.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.video-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px;align-items:center}.video-layout h2{font-size:clamp(32px,3vw,43px)}.video-layout .wide-lead{font-size:16px;margin:23px 0 25px}.video-layout video{width:100%;aspect-ratio:16/9;display:block;background:#0a0f1a;border:1px solid #d0d7dd;box-shadow:0 20px 45px -30px #0a0f1a50}.video-caption{font-size:11px;line-height:1.8;color:var(--muted)}
@media(max-width:800px){.video-layout{grid-template-columns:1fr;gap:25px}.video-layout h2{max-width:600px}.video-caption{max-width:520px}}

.lab-visual{display:flex;flex-direction:column}.lab-sheet{order:1}.sheet-tabs{order:2}.teacher-name{color:#465A73}.lab-sheet:focus-visible{outline:3px solid var(--slate);outline-offset:7px}