.topbar h1.video-page-title{font-size:clamp(24px,2.9vw,38px);letter-spacing:-.02em;margin:14px 0 10px;font-weight:600}
.video-lesson{max-width:900px;margin:0 auto;padding:8px 0 40px}
.video-frame{position:relative;width:100%;aspect-ratio:16/9;background:linear-gradient(135deg,#16131a,#0c0a0e);border:1px solid rgba(255,106,36,.28);border-radius:14px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.45)}
.video-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;padding:20px}
.vp-play{width:64px;height:64px;border-radius:50%;background:rgba(255,106,36,.15);border:1px solid rgba(255,106,36,.55);color:#ff6a24;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:6px;box-shadow:0 0 24px rgba(255,106,36,.25)}
.vp-title{color:#fff;font-size:18px;font-weight:600;margin:0}
.vp-sub{color:#9a9aa6;font-size:13px;margin:0}
.video-player-wrap{position:absolute;inset:0}
.video-player-wrap .video-js{width:100%;height:100%}
.video-caption{padding:18px 4px 0}
.video-caption h2{color:#fff;font-size:20px;margin:0 0 6px;font-weight:700;line-height:1.4}
.video-caption p{color:#c9c0b8;font-size:14px;margin:0;line-height:1.6}
.video-back{margin-top:22px}
@media(max-width:760px){.video-lesson{padding:4px 0 28px}.vp-title{font-size:16px}.video-caption h2{font-size:18px}}