:root {
  --bg: #0f1117;
  --panel: #161923;
  --panel-2: #1d2230;
  --line: #2b3245;
  --text: #eef2ff;
  --muted: #97a0b8;
  --accent: #7c5cff;
  --good: #28d79b;
  --warn: #ffbc42;
  --danger: #ff5e78;
  --shadow: 0 18px 60px rgba(0, 0, 0, .45);
}

* { box-sizing: border-box; }
html, body, #app { margin: 0; width: 100%; height: 100%; overflow: hidden; background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
button, input, select { font: inherit; }
button, select, input[type="number"], input[type="text"], #hexInput {
  border: 1px solid var(--line); background: #111521; color: var(--text); border-radius: 10px; padding: 8px 10px; outline: none;
}
button { cursor: pointer; transition: transform .12s ease, border-color .12s ease, background .12s ease; }
button:hover { border-color: #6672a0; background: #1c2334; }
button:active { transform: translateY(1px); }
label { color: var(--muted); font-size: 12px; display: grid; gap: 6px; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
select { width: 100%; }

#app {
  display: grid;
  grid-template-columns: 58px minmax(480px, 1fr) 340px;
  grid-template-rows: 58px minmax(0, 1fr);
  grid-template-areas:
    "top top top"
    "tools work inspector";
}

.topbar { grid-area: top; display: flex; align-items: center; gap: 18px; padding: 9px 14px; border-bottom: 1px solid var(--line); background: rgba(15,17,23,.95); }
.brand { display: flex; gap: 10px; align-items: center; min-width: 260px; }
.logo { width: 38px; height: 38px; border-radius: 13px; display:grid; place-items:center; background: linear-gradient(135deg, #7c5cff, #00d4ff); font-weight: 900; }
.brand strong { display: block; line-height: 1; }
.brand span { display: block; color: var(--muted); font-size: 11px; margin-top: 4px; }
.top-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.top-actions button { padding: 7px 10px; font-size: 12px; }
.status { margin-left: auto; font-size: 12px; color: var(--muted); white-space: nowrap; }

.tools { grid-area: tools; background: #10131d; border-right: 1px solid var(--line); padding: 8px 7px; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.tools button { width: 42px; min-height: 38px; display: grid; place-items: center; padding: 0; border-radius: 13px; }
.tools button.active, .tool.active { background: var(--accent); color: white; border-color: var(--accent); box-shadow: 0 10px 25px rgba(124,92,255,.35); }
.tools hr { width: 80%; border: none; border-top: 1px solid var(--line); margin: 5px 0; }

.workspace { grid-area: work; display: grid; grid-template-rows: 42px minmax(0, 1fr) 112px; min-width: 0; }
.stageHeader { display:flex; align-items:center; justify-content:space-between; padding: 8px 14px; border-bottom: 1px solid var(--line); background: #121620; font-size: 12px; color: var(--muted); }
.pill { margin-left: 8px; padding: 4px 8px; background: #22273a; border: 1px solid #2e3650; border-radius: 999px; color: #ced6f7; }
.miniControls { display: flex; gap: 12px; align-items: center; }
.miniControls label { display: inline-flex; gap: 5px; align-items: center; }

.viewport { position: relative; overflow: auto; background:
  radial-gradient(circle at 40% 30%, rgba(124,92,255,.08), transparent 34%),
  radial-gradient(circle at 80% 90%, rgba(0,212,255,.07), transparent 30%),
  #090b10; display: grid; place-items: center; }
.canvasWrap { position: relative; transform-origin: center center; box-shadow: var(--shadow); }
.canvasWrap canvas, #layerHost canvas { position: absolute; left: 0; top: 0; image-rendering: auto; }
#paperCanvas { z-index: 0; }
#onionCanvas { z-index: 1; pointer-events: none; }
#layerHost { z-index: 2; position: absolute; left:0; top:0; }
#guideCanvas { z-index: 10; pointer-events: none; }
#overlayCanvas { z-index: 20; pointer-events: none; }
#playbackCanvas { z-index: 30; pointer-events: none; display: none; background: transparent; }

.animationStrip { border-top: 1px solid var(--line); background: #10131d; display: flex; align-items: center; gap: 8px; padding: 9px 12px; overflow: hidden; }
.stripTitle { color: var(--muted); font-size: 12px; font-weight: 700; margin-right: 3px; }
.animationStrip button { padding: 7px 9px; font-size: 12px; }
.animationStrip label { display: inline-flex; align-items: center; gap: 6px; }
.animationStrip input[type="number"] { width: 56px; padding: 6px; }
.frameList { display: flex; gap: 8px; align-items: center; overflow-x: auto; flex: 1; height: 86px; padding-bottom: 2px; }
.frame { width: 72px; min-width: 72px; height: 72px; border-radius: 12px; border: 2px solid #303850; background: #07090d; position: relative; overflow: hidden; display: grid; place-items: center; cursor: pointer; }
.frame.active { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(124,92,255,.2); }
.frame img { width: 100%; height: 100%; object-fit: cover; }
.frame span { position:absolute; left:5px; top:4px; background: rgba(0,0,0,.55); padding: 2px 5px; border-radius: 8px; font-size: 10px; }

.inspector { grid-area: inspector; overflow: auto; border-left: 1px solid var(--line); background: #0f121c; padding: 10px; display: flex; flex-direction: column; gap: 10px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 12px; box-shadow: 0 10px 35px rgba(0,0,0,.15); }
.panel h3 { margin: 0 0 10px; font-size: 13px; color: #f4f6ff; display:flex; justify-content:space-between; align-items:center; }
.colorRow { display: grid; grid-template-columns: 58px 1fr; gap: 8px; align-items:center; }
#colorPicker { width: 58px; height: 42px; padding: 0; border-radius: 12px; background: transparent; border: 1px solid var(--line); }
#hexInput { height: 40px; width: 100%; }
.palette { display: grid; grid-template-columns: repeat(10, 1fr); gap: 5px; margin-top: 10px; }
.swatch { aspect-ratio: 1; border-radius: 8px; border: 1px solid rgba(255,255,255,.18); cursor: pointer; }
.palette.tiny { grid-template-columns: repeat(12, 1fr); opacity: .9; }
.palette.tiny .swatch { border-radius: 6px; }

.brushList { display: grid; gap: 7px; margin-top: 8px; max-height: 220px; overflow: auto; }
.brushItem { text-align: left; display: grid; grid-template-columns: 36px 1fr; gap: 8px; align-items: center; padding: 8px; background: #111521; border: 1px solid var(--line); border-radius: 12px; }
.brushItem.active { border-color: var(--accent); background: #211b42; }
.brushIcon { height: 28px; border-radius: 9px; display: grid; place-items:center; background: #0b0f17; color: #dce2ff; }
.brushName { font-size: 12px; color: #f1f3ff; }
.brushDesc { font-size: 10px; color: var(--muted); margin-top: 2px; }
.brushStudio label { margin-bottom: 9px; }
.brushStudio output { float: right; color: #d7ddff; }
.split { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center; margin-bottom: 8px; }

.layerActions { display: grid; grid-template-columns: 38px 1fr 1fr 1fr; gap: 6px; margin-bottom: 8px; }
.layerActions button { padding: 7px 6px; font-size: 11px; }
.layerList { display: grid; gap: 7px; max-height: 280px; overflow: auto; }
.layerItem { display: grid; grid-template-columns: 28px 42px 1fr 36px; gap: 7px; align-items: center; padding: 7px; border-radius: 13px; background: #111521; border: 1px solid var(--line); cursor: pointer; }
.layerItem.active { border-color: var(--accent); background: #211b42; }
.layerThumb { width: 42px; height: 32px; border-radius: 7px; background: #080b10; border: 1px solid #303850; object-fit: cover; }
.layerName { font-size: 12px; color: #f1f3ff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.layerMeta { font-size: 10px; color: var(--muted); }
.eye { cursor: pointer; text-align: center; }

body.ui-hidden .inspector, body.ui-hidden .tools, body.ui-hidden .stageHeader, body.ui-hidden .animationStrip { display:none; }
body.ui-hidden #app { grid-template-columns: 1fr; grid-template-rows: 58px minmax(0,1fr); grid-template-areas: "top" "work"; }
body.ui-hidden .workspace { grid-template-rows: minmax(0, 1fr); }

.dialogForm { min-width: 360px; background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 18px; padding: 18px; display:grid; gap: 12px; }
dialog { border: none; background: transparent; }
dialog::backdrop { background: rgba(0,0,0,.6); backdrop-filter: blur(4px); }
.dialogForm h2 { margin: 0 0 4px; }
.dialogActions { display:flex; justify-content:flex-end; gap: 8px; margin-top: 8px; }

@media (max-width: 1100px) {
  #app { grid-template-columns: 52px minmax(420px,1fr) 300px; }
  .brand { min-width: 200px; }
  .top-actions button { padding: 6px 7px; }
}

.hint { display:block; color: var(--muted); font-size: 11px; line-height: 1.45; margin-top: 8px; }
.tracker-active { outline: 2px solid var(--accent); }

.panel button.active { border-color: var(--accent); background: #211b42; color: #f4f1ff; }
.frameKey { position:absolute; right:5px; top:4px; background: rgba(124,92,255,.82); padding: 2px 5px; border-radius: 8px; font-size: 10px; }

.timelineLanes { margin-top: 10px; border-top: 1px solid rgba(255,255,255,.08); padding-top: 8px; max-height: 180px; overflow: auto; }
.timelineLane { display: grid; grid-template-columns: 120px 1fr; align-items: center; gap: 8px; margin: 4px 0; }
.timelineLaneLabel { font-size: 11px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.timelineLaneTrack { position: relative; height: 22px; border-radius: 8px; background: rgba(255,255,255,.05); overflow: hidden; }
.timelineLaneCell { position: absolute; top: 3px; width: 12px; height: 16px; border-radius: 5px; background: rgba(255,255,255,.10); transform: translateX(-50%); }
.timelineLaneCell.key { background: rgba(124,92,255,.95); }
.timelineLaneCell.mask { background: rgba(0,200,255,.95); }
.timelineLaneCell.camera { background: rgba(255,184,0,.95); }
.timelineLaneCell.beat { background: rgba(255,80,120,.85); width: 4px; height: 22px; top: 0; border-radius: 2px; }
.audioWaveform { width: 100%; height: 90px; margin-top: 8px; background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.08); border-radius: 10px; }

.timelineLaneLabel { display:flex; align-items:center; justify-content:space-between; gap:6px; }
.laneHeaderActions { display:flex; gap:4px; }
.laneHeaderActions button { min-width: 24px; height: 22px; border-radius: 6px; border: 1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.05); color: inherit; cursor: pointer; }
.laneHeaderActions button.active { background: rgba(124,92,255,.3); border-color: rgba(124,92,255,.7); }
.laneHeaderActions button.warn { background: rgba(255,80,120,.18); }

/* Frame visibility fix */
.workspace { grid-template-rows: 42px minmax(0, 1fr) 320px; }
.animationStrip {
  display: grid;
  grid-template-columns: auto auto auto auto auto auto auto auto 1fr;
  grid-template-rows: 36px 96px 120px 92px;
  align-items: center;
  gap: 8px;
  overflow: auto;
  padding: 10px 12px;
}
.animationStrip .frameList { grid-column: 1 / -1; grid-row: 2; height: 92px; width: 100%; }
.animationStrip .timelineLanes { grid-column: 1 / -1; grid-row: 3; margin-top: 0; max-height: 116px; width: 100%; }
.animationStrip .audioWaveform { grid-column: 1 / -1; grid-row: 4; height: 84px; margin-top: 0; }
.frameEditorPanel h3 span { color: var(--muted); font-size: 11px; font-weight: 600; }
.frameEditorControls { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; margin-bottom: 8px; }
.frameEditorControls button { padding: 7px 6px; font-size: 11px; }
.frameEditorControls button:nth-child(n+3) { grid-column: auto; }
.framePanelList { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; max-height: 260px; overflow: auto; margin-top: 10px; padding-right: 4px; }
.framePanelList .frame { width: 100%; min-width: 0; height: 82px; }
.framePanelList .frame img { object-fit: cover; }
#frameSelect { margin-top: 4px; }
@media (max-height: 850px) {
  .workspace { grid-template-rows: 42px minmax(0, 1fr) 260px; }
  .animationStrip { grid-template-rows: 34px 82px 90px 70px; }
  .animationStrip .timelineLanes { max-height: 88px; }
  .animationStrip .audioWaveform { height: 64px; }
}


/* Logitoolz Studio integration */
.studio-back{position:fixed;left:12px;bottom:12px;z-index:99999;display:inline-flex;align-items:center;gap:7px;padding:9px 12px;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:rgba(10,12,18,.88);backdrop-filter:blur(14px);color:#f8fafc;text-decoration:none;font:700 12px/1 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.studio-back:hover{background:rgba(35,39,52,.96);transform:translateY(-1px)}