.gallery-page {
    width: min(
        1000px,
        calc(100% - 40px)
    );

    margin: 0 auto;

    padding:
        38px
        0
        90px;
}


/* =========================
   TITRE
   ========================= */

.gallery-heading {
    margin-bottom: 38px;
}

.gallery-heading h1 {
    margin: 0 0 12px;

    font-size: clamp(50px, 8vw, 78px);
    line-height: .95;

    letter-spacing: -3.5px;
}

.gallery-heading h1::after {
    content: "";

    display: block;

    width: 62px;
    height: 6px;

    margin-top: 15px;

    background: var(--header-green);

    border-radius: 10px;
}

.gallery-heading p {
    max-width: 560px;

    margin-top: 24px;

    color: var(--grey);

    font-size: 17px;
    line-height: 1.6;
}


/* =========================
   PHOTOS
   ========================= */

.photo-gallery {
    margin-bottom: 85px;
}

.photo-grid {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 16px;
}

.photo-item {
    overflow: hidden;
}

.photo-placeholder {
    width: 100%;

    aspect-ratio: 4 / 3;

    display: grid;
    place-items: center;

    background: var(--green-soft);

    color: var(--green-dark);

    font-weight: 800;

    border: 1px solid #d4e8cd;
}


/* =========================
   CONFÉRENCES
   ========================= */

.conference-section {
    padding-top: 70px;

    border-top: 1px solid var(--border);
}

.gallery-section-label {
    display: block;

    margin-bottom: 10px;

    color: var(--green-dark);

    font-size: 12px;
    font-weight: 900;

    letter-spacing: 1.4px;
}

.conference-section h2 {
    margin:
        0
        0
        38px;

    font-size: clamp(38px, 5vw, 58px);
    line-height: 1;

    letter-spacing: -2px;
}


/* UNE VIDÉO */

.conference-item {
    display: grid;

    grid-template-columns:
        1.25fr 1fr;

    gap: 28px;

    padding:
        30px
        0;

    border-top: 1px solid var(--border);
}

.conference-item:last-child {
    border-bottom: 1px solid var(--border);
}


/* VIDEO */

.conference-video {
    width: 100%;

    aspect-ratio: 16 / 9;

    overflow: hidden;

    background: #111;
}

.conference-video iframe {
    width: 100%;
    height: 100%;

    border: 0;
}


/* TEXTE */

.conference-content {
    align-self: center;
}

.conference-date {
    display: block;

    margin-bottom: 10px;

    color: var(--green-dark);

    font-size: 12px;
    font-weight: 900;

    letter-spacing: 1px;
    text-transform: uppercase;
}

.conference-content h3 {
    margin:
        0
        0
        14px;

    font-size: 29px;
    line-height: 1.08;

    letter-spacing: -1px;
}

.conference-content p {
    margin: 0;

    color: var(--grey);

    font-size: 16px;
    line-height: 1.6;
}


/* =========================
   MOBILE
   ========================= */

@media (max-width: 760px) {

    .gallery-page {
        width: calc(100% - 32px);

        padding:
            30px
            0
            65px;
    }

    .gallery-heading {
        margin-bottom: 30px;
    }

    .gallery-heading h1 {
        font-size: 50px;

        letter-spacing: -2.7px;
    }

    .gallery-heading p {
        font-size: 16px;
    }


    /* photos 2 colonnes même sur mobile */

    .photo-grid {
        grid-template-columns:
            repeat(2, 1fr);

        gap: 9px;
    }

    .photo-placeholder {
        aspect-ratio: 1 / 1;
    }


    .photo-gallery {
        margin-bottom: 60px;
    }


    .conference-section {
        padding-top: 55px;
    }

    .conference-section h2 {
        margin-bottom: 28px;

        font-size: 38px;
    }


    /* vidéo puis texte dessous */

    .conference-item {
        grid-template-columns: 1fr;

        gap: 18px;

        padding:
            26px
            0;
    }

    .conference-content h3 {
        font-size: 25px;
    }

    .conference-content p {
        font-size: 15px;
    }
}