/**
 * Marking Queue Frontend Styles
 *
 * Styles for the instructor marking queue on Tutor dashboard.
 *
 * @package ArtinMarking
 */

/* Queue Container */
.artin-marking-queue {
	max-width: 1200px;
	margin: 0 auto;
	padding: 20px;
}

.artin-marking-queue__header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 24px;
	flex-wrap: wrap;
	gap: 16px;
}

.artin-marking-queue__title {
	font-size: 24px;
	font-weight: 600;
	margin: 0;
	color: #1e293b;
}

.artin-marking-queue__stats {
	display: flex;
	gap: 16px;
}

.artin-marking-queue__stat {
	background: #f1f5f9;
	padding: 8px 16px;
	border-radius: 8px;
	font-size: 14px;
}

.artin-marking-queue__stat-value {
	font-weight: 600;
	color: #3b82f6;
}

/* Filters */
.artin-marking-queue__filters {
	display: flex;
	gap: 12px;
	margin-bottom: 20px;
	flex-wrap: wrap;
}

.artin-marking-queue__filter {
	padding: 8px 12px;
	border: 1px solid #e2e8f0;
	border-radius: 6px;
	background: #fff;
	font-size: 14px;
	min-width: 150px;
}

.artin-marking-queue__filter:focus {
	outline: none;
	border-color: #3b82f6;
	box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Bulk Actions */
.artin-marking-queue__bulk-actions {
	display: flex;
	gap: 12px;
	margin-bottom: 20px;
	padding: 12px 16px;
	background: #f8fafc;
	border-radius: 8px;
	align-items: center;
}

.artin-marking-queue__bulk-actions.hidden {
	display: none;
}

.artin-marking-queue__selected-count {
	font-size: 14px;
	color: #64748b;
}

.artin-marking-queue__bulk-btn {
	padding: 8px 16px;
	border: none;
	border-radius: 6px;
	font-size: 14px;
	font-weight: 500;
	cursor: pointer;
	transition: all 0.2s;
}

.artin-marking-queue__bulk-btn--approve {
	background: #10b981;
	color: #fff;
}

.artin-marking-queue__bulk-btn--approve:hover {
	background: #059669;
}

.artin-marking-queue__bulk-btn--publish {
	background: #3b82f6;
	color: #fff;
}

.artin-marking-queue__bulk-btn--publish:hover {
	background: #2563eb;
}

/* Queue Table */
.artin-marking-queue__table {
	width: 100%;
	border-collapse: collapse;
	background: #fff;
	border-radius: 8px;
	overflow: hidden;
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.artin-marking-queue__table th,
.artin-marking-queue__table td {
	padding: 12px 16px;
	text-align: left;
	border-bottom: 1px solid #e2e8f0;
}

.artin-marking-queue__table th {
	background: #f8fafc;
	font-weight: 600;
	font-size: 13px;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: #64748b;
}

.artin-marking-queue__table tbody tr:hover {
	background: #f8fafc;
}

.artin-marking-queue__table tbody tr:last-child td {
	border-bottom: none;
}

/* Checkbox Column */
.artin-marking-queue__checkbox {
	width: 40px;
}

.artin-marking-queue__checkbox input[type="checkbox"] {
	width: 18px;
	height: 18px;
	cursor: pointer;
}

/* Student Info */
.artin-marking-queue__student {
	display: flex;
	flex-direction: column;
	gap: 2px;
}

.artin-marking-queue__student-name {
	font-weight: 500;
	color: #1e293b;
}

.artin-marking-queue__course-name {
	font-size: 12px;
	color: #64748b;
}

/* Quiz Info */
.artin-marking-queue__quiz-title {
	font-weight: 500;
	color: #1e293b;
}

/* Score Display */
.artin-marking-queue__score {
	display: flex;
	align-items: center;
	gap: 8px;
}

.artin-marking-queue__score-value {
	font-weight: 600;
	font-size: 16px;
}

.artin-marking-queue__score-value--high {
	color: #10b981;
}

.artin-marking-queue__score-value--medium {
	color: #f59e0b;
}

.artin-marking-queue__score-value--low {
	color: #ef4444;
}

/* Confidence Badge */
.artin-marking-queue__confidence {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	padding: 4px 8px;
	border-radius: 9999px;
	font-size: 12px;
	font-weight: 500;
}

.artin-marking-queue__confidence--high {
	background: #dcfce7;
	color: #166534;
}

.artin-marking-queue__confidence--medium {
	background: #fef3c7;
	color: #92400e;
}

.artin-marking-queue__confidence--low {
	background: #fee2e2;
	color: #991b1b;
}

/* Status Badge */
.artin-marking-queue__status {
	display: inline-block;
	padding: 4px 10px;
	border-radius: 9999px;
	font-size: 12px;
	font-weight: 500;
}

.artin-marking-queue__status--pending {
	background: #fef3c7;
	color: #92400e;
}

.artin-marking-queue__status--marked {
	background: #dbeafe;
	color: #1e40af;
}

.artin-marking-queue__status--published {
	background: #dcfce7;
	color: #166534;
}

/* Time Ago */
.artin-marking-queue__time {
	font-size: 13px;
	color: #64748b;
}

/* Actions */
.artin-marking-queue__actions {
	display: flex;
	gap: 8px;
}

.artin-marking-queue__action-btn {
	padding: 6px 12px;
	border: 1px solid #e2e8f0;
	border-radius: 6px;
	background: #fff;
	font-size: 13px;
	font-weight: 500;
	cursor: pointer;
	transition: all 0.2s;
	text-decoration: none;
	color: #1e293b;
}

.artin-marking-queue__action-btn:hover {
	background: #f8fafc;
	border-color: #cbd5e1;
}

.artin-marking-queue__action-btn--primary {
	background: #3b82f6;
	border-color: #3b82f6;
	color: #fff;
}

.artin-marking-queue__action-btn--primary:hover {
	background: #2563eb;
	border-color: #2563eb;
	color: #fff;
}

/* Empty State */
.artin-marking-queue__empty {
	text-align: center;
	padding: 60px 20px;
	color: #64748b;
}

.artin-marking-queue__empty-icon {
	font-size: 48px;
	margin-bottom: 16px;
	opacity: 0.5;
}

.artin-marking-queue__empty-text {
	font-size: 16px;
	margin: 0;
}

/* Loading State */
.artin-marking-queue__loading {
	text-align: center;
	padding: 40px;
}

.artin-marking-queue__spinner {
	width: 40px;
	height: 40px;
	border: 3px solid #e2e8f0;
	border-top-color: #3b82f6;
	border-radius: 50%;
	animation: spin 1s linear infinite;
	margin: 0 auto 16px;
}

@keyframes spin {
	to {
		transform: rotate(360deg);
	}
}

/* Pagination */
.artin-marking-queue__pagination {
	display: flex;
	justify-content: center;
	gap: 8px;
	margin-top: 24px;
}

.artin-marking-queue__page-btn {
	padding: 8px 12px;
	border: 1px solid #e2e8f0;
	border-radius: 6px;
	background: #fff;
	font-size: 14px;
	cursor: pointer;
	transition: all 0.2s;
}

.artin-marking-queue__page-btn:hover {
	background: #f8fafc;
}

.artin-marking-queue__page-btn--active {
	background: #3b82f6;
	border-color: #3b82f6;
	color: #fff;
}

.artin-marking-queue__page-btn:disabled {
	opacity: 0.5;
	cursor: not-allowed;
}

/* Responsive */
@media (max-width: 768px) {
	.artin-marking-queue__header {
		flex-direction: column;
		align-items: flex-start;
	}

	.artin-marking-queue__filters {
		flex-direction: column;
	}

	.artin-marking-queue__filter {
		width: 100%;
	}

	.artin-marking-queue__table {
		display: block;
		overflow-x: auto;
	}

	.artin-marking-queue__actions {
		flex-direction: column;
	}
}