@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=Space+Grotesk:wght@400;500;700&display=swap");

:root {
  --ui-scale: 1;
  --ui-px: calc(1px * var(--ui-scale));
  --space-1: calc(8px * var(--ui-scale));
  --space-2: calc(10px * var(--ui-scale));
  --space-3: calc(12px * var(--ui-scale));
  --space-4: calc(14px * var(--ui-scale));
  --space-5: calc(16px * var(--ui-scale));
  --space-6: calc(22px * var(--ui-scale));
  --shell-width: calc(100vw - (2 * var(--space-1)));
  --shell-height: calc(100vh - (2 * var(--space-1)));
  --panel-left-width: 220px;
  --panel-right-width: 280px;
  --bg: #04080e;
  --panel: rgba(8, 14, 22, 0.84);
  --line: rgba(150, 175, 201, 0.14);
  --line-strong: rgba(127, 240, 215, 0.42);
  --text: #eef5ff;
  --muted: #9aa8b9;
  --accent: #7ff0d7;
  --accent-strong: #26d6af;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  --radius-large: calc(22px * var(--ui-scale));
  --radius-small: calc(12px * var(--ui-scale));
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

html {
  font-size: calc(16px * var(--ui-scale));
}

body {
  margin: 0;
  padding: var(--space-1);
  background:
    radial-gradient(circle at top left, rgba(70, 145, 255, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(38, 214, 175, 0.1), transparent 24%),
    linear-gradient(180deg, #09111a 0%, #04080e 100%);
  color: var(--text);
  font-family: "Space Grotesk", sans-serif;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
}

code {
  font-family: "IBM Plex Mono", monospace;
}

.app-shell {
  width: var(--shell-width);
  height: var(--shell-height);
  min-height: var(--shell-height);
  margin: 0 auto;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: var(--space-2);
}

.app-header {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-3);
  min-height: calc(58px * var(--ui-scale));
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--line);
  border-radius: var(--radius-large);
  background:
    linear-gradient(180deg, rgba(10, 17, 27, 0.94), rgba(7, 12, 20, 0.88)),
    rgba(5, 8, 14, 0.84);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.brand-block h1,
.viewer-empty h2,
.section-heading h2 {
  margin: 0;
}

.eyebrow,
.section-label,
.empty-kicker {
  margin: 0 0 4px;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand-block h1 {
  font-size: 1.05rem;
  line-height: 1;
  letter-spacing: 0.04em;
}

.header-status,
.progress-label,
.viewer-empty p {
  margin: 0;
  color: var(--muted);
  line-height: 1.4;
}

.header-status {
  justify-self: center;
  text-align: center;
  font-size: 0.88rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.toolbar-button,
.segmented-button {
  min-height: calc(38px * var(--ui-scale));
  padding: 0 var(--space-4);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(12, 21, 32, 0.74);
  color: var(--text);
  cursor: pointer;
  transition:
    transform 150ms ease,
    border-color 150ms ease,
    background-color 150ms ease,
    box-shadow 150ms ease;
}

.toolbar-button:hover,
.toolbar-button:focus-visible,
.segmented-button:hover,
.segmented-button:focus-visible {
  transform: translateY(-1px);
  border-color: var(--line-strong);
  background: rgba(16, 28, 42, 0.92);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}

.toolbar-button-primary,
.toolbar-button.is-active,
.segmented-button.is-active {
  border-color: rgba(127, 240, 215, 0.42);
  background: linear-gradient(135deg, rgba(127, 240, 215, 0.18), rgba(38, 214, 175, 0.24));
}

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

.toolbar-button:disabled,
.segmented-button:disabled,
.scene-item-button:disabled {
  opacity: 0.42;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.workspace {
  display: grid;
  grid-template-columns: var(--panel-left-width) minmax(0, 1fr) var(--panel-right-width);
  gap: var(--space-2);
  min-height: 0;
}

.panel,
.viewer-panel {
  min-height: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-large);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-5);
  overflow: auto;
}

.panel-section {
  display: grid;
  gap: var(--space-3);
}

.section-heading {
  display: grid;
  gap: 4px;
}

.section-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.section-heading h2 {
  font-size: 0.95rem;
  line-height: 1.1;
}

.hint-badge {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(9, 16, 26, 0.8);
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  cursor: help;
  user-select: none;
}

.viewer-panel {
  display: grid;
  grid-template-rows: minmax(0, 1fr);
  padding: var(--space-1);
}

.viewer-stage-shell {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: var(--space-2);
  min-height: 0;
}

.viewer-stage {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  height: 100%;
  min-height: 0;
  border-radius: calc(18px * var(--ui-scale));
  background:
    radial-gradient(circle at top, rgba(97, 163, 255, 0.12), transparent 42%),
    linear-gradient(180deg, #08111a 0%, #04070d 100%);
}

.viewer-stage canvas {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 100%;
  touch-action: none;
}

.viewer-stage.is-looking canvas,
.viewer-stage.is-panning canvas {
  cursor: grabbing;
}

.viewer-overlay,
.viewer-hud {
  position: absolute;
  z-index: 2;
}

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

.viewer-empty,
.viewer-drop {
  inset: var(--space-4);
  display: grid;
  place-items: center;
  padding: calc(20px * var(--ui-scale));
  border-radius: calc(18px * var(--ui-scale));
  text-align: center;
  pointer-events: none;
}

.viewer-empty {
  gap: 8px;
  align-content: center;
  background: linear-gradient(180deg, rgba(6, 12, 18, 0.34), rgba(6, 12, 18, 0.06));
}

.viewer-empty h2 {
  font-size: clamp(1.25rem, 1.9vw, 2rem);
  line-height: 1;
}

.viewer-empty p {
  max-width: 28ch;
}

.viewer-drop {
  background: rgba(6, 16, 25, 0.82);
  border: 1px dashed rgba(127, 240, 215, 0.5);
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.viewer-hud {
  inset: var(--space-4) var(--space-4) auto var(--space-4);
  display: flex;
  justify-content: space-between;
  gap: var(--space-1);
  pointer-events: none;
}

.hud-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.hud-chip {
  display: inline-flex;
  align-items: center;
  min-height: calc(30px * var(--ui-scale));
  padding: 0 calc(10px * var(--ui-scale));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(6, 12, 18, 0.62);
  color: #dce7f4;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
}

.hud-chip-wide {
  display: inline-flex;
  align-items: center;
  gap: 0;
  width: min(60ch, 52vw);
  max-width: 52vw;
  white-space: nowrap;
  overflow: hidden;
}

.hud-chip-lod {
  border-color: rgba(127, 240, 215, 0.24);
  background: rgba(10, 20, 32, 0.86);
}

.hover-chip-item {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hover-chip-sep,
.hover-chip-color {
  flex: 0 0 auto;
}

.viewer-stage.is-picking {
  cursor: crosshair;
}

.timeline-panel {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-3);
  border: 1px solid var(--line);
  border-radius: calc(18px * var(--ui-scale));
  background: rgba(8, 14, 22, 0.82);
}

.timeline-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-2);
  flex-wrap: nowrap;
}

.button-pair.button-pair-timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  flex: 1 1 auto;
}

.timeline-loop-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: calc(38px * var(--ui-scale));
  padding: 0 var(--space-4);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(12, 21, 32, 0.74);
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  cursor: pointer;
  white-space: nowrap;
}

.timeline-loop-toggle:has(input:checked) {
  border-color: rgba(127, 240, 215, 0.42);
  background: linear-gradient(135deg, rgba(127, 240, 215, 0.18), rgba(38, 214, 175, 0.24));
  color: var(--text);
}

.timeline-loop-toggle input {
  margin: 0;
}

.timeline-scrubber-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: var(--space-2);
}

.timeline-time {
  color: var(--text);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  white-space: nowrap;
}

.script-editor {
  min-height: calc(360px * var(--ui-scale));
  padding: var(--space-3);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(8, 14, 22, 0.88);
  color: var(--text);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  line-height: 1.5;
  resize: vertical;
}

.segmented {
  display: inline-flex;
  width: 100%;
  padding: calc(4px * var(--ui-scale));
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(6, 11, 18, 0.55);
}

.segmented-button {
  flex: 1;
}

.button-stack,
.field-stack {
  display: grid;
  gap: var(--space-2);
}

.field-stack.is-disabled {
  opacity: 0.5;
}

.inspector-shell {
  min-height: 0;
}

.inspector-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: minmax(calc(38px * var(--ui-scale)), auto);
  gap: var(--space-1);
}

.inspector-panels {
  display: grid;
  min-height: 0;
}

.inspector-panel {
  display: grid;
  gap: var(--space-4);
}

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

.scene-list {
  display: grid;
  gap: var(--space-1);
  overflow-y: auto;
  padding-right: calc(4px * var(--ui-scale));
}

.scene-controls-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2);
}

.scene-empty {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

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

.scene-window-note {
  margin: 0;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  text-align: right;
}

.info-item-name {
  margin: 0;
  padding: calc(10px * var(--ui-scale)) var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: rgba(5, 10, 17, 0.5);
  color: var(--text);
  font-size: 0.92rem;
}

.scene-item {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--space-1);
  align-items: center;
  padding: calc(10px * var(--ui-scale)) var(--space-3);
  border: 1px solid var(--line);
  border-radius: calc(16px * var(--ui-scale));
  background: rgba(10, 18, 28, 0.68);
}

.scene-item.is-active {
  border-color: var(--line-strong);
  background: linear-gradient(135deg, rgba(127, 240, 215, 0.12), rgba(38, 214, 175, 0.16));
}

.scene-item-main {
  min-width: 0;
  display: grid;
  gap: 2px;
  text-align: left;
  padding: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.scene-item-name,
.scene-item-meta {
  margin: 0;
}

.scene-item-name {
  color: var(--text);
  font-size: 0.88rem;
}

.scene-item-meta {
  color: var(--muted);
  font-size: 0.74rem;
  font-family: "IBM Plex Mono", monospace;
}

.scene-item-button {
  min-width: calc(56px * var(--ui-scale));
  min-height: calc(32px * var(--ui-scale));
  padding: 0 calc(10px * var(--ui-scale));
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(8, 14, 22, 0.86);
  color: var(--text);
  cursor: pointer;
}

.scene-item-button.is-hidden {
  opacity: 0.58;
}

.picked-color-list {
  display: grid;
  gap: var(--space-1);
}

.picked-color-row {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  gap: var(--space-2);
  align-items: start;
  padding: calc(10px * var(--ui-scale)) calc(11px * var(--ui-scale));
  border: 1px solid var(--line);
  border-radius: calc(14px * var(--ui-scale));
  background: rgba(8, 14, 22, 0.72);
}

.picked-color-swatch {
  width: 28px;
  height: 28px;
  margin-top: 2px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: #000;
}

.picked-color-body {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.picked-color-title,
.picked-color-meta {
  margin: 0;
}

.picked-color-title {
  color: var(--text);
  font-size: 0.84rem;
}

.picked-color-meta {
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  line-height: 1.35;
  word-break: break-word;
  white-space: pre-line;
}

.section-heading-sub {
  gap: 2px;
}

.inline-label {
  margin: 0;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.button-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2);
}

.button-pair-compact {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.compact-fields .field {
  gap: 6px;
}

.tone-curve-panel {
  gap: var(--space-3);
}

.tone-curve-editor {
  display: grid;
  gap: var(--space-3);
}

.tone-curve-graph {
  width: 100%;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--line);
  border-radius: calc(18px * var(--ui-scale));
  background:
    linear-gradient(to right, rgba(255, 255, 255, 0.06) 1px, transparent 1px) 0 0 / 25% 100%,
    linear-gradient(to top, rgba(255, 255, 255, 0.06) 1px, transparent 1px) 0 0 / 100% 25%,
    rgba(8, 14, 22, 0.82);
  overflow: visible;
}

.tone-curve-toolbar {
  display: grid;
  gap: var(--space-2);
}

.transform-row-dual {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tone-curve-point-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(calc(90px * var(--ui-scale)), 1fr));
  gap: var(--space-2);
}

.tone-curve-point-button {
  min-height: calc(34px * var(--ui-scale));
  padding: 0 var(--space-2);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: rgba(12, 20, 30, 0.82);
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  cursor: pointer;
}

.tone-curve-point-button.is-active {
  border-color: rgba(127, 240, 215, 0.42);
  background: rgba(14, 34, 44, 0.94);
  color: var(--text);
}

.tone-curve-point-handle {
  cursor: pointer;
}

.field {
  display: grid;
  gap: var(--space-1);
}

.field.is-disabled {
  opacity: 0.48;
}

.field.is-disabled select,
.field.is-disabled input,
.field.is-disabled button {
  pointer-events: none;
}

.field-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.field-inline {
  display: grid;
  grid-template-columns: minmax(0, 1fr) calc(88px * var(--ui-scale));
  gap: var(--space-2);
  align-items: center;
}

.field-inline-actions {
  grid-template-columns: minmax(0, 1fr) auto;
}

.transform-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-2);
}

.transform-row-quad {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.transform-row-single {
  grid-template-columns: minmax(0, 1fr);
}

.transform-row-wide .field {
  gap: 6px;
}

.field span {
  color: var(--muted);
  font-size: 0.88rem;
}

.field-value {
  color: var(--text) !important;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem !important;
}

.field select,
.field input[type="range"],
.text-input {
  width: 100%;
}

.field select,
.text-input {
  min-height: calc(38px * var(--ui-scale));
  padding: 0 var(--space-3);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(8, 14, 22, 0.88);
  color: var(--text);
}

.short-input {
  text-align: right;
}

.transform-row .text-input,
.transform-row .field span {
  font-family: "IBM Plex Mono", monospace;
}

.field input[type="range"] {
  accent-color: var(--accent-strong);
}

.progress-track {
  position: relative;
  overflow: hidden;
  height: calc(8px * var(--ui-scale));
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.progress-track.is-indeterminate .progress-fill {
  width: 32% !important;
  animation: progress-sweep 1.2s ease-in-out infinite;
}

.progress-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  transition: width 180ms ease;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.info-grid div {
  padding: 10px 11px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: rgba(5, 10, 17, 0.5);
}

.info-grid dt {
  margin-bottom: 6px;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.info-grid dd {
  margin: 0;
  word-break: break-word;
}

.info-grid dd {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.32;
  overflow-wrap: anywhere;
}

@keyframes progress-sweep {
  0% {
    transform: translateX(-120%);
  }

  100% {
    transform: translateX(320%);
  }
}

@media (max-width: 1540px) {
  .workspace {
    grid-template-columns: var(--panel-left-width) minmax(0, 1fr) var(--panel-right-width);
  }
}

body[data-layout="compact"] {
  padding: 10px;
  overflow: auto;
}

body[data-layout="compact"] .app-shell,
body[data-layout="stacked"] .app-shell {
  width: var(--shell-width);
  height: auto;
  min-height: var(--shell-height);
}

body[data-layout="compact"] .workspace {
  grid-template-columns: var(--panel-left-width) minmax(0, 1fr);
}

body[data-layout="compact"] .panel-right {
  grid-column: span 2;
}

body[data-layout="compact"] .viewer-stage {
  min-height: 58vh;
}

@media (max-width: 980px) {
  .app-header {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .header-status {
    justify-self: start;
    text-align: left;
  }

  .header-tools {
    width: 100%;
    justify-content: flex-start;
  }
}

body[data-layout="stacked"] .workspace {
  grid-template-columns: 1fr;
}

body[data-layout="stacked"] .panel-right,
body[data-layout="stacked"] .panel-left {
  grid-column: auto;
}

@media (max-width: 720px) {
  body {
    padding: 6px;
  }

  .app-shell {
    width: var(--shell-width);
    min-height: var(--shell-height);
  }

  .app-header,
  .panel {
    padding: 14px;
  }

  .transform-row,
  .info-grid,
  .field-inline,
  .button-pair-compact,
  .scene-controls-row {
    grid-template-columns: 1fr;
  }

  .viewer-hud {
    flex-direction: column;
    align-items: flex-start;
  }

  .timeline-scrubber-row {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .viewer-stage {
    min-height: 52svh;
  }
}