/**
 * Single Course Page Styles
 * Remote Madam Design System
 * 
 * NOTE: This file uses reusable components from components.css.
 * Component classes: .enroll-btn, .curriculum-accordion, .instructor-card,
 * .review-card, .lesson-item, .progress, .sidebar-card
 */

/* ============================================
   SINGLE COURSE HERO
   ============================================ */

.single-course__hero {
	position: relative;
	background: linear-gradient(135deg, rgba(10, 10, 10, 1) 0%, rgba(0, 0, 0, 1) 100%);
	padding: 120px 0;
	overflow: hidden;
}

.single-course__hero-container {
	max-width: var(--container-max-width);
	margin: 0 auto;
	padding: 0 20px;
}

.single-course__hero-thumbnail {
	width: 100%;
	max-width: 800px;
	margin: 0 auto 48px;
	border-radius: 16px;
	overflow: hidden;
	box-shadow: 0 25px 80px rgba(0, 0, 0, 0.6), 0 0 40px rgba(255, 61, 154, 0.15);
}

.single-course__hero-image {
	width: 100%;
	height: auto;
	display: block;
}

.single-course__hero-content {
	max-width: 800px;
	margin: 0 auto;
	text-align: center;
}

.single-course__hero-breadcrumb {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 12px;
	margin-bottom: 24px;
	font-size: 14px;
}

.single-course__breadcrumb-link {
	color: rgba(255, 255, 255, 0.6);
	text-decoration: none;
	transition: color 0.3s ease;
}

.single-course__breadcrumb-link:hover {
	color: #FF3D9A;
}

.single-course__breadcrumb-separator {
	color: rgba(255, 255, 255, 0.4);
}

.single-course__breadcrumb-current {
	color: rgba(255, 255, 255, 0.8);
	font-weight: 500;
}

.single-course__hero-title {
	font-size: 56px;
	font-weight: 750;
	color: #FFFFFF;
	margin: 0 0 24px;
	line-height: 1.1;
}

.single-course__hero-subtitle {
	font-size: 18px;
	font-weight: 400;
	color: rgba(255, 255, 255, 0.75);
	line-height: 1.6;
	margin: 0 0 40px;
}

.single-course__hero-stats {
	display: flex;
	justify-content: center;
	gap: var(--spacing-8);
	margin-bottom: var(--spacing-10);
	flex-wrap: wrap;
}

.single-course__stat {
	text-align: center;
}

.single-course__stat-value {
	display: block;
	font-size: var(--font-size-3xl);
	font-weight: var(--font-weight-bold);
	color: var(--primary);
	margin-bottom: var(--spacing-1);
}

.single-course__stat-price--sale {
	color: var(--primary);
	margin-right: var(--spacing-2);
}

.single-course__stat-price--regular {
	color: var(--text-muted);
	text-decoration: line-through;
	font-size: var(--font-size-xl);
}

.single-course__stat-label {
	font-size: var(--font-size-sm);
	color: var(--text-muted);
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

.single-course__hero-actions {
	display: flex;
	justify-content: center;
	gap: 16px;
	flex-wrap: wrap;
}

/* Uses .enroll-btn component from components.css */
.single-course__preview-btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 16px 40px;
	font-size: 16px;
	font-weight: 600;
	background: transparent;
	border: 2px solid rgba(255, 255, 255, 0.2);
	color: #FFFFFF;
	border-radius: 12px;
	cursor: pointer;
	transition: all 0.3s ease;
}

.single-course__preview-btn:hover {
	border-color: #FF3D9A;
	color: #FF3D9A;
	background: rgba(255, 61, 154, 0.05);
}

.single-course__preview-btn:focus {
	outline: 2px solid #FF3D9A;
	outline-offset: 2px;
}

/* ============================================
   SINGLE COURSE SECTIONS
   ============================================ */

.single-course__learn,
.single-course__includes,
.single-course__curriculum,
.single-course__instructor,
.single-course__reviews,
.single-course__related,
.single-course__cta {
	position: relative;
	background: #000000;
	padding: 120px 0;
}

.single-course__learn-container,
.single-course__includes-container,
.single-course__curriculum-container,
.single-course__instructor-container,
.single-course__reviews-container,
.single-course__related-container,
.single-course__cta-container {
	max-width: var(--container-max-width);
	margin: 0 auto;
	padding: 0 20px;
}

.single-course__section-title {
	font-size: 42px;
	font-weight: 700;
	color: #FFFFFF;
	margin: 0 0 48px;
	line-height: 1.2;
}

/* ============================================
   WHAT YOU'LL LEARN
   ============================================ */

.single-course__learn-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 24px;
}

.single-course__learn-item {
	display: flex;
	align-items: center;
	gap: 12px;
	font-size: 16px;
	font-weight: 400;
	color: rgba(255, 255, 255, 0.8);
}

.single-course__learn-item svg {
	width: 20px;
	height: 20px;
	color: #FF3D9A;
	flex-shrink: 0;
}

/* ============================================
   COURSE INCLUDES
   ============================================ */

.single-course__includes-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.single-course__include-item {
	background: linear-gradient(135deg, rgba(22, 22, 22, 1) 0%, rgba(10, 10, 10, 1) 100%);
	border: 1px solid rgba(255, 255, 255, 0.08);
	border-radius: 16px;
	padding: 32px;
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	gap: 16px;
	transition: all 0.3s ease;
}

.single-course__include-item:hover {
	border-color: rgba(255, 61, 154, 0.3);
	transform: translateY(-4px);
	box-shadow: 0 16px 40px rgba(255, 61, 154, 0.15);
}

.single-course__include-icon {
	width: 56px;
	height: 56px;
	background: rgba(255, 61, 154, 0.1);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #FF3D9A;
}

.single-course__include-icon svg {
	width: 24px;
	height: 24px;
}

.single-course__include-text {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.single-course__include-value {
	font-size: 24px;
	font-weight: 700;
	color: #FFFFFF;
}

.single-course__include-label {
	font-size: 14px;
	font-weight: 400;
	color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   CURRICULUM ACCORDION (Uses component from components.css)
   ============================================ */

/* Curriculum accordion styles moved to components.css.
   This section contains only page-specific overrides. */

.single-course__accordion-item {
	margin-bottom: 16px;
}

.single-course__accordion-header {
	padding: 24px 32px;
}

.single-course__accordion-title {
	font-size: 18px;
}

.single-course__lesson-item {
	padding: 16px 32px;
}

.single-course__lesson-title {
	font-size: 15px;
}

/* ============================================
   INSTRUCTOR SECTION (Uses component from components.css)
   ============================================ */

/* Instructor card styles moved to components.css.
   This section contains only page-specific overrides. */

.single-course__instructor-card {
	padding: 48px;
	gap: 32px;
}

.single-course__instructor-avatar {
	width: 120px;
	height: 120px;
}

.single-course__instructor-name {
	font-size: 28px;
}

.single-course__instructor-title {
	font-size: 16px;
}

.single-course__instructor-bio {
	font-size: 16px;
}

/* ============================================
   STUDENT REVIEWS (Uses component from components.css)
   ============================================ */

/* Review card styles moved to components.css.
   This section contains only page-specific overrides. */

.single-course__reviews-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 32px;
}

.single-course__review-card {
	padding: 32px;
}

.single-course__review-text {
	font-size: 16px;
}

/* ============================================
   RELATED COURSES (Uses component from components.css)
   ============================================ */

/* Course card styles moved to components.css.
   This section contains only page-specific overrides. */

.single-course__related-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 32px;
}

/* Uses .course-card component from components.css */
.single-course__related-content {
	padding: 24px;
}

.single-course__related-title {
	font-size: 18px;
}

.single-course__related-price {
	font-size: 24px;
}

/* ============================================
   FINAL CTA (Uses component from components.css)
   ============================================ */

/* Uses .enroll-btn component from components.css */
.single-course__cta-card {
	background: linear-gradient(135deg, rgba(255, 61, 154, 0.15) 0%, rgba(255, 61, 154, 0.05) 100%);
	border: 1px solid rgba(255, 61, 154, 0.3);
	border-radius: 16px;
	padding: 64px;
	text-align: center;
	max-width: 800px;
	margin: 0 auto;
}

.single-course__cta-title {
	font-size: 42px;
	font-weight: 700;
	color: #FFFFFF;
	margin: 0 0 24px;
}

.single-course__cta-description {
	font-size: 18px;
	font-weight: 400;
	color: rgba(255, 255, 255, 0.8);
	line-height: 1.6;
	margin: 0 0 32px;
}

/* Uses .enroll-btn component from components.css */

/* ============================================
   EMPTY STATES
   ============================================ */

.single-course__empty-state {
	padding: 120px 0;
	background: #000000;
	text-align: center;
}

.single-course__empty-container {
	max-width: 600px;
	margin: 0 auto;
	padding: 0 20px;
}

.single-course__empty-title {
	font-size: 48px;
	font-weight: 700;
	color: #FFFFFF;
	margin: 0 0 24px;
}

.single-course__empty-message {
	font-size: 18px;
	color: rgba(255, 255, 255, 0.7);
	margin: 0 0 32px;
}

.single-course__empty-curriculum {
	padding: 40px;
	background: linear-gradient(135deg, rgba(22, 22, 22, 1) 0%, rgba(10, 10, 10, 1) 100%);
	border: 1px solid rgba(255, 255, 255, 0.08);
	border-radius: 16px;
	text-align: center;
}

.single-course__empty-curriculum p {
	font-size: 16px;
	color: rgba(255, 255, 255, 0.6);
	margin: 0;
}

.single-course__hero-placeholder {
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(135deg, rgba(22, 22, 22, 1) 0%, rgba(10, 10, 10, 1) 100%);
	color: rgba(255, 255, 255, 0.3);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1200px) {
	.single-course__includes-grid,
	.single-course__reviews-grid,
	.single-course__related-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 1024px) {
	.single-course__hero {
		padding: 100px 0;
	}

	.single-course__hero-title {
		font-size: 48px;
	}

	.single-course__hero-subtitle {
		font-size: 16px;
	}

	.single-course__hero-stats {
		gap: 32px;
	}

	.single-course__stat-value {
		font-size: 28px;
	}

	.single-course__learn,
	.single-course__includes,
	.single-course__curriculum,
	.single-course__instructor,
	.single-course__reviews,
	.single-course__related,
	.single-course__cta {
		padding: 80px 0;
	}

	.single-course__section-title {
		font-size: 36px;
	}

	.single-course__includes-grid,
	.single-course__reviews-grid,
	.single-course__related-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.single-course__instructor-card {
		flex-direction: column;
		text-align: center;
	}

	.single-course__cta-card {
		padding: 48px;
	}
}

@media (max-width: 768px) {
	.single-course__hero {
		padding: 80px 0;
	}

	.single-course__hero-title {
		font-size: 36px;
	}

	.single-course__hero-subtitle {
		font-size: 16px;
	}

	.single-course__hero-stats {
		gap: 24px;
	}

	.single-course__stat-value {
		font-size: 24px;
	}

	.single-course__hero-actions {
		flex-direction: column;
	}

	.single-course__enroll-btn,
	.single-course__preview-btn {
		width: 100%;
		justify-content: center;
	}

	.single-course__learn,
	.single-course__includes,
	.single-course__curriculum,
	.single-course__instructor,
	.single-course__reviews,
	.single-course__related,
	.single-course__cta {
		padding: 60px 0;
	}

	.single-course__section-title {
		font-size: 28px;
		margin-bottom: 32px;
	}

	.single-course__learn-grid,
	.single-course__includes-grid,
	.single-course__reviews-grid,
	.single-course__related-grid {
		grid-template-columns: 1fr;
	}

	.single-course__instructor-card {
		padding: 32px;
	}

	.single-course__cta-card {
		padding: 32px;
	}

	.single-course__cta-title {
		font-size: 28px;
	}

	.single-course__cta-description {
		font-size: 16px;
	}
}

@media (max-width: 480px) {
	.single-course__hero {
		padding: 60px 0;
	}

	.single-course__hero-title {
		font-size: 28px;
	}

	.single-course__hero-subtitle {
		font-size: 14px;
	}

	.single-course__hero-stats {
		gap: 16px;
	}

	.single-course__stat-value {
		font-size: 20px;
	}

	.single-course__stat-label {
		font-size: 12px;
	}

	.single-course__learn,
	.single-course__includes,
	.single-course__curriculum,
	.single-course__instructor,
	.single-course__reviews,
	.single-course__related,
	.single-course__cta {
		padding: 40px 0;
	}

	.single-course__section-title {
		font-size: 24px;
		margin-bottom: 24px;
	}

	.single-course__include-item {
		padding: 24px;
	}

	.single-course__include-iconsvg {
		width: 20px;
		height: 20px;
	}

	.single-course__include-value {
		font-size: 20px;
	}

	.single-course__accordion-header {
		padding: 20px 24px;
	}

	.single-course__accordion-title {
		font-size: 16px;
	}

	.single-course__lesson-item {
		padding: 12px 24px;
	}

	.single-course__instructor-avatar {
		width: 100px;
		height: 100px;
	}

	.single-course__instructor-name {
		font-size: 24px;
	}

	.single-course__review-card {
		padding: 24px;
	}

	.single-course__related-content {
		padding: 20px;
	}

	.single-course__related-title {
		font-size: 16px;
	}

	.single-course__related-price {
		font-size: 20px;
	}
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {
	.single-course__include-item:hover,
	.single-course__accordion-header:hover,
	.single-course__lesson-item:hover,
	.single-course__related-card:hover,
	.single-course__enroll-btn:hover,
	.single-course__preview-btn:hover,
	.single-course__cta-button:hover {
		transform: none;
	}

	.single-course__accordion-icon {
		transition: none;
	}

	.single-course__accordion-content {
		transition: none;
	}

	.single-course__enroll-btn,
	.single-course__preview-btn,
	.single-course__cta-button {
		transition: none;
	}
}