/* ============================================================
   POPUP DE TRANSITION DE NIVEAU
   ============================================================ */

#level-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.75);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 5000;
}

#level-popup.hidden {
    display: none;
}

#level-box {
    background: #111;
    border: 3px solid #0ff;
    padding: 30px 40px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 0 25px #0ff;
}

#level-title {
    font-size: 22px;
    color: #0ff;
    margin-bottom: 20px;
    text-shadow: 0 0 10px #0ff;
}

#level-start {
    background: #0ff;
    color: #000;
    border: none;
    padding: 12px 25px;
    font-size: 16px;
    font-family: 'Press Start 2P';
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 0 10px #0ff;
}

#level-start:hover {
    background: #fff;
}