@keyframes slide-down{0%{opacity:0;transform:translateY(-10px);max-height:0}to{opacity:1;transform:translateY(0);max-height:500px}}.animate-slide-down{animation:slide-down .3s ease-out forwards}@keyframes pulse-ring{0%{transform:scale(.8);opacity:1}50%{transform:scale(1.2);opacity:.3}to{transform:scale(1.5);opacity:0}}.animate-pulse-ring{animation:pulse-ring 2s infinite}.filter-button{position:relative;overflow:hidden}.filter-button:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;background:rgba(255,255,255,.2);border-radius:50%;transition:all .3s ease;transform:translate(-50%,-50%)}.filter-button:hover:before{width:100%;height:100%}.search-loading{position:relative}.search-loading:after{content:"";position:absolute;top:50%;right:12px;width:16px;height:16px;border:2px solid #f3f3f3;border-top-color:#22c55e;border-radius:50%;animation:spin 1s linear infinite;transform:translateY(-50%)}@keyframes spin{0%{transform:translateY(-50%) rotate(0deg)}to{transform:translateY(-50%) rotate(1turn)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.news-results-enter{animation:fadeInUp .4s ease-out}.news-results-loading{opacity:.6;transition:opacity .3s ease}.filter-button:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.filter-button:disabled:hover:before{width:0;height:0}@keyframes slideInFromTop{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.loading-overlay{animation:slideInFromTop .3s ease-out}