.blockHeader__arrow {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 80px;
    filter: invert(1);
    animation: blockHeaderArrowBounce 3.2s cubic-bezier(.5, 0, .5, 1) infinite;
    z-index: 10;
    transition: box-shadow 0.2s;
    cursor: pointer;
}

@keyframes blockHeaderArrowBounce {

    0%,
    100% {
        transform: translate(-50%, 0) rotate(90deg);
    }

    15% {
        transform: translate(-50%, 0) rotate(90deg);
    }

    32% {
        transform: translate(-50%, 9px) rotate(90deg);
    }

    55% {
        transform: translate(-50%, 0) rotate(90deg);
    }

    70% {
        transform: translate(-50%, 4px) rotate(90deg);
    }

    85% {
        transform: translate(-50%, 0) rotate(90deg);
    }
}

/* Barre animée du bouton déplacée dans elements.css sous btn.btn-primary */
/* Bloc Header - styles hermétiques, mobile-first */
.blockHeader {
    position: relative;
    width: 100%;
    min-height: 320px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: hsl(0, 0%, 0%);
    overflow: hidden;
    height: 100vh;

    &:before {
        content: '';
        display: block;
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 1);
        opacity: .3;
        z-index: 2;
    }
}

.blockHeader-filter {
    position: absolute;
    inset: 0;
    background: #4f93cb;
    opacity: 0.85;
    /* Ajuste l’opacité selon le rendu souhaité */
    mix-blend-mode: color-burn;
    pointer-events: none;
    z-index: 2;
}

.blockHeader__media {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.blockHeader__media video,
.blockHeader__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.blockHeader__inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 16px 0 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 3;
}

.blockHeader__title {
    color: #fff;
    font-family: 'Montserrat', Arial, sans-serif;
    font-weight: 300;
    text-transform: uppercase;
    text-align: center;
    font-size: 6vw;
    line-height: 1.1;
    margin-bottom: 16px;
    letter-spacing: 0.04em;
}

@media (min-width: 768px) {
    .blockHeader__title {
        font-size: 50px;
    }
}

.blockHeader__desc {
    color: #fff;
    font-family: 'Montserrat', Arial, sans-serif;
    font-size: 14px;
    text-align: center;
    margin-bottom: 24px;
    max-width: 700px;
    p:not(:last-child) {
        margin-bottom: 16px;
    }
}

.blockHeader__btns {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 24px;
}

/* Styles du bouton déplacés dans elements.css sous btn.btn-primary */

/* Styles d'interaction déplacés dans elements.css sous btn.btn-primary */