:root {
  --ciano: #00e5ff;
  --ciano-escuro: #00b8d4;
  --verde: rgb(50, 200, 50);
  --vermelho: rgb(220, 40, 40);
  --fundo: #101418;
  --carta: #1b2229;
  --borda: #2c3742;
  --texto: #e8edf2;
}

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

body {
  font-family: Arial, Helvetica, sans-serif;
  background: var(--fundo);
  color: var(--texto);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 16px;
}

.hud { text-align: center; }

.vez {
  font-size: 35px;
  font-weight: bold;
  letter-spacing: 1px;
}

/* Fiéis ao original: Jogador 1 verde, Jogador 2 vermelho (Arial Bold 35) */
.vez-j1 { color: var(--verde); }
.vez-j2 { color: var(--vermelho); }

.tabuleiro {
  display: grid;
  grid-template-columns: repeat(3, 150px);
  grid-template-rows: repeat(3, 150px);
  gap: 10px;
}

.bloco {
  background-color: var(--ciano);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: transform 0.08s ease, background-color 0.15s ease;
}

.bloco:hover:not(:disabled) { background-color: var(--ciano-escuro); transform: scale(1.03); }
.bloco:disabled { cursor: default; }
.bloco img { width: 70%; height: 70%; object-fit: contain; }

.bloco.vencedor { outline: 5px solid gold; outline-offset: -5px; }

.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  background: #d35400;
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: bold;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.modal[hidden] { display: none; }

.modal-caixa {
  background: var(--carta);
  border: 1px solid var(--borda);
  border-radius: 14px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 320px;
  text-align: center;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
}

.modal-caixa h2 { font-size: 26px; }

.placar { color: #9fb2c3; font-size: 16px; }

.btn-modal {
  font-family: inherit;
  font-size: 18px;
  font-weight: bold;
  padding: 14px 20px;
  border: none;
  border-radius: 8px;
  background: var(--ciano);
  color: #00232a;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.btn-modal:hover { background: var(--ciano-escuro); }
.btn-perigo { background: var(--vermelho); color: #fff; }
.btn-perigo:hover { background: #a02020; }

/* painel do LLM (visível só no modo LLM) */
#llm-box {
  display: flex; gap: 12px; align-items: center; flex-wrap: wrap; justify-content: center;
  margin: 12px auto 0; padding: 10px 14px;
  background: rgba(20, 35, 42, .55); border: 1px solid #35505c; border-radius: 8px;
  max-width: min(92vw, 620px);
}
#llm-box label { color: var(--ciano); font-weight: bold; }
#llm-box select, #llm-box button {
  font-family: inherit; font-size: 15px; padding: 8px 12px;
  border: 1px solid #35505c; border-radius: 6px; background: #14232a; color: #e8f6fa; cursor: pointer;
}
#llm-box select:hover, #llm-box button:hover { background: #1d3540; }
#llm-box[hidden] { display: none; }
#llm-status { color: #ffd166; font-size: 14px; min-width: 120px; }
.aviso-js {
  max-width: 620px;
  margin: 0 0 16px;
  padding: 12px 16px;
  border: 1px solid #d99b3d;
  border-radius: 6px;
  background: #3c3020;
  color: #ffe0a3;
  text-align: center;
}
#erro-js[hidden] { display: none; }
.pagina-404 { max-width: 620px; margin: auto; text-align: center; }
.pagina-404 p { margin-bottom: 20px; color: #ccc; }
.pagina-404 a { color: var(--ciano); }

@media (max-width: 520px) {
  .tabuleiro {
    grid-template-columns: repeat(3, min(30vw, 120px));
    grid-template-rows: repeat(3, min(30vw, 120px));
  }
  .vez { font-size: 26px; }
}