.leaderboard-modal {
    max-width: 500px;
    width: 90%;
}

#leaderboard-list {
    list-style: none;
    padding: 0;
    margin-top: 20px;
}

.leaderboard-item {
    display: flex;
    justify-content: space-between;
    padding: 10px;
    border-bottom: 1px solid #333;
}

.leaderboard-item span {
    font-family: monospace;
}

#game-over-modal input {
    background: #222;
    border: 1px solid #444;
    color: white;
    padding: 10px;
    font-size: 18px;
    width: 100%;
    box-sizing: border-box;
    margin-top: 15px;
}

#submit-score-btn {
    margin-top: 15px;
    width: 100%;
    padding: 12px;
    background: #28a745;
    border: none;
    color: white;
    font-weight: bold;
    cursor: pointer;
    border-radius: 5px;
}

#submit-score-btn:disabled {
    background: #555;
}

#timer-display {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 32px;
    color: #ff4444;
    font-family: monospace;
    text-shadow: 0 0 10px rgba(0,0,0,0.8);
    display: none;
}