marker {
  position: absolute;
  top: 9px;
  width: 10px;
  height: 10px;
  padding: 0;
  transform: translateX(-50%) rotate(45deg);
  border: 1px solid #d9ecff;
  border-radius: 1px;
  background: #72b3f5;
}
.key-marker.selected {
  background: var(--gold);
  border-color: #fff0c7;
  box-shadow: 0 0 0 3px #efbd6733;
}
.key-marker.draft {
  background: #33260f;
  border-color: #ffd38a;
  box-shadow: 0 0 0 3px #efbd6740;
}
.key-marker.locked {
  cursor: not-allowed;
  opacity: 0.55;
}
.event-marker {
  position: absolute;
  top: 4px;
  min-width: 70px;
  max-width: 120px;
  height: 20px;
  padding: 2px 7px;
  transform: translateX(-6px);
  border: 1px solid #9a75e8;
  border-radius: 5px;
  background: #5e329c;
  color: #fff;
  font-size: 11px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sprite-frame {
  position: absolute;
  top: 2px;
  width: 24px;
  height: 24px;
  transform: translateX(-50%);
  border: 1px solid #36516d;
  border-radius: 3px;
  background: #13243a;
  object-fit: contain;
}
.playhead {
  position: absolute;
  z-index: 2;
  top: 0;
  bottom: 0;
  border-left: 2px solid var(--blue);
  pointer-events: none;
}
#file,
#image-files {
  display: none;
}

.help-dialog {
  width: min(680px, calc(100vw - 32px));
  max-height: min(720px, calc(100dvh - 32px));
  padding: 0;
  border: 1px solid #4b7198;
  border-radius: 10px;
  background: #0e1c2d;
  color: #eaf2ff;
  box-shadow: 0 24px 80px #000d;
}
.help-dialog::backdrop {
  background: #020813b8;
  backdrop-filter: blur(3px);
}
.help-dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 20px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #172b42, #102033);
}
.help-dialog-header h2 {
  margin: 3px 0 0;
  font-size: 20px;
}
.help-dialog-header .icon-button {
  width: 34px;
  height: 34px;
  border: 1px solid #38536e;
  border-radius: 5px;
  background: #13243a;
  color: #d9e8f7;
}
.eyebrow {
  color: var(--cyan);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.help-dialog-body {
  overflow: auto;
  padding: 20px;
  color: #d6e2ef;
  line-height: 1.55;
}
.help-dialog-body p:first-child {
  margin-top: 0;
}
.help-dialog-body li {
  margin: 8px 0;
}
.template-dialog {
  width: min(940px, calc(100vw - 32px));
  max-height: min(780px, calc(100dvh - 32px));
}
.duplicate-dialog {
  width: min(460px, calc(100vw - 32px));
}
.duplicate-apply-all {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  color: var(--text-muted);
  font-size: 13px;
}
.duplicate-apply-all input {
  accent-color: var(--accent);
}
.duplicate-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}
.duplicate-actions .small-button {
  min-height: 34px;
}
.template-dialog-body {
  overflow: auto;
  padding: 20px;
}
.template-dialog-body > p {
  margin: 0 0 16px;
  color: var(--muted);
}
.template-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.template-card {
  min-width: 0;
  padding: 0;
  overflow: hidden;
  display: grid;
  grid-template-rows: 210px auto auto;
  text-align: left;
  border: 1px solid #34516d;
  border-radius: 10px;
  background: #0c1a2a;
  color: #e9f4ff;
  transition:
    border-color 0.15s,
    transform 0.15s,
    background 0.15s;
}
.template-card:hover,
.template-card:focus-visible {
  border-color: var(--accent);
  background: #102842;
  transform: translateY(-2px);
}
.template-card strong {
  padding: 12px 13px 2px;
  font-size: 15px;
}
.template-card small {
  padding: 0 13px 14px;
  color: var(--muted);
  line-height: 1.35;
}
.template-preview {
  display: grid;
  place-items: center;
  overflow: hidden;
  min-height: 0;
  background: radial-gradient(circle at 50% 45%, #1a3752 0, #0a1725 70%);
  border-bottom: 1px solid #29435d;
}
.template-preview-canvas {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  filter: drop-shadow(0 10px 15px #0008);
}
.template-preview.blank svg {
  width: 58px;
  height: 58px;
  color: #70baff;
}
.help-tip {
  padding: 10px 12px;
  border-left: 3px solid var(--cyan);
  background: #112b42;
  color: #cceaff;
}
.shortcut-grid {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 9px 14px;
  align-items: center;
}
.shortcut-grid kbd {
  min-width: 62px;
  padding: 5px 8px;
  border: 1px solid #3d5875;
  border-bottom-width: 3px;
  border-radius: 5px;
  background: #172a40;
  color: #fff;
  text-align: center;
}

.tutorial-overlay {
  position: fixed;
  z-index: 500;
  inset: 0;
  pointer-events: none;
}
.tutorial-dimmers,
.tutorial-spotlights {
  position: fixed;
  z-index: 500;
  inset: 0;
  pointer-events: none;
}
.tutorial-dimmer {
  position: absolute;
  background: #020713b8;
}
.tutorial-spotlight {
  position: absolute;
  border: 2px solid var(--cyan);
  border-radius: 8px;
  box-shadow:
    0 0 0 5px color-mix(in srgb, var(--cyan) 22%, transparent),
    0 10px 34px #000b;
  transition:
    left 0.22s ease,
    top 0.22s ease,
    width 0.22s ease,
    height 0.22s ease;
}
.tutorial-card {
  position: fixed;
  z-index: 501;
  width: min(390px, calc(100vw - 24px));
  padding: 17px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: var(--menu-bg);
  color: #eaf2ff;
  box-shadow: 0 18px 60px #000d;
  pointer-events: auto;
}
.tutorial-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.tutorial-card-header .icon-button {
  width: 30px;
  height: 30px;
  border: 1px solid var(--line);
  color: inherit;
}
.tutorial-card h2 {
  margin: 8px 0 7px;
  font-size: 19px;
}
.tutorial-card p {
  margin: 0;
  color: #cedbea;
  line-height: 1.5;
}
.tutorial-actions {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 17px;
}
.tutorial-actions .small-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 34px;
  padding-inline: 12px;
}
.tutorial-actions .primary {
  margin-left: auto;
  background: var(--blue);
  border-color: var(--blue-soft);
  color: #fff;
}

@media (max-width: 1050px) {
  :root {
    --timeline-h: clamp(210px, 30vh, 300px);
  }
  .studio-shell {
    --left-dock: 220px;
    --right-dock: 270px;
    grid-template-columns: var(--left-dock) minmax(420px, 1fr) var(--right-dock);
  }
  .brand {
    min-width: 145px;
  }
  .project-title {
    display: none;
  }
  .preview-card {
    width: 180px;
  }
  .app-menu > summary {
    padding-inline: 6px;
  }
  .workspace-menu > summary {
    min-width: 122px;
  }
}

@media (max-width: 1450px) {
  :root {
    --header-h: 96px;
  }
  .studio-header {
    gap: 4px;
    padding-inline: 8px;
  }
  .brand,
  .app-menu-bar,
  .header-actions {
    height: 56px;
  }
  .clip-switcher {
    position: absolute;
    left: 8px;
    bottom: 5px;
    min-width: 0;
  }
  .clip-switcher select {
    width: min(210px, 24vw);
  }
  .project-title {
    display: none;
  }
}

@media (max-width: 820px) {
  body {
    overflow: auto;
  }
  .studio-header {
    height: auto;
    min-height: var(--header-h);
    flex-wrap: wrap;
  }
  .brand {
    min-width: 100%;
  }
  .studio-shell {
    --left-dock: 210px;
    --right-dock: 250px;
    grid-template-columns: var(--left-dock) minmax(420px, 1fr) var(--right-dock);
    grid-template-rows: minmax(0, 1fr) var(--bottom-dock);
  }
  .app-menu-popover {
    position: fixed;
    top: 58px;
    left: 10px;
  }
  .workspace-switcher {
    position: static;
    order: 2;
    transform: none;
    margin: 0 auto;
  }
  .workspace-menu .app-menu-popover {
    left: 10px;
    transform: none;
  }
  .template-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .template-card {
    grid-template-rows: 180px auto auto;
  }
}

@container (max-width: 980px) {
  .tool-group:nth-child(2) {
    order: 3;
    flex-basis: 100%;
    width: 100%;
    border-right: 0;
  }
  .tool-group:last-child {
    margin-left: auto;
  }
}

@container (max-width: 620px) {
  .toolbar {
    align-items: flex-start;
  }
  .tool-group {
    flex-wrap: wrap;
  }
  .tool-group:first-child {
    flex: 1 1 100%;
    border-right: 0;
  }
  .tool-group:last-child {
    flex: 1 1 100%;
    margin-left: 0;
  }
  .opacity-slider,
  .zoom-slider {
    width: min(92px, 18cqw);
  }
  .ghost-label {
    min-width: 0;
  }
}