:root{
  --bg:#06060e;
  --surface:#0c0c18;
  --card:#111122;
  --elev:#181830;
  --border:rgba(255,255,255,0.06);
  --borderActive:rgba(250,204,21,0.4);
  --text:#e8e8f0;
  --text2:#8888aa;
  --textDim:#555570;
  --gold:#facc15;
  --blue:#3b82f6;
  --emerald:#34d399;
  --rose:#f43f5e;
  --violet:#a78bfa;
  --orange:#fb923c;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:radial-gradient(1200px 800px at 30% 10%, rgba(59,130,246,0.10), transparent 55%),
             radial-gradient(900px 700px at 80% 40%, rgba(167,139,250,0.10), transparent 55%),
             radial-gradient(800px 600px at 50% 90%, rgba(250,204,21,0.06), transparent 55%),
             var(--bg);
  color:var(--text);
  font-family:Outfit, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  overflow:hidden;
}

#app{height:100%; display:flex; flex-direction:column;}

.tabs{
  height:52px;
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 14px;
  border-bottom:1px solid var(--border);
  background:rgba(12,12,24,0.35);
  backdrop-filter:blur(12px);
}

.tab{
  height:34px;
  padding:0 14px;
  border-radius:10px;
  border:1px solid var(--border);
  background:rgba(17,17,34,0.45);
  color:var(--text2);
  font-family:"Space Mono", ui-monospace, monospace;
  font-size:12px;
  cursor:pointer;
  transition:border-color 120ms ease, color 120ms ease, box-shadow 120ms ease;
}
.tab:hover{border-color:rgba(255,255,255,0.14); color:var(--text)}
.tab.is-active{border-color:var(--borderActive); color:var(--gold); box-shadow:0 0 0 2px rgba(250,204,21,0.08)}

.viz-note{
  padding:9px 16px;
  font-size:12.5px;
  line-height:1.45;
  color:var(--text2);
  background:rgba(12,12,24,0.35);
  border-bottom:1px solid var(--border);
  font-family:Outfit, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

.stage{flex:1; min-height:0; display:flex; align-items:center; justify-content:center; padding:16px;}
.canvas-shell{width:100%; height:100%; display:flex; align-items:center; justify-content:center;}

.canvas-frame{
  position:relative;
  width:100%;
  height:100%;
  max-width:100%;
  max-height:100%;
  border:1px solid rgba(255,255,255,0.05);
  border-radius:16px;
  background:rgba(12,12,24,0.25);
  box-shadow:0 18px 60px rgba(0,0,0,0.55);
  overflow:hidden;
}

.canvas-frame.is-free{
  width:100% !important;
  height:100% !important;
}

.p5-host{position:absolute; inset:0;}
.p5-host canvas{display:block; width:100% !important; height:100% !important;}

.paused-overlay{position:absolute; inset:0; pointer-events:none; display:flex; align-items:center; justify-content:center; background:rgba(0,0,0,0.35);}
.paused-overlay.is-hidden{display:none;}
.paused-overlay__text{font-family:"Space Mono", ui-monospace, monospace; font-size:18px; letter-spacing:0.8px; color:rgba(232,232,240,0.92); border:1px solid rgba(255,255,255,0.14); padding:12px 18px; border-radius:14px; background:rgba(0,0,0,0.35); box-shadow:0 0 26px rgba(0,0,0,0.45)}

.controls{
  height:86px;
  display:flex;
  gap:14px;
  align-items:center;
  justify-content:space-between;
  padding:12px 14px;
  border-top:1px solid var(--border);
  background:rgba(12,12,24,0.55);
  backdrop-filter:blur(12px);
}
.controls__left{flex:1; min-width:0; display:flex; gap:10px; align-items:center; overflow:hidden;}
.controls__right{display:flex; gap:10px; align-items:center;}

.control{
  display:flex;
  flex-direction:column;
  gap:6px;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid var(--border);
  background:rgba(17,17,34,0.60);
  min-width:140px;
}
.control__label{font-family:"Space Mono", ui-monospace, monospace; font-size:11px; color:var(--textDim)}
.control select,.control input[type="range"]{
  width:100%;
}
.control select{
  height:32px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,0.10);
  background:rgba(24,24,48,0.70);
  color:var(--text);
  font-family:Outfit, system-ui, sans-serif;
}

input[type="range"]{appearance:none; height:6px; background:rgba(255,255,255,0.10); border-radius:999px; outline:none;}
input[type="range"]::-webkit-slider-thumb{appearance:none; width:14px; height:14px; border-radius:999px; background:var(--gold); border:1px solid rgba(0,0,0,0.25); box-shadow:0 0 10px rgba(250,204,21,0.18)}

.btn{
  height:38px;
  padding:0 14px;
  border-radius:12px;
  border:1px solid var(--border);
  background:rgba(17,17,34,0.65);
  color:var(--text);
  font-family:"Space Mono", ui-monospace, monospace;
  font-size:12px;
  cursor:pointer;
  transition:border-color 120ms ease, transform 120ms ease, box-shadow 120ms ease;
}
.btn:hover{transform:translateY(-1px); border-color:rgba(255,255,255,0.14)}
.btn.is-active{border-color:rgba(52,211,153,0.55); box-shadow:0 0 0 2px rgba(52,211,153,0.10)}
.btn.is-gold{border-color:rgba(250,204,21,0.35)}
.btn.is-gold:hover{border-color:rgba(250,204,21,0.55)}

.toggle{display:flex; align-items:center; gap:10px; padding:10px 12px; border-radius:14px; border:1px solid var(--border); background:rgba(17,17,34,0.60);}
.toggle__label{font-family:"Space Mono", ui-monospace, monospace; font-size:12px; color:var(--text2)}

.switch{position:relative; width:44px; height:24px; border-radius:999px; background:rgba(255,255,255,0.10); border:1px solid rgba(255,255,255,0.10); cursor:pointer;}
.switch::after{content:""; position:absolute; top:50%; left:3px; width:18px; height:18px; border-radius:999px; background:rgba(232,232,240,0.85); transform:translateY(-50%); transition:left 120ms ease, background 120ms ease;}
.switch.is-on{background:rgba(52,211,153,0.20); border-color:rgba(52,211,153,0.35)}
.switch.is-on::after{left:21px; background:rgba(52,211,153,0.95)}

@media (max-width: 820px){
  .controls{height:98px;}
  .control{min-width:120px;}
  .tabs{overflow:auto;}
}