/* ---------------- Ad-format specimen sections ---------------- */
.specimen-block__label { margin-bottom: 0.25rem; }
.specimen-block__caption { color: var(--text-dim); font-size: 0.9rem; }

.specimen {
  position: relative;
  background: var(--bg-card);
  border: 1px dashed var(--border);
  border-radius: 0.75rem;
  padding: 1.75rem 1rem 1rem;
  margin: 1rem 0 1.5rem;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.specimen__tag {
  position: absolute;
  top: 0.4rem;
  left: 0.6rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.specimen--banner { min-height: 90px; }
.specimen--native { min-height: 120px; }
.specimen--square { min-height: 250px; max-width: 336px; margin-left: auto; margin-right: auto; }
.specimen--wall { min-height: 280px; }

.specimen__placeholder {
  color: var(--text-dim);
  font-size: 0.85rem;
  font-style: italic;
  text-align: center;
  margin: 0;
}
.specimen__placeholder--corner { font-size: 0.75rem; max-width: 220px; }

/* ---------------- Corner specimen (anchor-style placeholder) ---------------- */
.corner-specimen {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  z-index: 20;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.6rem;
  padding: 1.5rem 0.75rem 0.75rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}
.corner-specimen__close {
  position: absolute;
  top: 0.2rem;
  right: 0.4rem;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.2rem 0.4rem;
}
.corner-specimen__close:hover { color: var(--text); }
.corner-specimen[hidden] { display: none; }

@media (max-width: 480px) {
  .corner-specimen { left: 1rem; right: 1rem; }
}