/* Course Single Page Styles */

/* Sticky elements */
.sticky-top {
	position: sticky;
	top: 20px;
	z-index: 100;
}

/* Course Header */
.course-header h1 {
	color: #212529;
	line-height: 1.3;
}

.course-meta {
	font-size: 0.95rem;
}

.course-meta a {
	color: #6c757d;
	text-decoration: none;
}

.course-meta a:hover {
	color: #0d6efd;
	text-decoration: underline;
}

/* Course Preview/Image */
.course-preview,
.course-image {
	border-radius: 0.5rem;
	overflow: hidden;
}

.course-preview iframe {
	border: none;
}

/* Price Info */
.price-info h2 {
	font-size: 2.5rem;
	font-weight: 700;
}

.price-info .text-decoration-line-through {
	font-size: 1.25rem;
}

/* Course Stats */
.course-stats ul li {
	padding: 0.5rem 0;
	border-bottom: 1px solid #e9ecef;
}

.course-stats ul li:last-child {
	border-bottom: none;
}

.course-stats i {
	color: #6c757d;
	width: 20px;
}

/* What You Will Learn */
.what-you-learn ul li {
	padding: 0.5rem 0;
}

.what-you-learn i {
	font-size: 1.1rem;
}

/* Course Curriculum */
.course-curriculum .accordion-button {
	padding: 1rem 1.25rem;
	font-size: 1rem;
}

.course-curriculum .accordion-button:not(.collapsed) {
	color: #0d6efd;
	background-color: #e7f1ff;
}

.course-curriculum .list-group-item {
	padding: 0.75rem 1.25rem;
	border-left: none;
	border-right: none;
}

.course-curriculum .list-group-item:first-child {
	border-top: none;
}

.course-curriculum .list-group-item i {
	color: #6c757d;
}

/* Target Audience */
.target-audience ul li {
	padding: 0.5rem 0;
}

.target-audience i {
	font-size: 1.1rem;
}

/* Markdown Content */
.markdown-body {
	font-size: 1rem;
	line-height: 1.7;
	color: #333;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
	margin-top: 1.5rem;
	margin-bottom: 1rem;
	font-weight: 600;
}

.markdown-body h1 {
	font-size: 2rem;
	border-bottom: 2px solid #e9ecef;
	padding-bottom: 0.5rem;
}

.markdown-body h2 {
	font-size: 1.5rem;
	border-bottom: 1px solid #e9ecef;
	padding-bottom: 0.3rem;
}

.markdown-body h3 {
	font-size: 1.25rem;
}

.markdown-body p {
	margin-bottom: 1rem;
}

.markdown-body ul,
.markdown-body ol {
	padding-left: 2rem;
	margin-bottom: 1rem;
}

.markdown-body li {
	margin-bottom: 0.5rem;
}

.markdown-body code {
	background-color: #f8f9fa;
	padding: 0.2rem 0.4rem;
	border-radius: 0.25rem;
	font-size: 0.9em;
	color: #d63384;
}

.markdown-body pre {
	background-color: #f8f9fa;
	padding: 1rem;
	border-radius: 0.5rem;
	overflow-x: auto;
	margin-bottom: 1rem;
}

.markdown-body pre code {
	background-color: transparent;
	padding: 0;
	color: inherit;
}

.markdown-body blockquote {
	border-left: 4px solid #0d6efd;
	padding-left: 1rem;
	margin-left: 0;
	margin-bottom: 1rem;
	color: #6c757d;
}

.markdown-body img {
	max-width: 100%;
	height: auto;
	border-radius: 0.5rem;
	margin: 1rem 0;
}

.markdown-body table {
	width: 100%;
	margin-bottom: 1rem;
	border-collapse: collapse;
}

.markdown-body table th,
.markdown-body table td {
	padding: 0.75rem;
	border: 1px solid #dee2e6;
}

.markdown-body table th {
	background-color: #f8f9fa;
	font-weight: 600;
}

.markdown-body table tr:nth-child(even) {
	background-color: #f8f9fa;
}

/* Price History Chart */
#priceHistoryChart {
	max-height: 250px;
}

/* Cards */
.card {
	border: 1px solid rgba(0, 0, 0, 0.125);
	transition: box-shadow 0.3s ease;
}

.card:hover {
	box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important;
}

.card-header {
	font-weight: 600;
}

/* Badges */
.badge {
	font-weight: 500;
	padding: 0.35em 0.65em;
}

/* Responsive */
@media (max-width: 991.98px) {
	.sticky-top {
		position: relative;
		top: 0;
	}

	.price-info h2 {
		font-size: 2rem;
	}

	.course-header h1 {
		font-size: 1.75rem;
	}
}

@media (max-width: 767.98px) {
	.course-meta {
		font-size: 0.875rem;
	}

	.course-meta span {
		display: block;
		margin-bottom: 0.25rem;
	}

	.price-info h2 {
		font-size: 1.75rem;
	}

	#priceHistoryChart {
		max-height: 200px;
	}
}

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

.card,
.course-header,
.course-preview,
.course-image {
	animation: fadeIn 0.5s ease-in-out;
}