/* 错题数量徽章样式 */
.quick-count {
    position: absolute;
    top: 8px;
    right: 10px;
    background: linear-gradient(135deg, #ff6b6b, #ff8e53);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(255,107,107,0.3);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.9; }
}