.activity-note{position:fixed;right:20px;bottom:20px;z-index:80;box-sizing:border-box;width:min(280px,calc(100vw - 32px));display:flex;align-items:flex-start;gap:8px;padding:10px;background:#151c28;color:#edf2fa;border:1px solid #465267;border-radius:14px;box-shadow:0 8px 30px #0005;animation:activity-in .8s ease-out}.activity-note[hidden]{display:none}.activity-note a{display:flex;align-items:center;gap:10px;flex:1;min-width:0;color:inherit;text-decoration:none}.activity-note a>span{display:grid;gap:4px;min-width:0;flex:1}.activity-thumb{width:46px;height:46px;flex:none;object-fit:cover;border-radius:9px;background:#263246}.activity-note strong{overflow-wrap:anywhere;font-size:13px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.activity-note small,.activity-note span{font-size:12px;color:#bac7d9}.activity-note button{flex:none;width:36px;height:36px;border:0;border-radius:8px;background:#263246;color:#fff;font-size:24px;cursor:pointer}.activity-note a:focus-visible,.activity-note button:focus-visible{outline:2px solid #7dd3fc;outline-offset:3px}.activity-note.is-leaving{animation:activity-out .8s ease-in forwards;pointer-events:none}@keyframes activity-in{from{opacity:0;transform:translateX(35px)}to{opacity:1;transform:none}}@keyframes activity-out{0%{opacity:1;transform:translateX(0);filter:blur(0)}50%{opacity:.8;transform:translateX(18px);filter:blur(1px)}100%{opacity:0;transform:translateX(45px);filter:blur(6px)}}@media(max-width:640px){.activity-note{right:16px;bottom:calc(16px + env(safe-area-inset-bottom));padding:10px}.activity-note button{width:44px;height:44px}}@media(prefers-reduced-motion:reduce){.activity-note,.activity-note.is-leaving{animation:none}.activity-note.is-leaving{opacity:0}}