:root{
  --bg:#0b0b12;
  --panel:#15151f;
  --line:#2a2a3a;
  --cyan:#33d1ff;
  --pink:#ff5ae0;
  --lime:#9dff00;
  --txt:#e9e9f2;
}
*{box-sizing:border-box;margin:0;padding:0;}
html,body{background:
  radial-gradient(circle at 20% 10%, rgba(80,20,180,.25), transparent 45%),
  radial-gradient(circle at 85% 90%, rgba(255,0,140,.18), transparent 45%),
  var(--bg);
  color:var(--txt);
  font-family:'Bricolage Grotesque',sans-serif;
  min-height:100vh;
  overflow-x:hidden;
}

/* ---------- Header ---------- */
#topbar{text-align:center;padding:18px 12px 8px;}
.marquee-title{
  font-family:'Bungee',sans-serif;
  font-size:clamp(22px,4.5vw,46px);
  letter-spacing:1px;
  background:linear-gradient(90deg,#33d1ff,#ff5ae0,#9dff00,#33d1ff);
  background-size:300% 100%;
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  animation:slide 6s linear infinite, jitter .18s steps(2) infinite;
  text-shadow:0 0 24px rgba(255,90,224,.3);
}
.berry{-webkit-text-fill-color:initial;}
@keyframes slide{to{background-position:300% 0;}}
@keyframes jitter{0%{transform:translate(0,0)}50%{transform:translate(1px,-1px)}100%{transform:translate(-1px,1px)}}
.subtitle{
  font-family:'JetBrains Mono',monospace;
  font-size:12px;color:var(--pink);
  margin-top:4px;text-transform:uppercase;letter-spacing:2px;
}

/* ---------- Layout ---------- */
#layout{
  display:flex;gap:16px;
  padding:12px 16px 24px;
  max-width:1300px;margin:0 auto;
  align-items:flex-start;
}
#stage-wrap{flex:1;min-width:0;}
#rack{
  width:300px;flex-shrink:0;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px;
  max-height:80vh;overflow-y:auto;
}

/* ---------- Control bar ---------- */
#controlbar{
  display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;
}
.btn{
  font-family:'JetBrains Mono',monospace;
  font-weight:700;font-size:12px;
  padding:9px 14px;border-radius:9px;
  border:1px solid var(--line);
  background:#1b1b28;color:var(--txt);
  cursor:pointer;text-transform:uppercase;letter-spacing:.5px;
  transition:transform .08s, box-shadow .15s, background .15s;
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.upload-btn{background:#232338;border-color:var(--cyan);box-shadow:0 0 12px rgba(51,209,255,.25);}
.accent-lime{border-color:var(--lime);color:var(--lime);}
.accent-lime:hover{box-shadow:0 0 14px rgba(157,255,0,.4);}
.accent-pink{border-color:var(--pink);color:var(--pink);}
.accent-pink:hover{box-shadow:0 0 14px rgba(255,90,224,.4);}
.accent-cyan{border-color:var(--cyan);color:var(--cyan);}
.accent-cyan:hover{box-shadow:0 0 14px rgba(51,209,255,.4);}

/* ---------- Stage ---------- */
#stage{
  position:relative;
  border:2px solid var(--line);
  border-radius:12px;
  background:#000;
  overflow:hidden;
  display:flex;justify-content:center;
  box-shadow:0 0 40px rgba(0,0,0,.6), inset 0 0 30px rgba(0,0,0,.8);
}
#stage.drag{border-color:var(--lime);box-shadow:0 0 30px rgba(157,255,0,.5);}
#canvas{display:block;image-rendering:pixelated;max-width:100%;}
#badge{
  position:absolute;top:10px;left:10px;
  font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:700;
  background:rgba(0,0,0,.65);color:var(--lime);
  padding:5px 9px;border-radius:6px;
  border:1px solid rgba(157,255,0,.4);
  letter-spacing:.5px;pointer-events:none;
}
#beatdot{
  position:absolute;top:12px;right:14px;
  width:20px;height:20px;border-radius:50%;
  background:radial-gradient(circle,#ff2b2b,#600);
  box-shadow:0 0 20px #ff2b2b;
  display:none;pointer-events:none;
}

/* ---------- Watermark row + presets ---------- */
#wm-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  margin-top:12px;
  font-family:'JetBrains Mono',monospace;font-size:12px;
}
.wm-label{color:var(--cyan);text-transform:uppercase;letter-spacing:.5px;}
#wmText{
  background:#1b1b28;border:1px solid var(--line);
  color:#fff;padding:6px 10px;border-radius:7px;
  font-family:'Bungee',sans-serif;font-size:13px;width:120px;
}
.preset-hint{color:#888;margin-left:6px;}
#presetChips{display:flex;flex-wrap:wrap;gap:6px;}
.chip{
  font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:700;
  padding:6px 10px;border-radius:20px;
  border:1px solid var(--pink);background:transparent;color:var(--pink);
  cursor:pointer;transition:all .15s;
}
.chip:hover{background:var(--pink);color:#111;box-shadow:0 0 14px rgba(255,90,224,.5);}

/* ---------- Rack / modules ---------- */
.rack-title{
  font-family:'Bungee',sans-serif;font-size:16px;
  color:var(--cyan);margin-bottom:12px;text-align:center;
  letter-spacing:1px;
}
.module{
  border:1px solid var(--line);
  border-radius:10px;
  padding:10px;margin-bottom:9px;
  background:#12121c;
  transition:box-shadow .2s, border-color .2s;
}
.module.on{
  border-color:var(--glow);
  box-shadow:0 0 16px -2px var(--glow), inset 0 0 8px -4px var(--glow);
}
.mod-toggle{
  width:100%;text-align:left;
  background:none;border:none;color:var(--txt);
  font-family:'Bricolage Grotesque',sans-serif;font-weight:800;
  font-size:13px;cursor:pointer;display:flex;align-items:center;gap:8px;
}
.dot{
  width:11px;height:11px;border-radius:50%;
  background:#333;border:1px solid #555;flex-shrink:0;transition:all .2s;
}
.module.on .dot{background:var(--glow);box-shadow:0 0 10px var(--glow);border-color:var(--glow);}
.slider-row{margin-top:8px;}
.slider-head{
  display:flex;justify-content:space-between;
  font-family:'JetBrains Mono',monospace;font-size:10px;color:#9a9ab0;
  text-transform:uppercase;letter-spacing:.5px;margin-bottom:2px;
}
.sval{color:var(--lime);font-weight:700;}
input[type=range]{
  width:100%;-webkit-appearance:none;appearance:none;height:5px;
  border-radius:5px;background:#2a2a3a;outline:none;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;
  width:16px;height:16px;border-radius:50%;
  background:var(--glow,#fff);cursor:pointer;
  box-shadow:0 0 8px var(--glow,#fff);
}
input[type=range]::-moz-range-thumb{
  width:16px;height:16px;border-radius:50%;border:none;
  background:var(--glow,#fff);cursor:pointer;box-shadow:0 0 8px var(--glow,#fff);
}

/* ---------- Footer ---------- */
#foot{
  text-align:center;padding:16px;
  font-family:'JetBrains Mono',monospace;font-size:12px;color:#6a6a80;
  display:flex;justify-content:center;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);
}
#foot a{color:var(--cyan);text-decoration:none;font-weight:700;}
#foot a:hover{text-decoration:underline;text-shadow:0 0 10px var(--cyan);}

/* ---------- Mobile ---------- */
@media(max-width:820px){
  #layout{flex-direction:column;}
  #rack{width:100%;max-height:none;}
  #modules{display:grid;grid-template-columns:1fr 1fr;gap:9px;}
  .module{margin-bottom:0;}
}
@media(max-width:520px){
  #modules{grid-template-columns:1fr;}
  .btn{flex:1;text-align:center;}
}
</parameter>