body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #eef3ff;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    padding: 12px;
}

.game-layout {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

#canvas {
    background-color: #30c0df;
    border: 2px solid black;
    display: block;
    width: min(74vw, calc(90vh * 4 / 3));
    height: auto;
    max-height: 90vh;
}

.leaderboard {
    width: min(30vw, 250px);
    background: #ffffff;
    border: 2px solid #0f1e35;
    border-radius: 12px;
    padding: 12px;
}

.leaderboard h2 {
    margin: 0 0 10px;
    font-family: "Squada One", cursive;
    font-size: 30px;
    letter-spacing: 0.4px;
}

.leaderboard ol {
    margin: 0;
    padding-left: 22px;
}

.leaderboard li {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
    font-weight: 700;
}

.leaderboard .name {
    color: #172742;
    text-transform: capitalize;
}

.leaderboard .score {
    color: #2c86f0;
}

.leaderboard-note {
    margin: 8px 0 0;
    font-size: 0.85rem;
    color: #5a6d90;
}

@media (max-width: 980px) {
    .game-layout {
        flex-direction: column;
        align-items: center;
        width: 100%;
    }

    #canvas {
        width: min(95vw, calc(70vh * 4 / 3));
    }

    .leaderboard {
        width: min(95vw, 552px);
    }
}