/* ================= PDF PAGE MANAGER ================= */
.ppm-actions {
  align-items: center;
}

.ppm-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 12px;
}

.ppm-card {
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: 14px;
  background: rgba(2, 6, 23, 0.55);
  padding: 10px;
  position: relative;
  user-select: none;
}

.ppm-card.dragging {
  opacity: 0.55;
  transform: scale(0.98);
}

.ppm-thumb {
  width: 100%;
  aspect-ratio: 3/4;
  background: rgba(15, 23, 42, 0.7);
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ppm-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform-origin: center center;
}

.ppm-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  gap: 8px;
}

.ppm-page-no {
  font-size: 0.85rem;
  color: #e5e7eb;
}

.ppm-badge {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  color: #9ca3af;
}

.ppm-tools {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.ppm-toolbtn {
  flex: 1;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.65);
  color: #e5e7eb;
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: transform 0.1s, opacity 0.2s;
}

.ppm-toolbtn:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

.ppm-delete {
  border-color: rgba(239, 68, 68, 0.35);
  color: #fecaca;
}

.ppm-drop-hint {
  position: absolute;
  inset: 10px;
  border: 2px dashed rgba(34, 197, 94, 0.45);
  border-radius: 14px;
  pointer-events: none;
  opacity: 0;
}

.ppm-card.over .ppm-drop-hint {
  opacity: 1;
}