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(prefers-reduced-motion:reduce){.quiz-progress-bar>span{transition:none}}.quiz-hub{max-width:42rem;margin:0 auto;padding:2rem 1rem 4rem}.quiz-hub h1{font-size:1.5rem;font-weight:800;color:var(--color-ink)}.quiz-hub-lead{margin-top:.5rem;color:var(--color-body);line-height:1.8}.quiz-hub-list{display:grid;gap:.75rem;margin-top:1.5rem}.quiz-hub-card{display:flex;flex-direction:column;gap:.25rem;min-height:44px;padding:1rem;border:1px solid var(--color-border);border-radius:16px;background:var(--color-white);text-decoration:none}.quiz-hub-card-label{font-weight:800;color:var(--color-ink)}.quiz-hub-card-desc{font-size:.875rem;line-height:1.7;color:var(--color-body)}.quiz-set-title{max-width:42rem;margin:0 auto;padding:2rem 1rem 0;font-size:1.375rem;font-weight:800;color:var(--color-ink)}.quiz-result-kicker{font-size:.875rem;font-weight:700;color:var(--color-muted)}.quiz-result-invite{margin-top:.75rem;color:var(--color-body)}.quiz-result-other{display:inline-flex;align-items:center;gap:.25rem;min-height:44px;margin-top:.75rem;color:var(--color-navy);font-weight:700}.quiz-choice,.quiz-hub-card,.quiz-next,.quiz-retry,.quiz-share-btn,.quiz-start-btn{transition:transform .12s ease}.quiz-choice:not(:disabled):active,.quiz-hub-card:active,.quiz-next:active,.quiz-retry:active,.quiz-share-btn:active,.quiz-start-btn:active{transform:scale(.97)}.quiz-hub-card:hover{transform:translateY(-2px)}.quiz-hub-list>li{animation:quizRise .4s cubic-bezier(.2,.8,.2,1) both}.quiz-hub-list>li:nth-child(2){animation-delay:60ms}.quiz-hub-list>li:nth-child(3){animation-delay:.12s}.quiz-start .quiz-start-lead{animation:quizRise .4s cubic-bezier(.2,.8,.2,1) both}.quiz-start .quiz-start-meta{animation:quizRise .4s cubic-bezier(.2,.8,.2,1) 60ms both}.quiz-start .quiz-start-btn{animation:quizRise .4s cubic-bezier(.2,.8,.2,1) .12s both}.quiz-start-btn{position:relative}.quiz-start-btn:after{content:"";position:absolute;inset:0;border-radius:999px;border:2px solid var(--color-amber);opacity:0;pointer-events:none;animation:quizPulseRing 2.4s ease-out infinite}.quiz-card{animation:quizSlideIn .28s ease-out both;scroll-margin-top:3rem}.quiz-progress-count{transform-origin:left center;animation:quizCountPop .24s ease-out}.quiz-choice.is-correct{animation:quizPop .4s cubic-bezier(.2,.8,.2,1)}.quiz-choice.is-wrong{animation:quizShake .36s ease-in-out}.quiz-choice.is-correct .quiz-choice-mark,.quiz-choice.is-wrong .quiz-choice-mark{animation:quizMarkIn .3s cubic-bezier(.2,.8,.2,1)}.quiz-feedback{animation:quizRise .32s cubic-bezier(.2,.8,.2,1)}.quiz-feedback-head>svg{animation:quizMarkIn .36s cubic-bezier(.2,.8,.2,1)}.quiz-verdict>span{display:inline-block;animation:quizMarkIn .3s cubic-bezier(.2,.8,.2,1) 60ms 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both}.quiz-summary.is-live .quiz-retry{animation:quizRise .4s cubic-bezier(.2,.8,.2,1) .75s both}.quiz-summary.is-live .quiz-review{animation:quizRise .4s cubic-bezier(.2,.8,.2,1) .85s both}.quiz-confetti{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:1}.quiz-confetti-piece{position:absolute;top:1.5rem;width:8px;height:12px;border-radius:2px;animation:quizConfetti 1.2s ease-out both}.quiz-confetti.is-gold .quiz-confetti-piece{width:10px;height:14px}@keyframes quizRise{0%{transform:translateY(12px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes quizSlideIn{0%{transform:translateX(24px);opacity:0}to{transform:translateX(0);opacity:1}}@keyframes quizCountPop{0%{transform:scale(1.25);opacity:.4}to{transform:scale(1);opacity:1}}@keyframes quizPop{0%{transform:scale(1)}35%{transform:scale(1.04)}70%{transform:scale(.99)}to{transform:scale(1)}}@keyframes quizShake{0%,to{transform:translateX(0)}20%{transform:translateX(-5px)}40%{transform:translateX(5px)}60%{transform:translateX(-3px)}80%{transform:translateX(3px)}}@keyframes quizMarkIn{0%{transform:scale(.3);opacity:0}60%{transform:scale(1.25)}to{transform:scale(1);opacity:1}}@keyframes quizStamp{0%{transform:scale(1.6);opacity:0}to{transform:scale(1);opacity:1}}@keyframes quizConfetti{0%{transform:translateZ(0) rotate(0deg) scale(var(--sc,1));opacity:1}70%{opacity:1}to{transform:translate3d(var(--dx,0),var(--dy,160px),0) rotate(var(--rot,1turn)) scale(var(--sc,1));opacity:0}}@keyframes quizPulseRing{0%,to{transform:scale(1);opacity:0}15%{opacity:.55}60%{transform:scale(1.05);opacity:0}}@media (prefers-reduced-motion:reduce){.quiz-hub *,.quiz-play *,.quiz-start *,.quiz-start-btn:after,.quiz-summary *{animation:none!important;transition:none!important}.quiz-confetti{display:none}}