/* PixelSoftwareDesign2026@ */
:root {
  color-scheme: dark;
  --bg: #151719;
  --panel: #1e2124;
  --panel-2: #26292c;
  --line: #353a40;
  --text: #edece7;
  --muted: #888d92;
  --accent: #35b49c;
  --accent-2: #e7c46a;
  --danger: #d76868;
  --input: #111315;
  --tb-bg: #1a1d1f;
  --tb-hover: #2c3034;
  --tb-active: #35b49c;
  --toolbar-h: 44px;
  --status-h: 30px;
  --panel-w: 240px;
}

* { box-sizing: border-box; }

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
  letter-spacing: 0;
  user-select: none;
}

button, input, select { font: inherit; }

button {
  min-height: 28px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
  padding: 0 8px;
  font-size: 12px;
  white-space: nowrap;
}
button:hover { border-color: var(--accent); }
button.active, button.primary {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 25%, var(--panel-2));
  color: #fff;
}

input, select {
  width: 100%;
  min-height: 28px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--input);
  color: var(--text);
  padding: 0 6px;
  font-size: 12px;
}
select { appearance: none; }

/* ============================================================
   APP SHELL — 3-row grid
   ============================================================ */
.app-shell {
  display: grid;
  grid-template-rows: var(--toolbar-h) 1fr var(--status-h);
  width: 100vw;
  height: 100vh;
}

/* ============================================================
   1. MAIN TOOLBAR
   ============================================================ */
.main-toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 8px;
  background: var(--tb-bg);
  border-bottom: 1px solid var(--line);
}

.toolbar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}
.toolbar-center {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
}
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 6px;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 5px;
  background: var(--accent);
  color: #07100e;
  font-weight: 800;
  font-size: 14px;
}
.brand strong {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
}
.brand-copyright {
  font-size: 9px;
  color: var(--muted);
  margin-left: 4px;
  letter-spacing: 0.5px;
}

.project-name-input {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 3px;
  color: var(--text);
  font-size: 12px;
  padding: 2px 6px;
  width: 130px;
  outline: none;
  min-height: 24px;
}
.project-name-input:hover { border-color: var(--line); }
.project-name-input:focus { border-color: var(--accent); background: #1b1e21; }

#projectMeta {
  color: var(--muted);
  font-size: 11px;
}

/* Toolbar Groups */
.tg-group {
  display: flex;
  background: #131619;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 2px;
  gap: 1px;
}
.tg-group button {
  min-height: 24px;
  padding: 0 8px;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: var(--muted);
  font-size: 11px;
  cursor: pointer;
}
.tg-group button:hover { color: var(--text); background: var(--tb-hover); }
.tg-group button.active {
  background: var(--accent);
  color: #07100e;
  font-weight: 700;
}

.tg-sep {
  width: 1px;
  height: 20px;
  background: var(--line);
  flex: 0 0 auto;
}

.tg-select {
  width: auto;
  min-height: 22px;
  padding: 0 4px;
  font-size: 10px;
  background: transparent;
  border: 0;
  color: var(--muted);
  cursor: pointer;
  max-width: 52px;
}

.sel-info {
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
}

/* ============================================================
   2. WORKSPACE — 3-column grid
   ============================================================ */
.workspace {
  display: grid;
  grid-template-columns: var(--panel-w) 1fr var(--panel-w);
  min-height: 0;
  overflow: hidden;
}

/* ============================================================
   LEFT — Scene Explorer
   ============================================================ */
.scene-explorer {
  display: grid;
  grid-template-rows: auto 1fr auto;
  background: var(--panel);
  border-right: 1px solid var(--line);
  overflow: hidden;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  border-bottom: 1px solid var(--line);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--muted);
}
.panel-header-actions button {
  min-height: 20px;
  padding: 0 6px;
  font-size: 11px;
  border: 0;
  background: transparent;
  color: var(--muted);
}

.scene-tree-wrap {
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
}

.scene-tree {
  padding: 4px 0;
}

/* Tree items */
.tree-item {
  display: grid;
  grid-template-columns: 18px 1fr auto auto;
  align-items: center;
  gap: 4px;
  padding: 3px 6px;
  font-size: 12px;
  cursor: pointer;
  border-left: 2px solid transparent;
}
.tree-item:hover { background: #2a2d31; }
.tree-item.active {
  background: color-mix(in srgb, var(--accent) 20%, #1e2124);
  border-left-color: var(--accent);
}
.tree-item .tree-toggle {
  display: grid;
  place-items: center;
  width: 16px;
  height: 16px;
  font-size: 8px;
  color: var(--muted);
  cursor: pointer;
  border: 0;
  background: transparent;
  padding: 0;
}
.tree-item .tree-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tree-item .tree-vis {
  width: 16px;
  height: 16px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 11px;
  cursor: pointer;
  padding: 0;
  display: grid;
  place-items: center;
}
.tree-item .tree-vis:hover { color: var(--text); }
.tree-item .tree-type {
  color: var(--muted);
  font-size: 9px;
  padding: 0 4px;
}
.tree-item.indent-1 { padding-left: 24px; }
.tree-item.indent-2 { padding-left: 40px; }
.tree-item.indent-3 { padding-left: 56px; }

/* Sub-object bar */
.subobj-bar {
  display: flex;
  border-top: 1px solid var(--line);
  padding: 3px;
  gap: 2px;
  background: #131619;
}
.subobj-bar button {
  flex: 1;
  min-height: 22px;
  padding: 0 4px;
  font-size: 10px;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}
.subobj-bar button:hover { color: var(--text); background: var(--tb-hover); }
.subobj-bar button.active {
  background: var(--accent);
  color: #07100e;
  font-weight: 700;
}

/* ============================================================
   CENTER — Viewport
   ============================================================ */
.viewport-container {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #0d0f10;
}

.viewport {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* Quad view overlay labels */
.vp-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}
.vp-label {
  position: absolute;
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  pointer-events: none;
  text-shadow: 0 1px 4px rgba(0,0,0,0.6);
}
.vp-divider-h, .vp-divider-v {
  position: absolute;
  z-index: 3;
  background: var(--line);
  pointer-events: none;
}
.vp-divider-h { left: 0; right: 0; height: 1px; top: 50%; }
.vp-divider-v { top: 0; bottom: 0; width: 1px; left: 50%; }

/* ============================================================
   RIGHT — Command Panel
   ============================================================ */
.command-panel {
  display: grid;
  grid-template-rows: auto 1fr;
  background: var(--panel);
  border-left: 1px solid var(--line);
  overflow: hidden;
}

.panel-tabs {
  display: flex;
  border-bottom: 1px solid var(--line);
  background: #131619;
}
.panel-tabs button {
  flex: 1;
  min-height: 30px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}
.panel-tabs button:hover { color: var(--text); background: #1e2124; }
.panel-tabs button.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  background: var(--panel);
}

.panel-content {
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
}

.cmd-tab {
  display: none;
}
.cmd-tab.active {
  display: block;
}

.cmd-tab section {
  padding: 10px;
  border-bottom: 1px solid var(--line);
}

.cmd-tab h2 {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: 0.3px;
}

.cmd-tab label {
  display: grid;
  gap: 4px;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 11px;
}

/* === Existing utility classes === */
.segmented, .tool-grid, .axis-grid {
  display: grid;
  gap: 6px;
}
.segmented { grid-template-columns: repeat(4, 1fr); }
.tool-grid { grid-template-columns: repeat(2, 1fr); }
.tool-grid.compact { margin: 8px 0; }
.axis-grid { grid-template-columns: repeat(3, 1fr); }

input[type="range"] {
  width: 100%;
  height: 5px;
  border: none;
  border-radius: 3px;
  background: var(--line);
  accent-color: var(--accent);
  cursor: pointer;
  padding: 0;
  min-height: auto;
}

.library-group {
  display: grid;
  gap: 6px;
  margin-top: 8px;
}
.library-group:first-of-type { margin-top: 0; }
.library-group p {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
}

.material-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}
.material-grid button {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 6px;
  min-width: 0;
  padding: 0 6px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.material-grid span {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  border: 1px solid color-mix(in srgb, var(--text) 20%, transparent);
  border-radius: 3px;
  background:
    linear-gradient(135deg, transparent 0 46%, color-mix(in srgb, #000 18%, transparent) 46% 54%, transparent 54%),
    var(--swatch);
}

.wide { width: 100%; }
.hidden { display: none !important; }

.inspector {
  display: grid;
  gap: 8px;
}

/* ============================================================
   AI Prompter Panel (left tab)
   ============================================================ */
.panel-tabs-small {
  display: flex;
  gap: 1px;
}
.panel-tabs-small button {
  min-height: 24px;
  padding: 0 10px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
}
.panel-tabs-small button:hover { color: var(--text); background: #1e2124; }
.panel-tabs-small button.active { color: var(--accent); border-bottom-color: var(--accent); }

.left-tab { display: none; height: 100%; }
.left-tab.active { display: flex; flex-direction: column; }

.ai-prompter {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}
.ai-chat {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ai-msg {
  display: flex;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 12px;
  line-height: 1.4;
}
.ai-msg.ai-system {
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
  color: var(--text);
}
.ai-msg.ai-user {
  background: var(--panel-2);
  color: var(--text);
  margin-left: 24px;
}
.ai-msg.ai-assistant {
  background: #1a2328;
  color: var(--text);
  border: 1px solid #2a3a40;
}
.ai-msg-icon {
  width: 22px; height: 22px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--accent);
  color: #07100e;
  font-weight: 800;
  font-size: 11px;
  flex: 0 0 auto;
}
.ai-msg p { margin: 4px 0 0; color: var(--muted); }
.ai-msg strong { font-size: 11px; text-transform: uppercase; letter-spacing: 0.3px; }

.ai-input-row {
  display: flex;
  gap: 6px;
  padding: 8px;
  border-top: 1px solid var(--line);
  background: #131619;
}
.ai-input {
  flex: 1;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--input);
  color: var(--text);
  font-size: 12px;
  padding: 6px 8px;
  resize: none;
  font-family: inherit;
}
.ai-input:focus { outline: none; border-color: var(--accent); }
.ai-send-btn {
  width: 36px; height: 36px;
  border: 0;
  border-radius: 4px;
  background: var(--accent);
  color: #07100e;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: grid; place-items: center;
  flex: 0 0 auto;
}
.ai-send-btn:hover { background: #40c8ae; }

.ai-hints {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 6px 8px;
  border-top: 1px solid var(--line);
}
.ai-hint {
  min-height: 22px;
  padding: 0 8px;
  font-size: 10px;
  border-radius: 10px;
  border: 1px solid #2c3035;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
}
.ai-hint:hover { border-color: var(--accent); color: var(--accent); }

.ai-variants {
  padding: 8px;
  border-top: 1px solid var(--line);
}
.ai-variants p { margin: 0 0 6px; font-size: 11px; color: var(--muted); }
.ai-variant-list {
  display: flex;
  gap: 6px;
  overflow-x: auto;
}
.ai-variant-item {
  flex: 0 0 auto;
  width: 80px;
  height: 60px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--panel-2);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 10px;
  color: var(--muted);
  transition: border-color 0.15s;
}
.ai-variant-item:hover { border-color: var(--accent); }
.ai-variant-item.active { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 15%, var(--panel-2)); }
.ai-variant-item .mini-icon { font-size: 18px; }
.ai-variant-item .variant-temp {
  font-size: 8px;
  color: var(--muted);
  opacity: 0.6;
}
.ai-export-row {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}
.ai-export-btn {
  flex: 1;
  padding: 5px 8px;
  font-size: 10px;
  color: var(--fg);
  background: var(--btn-bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  cursor: pointer;
  text-align: center;
  transition: background 0.15s;
}
.ai-export-btn:hover { background: var(--accent); color: var(--fg); }

/* ============================================================
   Modifier Stack
   ============================================================ */
.modifier-stack {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--input);
  min-height: 80px;
}
.stack-empty {
  padding: 16px;
  text-align: center;
  color: var(--muted);
  font-size: 11px;
}
.stack-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  font-size: 11px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}
.stack-item:last-child { border-bottom: 0; }
.stack-item:hover { background: var(--tb-hover); }
.stack-item.active {
  background: color-mix(in srgb, var(--accent) 18%, var(--input));
  color: var(--accent);
}
.stack-item .stack-icon { font-size: 10px; color: var(--muted); }
.stack-item .stack-name { flex: 1; }
.stack-item .stack-x {
  color: var(--danger);
  cursor: pointer;
  font-size: 12px;
  border: 0;
  background: transparent;
  padding: 0 2px;
}

/* ============================================================
   3. STATUS BAR
   ============================================================ */
.status-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 10px;
  background: var(--tb-bg);
  border-top: 1px solid var(--line);
  font-size: 11px;
  color: var(--muted);
  user-select: none;
}
.status-item { white-space: nowrap; }
.status-item.hint { margin-left: auto; color: var(--accent-2); }
.status-div {
  width: 1px;
  height: 14px;
  background: var(--line);
}

/* ============================================================
   Existing: Viewport overlay styles (unchanged)
   ============================================================ */
.tool-ribbon {
  position: absolute;
  z-index: 5;
  top: 8px;
  left: 8px;
  right: 8px;
  display: flex;
  gap: 6px;
  align-items: center;
  overflow-x: auto;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: color-mix(in srgb, #0d0f10 90%, transparent);
  backdrop-filter: blur(8px);
}
.ribbon-group {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 0 0 auto;
}
.ribbon-group span {
  color: var(--accent-2);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}
.tool-ribbon button {
  min-height: 26px;
  padding: 0 8px;
  white-space: nowrap;
  font-size: 11px;
}
.boolean-status {
  color: var(--accent-2);
  font-size: 10px;
  font-weight: 700;
  white-space: nowrap;
}
.ribbon-panel {
  display: flex;
  gap: 6px;
  align-items: center;
  padding: 4px 8px;
  border: 1px solid var(--accent);
  border-radius: 4px;
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
  font-size: 11px;
  white-space: nowrap;
}
.ribbon-panel label {
  display: flex;
  gap: 4px;
  align-items: center;
  margin: 0;
  color: var(--text);
  font-size: 10px;
}
.ribbon-panel input, .ribbon-panel select {
  width: 48px;
  min-height: 22px;
  font-size: 10px;
  padding: 0 4px;
}
.ribbon-panel button {
  min-height: 24px;
  padding: 0 10px;
  font-size: 10px;
}

.draw-canvas {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.draw-canvas.active { cursor: crosshair; }

.box-overlay {
  position: absolute;
  z-index: 6;
  border: 1px solid var(--accent);
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  pointer-events: none;
}

.plan {
  background: #121416;
}
#planCanvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: crosshair;
}

.floating-hud {
  position: absolute;
  left: 10px;
  bottom: 10px;
  display: flex;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: color-mix(in srgb, #0d0f10 86%, transparent);
  backdrop-filter: blur(8px);
}

.object-list { padding: 4px 0; }

.object-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
  align-items: center;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #191c1f;
  color: var(--text);
}
.object-item.active { border-color: var(--accent-2); }
.object-type { color: var(--muted); font-size: 10px; }

.pipeline {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 3px;
}
.pipeline li {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--panel-2);
  cursor: pointer;
  transition: border-color 0.15s;
  font-size: 11px;
  color: var(--muted);
}
.pipeline li:hover { border-color: var(--accent); }
.pipeline li.done { border-color: var(--accent); color: var(--text); }
.pipeline li.done .step-status::after { content: "✓"; color: var(--accent); font-weight: 700; }
.step-num {
  width: 18px; height: 18px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--line);
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  flex: 0 0 auto;
}
.pipeline li.done .step-num { background: var(--accent); color: #07100e; }

/* ============================================================
   Modal (unchanged)
   ============================================================ */
.modal-overlay {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(4px);
}
.modal-dialog {
  width: min(420px, 90vw);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
  font-size: 13px;
}
.modal-close {
  width: 28px; height: 28px;
  border: 0; background: transparent;
  color: var(--muted); font-size: 18px;
  cursor: pointer;
}
.modal-close:hover { color: var(--text); }
.modal-body { padding: 16px; }
.modal-body label {
  display: grid;
  gap: 4px;
  margin-bottom: 12px;
  color: var(--text);
  font-size: 12px;
}
.modal-body textarea {
  width: 100%;
  min-height: 64px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--panel);
  color: var(--text);
  font-family: inherit;
  font-size: 12px;
  resize: vertical;
}
.modal-body textarea:focus { outline: none; border-color: var(--accent); }
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
}
.accent-btn {
  border-color: var(--accent) !important;
  color: var(--accent) !important;
}
.accent-btn:hover { background: color-mix(in srgb, var(--accent) 18%, transparent) !important; }
.ai-progress {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--accent);
  border-radius: 4px;
  background: color-mix(in srgb, var(--accent) 8%, var(--panel));
  font-size: 12px;
  color: var(--accent);
}
.spinner {
  width: 16px; height: 16px;
  border: 2px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   Context Menu (C4D-style, unchanged)
   ============================================================ */
.ctx-menu {
  position: fixed; z-index: 10000;
  min-width: 190px;
  background: #1e2124;
  border: 1px solid #353a40;
  border-radius: 6px;
  padding: 4px 0;
  box-shadow: 0 8px 32px rgba(0,0,0,0.6);
  font-size: 12px;
  user-select: none;
  backdrop-filter: blur(12px);
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.12s ease, transform 0.12s ease;
  pointer-events: auto;
}
.ctx-menu.visible { opacity: 1; transform: scale(1); }
.ctx-section { padding: 2px 0; }
.ctx-item {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 14px;
  color: #d4d4d4;
  cursor: pointer;
  transition: background 0.08s;
  position: relative;
  font-size: 11px;
}
.ctx-item:hover { background: #35b49c; color: #07100e; }
.ctx-item:active { background: #2a9a84; }
.ctx-item .ctx-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 16px; height: 16px;
  font-size: 10px;
  color: #8a8f94;
}
.ctx-item:hover .ctx-icon { color: #07100e; }
.ctx-item .shortcut {
  margin-left: auto;
  color: #5a5e63; font-size: 10px;
  padding-left: 16px;
}
.ctx-item:hover .shortcut { color: #07100e; }
.ctx-divider { height: 1px; margin: 3px 10px; background: #2c3035; }
.ctx-item.disabled { opacity: 0.35; pointer-events: none; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1100px) {
  .workspace { grid-template-columns: 200px 1fr 200px; }
}
@media (max-width: 860px) {
  .workspace { grid-template-columns: 180px 1fr; }
  .command-panel { display: none; }
}
@media (max-width: 640px) {
  .workspace { grid-template-columns: 1fr; grid-template-rows: auto 60vh; }
  .scene-explorer { display: none; }
  .main-toolbar { flex-wrap: wrap; height: auto; min-height: var(--toolbar-h); }
  .app-shell { grid-template-rows: auto 1fr var(--status-h); }
}