body {
  font-family: Arial, sans-serif;
  background: #101030;
  color: #fff;
  text-align: center;
  margin: 0;
  padding: 0;
}

/* Container do jogo */
#jogo {
  max-width: 600px;
  margin: 50px auto;
  padding: 20px;
  background: #222;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

/* Alternativas */
#alternativas button {
  display: block;
  max-width: 600px;   /* largura máxima */
  width: 80%;          /* largura relativa */
  margin: 10px auto;   /* centraliza */
  padding: 10px;
  font-size: 18px;
  cursor: pointer;
  border: none;
  border-radius: 5px;
  background: #333;
  color: #fff;
  transition: background 0.3s, transform 0.2s;
}

#alternativas button:hover {
  background: #444;
  transform: scale(1.02);
}

/* Base modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.7);
  justify-content: center;
  align-items: center;
}

.modal-content {
  background: #fff;
  color: #000;
  padding: 20px;
  border-radius: 10px;
  text-align: center;
  width: 320px;
  max-width: 90%;
}

.modal-content button {
  margin-top: 15px;
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: opacity 0.3s;
}

.modal-content button:hover {
  opacity: 0.8;
}

/* Resposta correta/errada */
.correta {
  border: 3px solid green;
}
.errada {
  border: 3px solid red;
}
.correta h2 { color: green; }
.errada h2 { color: red; }

/* Botões de confirmação */
#confirmar, #proxima-correta { background: green; color: white; }
#cancelar, #proxima-errada { background: red; color: white; }

/* Botões de ajuda */
.ajuda {
  line-height: 30px;
  height: 30px;
  background: orange;
  color: white;
  border: none;
  border-radius: 5px;
  padding: 0 15px;
  cursor: pointer;
  margin: 5px;
  white-space: nowrap;
  text-align: center;
  transition: background 0.3s, transform 0.2s;
}
.ajuda:hover:not(:disabled) { 
  background: darkorange; 
  transform: scale(1.05);
}
.ajuda:disabled {
  background: gray;
  cursor: not-allowed;
}

/* Status da pontuação */
#status {
  margin-bottom: 20px;
  font-size: 18px;
  font-weight: bold;
}

/* Tela inicial */
#tela-inicial {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background: linear-gradient(135deg, #101030, #202060);
}

#tela-inicial h1 {
  font-size: 48px;
  margin-bottom: 40px;
  text-shadow: 2px 2px 8px #000;
}

#tela-inicial button {
  background: #ff8800;
  color: #fff;
  border: none;
  padding: 15px 30px;
  margin: 10px;
  font-size: 18px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
}

#tela-inicial button:hover {
  background: #ffaa33;
  transform: scale(1.05);
}