@keyframes lesson-stream-in{0%{opacity:0;transform:translateY(10px);filter:blur(3px)}to{opacity:1;transform:translateY(0);filter:blur(0px)}}@keyframes lesson-shimmer-sweep{0%{opacity:1;transform:translate(-100%)}to{opacity:0;transform:translate(100%)}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes progress-estimated-fill{0%{width:0%}to{width:90%}}@keyframes progress-complete{0%{width:90%}to{width:100%}}