/* Updates feed. Uses the chat theme tokens (--nc-*); :root:root keeps it above the Ops shell's button rules. */
:root:root .up-root{color:var(--nc-text);font:15px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--nc-soft2)}
:root:root .up-root *,:root:root .up-sheet *{box-sizing:border-box}
:root:root .up-root [hidden],:root:root .up-sheet [hidden]{display:none!important}
:root:root .up-phone{height:100%}
:root:root .up-phone .up-scroll{height:100%;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;touch-action:pan-y;padding:10px 10px 30px}
:root:root .up-desk{border:1px solid var(--nc-line);border-radius:14px;padding:16px}
:root:root .up-desk .up-scroll{max-width:680px;margin:0 auto}
:root:root .up-feed{display:grid;gap:12px}
:root:root .up-top{margin-bottom:12px}
:root:root .up-share{display:flex;align-items:center;gap:10px;width:100%;border:1px solid var(--nc-line);background:var(--nc-panel);color:var(--nc-muted);border-radius:14px;padding:12px 14px;font:inherit;text-align:left;cursor:pointer}
:root:root .up-card{background:var(--nc-panel);border:1px solid var(--nc-line);border-radius:14px;padding:14px;display:grid;gap:10px}
:root:root .up-card.new{box-shadow:inset 3px 0 0 var(--nc-accent)}
:root:root .up-card .up-head{display:flex;align-items:center;gap:10px;height:auto;margin:0;border:0;padding:0}
:root:root .up-card .up-head div{flex:1;min-width:0;display:grid}
:root:root .up-card .up-head small{color:var(--nc-muted);font-size:12px}
:root:root .up-pin{font-style:normal;font-size:12px;color:var(--nc-accent);font-weight:600}
:root:root .up-av{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;color:#fff;font-weight:700;font-size:14px;flex:none}
:root:root .up-av.sm{width:30px;height:30px;font-size:11px}
:root:root .up-more,:root:root .up-x{background:none;border:0;color:var(--nc-muted);font-size:18px;cursor:pointer;padding:2px 6px}
:root:root .up-card h3{margin:0;font-size:17px}
:root:root .up-body{margin:0;white-space:normal;overflow-wrap:anywhere;user-select:text;-webkit-user-select:text}
:root:root .up-body a{color:var(--nc-link)}
:root:root .up-grid{display:grid;gap:4px;border-radius:12px;overflow:hidden}
:root:root .up-grid.n2,:root:root .up-grid.n4{grid-template-columns:1fr 1fr}
:root:root .up-grid.n3{grid-template-columns:2fr 1fr;grid-template-rows:1fr 1fr}
:root:root .up-grid.n3 .up-img:first-child{grid-row:1/3}
:root:root .up-img{position:relative;display:block;background:var(--nc-soft);aspect-ratio:4/3}
:root:root .up-grid.n1 .up-img{aspect-ratio:auto}
:root:root .up-img img{width:100%;height:100%;object-fit:cover;display:block}
:root:root .up-grid.n1 .up-img img{max-height:520px;object-fit:contain;background:var(--nc-soft)}
:root:root .up-img span{position:absolute;inset:0;background:rgba(0,0,0,.45);color:#fff;display:grid;place-items:center;font-size:24px;font-weight:700}
:root:root .up-video{width:100%;max-height:520px;border-radius:12px;background:#000}
:root:root .up-card .up-foot{display:flex;gap:6px;align-items:center;border-top:1px solid var(--nc-line);padding-top:8px;flex-wrap:wrap}
:root:root .up-act,:root:root .up-seen{background:none;border:0;border-radius:8px;color:var(--nc-text);font:inherit;font-size:14px;padding:6px 10px;cursor:pointer}
:root:root .up-act:hover{background:var(--nc-soft)}
:root:root .up-act.on{color:var(--nc-red)}
:root:root .up-seen{margin-left:auto;color:var(--nc-muted);font-size:13px}
:root:root .up-seen:disabled{cursor:default}
:root:root .up-empty{text-align:center;color:var(--nc-muted);padding:40px 0}
:root:root .up-empty span{display:grid;place-items:center;width:84px;height:84px;margin:30px auto 14px;border-radius:50%;background:var(--nc-soft);font-size:34px}
:root:root .up-hint{color:var(--nc-muted);font-size:13px;margin:0}
:root:root .up-sheet{position:fixed;inset:0;z-index:900;background:rgba(15,22,30,.4);display:flex;align-items:flex-end;justify-content:center}
:root:root .up-sheet-in{background:var(--nc-panel);color:var(--nc-text);width:100%;max-width:560px;border-radius:20px 20px 0 0;padding:18px 16px calc(20px + env(safe-area-inset-bottom));display:grid;gap:12px;max-height:90vh;overflow:auto;overscroll-behavior:contain;box-shadow:var(--nc-shadow);font:15px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}
@media (min-width:801px){:root:root .up-sheet{align-items:center}:root:root .up-sheet-in{border-radius:16px}}
:root:root .up-sheet-in h3{margin:0;font-size:18px}
:root:root .up-sheet-in h4{margin:6px 0 0;font-size:14px;color:var(--nc-muted)}
:root:root .up-f{display:grid;gap:5px;color:var(--nc-muted);font-size:13px}
:root:root .up-f input,:root:root .up-f textarea,:root:root .up-cmt textarea{width:100%;background:var(--nc-input);color:var(--nc-text);border:1px solid var(--nc-line);border-radius:10px;padding:10px;font:inherit;font-size:16px}
:root:root .up-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
:root:root .up-col{display:grid;gap:8px}
:root:root .up-btn{font:inherit;font-weight:600;border-radius:10px;border:1px solid var(--nc-line);background:var(--nc-panel);color:var(--nc-text);padding:10px 14px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
:root:root .up-btn.primary{background:var(--nc-accent);border-color:var(--nc-accent);color:#fff}
:root:root .up-btn.danger{color:var(--nc-red)}
:root:root .up-btn:disabled{opacity:.55}
:root:root .up-check{display:flex;align-items:center;gap:8px;color:var(--nc-text)}
:root:root .up-aud{border:1px solid var(--nc-line);border-radius:10px;padding:8px 12px;display:grid;gap:6px;margin:0}
:root:root .up-aud legend{color:var(--nc-muted);padding:0 4px;font-size:13px}
:root:root .up-groups{display:grid;gap:4px;padding-left:8px}
:root:root .up-previews{display:flex;flex-wrap:wrap;gap:6px}
:root:root .up-thumb{background:var(--nc-soft);border-radius:8px;padding:5px 8px;font-size:13px;display:inline-flex;gap:6px;align-items:center}
:root:root .up-thumb button{background:none;border:0;color:var(--nc-muted);cursor:pointer}
:root:root .up-progress{width:100%}
:root:root .up-err{color:var(--nc-red);margin:0}
:root:root .up-comments{display:grid;gap:10px;max-height:50vh;overflow:auto}
:root:root .up-comment{display:flex;gap:8px;align-items:flex-start}
:root:root .up-comment div{flex:1;min-width:0}
:root:root .up-comment small{color:var(--nc-muted)}
:root:root .up-comment p{margin:2px 0 0;background:var(--nc-soft);border-radius:12px;padding:7px 10px;overflow-wrap:anywhere}
:root:root .up-cmt{flex-wrap:nowrap}
:root:root .up-cmt textarea{border-radius:20px;resize:none}
:root:root .up-list{display:grid;gap:6px}
:root:root .up-list small{color:var(--nc-muted)}
:root:root .up-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--nc-line);margin-right:8px}
:root:root .up-dot.on{background:var(--nc-green)}
:root:root .up-flash{position:fixed;left:50%;bottom:calc(90px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:950;background:#1f2933;color:#fff;border-radius:999px;padding:9px 16px;font:600 13px -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}