/* 筛选栏样式 */
.filter-bar {
	background-color: #fff;
	border-radius: 0.25rem;
	box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
	padding: 1.5rem;
	margin-bottom: 2rem;
}

.filter-title {
	font-size: 1.1rem;
	font-weight: 600;
	color: #212529;
	margin-bottom: 1rem;
}

.category-list {
	display: flex;
	flex-wrap: wrap;
	gap: 0.8rem;
}

.category-item {
	padding: 0.4rem 1rem;
	border-radius: 1.5rem;
	background-color: #f8f9fa;
	color: #6c757d;
	font-size: 0.9rem;
	cursor: pointer;
	transition: all 0.3s;
}

.category-item.active {
	background-color: #007bff;
	color: #fff;
}

.category-item:hover:not (.active ) {
	background-color: #e9ecef;
}

.sort-bar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 1rem;
	padding-top: 1rem;
	border-top: 1px solid #e9ecef;
}

.sort-label {
	font-size: 0.9rem;
	color: #6c757d;
}

.sort-select {
	width: 150px;
	font-size: 0.9rem;
}
/* 单选题列表样式 */
.single-choice-list {
	margin-bottom: 2rem;
}

.question-card {
	background-color: #fff;
	border-radius: 0.25rem;
	box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
	padding: 1.5rem;
	margin-bottom: 1.5rem;
	transition: box-shadow 0.3s;
}

.question-card:hover {
	box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
}

.question-header {
	font-size: 1rem;
	color: #212529;	
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	margin-bottom: 1rem;
	padding-bottom: 0.8rem;
	border-bottom: 1px solid #e9ecef;
}


.question-difficulty.easy {
	color: #28a745;
}

.question-difficulty.medium {
	color: #ffc107;
}

.question-difficulty.hard {
	color: #dc3545;
}

.question-content {
	font-size: 1rem;
	color: #212529;	
	margin-bottom: 1.2rem;
	line-height: 1.8;
}
.question-content a{
	color: #212529;	
}

.question-options {
	margin-bottom: 1rem;
}

.option-item {
	display: flex;
	align-items: flex-start;
	padding: 0.8rem 1rem;
	background-color: #f8f9fa;
	border-radius: 0.25rem;
	margin-bottom: 0.8rem;
	cursor: pointer;
	transition: all 0.2s;
	border: 1px solid transparent;
}

.option-item:hover {
	background-color: #e9ecef;
}

.option-item.selected {
	background-color: #e6f7ff;
	border-color: #91d5ff;
}

.option-label {
	font-weight: 600;
	color: #007bff;
	margin-right: 0.8rem;
	min-width: 20px;
}

.option-content {
	flex: 1;
	font-size: 0.95rem;
	color: #333;
}

.question-actions {
	display: flex;
	gap: 1rem;
	justify-content: flex-end;
	margin-top: 1rem;
}

.btn-question-wrong,.btn-question-correct{display:none;}