body {
    font-family: 'Poppins', sans-serif;
    color: #fff;
    background:
        linear-gradient(rgba(0,0,0,0.25), rgba(0,0,0,0.45)),
        linear-gradient(120deg, rgba(178,30,30,0.2), rgba(255,220,150,0.08)),
        url('img/nen7.jpg') center/cover no-repeat fixed;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
    padding-top: 50px;
}

.container {
    margin-top: 70px;
    background: rgba(255, 255, 255, 0.85);
    padding: 100px 40px;
    border-radius: 25px;
    box-shadow: 0 12px 35px rgba(0,0,0,0.2);
    width: 90%;
    max-width: 720px;
    text-align: center;
}

h2 {
    margin-bottom: 50px;
    color: #ff6b81;
    font-size: 28px;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.4);
}

.sounds {
    display: flex;
    justify-content: space-around;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.sound {
    padding: 16px 26px;
    border-radius: 16px;
    border: none;
    background: linear-gradient(45deg,#ffb347,#ffcc33);
    cursor: grab;
    font-weight: 700;
    font-size: 18px;
    transition: all 0.3s ease;
    box-shadow: 0 6px 15px rgba(0,0,0,0.2);
}

.sound:hover {
    transform: scale(1.08);
    box-shadow: 0 10px 25px rgba(255,180,71,0.5);
}

.targets {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
}

.zone {
    width: 220px;
    height: 220px;
    margin: 15px;
    border: 2px dashed #aaa;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: rgba(255,255,255,0.1);
}

.zone img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    pointer-events: none;
}

.zone:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
}

.zone.correct {
    border-color: #33cca5;
    background: #7fffd4;
}

.zone.wrong {
    border-color: #ff3b3b;
    background: #ff6b6b;
}

.back-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 16px;
    background: #ffd369;
    color: #333;
    text-decoration: none;
    border-radius: 14px;
    font-weight: 600;
    transition: 0.3s;
}

.back-btn:hover {
    background: #ffb347;
    transform: scale(1.05);
}

.confetti-container {
    position: fixed;
    top:0; left:0;
    width:100%; height:100%;
    pointer-events:none;
    overflow:hidden;
    z-index:9999;
}

.confetti {
    position: absolute;
    width: 12px; height: 12px;
    border-radius: 50%;
    opacity: 0.8;
    animation: fall 3s linear forwards;
}

@keyframes fall {
    0% { transform: translateY(0) rotate(0deg); opacity:1; }
    100% { transform: translateY(100vh) rotate(720deg); opacity:0; }
}