.cache-management {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 1rem;
  background: var(--background-secondary);
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.cache-loading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 2rem;
  justify-content: center;
  color: var(--text-secondary);
}

.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top: 2px solid var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.cache-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem;
  text-align: center;
}

.error-icon {
  font-size: 2rem;
}

.error-message {
  color: var(--text-secondary);
}

.error-message strong {
  color: var(--error-color, #ff6b6b);
}

.cache-unavailable {
  padding: 2rem;
  text-align: center;
  color: var(--text-secondary);
}

.cache-overview {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cache-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem;
  background: var(--background-primary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

.stat-value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.device-type {
  text-transform: capitalize;
}

.device-model {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-left: 0.5rem;
}

.storage-bar {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.storage-bar-track {
  height: 8px;
  background: var(--background-primary);
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.storage-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-color), var(--accent-color-hover));
  transition: width 0.3s ease;
}

.storage-bar-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.cache-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.detail-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
}

.detail-title {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.detail-value {
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 600;
}

.strategy-badge {
  padding: 0.25rem 0.75rem;
  background: var(--accent-color);
  color: white;
  border-radius: 12px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.compression-note {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-left: 0.5rem;
}

.shards-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding: 0.75rem;
  background: var(--background-primary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.shard-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem;
  background: var(--background-secondary);
  border-radius: 6px;
  font-size: 0.85rem;
}

.shard-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.shard-name {
  font-weight: 600;
  color: var(--text-primary);
}

.shard-stats {
  color: var(--text-secondary);
  font-size: 0.75rem;
}

.more-shards {
  color: var(--text-secondary);
  font-style: italic;
  justify-content: center;
}

.cache-actions {
  display: flex;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: none;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn.refresh {
  background: var(--accent-color);
  color: white;
}

.btn.refresh:hover:not(:disabled) {
  background: var(--accent-color-hover);
}

.btn.clear-cache {
  background: var(--error-color, #ff6b6b);
  color: white;
}

.btn.clear-cache:hover:not(:disabled) {
  background: var(--error-color-hover, #ff5252);
}

.btn.retry {
  background: var(--accent-color);
  color: white;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

.btn.retry:hover:not(:disabled) {
  background: var(--accent-color-hover);
}

.empty-cache-message {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem;
  text-align: center;
  background: var(--background-primary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.empty-icon {
  font-size: 3rem;
  opacity: 0.5;
}

.empty-text strong {
  color: var(--text-primary);
  font-size: 1.1rem;
}

.empty-text p {
  color: var(--text-secondary);
  margin: 0.5rem 0 0 0;
  font-size: 0.9rem;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .cache-management {
    padding: 0.75rem;
    gap: 1rem;
  }

  .cache-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .stat-item {
    padding: 0.5rem;
  }

  .cache-actions {
    flex-direction: column;
  }

  .btn {
    padding: 0.75rem;
    font-size: 0.85rem;
  }

  .detail-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .shards-list {
    padding: 0.5rem;
  }

  .shard-item {
    padding: 0.375rem;
    font-size: 0.8rem;
  }
}

/* Dark mode adjustments */
@media (prefers-color-scheme: dark) {
  .cache-management {
    --background-primary: #1a1a1a;
    --background-secondary: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-color: #404040;
    --accent-color: #007aff;
    --accent-color-hover: #0056cc;
    --error-color: #ff6b6b;
    --error-color-hover: #ff5252;
  }
}

/* Light mode adjustments */
@media (prefers-color-scheme: light) {
  .cache-management {
    --background-primary: #ffffff;
    --background-secondary: #f8f9fa;
    --text-primary: #1a1a1a;
    --text-secondary: #6c757d;
    --border-color: #e9ecef;
    --accent-color: #007aff;
    --accent-color-hover: #0056cc;
    --error-color: #dc3545;
    --error-color-hover: #c82333;
  }
}