.app-activity-stack { position:fixed; top:94px; right:20px; z-index:150; width:min(340px,calc(100vw - 32px)); display:flex; flex-direction:column; gap:10px; pointer-events:none; }
.app-activity-notice { display:flex; align-items:center; gap:14px; background:#1b1b1b; border:1px solid #ff611a4d; border-left:3px solid #ff611a; padding:14px 12px 14px 17px; border-radius:10px; box-shadow:0 10px 28px #0007; pointer-events:auto; animation:app-activity-enter .3s ease both; }
.app-activity-notice p { flex:1; margin:0; color:#eee; font:400 13px/1.6 Rubik,sans-serif; overflow-wrap:anywhere; }
.app-activity-close { display:flex; align-items:center; justify-content:center; background:none; border:0; color:#999; width:28px; height:32px; padding:0; flex-shrink:0; cursor:pointer; }
.app-activity-close:hover { color:#ff611a; }
.app-activity-leaving { animation:app-activity-exit .18s ease both; }
@keyframes app-activity-enter { from { opacity:0;transform:translateY(-18px); } to { opacity:1;transform:translateY(0); } }
@keyframes app-activity-exit { to { opacity:0;transform:translateY(-10px); } }
@media(max-width:800px) { .app-activity-stack { right:12px;top:90px;width:calc(100vw - 24px); } .app-activity-close { width:36px;height:44px; } }
@media(prefers-reduced-motion:reduce) { .app-activity-notice,.app-activity-leaving { animation:none; } }