/* Workspace Hub navigation — minimal floating pill, shared across projects.
   Top-left fixed; recedes visually; light/dark adaptive; print-hidden.
   Mirrors workspace-hub/_shared/hub-nav.css. */

.ws-hub-nav {
  position: fixed;
  top: 0.6rem;
  left: 0.6rem;
  z-index: 99999;
  display: inline-flex;
  gap: 0.35rem;
  align-items: center;
  font: 12px/1 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: rgba(255, 255, 255, 0.78);
  color: #3a3a3a;
  backdrop-filter: saturate(1.4) blur(8px);
  -webkit-backdrop-filter: saturate(1.4) blur(8px);
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.07);
  border: 1px solid rgba(0, 0, 0, 0.05);
  max-width: calc(100vw - 1.2rem);
  pointer-events: auto;
}
.ws-hub-nav a {
  color: inherit;
  text-decoration: none;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  white-space: nowrap;
}
.ws-hub-nav a:hover { color: #000; background: rgba(0, 0, 0, 0.06); }
.ws-hub-nav a:focus-visible { outline: 2px solid #5b8ed8; outline-offset: 1px; }
.ws-hub-nav .ws-hub-home { font-weight: 500; }
.ws-hub-nav .ws-hub-sep {
  width: 1px; height: 0.85em;
  background: rgba(0, 0, 0, 0.15);
  margin: 0 0.1rem;
}
.ws-hub-nav .ws-hub-prev,
.ws-hub-nav .ws-hub-next { color: #666; }

@media (prefers-color-scheme: dark) {
  .ws-hub-nav {
    background: rgba(20, 20, 20, 0.78);
    color: #ddd;
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  }
  .ws-hub-nav a:hover { color: #fff; background: rgba(255, 255, 255, 0.08); }
  .ws-hub-nav .ws-hub-prev,
  .ws-hub-nav .ws-hub-next { color: #aaa; }
  .ws-hub-nav .ws-hub-sep { background: rgba(255, 255, 255, 0.18); }
}

@media print { .ws-hub-nav { display: none; } }