/**
 * Durus Academy Theme — Core Styles.
 *
 * Provides a clean, modern, and mobile-friendly design system for the single course detail page,
 * simulated payment checkout dialog, and student dashboard grids.
 *
 * @package DurusAcademy
 * @since   1.0.0
 */

/* 1. Reset and Theme Constants */
:root {
	--da-primary: #4a6cf7;
	--da-primary-hover: #3b5bdb;
	--da-success: #22c55e;
	--da-dark: #0f172a;
	--da-light-bg: #f8fafc;
	--da-border: #e2e8f0;
	--da-text: #334155;
	--da-muted: #64748b;
	--da-white: #ffffff;
	--da-radius: 12px;
	--da-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
	--da-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

/* 2. Container Utility */
.da-container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 40px 20px;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
	color: var(--da-text);
	line-height: 1.6;
}

/* 3. Button Design */
.da-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 12px 24px;
	font-size: 16px;
	font-weight: 600;
	border-radius: var(--da-radius);
	border: none;
	cursor: pointer;
	transition: all 0.2s ease;
	text-decoration: none;
}
.da-btn-primary {
	background-color: var(--da-primary);
	color: var(--da-white) !important;
}
.da-btn-primary:hover {
	background-color: var(--da-primary-hover);
}
.da-btn-secondary {
	background-color: var(--da-light-bg);
	border: 1px solid var(--da-border);
	color: var(--da-text) !important;
}
.da-btn-secondary:hover {
	background-color: var(--da-border);
}
.da-btn-block {
	display: flex;
	width: 100%;
}
.da-btn:disabled {
	opacity: 0.6;
	cursor: not-allowed;
}

/* 4. Single Course Detail Layout */
.da-course-header {
	margin-bottom: 30px;
}
.da-course-title {
	font-size: 36px;
	font-weight: 800;
	color: var(--da-dark);
	margin: 0 0 10px 0;
}
.da-course-instructor {
	font-size: 16px;
	color: var(--da-muted);
	margin: 0;
}
.da-course-layout {
	display: grid;
	grid-template-columns: 2fr 1fr;
	gap: 40px;
}
@media (max-width: 768px) {
	.da-course-layout {
		grid-template-columns: 1fr;
	}
}
.da-course-banner-img {
	margin-bottom: 30px;
	border-radius: var(--da-radius);
	overflow: hidden;
	box-shadow: var(--da-shadow);
}
.da-course-banner-img img {
	width: 100%;
	height: auto;
	display: block;
}
.da-course-body-content h2 {
	font-size: 24px;
	color: var(--da-dark);
	margin-top: 0;
}

/* Sidebar Info Card */
.da-sidebar-card {
	background-color: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 30px;
	box-shadow: var(--da-shadow);
	position: sticky;
	top: 40px;
}
.da-price-section {
	margin-bottom: 25px;
	display: flex;
	align-items: baseline;
	gap: 10px;
}
.da-course-price-free {
	font-size: 32px;
	font-weight: 800;
	color: var(--da-success);
}
.da-price-current {
	font-size: 28px;
	font-weight: 800;
	color: var(--da-dark);
}
.da-price-strike {
	font-size: 18px;
	text-decoration: line-through;
	color: var(--da-muted);
}
.da-meta-section {
	margin-bottom: 25px;
	border-top: 1px solid var(--da-border);
	padding-top: 20px;
}
.da-meta-item {
	display: flex;
	justify-content: space-between;
	margin-bottom: 12px;
	font-size: 15px;
}
.da-meta-label {
	color: var(--da-muted);
}
.da-meta-value {
	font-weight: 600;
	color: var(--da-dark);
}

/* 5. Mock Payment Dialog Styles */
.da-modal-overlay {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(15, 23, 42, 0.6);
	backdrop-filter: blur(4px);
	z-index: 9999;
	display: flex;
	align-items: center;
	justify-content: center;
}
.da-modal-content {
	background-color: var(--da-white);
	border-radius: 16px;
	padding: 35px;
	max-width: 450px;
	width: 100%;
	box-shadow: var(--da-shadow-lg);
	border: 1px solid var(--da-border);
	animation: daModalFade 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes daModalFade {
	from {
		opacity: 0;
		transform: scale(0.95) translateY(10px);
	}
	to {
		opacity: 1;
		transform: scale(1) translateY(0);
	}
}
.da-modal-title {
	font-size: 22px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 10px 0;
}
.da-modal-desc {
	font-size: 15px;
	color: var(--da-muted);
	margin: 0 0 25px 0;
}
.da-payment-gateways {
	display: flex;
	flex-direction: column;
	gap: 15px;
	margin-bottom: 30px;
}
.da-gateway-option {
	display: flex;
	align-items: center;
	padding: 16px;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	cursor: pointer;
	transition: all 0.2s ease;
}
.da-gateway-option:hover {
	border-color: var(--da-primary);
	background-color: var(--da-light-bg);
}
.da-gateway-option input[type="radio"] {
	margin-right: 15px;
	width: 18px;
	height: 18px;
}
.da-gateway-label {
	font-size: 16px;
	font-weight: 600;
	color: var(--da-dark);
}
.da-modal-actions {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 15px;
}

/* 6. Dashboard Layout & Stats Styles */
.da-dashboard-header {
	margin-bottom: 40px;
}
.da-dashboard-title {
	font-size: 32px;
	font-weight: 800;
	color: var(--da-dark);
	margin: 0 0 5px 0;
}
.da-dashboard-welcome {
	color: var(--da-muted);
	font-size: 16px;
	margin: 0;
}
.da-dashboard-stats {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 25px;
	margin-bottom: 50px;
}
.da-stat-card {
	background-color: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 24px;
	display: flex;
	align-items: center;
	gap: 20px;
	box-shadow: var(--da-shadow);
}
.da-stat-icon {
	width: 50px;
	height: 50px;
	border-radius: 50%;
	background-color: #eff6ff;
	color: var(--da-primary);
	display: flex;
	align-items: center;
	justify-content: center;
}
.da-stat-icon .dashicons {
	font-size: 24px;
	width: 24px;
	height: 24px;
}
.da-stat-details {
	display: flex;
	flex-direction: column;
}
.da-stat-val {
	font-size: 28px;
	font-weight: 800;
	color: var(--da-dark);
	line-height: 1.2;
}
.da-stat-lbl {
	font-size: 14px;
	color: var(--da-muted);
	font-weight: 500;
}

/* Dashboard Course Grids */
.da-dashboard-section {
	margin-bottom: 40px;
}
.da-section-title {
	font-size: 22px;
	font-weight: 700;
	color: var(--da-dark);
	margin-bottom: 20px;
}
.da-course-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
	gap: 30px;
}
.da-no-courses-notice {
	background-color: var(--da-light-bg);
	border: 1px dashed var(--da-border);
	border-radius: var(--da-radius);
	padding: 30px;
	text-align: center;
	color: var(--da-muted);
}
.da-no-courses-notice p {
	margin: 0;
}

/* Course Card Design */
.da-course-card {
	background-color: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	overflow: hidden;
	box-shadow: var(--da-shadow);
	transition: transform 0.2s ease, box-shadow 0.2s ease;
	display: flex;
	flex-direction: column;
}
.da-course-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--da-shadow-lg);
}
.da-course-card-thumb {
	aspect-ratio: 16/9;
	background-color: #f1f5f9;
	overflow: hidden;
	position: relative;
}
.da-course-card-thumb img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.da-course-card-placeholder {
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--da-muted);
}
.da-course-card-placeholder .dashicons {
	font-size: 40px;
	width: 40px;
	height: 40px;
}
.da-course-card-body {
	padding: 20px;
	display: flex;
	flex-direction: column;
	flex-grow: 1;
}
.da-course-card-title {
	font-size: 18px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 8px 0;
	line-height: 1.4;
}
.da-course-card-title a {
	color: inherit;
	text-decoration: none;
}
.da-course-card-title a:hover {
	color: var(--da-primary);
}
.da-course-card-instructor {
	font-size: 14px;
	color: var(--da-muted);
	margin: 0 0 15px 0;
}

/* Card Progress bar styling */
.da-card-progress-section {
	margin-top: auto;
}
.da-card-progress-bar {
	height: 6px;
	background-color: #eff6ff;
	border-radius: 3px;
	overflow: hidden;
	margin-bottom: 8px;
}
.da-card-progress-fill {
	height: 100%;
	background-color: var(--da-primary);
	border-radius: 3px;
}
.da-card-progress-text {
	display: flex;
	justify-content: space-between;
	font-size: 12px;
	font-weight: 600;
	color: var(--da-muted);
}

/* 7. Study Page Layout & Styles */
.da-study-container-wrap {
	max-width: 1400px;
	margin: 0 auto;
	padding: 30px 20px;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.da-study-layout {
	display: grid;
	grid-template-columns: 320px 1fr;
	gap: 30px;
	align-items: start;
}
@media (max-width: 992px) {
	.da-study-layout {
		grid-template-columns: 1fr;
	}
}

/* Sidebar Styling */
.da-study-sidebar {
	background-color: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 24px;
	box-shadow: var(--da-shadow);
	position: sticky;
	top: 30px;
}
.da-study-sidebar-course-title {
	font-size: 20px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 15px 0;
	line-height: 1.3;
}
.da-study-sidebar-course-title a {
	color: inherit;
	text-decoration: none;
}
.da-study-sidebar-course-title a:hover {
	color: var(--da-primary);
}
.da-study-sidebar-progress-section {
	margin-bottom: 25px;
	padding-bottom: 20px;
	border-bottom: 1px solid var(--da-border);
}
.da-sidebar-progress-bar {
	height: 8px;
	background-color: #eff6ff;
	border-radius: 4px;
	overflow: hidden;
	margin-bottom: 8px;
}
.da-sidebar-progress-fill {
	height: 100%;
	background-color: var(--da-primary);
	border-radius: 4px;
	transition: width 0.3s ease;
}
.da-sidebar-progress-text {
	font-size: 13px;
	font-weight: 600;
	color: var(--da-muted);
}

/* Lessons List Navigation */
.da-study-lessons-nav {
	max-height: 500px;
	overflow-y: auto;
}
.da-lessons-list {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-direction: column;
	gap: 8px;
}
.da-lesson-item {
	border-radius: 8px;
	transition: all 0.2s ease;
	border: 1px solid transparent;
}
.da-lesson-item:hover {
	background-color: var(--da-light-bg);
}
.da-lesson-link {
	display: flex;
	align-items: center;
	padding: 12px 14px;
	text-decoration: none;
	color: var(--da-text);
	font-size: 14px;
	font-weight: 500;
	line-height: 1.4;
	gap: 12px;
}
.da-lesson-status-icon {
	color: var(--da-muted);
	display: flex;
	align-items: center;
	justify-content: center;
}
.da-lesson-status-icon .dashicons {
	font-size: 18px;
	width: 18px;
	height: 18px;
}
.da-lesson-title-text {
	flex-grow: 1;
}

/* Active and Completed States */
.da-lesson-item.da-active-lesson {
	background-color: #eff6ff;
	border-color: #bfdbfe;
}
.da-lesson-item.da-active-lesson .da-lesson-link {
	color: var(--da-primary);
	font-weight: 600;
}
.da-lesson-item.da-active-lesson .da-lesson-status-icon {
	color: var(--da-primary);
}
.da-lesson-item.da-completed .da-lesson-status-icon {
	color: var(--da-success);
}

/* Right Content Styling */
.da-study-content {
	background-color: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 30px;
	box-shadow: var(--da-shadow);
}
@media (max-width: 576px) {
	.da-study-content {
		padding: 20px;
	}
}

/* Video Wrapper & Container */
.da-study-video-wrapper {
	margin-bottom: 25px;
	border-radius: var(--da-radius);
	overflow: hidden;
	box-shadow: var(--da-shadow);
	background-color: #000000;
}
.da-study-video-container {
	position: relative;
	width: 100%;
	padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
	height: 0;
	overflow: hidden;
}
.da-study-video-container iframe,
.da-study-video-container embed,
.da-study-video-container object,
.da-study-video-container video,
.da-native-video {
	position: absolute;
	top: 0;
	left: 0;
	width: 100% !important;
	height: 100% !important;
	border: 0;
}

/* Custom Premium Video Placeholder */
.da-video-placeholder-gradient {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	color: var(--da-white);
	padding: 20px;
	text-align: center;
}
.da-video-play-btn-wrap {
	margin-bottom: 15px;
}
.da-video-play-btn {
	width: 70px;
	height: 70px;
	border-radius: 50%;
	background-color: var(--da-primary);
	border: none;
	color: var(--da-white);
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	box-shadow: 0 4px 10px rgba(74, 108, 247, 0.4);
	transition: transform 0.2s ease, background-color 0.2s ease;
}
.da-video-play-btn:hover {
	transform: scale(1.08);
	background-color: var(--da-primary-hover);
}
.da-video-play-btn .dashicons {
	font-size: 32px;
	width: 32px;
	height: 32px;
	margin-left: 4px; /* Align play triangle */
}
.da-video-placeholder-meta {
	display: flex;
	flex-direction: column;
	gap: 6px;
}
.da-video-placeholder-title {
	font-size: 18px;
	font-weight: 600;
	max-width: 450px;
}
.da-video-placeholder-duration {
	font-size: 13px;
	color: var(--da-muted);
}

/* Lesson Header & Details */
.da-study-lesson-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 20px;
	padding-bottom: 20px;
	border-bottom: 1px solid var(--da-border);
	margin-bottom: 25px;
}
@media (max-width: 768px) {
	.da-study-lesson-header {
		flex-direction: column;
		align-items: flex-start;
	}
	.da-study-lesson-actions {
		width: 100%;
	}
	.da-study-lesson-actions .da-btn {
		width: 100%;
	}
}
.da-study-lesson-title {
	font-size: 26px;
	font-weight: 800;
	color: var(--da-dark);
	margin: 0;
	line-height: 1.3;
}
.da-study-lesson-body {
	font-size: 16px;
	line-height: 1.7;
	color: var(--da-text);
	margin-bottom: 40px;
}
.da-study-lesson-body p {
	margin: 0 0 20px 0;
}

/* Complete Button States */
#da-complete-toggle-btn.da-completed {
	background-color: #f1f5f9;
	color: var(--da-text);
	border: 1px solid var(--da-border);
}
#da-complete-toggle-btn.da-completed:hover {
	background-color: var(--da-border);
}
#da-complete-toggle-btn .da-btn-icon {
	display: inline-flex;
	margin-right: 8px;
}
#da-complete-toggle-btn .da-btn-icon .dashicons {
	font-size: 20px;
	width: 20px;
	height: 20px;
}

/* Navigation Area */
.da-study-navigation {
	display: flex;
	justify-content: space-between;
	border-top: 1px solid var(--da-border);
	padding-top: 30px;
	gap: 20px;
}
@media (max-width: 480px) {
	.da-study-navigation {
		flex-direction: column;
	}
	.da-nav-btn {
		width: 100%;
	}
}
.da-nav-btn {
	min-width: 160px;
	gap: 8px;
}

/* Empty No Lesson State */
.da-study-no-lesson-state {
	text-align: center;
	padding: 50px 20px;
	color: var(--da-muted);
}
.da-study-no-lesson-state .dashicons {
	font-size: 48px;
	width: 48px;
	height: 48px;
	margin-bottom: 15px;
}

/* 8. Quiz Module Styles */
.da-quiz-wrapper {
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.da-quiz-header-card {
	background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
	color: var(--da-white);
	border-radius: var(--da-radius);
	padding: 30px;
	margin-bottom: 35px;
	box-shadow: var(--da-shadow);
}
.da-quiz-kicker {
	font-size: 11px;
	font-weight: 800;
	letter-spacing: 1.5px;
	color: var(--da-primary);
	text-transform: uppercase;
	display: block;
	margin-bottom: 10px;
}
.da-quiz-title {
	font-size: 28px;
	font-weight: 800;
	color: var(--da-white);
	margin: 0 0 15px 0;
	line-height: 1.3;
}
.da-quiz-instructions {
	font-size: 15px;
	line-height: 1.6;
	color: #94a3b8;
}
.da-quiz-instructions p {
	margin: 0;
}

/* Quiz Landing grid */
.da-quiz-landing-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 30px;
}
@media (max-width: 768px) {
	.da-quiz-landing-grid {
		grid-template-columns: 1fr;
	}
}

/* Quiz Info Card */
.da-quiz-info-card {
	background-color: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 25px;
	box-shadow: var(--da-shadow);
	display: flex;
	flex-direction: column;
}
.da-card-heading {
	font-size: 20px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 20px 0;
	border-bottom: 1px solid var(--da-border);
	padding-bottom: 15px;
}
.da-quiz-stats-list {
	list-style: none;
	padding: 0;
	margin: 0 0 25px 0;
	display: flex;
	flex-direction: column;
	gap: 15px;
}
.da-quiz-stats-list li {
	display: flex;
	align-items: center;
	font-size: 15px;
	gap: 12px;
	color: var(--da-text);
}
.da-quiz-stats-list li .dashicons {
	color: var(--da-primary);
	font-size: 20px;
	width: 20px;
	height: 20px;
}
.da-stat-lbl {
	color: var(--da-muted);
	font-weight: 500;
	margin-right: 5px;
}
.da-quiz-start-actions {
	margin-top: auto;
}
.da-w-100 {
	width: 100%;
}

/* Attempts History Card */
.da-quiz-history-card {
	background-color: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 25px;
	box-shadow: var(--da-shadow);
}
.da-table-responsive {
	overflow-x: auto;
}
.da-history-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 14px;
}
.da-history-table th {
	text-align: left;
	padding: 12px 10px;
	font-weight: 600;
	color: var(--da-muted);
	border-bottom: 2px solid var(--da-border);
}
.da-history-table td {
	padding: 14px 10px;
	border-bottom: 1px solid var(--da-border);
	vertical-align: middle;
}
.da-table-date {
	display: block;
	color: var(--da-text);
	font-weight: 500;
}
.da-text-muted {
	color: var(--da-muted);
	font-size: 12px;
}
.da-status-label {
	display: inline-block;
	padding: 4px 10px;
	border-radius: 20px;
	font-size: 12px;
	font-weight: 600;
	text-transform: uppercase;
}
.label-success {
	background-color: #dcfce7;
	color: #15803d;
}
.label-danger {
	background-color: #fee2e2;
	color: #b91c1c;
}
.label-progress {
	background-color: #fef9c3;
	color: #a16207;
}
.text-right {
	text-align: right;
}
.da-btn-small {
	padding: 6px 12px;
	font-size: 13px;
	border-radius: 6px;
}

/* Active Quiz Bar */
.da-quiz-active-bar {
	display: flex;
	justify-content: space-between;
	align-items: center;
	background-color: #eff6ff;
	border: 1px solid #bfdbfe;
	padding: 15px 25px;
	border-radius: var(--da-radius);
	margin-bottom: 30px;
}
@media (max-width: 576px) {
	.da-quiz-active-bar {
		flex-direction: column;
		align-items: flex-start;
		gap: 12px;
	}
}
.da-active-meta {
	display: flex;
	gap: 20px;
	font-size: 15px;
	font-weight: 600;
	color: var(--da-primary);
}
.da-quiz-timer-wrap {
	display: flex;
	align-items: center;
	gap: 8px;
	font-size: 15px;
	font-weight: 700;
	color: #b91c1c;
}
.da-quiz-timer-wrap .dashicons {
	font-size: 20px;
	width: 20px;
	height: 20px;
}
.da-timer-clock {
	background-color: #fee2e2;
	padding: 4px 10px;
	border-radius: 6px;
	font-family: monospace;
	font-size: 16px;
}

/* Question Cards */
.da-quiz-q-card {
	background-color: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 25px;
	margin-bottom: 25px;
	box-shadow: 0 2px 4px rgb(0 0 0 / 0.02);
	transition: border-color 0.2s ease;
}
.da-quiz-q-card:hover {
	border-color: var(--da-muted);
}
.da-q-card-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 15px;
	border-bottom: 1px solid var(--da-light-bg);
	padding-bottom: 10px;
}
.da-q-number {
	font-size: 13px;
	font-weight: 700;
	color: var(--da-primary);
	text-transform: uppercase;
	letter-spacing: 0.5px;
}
.da-q-marks {
	font-size: 13px;
	font-weight: 600;
	color: var(--da-muted);
}
.da-q-text {
	font-size: 18px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 20px 0;
	line-height: 1.4;
}

/* Multiple choice selection buttons */
.da-q-options {
	display: flex;
	flex-direction: column;
	gap: 12px;
}
.da-quiz-option {
	display: flex;
	align-items: center;
	padding: 14px 18px;
	border: 1px solid var(--da-border);
	border-radius: 8px;
	cursor: pointer;
	transition: all 0.2s ease;
	font-size: 15px;
	font-weight: 500;
	color: var(--da-text);
	position: relative;
}
.da-quiz-option:hover {
	background-color: var(--da-light-bg);
	border-color: var(--da-primary);
}
.da-quiz-option input[type="radio"] {
	position: absolute;
	opacity: 0;
	cursor: pointer;
}
.da-option-custom-radio {
	width: 20px;
	height: 20px;
	border: 2px solid var(--da-border);
	border-radius: 50%;
	margin-right: 15px;
	display: inline-block;
	flex-shrink: 0;
	position: relative;
	transition: border-color 0.2s ease;
}
.da-quiz-option input[type="radio"]:checked ~ .da-option-custom-radio {
	border-color: var(--da-primary);
}
.da-quiz-option input[type="radio"]:checked ~ .da-option-custom-radio::after {
	content: '';
	width: 10px;
	height: 10px;
	background-color: var(--da-primary);
	border-radius: 50%;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}
.da-quiz-option input[type="radio"]:checked {
	border-color: var(--da-primary);
}
.da-quiz-option:has(input[type="radio"]:checked) {
	border-color: var(--da-primary);
	background-color: #eff6ff;
	color: var(--da-primary);
}
.da-option-letter {
	font-weight: 700;
	margin-right: 8px;
}

/* Submit Action Box */
.da-quiz-submit-action-card {
	background-color: var(--da-light-bg);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 25px;
	text-align: center;
	margin-top: 35px;
}
.da-submit-warning-text {
	font-size: 14px;
	color: var(--da-muted);
	margin: 0 0 15px 0;
	font-weight: 500;
}
.da-btn-large {
	padding: 14px 35px;
	font-size: 17px;
}

/* Review Mode Options Styling */
.da-quiz-review-option {
	display: flex;
	align-items: center;
	padding: 14px 18px;
	border: 1px solid var(--da-border);
	border-radius: 8px;
	font-size: 15px;
	font-weight: 500;
	color: var(--da-text);
	background-color: var(--da-white);
}
.da-option-indicator {
	width: 24px;
	height: 24px;
	margin-right: 12px;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
}
.da-bullet-placeholder {
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background-color: var(--da-border);
}
.da-option-correct {
	border-color: var(--da-success) !important;
	background-color: #f0fdf4 !important;
	color: #166534 !important;
}
.da-option-correct .da-option-indicator {
	color: var(--da-success);
}
.da-option-incorrect {
	border-color: #f87171 !important;
	background-color: #fef2f2 !important;
	color: #991b1b !important;
}
.da-option-incorrect .da-option-indicator {
	color: #ef4444;
}

.da-q-correct {
	border-left: 5px solid var(--da-success);
}
.da-q-incorrect {
	border-left: 5px solid #ef4444;
}
.da-color-success {
	color: var(--da-success);
}
.da-color-danger {
	color: #ef4444;
}

/* Review Summary Card */
.da-quiz-review-summary-card {
	border-radius: var(--da-radius);
	padding: 30px;
	margin-bottom: 35px;
	box-shadow: var(--da-shadow);
}
.da-passed-card {
	background: linear-gradient(135deg, #dcfce7 0%, #f0fdf4 100%);
	border: 1px solid #bbf7d0;
	color: #14532d;
}
.da-failed-card {
	background: linear-gradient(135deg, #fee2e2 0%, #fef2f2 100%);
	border: 1px solid #fecaca;
	color: #7f1d1d;
}
.da-review-header-flex {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	gap: 20px;
	border-bottom: 1px solid rgb(0 0 0 / 0.05);
	padding-bottom: 25px;
	margin-bottom: 20px;
}
@media (max-width: 576px) {
	.da-review-header-flex {
		flex-direction: column;
	}
}
.da-review-score-title {
	font-size: 22px;
	font-weight: 800;
	margin: 0 0 15px 0;
	color: inherit;
}
.da-review-stats-grid {
	display: flex;
	gap: 30px;
	flex-wrap: wrap;
}
.da-review-stats-grid .da-stat-item {
	display: flex;
	flex-direction: column;
}
.da-review-stats-grid .da-stat-label {
	font-size: 13px;
	font-weight: 600;
	opacity: 0.8;
}
.da-review-stats-grid .da-stat-val {
	font-size: 18px;
	font-weight: 800;
}
.da-badge {
	display: inline-block;
	padding: 8px 16px;
	border-radius: 20px;
	font-size: 14px;
	font-weight: 800;
	letter-spacing: 0.5px;
	box-shadow: 0 2px 4px rgb(0 0 0 / 0.05);
}
.da-badge-success {
	background-color: var(--da-success);
	color: var(--da-white);
}
.da-badge-danger {
	background-color: #ef4444;
	color: var(--da-white);
}
.da-review-actions-bar {
	display: flex;
	gap: 15px;
}
.da-no-history-state {
	text-align: center;
	padding: 40px 10px;
	color: var(--da-muted);
}
.da-no-history-state .dashicons {
	font-size: 36px;
	width: 36px;
	height: 36px;
	margin-bottom: 10px;
}

/* ==========================================================================
   5. Assignment Styles
   ========================================================================== */
.da-assignment-wrapper {
	display: flex;
	flex-direction: column;
	gap: 24px;
	width: 100%;
}

.da-assignment-header-card {
	background: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 24px;
	box-shadow: var(--da-shadow);
}

.da-assignment-kicker {
	display: inline-block;
	font-size: 11px;
	font-weight: 800;
	letter-spacing: 1px;
	color: var(--da-primary);
	text-transform: uppercase;
	margin-bottom: 8px;
}

.da-assignment-title {
	font-size: 28px;
	font-weight: 800;
	color: var(--da-dark);
	margin: 0 0 16px 0;
	line-height: 1.25;
}

.da-assignment-instructions {
	font-size: 15px;
	color: var(--da-text);
	border-top: 1px solid var(--da-border);
	padding-top: 16px;
	line-height: 1.6;
}

.da-assignment-main-grid {
	display: grid;
	grid-template-columns: 2.2fr 0.8fr;
	gap: 24px;
}

@media (max-width: 992px) {
	.da-assignment-main-grid {
		grid-template-columns: 1fr;
	}
}

.da-assignment-work-pane {
	display: flex;
	flex-direction: column;
	gap: 24px;
}

/* Landing Card */
.da-assignment-landing-card,
.da-assignment-draft-card,
.da-assignment-submitted-card,
.da-assignment-graded-card {
	background: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 30px;
	box-shadow: var(--da-shadow);
	transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.da-pane-heading {
	font-size: 20px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 16px 0;
}

.da-landing-text {
	font-size: 15px;
	color: var(--da-muted);
	margin-bottom: 24px;
}

.da-landing-stats {
	display: flex;
	gap: 24px;
	margin-bottom: 30px;
	border-top: 1px solid var(--da-border);
	border-bottom: 1px solid var(--da-border);
	padding: 16px 0;
}

.da-landing-stat {
	display: flex;
	align-items: center;
	gap: 8px;
	font-size: 15px;
	color: var(--da-text);
}

.da-landing-stat strong {
	color: var(--da-dark);
}

/* Form Controls */
.da-form-group {
	margin-bottom: 20px;
}

.da-form-label {
	display: block;
	font-size: 14px;
	font-weight: 600;
	color: var(--da-dark);
	margin-bottom: 8px;
}

.da-form-control {
	width: 100%;
	padding: 12px 16px;
	font-size: 15px;
	border: 1px solid var(--da-border);
	border-radius: 8px;
	background-color: var(--da-light-bg);
	color: var(--da-dark);
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.da-form-control:focus {
	outline: none;
	border-color: var(--da-primary);
	box-shadow: 0 0 0 3px rgba(74, 108, 247, 0.15);
	background-color: var(--da-white);
}

/* Dropzone Upload Area */
.da-upload-dropzone {
	border: 2px dashed var(--da-border);
	border-radius: 8px;
	padding: 30px;
	text-align: center;
	background: var(--da-light-bg);
	cursor: pointer;
	transition: all 0.2s ease;
	position: relative;
}

.da-upload-dropzone:hover,
.da-upload-dropzone.dragover {
	border-color: var(--da-primary);
	background: rgba(74, 108, 247, 0.02);
}

.da-upload-icon {
	font-size: 40px;
	width: 40px;
	height: 40px;
	color: var(--da-muted);
	margin-bottom: 12px;
	transition: color 0.2s ease;
}

.da-upload-dropzone:hover .da-upload-icon {
	color: var(--da-primary);
}

.da-upload-icon.spin {
	animation: da-spin 1s linear infinite;
}

@keyframes da-spin {
	from { transform: rotate(0deg); }
	to { transform: rotate(360deg); }
}

.da-upload-heading {
	font-size: 15px;
	font-weight: 600;
	color: var(--da-dark);
	margin: 0 0 4px 0;
}

.da-upload-sub {
	font-size: 13px;
	color: var(--da-muted);
	margin: 0;
}

.da-file-input-hidden {
	display: none;
}

/* File Badge preview */
.da-file-badge {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	background: #f1f5f9;
	border: 1px solid #e2e8f0;
	padding: 6px 12px;
	border-radius: 20px;
	margin-top: 15px;
	font-size: 13px;
}

.da-badge-filename {
	font-weight: 600;
	color: var(--da-dark);
}

.da-badge-filesize {
	color: var(--da-muted);
}

.da-remove-file-btn {
	background: none;
	border: none;
	color: #ef4444;
	font-size: 18px;
	font-weight: bold;
	cursor: pointer;
	padding: 0 4px;
	line-height: 1;
}

.da-remove-file-btn:hover {
	color: #dc2626;
}

.da-form-actions {
	border-top: 1px solid var(--da-border);
	padding-top: 20px;
	margin-top: 20px;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

@media (max-width: 576px) {
	.da-form-actions {
		flex-direction: column;
		gap: 15px;
		align-items: stretch;
		text-align: center;
	}
}

.da-action-hint {
	font-size: 13px;
	color: var(--da-muted);
	margin: 0;
}

/* Submitted / Graded View States */
.da-card-header-status {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 24px;
}

.da-status-badge {
	font-size: 11px;
	font-weight: 800;
	padding: 4px 10px;
	border-radius: 12px;
	letter-spacing: 0.5px;
}

.badge-submitted {
	background: #fef3c7;
	color: #d97706;
}

.badge-passed {
	background: #dcfce7;
	color: #15803d;
}

.badge-failed {
	background: #fee2e2;
	color: #b91c1c;
}

.da-submitted-content {
	display: flex;
	flex-direction: column;
	gap: 20px;
}

.da-submitted-meta {
	font-size: 13px;
	color: var(--da-muted);
	display: flex;
	align-items: center;
	gap: 6px;
}

.da-submitted-text-box,
.da-submitted-file-box {
	background: var(--da-light-bg);
	border: 1px solid var(--da-border);
	border-radius: 8px;
	padding: 16px;
}

.da-box-title {
	font-size: 14px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 8px 0;
}

.da-box-content {
	font-size: 14px;
	color: var(--da-text);
	margin: 0;
	white-space: pre-wrap;
}

.da-file-download-badge {
	display: inline-flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 12px;
	font-size: 14px;
}

.da-file-name {
	font-weight: 600;
	color: var(--da-dark);
}

.da-file-size {
	color: var(--da-muted);
}

/* Graded View Panel */
.da-assignment-graded-card.da-passed-wrap {
	border-left: 5px solid var(--da-success);
}

.da-assignment-graded-card.da-failed-wrap {
	border-left: 5px solid #ef4444;
}

.da-graded-score-panel {
	display: flex;
	align-items: baseline;
	gap: 15px;
	margin-bottom: 24px;
}

.da-graded-score-val {
	display: flex;
	align-items: baseline;
	color: var(--da-dark);
}

.da-score-large {
	font-size: 48px;
	font-weight: 800;
	line-height: 1;
}

.da-score-divider {
	font-size: 24px;
	color: var(--da-muted);
	margin: 0 4px;
}

.da-score-max {
	font-size: 24px;
	font-weight: 600;
	color: var(--da-muted);
}

.da-graded-score-percent {
	font-size: 18px;
	font-weight: 700;
	color: var(--da-muted);
}

.da-instructor-feedback-box {
	border-top: 1px solid var(--da-border);
	padding-top: 20px;
	margin-bottom: 20px;
}

.da-feedback-quote {
	background: #f8fafc;
	border-left: 3px solid var(--da-primary);
	padding: 16px;
	margin: 0 0 12px 0;
	font-size: 14px;
	color: var(--da-text);
	font-style: italic;
	border-radius: 0 8px 8px 0;
}

.da-graded-meta {
	font-size: 12px;
	color: var(--da-muted);
	display: flex;
	align-items: center;
	gap: 6px;
}

.da-submission-details-toggle {
	margin-top: 15px;
}

.da-details-summary {
	font-size: 14px;
	font-weight: 600;
	color: var(--da-primary);
	cursor: pointer;
	user-select: none;
	outline: none;
}

.da-details-summary:hover {
	text-decoration: underline;
}

.da-details-content {
	margin-top: 15px;
	padding-left: 10px;
	border-left: 2px solid var(--da-border);
}

/* Sidebar Info Card */
.da-assignment-stats-card {
	background: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 24px;
	box-shadow: var(--da-shadow);
	position: sticky;
	top: 24px;
}

.da-card-title-sidebar {
	font-size: 16px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 16px 0;
	text-transform: uppercase;
	letter-spacing: 0.5px;
	border-bottom: 1px solid var(--da-border);
	padding-bottom: 12px;
}

.da-assignment-stats-list {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.da-assignment-stats-list li {
	display: flex;
	align-items: center;
	gap: 10px;
	font-size: 14px;
}

.da-assignment-stats-list .dashicons {
	color: var(--da-muted);
}

.da-assignment-stats-list .da-lbl {
	color: var(--da-muted);
	flex-grow: 1;
}

.da-assignment-stats-list .da-val {
	font-weight: 700;
	color: var(--da-dark);
}

.da-status-label {
	font-size: 12px;
	font-weight: 700;
	padding: 2px 8px;
	border-radius: 4px;
}

.label-progress {
	background: #eff6ff;
	color: #2563eb;
}

.label-success {
	background: #dcfce7;
	color: #16a34a;
}

.label-danger {
	background: #fee2e2;
	color: #dc2626;
}

/* ==========================================================================
   6. Certificate Engine Styles
   ========================================================================== */
.da-cert-page-container {
	display: flex;
	justify-content: center;
	padding: 40px 20px;
}

.da-certificate-view-wrapper {
	display: flex;
	flex-direction: column;
	gap: 30px;
	width: 100%;
	max-width: 900px;
}

.da-cert-actions-bar {
	display: flex;
	gap: 15px;
	justify-content: flex-end;
}

/* Certificate Frame styling - elegant & authentic */
.da-certificate-frame {
	background: #fff;
	padding: 40px;
	border-radius: 4px;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
	position: relative;
	overflow: hidden;
}

.da-cert-border-outer {
	border: 15px solid #1e293b;
	padding: 8px;
}

.da-cert-border-inner {
	border: 2px solid #94a3b8;
	padding: 40px;
	text-align: center;
	background-color: #fafbfd;
	background-image: radial-gradient(rgba(30, 41, 59, 0.02) 1px, transparent 0);
	background-size: 24px 24px;
}

.da-cert-badge-wrap {
	display: flex;
	justify-content: center;
	margin-bottom: 25px;
}

.da-cert-seal {
	width: 80px;
	height: 80px;
	border-radius: 50%;
	background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
	border: 4px double #475569;
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.da-cert-seal .dashicons {
	font-size: 44px;
	width: 44px;
	height: 44px;
	color: #334155;
}

.da-cert-kicker {
	font-size: 13px;
	font-weight: 800;
	letter-spacing: 4px;
	color: var(--da-primary);
	text-transform: uppercase;
	margin-bottom: 15px;
	display: block;
}

.da-cert-sub-text {
	font-size: 16px;
	color: var(--da-muted);
	font-style: italic;
	margin-bottom: 20px;
}

.da-cert-student-name {
	font-size: 36px;
	font-weight: 800;
	color: #0f172a;
	margin: 0 0 20px 0;
	font-family: "Outfit", -apple-system, sans-serif;
	border-bottom: 2px solid #e2e8f0;
	display: inline-block;
	padding-bottom: 10px;
}

.da-cert-achievement-text {
	font-size: 15px;
	color: var(--da-text);
	max-width: 600px;
	margin: 0 auto 20px auto;
	line-height: 1.6;
}

.da-cert-course-title {
	font-size: 26px;
	font-weight: 800;
	color: #1e293b;
	margin: 0 0 40px 0;
}

.da-cert-meta-row {
	display: flex;
	justify-content: center;
	gap: 60px;
	margin-bottom: 40px;
}

.da-cert-meta-col {
	display: flex;
	flex-direction: column;
	align-items: center;
}

.da-cert-meta-lbl {
	font-size: 11px;
	text-transform: uppercase;
	letter-spacing: 1px;
	color: var(--da-muted);
	margin-bottom: 5px;
}

.da-cert-meta-val {
	font-size: 15px;
	font-weight: 700;
	color: var(--da-dark);
}

.da-cert-footer {
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
	margin-top: 50px;
	border-top: 1px solid #e2e8f0;
	padding-top: 30px;
}

.da-cert-signature-block {
	text-align: left;
}

.da-cert-sig-line {
	width: 180px;
	border-bottom: 1px solid #64748b;
	margin-bottom: 8px;
}

.da-cert-signer {
	display: block;
	font-size: 14px;
	font-weight: 700;
	color: var(--da-dark);
}

.da-cert-inst {
	display: block;
	font-size: 12px;
	color: var(--da-muted);
}

.da-cert-qr-block {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 6px;
}

.da-cert-qr-img {
	width: 100px;
	height: 100px;
	border: 1px solid var(--da-border);
	padding: 4px;
	background: #fff;
}

.da-cert-uid-text {
	font-size: 10px;
	color: var(--da-muted);
}

.da-cert-uid-text code {
	background: #f1f5f9;
	padding: 2px 4px;
	border-radius: 4px;
}

/* Error Card Page */
.da-cert-error-card {
	background: #fff;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 40px;
	text-align: center;
	max-width: 500px;
	box-shadow: var(--da-shadow);
}

.da-cert-error-icon {
	font-size: 48px;
	width: 48px;
	height: 48px;
	color: #ef4444;
	margin-bottom: 16px;
}

.da-cert-error-title {
	font-size: 22px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 10px 0;
}

.da-cert-error-desc {
	font-size: 15px;
	color: var(--da-muted);
	margin-bottom: 24px;
}

/* Dashboard Certificates Styles */
.da-dashboard-certificates-wrap {
	display: flex;
	flex-direction: column;
	gap: 30px;
	margin-top: 30px;
}

.da-certificate-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
	gap: 20px;
}

.da-certificate-card {
	background: #fff;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 24px;
	box-shadow: var(--da-shadow);
	display: flex;
	flex-direction: column;
	gap: 16px;
	position: relative;
	transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.da-certificate-card:hover {
	transform: translateY(-2px);
	box-shadow: var(--da-shadow-lg);
}

.da-cert-card-seal {
	width: 44px;
	height: 44px;
	border-radius: 50%;
	background: #f1f5f9;
	display: flex;
	align-items: center;
	justify-content: center;
}

.da-cert-card-seal .dashicons {
	font-size: 24px;
	width: 24px;
	height: 24px;
	color: var(--da-primary);
}

.da-cert-card-content {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.da-cert-card-title {
	font-size: 16px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0;
}

.da-cert-card-meta {
	font-size: 13px;
	display: flex;
	justify-content: space-between;
}

.da-cert-card-meta .da-cert-meta-lbl {
	color: var(--da-muted);
}

.da-cert-card-meta .da-cert-meta-val {
	font-weight: 600;
	color: var(--da-dark);
}

.da-cert-card-uid {
	font-size: 11px;
	color: var(--da-muted);
	display: flex;
	justify-content: space-between;
	align-items: center;
	background: var(--da-light-bg);
	padding: 4px 8px;
	border-radius: 4px;
}

.da-cert-card-actions {
	display: flex;
	gap: 10px;
	margin-top: auto;
}

.da-cert-card-actions .da-btn {
	flex: 1;
	padding: 8px 12px;
	font-size: 13px;
}

.da-no-certs-notice {
	background: #fff;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 30px;
	text-align: center;
	color: var(--da-muted);
}

.da-no-certs-icon {
	font-size: 32px;
	width: 32px;
	height: 32px;
	color: var(--da-border);
	margin-bottom: 10px;
}

/* Verification widget card */
.da-verify-section-card {
	background: #fff;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 30px;
	box-shadow: var(--da-shadow);
}

.da-verify-intro {
	font-size: 14px;
	color: var(--da-muted);
	margin-bottom: 20px;
}

.da-verify-form .da-verify-input-group {
	display: flex;
	gap: 12px;
}

@media (max-width: 576px) {
	.da-verify-form .da-verify-input-group {
		flex-direction: column;
	}
}

.da-verify-input-group .da-form-control {
	flex-grow: 1;
}

.da-verification-box {
	margin-top: 25px;
	padding: 24px;
	border-radius: 8px;
	border: 1px solid var(--da-border);
}

.da-valid-result {
	background: #f0fdf4;
	border-color: #bbf7d0;
	color: #166534;
}

.da-invalid-result {
	background: #fef2f2;
	border-color: #fecaca;
	color: #991b1b;
}

.da-res-header {
	display: flex;
	align-items: center;
	gap: 8px;
	margin-bottom: 15px;
}

.da-res-header h4 {
	font-size: 16px;
	font-weight: 700;
	margin: 0;
}

.da-res-icon {
	font-size: 24px;
	width: 24px;
	height: 24px;
}

.da-res-table {
	width: 100%;
	border-collapse: collapse;
}

.da-res-table th,
.da-res-table td {
	padding: 8px 12px;
	text-align: left;
	border-bottom: 1px solid rgba(0,0,0,0.05);
	font-size: 14px;
}

.da-res-table th {
	font-weight: 700;
	color: inherit;
	width: 160px;
}

.da-res-table td {
	color: inherit;
}

/* Print Stylesheet overrides */
@media print {
	body * {
		visibility: hidden;
	}
	.da-certificate-frame,
	.da-certificate-frame * {
		visibility: visible;
	}
	.da-certificate-frame {
		position: absolute;
		left: 0;
		top: 0;
		width: 100%;
		border: none;
		box-shadow: none;
		padding: 0;
		margin: 0;
	}
	.no-print {
		display: none !important;
	}
	@page {
		size: landscape;
		margin: 0;
	}
}

/* ==========================================================================
   7. Instructor Review & Grading Consolidation Styles
   ========================================================================== */
.da-instructor-dashboard-wrap {
	display: flex;
	flex-direction: column;
	gap: 30px;
}

/* Bulk Action Toolbar - Premium Floating Bar */
.da-bulk-toolbar {
	background: #1e293b;
	color: #fff;
	border-radius: var(--da-radius);
	padding: 16px 24px;
	box-shadow: var(--da-shadow-lg);
	position: sticky;
	top: 20px;
	z-index: 100;
	margin-bottom: 10px;
	animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideDown {
	from { transform: translateY(-20px); opacity: 0; }
	to { transform: translateY(0); opacity: 1; }
}

.da-toolbar-inside {
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: 15px;
}

.da-toolbar-counter {
	font-size: 15px;
	font-weight: 600;
}

.da-toolbar-counter strong {
	color: var(--da-primary);
	background: rgba(74, 108, 247, 0.1);
	padding: 2px 8px;
	border-radius: 20px;
	font-size: 16px;
}

.da-toolbar-form {
	display: flex;
	gap: 12px;
	align-items: center;
	flex-grow: 1;
	justify-content: flex-end;
}

.da-toolbar-form .input-small {
	width: 90px;
}

.da-toolbar-form .da-form-control {
	background: rgba(255,255,255,0.08);
	border: 1px solid rgba(255,255,255,0.15);
	color: #fff;
}

.da-toolbar-form .da-form-control::placeholder {
	color: rgba(255,255,255,0.4);
}

.da-toolbar-form .da-form-control:focus {
	border-color: var(--da-primary);
	background: rgba(255,255,255,0.12);
}

/* Instructor Grid layout */
.da-instructor-grid {
	display: grid;
	grid-template-columns: 2.1fr 0.9fr;
	gap: 30px;
}

@media (max-width: 992px) {
	.da-instructor-grid {
		grid-template-columns: 1fr;
	}
}

.da-instructor-main-pane {
	display: flex;
	flex-direction: column;
	gap: 35px;
}

.da-instructor-sidebar-pane {
	display: flex;
	flex-direction: column;
	gap: 30px;
}

/* Section elements */
.da-review-section {
	display: flex;
	flex-direction: column;
	gap: 20px;
}

.da-section-header-row {
	display: flex;
	align-items: center;
	gap: 12px;
}

.da-section-header-row .da-section-title {
	margin: 0;
}

.da-count-badge {
	font-size: 12px;
	font-weight: 700;
	background: var(--da-primary);
	color: #fff;
	padding: 2px 8px;
	border-radius: 12px;
}

.da-review-list {
	display: flex;
	flex-direction: column;
	gap: 20px;
}

/* Grading cards */
.da-review-card {
	background: #fff;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 24px;
	box-shadow: var(--da-shadow);
	display: flex;
	flex-direction: column;
	gap: 16px;
	transition: box-shadow 0.2s ease;
}

.da-review-card:hover {
	box-shadow: var(--da-shadow-lg);
}

.da-card-top-row {
	display: flex;
	align-items: center;
	gap: 15px;
	border-bottom: 1px solid var(--da-border);
	padding-bottom: 15px;
}

.da-card-chk-wrap {
	display: flex;
	align-items: center;
}

.da-card-chk-wrap input[type="checkbox"] {
	width: 18px;
	height: 18px;
	cursor: pointer;
}

.da-card-student-meta {
	flex-grow: 1;
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.da-card-student-name {
	font-size: 16px;
	font-weight: 700;
	margin: 0;
}

.da-card-student-name a {
	color: var(--da-dark);
	text-decoration: none;
}

.da-card-student-name a:hover {
	color: var(--da-primary);
}

.da-card-sub-info {
	font-size: 13px;
	color: var(--da-muted);
}

.da-card-date {
	font-size: 12px;
	color: var(--da-muted);
}

.da-card-body-content {
	display: flex;
	flex-direction: column;
	gap: 12px;
	font-size: 14px;
	color: var(--da-text);
}

.da-card-text-response {
	background: var(--da-light-bg);
	border-radius: 8px;
	padding: 15px;
	border: 1px solid var(--da-border);
}

.da-card-text-response p {
	margin: 5px 0 0 0;
	white-space: pre-wrap;
	line-height: 1.5;
}

.da-card-file-response {
	display: flex;
	align-items: center;
	gap: 8px;
}

.da-file-link {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	color: var(--da-primary);
	text-decoration: none;
	font-weight: 600;
	background: #eff6ff;
	padding: 4px 12px;
	border-radius: 20px;
	border: 1px solid #dbeafe;
}

.da-file-link:hover {
	background: #dbeafe;
}

/* Individual Card Grading Panel Form */
.da-card-grading-panel {
	background: #f8fafc;
	border-radius: 8px;
	padding: 16px;
	border: 1px solid var(--da-border);
}

.da-card-grading-form {
	display: flex;
	flex-direction: column;
	gap: 15px;
}

.da-grading-fields {
	display: flex;
	gap: 20px;
	flex-wrap: wrap;
}

.da-grading-field-item {
	display: flex;
	flex-direction: column;
	gap: 6px;
}

.da-grading-field-item.score-field {
	width: 140px;
}

.da-grading-field-item.feedback-field {
	flex-grow: 1;
}

.da-grading-field-item label {
	font-size: 12px;
	font-weight: 700;
	color: var(--da-dark);
}

.da-input-score-wrap {
	display: flex;
	align-items: center;
	gap: 6px;
}

.da-input-score-wrap .score-input {
	width: 70px;
	text-align: center;
}

.da-score-max-lbl {
	font-size: 13px;
	color: var(--da-muted);
}

.da-grading-actions {
	display: flex;
	gap: 12px;
	justify-content: flex-end;
}

.da-no-reviews-box {
	background: #fff;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 40px;
	text-align: center;
	color: var(--da-muted);
}

.da-no-reviews-box .dashicons {
	font-size: 40px;
	width: 40px;
	height: 40px;
	color: var(--da-border);
	margin-bottom: 12px;
}

/* Quizzes table queue */
.da-recent-quizzes-table-wrap {
	background: #fff;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	overflow: hidden;
	box-shadow: var(--da-shadow);
}

.da-recent-quizzes-table {
	width: 100%;
	border-collapse: collapse;
}

.da-recent-quizzes-table th,
.da-recent-quizzes-table td {
	padding: 16px 20px;
	text-align: left;
	border-bottom: 1px solid var(--da-border);
	font-size: 14px;
}

.da-recent-quizzes-table th {
	background: var(--da-light-bg);
	font-weight: 700;
	color: var(--da-dark);
}

.da-table-student-link {
	font-weight: 700;
	color: var(--da-dark);
	text-decoration: none;
}

.da-table-student-link:hover {
	color: var(--da-primary);
}

.da-table-quiz-meta {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.da-table-quiz-meta strong {
	color: var(--da-dark);
}

.da-table-quiz-meta span {
	font-size: 12px;
	color: var(--da-muted);
}

.da-text-muted {
	color: var(--da-muted);
}

.da-table-date {
	color: var(--da-muted);
}

/* Sidebar Certificate eligible student list */
.da-cert-eligible-card {
	background: #fff;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 24px;
	box-shadow: var(--da-shadow);
}

.da-card-sidebar-desc {
	font-size: 13px;
	color: var(--da-muted);
	margin-bottom: 20px;
	line-height: 1.5;
}

.da-eligible-list {
	display: flex;
	flex-direction: column;
	gap: 20px;
}

.da-eligible-item {
	border-bottom: 1px solid var(--da-border);
	padding-bottom: 16px;
	display: flex;
	flex-direction: column;
	gap: 12px;
	transition: all 0.3s ease;
}

.da-eligible-item:last-child {
	border: none;
	padding: 0;
}

.da-eligible-meta {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.da-eligible-student {
	font-size: 15px;
	font-weight: 700;
	margin: 0;
}

.da-eligible-student a {
	color: var(--da-dark);
	text-decoration: none;
}

.da-eligible-student a:hover {
	color: var(--da-primary);
}

.da-eligible-course {
	font-size: 13px;
	color: var(--da-text);
	font-weight: 600;
}

.da-eligible-date {
	font-size: 11px;
	color: var(--da-muted);
}

.da-eligible-item .da-btn {
	padding: 8px 12px;
	font-size: 13px;
}

.da-empty-eligible-box {
	text-align: center;
	padding: 30px 10px;
	color: var(--da-muted);
}

.da-empty-eligible-box .dashicons {
	font-size: 32px;
	width: 32px;
	height: 32px;
	color: var(--da-border);
	margin-bottom: 8px;
}

/* Student summary detail view styling */
.da-student-review-wrapper {
	display: flex;
	flex-direction: column;
	gap: 24px;
}

.da-student-summary-card {
	background: #fff;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 24px;
	box-shadow: var(--da-shadow);
}

.da-metrics-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
	gap: 20px;
	margin-top: 20px;
}

.da-metric-item {
	display: flex;
	flex-direction: column;
	gap: 8px;
	background: var(--da-light-bg);
	padding: 16px;
	border-radius: 8px;
	border: 1px solid var(--da-border);
}

.da-metric-lbl {
	font-size: 12px;
	color: var(--da-muted);
	text-transform: uppercase;
	font-weight: 700;
	letter-spacing: 0.5px;
}

.da-metric-val {
	font-size: 16px;
	font-weight: 700;
	color: var(--da-dark);
}

.da-progress-circle-wrap {
	font-size: 24px;
	font-weight: 800;
	color: var(--da-primary);
}

.da-student-assign-list {
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.da-student-assign-item {
	background: #fff;
	border: 1px solid var(--da-border);
	border-radius: var(--da-radius);
	padding: 20px;
	box-shadow: var(--da-shadow);
}

.da-assign-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	border-bottom: 1px solid var(--da-border);
	padding-bottom: 12px;
	margin-bottom: 12px;
}

.da-assign-header .da-assign-title {
	margin: 0;
	font-size: 15px;
	font-weight: 700;
}

.da-assign-details {
	display: flex;
	gap: 24px;
	flex-wrap: wrap;
	font-size: 13px;
}

.da-assign-score {
	display: flex;
	align-items: center;
	gap: 8px;
}

.da-profile-details {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 12px;
	text-align: center;
	padding: 15px 0;
}

.da-avatar-placeholder {
	width: 64px;
	height: 64px;
	border-radius: 50%;
	background: var(--da-light-bg);
	display: flex;
	align-items: center;
	justify-content: center;
	border: 1px solid var(--da-border);
}

.da-avatar-placeholder .dashicons {
	font-size: 36px;
	width: 36px;
	height: 36px;
	color: var(--da-muted);
}

.da-profile-name {
	font-size: 16px;
	font-weight: 700;
	margin: 0;
	color: var(--da-dark);
}

.da-profile-email {
	font-size: 13px;
	color: var(--da-muted);
}

.da-cert-status-info {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 16px;
	text-align: center;
	padding: 10px 0;
}

.da-cert-status-info .da-cert-seal {
	margin-bottom: 0;
}

.da-cert-status-info .da-cert-meta {
	display: flex;
	flex-direction: column;
	gap: 4px;
	font-size: 13px;
}

.da-cert-status-info .da-cert-meta strong {
	font-size: 15px;
	color: var(--da-dark);
}

.da-cert-status-info .da-cert-meta span {
	color: var(--da-text);
}

.da-cert-uid {
	font-size: 11px;
	background: var(--da-light-bg);
	padding: 2px 6px;
	border-radius: 4px;
	color: var(--da-muted);
}

.da-cert-status-info .da-cert-actions {
	width: 100%;
}

.da-cert-not-issued-desc {
	font-size: 13px;
	color: var(--da-muted);
	line-height: 1.5;
}

.da-eligible-callout-box {
	background: #f0fdf4;
	border: 1px solid #bbf7d0;
	border-radius: 8px;
	padding: 16px;
	width: 100%;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 12px;
	font-size: 13px;
	color: #166534;
}

.da-eligible-callout-box.info-box {
	background: #eff6ff;
	border-color: #bfdbfe;
	color: #1e40af;
}

.da-reports-dashboard-wrap {
	margin-top: 40px;
	margin-bottom: 80px;
}

/* Tab Navigation */
.da-reports-tabs {
	display: flex;
	gap: 10px;
	background: var(--da-light-bg);
	padding: 8px;
	border-radius: 12px;
	margin-bottom: 30px;
	border: 1px solid var(--da-border);
	overflow-x: auto;
}

.da-reports-tabs::-webkit-scrollbar {
	display: none;
}

.da-reports-tabs {
	-ms-overflow-style: none;
	scrollbar-width: none;
}

.da-reports-tabs .da-tab-btn {
	background: transparent;
	border: none;
	color: var(--da-text);
	padding: 10px 18px;
	border-radius: 8px;
	font-weight: 600;
	font-size: 14px;
	cursor: pointer;
	display: flex;
	align-items: center;
	gap: 8px;
	transition: all 0.25s ease;
	white-space: nowrap;
}

.da-reports-tabs .da-tab-btn:hover {
	color: var(--da-primary);
	background: rgba(59, 130, 246, 0.05);
}

.da-reports-tabs .da-tab-btn.active {
	background: var(--da-white);
	color: var(--da-primary);
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.da-reports-tabs .da-tab-btn .dashicons {
	font-size: 18px;
	width: 18px;
	height: 18px;
}

/* Tab Panes */
.da-tab-panes .da-tab-pane {
	display: none;
	animation: fadeIn 0.3s ease;
}

.da-tab-panes .da-tab-pane.active {
	display: block;
}

@keyframes fadeIn {
	from { opacity: 0; transform: translateY(10px); }
	to { opacity: 1; transform: translateY(0); }
}

/* Overview Cards */
.da-reports-cards {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: 20px;
	margin-bottom: 30px;
}

.da-report-card {
	background: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: 16px;
	padding: 24px;
	display: flex;
	align-items: center;
	gap: 20px;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.da-report-card:hover {
	transform: translateY(-4px);
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.da-report-card .da-card-icon {
	background: rgba(59, 130, 246, 0.1);
	color: var(--da-primary);
	width: 52px;
	height: 52px;
	border-radius: 12px;
	display: flex;
	align-items: center;
	justify-content: center;
}

.da-report-card .da-card-icon.highlight-green {
	background: rgba(16, 185, 129, 0.1);
	color: #10b981;
}

.da-report-card .da-card-icon.highlight-blue {
	background: rgba(6, 182, 212, 0.1);
	color: #06b6d4;
}

.da-report-card .da-card-icon.highlight-purple {
	background: rgba(139, 92, 246, 0.1);
	color: #8b5cf6;
}

.da-report-card .da-card-icon .dashicons {
	font-size: 26px;
	width: 26px;
	height: 26px;
}

.da-report-card .da-card-info {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.da-report-card .da-card-label {
	font-size: 13px;
	color: var(--da-muted);
	font-weight: 500;
}

.da-report-card .da-card-value {
	font-size: 24px;
	font-weight: 750;
	color: var(--da-dark);
	margin: 0;
}

.da-report-card .da-card-subtext {
	font-size: 12px;
	color: var(--da-muted);
}

/* Trends Grid */
.da-reports-trends-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
	gap: 20px;
	margin-bottom: 30px;
}

@media (max-width: 768px) {
	.da-reports-trends-grid {
		grid-template-columns: 1fr;
	}
}

.da-trend-box {
	background: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: 16px;
	padding: 24px;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

.da-trend-title {
	font-size: 16px;
	font-weight: 700;
	color: var(--da-dark);
	margin-top: 0;
	margin-bottom: 20px;
}

.da-chart-wrapper {
	width: 100%;
	height: 220px;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
}

.da-chart-placeholder-loading {
	font-size: 13px;
	color: var(--da-muted);
}

.da-reports-svg-chart {
	width: 100%;
	height: 100%;
	display: block;
	overflow: visible;
}

.da-chart-dot {
	transition: r 0.2s ease, stroke-width 0.2s ease;
	cursor: pointer;
}

.da-chart-dot:hover {
	r: 7.5;
	stroke-width: 3;
}

/* Grid for tables */
.da-reports-tables-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 20px;
}

.da-table-box {
	background: var(--da-white);
	border: 1px solid var(--da-border);
	border-radius: 16px;
	padding: 24px;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

.da-table-box-title {
	font-size: 16px;
	font-weight: 700;
	color: var(--da-dark);
	margin-top: 0;
	margin-bottom: 18px;
}

.da-reports-table-lite {
	width: 100%;
	border-collapse: collapse;
}

.da-reports-table-lite th,
.da-reports-table-lite td {
	padding: 12px 10px;
	font-size: 13.5px;
	text-align: left;
	border-bottom: 1px solid var(--da-border);
}

.da-reports-table-lite th {
	font-weight: 600;
	color: var(--da-muted);
	text-transform: uppercase;
	font-size: 11px;
	letter-spacing: 0.5px;
}

.da-reports-table-lite tr:last-child td {
	border-bottom: none;
}

.da-reports-table-lite .text-right,
.da-recent-quizzes-table .text-right {
	text-align: right;
}

.da-reports-table-lite .text-center,
.da-recent-quizzes-table .text-center {
	text-align: center;
}

/* Pagination */
.da-pagination-toolbar {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 16px;
	margin-top: 24px;
	padding-top: 16px;
	border-top: 1px solid var(--da-border);
}

.da-page-indicator {
	font-size: 13px;
	color: var(--da-text);
}

/* Progress circle wrap overrides for inline pct */
.da-progress-circle-wrap.inline-pct {
	width: auto;
	height: auto;
	border: none;
	background: transparent;
	padding: 0;
	display: inline-block;
}

.da-progress-circle-wrap.inline-pct strong {
	font-size: 14px;
	color: var(--da-primary);
}

/* Notifications Engine */
.da-unread-badge {
	background: #ef4444;
	color: #ffffff;
	padding: 2px 8px;
	font-size: 11px;
	font-weight: 700;
	border-radius: 9999px;
	line-height: 1;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	transition: all 0.3s ease;
}

.da-unread-badge.unread-empty {
	background: #94a3b8;
	opacity: 0.5;
}

.da-notification-item {
	border-radius: 8px;
	margin-bottom: 8px;
}

.da-notification-item.unread {
	background: rgba(59, 130, 246, 0.03);
	border-left: 3px solid var(--da-primary);
}

.da-notification-item.read {
	background: transparent;
	border-left: 3px solid transparent;
	opacity: 0.85;
}

.da-notification-icon-wrap {
	display: flex;
	align-items: center;
	justify-content: center;
	background: var(--da-light-bg);
	width: 38px;
	height: 38px;
	border-radius: 8px;
	color: var(--da-muted);
}

/* Notification Types Icon Colors */
.da-notification-icon-wrap.text-primary {
	color: var(--da-primary);
	background: rgba(59, 130, 246, 0.08);
}

.da-notification-icon-wrap.text-success {
	color: #10b981;
	background: rgba(16, 185, 129, 0.08);
}

.da-notification-icon-wrap.text-info {
	color: #06b6d4;
	background: rgba(6, 182, 212, 0.08);
}

.da-notification-icon-wrap.text-warning {
	color: #f59e0b;
	background: rgba(245, 158, 11, 0.08);
}

.da-notification-icon-wrap.text-purple {
	color: #8b5cf6;
	background: rgba(139, 92, 246, 0.08);
}

.da-notification-icon-wrap.text-cyan {
	color: #0891b2;
	background: rgba(8, 145, 178, 0.08);
}

.da-notification-title a {
	color: var(--da-dark);
	text-decoration: none;
	transition: color 0.2s ease;
}

.da-notification-title a:hover {
	color: var(--da-primary);
}

.da-no-notifications-box {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 40px 20px;
}

/* ----------------------------------------------------
   Phase B: Student Discovery & Catalog Styles
   ---------------------------------------------------- */

/* Hero Section */
.da-hero-section {
	position: relative;
	background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
	color: #ffffff;
	border-radius: 16px;
	padding: 80px 40px;
	text-align: center;
	overflow: hidden;
	box-shadow: var(--da-shadow-lg);
	margin-bottom: 40px;
}
.da-hero-overlay {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: radial-gradient(circle at top right, rgba(74, 108, 247, 0.15), transparent 60%);
	pointer-events: none;
}
.da-hero-content {
	position: relative;
	z-index: 2;
	max-width: 700px;
	margin: 0 auto;
}
.da-hero-title {
	font-family: 'Outfit', sans-serif;
	font-size: 38px;
	font-weight: 800;
	margin: 0 0 15px 0;
	color: #ffffff;
	line-height: 1.3;
}
.da-hero-subtitle {
	font-size: 16px;
	color: #94a3b8;
	margin-bottom: 30px;
	line-height: 1.6;
}
.da-search-box-wrap {
	position: relative;
	max-width: 500px;
	margin: 0 auto;
}
.da-search-icon {
	position: absolute;
	left: 18px;
	top: 50%;
	transform: translateY(-50%);
	color: #94a3b8;
	font-size: 20px;
	width: 20px;
	height: 20px;
}
.da-catalog-search-input {
	width: 100%;
	padding: 16px 20px 16px 48px !important;
	border-radius: 50px !important;
	border: 1px solid rgba(255, 255, 255, 0.1) !important;
	background: rgba(255, 255, 255, 0.08) !important;
	color: #ffffff !important;
	font-size: 16px !important;
	backdrop-filter: blur(8px);
	outline: none !important;
	transition: all 0.3s ease;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
.da-catalog-search-input:focus {
	border-color: var(--da-primary) !important;
	background: rgba(255, 255, 255, 0.12) !important;
	box-shadow: 0 4px 20px rgba(74, 108, 247, 0.25);
}

/* Filters Panel */
.da-filters-panel {
	background: #ffffff;
	border: 1px solid var(--da-border);
	border-radius: 12px;
	padding: 20px;
	margin-bottom: 40px;
	box-shadow: var(--da-shadow);
}
.da-filter-group {
	display: flex;
	align-items: center;
	gap: 15px;
	flex-wrap: wrap;
}
.da-filter-label {
	font-weight: 600;
	font-size: 14px;
	color: var(--da-dark);
	min-width: 90px;
}
.da-filter-pills {
	display: flex;
	gap: 8px;
	flex-wrap: wrap;
}
.da-filter-pill {
	display: inline-block;
	padding: 6px 16px;
	border-radius: 30px;
	background-color: var(--da-light-bg);
	border: 1px solid var(--da-border);
	color: var(--da-text);
	font-size: 14px;
	font-weight: 500;
	text-decoration: none;
	transition: all 0.2s ease;
}
.da-filter-pill:hover {
	border-color: var(--da-primary);
	color: var(--da-primary);
}
.da-filter-pill.active {
	background-color: var(--da-primary);
	border-color: var(--da-primary);
	color: #ffffff !important;
	box-shadow: 0 4px 6px -1px rgba(74, 108, 247, 0.2);
}

/* Section Heading */
.da-section-heading {
	font-family: 'Outfit', sans-serif;
	font-size: 26px;
	font-weight: 700;
	color: var(--da-dark);
	margin-bottom: 25px;
	border-left: 4px solid var(--da-primary);
	padding-left: 12px;
}

/* Course Grid */
.da-catalog-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
	gap: 30px;
	margin-bottom: 50px;
}

/* Course Card */
.da-course-card {
	background-color: #ffffff;
	border: 1px solid var(--da-border);
	border-radius: 12px;
	overflow: hidden;
	display: flex;
	flex-direction: column;
	box-shadow: var(--da-shadow);
	transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
	opacity: 1;
}
.da-course-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--da-shadow-lg);
}
.da-card-banner {
	position: relative;
	aspect-ratio: 16/9;
	background-color: #f1f5f9;
	overflow: hidden;
}
.da-card-banner img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}
.da-card-banner-fallback {
	width: 100%;
	height: 100%;
	background: linear-gradient(135deg, var(--da-primary), var(--da-primary-hover));
	display: flex;
	align-items: center;
	justify-content: center;
	color: #ffffff;
	font-family: 'Outfit', sans-serif;
	font-weight: 700;
	font-size: 20px;
	text-transform: uppercase;
}
.da-card-category-badge {
	position: absolute;
	top: 12px;
	left: 12px;
	background: rgba(15, 23, 42, 0.7);
	backdrop-filter: blur(4px);
	color: #ffffff;
	padding: 4px 10px;
	border-radius: 6px;
	font-size: 11px;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.5px;
}
.da-card-body {
	padding: 20px;
	flex-grow: 1;
	display: flex;
	flex-direction: column;
}
.da-card-title {
	font-size: 18px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 10px 0;
	line-height: 1.4;
}
.da-card-title a {
	color: var(--da-dark);
	text-decoration: none;
	transition: color 0.2s ease;
}
.da-card-title a:hover {
	color: var(--da-primary);
}
.da-card-excerpt {
	font-size: 14px;
	color: var(--da-muted);
	line-height: 1.6;
	margin: 0 0 20px 0;
}
.da-card-meta {
	margin-top: auto;
	border-top: 1px solid var(--da-border);
	padding-top: 15px;
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.da-card-instructor {
	display: flex;
	align-items: center;
	gap: 10px;
}
.da-card-inst-avatar {
	width: 28px;
	height: 28px;
	border-radius: 50%;
	object-fit: cover;
	border: 1px solid var(--da-border);
}
.da-card-inst-name {
	font-size: 13px;
	font-weight: 600;
	color: var(--da-dark);
}
.da-card-lessons-badge {
	display: flex;
	align-items: center;
	gap: 6px;
	color: var(--da-muted);
	font-size: 13px;
}
.da-card-lessons-badge .dashicons {
	font-size: 16px;
	width: 16px;
	height: 16px;
	margin-top: 2px;
}
.da-card-footer {
	padding: 15px 20px;
	border-top: 1px solid var(--da-border);
	background-color: var(--da-light-bg);
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.da-card-price {
	display: flex;
	align-items: baseline;
	gap: 6px;
}
.da-price-free-badge {
	font-size: 18px;
	font-weight: 700;
	color: var(--da-success);
}
.da-price-discounted {
	font-size: 16px;
	font-weight: 700;
	color: var(--da-dark);
}
.da-price-original {
	font-size: 12px;
	text-decoration: line-through;
	color: var(--da-muted);
}
.da-card-action-btn {
	font-size: 13px;
	font-weight: 600;
	color: var(--da-primary);
	text-decoration: none;
	transition: color 0.2s ease;
}
.da-card-action-btn:hover {
	color: var(--da-primary-hover);
}

/* Empty State */
.da-empty-state {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 60px 20px;
	text-align: center;
	background: #ffffff;
	border: 1px dashed var(--da-border);
	border-radius: 12px;
}
.da-empty-state h3 {
	font-size: 20px;
	margin: 0 0 8px 0;
	color: var(--da-dark);
}
.da-empty-state p {
	color: var(--da-muted);
	margin: 0;
}

/* Curriculum Syllabus Accordion */
.da-curriculum-section {
	margin-top: 40px;
	border-top: 1px solid var(--da-border);
	padding-top: 30px;
}
.da-curriculum-section h2 {
	margin-bottom: 20px;
}
.da-accordion {
	display: flex;
	flex-direction: column;
	gap: 12px;
}
.da-accordion-item {
	border: 1px solid var(--da-border);
	border-radius: 8px;
	overflow: hidden;
	background-color: #ffffff;
	transition: border-color 0.2s ease;
}
.da-accordion-item:hover {
	border-color: #cbd5e1;
}
.da-accordion-item.active {
	border-color: var(--da-primary);
}
.da-accordion-header {
	padding: 18px 20px;
	display: flex;
	justify-content: space-between;
	align-items: center;
	cursor: pointer;
	background-color: #ffffff;
	user-select: none;
}
.da-accordion-header-left {
	display: flex;
	align-items: center;
	gap: 12px;
	flex-grow: 1;
}
.da-lesson-number {
	width: 24px;
	height: 24px;
	border-radius: 50%;
	background-color: var(--da-light-bg);
	color: var(--da-muted);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 12px;
	font-weight: 700;
}
.da-accordion-item.active .da-lesson-number {
	background-color: rgba(74, 108, 247, 0.1);
	color: var(--da-primary);
}
.da-lesson-title {
	font-weight: 600;
	color: var(--da-dark);
	font-size: 15px;
}
.da-lesson-duration {
	font-size: 13px;
	color: var(--da-muted);
}
.da-accordion-header-right {
	margin-left: 20px;
}
.da-accordion-link-btn, .da-btn-preview-trigger {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 8px 16px;
	border-radius: 6px;
	font-size: 13px;
	font-weight: 600;
	cursor: pointer;
	text-decoration: none;
	border: none;
	transition: all 0.2s ease;
}
.da-accordion-link-btn {
	background-color: var(--da-primary);
	color: #ffffff !important;
}
.da-accordion-link-btn:hover {
	background-color: var(--da-primary-hover);
}
.da-btn-preview-trigger {
	background-color: rgba(74, 108, 247, 0.08);
	color: var(--da-primary);
}
.da-btn-preview-trigger:hover {
	background-color: rgba(74, 108, 247, 0.15);
}
.da-lesson-lock {
	color: var(--da-muted);
	opacity: 0.7;
}
.da-accordion-content {
	border-top: 1px solid var(--da-border);
	background-color: var(--da-light-bg);
}
.da-accordion-content-inner {
	padding: 20px;
	font-size: 14px;
	color: var(--da-text);
	line-height: 1.6;
}
.da-accordion-locked-notice {
	margin-top: 15px;
	padding: 12px 15px;
	background-color: #fffbeb;
	border: 1px solid #fef3c7;
	border-radius: 6px;
	color: #b45309;
	display: flex;
	align-items: center;
	gap: 10px;
	font-size: 13px;
}

/* Instructor biography card */
.da-instructor-profile-card {
	margin-top: 40px;
	background: #ffffff;
	border: 1px solid var(--da-border);
	border-radius: 12px;
	padding: 30px;
	box-shadow: var(--da-shadow);
}
.da-instructor-card-heading {
	margin-bottom: 20px;
	font-size: 20px;
}
.da-instructor-profile-content {
	display: flex;
	gap: 25px;
	align-items: flex-start;
}
@media (max-width: 600px) {
	.da-instructor-profile-content {
		flex-direction: column;
		align-items: center;
		text-align: center;
	}
}
.da-instructor-profile-avatar {
	width: 100px;
	height: 100px;
	border-radius: 50%;
	object-fit: cover;
	border: 2px solid var(--da-border);
	flex-shrink: 0;
}
.da-instructor-profile-info {
	flex-grow: 1;
}
.da-instructor-profile-name {
	font-size: 18px;
	font-weight: 700;
	color: var(--da-dark);
	margin: 0 0 4px 0;
}
.da-instructor-profile-designation {
	font-size: 13px;
	color: var(--da-primary);
	font-weight: 600;
	margin: 0 0 12px 0;
}
.da-instructor-profile-bio {
	font-size: 14px;
	color: var(--da-text);
	line-height: 1.6;
	margin: 0;
}

/* Sliding Preview Drawer */
.da-drawer-backdrop {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(15, 23, 42, 0.4);
	backdrop-filter: blur(2px);
	z-index: 10000;
}
.da-drawer {
	position: fixed;
	top: 0;
	right: 0;
	height: 100vh;
	width: 100%;
	max-width: 550px;
	background-color: #ffffff;
	box-shadow: -4px 0 24px rgba(15, 23, 42, 0.15);
	z-index: 10001;
	transform: translateX(100%);
	transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
	display: flex;
	flex-direction: column;
}
.da-drawer.open {
	transform: translateX(0);
}
.da-drawer-header {
	padding: 24px 30px;
	border-bottom: 1px solid var(--da-border);
	display: flex;
	justify-content: space-between;
	align-items: center;
	background-color: var(--da-light-bg);
}
.da-drawer-header h3 {
	font-family: 'Outfit', sans-serif;
	font-size: 20px;
	font-weight: 700;
	margin: 0;
	color: var(--da-dark);
}
.da-drawer-close {
	border: none;
	background: transparent;
	font-size: 28px;
	cursor: pointer;
	color: var(--da-muted);
	line-height: 1;
	padding: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: color 0.2s ease;
}
.da-drawer-close:hover {
	color: var(--da-dark);
}
.da-drawer-body {
	padding: 30px;
	overflow-y: auto;
	flex-grow: 1;
	font-size: 15px;
	line-height: 1.7;
	color: var(--da-text);
}
.da-drawer-loading {
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 60px 0;
	color: var(--da-muted);
	gap: 12px;
}
.da-drawer-error {
	padding: 20px;
	background-color: #fef2f2;
	border: 1px solid #fee2e2;
	border-radius: 8px;
	color: #b91c1c;
	text-align: center;
}
.da-spinner {
	display: inline-block;
	width: 20px;
	height: 20px;
	border: 2px solid rgba(74, 108, 247, 0.1);
	border-top-color: var(--da-primary);
	border-radius: 50%;
	animation: da-spin 0.8s linear infinite;
}
@keyframes da-spin {
	to { transform: rotate(360deg); }
}

/* Guest preview truncation message */
.da-preview-notice-box {
	margin-top: 30px;
	padding: 20px;
	background: linear-gradient(135deg, rgba(74, 108, 247, 0.05), rgba(99, 102, 241, 0.05));
	border: 1px solid rgba(74, 108, 247, 0.1);
	border-radius: 8px;
	text-align: center;
}
.da-preview-locked-msg {
	font-size: 15px;
	font-weight: 700;
	color: var(--da-primary);
	margin: 0;
}