/* Modern Editorial Library Aesthetic - Single Page Application */
:root {
  --bg-color: #f7f5f0;
  --card-bg: #ffffff;
  --text-main: #2b2b2b;
  --text-muted: #666666;
  --accent-color: #3b5998;
  --accent-hover: #2d4373;
  --gold-accent: #c5a059;
  --border-color: #e2ded8;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
  --shadow-md: 0 6px 16px rgba(0,0,0,0.08);
  --font-heading: 'Cinzel', serif;
  --font-body: 'Inter', sans-serif;
  --font-reader: 'Merriweather', serif;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

/* Header & Nav */
.site-header {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  padding: 20px 0;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 900;
}

.header-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

@media (min-width: 768px) {
  .header-container {
    flex-direction: row;
    justify-content: space-between;
  }
}

.site-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  letter-spacing: 0.5px;
}

.site-title a {
  color: var(--text-main);
  text-decoration: none;
}

.site-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.main-nav ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: 10px;
  justify-content: center;
}

.main-nav a {
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 4px;
  transition: all 0.2s ease;
  cursor: pointer;
}

.main-nav a:hover, .main-nav a.active {
  background-color: var(--bg-color);
  color: var(--accent-color);
}

/* Single Page Views Toggle */
.spa-page {
  display: none;
}

.spa-page.active {
  display: block;
}

/* Reading Progress Bar */
.progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: transparent;
  z-index: 1000;
}

.progress-bar {
  height: 100%;
  background: var(--gold-accent);
  width: 0%;
  transition: width 0.1s ease-out;
}

/* Main Content Layout */
.main-content {
  flex: 1;
  padding: 40px 20px;
}

.hero-section {
  text-align: center;
  margin-bottom: 40px;
}

.hero-section h2 {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  margin-bottom: 10px;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Series Cards Grid */
.series-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  justify-content: center;
}

.series-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 25px;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

.series-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.series-cover-placeholder {
  aspect-ratio: 2/3;
  width: 100%;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  text-align: center;
  color: #ffffff;
  margin-bottom: 20px;
  box-shadow: inset 0 0 10px rgba(0,0,0,0.15);
}

.cover-orig { background: linear-gradient(135deg, #2c3e50, #4a6572); }
.cover-rebirth { background: linear-gradient(135deg, #7b1fa2, #4a148c); }
.cover-english { background: linear-gradient(135deg, #1b5e20, #388e3c); }

.series-cover-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: bold;
}

.series-card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.series-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  flex: 1;
}

.series-meta-tag {
  margin-top: 15px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--accent-color);
}

/* Books Grid */
.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.book-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 18px;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

.book-card:hover:not(.disabled) {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.book-card.disabled {
  opacity: 0.65;
  cursor: not-allowed;
  background-color: #f0ede6;
}

.book-card-number {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gold-accent);
  text-transform: uppercase;
  margin-bottom: 5px;
}

.book-card-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.lost-media-badge {
  display: inline-block;
  background: #d32f2f;
  color: white;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: bold;
  margin-top: auto;
  align-self: flex-start;
}

.available-badge {
  display: inline-block;
  background: #388e3c;
  color: white;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: bold;
  margin-top: auto;
  align-self: flex-start;
}

/* Reader Card */
.reader-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 40px 30px;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  max-width: 800px;
  margin: 0 auto;
}

@media (min-width: 600px) {
  .reader-card {
    padding: 50px;
  }
}

.reader-meta {
  text-align: center;
  margin-bottom: 30px;
}

.reader-series-title {
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 1px;
  color: var(--text-muted);
}

.reader-book-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin: 10px 0 20px;
}

.divider {
  border: 0;
  height: 1px;
  background: var(--border-color);
  margin: 30px 0;
}

.reader-content {
  font-family: var(--font-reader);
  font-size: 1.1rem;
  line-height: 1.8;
  color: #333333;
}

.reader-content p {
  margin-bottom: 1.5em;
}

.reader-bottom-nav {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 5px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.btn-secondary {
  background: #e8e4dc;
  color: var(--text-main);
}

.btn-secondary:hover {
  background: #dcd6c8;
}

.btn-nav {
  background: var(--accent-color);
  color: #ffffff;
}

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

.btn-disabled {
  opacity: 0.4;
  pointer-events: none;
  background: #cccccc;
}

/* Rating Controls */
.reader-rating-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.star-rating {
  display: inline-flex;
  gap: 4px;
  cursor: pointer;
  color: #ccc;
  font-size: 1.3rem;
}

.star-rating .star.active {
  color: var(--gold-accent);
}

/* Quotes Archive */
.archive-controls {
  display: flex;
  gap: 15px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.search-input, .select-filter {
  padding: 10px 15px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 0.95rem;
  font-family: var(--font-body);
  background: #ffffff;
}

.search-input {
  flex: 1;
  min-width: 200px;
}

.quotes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.quote-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--gold-accent);
  border-radius: 6px;
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.quote-text {
  font-family: var(--font-reader);
  font-style: italic;
  font-size: 1.05rem;
  margin-bottom: 12px;
}

.quote-author {
  font-weight: bold;
  font-size: 0.9rem;
  text-align: right;
  color: var(--text-main);
}

.quote-source {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: right;
}

.empty-state {
  text-align: center;
  padding: 50px 20px;
  color: var(--text-muted);
  background: #ffffff;
  border: 1px dashed var(--border-color);
  border-radius: 8px;
  grid-column: 1 / -1;
}

/* Rated & Timeline & Characters */
.rated-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.rated-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.notice-banner {
  background: #eef4fc;
  border: 1px solid #b6d4fe;
  color: #084298;
  padding: 12px 18px;
  border-radius: 6px;
  font-size: 0.9rem;
  margin-bottom: 25px;
}

.timeline-wrapper {
  position: relative;
  padding-left: 20px;
  border-left: 2px solid var(--gold-accent);
  margin: 30px 0;
}

.timeline-entry {
  margin-bottom: 30px;
  position: relative;
}

.timeline-entry::before {
  content: '';
  position: absolute;
  left: -26px;
  top: 5px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gold-accent);
}

.timeline-date {
  font-weight: bold;
  color: var(--gold-accent);
  font-size: 0.85rem;
  text-transform: uppercase;
}

.characters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 25px;
}

.character-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  text-align: center;
}

.character-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--bg-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
  font-size: 1.8rem;
  border: 1px solid var(--border-color);
}

.secrets-box {
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 40px;
  border-radius: 8px;
  text-align: center;
}

.secret-seal-btn {
  background: var(--gold-accent);
  color: white;
  padding: 12px 24px;
  border: none;
  border-radius: 6px;
  font-weight: bold;
  cursor: pointer;
  margin-top: 20px;
  font-size: 1rem;
}

.secret-revealed-box {
  margin-top: 25px;
  padding: 20px;
  background: #fdf8ec;
  border: 1px solid var(--gold-accent);
  border-radius: 6px;
}

.hidden { display: none; }

.site-footer {
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  padding: 20px 0;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: auto;
}