/* Staff preview toolbar (app/infrastructure/preview.js, env.js#PREVIEW_MODE).
   A fixed bar pinned to the bottom of the viewport so it never overlaps the
   header or phase nav. Only present at ?preview; the views above it are the real
   student UI. */

.preview-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 900;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.9rem;
  padding: 0.5rem 0.9rem;
  background: var(--ink, #1a1a1a);
  color: #fff;
  box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.18);
  font-size: 0.8rem;
}

/* Keep the last bit of page content clear of the bar. */
body.has-preview-bar { padding-bottom: 4.5rem; }

.preview-pill {
  font-weight: 700;
  letter-spacing: 0.06em;
  font-size: 0.66rem;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: var(--accent, #e0a83a);
  color: var(--ink, #1a1a1a);
}

.preview-group {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.preview-group-label {
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.64rem;
  margin-right: 0.1rem;
}

.preview-btn {
  font-family: inherit;
  font-size: 0.76rem;
  line-height: 1;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 5px;
  padding: 0.32rem 0.55rem;
  cursor: pointer;
  white-space: nowrap;
}
.preview-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.35);
}
.preview-btn:active { transform: translateY(1px); }