.PrefixChoice { padding:11px 13px; border:1px solid rgba(117,214,210,.4); background:transparent; color:var(--academy-muted); font:inherit; cursor:pointer; }
.PrefixChoice:hover, .PrefixChoice:focus-visible, .PrefixChoice.is-selected { border-color:var(--academy-lime); color:var(--academy-lime); }
.PrefixChoice:focus-visible { outline:2px solid var(--academy-coral); outline-offset:3px; }
.SubnetStage { display:grid; gap:12px; margin:30px 0 8px; }
.SubnetRow { display:flex; align-items:center; justify-content:space-between; gap:20px; padding:16px 18px; border-left:3px solid var(--academy-cyan); background:rgba(9,20,22,.45); }
.SubnetRow strong { color:var(--academy-paper); font-family:'Orbitron',sans-serif; font-size:.95rem; font-weight:400; text-align:right; }
.SubnetLabel { color:var(--academy-cyan); font-family:'Orbitron',sans-serif; font-size:.68rem; letter-spacing:.08em; }
.SubnetRow.is-muted { border-left-color:rgba(117,214,210,.3); }
.SubnetRow.is-muted strong { color:var(--academy-muted); }
@media (max-width:560px) {
  .SubnetRow { align-items:flex-start; flex-direction:column; gap:8px; }
  .SubnetRow strong { text-align:left; }
}