.speaker-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
    transition: 0.3s;
    max-width: 350px;
    margin: auto;
}

.speaker-card:hover {
    transform: translateY(-8px);
}

/* IMAGE */
.speaker-img {
    position: relative;
}

.speaker-img img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

/* OVERLAY TITLE */
.overlay-title {
    position: absolute;
    bottom: 0;
    width: 100%;
    background: rgba(11, 89, 128, 0.9);
    color: #fff;
    padding: 8px;
    font-size: 14px;
    text-align: center;
}

/* CONTENT */
.speaker-content {
    padding: 20px;
}

.affiliation {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 8px;
}

.talk-title {
    font-size: 15px;
    font-weight: 600;
    color: #0b5980;
}

/* BUTTON */
.toggle-btn {
    margin-top: 12px;
    background: linear-gradient(135deg, #0284c7, #38bdf8);
    border: none;
    color: #fff;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    cursor: pointer;
}

/* HIDDEN SECTION */
.speaker-details {
    display: none;
    padding: 20px;
    border-top: 1px solid #eee;
    text-align: left;
    font-size: 14px;
}

.toggle-btn-minimal {
    margin-top: 15px;
    background: transparent;
    border: none;
    font-size: 14px;
    color: #0284c7;
    cursor: pointer;

    display: inline-flex;
    align-items: center;
    gap: 8px;

    font-weight: 600;
    transition: 0.3s;
}

.toggle-btn-minimal i {
    font-size: 16px;
}

.toggle-btn-minimal:hover {
    color: #0b5980;
}


.speakers_area .row {
    display: flex;
    flex-wrap: wrap;
}

.speakers_area .col-lg-4 {
    display: flex;
}

.speaker-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    width: 100%;
}

.speaker-content {
    flex-grow: 1;
}

.speaker-details {
    margin-top: auto;
}

.speaker-details {
    display: none;
}