.star-cell{position:absolute;left:0;top:0;width:12.5%;height:12.5%;display:flex;align-items:center;justify-content:center}.star-pulse{animation:star-pulse 1.4s ease-in-out infinite;filter:drop-shadow(0 0 6px rgba(250,204,21,.65))}@keyframes star-pulse{0%,to{transform:scale(.85);opacity:.85}50%{transform:scale(1.05);opacity:1}}.star-burst{animation:star-burst .45s ease-out forwards}@keyframes star-burst{0%{transform:scale(1);opacity:1}60%{transform:scale(1.7);opacity:.8}to{transform:scale(2.3);opacity:0}}.coach-word{display:inline-block;white-space:nowrap}.coach-char{display:inline-block;white-space:pre;opacity:0;animation:coach-char-in .16s ease-out forwards}@keyframes coach-char-in{0%{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}.piece-icon{display:block}.cg-wrap.piece-icon piece{position:static;display:block;width:100%;height:100%;background-size:contain;background-repeat:no-repeat;background-position:50%}.intro-piece{filter:drop-shadow(0 8px 18px rgba(0,0,0,.5));animation:intro-piece-in .6s cubic-bezier(.34,1.56,.64,1) both,intro-piece-float 3.2s ease-in-out .6s infinite}@keyframes intro-piece-in{0%{opacity:0;transform:translateY(-28px) scale(.6) rotate(-10deg)}to{opacity:1;transform:translateY(0) scale(1) rotate(0)}}@keyframes intro-piece-float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.intro-rise{animation:intro-rise .5s ease-out both}@keyframes intro-rise{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.lesson-shake{animation:lesson-shake .4s ease-in-out}@keyframes lesson-shake{10%,90%{transform:translateX(-4px)}20%,80%{transform:translateX(4px)}30%,50%,70%{transform:translateX(-7px)}40%,60%{transform:translateX(7px)}}.confetti-piece{position:absolute;top:-8%;width:8px;height:14px;border-radius:2px;opacity:.95;animation-name:confetti-fall;animation-timing-function:ease-in;animation-fill-mode:forwards}@keyframes confetti-fall{0%{transform:translateY(0) rotate(0deg);opacity:1}to{transform:translateY(340%) rotate(340deg);opacity:0}}.quiz-square{background:transparent;border:none;padding:0;cursor:pointer}.quiz-square:disabled{cursor:default}.quiz-square-picked{background:rgba(34,197,94,.35)}.quiz-square-wrong{animation:quiz-wrong-flash .4s ease}@keyframes quiz-wrong-flash{0%,to{background:transparent}40%{background:rgba(239,68,68,.45)}}@media (prefers-reduced-motion:reduce){.coach-char,.confetti-piece,.intro-piece,.intro-rise,.lesson-shake,.quiz-square-wrong,.star-burst,.star-pulse{animation:none!important}.coach-char{opacity:1}.star-burst{opacity:0}.confetti-piece{display:none}}