:root {
  /* Palette partagee avec la chronologie principale; chaque ere garde sa couleur de lecture. */
  --gold: #c9a84c;
  --gold-light: #e8c97a;
  --gold-dim: #7a5e25;
  --wakfu-teal: #2ecfb0;
  --waven-blue: #4a9eff;
  --primitif-violet: #9b7fd4;
  --dofus-amber: #d4813a;
  --dark-bg: #080810;
  --card-bg: #0d0d1a;
  --card-border: #1e1e3a;
  --text-main: #e8e0d0;
  --text-muted: #8a7f6e;
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--dark-bg);
  color: var(--text-main);
  font-family: 'Crimson Text', Georgia, serif;
  font-size: 18px;
  line-height: 1.65;
}

body::before {
  /* Fond etoile discret, independant des fonds d'ere actives plus bas. */
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(1px 1px at 10% 15%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 25% 40%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 40% 8%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 60% 55%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 75% 20%, rgba(255,255,255,0.7) 0%, transparent 100%),
    radial-gradient(1px 1px at 85% 70%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(2px 2px at 18% 50%, rgba(201,168,76,0.4) 0%, transparent 100%),
    radial-gradient(2px 2px at 70% 10%, rgba(46,207,176,0.3) 0%, transparent 100%);
}

header {
  position: relative;
  z-index: 10;
  padding: 0 0 1.5rem;
  border-bottom: 1px solid rgba(201,168,76,0.15);
}

.site-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 1.5rem;
  padding: 0.9rem 1.5rem;
  background: rgba(7, 7, 12, 0.94);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  backdrop-filter: blur(10px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  color: #f6f2e7;
  text-decoration: none;
  font-family: 'Cinzel', serif;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  flex-shrink: 0;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 0.85rem;
  border: 0;
  background: transparent;
  color: #f3efe4;
  font-family: 'Cinzel', serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-link:hover,
.nav-link.active,
.nav-item:focus-within > .nav-link {
  color: var(--gold-light);
  background: rgba(201,168,76,0.08);
}

.nav-caret {
  font-size: 0.8em;
  opacity: 0.8;
}

.nav-menu {
  position: absolute;
  top: calc(100% + 0.4rem);
  left: 0;
  min-width: 220px;
  padding: 0.45rem;
  border: 1px solid rgba(201,168,76,0.16);
  background: rgba(12, 12, 18, 0.97);
  box-shadow: 0 16px 35px rgba(0,0,0,0.35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
}

.nav-dropdown:hover .nav-menu,
.nav-dropdown:focus-within .nav-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-menu-item {
  width: 100%;
  display: block;
  padding: 0.7rem 0.8rem;
  border: 0;
  background: transparent;
  color: var(--text-main);
  font-family: 'Cinzel', serif;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-align: left;
  text-decoration: none;
  text-transform: uppercase;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-menu-item:hover,
.nav-menu-item.active {
  background: rgba(201,168,76,0.08);
  color: var(--gold-light);
}

.era-nav {
  /* Barre de filtres: les boutons ne naviguent pas, ils pilotent buildTimeline(filter). */
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 1.2rem 1rem 0;
}

.era-btn {
  font-family: 'Cinzel', serif;
  font-size: 10px;
  letter-spacing: 0.15em;
  padding: 6px 14px;
  border: 1px solid rgba(201,168,76,0.25);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  text-transform: uppercase;
  transition: all 0.2s;
}

.era-btn:hover,
.era-btn.active {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(201,168,76,0.06);
}

.era-btn[data-filter="primitif"]:hover,
.era-btn[data-filter="primitif"].active {
  border-color: var(--primitif-violet);
  color: var(--primitif-violet);
  background: rgba(155,127,212,0.08);
}

.era-btn[data-filter="dofus"]:hover,
.era-btn[data-filter="dofus"].active {
  border-color: var(--dofus-amber);
  color: var(--dofus-amber);
  background: rgba(212,129,58,0.08);
}

.era-btn[data-filter="wakfu"]:hover,
.era-btn[data-filter="wakfu"].active {
  border-color: var(--wakfu-teal);
  color: var(--wakfu-teal);
  background: rgba(46,207,176,0.08);
}

.era-btn[data-filter="waven"]:hover,
.era-btn[data-filter="waven"].active {
  border-color: var(--waven-blue);
  color: var(--waven-blue);
  background: rgba(74,158,255,0.08);
}

main {
  position: relative;
  z-index: 5;
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 1.5rem 6rem;
}

#bg-layer {
  /* Pile de fonds pleine page. Le JS active .active selon l'ere visible ou filtree. */
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

#bg-layer .bg-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.2s ease;
}

#bg-layer .bg-img.active {
  opacity: 0.15;
}

#bg-layer .bg-primitif { background-image: url('../assets/oeuvres/bg_primitive.png'); }
#bg-layer .bg-dofus { background-image: url('../assets/oeuvres/bg_dofus.png'); }
#bg-layer .bg-wakfu { background-image: url('../assets/oeuvres/bg_wakfu.png'); }
#bg-layer .bg-waven { background-image: url('../assets/oeuvres/bg_waven.png'); }

.legend {
  display: flex;
  justify-content: center;
  gap: 24px;
  padding: 0 1rem 2rem;
  flex-wrap: wrap;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: 'Cinzel', serif;
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

/* Couleurs de la legende: sorties du HTML pour garder la page purement structurelle. */
.legend-dot-primitif { background: var(--primitif-violet); }
.legend-dot-dofus { background: var(--dofus-amber); }
.legend-dot-wakfu { background: var(--wakfu-teal); }
.legend-dot-waven { background: var(--waven-blue); }

.timeline::before,
.era-bg::after {
  /* Ligne centrale continue: .timeline couvre tout, .era-bg renforce chaque bloc d'ere. */
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  z-index: 1;
  background: linear-gradient(to bottom, rgba(201,168,76,0.4), rgba(201,168,76,0.2), rgba(201,168,76,0.4));
  transform: translateX(-50%);
}

.era-bg {
  position: relative;
}

.era-bg > * {
  position: relative;
  z-index: 1;
}

.era-title-wrap {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 2.5rem 0 0.5rem;
}

.era-title {
  padding: 6px 20px;
  border: 1px solid currentColor;
  background: var(--dark-bg);
  font-family: 'Cinzel', serif;
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.era-title.primitif { color: var(--primitif-violet); border-color: rgba(155,127,212,0.5); }
.era-title.dofus { color: var(--dofus-amber); border-color: rgba(212,129,58,0.5); }
.era-title.wakfu { color: var(--wakfu-teal); border-color: rgba(46,207,176,0.5); }
.era-title.waven { color: var(--waven-blue); border-color: rgba(74,158,255,0.5); }

.event {
  /* Grille a trois colonnes: contenu gauche, axe central, contenu droite. */
  display: grid;
  grid-template-columns: 1fr 40px 1fr;
  gap: 0;
  align-items: start;
  position: relative;
  margin: 0;
  padding: 1.05rem 0;
  opacity: 0;
  transform: translateY(16px);
  animation: fadeUp 0.4s forwards;
}

.event:nth-child(odd) .event-content { grid-column: 1; text-align: right; }
.event:nth-child(odd) .event-dot-col { grid-column: 2; }
.event:nth-child(odd) .event-empty { grid-column: 3; }
.event:nth-child(even) .event-empty { grid-column: 1; }
.event:nth-child(even) .event-dot-col { grid-column: 2; }
.event:nth-child(even) .event-content { grid-column: 3; text-align: left; }

.event-dot-col {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.event-dot {
  width: 10px;
  height: 10px;
  border: 2px solid var(--dark-bg);
  border-radius: 50%;
  flex-shrink: 0;
}

.event-dot.primitif { background: var(--primitif-violet); box-shadow: 0 0 8px rgba(155,127,212,0.6); }
.event-dot.dofus { background: var(--dofus-amber); box-shadow: 0 0 8px rgba(212,129,58,0.6); }
.event-dot.wakfu { background: var(--wakfu-teal); box-shadow: 0 0 8px rgba(46,207,176,0.6); }
.event-dot.waven { background: var(--waven-blue); box-shadow: 0 0 8px rgba(74,158,255,0.6); }
.event-dot.major { width: 14px; height: 14px; }

.event-content {
  display: block;
  padding: 0 16px;
  color: inherit;
  cursor: pointer;
  text-decoration: none;
}

.event-content.static-open {
  cursor: default;
}

.event-content.direct-link:hover .event-title,
.event-content.direct-link:focus-visible .event-title {
  color: var(--gold-light);
}

.event-content.direct-link:focus-visible {
  outline: 1px solid rgba(201,168,76,0.45);
  outline-offset: 6px;
}

.event-date {
  margin-bottom: 4px;
  font-family: 'Cinzel', serif;
  font-size: 10px;
  letter-spacing: 0.2em;
  opacity: 0.78;
  text-transform: uppercase;
}

.event-title {
  margin-bottom: 6px;
  color: var(--text-main);
  font-family: 'Cinzel', serif;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  transition: color 0.2s;
}

.work-meta {
  /* Badges courts sous le titre: type d'oeuvre et cible de lien. */
  display: flex;
  justify-content: inherit;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.7rem;
}

.event:nth-child(odd) .work-meta {
  justify-content: flex-end;
}

.event:nth-child(even) .work-meta {
  justify-content: flex-start;
}

.work-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem 0.55rem;
  border: 1px solid rgba(201,168,76,0.22);
  background: rgba(201,168,76,0.06);
  color: var(--text-main);
  font-family: 'Cinzel', serif;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
}

.link-target {
  color: var(--gold-light);
  border-color: rgba(232,201,122,0.58);
  background: rgba(201,168,76,0.12);
}

.link-target.webtoon {
  border-color: rgba(46,207,176,0.24);
  color: #9af1df;
  background: rgba(46,207,176,0.07);
}

.no-link {
  opacity: 0.58;
}

.primitif .event-date { color: var(--primitif-violet); }
.dofus .event-date { color: var(--dofus-amber); }
.wakfu .event-date { color: var(--wakfu-teal); }
.waven .event-date { color: var(--waven-blue); }

.timeline-tail {
  height: 38vh;
  min-height: 220px;
  pointer-events: none;
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 600px) {
  .site-topbar {
    align-items: flex-start;
    padding: 0.9rem 1rem;
  }

  .top-nav {
    width: 100%;
    gap: 0.15rem;
  }

  .nav-link {
    padding: 0.55rem 0.65rem;
    font-size: 0.68rem;
  }

  .nav-menu {
    min-width: 180px;
  }

  .timeline::before {
    left: 20px;
  }

  .event {
    grid-template-columns: 28px 1fr !important;
  }

  .event-dot-col {
    grid-column: 1 !important;
  }

  .event-content {
    grid-column: 2 !important;
    padding-left: 12px;
    text-align: left !important;
  }

  .event-empty {
    display: none !important;
  }

  .event:nth-child(odd) .work-meta,
  .event:nth-child(even) .work-meta {
    justify-content: flex-start;
  }
}