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pulse}.error{color:#ff6b6b;background:#ff6b6b1a;border-radius:12px;max-width:500px;margin:20px auto;padding:20px;font-size:20px;font-weight:600}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes bounceIn{0%{opacity:0;transform:scale(.3)}50%{opacity:1;transform:scale(1.05)}70%{transform:scale(.9)}to{transform:scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.kanji-card:first-child{animation-delay:50ms}.kanji-card:nth-child(2){animation-delay:.1s}.kanji-card:nth-child(3){animation-delay:.15s}.kanji-card:nth-child(4){animation-delay:.2s}.kanji-card:nth-child(5){animation-delay:.25s}.kanji-card:nth-child(6){animation-delay:.3s}@media 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