/* Zine Library Module Styles */
.zl-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

/* Header / Toolbar */
.zl-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.zl-back-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 18px;
  padding: 2px 6px;
  border-radius: 4px;
  line-height: 1;
}

.zl-back-btn:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.zl-header-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.zl-search {
  padding: 4px 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: 4px;
  font-size: var(--font-size-sm);
  width: 180px;
}

.zl-search:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.zl-tag-filter {
  padding: 4px 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: 4px;
  font-size: var(--font-size-sm);
  cursor: pointer;
}

/* Library Grid */
.zl-library {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-md);
}

.zl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--spacing-md);
}

.zl-card {
  cursor: pointer;
  border-radius: 6px;
  overflow: hidden;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.zl-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-color);
}

.zl-card-cover {
  aspect-ratio: 2 / 3;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.zl-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.zl-card-cover .zl-placeholder {
  font-size: 36px;
  color: var(--text-muted);
}

.zl-card-info {
  padding: var(--spacing-sm);
}

.zl-card-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.zl-card-author {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.zl-empty {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--text-muted);
}

.zl-empty svg {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-sm);
  opacity: 0.3;
}

/* Detail View */
.zl-detail {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg);
}

.zl-detail-layout {
  display: flex;
  gap: var(--spacing-lg);
  max-width: 700px;
}

.zl-detail-cover {
  width: 200px;
  flex-shrink: 0;
  aspect-ratio: 2 / 3;
  background: var(--bg-tertiary);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.zl-detail-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.zl-detail-cover .zl-placeholder {
  font-size: 48px;
  color: var(--text-muted);
}

.zl-detail-meta {
  flex: 1;
  min-width: 0;
}

.zl-detail-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.zl-detail-author {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.zl-detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: var(--spacing-md);
}

.zl-tag {
  padding: 2px 8px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  font-size: 11px;
  color: var(--text-secondary);
}

.zl-detail-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
}

.zl-detail-info {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
}

.zl-read-btn {
  padding: 8px 20px;
  background: var(--accent-primary);
  color: white;
  border: none;
  border-radius: 4px;
  font-size: var(--font-size-base);
  cursor: pointer;
  font-weight: 600;
  transition: background var(--transition-fast);
}

.zl-read-btn:hover {
  background: var(--accent-hover);
}

/* Reader View */
.zl-reader {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.zl-reader-toolbar {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.zl-page-counter {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  flex: 1;
  text-align: center;
}

.zl-toc-btn {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: var(--font-size-sm);
}

.zl-toc-btn:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.zl-reader-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg);
  position: relative;
}

.zl-page {
  max-width: 640px;
  margin: 0 auto;
  animation: zl-fadein 200ms ease;
}

@keyframes zl-fadein {
  from { opacity: 0; transform: translateX(12px); }
  to { opacity: 1; transform: translateX(0); }
}

.zl-page-image {
  max-width: 100%;
  border-radius: 6px;
  margin-bottom: var(--spacing-md);
}

.zl-page-text {
  font-size: var(--font-size-base);
  color: var(--text-primary);
  line-height: 1.7;
}

.zl-page-text h1, .zl-page-text h2, .zl-page-text h3 {
  margin: 0.8em 0 0.4em;
  color: var(--text-primary);
}

.zl-page-text p { margin-bottom: 0.8em; }
.zl-page-text blockquote {
  border-left: 3px solid var(--accent-primary);
  padding-left: var(--spacing-md);
  color: var(--text-secondary);
  margin: 0.8em 0;
}
.zl-page-text code {
  background: var(--bg-tertiary);
  padding: 1px 5px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.9em;
}
.zl-page-text pre {
  background: var(--bg-tertiary);
  padding: var(--spacing-sm);
  border-radius: 4px;
  overflow-x: auto;
  margin: 0.8em 0;
}
.zl-page-text pre code {
  background: none;
  padding: 0;
}
.zl-page-text img {
  max-width: 100%;
  border-radius: 4px;
}

/* Reader Navigation */
.zl-reader-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
}

.zl-nav-btn {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px 14px;
  border-radius: 4px;
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.zl-nav-btn:hover:not(:disabled) {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.zl-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.zl-page-dots {
  display: flex;
  gap: 4px;
  align-items: center;
}

.zl-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--border-color);
  transition: background var(--transition-fast);
}

.zl-dot.active {
  background: var(--accent-primary);
  width: 8px;
  height: 8px;
}

/* TOC Overlay */
.zl-toc {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 220px;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border-color);
  padding: var(--spacing-md);
  overflow-y: auto;
  z-index: 10;
  box-shadow: -4px 0 12px var(--shadow-color);
}

.zl-toc-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.zl-toc-item {
  display: block;
  padding: 6px 8px;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  border-radius: 4px;
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.zl-toc-item:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.zl-toc-item.active {
  color: var(--accent-primary);
  background: var(--bg-tertiary);
}

/* Loading */
.zl-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}