:root{
  --bg:#0b0f19;
  --panel:#10182a;
  --panel2:#0e1526;
  --text:#e9eefc;
  --muted:#9fb0d6;
  --line:#223055;
  --primary:#3b82f6;
  --danger:#ef4444;
  --ok:#22c55e;
}

*{box-sizing:border-box}
html,body{
    height:100%;
    margin: auto;
  overflow: hidden;
}

body {
     margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;
  background:linear-gradient(180deg,#070b14, #0b0f19 60%);
  color:var(--text);
    overscroll-behavior: none;

  width: 100%;
}
.topbar{
  position:sticky; top:0; z-index:20;
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 14px;
  border-bottom:1px solid var(--line);
  background:rgba(11,15,25,.86);
  backdrop-filter: blur(10px);
}

.brand{display:flex; gap:10px; align-items:center}
.logo{
  width:34px;height:34px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#ff7a18,#af002d 60%,#319197);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
  font-weight:900;
}
.title{font-weight:800}
.subtitle{font-size:12px;color:var(--muted)}

.controls{display:flex; gap:8px; align-items:end; flex-wrap:wrap}

.layout{
  display:grid;
  grid-template-columns: 1fr 360px;
  gap:12px;
  padding:12px;
}

@media (max-width: 980px){
  .layout{grid-template-columns: 1fr; }
  .sidebar{order:2}
}

.stageWrap{min-width:0}
.stageHeader{
  display:flex; gap:12px; align-items:stretch; justify-content:space-between;
  margin-bottom:10px; flex-wrap:wrap;
}
.scenePicker{display:flex; gap:8px; align-items:end; flex-wrap:wrap}
.whipBox{
  flex:1;
  min-width: 320px;
  padding:10px;
  border:1px solid var(--line);
  border-radius:14px;
  background:linear-gradient(180deg,var(--panel),var(--panel2));
}
.whipRow{display:flex; gap:8px; align-items:center; flex-wrap:wrap; margin-bottom:8px}
.status{font-size:12px;color:var(--muted)}
.status.ok{color:var(--ok)}
.status.err{color:var(--danger)}

.stage{
  position:relative;
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  background:#02040a;
  box-shadow:0 20px 60px rgba(0,0,0,.45);
}

/* canvas affiché en “fit”, la résolution interne est fixée en JS */
#mixCanvas{width:100%; height:auto; display:block; background:#000}
.overlay{
  position:absolute; inset:0;
  pointer-events:none;
}
#mixCanvas,
#overlay {
  touch-action: none;
  user-select: none;
}
.hint{margin-top:10px; font-size:12px; color:var(--muted)}

.sidebar{display:flex; flex-direction:column; gap:12px}
.panel{
  border:1px solid var(--line);
  border-radius:14px;
  background:linear-gradient(180deg,var(--panel),var(--panel2));
  padding:10px;
}
.panelTitle{font-weight:800; margin-bottom:8px}

.addGrid{display:grid; grid-template-columns:1fr 1fr 1fr; gap:8px; margin-bottom:10px}
.row{display:flex; gap:8px; align-items:end; flex-wrap:wrap; margin-top:8px}

.field{display:flex; flex-direction:column; gap:6px}
.field > span{font-size:12px; color:var(--muted)}
.field.small{width:140px}

.input, select{
  height:38px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#071024;
  color:var(--text);
  padding:0 10px;
  outline:none;
}
.input:focus, select:focus{border-color:#2b66d8}

.btn{
  height:38px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#0b1633;
  color:var(--text);
  padding:0 12px;
  cursor:pointer;
}
.btn:hover{filter:brightness(1.08)}
.btn.primary{background:rgba(59,130,246,.15); border-color:rgba(59,130,246,.45)}
.btn.danger{background:rgba(239,68,68,.12); border-color:rgba(239,68,68,.45)}
.btn:disabled{opacity:.5; cursor:not-allowed}

.check{display:flex; gap:8px; align-items:center; color:var(--muted); font-size:13px}

.list{
  display:flex; flex-direction:column; gap:8px;
  max-height:260px; overflow:auto; padding-right:4px;
}
.item{
  border:1px solid var(--line);
  border-radius:12px;
  padding:8px;
  background:#0a1330;
  cursor:pointer;
}
.item.active{outline:2px solid rgba(59,130,246,.6)}
.itemTop{display:flex; align-items:center; justify-content:space-between; gap:8px}
.badge{font-size:11px; color:var(--muted)}
.props .muted{color:var(--muted); font-size:13px}

.propRow{display:flex; gap:8px; align-items:end; flex-wrap:wrap; margin-top:8px}
.sep{height:1px; background:var(--line); margin:10px 0}

/* Selection box & handles (overlay) */
.selBox{
  position:absolute;
  border:2px solid rgba(59,130,246,.9);
  box-shadow:0 0 0 2px rgba(0,0,0,.35) inset;
  pointer-events:none;
}
.handle{
  position:absolute;
  width:12px;height:12px;
  border-radius:4px;
  background:rgba(59,130,246,.95);
  border:2px solid rgba(0,0,0,.45);
  pointer-events:auto;
}
.item {
  cursor: grab;
}

.item:active {
  cursor: grabbing;
  opacity: 0.6;
}