body {
    font-family: 'Raleway', sans-serif;
    background-image: radial-gradient(circle at center, #899Dc4, #495D84);
    background-size: cover;
    background-repeat: no-repeat;
    height: 100vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(ellipse at bottom, #ababac, #e4e4e4);
    font-weight: 300;
    /*cursor: none;*/
}


/* Style du curseur personnalisé */

.custom-cursor {
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: rgb(255, 255, 255);
    border-radius: 50%;
    pointer-events: none;
    /* Empêche l'interaction avec le curseur personnalisé */
    transition: transform 0.1s ease-out;
    border: solid 1px #000;
}

.fade-overlay2 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: black;
    opacity: 1;
    z-index: 900;
    transition: opacity 1s ease-in-out;
}

.fade-overlay2.hide {
    opacity: 0;
    pointer-events: none;
}

.all {
    display: flex;
    perspective: 10px;
    transform: perspective(300px) rotateX(20deg);
    will-change: perspective;
    perspective-origin: center center;
    transition: all 1.3s ease-out;
    justify-content: center;
    transform-style: preserve-3d;
}

.all:hover {
    perspective: 1000px;
    transition: all 1.3s ease-in;
    transform: perspective(10000px) rotateX(0deg);
    .text {
        opacity: 1;
    }
    &>div {
        opacity: 1;
        transition-delay: 0s;
    }
    .explainer {
        opacity: 0;
    }
}

.left,
.center,
.right,
.lefter,
.righter {
    width: 200px;
    height: 150px;
    transform-style: preserve-3d;
    border-radius: 10px;
    border: 1px solid #fff;
    box-shadow: 0 0 20px 5px rgba(255, 255, 255, 0.4);
    opacity: 0;
    transition: all .3s ease;
    transition-delay: 1s;
    position: relative;
    background-position: center center;
    background-size: contain;
    background-repeat: no-repeat;
    background-color: rgb(56, 56, 56);
    background-blend-mode: color-burn;
    &:hover {
        box-shadow: 0 0 30px 10px rgba(255, 255, 255, 0.6);
        background-color: rgb(224, 224, 224);
    }
}

.text {
    transform: translateY(30px);
    opacity: 0;
    transition: all .3s ease;
    bottom: 0;
    left: 5px;
    position: absolute;
    will-change: transform;
    color: #fff;
    text-shadow: 0 0 5px rgba(46, 46, 46, 0.6)
}

.lefter {
    transform: translateX(-60px) translateZ(-50px) rotateY(-10deg);
    background-image: url(https://cdn3.iconfinder.com/data/icons/other-icons/48/organization-512.png);
}

.left {
    transform: translateX(-30px) translateZ(-25px) rotateY(-5deg);
    background-image: url(https://cdn3.iconfinder.com/data/icons/other-icons/48/creative_draw-512.png);
}

.center {
    opacity: 1;
    background-image: url(https://cdn3.iconfinder.com/data/icons/other-icons/48/app_window-512.png);
}

.right {
    transform: translateX(30px) translateZ(-25px) rotateY(5deg);
    background-image: url(https://cdn3.iconfinder.com/data/icons/other-icons/48/cloud_weather-512.png);
}

.righter {
    transform: translateX(60px) translateZ(-50px) rotateY(10deg);
    background-image: url(https://cdn3.iconfinder.com/data/icons/other-icons/48/search-512.png);
}

.explainer {
    font-weight: 300;
    font-size: 2rem;
    color: #fff;
    transition: all .6s ease;
    width: 100%;
    height: 100%;
    background-color: #305035;
    background-image: radial-gradient(circle at center top, #fff, rgb(120, 120, 120));
    border-radius: 10px;
    text-shadow: 0 0 10px rgba(255, 255, 255, .8);
    display: flex;
    justify-content: center;
    align-items: center;
}


/* Bouton retour */

@import url("https://fonts.googleapis.com/css?family=Raleway");
:root {
    --glow-color: hsl(0, 0%, 100%);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
    width: 100%;
    overflow: hidden;
}

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #a7a7a7;
    margin: 0 !important;
}

.glowing-btn {
    position: absolute;
    top: 75px;
    color: var(--glow-color);
    padding: 0.35em 1em;
    border: 0.15em solid var(--glow-color);
    border-radius: 0.45em;
    background: none;
    cursor:pointer;
    perspective: 2em;
    font-family: "Raleway", sans-serif;
    font-size: 2em;
    font-weight: 900;
    letter-spacing: 1em;
    -webkit-box-shadow: inset 0px 0px 0.5em 0px var(--glow-color), 0px 0px 0.5em 0px var(--glow-color);
    -moz-box-shadow: inset 0px 0px 0.5em 0px var(--glow-color), 0px 0px 0.5em 0px var(--glow-color);
    box-shadow: inset 0px 0px 0.5em 0px var(--glow-color), 0px 0px 0.5em 0px var(--glow-color);
    animation: border-flicker 2s linear infinite;
}

.glowing-txt {
    float: left;
    margin-right: -0.8em;
    -webkit-text-shadow: 0 0 0.125em hsl(0 0% 100% / 0.3), 0 0 0.45em var(--glow-color);
    -moz-text-shadow: 0 0 0.125em hsl(0 0% 100% / 0.3), 0 0 0.45em var(--glow-color);
    text-shadow: 0 0 0.125em hsl(0 0% 100% / 0.3), 0 0 0.45em var(--glow-color);
    animation: text-flicker 3s linear infinite;
}

.faulty-letter {
    opacity: 0.5;
    animation: faulty-flicker 2s linear infinite;
}

.glowing-btn::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    opacity: 0.7;
    filter: blur(1em);
    transform: translateY(120%) rotateX(95deg) scale(1, 0.35);
    background: var(--glow-color);
    pointer-events: none;
}

.glowing-btn::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    z-index: -1;
    background-color: var(--glow-color);
    box-shadow: 0 0 2em 0.2em var(--glow-color);
    transition: opacity 100ms linear;
}

.glowing-btn:hover {
    color: rgba(0, 0, 0, 0.8);
    text-shadow: none;
    animation: none;
}

.glowing-btn:hover .glowing-txt {
    animation: none;
}

.glowing-btn:hover .faulty-letter {
    animation: none;
    text-shadow: none;
    opacity: 1;
}

.glowing-btn:hover:before {
    filter: blur(1.5em);
    opacity: 1;
}

.glowing-btn:hover:after {
    opacity: 1;
}

@keyframes faulty-flicker {
    0% {
        opacity: 0.1;
    }
    2% {
        opacity: 0.1;
    }
    4% {
        opacity: 0.5;
    }
    19% {
        opacity: 0.5;
    }
    21% {
        opacity: 0.1;
    }
    23% {
        opacity: 1;
    }
    80% {
        opacity: 0.5;
    }
    83% {
        opacity: 0.4;
    }
    87% {
        opacity: 1;
    }
}

@keyframes text-flicker {
    0% {
        opacity: 0.1;
    }
    2% {
        opacity: 1;
    }
    8% {
        opacity: 0.1;
    }
    9% {
        opacity: 1;
    }
    12% {
        opacity: 0.1;
    }
    20% {
        opacity: 1;
    }
    25% {
        opacity: 0.3;
    }
    30% {
        opacity: 1;
    }
    70% {
        opacity: 0.7;
    }
    72% {
        opacity: 0.2;
    }
    77% {
        opacity: 0.9;
    }
    100% {
        opacity: 0.9;
    }
}

@keyframes border-flicker {
    0% {
        opacity: 0.1;
    }
    2% {
        opacity: 1;
    }
    4% {
        opacity: 0.1;
    }
    8% {
        opacity: 1;
    }
    70% {
        opacity: 0.7;
    }
    100% {
        opacity: 1;
    }
}

/* CACHÉS PAR DÉFAUT */
.burger-container, .menu-mobile {
    display: none;
}

@media screen and (max-width: 768px) {
    /* Bouton BURGER centré initialement */
    .burger-container {
        display: flex;
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 60px;
        height: 60px;
        background: linear-gradient(145deg, #959595, #c3c3c3);
        border-radius: 50%;
        box-shadow: 0 8px 15px rgba(0, 0, 0, 0.5);
        justify-content: center;
        align-items: center;
        z-index: 100;
        cursor: pointer;
        transition: top 0.4s ease, bottom 0.4s ease, transform 0.4s ease;
        border: 1px solid #8e8e8e;
    }

    /* Lorsqu'actif, bouton passe en bas */
    .burger-container.active {
        top: auto;
        bottom: 100px;
        transform: translateX(-50%);
    }

    .burger {
        position: relative;
        width: 30px;
        height: 24px;
    }

    .burger span {
        position: absolute;
        height: 3px;
        width: 100%;
        background-color: #fff;
        border-radius: 3px;
        transition: all 0.4s ease;
    }

    .burger span:nth-child(1) {
        top: 0;
    }

    .burger span:nth-child(2) {
        top: 10px;
    }

    .burger span:nth-child(3) {
        top: 20px;
    }

    /* CROIX */
    .burger-container.active .burger span:nth-child(1) {
        transform: rotate(45deg);
        top: 10px;
    }

    .burger-container.active .burger span:nth-child(2) {
        opacity: 0;
    }

    .burger-container.active .burger span:nth-child(3) {
        transform: rotate(-45deg);
        top: 10px;
    }

    /* MENU MOBILE */
    .menu-mobile {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        width: 100%;
        background: #a7a7a7;
        backdrop-filter: blur(8px);
        display: none;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        animation: fadeIn 0.4s ease;
        z-index: 99;
    }

    .menu-mobile.active {
        display: flex;
    }

    .menu-mobile ul {
        list-style: none;
        padding: 0;
        text-align: center;
    }

    .menu-mobile li {
        padding: 20px 10px;
        font-size: 1.6em;
        color: #fff;
        font-weight: 600;
        cursor: pointer;
        transition: color 0.3s ease;
        background-color: #272829;
        margin: 5px;
        border-radius: 1rem;
    }

    .menu-mobile li:hover {
        color: #aaa;
    }

    .all {
        display: none;
    }

    @keyframes fadeIn {
        from {
            opacity: 0;
            transform: scale(0.98);
        }
        to {
            opacity: 1;
            transform: scale(1);
        }
    }
}



@media only screen and (max-width: 600px) {
    .glowing-btn {
        font-size: 1em;
    }
}