.quiz-container{margin:40px auto;max-width:800px;padding:20px}.glass-card{backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:#ffffff1a!important;border:1px solid #fff3;border-radius:20px;box-shadow:0 8px 32px 0 #1f268726;color:#fff;padding:30px}.quiz-header{margin-bottom:30px;text-align:center}.quiz-header h4{color:#fff;font-weight:600;margin-bottom:15px}.quiz-timer-container{background:#fff3;border-radius:10px;height:12px;margin:20px 0;overflow:hidden;position:relative;width:100%}.quiz-timer-bar-value{background:linear-gradient(90deg,#00f2fe,#4facfe);border-radius:10px;height:100%;transition:width 1s linear,background-color .5s ease;width:100%}.quiz-timer-bar-value.warning{background:linear-gradient(90deg,#f6d365,#fda085)}.quiz-timer-bar-value.danger{background:linear-gradient(90deg,#ff0844,#ffb199)}.quiz-timer-text{color:#fff;font-size:1.1em;font-weight:700;margin-bottom:10px;text-align:center}.quiz-question-container{margin-bottom:40px;text-align:center}.quiz-question-image{border-radius:15px;box-shadow:0 4px 15px #0003;margin-bottom:20px;max-height:250px;object-fit:contain;width:100%}.quiz-question-text{font-size:1.4em;font-weight:500;line-height:1.5}.quiz-options-grid{display:grid;gap:15px;grid-template-columns:1fr 1fr;margin-bottom:30px}@media (max-width:768px){.quiz-options-grid{grid-template-columns:1fr}}.quiz-option{align-items:center;background:#ffffff1a;border:1px solid #ffffff4d;border-radius:15px;color:#fff;cursor:pointer;display:flex;font-size:1.1em;padding:15px 20px;transition:all .3s ease}.quiz-option:hover{background:#ffffff40;box-shadow:0 5px 15px #0000001a;transform:translateY(-2px)}.quiz-option.active{background:#fff6;border-color:#fff;box-shadow:0 0 15px #ffffff80;font-weight:600}.quiz-option-index{align-items:center;background:#0003;border-radius:50%;flex-shrink:0;font-weight:700;height:30px;margin-right:15px;width:30px}.quiz-footer,.quiz-option-index{display:flex;justify-content:center}.quiz-footer{border-top:1px solid #ffffff1a;padding-top:20px}.quiz-btn-next{align-items:center;background:#fff;border:none;border-radius:25px;color:#000;cursor:pointer;display:inline-flex;font-size:1.1em;font-weight:600;gap:10px;padding:12px 30px;transition:all .3s ease}.quiz-btn-next:hover{box-shadow:0 5px 20px #fff6;transform:scale(1.05)}.quiz-subquestion-title{border-bottom:1px solid #fff3;color:#ffffffe6;font-size:1.2em;font-weight:500;grid-column:1/-1;margin-bottom:5px;margin-top:15px;padding-bottom:5px}