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h2{font-size:2.5rem;margin-bottom:1rem}.countdown-display{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem}.countdown-number{font-size:8rem;font-weight:900;color:#fff;text-shadow:0 0 30px rgba(255,255,255,.8);animation:pulse 1s ease-in-out infinite;line-height:1}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.1);opacity:.9}}.countdown-text{font-size:2rem;font-weight:600;color:#ffffffe6;text-transform:uppercase;letter-spacing:3px}.question-screen,.reveal-screen{background:#fff;border-radius:20px;padding:1.5rem;color:#333;box-shadow:0 10px 40px #0003;display:flex;flex-direction:column;flex:1;min-height:0;overflow-y:auto}.question-screen.has-image,.reveal-screen.has-image{padding:1rem}.question-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:.75rem;border-bottom:2px solid #e0e0e0;flex-shrink:0}.question-number{font-size:1.2rem;font-weight:600;color:#666}.timer{display:flex;align-items:center;justify-content:center}.timer-circle{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.2rem;font-weight:700;box-shadow:0 4px 15px #667eea66}.points{font-size:1.2rem;font-weight:600;color:#4caf50}.question-image{margin:1rem 0;text-align:center;flex-shrink:0}.question-image img{max-width:100%;max-height:200px;border-radius:12px;box-shadow:0 4px 15px #0000001a;object-fit:contain}.question-text{margin:1rem 0;flex-shrink:0}.question-text h2{font-size:1.5rem;font-weight:700;line-height:1.3;color:#333;margin:0}.answers-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:1rem;flex:1;min-height:0}.answer-card{display:flex;align-items:center;gap:.75rem;padding:1rem;border-radius:12px;color:#fff;font-weight:600;font-size:1rem;cursor:pointer;transition:all .2s ease;position:relative;min-height:0;flex:1}.answer-card:hover{transform:translateY(-4px);box-shadow:0 8px 20px #0000004d}.answer-card.locked{border:4px solid #FFD700;box-shadow:0 0 20px #ffd70099}.answer-card.correct{border:4px solid #4CAF50;box-shadow:0 0 20px #4caf5099}.answer-shape{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:#fff3;border-radius:8px;font-weight:700;font-size:1.1rem;flex-shrink:0}.answer-shape.triangle{clip-path:polygon(50% 0%,0% 100%,100% 100%)}.answer-shape.diamond{clip-path:polygon(50% 0%,100% 50%,50% 100%,0% 50%)}.answer-shape.circle{border-radius:50%}.answer-shape.square{border-radius:4px}.answer-text{flex:1;font-size:.95rem;line-height:1.3}.locked-badge,.correct-badge{position:absolute;top:.5rem;right:.5rem;background:#000000b3;padding:.25rem .75rem;border-radius:20px;font-size:.85rem;font-weight:700}.correct-badge{background:#4caf50e6}.explanation-box{margin-top:1rem;padding:1rem;background:#f5f5f5;border-radius:12px;border-left:4px solid #667eea;flex-shrink:0}.question-left-panel .explanation-box{margin-top:auto}.explanation-box h3{margin:0 0 1rem;color:#667eea;font-size:1.2rem}.explanation-box p{margin:0;line-height:1.6;color:#555}.scores-display{margin-top:1rem;padding:1rem;background:#f5f5f5;border-radius:12px;flex-shrink:0;max-height:200px;overflow-y:auto}.question-right-panel .scores-display{margin-top:auto}.scores-display h3{margin:0 0 1rem;color:#333}.scores-list{display:flex;flex-direction:column;gap:.75rem}.score-item{display:flex;justify-content:space-between;padding:.75rem 1rem;background:#fff;border-radius:8px;font-weight:600}.final-scores{margin-top:2rem}.final-scores h3{font-size:2rem;margin-bottom:1.5rem}.question-split-layout{display:flex;gap:1.5rem;flex:1;min-height:0;margin-top:1rem}.question-left-panel{flex:1;display:flex;flex-direction:column;min-width:0;gap:1rem}.question-left-panel .question-text{flex-shrink:0}.question-left-panel .question-text h2{font-size:1.8rem;line-height:1.3;margin:0}.question-right-panel{flex:1;display:flex;flex-direction:column;min-width:0;gap:1rem;overflow:hidden}.question-image-large{flex:1;display:flex;align-items:center;justify-content:center;min-height:0;background:#f5f5f5;border-radius:12px;padding:1rem}.question-image-large img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:8px;box-shadow:0 4px 15px #0000001a}.answers-list{display:flex;flex-direction:column;gap:1rem;flex:1;min-height:0;overflow:hidden;justify-content:space-evenly}.answer-card-large{display:flex;align-items:center;gap:1rem;padding:1.5rem;border-radius:12px;color:#fff;font-weight:600;font-size:1.3rem;cursor:pointer;transition:all .2s ease;position:relative;flex:1;min-height:0}.answer-card-large:hover{transform:translateY(-4px);box-shadow:0 8px 20px #0000004d}.answer-card-large.locked{border:4px solid #FFD700;box-shadow:0 0 20px #ffd70099}.answer-card-large.correct{border:4px solid #4CAF50;box-shadow:0 0 20px #4caf5099}.answer-shape-large{width:60px;height:60px;display:flex;align-items:center;justify-content:center;background:#fff3;border-radius:8px;font-weight:700;font-size:1.8rem;flex-shrink:0}.answer-shape-large.triangle{clip-path:polygon(50% 0%,0% 100%,100% 100%)}.answer-shape-large.diamond{clip-path:polygon(50% 0%,100% 50%,50% 100%,0% 50%)}.answer-shape-large.circle{border-radius:50%}.answer-shape-large.square{border-radius:4px}.answer-text-large{flex:1;font-size:1.3rem;line-height:1.4;font-weight:600}.question-controls{display:flex;justify-content:center;gap:1rem;margin-top:1rem;padding-top:1rem;border-top:2px solid #e0e0e0;flex-shrink:0}.question-controls .control-btn{padding:.75rem 2rem;font-size:1.1rem;min-width:150px}.question-controls .control-btn:disabled{opacity:.5;cursor:not-allowed;background:#ccc!important}.question-controls .control-btn:disabled:hover{transform:none;box-shadow:none}.question-controls .reveal-btn{background:#ff9800;color:#fff}.question-controls .reveal-btn:hover{background:#f57c00;transform:translateY(-2px)}.question-controls .next-btn{background:#2196f3;color:#fff}.question-controls .next-btn:hover{background:#1976d2;transform:translateY(-2px)}@media(max-width:768px){.answers-grid{grid-template-columns:1fr}.quiz-player-header{flex-direction:column;gap:1rem}.header-right{flex-wrap:wrap;justify-content:center}.question-split-layout{flex-direction:column}.question-image-large{min-height:200px}.answer-card-large{min-height:80px;padding:1rem;font-size:1.1rem}.answer-shape-large{width:50px;height:50px;font-size:1.5rem}.answer-text-large{font-size:1.1rem}}