.control-panel {
    background-color: #121212;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 122, 0, 0.1);
}

.control-panel ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.icon {
    width: 80px;
    height: 80px;
    background-color: #141414;
    border: 2px solid #000;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.icon i {
    width: 30px;
    height: 30px;
    color: #333;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

input:checked ~ .icon {
    background-color: #000;
    border-color: #ff7a00;
    box-shadow: 
        0 0 6px rgba(255, 122, 0, 1),
        0 0 14px rgba(255, 122, 0, 0.9),
        0 0 24px rgba(255, 122, 0, 0.8);
    transform: scale(1.05);
}

input:checked ~ .icon i {
    color: #ffffff;
    text-shadow: 
        0 0 6px rgba(255, 255, 255, 0.8);
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .control-panel ul {
        grid-template-columns: repeat(2, 1fr);
    }
    .icon {
        width: 70px;
        height: 70px;
    }
}

/* Animation for click effect */
@keyframes ping {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    75%, 100% {
        transform: scale(1.2);
        opacity: 0;
    }
}
.animate-ping {
    animation: ping 0.5s cubic-bezier(0, 0, 0.2, 1);
}