/* ============================================================
   KPOP GALA — INDEX.CSS
   Estilos del ranking global / página principal
   ============================================================ */

/* ── Hero stats bar ──────────────────────────────────────────── */
.stats-bar {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.stat-chip {
  flex: 1;
  min-width: 140px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.25s, transform 0.25s var(--ease);
}
.stat-chip:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.stat-chip .stat-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.9rem;
  line-height: 1;
  background: linear-gradient(135deg, var(--rosa), var(--violeta));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-chip .stat-num.cyan {
  background: linear-gradient(135deg, var(--cyan), var(--verde));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-chip .stat-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Ranking list ────────────────────────────────────────────── */
.ranking-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.rank-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s var(--ease);
  position: relative;
  overflow: hidden;
}
.rank-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--rosa), var(--violeta));
  opacity: 0;
  transition: opacity 0.3s;
}
.rank-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
  border-color: rgba(244, 114, 182, 0.3);
}
.rank-card:hover::before { opacity: 1; }

/* Top 3 especiales */
.rank-card.pos-1 {
  border-color: rgba(250, 204, 21, 0.4);
  background: linear-gradient(135deg, #fffbeb 0%, #fff 100%);
}
.rank-card.pos-1::before {
  background: linear-gradient(to bottom, var(--amarillo), #f59e0b);
  opacity: 1;
}
.rank-card.pos-2 {
  border-color: rgba(148, 163, 184, 0.4);
  background: linear-gradient(135deg, #f8fafc 0%, #fff 100%);
}
.rank-card.pos-2::before {
  background: linear-gradient(to bottom, #94a3b8, #64748b);
  opacity: 1;
}
.rank-card.pos-3 {
  border-color: rgba(180, 120, 60, 0.3);
  background: linear-gradient(135deg, #fdf6f0 0%, #fff 100%);
}
.rank-card.pos-3::before {
  background: linear-gradient(to bottom, #cd7f32, #a0522d);
  opacity: 1;
}

/* Número de posición */
.rank-pos {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.4rem;
  min-width: 2rem;
  text-align: center;
  color: var(--text-muted);
  line-height: 1;
}
.rank-card.pos-1 .rank-pos { color: var(--amarillo); text-shadow: 0 0 12px var(--amarillo-glow); }
.rank-card.pos-2 .rank-pos { color: #94a3b8; }
.rank-card.pos-3 .rank-pos { color: #cd7f32; }

/* Imagen canción */
.rank-img-wrap {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  position: relative;
}
.rank-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--ease);
}
.rank-card:hover .rank-img-wrap img { transform: scale(1.1); }
.rank-img-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--rosa-glow), var(--violeta-glow));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

/* Info de canción */
.rank-info {
  flex: 1;
  min-width: 0;
}
.rank-info .song-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.15rem;
}
.rank-info .song-artist {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Puntajes */
.rank-scores {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.3rem;
  flex-shrink: 0;
}
.rank-total {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--text);
  line-height: 1;
}
.rank-total small {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-left: 2px;
}
.rank-persona-scores {
  display: flex;
  gap: 0.4rem;
}
.rank-persona-scores .ps {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 99px;
}
.rank-persona-scores .ps.p1 {
  background: rgba(244, 114, 182, 0.12);
  color: var(--rosa);
  border: 1px solid var(--rosa-glow);
}
.rank-persona-scores .ps.p2 {
  background: rgba(34, 211, 238, 0.12);
  color: var(--cyan);
  border: 1px solid var(--cyan-glow);
}

/* Barra de progreso */
.rank-bar-wrap {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--border);
}
.rank-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--rosa), var(--violeta), var(--cyan));
  border-radius: 99px;
  transition: width 1s var(--ease-out);
}

/* ── Estado vacío ────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 3.5rem; margin-bottom: 1rem; }
.empty-state h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--text-soft);
  margin-bottom: 0.5rem;
}
.empty-state p { font-size: 0.875rem; }

/* ── Tabs de filtro ──────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 0.5rem 1.2rem;
  border-radius: 99px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.82rem;
  background: var(--surface);
  border: 1.5px solid var(--border);
  color: var(--text-soft);
  transition: all 0.2s var(--ease);
  cursor: pointer;
}
.tab-btn:hover { border-color: var(--rosa); color: var(--rosa); }
.tab-btn.active {
  background: linear-gradient(135deg, var(--rosa), var(--violeta));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 16px var(--rosa-glow);
}