.royal-comment-youtube { width:100%; max-width:560px; margin:12px 0; clear:both; overflow:hidden; }
.royal-comment-youtube .royal-yt-stage { position:relative; width:100%; aspect-ratio:16/9; min-height:200px; background:#111; border-radius:8px; overflow:hidden; }
.royal-comment-youtube .royal-yt-play { display:block; position:absolute; inset:0; width:100%; height:100%; padding:0; border:0; border-radius:0; background:#111; cursor:pointer; }
.royal-comment-youtube .royal-yt-play img { display:block; width:100%; height:100%; max-width:none; max-height:none; margin:0; object-fit:contain; }
.royal-comment-youtube .royal-yt-play img[hidden] { display:none; }
.royal-comment-youtube .royal-yt-label { position:absolute; left:50%; top:50%; transform:translate(-50%,-50%); padding:10px 20px; border-radius:12px; color:#fff; background:#d90000; font-size:16px; line-height:1.5; white-space:nowrap; }
.royal-comment-youtube .royal-yt-play:focus-visible { outline:3px solid #448aff; outline-offset:-3px; }
.royal-comment-youtube iframe { position:absolute; inset:0; width:100%; height:100%; border:0; }
.royal-comment-youtube > a { display:inline-block; margin-top:5px; font-size:13px; overflow-wrap:anywhere; }