/**
 * Estilos do Tabuleiro Tático de Combate (D&D 3.5) — TASK_011.
 * 
 * Grid quadriculado de 5 pés (1,5 m), miniaturas posicionadas (1x1 a 6x6),
 * auras de turno e efeitos de área (cones de sopro e magia).
 */

.arena-tabuleiro-card {
  margin-bottom: 0;
  padding: var(--space-3, 0.75rem);
  background: radial-gradient(circle at 50% 20%, #17130e 0%, #0e0b08 100%);
  border: 1px solid var(--color-gold-border, #4a3b2c);
  border-radius: var(--radius-md, 8px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
  overflow: hidden;
}

.arena-tabuleiro__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2, 0.5rem);
  padding-bottom: var(--space-2, 0.5rem);
  margin-bottom: var(--space-2, 0.5rem);
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

.arena-tabuleiro__title {
  font-family: 'Cinzel', Georgia, serif;
  font-size: var(--text-base, 1rem);
  font-weight: 700;
  color: var(--color-gold, #d4af37);
  display: flex;
  align-items: center;
  gap: var(--space-2, 0.5rem);
  margin: 0;
}

.arena-tabuleiro__legend {
  font-size: var(--text-xs, 0.75rem);
  color: var(--color-text-muted, #a0978d);
  display: flex;
  gap: var(--space-3, 0.75rem);
  align-items: center;
}

.arena-tabuleiro__legend-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.arena-tabuleiro__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.arena-tabuleiro__dot--a {
  background: #d4af37;
  box-shadow: 0 0 6px #d4af37;
}

.arena-tabuleiro__dot--b {
  background: #ef4444;
  box-shadow: 0 0 6px #ef4444;
}

/* Área de Rolagem do Tabuleiro */
.arena-tabuleiro__scroll {
  width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 4px;
  border-radius: var(--radius-sm, 4px);
  background: #080604;
  position: relative;
  scrollbar-width: thin;
  scrollbar-color: #4a3b2c #080604;
}

/* O Grid em si */
.arena-tabuleiro__grid {
  position: relative;
  background-color: #120e0a;
  background-image: 
    linear-gradient(to right, rgba(212, 175, 55, 0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(212, 175, 55, 0.08) 1px, transparent 1px);
  background-size: var(--cell-size, 48px) var(--cell-size, 48px);
  border: 1px solid rgba(212, 175, 55, 0.25);
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.8);
  user-select: none;
}

/* Camada de Células Iluminadas (AoE) */
.arena-tabuleiro__cell-highlight {
  position: absolute;
  pointer-events: none;
  background: rgba(239, 68, 68, 0.25);
  box-shadow: inset 0 0 8px rgba(239, 68, 68, 0.5);
  border: 1px solid rgba(239, 68, 68, 0.4);
  transition: opacity 0.3s ease;
  animation: pulse-cell 1.5s infinite alternate;
}

.arena-tabuleiro__cell-highlight--frio {
  background: rgba(56, 189, 248, 0.25);
  box-shadow: inset 0 0 8px rgba(56, 189, 248, 0.5);
  border-color: rgba(56, 189, 248, 0.4);
}

.arena-tabuleiro__cell-highlight--acido {
  background: rgba(132, 204, 22, 0.25);
  box-shadow: inset 0 0 8px rgba(132, 204, 22, 0.5);
  border-color: rgba(132, 204, 22, 0.4);
}

.arena-tabuleiro__cell-highlight--gas {
  background: rgba(168, 85, 247, 0.25);
  box-shadow: inset 0 0 8px rgba(168, 85, 247, 0.5);
  border-color: rgba(168, 85, 247, 0.4);
}

@keyframes pulse-cell {
  from { opacity: 0.6; }
  to { opacity: 0.95; }
}

/* Miniatura (Token) no Tabuleiro */
.arena-token {
  position: absolute;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: left 0.4s cubic-bezier(0.2, 0.8, 0.2, 1), top 0.4s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.2s ease;
  cursor: pointer;
  outline: none;
}

.arena-token:hover,
.arena-token:focus-visible {
  transform: scale(1.06);
  z-index: 25;
}

.arena-token__body {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.arena-token__img {
  width: 90%;
  height: 90%;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.7);
  transition: filter 0.3s ease;
}

/* Bordas por Lado */
.arena-token--a .arena-token__img {
  border: 2px solid #d4af37;
  filter: drop-shadow(0 0 4px rgba(212, 175, 55, 0.4));
}

.arena-token--b .arena-token__img {
  border: 2px solid #ef4444;
  filter: drop-shadow(0 0 4px rgba(239, 68, 68, 0.5));
}

/* Turno Ativo (Pulsação Luminosa) */
.arena-token.is-active {
  z-index: 20;
}

.arena-token.is-active::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid #ffffff;
  animation: token-glow 1.4s infinite ease-in-out;
  pointer-events: none;
}

@keyframes token-glow {
  0% { transform: scale(0.92); opacity: 0.9; box-shadow: 0 0 4px #ffffff; }
  50% { transform: scale(1.12); opacity: 0.3; box-shadow: 0 0 16px #d4af37; }
  100% { transform: scale(0.92); opacity: 0.9; box-shadow: 0 0 4px #ffffff; }
}

/* Estados da Criatura */
.arena-token.is-morto {
  opacity: 0.35;
  filter: grayscale(100%);
}

.arena-token.is-inconsciente {
  opacity: 0.6;
  filter: sepia(50%);
}

/* Barra de Vida (PV) */
.arena-token__pv-bar {
  position: absolute;
  bottom: -4px;
  width: 80%;
  height: 4px;
  background: rgba(0, 0, 0, 0.8);
  border-radius: 2px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.arena-token__pv-fill {
  height: 100%;
  transition: width 0.3s ease, background-color 0.3s ease;
}

.arena-token__pv-fill--high { background: #22c55e; }
.arena-token__pv-fill--mid { background: #eab308; }
.arena-token__pv-fill--low { background: #ef4444; }

/* Rótulo de Nome Curto */
.arena-token__label {
  position: absolute;
  top: -16px;
  background: rgba(10, 8, 6, 0.85);
  color: #f3ede2;
  font-size: 10px;
  padding: 1px 4px;
  border-radius: 3px;
  white-space: nowrap;
  pointer-events: none;
  border: 1px solid rgba(212, 175, 55, 0.3);
  font-family: 'Alegreya Sans', sans-serif;
}

/* Camada SVG dos Cones (VFX) */
.arena-tabuleiro__vfx-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 15;
}

.arena-cone-polygon {
  animation: cone-burst 0.7s ease-out forwards;
  transform-origin: center;
}

@keyframes cone-burst {
  0% {
    opacity: 0;
    transform: scale(0.6);
  }
  30% {
    opacity: 0.95;
    transform: scale(1.03);
  }
  100% {
    opacity: 0.85;
    transform: scale(1);
  }
}