body {
  margin: 0;
  background: #f5f7fa;
}

.odd-game-page {
  font-family: Arial, sans-serif;
  max-width: 520px;
  margin: 0 auto;
  padding: 18px;
  text-align: center;
}

h1 {
  font-size: 30px;
  color: #003d52;
  font-weight: bold;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.instructions {
  font-size: 19px;
  background: #e8f8ff;
  padding: 14px;
  border-radius: 12px;
  margin-bottom: 20px;
}

#roundInfo {
  font-size: 18px;
  font-weight: bold;
  color: #004d66;
  margin-bottom: 18px;
}

.options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  justify-items: center;
  margin-bottom: 24px;
}

.option-btn {
  width: 200px;
  height: 120px;
  border-radius: 18px;
  border: none;
  background: #ffffff;
  box-shadow: 0 3px 10px rgba(0,0,0,0.15);
  font-size: 22px;
  cursor: pointer;
  padding: 8px;
  line-height: 1.3;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: transform 0.12s, box-shadow 0.12s;
}

.option-btn:active {
  transform: scale(0.96);
  box-shadow: 0 1px 5px rgba(0,0,0,0.2);
}

#resetOddBtn,
#winOddResetBtn {
  display: block;
  margin: 0 auto;
  margin-top: 10px;
  padding: 12px 32px;
  background: #0077cc;
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 20px;
  font-weight: bold;
  cursor: pointer;
}

#winOddMessage {
  display: none;
  background: #d4ffd6;
  padding: 26px;
  border-radius: 15px;
  margin-top: 26px;
  font-size: 24px;
  color: #006622;
  font-weight: bold;
}

/* Ícone de feedback 👍👎 */
#feedbackIcon {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 90px;
  display: none;
  z-index: 9999;
  pointer-events: none;
}

/* Responsivo */
@media (max-width: 480px) {
  .odd-game-page {
    padding: 14px;
  }

  .option-btn {
    width: 160px;
    height: 110px;
    font-size: 20px;
  }

  h1 {
    font-size: 26px;
  }

  .instructions {
    font-size: 18px;
  }
}