.sh-feed{list-style:none;margin:0;padding:0;height:calc(100svh - 9rem);overflow-y:auto;scroll-snap-type:y mandatory;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}
.sh-slide{height:calc(100svh - 9rem);scroll-snap-align:start;scroll-snap-stop:always;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem}
.sh-frame{width:min(100%,calc((100svh - 13rem) * 9 / 16 * 1.8));aspect-ratio:16/9;max-width:720px;background:#000;border-radius:12px;overflow:hidden;position:relative;contain:layout paint}
.sh-tap{all:unset;cursor:pointer;display:block;width:100%;height:100%;position:relative}.sh-tap img{width:100%;height:100%;object-fit:cover;display:block}
.sh-play{position:absolute;inset:auto auto 50% 50%;transform:translate(-50%,50%);font-size:2.5rem;color:#fff;text-shadow:0 2px 8px #000}
.sh-frame iframe{width:100%;height:100%;border:0;display:block}.sh-cap{max-width:720px;display:flex;flex-direction:column;gap:.2rem;padding:0 .5rem}