/* Adições para plano de fundo e botão de voltar */
body {
  background-image: url('../img/piratas-marca-dagua.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  backdrop-filter: brightness(0.95);
}
#btn-home {
  padding: 10px 20px;
  background-color: #3e3a32;
  color: gold;
  border: 2px solid #7c5c3f;
  border-radius: 5px;
  font-weight: bold;
  margin: 10px;
  cursor: pointer;
}
#btn-home:hover {
  background-color: #5a4a3b;
}

#title-game {
  font-size: 32px;
  font-weight: bold;
  color: gold;
  text-shadow: 2px 2px 4px #3b2e20;
  margin-bottom: 20px;
}

/* Mantendo os estilos anteriores */


* {
  box-sizing: border-box;
}
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #faf8ef;
  height: 100vh;
  overflow: hidden;
}
.header {
  margin-top: 20px;
  text-align: center;
}
.scoreboard {
  margin: 10px;
}
.score, .highscore {
  background-color: #bbada0;
  color: white;
  padding: 10px;
  margin: 5px;
  border-radius: 5px;
}
.controls {
  margin: 10px;
}
.game-container {
  width: 420px;
  height: 420px;
  background-color: #bbada0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(4, 1fr);
  gap: 10px;
  padding: 10px;
  border-radius: 10px;
}
.tile {
  width: 100%;
  height: 100%;
  background-color: #cdc1b4;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 24px;
  font-weight: bold;
  border-radius: 5px;
  color: #776e65;
  transition: transform 0.1s ease-in-out;
}
.merge {
  animation: pop 0.2s ease-in-out;
}
@keyframes pop {
  0% { transform: scale(1); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1); }
}
.tile-2 { background-color: #eee4da; }
.tile-4 { background-color: #ede0c8; }
.tile-8 { background-color: #f2b179; color: white; }
.tile-16 { background-color: #f59563; color: white; }
.tile-32 { background-color: #f67c5f; color: white; }
.tile-64 { background-color: #f65e3b; color: white; }
.tile-128 { background-color: #edcf72; color: white; }
.tile-256 { background-color: #edcc61; color: white; }
.tile-512 { background-color: #edc850; color: white; }
.tile-1024 { background-color: #edc53f; color: white; }
.tile-2048 { background-color: #edc22e; color: white; }
#game-over {
  display: none;
  text-align: center;
  margin-top: 20px;
}
button {
  padding: 10px 20px;
  font-size: 16px;
  background-color: #8f7a66;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  margin: 5px;
}
#start-screen {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #faf8ef;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 10;
}
#start-screen img {
  max-width: 300px;
  border-radius: 10px;
  margin-bottom: 20px;
}


.powerups {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 10px;
}
.powerups img {
  width: 50px;
  height: 50px;
  cursor: pointer;
}

#start-screen {
  background-image: url('../img/piratas-marca-dagua.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  backdrop-filter: brightness(0.96);
  padding: 20px;
}

body {
  height: auto;
  min-height: 100vh;
  padding-bottom: 30px;
}

.header, .scoreboard, .controls, .powerups {
  margin: 5px 0;
}

#logo-title {
  max-width: 300px;
  margin-bottom: 20px;
  border-radius: 12px;
}