body {
    font-family: 'Arial', sans-serif;
    background-color: #1a1a2e;
    color: #f9f7f7;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-image: radial-gradient(circle at 10% 20%, rgba(255, 215, 0, 0.1) 0%, transparent 20%),
                      radial-gradient(circle at 90% 80%, rgba(255, 0, 0, 0.1) 0%, transparent 20%);
}

.container {
    text-align: center;
    width: 90%;
    max-width: 800px;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    color: #ffd700;
}

.soundboard {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    padding: 20px;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    border: 2px solid #ffd700;
}

.sound-button {
    padding: 15px;
    font-size: 1.1rem;
    background-color: #8B4513;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.sound-button:hover {
    background-color: #A0522D;
    transform: translateY(-2px);
    box-shadow: 0 6px 8px rgba(0, 0, 0, 0.4);
}

.sound-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.sound-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.3), transparent);
    transition: 0.5s;
}

.sound-button:hover::before {
    left: 100%;
}

.sound-button.playing {
    background-color: #CD853F;
    animation: pulse 0.5s;
}

.sound-button.paused {
    background-color: #555;
    transform: scale(0.95);
    transition: transform 0.2s, background-color 0.2s;
}

.sound-button.error {
    background-color: #8B0000;
    color: white;
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-5px); }
    40%, 80% { transform: translateX(5px); }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@media (max-width: 600px) {
    .soundboard {
        grid-template-columns: 1fr;
    }
}