.lesson-comments{margin-top:38px;padding-top:30px;border-top:1px solid var(--line)}
.lesson-comments h2{font-size:26px;margin-bottom:8px}
.lesson-comments-intro{color:var(--muted);font-size:12px;margin-bottom:20px}
.lesson-comment{background:#fff;border:1px solid var(--line);border-radius:9px;padding:17px 19px;margin-bottom:12px}
.lesson-comment strong{display:block;font-size:12px;margin-bottom:6px}
.lesson-comment p{white-space:pre-line;overflow-wrap:anywhere;color:#6b7566;margin:0;font-size:13px}
.lesson-comment-form{display:flex;flex-direction:column;gap:11px;margin-top:18px}
.lesson-comment-form label{font-size:11px;color:var(--muted)}
.lesson-comment-form textarea{width:100%;min-height:92px;resize:vertical;border:1px solid var(--line);border-radius:7px;background:#fff;padding:12px;font:inherit;color:inherit}
.lesson-comment-form .button{align-self:flex-start}
.youtube-shell{position:relative;aspect-ratio:auto;padding:0;background:#101713}
.youtube-viewport{width:100%;aspect-ratio:16/9;overflow:hidden;background:#000}
.youtube-viewport iframe{pointer-events:none;width:100%;height:100%;transform:scale(1.16);transform-origin:center}
.youtube-controls{height:54px;display:flex;align-items:center;gap:12px;padding:0 16px;background:#17291f;color:#fff}
.youtube-controls button{width:32px;height:32px;border:0;border-radius:50%;background:#fff;color:#17291f;display:grid;place-items:center;font-size:12px;padding:0}
.youtube-controls span{font-size:10px;font-variant-numeric:tabular-nums;color:#dfe8dc}
.youtube-controls input{flex:1;accent-color:#d96840;cursor:pointer}