* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background: url(/asset/img/bg1.png);
    background-size: cover;
    color: #FFF;
    font-family: 'Noto Sans JP', sans-serif;
    background-attachment: fixed;
    /* Ajout d'un dégradé pour un effet plus dynamique */
    background: linear-gradient(135deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.7) 100%), url(/asset/img/bg1.png);
}

.container-prim {
    width: 100%;
    text-align: center;
}

a {
    text-decoration: none !important;
    color: white !important;
    transition: all 0.3s; /* Transition plus rapide pour une sensation de réactivité */
}

ul {
    padding-left: 0 !important;
    list-style-type: none;
}

.list-group {
    margin-top: 50px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.list-group-item {
    margin: 10px auto;
    margin-top: 2%;
    width: 350px;
    height: 50px;
    border-radius: 20px !important; /* Bordures moins arrondies pour un look plus moderne */
    border: solid 2px #ff0a1e !important; /* Couleur de bordure plus vive */
    color: white !important;
    transition: all 0.3s;
    font-family: 'Noto Sans JP';
    font-size: 22px;
    background: rgba(1, 35, 84, 0.8) !important;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5); /* Ajout d'une ombre */
}

.list-group-item:hover {
    background: rgba(1, 35, 84, 0.9) !important;
    box-shadow: 0 0 20px rgba(255, 0, 0, 0.8) !important; /* Effet de néon rouge */
    transform: scale(1.05);
}

/* Ajout d'un effet de lumière néon sur les items */
.list-group-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255, 0, 0, 0.2);
    transform: rotate(45deg);
    transition: all 0.5s;
    pointer-events: none;
}

.list-group-item:hover::before {
    background: rgba(255, 0, 0, 0.5);
    top: -30%;
    left: -30%;
}

.logo-reseaux {
    padding-right: 2%;
    padding-bottom: 1%;
}

/* Effet de pulsation pour un style esports */
.list-group-item:hover {
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 20px rgba(255, 0, 0, 0.8);
    }
    50% {
        box-shadow: 0 0 30px rgba(255, 0, 0, 1);
    }
    100% {
        box-shadow: 0 0 20px rgba(255, 0, 0, 0.8);
    }
}

@media (max-width: 600px) {
    body {
        background: black !important;
    }
    .list-group {
        display: flex;
        flex-direction: row !important;
    }
    .list-group-item {
        width: 177px;
        height: 200px;
        margin: 5px !important;
        padding: 0 !important;
        display: flex !important;
        border-radius: 25px !important;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        background: #012354 !important;
    }
}