/* reader.css - Public Novel Reader Stylesheet */
:root {
  --font-reading: 'Merriweather', 'Lora', serif;
  --font-ui: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --transition: all 0.2s ease;
}

/* Themes */
body.theme-sepia {
  --bg-body: #f7f1e3;
  --bg-card: #eee6d3;
  --bg-header: #ece3cf;
  --text-main: #473a2b;
  --text-muted: #7d6e5d;
  --border-color: #dfd4bf;
  --accent-color: #8c5822;
  --accent-hover: #704417;
  --shadow: 0 4px 12px rgba(71, 58, 43, 0.08);
}

body.theme-light {
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --bg-header: #ffffff;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --accent-color: #2563eb;
  --accent-hover: #1d4ed8;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

body.theme-dark {
  --bg-body: #0d1117;
  --bg-card: #161b22;
  --bg-header: #161b22;
  --text-main: #e6edf3;
  --text-muted: #8b949e;
  --border-color: #30363d;
  --accent-color: #58a6ff;
  --accent-hover: #79c0ff;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Font sizes */
body.size-sm .reading-content { font-size: 1.05rem; }
body.size-md .reading-content { font-size: 1.25rem; }
body.size-lg .reading-content { font-size: 1.45rem; }
body.size-xl .reading-content { font-size: 1.65rem; }

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-body);
  color: var(--text-main);
  font-family: var(--font-ui);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Header */
.reader-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-header);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow);
}

.header-left, .header-center, .header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-brand-btn {
  background: none;
  border: none;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
}

.header-divider {
  color: var(--border-color);
}

.current-novel-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--accent-color);
  max-width: 250px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-icon {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
  transition: var(--transition);
}

.btn-icon:hover {
  border-color: var(--accent-color);
  color: var(--accent-color);
}

.btn-chapter-selector {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
}

.btn-chapter-selector:hover {
  border-color: var(--accent-color);
}

.theme-selector {
  display: flex;
  gap: 4px;
  background-color: var(--bg-card);
  padding: 3px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.theme-btn {
  background: none;
  border: none;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.95rem;
}

.theme-btn.active {
  background-color: var(--accent-color);
  color: #fff;
}

.font-controls {
  display: flex;
  gap: 4px;
}

.btn-text {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
}

.btn-author-login {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background-color: var(--accent-color);
  color: #ffffff !important;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.btn-author-login:hover {
  background-color: var(--accent-hover);
}

/* Main */
.reader-main {
  flex: 1;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 30px 20px;
}

.view-section {
  display: none;
}

.view-section.active {
  display: block;
}

/* Catalog View */
.catalog-hero {
  text-align: center;
  margin-bottom: 36px;
}

.catalog-hero h1 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--accent-color);
}

.catalog-hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.novel-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}

.novel-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border-color: var(--accent-color);
}

.novel-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.novel-card-meta {
  display: flex;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.novel-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.novel-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 12px;
}

.btn-card-read {
  padding: 6px 14px;
  background-color: var(--accent-color);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}

/* Novel Overview */
.novel-banner {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 30px;
  box-shadow: var(--shadow);
}

.btn-back {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  margin-bottom: 16px;
  display: inline-block;
}

.btn-back:hover {
  color: var(--accent-color);
}

.overview-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}

.novel-meta-tags {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
}

.meta-tag {
  background-color: rgba(0, 0, 0, 0.05);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.novel-premise-box {
  background-color: rgba(0, 0, 0, 0.02);
  border-left: 3px solid var(--accent-color);
  padding: 14px 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 24px;
}

.novel-premise-box h3 {
  font-size: 0.95rem;
  margin-bottom: 6px;
  color: var(--text-main);
}

.novel-premise-box p {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-muted);
}

.overview-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-primary-read, .btn-secondary-read {
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
}

.btn-primary-read {
  background-color: var(--accent-color);
  color: #fff;
}

.btn-secondary-read {
  background-color: var(--bg-body);
  border: 1px solid var(--accent-color);
  color: var(--accent-color);
}

.chapters-table-container h3 {
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.chapters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
}

.chapter-tile {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.chapter-tile:hover {
  border-color: var(--accent-color);
  transform: translateY(-2px);
}

.chapter-tile-num {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

.chapter-tile-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Reading View */
.reading-container {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px 48px;
  box-shadow: var(--shadow);
}

.reading-header {
  text-align: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 24px;
  margin-bottom: 32px;
}

.reading-novel-subtitle {
  font-size: 1.05rem;
  color: var(--accent-color);
  margin-bottom: 8px;
  font-weight: 600;
}

.reading-chapter-title {
  font-size: 1.8rem;
  font-weight: 700;
  font-family: var(--font-reading);
}

.reading-content {
  font-family: var(--font-reading);
  line-height: 1.95;
  letter-spacing: 0.01em;
  color: var(--text-main);
}

.reading-content p {
  text-indent: 1.8em;
  margin-bottom: 1.4em;
  text-align: justify;
}

.reading-bottom-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 28px;
  margin-top: 40px;
}

.btn-nav-chapter {
  background-color: var(--bg-body);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}

.btn-nav-chapter:hover:not(:disabled) {
  border-color: var(--accent-color);
  color: var(--accent-color);
}

.btn-nav-chapter:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Chapter Drawer */
.chapter-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 320px;
  background-color: var(--bg-card);
  border-right: 1px solid var(--border-color);
  z-index: 200;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
}

.chapter-drawer.open {
  transform: translateX(0);
}

.drawer-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.drawer-header h3 {
  font-size: 1.1rem;
}

.btn-close {
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
}

.drawer-list {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.drawer-item {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.88rem;
  display: flex;
  justify-content: space-between;
  transition: var(--transition);
}

.drawer-item:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.drawer-item.active {
  background-color: var(--accent-color);
  color: #fff;
  font-weight: 600;
}

.drawer-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 199;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.drawer-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

/* Footer */
.reader-footer {
  text-align: center;
  padding: 24px;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
  margin-top: auto;
}

/* Responsive */
@media (max-width: 768px) {
  .reading-container {
    padding: 24px 18px;
  }
  .current-novel-title, .header-divider {
    display: none !important;
  }
  .reader-header {
    padding: 8px 12px;
  }
  .btn-author-login span {
    display: none;
  }
}