/* 3D simulation styling */
#solar-sim-3d{
  margin: 3rem auto;
  max-width: 1200px;
  padding: 2rem;
  background: rgba(15, 18, 22, 0.85);
  border: 1px solid rgba(255, 196, 60, 0.25);
  border-radius: 18px;
  color: #f0ece4;
}
#solar-sim-3d .sim-head{
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
#solar-sim-3d .sim-head h3{
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
  color: #f0ece4;
}
#solar-sim-3d .sim-actions{ display: flex; gap: .6rem; }
#solar-sim-3d .btn{
  background: rgba(255, 196, 60, 0.12);
  color: #ffe28a;
  border: 1px solid rgba(255, 196, 60, 0.45);
  border-radius: 999px;
  padding: .55rem 1.15rem;
  font-size: .9rem;
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
#solar-sim-3d .btn:hover{
  background: rgba(255, 196, 60, 0.22);
  transform: translateY(-1px);
}
#solar-sim-3d .sim3-stage{
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  background: #0b0d10;
  box-shadow: 0 20px 60px -25px rgba(0,0,0,0.5);
  cursor: grab;
}
#solar-sim-3d .sim3-stage:active{ cursor: grabbing; }
#solar-sim-3d .sim3-controls{
  display: flex;
  flex-direction: column;
  gap: .8rem;
  margin-top: 1.25rem;
  padding: 1rem 1.1rem;
  background: rgba(11, 13, 16, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
}
#solar-sim-3d .sim3-controls label{
  display: grid;
  grid-template-columns: 100px 1fr 90px;
  gap: 1rem;
  align-items: center;
  font-size: .9rem;
  color: #a7a49c;
}
#solar-sim-3d .sim3-controls input[type=range]{
  width: 100%;
  accent-color: #ffc43c;
}
#solar-sim-3d .sim3-controls .mono{
  font-variant-numeric: tabular-nums;
  color: #f0ece4;
  text-align: right;
}
#solar-sim-3d .sim-readout{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.6rem 1rem;
  margin-top: 1.25rem;
  padding: 1rem 1.1rem;
  background: rgba(11, 13, 16, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
}
#solar-sim-3d .sim-readout > div{ display: flex; flex-direction: column; gap: 2px; }
#solar-sim-3d .sim-k{ font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; color: #a7a49c; }
#solar-sim-3d .sim-v{ font-size: 1.05rem; font-weight: 600; color: #f0ece4; font-variant-numeric: tabular-nums; }