body {
    margin: 0;
    padding: 0;
    color: rgba(255, 255, 255, 0.87);
    background-color: #000000;
}

#app {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

#game-container {
    width: 100%;
    height: 100%;
}

/* Force Landscape Mode on Mobile Portrait */
#game-container.force-landscape {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100vh;
    height: 100vw;
    transform: translate(-50%, -50%) rotate(-90deg);
    touch-action: none;
    overflow: hidden;
}