.detail-hero{
    padding:100px 20px;
    text-align:center;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:white;
}

.intro{
    padding:40px;
    text-align:center;
    max-width:800px;
    margin:auto;
}

/* FEATURES */
.features{
    padding:60px 20px;
    text-align:center;
}

.features-grid{
    display:flex;
    flex-wrap:wrap;
    gap:15px;
    justify-content:center;
}

.image-gallery{
    padding:60px 20px;
    text-align:center;
    max-width:1200px;
    margin:auto;
}

.image-gallery h2{
    color:var(--primary);
    font-size:32px;
    margin-bottom:30px;
}

.gallery-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:30px;
    align-items:start;
    justify-items:center;
    padding:0 10px;
}

.gallery-card{
    width:100%;
    max-width:1000px;
    background:white;
    border-radius:20px;
    overflow:hidden;
    box-shadow:0 25px 60px rgba(0,0,0,0.09);
    transition:transform 0.3s ease, box-shadow 0.3s ease, filter 0.3s ease;
}

.gallery-card:hover{
    transform:translateY(-8px);
    box-shadow:0 25px 60px rgba(0,0,0,0.18);
}

.gallery-card:hover img{
    transform:scale(1.05);
    filter:brightness(1.05) contrast(1.05);
}

.gallery-card:hover p{
    color:var(--accent);
}

.gallery-card img{
    width:100%;
    height:auto;
    display:block;
    object-fit:cover;
    transition:transform 0.3s ease, filter 0.3s ease;
}

.gallery-card:hover img{
    transform:scale(1.03);
    filter:brightness(1.08) saturate(1.05);
}

.gallery-card p{
    margin:18px 20px 24px;
    font-size:1rem;
    font-weight:700;
    color:#0f2944;
    line-height:1.5;
}

@media(max-width:1100px){
    .gallery-grid{
        grid-template-columns:repeat(2, minmax(0, 1fr));
    }
}

@media(max-width:760px){
    .gallery-grid{
        grid-template-columns:1fr;
    }
}

.feature-card{
    background:white;
    padding:15px;
    border-radius:10px;
    box-shadow:0 3px 10px rgba(0,0,0,0.1);
    width:200px;
}

/* DETAILS */
.detail-section{
    padding:60px;
}

.detail-section h2{
    color:var(--primary);
    margin-top:30px;
}

.detail-section ul{
    margin-bottom:20px;
}


/* CTA */
.cta{
    background:var(--primary);
    color:white;
    text-align:center;
    padding:60px;
}

.cta-buttons{
    display:flex;
    gap:15px;
    margin-top:20px;
    flex-wrap:wrap;
    justify-content:center;
}

/* STYLE UNIQUE POUR TOUS LES BOUTONS */
.btn{
    display:inline-block;
    width:220px;              /* 👈 taille fixe */
    text-align:center;
    padding:12px 20px;
    background:white;
    color:var(--primary);
    border-radius:5px;
    text-decoration:none;
    font-weight:500;
    transition:0.3s;
}

/* HOVER */
.btn:hover{
    background:var(--accent);
    color:white;
}




/* CONTAINER 2 COLONNES */
.detail-container{
    display:flex;
    gap:50px;
    padding:60px 8%;
    align-items:flex-start;
    max-width:1400px;
    margin:auto;
}
/* TEXTE */
.detail-container .detail-section{
    flex:2;
}

/* IMAGE */
.detail-container .illustration{
    flex:1.2;
    position:sticky;
    top:120px;
    display:flex;
    align-items:center;
    justify-content:center;

    /* Effet carte premium */
    background:linear-gradient(135deg,#ffffff,#f3f6fb);
    padding:25px;
    border-radius:20px;

    box-shadow:
        0 20px 60px rgba(0,0,0,0.1),
        inset 0 1px 0 rgba(255,255,255,0.6);

    backdrop-filter: blur(10px);

    transition:0.4s ease;
}

.detail-container .illustration img{
    width:100%;
    height:auto;
    object-fit:contain;

    border-radius:14px;

    /* Ombre moderne */
    box-shadow:
        0 25px 50px rgba(0,0,0,0.15),
        0 10px 20px rgba(0,0,0,0.08);

    transition:all 0.4s ease;
}


.detail-container .illustration img{
    width:100%;
    height:auto;
    object-fit:contain;

    border-radius:14px;

    /* Ombre moderne */
    box-shadow:
        0 25px 50px rgba(0,0,0,0.15),
        0 10px 20px rgba(0,0,0,0.08);

    transition:all 0.4s ease;
}


@media(max-width:900px){
    .detail-container{
        flex-direction:column;
        padding:40px 20px;
    }

    .detail-container .illustration{
        position:static;
        margin-top:20px;
    }

    .detail-container .illustration{
    min-height:auto;
    }

    .detail-container .illustration img{
        width:100%;
    }
}

.detail-section{
    flex:1.5;
    background:#fff;
    padding:40px;
    border-radius:12px;
    box-shadow:0 10px 30px rgba(0,0,0,0.08);
}

.detail-container .illustration{
    flex:1.3;
    position:sticky;
    top:120px;
    display:flex;
    align-items:center;     /* centre vertical */
    justify-content:center; /* centre horizontal */
    min-height:500px;
}


.detail-section h2{
    color:var(--primary);
    margin-top:30px;
    border-left:4px solid var(--accent);
    padding-left:10px;
}

.detail-container{
    background:#f5f7fa;
    border-radius:15px;
}


.detail-container .detail-section{
    flex:1.4;
}

.detail-container .illustration{
    background:white;
    padding:20px;
    border-radius:12px;
    box-shadow:0 10px 30px rgba(0,0,0,0.08);
}




html {
    scroll-behavior: smooth;
}


.full-details{
    padding:60px 8%;
    background:#fff;
}

.full-details-layout{
    display:flex;
    gap:40px;
    align-items:flex-start;
    justify-content:space-between;
}

.full-details-main{
    flex:1;
}

.full-details-side{
    flex:0 0 520px;
    max-width:520px;
    align-self:flex-start;
    margin-top:40px;
    position:sticky;
    top:120px;
    background:linear-gradient(180deg,#ffffff,#f8fbff);
    padding:18px;
    border-radius:16px;
    box-shadow:0 18px 40px rgba(15,41,68,0.06);
    display:flex;
    align-items:center;
    justify-content:center;
    min-height:420px;
}

.full-details-side img{
    width:100%;
    height:100%;
    border-radius:12px;
    object-fit:cover;
    box-shadow:0 10px 30px rgba(0,0,0,0.12);
}

@media(max-width:1100px){
    .full-details-layout{
        flex-direction:column;
    }

    .full-details-side{
        max-width:none;
        width:100%;
    }
}

/* Responsive refinements pour la colonne image */
@media (max-width:1400px){
    .full-details-side{ flex:0 0 480px; max-width:480px; }
}

@media (max-width:1200px){
    .full-details-side{ flex:0 0 420px; max-width:420px; }
}

@media (max-width:1000px){
    .full-details-side{ flex:0 0 360px; max-width:360px; }
}

@media (max-width:900px){
    .full-details-layout{
        flex-direction:column;
    }

    .full-details-side{
        max-width:none;
        width:100%;
        position:static; /* désactive sticky sur petits écrans */
        top:auto;
        margin-top:20px;
        padding:12px;
        min-height:auto;
        background:transparent;
        box-shadow:none;
    }

    .full-details-side img{
        width:100%;
        height:auto;
        max-height:360px;
        object-fit:contain;
        border-radius:12px;
    }
}

@media (max-width:500px){
    .full-details-side img{
        max-height:260px;
    }
}

.detail-block{
    margin-bottom:50px;
    padding:30px;
    border-radius:10px;
    background:#f9f9f9;
    box-shadow:0 5px 20px rgba(0,0,0,0.05);
}

.detail-block h2{
    color:var(--primary);
    margin-bottom:15px;
}

.detail-block ul{
    padding-left:20px;
}

.detail-block li{
    margin-bottom:8px;
}

.feature-card a{
    text-decoration:none;
    color:inherit;
}

.feature-card:hover{
    transform:translateY(-5px);
    transition:0.3s;
}


.module-image {
    text-align: center;
    padding: 40px 20px;
    background: var(--background);
}

.module-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.module-image img:hover {
    transform: scale(1.03);
}


/* CONTAINER FUTURISTE */
.futuristic{
    position:relative;
    overflow:hidden;
    border-radius:25px;

    background:rgba(255,255,255,0.1);
    backdrop-filter: blur(20px);

    border:1px solid rgba(255,255,255,0.2);

    box-shadow:
        0 30px 80px rgba(0,0,0,0.2),
        inset 0 1px 0 rgba(255,255,255,0.3);

    transition:0.4s;
}

/* IMAGE */
.futuristic img{
    position:relative;
    z-index:2;
    width:100%;
    border-radius:15px;
    transition:transform 0.4s ease;
}

/* GLOW ANIMÉ */
.glow{
    position:absolute;
    width:300px;
    height:300px;
    background:radial-gradient(circle, rgba(62,149,179,0.5), transparent 70%);
    top:-100px;
    right:-100px;
    filter:blur(60px);
    animation: glowMove 6s infinite alternate;
    z-index:1;
}

@keyframes glowMove{
    0%{ transform:translate(0,0); }
    100%{ transform:translate(-50px,50px); }
}


.futuristic::after{
    content:"";
    position:absolute;
    top:0;
    left:-100%;
    width:100%;
    height:100%;
    background:linear-gradient(120deg, transparent, rgba(255,255,255,0.4), transparent);
    transition:0.5s;
}

.futuristic:hover::after{
    left:100%;
}


@keyframes floatPro {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
    100% { transform: translateY(0px); }
}

.futuristic{
    animation: floatPro 6s ease-in-out infinite;
}