.disertantes-section {
    background: linear-gradient(180deg, #101828 0%, #1E2D4C 100%);

    padding-top: 96px;
    padding-bottom: 96px;
    width: 100%;

    /* Superposición: Esquinas redondeadas arriba que se montan sobre la sección anterior */
    position: relative;
    z-index: 20;
    margin-top: -96px;
    border-radius: 96px 96px 0px 0px;
    box-shadow: 0 -15px 35px rgba(0, 0, 0, 0.05);
}

.disertantes-container {
    max-width: 1512px;
    margin: 0 auto;

    /* Márgenes laterales estipulados de 100px */
    padding-left: 100px;
    padding-right: 100px;
}

/* --- CABECERA --- */
.disertantes-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 64px auto;
}

.disertantes-tag {
    display: block;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    line-height: 24px;
    letter-spacing: 0.15px;
    color: #9EA5B3;
    margin-bottom: 16px;
}

.disertantes-main-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 40px;
    line-height: 48px;
    letter-spacing: 0px;
    color: #F2F2F2;
    text-align: center;
}

/* --- REJILLA DE DISERTANTES --- */
.disertantes-grid {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 64px;
    justify-content: center;
}

/* Tarjeta del Disertante */
.disertante-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    transition-delay: var(--delay, 0s);
}

.disertante-card.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Contenedor de la foto con diseño circular o redondeado suave */
.disertante-img-wrapper {
    width: 240px;
    border-radius: 70px;
    overflow: hidden;
    margin-bottom: 24px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    background-color: transparent;
}

.disertante-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}


/* Textos informativos de la Tarjeta */
.disertante-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* Especialidad / Tagline (Médico, Farmacéutico, etc.) */
.disertante-tagline {
    font-family: 'Roboto', sans-serif;
    font-weight: 500;
    font-size: 12px;
    line-height: 20px;
    letter-spacing: 0.4px;
    color: #666666;
    text-transform: uppercase;
}

/* Nombre del Disertante */
.disertante-name {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 18px;
    line-height: 24px;
    letter-spacing: 0.15px;
    color: #ffffff;
}

/* Cargo o Institución */
.disertante-cargo {
    font-family: 'Roboto', sans-serif;
    font-weight: 300;
    font-size: 16px;
    line-height: 20px;
    letter-spacing: 0.4px;
    color: #ffffff;
}

.disertantes-fab {
    display: none;
}

/* --- RESPONSIVE --- */
@media (max-width: 1200px) {
    .disertantes-container {
        padding-left: 40px;
        padding-right: 40px;
    }
}

@media (max-width: 992px) {
    .disertantes-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 70px;
    }
}

@media (max-width: 500px) {
    .disertantes-section {
        padding-bottom: 120px;
    }

    .disertantes-fab {
        display: flex;
        align-items: center;
        justify-content: center;
        position: sticky;
        bottom: 24px;
        z-index: 50;
        margin: 24px auto 0;
        width: fit-content;
        min-width: 200px;
        padding: 14px 28px;
        background-color: #4CA845;
        color: #FFFFFF;
        font-family: 'Roboto', sans-serif;
        font-weight: 500;
        font-size: 16px;
        line-height: 20px;
        letter-spacing: 0.2px;
        text-align: center;
        text-decoration: none;
        border-radius: 100px;
        box-shadow: 0 4px 20px rgba(76, 168, 69, 0.4);
        transition: transform 0.2s ease, box-shadow 0.2s ease;
    }

    .disertantes-fab:active {
        transform: scale(0.97);
    }
}

@media (max-width: 768px) {
    .disertantes-section {
        padding-top: 64px;
        padding-bottom: 64px;
        border-radius: 48px;
        margin-top: -48px;
    }

    .disertantes-container {
        padding-left: 20px;
        padding-right: 20px;
    }

    .disertantes-main-title {
        font-size: 32px;
        line-height: 40px;
    }

    .disertantes-grid {
        grid-template-columns: 1fr;
        /* 1 por fila en celulares */
        max-width: 320px;
        margin: 0 auto;
    }
}