.orb-wrap{
  position:relative;
  display:flex;align-items:center;justify-content:center;
  min-height:560px;width:100%;max-width:600px;
  overflow:hidden;
}
.orb-wrap::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse at 70% 50%,rgba(180,40,40,0.18) 0%,transparent 65%),
             radial-gradient(ellipse at 30% 50%,rgba(60,20,80,0.12) 0%,transparent 60%);
  pointer-events:none;
}
.scene{position:relative;width:500px;height:500px;flex-shrink:0;}
.orbit{
  position:absolute;border-radius:50%;
  border:1px solid rgba(255,255,255,0.07);
  top:50%;left:50%;transform:translate(-50%,-50%);
}
.orbit-1{width:176px;height:176px;}
.orbit-2{width:276px;height:276px;}
.orbit-3{width:364px;height:364px;}
.orbit-4{width:436px;height:436px;}
.orbit-5{width:490px;height:490px;border-color:rgba(255,255,255,0.04);}
.center-node{
  position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%);
  width:90px;height:90px;border-radius:50%;
  background:#1a1a1a;
  border:1.5px solid rgba(255,255,255,0.12);
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;z-index:20;
}
.center-num{
  font-size:38px;font-weight:900;letter-spacing:-1px;
  background:linear-gradient(135deg,#c084fc,#60a5fa,#34d399);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;line-height:1;
}
.center-label{
  font-size:8px;
  font-weight:700;letter-spacing:0.18em;color:rgba(255,255,255,0.45);margin-top:3px;
  text-transform:uppercase;
}
.planet{
  position:absolute;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:transform 0.2s;
  background:#1e1e1e;border:1.5px solid rgba(255,255,255,0.15);
}
.planet:hover{transform:scale(1.18) !important;}
.planet-icon{display:flex;align-items:center;justify-content:center;}
.tooltip{
  position:absolute;bottom:calc(100% + 8px);left:50%;
  transform:translateX(-50%);
  background:#1a1a1a;border:1px solid rgba(255,255,255,0.18);
  border-radius:8px;padding:6px 10px;
  font-size:10px;
  color:rgba(255,255,255,0.88);white-space:nowrap;
  pointer-events:none;opacity:0;transition:opacity 0.2s;z-index:50;
  text-align:center;line-height:1.5;
}
.planet:hover .tooltip{opacity:1;}