.feed-viewport{height:min(78dvh,850px);min-height:360px;overflow-y:auto;scroll-snap-type:y mandatory;border-radius:12px}.feed-viewport:empty{display:none}.feed-viewport:focus-visible{outline:3px solid #b58943;outline-offset:3px}.feed-viewport>.feed-post{height:100%;margin:0;padding:16px;overflow-y:auto;scroll-snap-align:start;scroll-snap-stop:always;border:1px solid var(--line);background:var(--panel)}.feed-post>nav{display:flex;justify-content:space-between;gap:12px}.feed-post>nav button{min-height:48px}.feed-video-placeholder{width:100%;aspect-ratio:16 / 9;display:grid;place-items:center;padding:16px;background:var(--soft);color:var(--text)}