/* Scholar Library - Details Panel Styles */

/* Details Panel Container */
.library-paper-details {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow-y: auto;
  background-color: var(--workspace-bg-primary);
}

/* Header: title + close button */
.library-details-header {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 12px 14px 8px;
  border-bottom: 1px solid var(--workspace-border-default);
  flex-shrink: 0;
}

.library-details-title {
  flex: 1;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  margin: 0;
}

.library-details-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px 6px;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.library-details-close:hover {
  color: var(--text-primary);
}

/* Scrollable content area */
.library-details-content {
  flex: 1;
  overflow-y: auto;
  padding: 10px 14px;
  min-height: 0;
}

/* Section blocks */
.library-details-section {
  margin-bottom: 12px;
}

.library-details-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.library-details-value {
  font-size: 0.85rem;
  color: var(--text-primary);
  line-height: 1.5;
}

.library-details-link {
  color: var(--workspace-icon-primary);
  text-decoration: none;
  font-size: 0.82rem;
  word-break: break-all;
}

.library-details-link:hover {
  text-decoration: underline;
}

.library-details-link i {
  font-size: 0.7rem;
  margin-left: 3px;
}

/* Abstract — no max-height, let panel scroll handle overflow */
.library-details-abstract {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: 8px 10px;
  background-color: var(--workspace-bg-secondary);
  border: 1px solid var(--workspace-border-default);
}

/* Reading Status — horizontal radio buttons */
.library-details-status-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.library-status-option {
  cursor: pointer;
  margin: 0;
}

.library-status-option input[type="radio"] {
  display: none;
}

.library-status-label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--workspace-bg-secondary);
  border: 1px solid var(--workspace-border-default);
  cursor: pointer;
  transition: all 0.15s;
}

.library-status-label:hover {
  border-color: var(--text-muted);
}

.library-status-option input[type="radio"]:checked + .library-status-label {
  background: var(--workspace-icon-primary);
  border-color: var(--workspace-icon-primary);
  color: #fff;
}

/* Importance Rating — stars */
.library-details-rating {
  display: flex;
  align-items: center;
  gap: 4px;
}

.library-rating-star {
  font-size: 0.9rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.1s;
}

.library-rating-star:hover,
.library-rating-star.active {
  color: #f0b429;
}

.library-rating-star.filled {
  color: #f0b429;
}

.library-rating-text {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-left: 4px;
}

/* Tags */
.library-details-tags-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.library-details-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.library-details-tags-input-wrapper {
  display: flex;
  gap: 4px;
}

.library-details-tags-input {
  flex: 1;
  background: var(--workspace-bg-secondary);
  border: 1px solid var(--workspace-border-default);
  color: var(--text-primary);
  padding: 4px 8px;
  font-size: 0.8rem;
}

.library-details-tags-input:focus {
  outline: none;
  border-color: var(--workspace-icon-primary);
}

.library-details-tags-add {
  background: var(--workspace-bg-secondary);
  border: 1px solid var(--workspace-border-default);
  color: var(--text-muted);
  padding: 4px 8px;
  cursor: pointer;
  font-size: 0.75rem;
}

.library-details-tags-add:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}

/* Notes textarea */
.library-details-notes {
  width: 100%;
  min-height: 80px;
  background: var(--workspace-bg-secondary);
  border: 1px solid var(--workspace-border-default);
  color: var(--text-primary);
  padding: 8px 10px;
  font-size: 0.82rem;
  font-family: inherit;
  resize: vertical;
}

.library-details-notes:focus {
  outline: none;
  border-color: var(--workspace-icon-primary);
}

/* Actions: Save + View in Search */
.library-details-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  padding-top: 10px;
  border-top: 1px solid var(--workspace-border-default);
}

.library-details-save-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  background: var(--workspace-icon-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  transition: opacity 0.15s;
}

.library-details-save-btn:hover {
  opacity: 0.85;
}

.library-details-save-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.library-details-view-search {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-decoration: none;
}

.library-details-view-search:hover {
  color: var(--text-primary);
}

/* Danger Zone */
.library-details-danger-zone {
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--workspace-border-default);
}

.library-details-remove-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  font-size: 0.78rem;
  background: rgba(245, 101, 101, 0.1);
  color: #f56565;
  border: 1px solid rgba(245, 101, 101, 0.3);
  cursor: pointer;
  transition: all 0.15s;
}

.library-details-remove-btn:hover {
  background: rgba(245, 101, 101, 0.2);
  border-color: #f56565;
}

/* Tag badge */
.library-tag {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 6px;
  font-size: 0.7rem;
  background: var(--workspace-bg-tertiary);
  border: 1px solid var(--workspace-border-default);
  color: var(--text-secondary);
}

.library-tag-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 0;
  cursor: pointer;
  font-size: 0.65rem;
  line-height: 1;
}

.library-tag-remove:hover {
  color: #f56565;
}

/* Details Empty State */
.library-details-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-muted);
  text-align: center;
  height: 100%;
}

.library-details-empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.library-details-empty-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.library-details-empty-description {
  font-size: 0.9rem;
}

/* Scrollbar Styling */
.library-paper-details::-webkit-scrollbar,
.library-details-content::-webkit-scrollbar {
  width: 6px;
}

.library-paper-details::-webkit-scrollbar-track,
.library-details-content::-webkit-scrollbar-track {
  background: var(--workspace-bg-secondary);
}

.library-paper-details::-webkit-scrollbar-thumb,
.library-details-content::-webkit-scrollbar-thumb {
  background: var(--workspace-border-default);
}

.library-paper-details::-webkit-scrollbar-thumb:hover,
.library-details-content::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}