.quiz-screen.fade-out{animation:fadeOut .4s ease-in-out forwards}.answer-btn{display:block;width:100%;padding:12px 15px;background-color:white;border:2px solid var(--quiz-primary-color);color:var(--quiz-primary-color);border-radius:8px;cursor:pointer;font-size:1em;text-align:left;transition:all .3s ease;position:relative}.answer-btn:hover:not(:disabled){background-color:var(--quiz-primary-color);color:white;transform:translateY(-2px);box-shadow:0 3px 8px rgba(0,0,0,.1)}.answer-btn:disabled{cursor:not-allowed;opacity:.7}.answer-btn.correct{background-color:var(--quiz-correct-color);border-color:var(--quiz-correct-color);color:white;font-weight:700}.answer-btn.incorrect{background-color:var(--quiz-incorrect-color);border-color:var(--quiz-incorrect-color);color:white;font-weight:700}.answer-btn.correct::after,.answer-btn.incorrect::after{content:"";display:inline-block;width:20px;height:20px;position:absolute;right:15px;top:50%;transform:translateY(-50%);background-size:contain;background-repeat:no-repeat}.answer-btn.correct::after{content:"✔";color:white;font-size:1.2em}.answer-btn.incorrect::after{content:"✖";color:white;font-size:1.2em}.feedback.correct{color:var(--quiz-correct-color);animation:pulse .5s}.feedback.incorrect{color:var(--quiz-incorrect-color);animation:shake .5s}