/* Estilos globais do corpo da página */
body {
    text-align: center;
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s ease, color 0.3s ease;
    user-select: none;
}
body.dark-theme {
    background-color: #1a1a1a;
    color: #ffffff;
}
body.light-theme {
    background-color: #ffffff;
    color: #000000;
}
canvas {
    border: 1px solid;
    display: block;
    margin: 20px auto;
    touch-action: none;
}
.dark-theme canvas {
    background-color: #2a2a2a;
    border-color: #ffffff;
}
.light-theme canvas {
    background-color: #f0f0f0;
    border-color: #000000;
}
#gameIntro, #gameMenu, #gameOver {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 20px;
    border-radius: 10px;
    max-width: 500px;
}
.dark-theme #gameIntro, .dark-theme #gameMenu, .dark-theme #gameOver {
    background: rgba(0, 0, 0, 0.9);
    color: #ffffff;
}
.light-theme #gameIntro, .light-theme #gameMenu, .light-theme #gameOver {
    background: rgba(255, 255, 255, 0.9);
    color: #000000;
}
button {
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    margin: 5px;
    border-radius: 5px;
}
.dark-theme button {
    background-color: #444;
    color: #fff;
    border: 1px solid #fff;
}
.light-theme button {
    background-color: #ddd;
    color: #000;
    border: 1px solid #000;
}
#achievementsList {
    text-align: left;
    margin-top: 20px;
}
#achievementsList li.locked {
    color: gray;
}
#notification {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    padding: 10px;
    border-radius: 5px;
}
.dark-theme #notification {
    background: rgba(0, 0, 0, 0.7);
    color: #ffffff;
}
.light-theme #notification {
    background: rgba(255, 255, 255, 0.7);
    color: #000000;
}