.ponente-card-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2rem;
    height: 500px;
}

/* Círculo de la foto */
.ponente-photo-circle {
    width: 280px;
    height: 280px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    z-index: 2;
    position: relative;
    margin-bottom: -150px; /* Superponer con la card */
    border: 5px solid #2c3e50;
}

/* Card de información */
.ponente-info-card {
    background: #2c3e50;
    border-radius: 20px;
    width: 100%;
    max-width: 280px;
    min-height: 220px;
    box-shadow: 0 12px 30px rgba(44, 62, 80, 0.3);
    position: relative;
    z-index: 1;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.ponente-info-content {
    padding: 180px 20px 25px 20px;
    text-align: center;
}

/* Nombre del ponente */
.ponente-name {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.2;
}

/* Efectos hover */
.ponente-card-container:hover .ponente-info-card {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(44, 62, 80, 0.4);
}

.ponente-card-container:hover .ponente-photo-circle {
    transform: scale(1.05);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.25);
}

/* Responsive */
@media (max-width: 768px) {
    .ponente-card-container {
        height: 350px;
        margin-bottom: 1.5rem;
    }

    .ponente-photo-circle {
        width: 150px;
        height: 150px;
        margin-bottom: -50px;
    }

    .ponente-info-card {
        min-height: 200px;
        max-width: 250px;
    }

    .ponente-info-content {
        padding: 60px 15px 20px 15px;
    }

    .ponente-name {
        font-size: 1.1rem;
        margin-bottom: 12px;
    }

    .ponente-description {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .ponente-card-container {
        height: 380px;
    }

    .ponente-photo-circle {
        width: 130px;
        height: 130px;
        margin-bottom: -45px;
    }

    .ponente-info-card {
        min-height: 220px;
        max-width: 220px;
    }

    .ponente-info-content {
        padding: 55px 12px 18px 12px;
    }

    .ponente-name {
        font-size: 1rem;
    }

    .ponente-description {
        font-size: 0.8rem;
    }
}