/* Shared Kinema studio look — matches light-studio / tree-studio styling. */
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: #06090f;
  color: #e9eef7;
  overflow: hidden;
}

/* Top nav — hamburger + Kinema left; optional trailing controls right */
.app-tabs {
  position: fixed;
  top: 0; left: 0; right: 0;
  /* Above full-screen canvases (e.g. MMO) so drawer/backdrop stay interactive */
  z-index: 10020;
  display: flex;
  align-items: center;
  gap: 0;
  padding: 8px 12px;
  min-height: 52px;
  background: rgba(6, 9, 15, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(125, 211, 252, 0.15);
  /* Bar is full-width; only the left cluster + optional trailing controls take clicks */
  pointer-events: none;
}
.app-tabs-left,
.app-tabs-menu-btn,
.app-brand,
.app-tabs-trailing {
  pointer-events: auto;
}
.app-tabs-left {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}
.app-tabs-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin: 0;
  padding: 0;
  border: 1px solid rgba(125, 211, 252, 0.22);
  border-radius: 10px;
  background: rgba(125, 211, 252, 0.08);
  color: #e9eef7;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.app-tabs-menu-btn:hover {
  background: rgba(125, 211, 252, 0.16);
  border-color: rgba(125, 211, 252, 0.35);
}
.app-tabs-menu-icon {
  display: block;
  width: 20px;
  height: 14px;
  background: linear-gradient(#e9eef7 0 20%, transparent 20% 40%, #e9eef7 40% 60%, transparent 60% 80%, #e9eef7 80% 100%);
  border-radius: 1px;
}
.app-brand {
  padding: 8px 14px 8px 6px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: linear-gradient(135deg, #7dd3fc, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.app-tabs-spacer { flex: 1; min-width: 8px; }
.app-tabs-trailing {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 6px;
  flex-shrink: 0;
}
.app-tabs-trailing:not(.has-trailing) { display: none; }

.app-tabs-backdrop {
  position: fixed;
  left: 0; right: 0;
  z-index: 10018;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(2px);
}
.app-tabs-backdrop:not([hidden]) {
  display: block;
}
.app-tabs-drawer {
  position: fixed;
  left: 0;
  z-index: 10019;
  width: min(320px, 92vw);
  max-width: 100%;
  box-sizing: border-box;
  background: rgba(10, 14, 22, 0.98);
  border-right: 1px solid rgba(125, 211, 252, 0.2);
  box-shadow: 12px 0 40px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}
/* Do not set display:flex on the base rule — it overrides [hidden] in some engines */
.app-tabs-drawer:not([hidden]) {
  display: flex;
  flex-direction: column;
}
.app-tabs-drawer[hidden] {
  display: none !important;
  pointer-events: none !important;
}
.app-tabs-backdrop[hidden] {
  display: none !important;
  pointer-events: none !important;
}
body.studio-nav-drawer-open {
  overflow: hidden;
}
.app-tabs-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  flex-shrink: 0;
}
.app-tabs-drawer-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7dd3fc;
}
.app-tabs-drawer-close {
  appearance: none;
  border: none;
  background: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}
.app-tabs-drawer-close:hover {
  background: rgba(248, 113, 113, 0.2);
  color: #fecaca;
}
.app-tabs-drawer-list {
  padding: 10px 10px 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.app-tab-drawer-link {
  display: block;
  padding: 12px 14px;
  border-radius: 10px;
  color: #99a9bf;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: 0.15s ease;
  border: 1px solid transparent;
}
.app-tab-drawer-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}
.app-tab-drawer-link.active {
  color: #7dd3fc;
  background: rgba(125, 211, 252, 0.12);
  border-color: rgba(125, 211, 252, 0.28);
}

/* Layout */
.studio-layout {
  display: grid;
  grid-template-columns: minmax(280px, 320px) minmax(0, 1fr) minmax(280px, 360px);
  gap: 12px;
  height: 100vh;
  padding: 76px 12px 14px;
}
@media (max-width: 1100px) {
  .studio-layout {
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
  }
}
.panel {
  background: rgba(12, 17, 27, 0.94);
  border: 1px solid rgba(125, 211, 252, 0.14);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.34);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}
.panel-header {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0));
}
.panel-header h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.panel-header .subtitle {
  margin-top: 4px;
  font-size: 0.76rem;
  color: #93a4bb;
}
.panel-body {
  padding: 14px 16px;
  overflow: auto;
}
.canvas-panel {
  padding: 0;
  overflow: hidden;
  position: relative;
}
.canvas-panel canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* Buttons & form controls */
.btn {
  appearance: none;
  border: 1px solid rgba(125, 211, 252, 0.22);
  background: rgba(125, 211, 252, 0.08);
  color: #e9eef7;
  padding: 7px 12px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.82rem;
  transition: 0.15s;
}
.btn:hover { background: rgba(125, 211, 252, 0.18); }
.btn-primary {
  background: linear-gradient(135deg, #7dd3fc, #38bdf8);
  border-color: transparent;
  color: #0b1320;
}
.btn-primary:hover { filter: brightness(1.08); }
.btn-warn {
  background: rgba(248, 113, 113, 0.16);
  border-color: rgba(248, 113, 113, 0.4);
  color: #fecaca;
}
.btn-warn:hover { background: rgba(248, 113, 113, 0.28); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.row { display: flex; gap: 6px; align-items: center; }
.row > * { flex: 1; min-width: 0; }
.row.fixed > * { flex: 0 0 auto; }

label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: #93a4bb;
  margin-top: 10px;
  margin-bottom: 4px;
}
input[type="text"], input[type="number"], select, textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(125, 211, 252, 0.18);
  color: #e9eef7;
  border-radius: 8px;
  padding: 7px 10px;
  font-size: 0.86rem;
  font-family: inherit;
}
input[type="range"] { width: 100%; }
input[type="color"] {
  width: 100%; height: 32px; border: 1px solid rgba(125, 211, 252, 0.18);
  background: transparent; border-radius: 8px;
}

.section { margin-top: 14px; }
.section-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #7dd3fc;
  margin-bottom: 6px;
}

.library-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 220px;
  overflow: auto;
}
.library-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  border-radius: 8px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  cursor: pointer;
  font-size: 0.84rem;
}
.library-item:hover { background: rgba(125, 211, 252, 0.1); }
.library-item.active {
  border-color: rgba(125, 211, 252, 0.5);
  background: rgba(125, 211, 252, 0.16);
}
.library-item .x-btn {
  border: none; background: transparent; color: #f87171;
  cursor: pointer; padding: 2px 6px; font-size: 0.9rem;
}

.status-line {
  font-size: 0.78rem;
  color: #93a4bb;
  padding: 6px 10px;
  background: rgba(255,255,255,0.04);
  border-radius: 6px;
  margin-top: 8px;
}
.status-line.error { color: #fca5a5; background: rgba(248, 113, 113, 0.12); }
.status-line.ok { color: #86efac; background: rgba(74, 222, 128, 0.12); }

.tab-bar {
  display: flex;
  gap: 4px;
  margin-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding-bottom: 6px;
}
.tab-bar button {
  flex: 1;
  background: transparent;
  border: none;
  color: #93a4bb;
  padding: 8px 10px;
  font-weight: 700;
  cursor: pointer;
  border-radius: 8px;
  font-size: 0.84rem;
}
.tab-bar button.active {
  color: #7dd3fc;
  background: rgba(125, 211, 252, 0.12);
}

.dropzone {
  border: 2px dashed rgba(125, 211, 252, 0.4);
  padding: 18px 12px;
  text-align: center;
  border-radius: 10px;
  color: #93a4bb;
  font-size: 0.8rem;
  cursor: pointer;
}
.dropzone.drag { background: rgba(125, 211, 252, 0.1); color: #fff; }