.act-feed{flex-direction:column;gap:18px;display:flex}.act-row{align-items:flex-start;gap:12px;display:flex}.act-icon{background:var(--wh-surface-2,#0f172a0a);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;display:flex}.act-content{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.act-head{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.act-text{color:var(--wh-text,#0f172a);font-size:13px;line-height:1.4}.act-text strong{font-weight:600}.act-time{color:var(--wh-text-muted,#94a3b8);white-space:nowrap;flex-shrink:0;font-size:11px}.act-sub{color:var(--wh-text-muted,#64748b);font-size:12px}.act-changes{background:var(--wh-surface-2,#0f172a08);color:var(--wh-text,#0f172a);border-radius:8px;flex-direction:column;gap:4px;margin:2px 0 0;padding:6px 10px;font-size:12px;list-style:none;display:flex}.act-field{color:var(--wh-text-muted,#64748b);font-weight:600}.act-old{color:var(--wh-text-muted,#94a3b8);text-decoration:line-through}.act-new{color:var(--wh-text,#0f172a);font-weight:600}.act-backfill{color:var(--wh-text-muted,#94a3b8);font-size:11px;font-style:italic}.act-hint{color:var(--wh-text-muted,#64748b);font-size:13px}.act-empty{color:var(--wh-text-muted,#64748b);flex-direction:column;align-items:center;gap:8px;padding:40px 0;font-size:13px;display:flex}