/* Estilo geral do body */
body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    color: white;
    overflow: hidden;
    position: relative;
}

/* Canvas do jogo */
#gameCanvas {
    display: block;
    margin: 0 auto;
    border: 2px solid white;
    background-color: rgba(0,0,0,0.8);
    position: relative;
    z-index: 1;
    max-width: 100%;
    height: auto;
}

/* Tela de overlay (menu, instruções, configurações) */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 10;
    text-align: center;
}

.overlay h1 { font-size: 60px; margin-bottom: 40px; }
.overlay h2 { font-size: 40px; margin-bottom: 30px; }
.overlay p  { font-size: 20px; margin-bottom: 20px; }

.overlay button {
    font-size: 20px;
    padding: 15px 30px;
    margin: 10px;
    cursor: pointer;
    background-color: #222;
    color: white;
    border: 2px solid white;
    border-radius: 10px;
    transition: all 0.2s ease;
}

.overlay button:hover {
    background-color: #555;
    border-color: yellow;
}

.overlay input[type="number"] {
    width: 60px;
    font-size: 18px;
    margin-left: 10px;
    padding: 5px;
    border-radius: 5px;
    border: 1px solid #fff;
    background-color: #222;
    color: white;
}

/* Rodapé */
#footer {
    position: fixed;
    bottom: 10px;
    right: 20px;
    font-size: 16px;
    z-index: 15;
}

#footer a { color: yellow; text-decoration: none; }
#footer a:hover { text-decoration: underline; }

/* Botões de controle do jogo */
#gameControls {
    position: fixed;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
}

#gameControls button {
    font-size: 18px;
    padding: 8px 15px;
    margin: 0 5px;
    border-radius: 8px;
    background-color: #222;
    border: 2px solid white;
    color: white;
    cursor: pointer;
    transition: 0.2s;
}

#gameControls button:hover {
    background-color: #444;
    border-color: yellow;
}

/* Controles Touchscreen */
#touchControls {
    position: fixed;
    bottom: 20px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 10px;
    z-index: 20;
}

.touch-column {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.touch-btn {
    font-size: 30px;
    padding: 15px;
    background: rgba(0,0,0,0.6);
    color: white;
    border: 2px solid white;
    border-radius: 12px;
}