#scd-course-sidebar .sidebar-video{position:relative;overflow:hidden;border-radius:6px;background:#0a3d5c;cursor:pointer}#scd-course-sidebar .sidebar-video .play-intro{display:block;position:relative;text-decoration:none;color:inherit}#scd-course-sidebar .sidebar-video .play-intro-thumb{display:block;width:100%;aspect-ratio:16 / 9;object-fit:cover;transition:opacity 0.3s}#scd-course-sidebar .sidebar-video .play-intro:hover .play-intro-thumb{opacity:.75}#scd-course-sidebar .sidebar-video .play-intro-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:rgb(10 61 92 / .45);transition:background 0.3s}#scd-course-sidebar .sidebar-video .play-intro:not(:has(.play-intro-thumb)) .play-intro-overlay{position:relative;padding:40px 20px;background:#fff0}#scd-course-sidebar .sidebar-video .play-intro:hover .play-intro-overlay{background:rgb(10 61 92 / .65)}#scd-course-sidebar .sidebar-video .play-intro-overlay i{font-size:52px;color:#fff;line-height:1;text-shadow:0 2px 12px rgb(0 0 0 / .5);transition:transform 0.25s}#scd-course-sidebar .sidebar-video .play-intro:hover .play-intro-overlay i{transform:scale(1.12)}#scd-course-sidebar .sidebar-video .play-intro-overlay p{margin:0;color:rgb(255 255 255 / .85);font-size:14px;text-align:center}.eb-video-modal{display:none;position:fixed;inset:0;z-index:99999;align-items:center;justify-content:center}.eb-video-modal.is-open{display:flex}.eb-video-modal-overlay{position:absolute;inset:0;background:rgb(0 0 0 / .8);cursor:pointer;animation:eb-fade-in 0.2s ease}.eb-video-modal-inner{position:relative;z-index:1;width:90%;max-width:860px;animation:eb-scale-in 0.25s ease}.eb-video-modal-frame{position:relative;padding-top:56.25%;background:#000;border-radius:6px;overflow:hidden}.eb-video-modal-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:none}.eb-video-modal-close{position:absolute;top:-40px;right:0;background:none;border:none;color:#fff;font-size:26px;cursor:pointer;line-height:1;padding:4px;transition:opacity 0.2s}.eb-video-modal-close:hover{opacity:.7}@keyframes eb-fade-in{from{opacity:0}to{opacity:1}}@keyframes eb-scale-in{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}