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#007aff26}.attachment-menu{animation:menuSlideUp .2s cubic-bezier(.4,0,.2,1)}@keyframes menuSlideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.effects-picker{animation:pickerPop .25s cubic-bezier(.34,1.56,.64,1)}@keyframes pickerPop{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.chat-messages,.conversations,.sidebar-content{scroll-behavior:smooth}::selection{background:#007aff33}.attachment-image{transition:all .2s}.attachment-image:hover{transform:scale(1.02);box-shadow:0 4px 16px #00000026}.reaction-picker{animation:reactionPop .2s cubic-bezier(.34,1.56,.64,1)}@keyframes reactionPop{0%{opacity:0;transform:scale(.8) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.date-separator span{transition:all .2s}.date-separator:hover span{background:var(--hover-bg);transform:scale(1.02)}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.loading-shimmer{background:linear-gradient(90deg,var(--sidebar-bg) 25%,var(--hover-bg) 50%,var(--sidebar-bg) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}