/* ============================================
   Lore timeline page
   ============================================ */

/* ---------- Hero ---------- */
.lore-hero {
  padding-block: var(--space-16) var(--space-10);
  background:
    radial-gradient(circle at 20% 30%, rgba(123, 79, 232, 0.3), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(245, 201, 75, 0.1), transparent 50%),
    var(--color-bg-dark);
  position: relative;
  overflow: hidden;
}

.lore-hero-inner {
  max-width: 780px;
  position: relative;
  z-index: 2;
}

.lore-hero h1 {
  margin-block: var(--space-4) var(--space-5);
  background: linear-gradient(120deg, #fff 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lore-hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-dark-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
}

.lore-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.lore-hero-meta {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  color: var(--color-text-dark-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-left: auto;
}

.lore-hero-meta strong {
  color: var(--color-accent);
  font-weight: 700;
}

/* Decorative diagonal bar (like the design mock) */
.lore-hero-accent {
  position: absolute;
  top: 0;
  right: 10%;
  width: 3px;
  height: 120px;
  background: var(--color-accent);
  transform: skewX(-20deg);
}

/* ---------- Filters ---------- */
.lore-filters {
  padding-block: var(--space-6);
  background: var(--color-bg-dark-2);
  border-block: 1px solid var(--color-border-dark);
  position: sticky;
  top: 72px;
  z-index: 50;
  backdrop-filter: blur(12px);
}

.lore-filters-inner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.lore-filters-label {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-text-dark-muted);
  margin-right: var(--space-2);
}

.lore-filter {
  padding: var(--space-2) var(--space-4);
  background: transparent;
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-dark-muted);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.lore-filter:hover {
  border-color: var(--color-primary);
  color: var(--color-text-dark);
}

.lore-filter.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.lore-filter.active.current {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-bg-dark);
}

/* ---------- Main timeline container ---------- */
.lore-timeline {
  padding-block: var(--space-12) var(--space-20);
  position: relative;
  overflow: hidden;
}

/* Background decoration */
.lore-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 600px;
  height: 600px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(123, 79, 232, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

/* ---------- Horizontal axis rail ---------- */
.timeline-rail {
  position: relative;
  margin-bottom: var(--space-12);
  padding-inline: var(--space-6);
  overflow-x: auto;
  overflow-y: visible;
  scrollbar-width: thin;
  scrollbar-color: var(--color-primary) transparent;
}

.timeline-rail::-webkit-scrollbar { height: 6px; }
.timeline-rail::-webkit-scrollbar-track { background: transparent; }
.timeline-rail::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: 3px; }

.timeline-rail-inner {
  position: relative;
  min-width: 1400px;
  padding-block: var(--space-12) var(--space-8);
}

.timeline-axis {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--color-primary) 10%,
    var(--color-primary) 85%,
    var(--color-accent) 92%,
    var(--color-border-dark) 100%
  );
  transform: translateY(-50%);
}

.timeline-nodes {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  height: 60px;
}

.timeline-node {
  position: relative;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  background: var(--color-bg-dark);
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  cursor: pointer;
  transition: all var(--transition-base);
  z-index: 2;
}

.timeline-node:hover {
  transform: scale(1.4);
  box-shadow: 0 0 20px var(--color-primary-glow);
}

.timeline-node.active {
  background: var(--color-primary);
  transform: scale(1.3);
  box-shadow: 0 0 20px var(--color-primary-glow);
}

.timeline-node.current {
  background: var(--color-accent);
  border-color: var(--color-accent);
  width: 22px;
  height: 22px;
  box-shadow: 0 0 24px rgba(245, 201, 75, 0.6);
  animation: pulse-gold 2s ease-in-out infinite;
}

.timeline-node.current::before {
  content: '';
  position: absolute;
  inset: -8px;
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  opacity: 0.4;
  animation: ping-gold 2s ease-in-out infinite;
}

@keyframes pulse-gold {
  0%, 100% { box-shadow: 0 0 24px rgba(245, 201, 75, 0.6); }
  50% { box-shadow: 0 0 40px rgba(245, 201, 75, 0.9); }
}

@keyframes ping-gold {
  0% { transform: scale(1); opacity: 0.4; }
  100% { transform: scale(2); opacity: 0; }
}

.timeline-node.upcoming {
  background: transparent;
  border-color: var(--color-border-dark);
  border-style: dashed;
}

.timeline-node.hidden { display: none; }

.timeline-node-label {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  white-space: nowrap;
  pointer-events: none;
  color: var(--color-text-dark-muted);
  transition: color var(--transition-fast);
}

.timeline-node:nth-child(odd) .timeline-node-label {
  top: -32px;
}

.timeline-node:nth-child(even) .timeline-node-label {
  bottom: -32px;
}

.timeline-node:hover .timeline-node-label,
.timeline-node.active .timeline-node-label,
.timeline-node.current .timeline-node-label {
  color: var(--color-text-dark);
}

.timeline-node.current .timeline-node-label {
  color: var(--color-accent);
  font-weight: 700;
}

/* "You are here" floating marker */
.you-are-here-marker {
  position: absolute;
  bottom: calc(100% - 12px);
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  padding: var(--space-1) var(--space-3);
  background: var(--color-bg-dark);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
}

.you-are-here-marker::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--color-accent);
}

/* ---------- Chapter cards grid ---------- */
.chapters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
}

.chapter-card {
  background: var(--color-surface-dark);
  border: 1px solid var(--color-border-dark);
  clip-path: var(--clip-card);
  padding: var(--space-6);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-height: 280px;
}

.chapter-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--chapter-color, var(--color-primary));
}

.chapter-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, var(--chapter-color, var(--color-primary)) 0%, transparent 70%);
  opacity: 0.15;
  pointer-events: none;
}

.chapter-card:hover {
  transform: translateY(-6px);
  border-color: var(--chapter-color, var(--color-primary));
  box-shadow: 0 16px 32px rgba(0,0,0,0.5);
}

.chapter-card.current {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(245, 201, 75, 0.2), 0 12px 32px rgba(245, 201, 75, 0.15);
}

.chapter-card.current::before {
  background: var(--color-accent);
  height: 5px;
}

.chapter-card.upcoming {
  opacity: 0.75;
  border-style: dashed;
}

.chapter-card.hidden {
  display: none;
}

.chapter-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
}

.chapter-card-order {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-dark-muted);
  letter-spacing: 0.1em;
}

.chapter-card-icon {
  width: 36px;
  height: 36px;
  color: var(--chapter-color, var(--color-primary));
  flex-shrink: 0;
}

.chapter-card-icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.chapter-card-date {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  color: var(--color-text-dark-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: auto;
}

.chapter-card-date strong {
  color: var(--chapter-color, var(--color-primary));
  font-weight: 600;
}

.chapter-card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-dark);
}

.chapter-card-expansion {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  color: var(--chapter-color, var(--color-primary));
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.chapter-card-tagline {
  font-size: var(--text-sm);
  color: var(--color-text-dark-muted);
  font-style: italic;
  line-height: var(--leading-relaxed);
}

.chapter-card-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border-radius: var(--radius-sm);
  align-self: flex-start;
}

.chapter-card-badge.current {
  background: var(--color-accent);
  color: var(--color-bg-dark);
}

.chapter-card-badge.upcoming {
  background: transparent;
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-dark-muted);
}

/* Pulse dot for current */
.chapter-card-badge.current::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-bg-dark);
  border-radius: 50%;
  animation: pulse-dot 1.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ---------- Detail modal ---------- */
.lore-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 6, 18, 0.85);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--space-6);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.lore-modal-backdrop.visible {
  display: flex;
  opacity: 1;
}

.lore-modal {
  background: var(--color-surface-dark);
  border: 1px solid var(--color-border-dark);
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  overflow-y: auto;
  clip-path: var(--clip-card);
  position: relative;
  transform: scale(0.95) translateY(20px);
  transition: transform var(--transition-base);
}

.lore-modal-backdrop.visible .lore-modal {
  transform: scale(1) translateY(0);
}

.lore-modal::-webkit-scrollbar { width: 8px; }
.lore-modal::-webkit-scrollbar-track { background: var(--color-bg-dark); }
.lore-modal::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: 4px; }

.lore-modal-header {
  position: relative;
  padding: var(--space-10) var(--space-8) var(--space-8);
  background:
    radial-gradient(circle at 80% 30%, var(--chapter-color, var(--color-primary)) 0%, transparent 50%),
    linear-gradient(135deg, var(--color-bg-dark-2), var(--color-bg-dark));
  border-bottom: 1px solid var(--color-border-dark);
}

.lore-modal-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--chapter-color, var(--color-primary));
}

.lore-modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: transparent;
  color: var(--color-text-dark-muted);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.lore-modal-close:hover {
  background: var(--color-bg-dark);
  color: var(--color-text-dark);
}

.lore-modal-close svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 2; }

.lore-modal-order {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-dark-muted);
  letter-spacing: 0.15em;
  margin-bottom: var(--space-2);
}

.lore-modal-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.05;
  color: white;
  margin-bottom: var(--space-3);
}

.lore-modal-expansion {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--chapter-color, var(--color-primary));
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: var(--space-2);
}

.lore-modal-tagline {
  font-size: var(--text-lg);
  color: var(--color-text-dark-muted);
  font-style: italic;
}

.lore-modal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-dark);
}

.lore-modal-meta-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.lore-modal-meta-label {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  color: var(--color-text-dark-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.lore-modal-meta-value {
  font-family: var(--font-display);
  font-size: var(--text-base);
  color: var(--color-text-dark);
  font-weight: 600;
}

.lore-modal-body {
  padding: var(--space-8);
  display: grid;
  gap: var(--space-8);
}

.lore-modal-section-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--chapter-color, var(--color-primary));
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.lore-modal-section-title::before {
  content: '';
  width: 20px;
  height: 2px;
  background: currentColor;
}

.lore-modal-summary {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text-dark);
}

.lore-modal-events {
  list-style: none;
  display: grid;
  gap: var(--space-3);
}

.lore-modal-events li {
  position: relative;
  padding-left: var(--space-6);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text-dark-muted);
}

.lore-modal-events li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--chapter-color, var(--color-primary));
  transform: rotate(45deg);
}

.lore-modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.lore-modal-tag {
  padding: var(--space-1) var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: transparent;
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-dark-muted);
  border-radius: var(--radius-sm);
}

.lore-modal-tag.antagonist {
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.lore-modal-tag.location {
  border-color: var(--color-info);
  color: var(--color-info);
}

/* Modal footer with prev/next nav */
.lore-modal-nav {
  display: flex;
  justify-content: space-between;
  padding: var(--space-6) var(--space-8);
  border-top: 1px solid var(--color-border-dark);
  gap: var(--space-4);
  background: var(--color-bg-dark-2);
}

.lore-modal-nav button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: transparent;
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-dark-muted);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: all var(--transition-fast);
  border-radius: var(--radius-sm);
  min-width: 0;
}

.lore-modal-nav button:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-text-dark);
}

.lore-modal-nav button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.lore-modal-nav-label {
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 200px;
}

.lore-modal-nav-label small {
  display: block;
  font-size: 10px;
  opacity: 0.7;
}

.lore-modal-nav-label.right { text-align: right; }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .lore-filters { top: 60px; }
  .lore-filters-inner { gap: var(--space-2); }
  .lore-filter { padding: var(--space-2) var(--space-3); font-size: 10px; }

  .chapters-grid {
    grid-template-columns: 1fr;
  }

  .lore-modal {
    max-height: 100vh;
    max-width: 100%;
  }

  .lore-modal-header { padding: var(--space-8) var(--space-5) var(--space-6); }
  .lore-modal-body { padding: var(--space-6) var(--space-5); }
  .lore-modal-nav { padding: var(--space-4) var(--space-5); }
  .lore-modal-nav-label { max-width: 120px; font-size: 10px; }

  .timeline-rail-inner { min-width: 1200px; }
}