#arena-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    margin: auto;
    aspect-ratio: 9/16;
    overflow: hidden;
    background: black;
}

#arena-canvas {
    width: 100%;
    height: 100%;
}

#podium-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(0,0,0,0.7);
    color: white;
    font-size: 24px;
    text-align: center;
}

.podium .first { font-size: 32px; margin-bottom: 20px; }
.podium .second, .podium .third { font-size: 20px; }