:root{
  --bg1:#061021; --bg2:#091827; --glass: rgba(255,255,255,0.03);
  --accent:#39d0ff; --muted:#9fb0c8; --card: rgba(255,255,255,0.02);
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;font-family:Inter,system-ui,Segoe UI,Roboto,'Helvetica Neue',Arial;background:linear-gradient(180deg,var(--bg1),var(--bg2));color:#e6eef8}
.top{display:flex;justify-content:space-between;align-items:center;padding:12px 20px}
.logo{font-weight:800;letter-spacing:1px}
.logo .neo{color:var(--accent)}
.top .btn{margin-left:8px}
.main{display:flex;gap:18px;padding:18px;max-width:1200px;margin:0 auto}
.left{flex:1;display:flex;flex-direction:column;gap:12px;align-items:center}
.canvas-wrap{background:linear-gradient(180deg,#03101a,#041227);padding:12px;border-radius:12px;box-shadow:0 10px 40px rgba(0,0,0,0.6)}
canvas{display:block;border-radius:8px;background:linear-gradient(180deg,#071827,#041829)}
.right{width:360px;display:flex;flex-direction:column;gap:12px}
.card{background:var(--card);padding:12px;border-radius:10px}
.title{font-size:18px}
.sub{font-size:12px;color:var(--muted)}
.stats{display:flex;gap:10px;justify-content:space-between;margin-top:10px}
.big{font-weight:800;font-size:18px}
.controls{display:flex;gap:8px;margin-top:10px}
.btn{background:linear-gradient(180deg,#08303a,#04222a);border:none;padding:8px 10px;border-radius:8px;color:#daf8ff;cursor:pointer}
.btn.primary{background:linear-gradient(180deg,#00d4ff,#00a0e6);color:#031227}
.btn.secondary{background:transparent;border:1px solid rgba(255,255,255,0.03)}
.mini-canvases{display:flex;gap:12px;margin-top:10px}
.label{font-size:13px;color:var(--muted);margin-bottom:6px}
.leaderboard{max-height:120px;overflow:auto;background:rgba(255,255,255,0.01);padding:8px;border-radius:6px}
.foot{font-size:12px;color:var(--muted);margin-top:10px}
textarea{width:100%;height:110px;background:transparent;border:1px solid rgba(255,255,255,0.03);color:inherit;padding:8px;border-radius:6px}
select,input[type=file]{width:100%;padding:8px;border-radius:6px;background:transparent;border:1px solid rgba(255,255,255,0.03);color:inherit}
.row{display:flex;gap:8px}
.mobile-controls{display:none;margin-top:8px;gap:8px}
.micro{padding:10px;border-radius:8px;background:linear-gradient(180deg,#071827,#0b2a36);border:none;color:#e6eef8}
.secondary{opacity:0.95}
@media(max-width:1000px){
  .main{flex-direction:column;padding:12px}
  .right{width:100%}
  .mobile-controls{display:flex}
}