*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:Arial, sans-serif;
    background:#0b0b0b;
    color:#fff;
}

.container{
    width:90%;
    max-width:1400px;
    margin:auto;
}

.speaker-section{
    padding:80px 0;
}

.section-title{
    text-align:center;
    margin-bottom:60px;
}

.section-title h1{
    font-size:50px;
    color:#c6ff00;
    margin-bottom:10px;
}

.section-title p{
    color:#999;
    font-size:18px;
}

.speaker-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:30px;
}

.speaker-card{
    background:#151515;
    border-radius:20px;
    overflow:hidden;
    transition:0.4s;
    border:1px solid rgba(255,255,255,0.08);
}

.speaker-card:hover{
    transform:translateY(-10px);
}

.speaker-image{
    height:350px;
    overflow:hidden;
}

.speaker-image img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:0.5s;
}

.speaker-card:hover img{
    transform:scale(1.05);
}

.speaker-content{
    padding:25px;
}

.speaker-content h3{
    font-size:24px;
    margin-bottom:10px;
    line-height:1.4;
}

.speaker-content h4{
    color:#c6ff00;
    font-size:18px;
    margin-bottom:10px;
}

.location{
    color:#aaa;
    margin-bottom:20px;
    line-height:1.6;
}

.email-btn{
    display:inline-block;
    padding:12px 22px;
    background:#c6ff00;
    color:#000;
    text-decoration:none;
    border-radius:10px;
    font-weight:bold;
    transition:0.3s;
}

.email-btn:hover{
    background:#fff;
}

@media(max-width:768px){

    .section-title h1{
        font-size:36px;
    }

    .speaker-image{
        height:280px;
    }

}