.event-card{border:1px solid #e5e7eb;border-radius:12px;overflow:hidden;transition:all .3s ease;background:#fff}.event-card:hover{transform:translateY(-5px);box-shadow:0 4px 12px #0000001a}.event-card img{width:100%;height:180px;-o-object-fit:cover;object-fit:cover;border-bottom:1px solid #eee}.event-info{padding:15px}.event-info h6{color:#0d6efd;font-weight:600;margin-bottom:8px}.event-meta{font-size:14px;color:#6c757d}.event-meta i{color:#0d6efd;margin-right:5px}.nav-pills .nav-link{border-radius:6px;font-weight:500;padding:6px 20px}.nav-pills .nav-link.active{background-color:#0d6efd}.speaker-card iframe{height:100%!important}.video-sound-btn{position:absolute;bottom:100px;left:20px;z-index:10;background:#f3cc5a;color:#fff;border:none;width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:18px}.video-sound-btn:hover{background:#000c}.popup-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;display:flex;align-items:center;justify-content:center;visibility:hidden;opacity:0;transition:opacity .4s ease;z-index:9999}.popup-overlay.active{visibility:visible;opacity:1}.popup-content{position:relative;background:#fff;border-radius:10px;overflow:hidden;transform:scale(.5);transition:transform .5s ease}.popup-overlay.active .popup-content{transform:scale(1)}.popup-image{max-width:90vw;max-height:80vh;display:block}.popup-close{position:absolute;top:10px;right:15px;font-size:30px;color:#333;cursor:pointer}