.floating-nav{
  position:fixed;left:18px;top:50%;transform:translateY(-50%);z-index:9999;
  background:rgba(8,12,18,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:14px;
  display:flex;flex-direction:column;gap:2px;font-family:'IBM Plex Mono',monospace;font-size:12px;
  box-shadow:0 14px 34px rgba(0,0,0,.45);width:190px;transition:width .2s ease;
}
.floating-nav .fn-header{
  display:flex;align-items:center;justify-content:space-between;gap:10px;cursor:pointer;
  font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#9FB2C4;
  padding:2px 4px 8px;user-select:none;white-space:nowrap;
}
.floating-nav .fn-header:hover{color:#fff}
.floating-nav .fn-arrow{font-size:14px;line-height:1;color:#7C8A99}
.floating-nav .fn-header:hover .fn-arrow{color:#fff}
.floating-nav .fn-label{
  font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;color:#7C8A99;margin:10px 0 4px;
}
.floating-nav .fn-label:first-child{margin-top:0}
.floating-nav a{
  color:#C9D6E3;text-decoration:none;padding:7px 9px;border-radius:7px;display:block;
  line-height:1.3;transition:background .15s ease,color .15s ease;white-space:nowrap;
}
.floating-nav a:hover{background:rgba(255,255,255,.09);color:#fff;text-decoration:none}
.floating-nav a.active{color:#E0A93C;font-weight:600;background:rgba(224,169,60,.14)}
.floating-nav .divider{height:1px;background:rgba(255,255,255,.14);margin:10px 4px}

.floating-nav.collapsed{width:auto}
.floating-nav.collapsed .fn-body{display:none}
.floating-nav.collapsed .fn-header{padding:2px 4px}

@media (max-width:960px){
  .floating-nav{display:none}
}