.player-status {
    position: absolute;
    top: 50px;
    left: 10px;
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    text-shadow: 1px 1px 2px #000;
    background: rgba(0,0,0,0.3);
    padding: 5px;
    border-radius: 5px;
}

.mode-btn {
    padding: 10px 20px;
    margin: 0 10px;
    background: #333;
    color: #fff;
    border: 1px solid #555;
    cursor: pointer;
    font-size: 16px;
}

.mode-btn.selected {
    background: #00d2ff;
    border-color: #fff;
    box-shadow: 0 0 10px #00d2ff;
}

/* 隐藏旧的UI元素 */
#hp-bar, #level-display {
    display: none; 
}