/* ============================================
   Aether Studio — Component: Card
   Art frames, batch cards
   ============================================ */

.art-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  transition: all 0.3s ease;
  background: var(--panel-bg);
  cursor: pointer;
  border: 2px solid transparent;
}

.art-frame:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
  z-index: var(--z-card-hover);
}

/* === Batch Card === */
.batch-card {
  cursor: pointer;
  position: relative;
  transition: all 0.5s ease;
}

.batch-card:hover {
  transform: scale(1.02);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
  border-color: rgba(255, 255, 255, 0.2);
}

.batch-card.is-selected {
  border-color: var(--accent);
  background: rgba(var(--accent), 0.1);
}

.batch-card.is-hidden {
  opacity: 0.65;
}

/* === Realm Badge === */
.realm-badge {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 900;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.realm-badge--day {
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
}

.realm-badge--star {
  background: rgba(139, 92, 246, 0.2);
  color: #a78bfa;
}

/* === Status Badges === */
.badge {
  font-size: var(--text-xs);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
}

.badge--hidden {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
}

.badge--public {
  background: rgba(124, 58, 237, 0.2);
  color: #a78bfa;
}

/* === Selection Indicator === */
.selection-indicator {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast) ease;
  flex-shrink: 0;
}

.selection-indicator.is-selected {
  background: var(--accent);
  border-color: var(--accent);
}

/* === Spirit States === */
.spirit-deleting {
  filter: grayscale(1) blur(40px) brightness(0.7) !important;
  opacity: 0.5 !important;
  pointer-events: none !important;
  transition: all 8s var(--ease-smooth) !important;
}

.spirit-hidden {
  display: block !important;
  opacity: 0.75 !important;
  filter: grayscale(0.5) blur(2px) !important;
}

.hidden-collapsed {
  display: none !important;
}

/* === Filter Button Active === */
.filter-btn-active {
  box-shadow: 0 0 0 2px var(--accent) inset !important;
}

/* === Chip System === */
.chip-group {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(0, 0, 0, 0.1);
  padding: 4px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.chip {
  padding: 6px 12px;
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  opacity: 0.5;
}

.chip:hover {
  opacity: 1;
}

.chip.is-active {
  background: var(--accent);
  color: white;
  opacity: 1;
  box-shadow: var(--shadow-sm);
}