/* ============================================================
   WARHAMMER BOOK TRACKER - Timeline View ("All" category)
   Era bands -> sections -> series blocks -> book rows.
   Also styles the era separators in the "All" card view.
   ============================================================ */

#timeline-view {
  overflow-y: auto;
  padding: 20px 24px 60px;
  height: 100%;
}

.timeline {
  max-width: 1150px;
  margin: 0 auto;
}

/* ── Era band ─────────────────────────────────────────────── */

.timeline-era {
  margin-bottom: 42px;
}

.era-band {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 16px 20px;
  background: linear-gradient(180deg, #1A1510 0%, var(--bg-secondary) 100%);
  border: 1px solid var(--gold-dim);
  border-radius: var(--card-radius, 6px);
  box-shadow: 0 0 14px rgba(201, 168, 76, 0.08);
}

.era-numeral {
  flex: 0 0 auto;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--gold-primary);
  border-radius: 50%;
  font-family: 'Cinzel Decorative', 'Cinzel', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold-primary);
  background: var(--bg-primary);
  text-shadow: 0 0 8px var(--gold-glow);
}

.era-heading {
  flex: 1 1 auto;
  min-width: 0;
}

.era-heading h2 {
  font-family: 'Cinzel', serif;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold-primary);
  margin: 0 0 4px;
}

.era-time {
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-left: 8px;
}

.era-blurb {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-style: italic;
}

.era-progress {
  flex: 0 0 auto;
  font-family: 'Cinzel', serif;
  font-size: 1.3rem;
  color: var(--gold-primary);
  text-align: right;
}

.era-progress span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.era-note {
  margin: 12px 0 0 26px;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--gold-secondary);
}

/* ── Sections (series groups) ─────────────────────────────── */

.era-sections {
  margin: 16px 0 0 26px;
  padding-left: 24px;
  border-left: 2px solid var(--gold-dim);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.era-sections-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  align-items: start;
  gap: 18px;
}

.tl-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius, 6px);
  padding: 14px 16px;
}

/* Side reading (e.g. Primarchs alongside the main Heresy series) */
.tl-section-aside {
  margin-left: 22px;
  border-style: dashed;
  background: rgba(22, 22, 22, 0.6);
}

.tl-section-header {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.tl-section-header h3 {
  font-family: 'Cinzel', serif;
  font-size: 1.02rem;
  color: var(--text-primary);
  margin: 0;
}

.tl-count {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.start-here {
  order: 2;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bg-primary);
  background: var(--gold-primary);
  padding: 3px 8px;
  border-radius: 3px;
  box-shadow: 0 0 8px var(--gold-glow);
  white-space: nowrap;
}

.tl-section-header .tl-count { order: 3; }

.tl-section-note {
  margin-top: 6px;
  font-size: 0.82rem;
  font-style: italic;
  color: var(--gold-secondary);
}

.tl-section-blurb {
  margin-top: 6px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ── Series blocks ────────────────────────────────────────── */

.tl-blocks {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tl-block-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.tl-block-bar {
  width: 4px;
  height: 16px;
  border-radius: 2px;
  flex: 0 0 auto;
}

.tl-block-header h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

/* ── Book rows ────────────────────────────────────────────── */

.tl-rows {
  display: flex;
  flex-direction: column;
}

.tl-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 8px;
  border-left: 3px solid var(--row-arc, #555);
  border-bottom: 1px solid rgba(42, 37, 32, 0.5);
  cursor: pointer;
  transition: background 0.15s ease;
}

.tl-row:hover {
  background: var(--bg-card-hover);
}

.tl-row.is-entry {
  background: rgba(201, 168, 76, 0.07);
}

.tl-collapsed {
  display: none;
}

.tl-pos {
  flex: 0 0 44px;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.tl-status-dot {
  flex: 0 0 10px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid var(--text-muted);
  background: transparent;
}

.tl-status-dot.reading {
  border-color: #F9A825;
  background: rgba(249, 168, 37, 0.55);
  box-shadow: 0 0 5px rgba(249, 168, 37, 0.5);
}

.tl-status-dot.read {
  border-color: var(--gold-primary);
  background: var(--gold-primary);
  box-shadow: 0 0 5px var(--gold-glow);
}

.tl-book {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: 8px;
  overflow: hidden;
}

.tl-title {
  font-size: 0.9rem;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tl-row.status-read .tl-title {
  color: var(--text-secondary);
}

.tl-row.is-skippable .tl-title {
  opacity: 0.75;
}

.tl-author {
  font-size: 0.76rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.tl-entry-flag {
  color: var(--gold-primary);
  font-size: 0.7rem;
}

.tl-row-right {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.tl-row .importance-chip {
  margin: 0;
  white-space: nowrap;
}

.tl-book .card-type-badge {
  margin-bottom: 0;
  flex: 0 0 auto;
}

.tl-expander {
  margin-top: 6px;
  width: 100%;
  padding: 6px;
  background: var(--bg-tertiary);
  color: var(--gold-secondary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.tl-expander:hover {
  border-color: var(--gold-dim);
  color: var(--gold-primary);
}

/* ── Era separators in the "All" card view ────────────────── */

.era-separator {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 34px 0 18px;
  color: var(--gold-primary);
  font-family: 'Cinzel', serif;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.era-separator::before,
.era-separator::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-dim), transparent);
}

/* ── Responsive ───────────────────────────────────────────── */

@media (max-width: 900px) {
  .era-sections {
    margin-left: 10px;
    padding-left: 14px;
  }

  .era-sections-grid {
    grid-template-columns: 1fr;
  }

  .tl-section-aside {
    margin-left: 10px;
  }
}

@media (max-width: 600px) {
  #timeline-view {
    padding: 12px 10px 40px;
  }

  .era-band {
    flex-wrap: wrap;
    gap: 10px;
  }

  .era-progress {
    width: 100%;
    text-align: left;
  }

  .tl-author {
    display: none;
  }

  .tl-row .card-stars,
  .tl-row .card-avg-stars {
    display: none;
  }

  .tl-pos {
    flex-basis: 34px;
  }
}