/* Tema padrão (escuro) - Baseado em Mendix Academy */
:root {
	--bg: #0f172a;
	--surface: #1e293b;
	--muted: #94a3b8;
	--text: #f1f5f9;
	--accent: #3b82f6;
	--accent-hover: #2563eb;
	--card-border: #334155;
	--input-bg: #1e293b;
	--input-border: #475569;
	--shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
	--header-bg: #1e293b;
	--nav-bg: #334155;
	--spacing-small: 0.5rem;
	--spacing-medium: 1rem;
	--spacing-large: 1.5rem;
	--border-radius: 0.5rem;

	/* Nomes usados pelos componentes do design system (ver components/ui/README.md).
	   São aliases: acompanham o tema atual porque apontam para os tokens acima. */
	--ink: var(--text);
	--border: var(--card-border);
	--surface-hover: var(--nav-bg);
}

/* Tema claro */
[data-theme="light"] {
	--bg: #f8f9fa;
	--surface: #ffffff;
	--muted: #6c757d;
	--text: #212529;
	--accent: #0d6efd;
	--accent-hover: #0b5ed7;
	--card-border: #dee2e6;
	--input-bg: #ffffff;
	--input-border: #ced4da;
	--shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
	--header-bg: #ffffff;
	--nav-bg: #e9ecef;
}

/* Tema cinza */
[data-theme="gray"] {
	--bg: #2d3748;
	--surface: #4a5568;
	--muted: #a0aec0;
	--text: #f7fafc;
	--accent: #4a5568;
	--accent-hover: #718096;
	--card-border: #4a5568;
	--input-bg: #4a5568;
	--input-border: #718096;
	--shadow: 0 4px 6px rgba(0, 0, 0, 0.25);
	--header-bg: #4a5568;
	--nav-bg: #2d3748;
}

* {
	box-sizing: border-box;
	transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

body {
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	line-height: 1.5;
	margin: 0;
	padding: 0;
	background: var(--bg);
	color: var(--text);
	min-height: 100vh;
}

.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 20px;
}

.header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 1rem 1.5rem;
	background: var(--header-bg);
	border-bottom: 1px solid var(--card-border);
	margin-bottom: 1.5rem;
	border-radius: var(--border-radius);
	box-shadow: var(--shadow);
}

.header h1 {
	margin: 0;
	font-size: 1.25rem;
	font-weight: 600;
	color: var(--text);
}

.nav {
	display: flex;
	gap: 0.5rem;
	align-items: center;
}

.nav a {
	color: var(--text);
	text-decoration: none;
	padding: 0.5rem 1rem;
	border-radius: var(--border-radius);
	transition: background-color 0.15s;
	font-size: 0.875rem;
}

.nav a:hover {
	background: var(--nav-bg);
}

.course-card {
	border: 1px solid var(--card-border);
	padding: var(--spacing-large);
	border-radius: var(--border-radius);
	margin: var(--spacing-medium) 0;
	background: var(--surface);
	box-shadow: var(--shadow);
	transition: transform 0.2s, box-shadow 0.2s;
}

.course-card:hover {
	transform: translateY(-2px);
	box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.course-card h3 {
	margin: 0 0 12px 0;
	font-size: 1.25rem;
	color: var(--text);
}

.course-card p {
	margin: 0 0 16px 0;
	color: var(--muted);
	line-height: 1.6;
}

.btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 0.5rem 1rem;
	border-radius: var(--border-radius);
	border: 1px solid transparent;
	background: transparent;
	color: var(--text);
	text-decoration: none;
	cursor: pointer;
	font-weight: 500;
	font-size: 0.875rem;
	transition: all 0.15s ease-in-out;
}

.btn-primary {
	background: var(--accent);
	color: #ffffff;
	border-color: var(--accent);
	box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
	background: var(--accent-hover);
	border-color: var(--accent-hover);
	box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
	transform: translateY(-1px);
}

.btn-ghost {
	background: transparent;
	border-color: var(--card-border);
	color: var(--text);
}

.btn-ghost:hover {
	background: var(--nav-bg);
	border-color: var(--accent);
	color: var(--accent);
}

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

/* Form styles */
input[type="text"],
input[type="email"],
input[type="password"] {
	width: 100%;
	padding: 12px 16px;
	margin: 8px 0;
	border: 1px solid var(--input-border);
	border-radius: 8px;
	background: var(--input-bg);
	color: var(--text);
	font-size: 1rem;
	transition: border-color 0.2s, box-shadow 0.2s;
}

.password-field {
	position: relative;
	width: 100%;
}

.password-field input[type="password"],
.password-field input[type="text"] {
	padding-right: 48px;
}

.password-field > .password-toggle {
	position: absolute;
	top: 8px;
	right: 8px;
	display: grid;
	place-items: center;
	width: 36px;
	height: 36px;
	margin: 0;
	padding: 7px;
	border: 0;
	border-radius: 6px;
	background: transparent;
	color: var(--muted);
	box-shadow: none;
	font-size: inherit;
	cursor: pointer;
}

.password-toggle:hover,
.password-toggle:focus-visible {
	background: var(--nav-bg);
	color: var(--text);
}

.password-toggle:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 1px;
}

.password-toggle svg {
	width: 21px;
	height: 21px;
	fill: none;
	stroke: currentColor;
	stroke-width: 1.7;
	stroke-linecap: round;
	stroke-linejoin: round;
}

.password-field > .password-toggle svg {
	width: 21px;
	height: 21px;
}

input:focus {
	outline: none;
	border-color: var(--accent);
	box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

/* Theme selector */
.theme-selector {
	display: flex;
	gap: 8px;
	align-items: center;
	padding: 8px 16px;
	background: var(--surface);
	border-radius: 8px;
	border: 1px solid var(--card-border);
}

.theme-btn {
	width: 32px;
	height: 32px;
	border-radius: 50%;
	border: 2px solid var(--card-border);
	cursor: pointer;
	transition: transform 0.2s, border-color 0.2s;
}

.theme-btn:hover {
	transform: scale(1.1);
}

.theme-btn.active {
	border-color: var(--accent);
	box-shadow: 0 0 0 2px var(--accent);
}

.theme-light {
	background: #f8f9fa;
	border-color: #dee2e6;
}

.theme-dark {
	background: #0f172a;
	border-color: #334155;
}

.theme-gray {
	background: #2d3748;
	border-color: #4a5568;
}

/* Auth page specific - Mendix style */
.auth-container {
	max-width: 480px;
	margin: 2rem auto;
	padding: 2rem;
	background: var(--surface);
	border-radius: var(--border-radius);
	box-shadow: var(--shadow);
	border: 1px solid var(--card-border);
}

body:has(#login-form) {
	min-height: 100vh;
}

body:has(#login-form) .container {
	min-height: 100vh;
	display: flex;
	flex-direction: column;
}

body:has(#login-form) .auth-container {
	width: min(100%, 520px);
	margin: auto;
}

.auth-container h2 {
	margin-top: 0;
	margin-bottom: 1.5rem;
	color: var(--text);
	font-weight: 600;
	font-size: 1.5rem;
}

.auth-form {
	display: flex;
	flex-direction: column;
	gap: 1rem;
}

.auth-form button {
	width: 100%;
	justify-content: center;
	padding: 0.75rem 1rem;
}

.auth-alert {
	display: block;
	margin-top: 16px;
	padding: 12px 14px;
	border: 1px solid #ff5c63;
	border-left: 4px solid #ff5c63;
	border-radius: 8px;
	background: #3a1e2a;
	color: #ffb4b7;
	font-size: 0.95rem;
	font-weight: 600;
}

.auth-alert[hidden] {
	display: none;
}

.input-validation {
	position: relative;
	width: 100%;
}

.input-validation > input {
	margin: 0;
}

.input-validation > input[aria-invalid="true"] {
	border-color: #ff5c63;
	box-shadow: 0 0 0 1px #ff5c63;
}

.input-error-icon {
	position: absolute;
	top: 50%;
	right: 13px;
	display: none;
	width: 20px;
	height: 20px;
	transform: translateY(-50%);
	align-items: center;
	justify-content: center;
	border-radius: 50%;
	background: #e5484d;
	color: #fff;
	font-size: 14px;
	font-weight: 700;
	line-height: 1;
	pointer-events: none;
}

.input-validation.has-error > .input-error-icon {
	display: flex;
}

.auth-tabs {
	display: flex;
	gap: 0;
	margin-bottom: 1.5rem;
	border-bottom: 2px solid var(--card-border);
}

.auth-tab {
	flex: 1;
	padding: 0.75rem;
	text-align: center;
	cursor: pointer;
	border-bottom: 2px solid transparent;
	margin-bottom: -2px;
	color: var(--muted);
	transition: color 0.2s, border-color 0.2s;
	font-weight: 500;
}

.auth-tab.active {
	color: var(--accent);
	border-bottom-color: var(--accent);
}

.auth-tab:hover {
	color: var(--text);
}

.chapter-controls {
	display: flex;
	gap: 12px;
	justify-content: center;
	padding: 18px;
	border-top: 1px solid var(--card-border);
	margin-top: 18px;
}

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

/* Responsive */
@media (max-width: 640px) {
	.container {
		padding: 16px;
	}

	.header {
		flex-direction: column;
		gap: 12px;
		padding: 12px 16px;
	}

	.auth-container {
		margin: 20px auto;
		padding: 24px;
	}

	.chapter-controls {
		flex-direction: column;
		align-items: stretch;
	}

	.nav {
		flex-wrap: wrap;
		justify-content: center;
	}
}

/* Visual treatment for the existing catalogue, without changing its HTML/content */
body:has(#catalog) {
	--academy-page: #0f172a;
	--academy-surface: #1e293b;
	--academy-ink: #f1f5f9;
	--academy-muted: #b4c0d1;
	--academy-border: #334155;
	--academy-card-border: #3c4a5e;
	--academy-heading: #edf2f8;
	display: flex;
	flex-direction: column;
	min-height: 100vh;
	background: var(--academy-page);
	color: var(--academy-ink);
	font-family: Arial, Helvetica, sans-serif;
}
html[data-theme="light"] body:has(#catalog) {
	--academy-page: #fff;
	--academy-surface: #fff;
	--academy-ink: #1d3557;
	--academy-muted: #526988;
	--academy-border: #e1e5eb;
	--academy-card-border: #e1e4e8;
	--academy-heading: #253b5b;
}
html[data-theme="gray"] body:has(#catalog) {
	--academy-page: #2d3748;
	--academy-surface: #4a5568;
	--academy-ink: #f7fafc;
	--academy-muted: #d0d9e5;
	--academy-border: #59677b;
	--academy-card-border: #647287;
	--academy-heading: #f7fafc;
}
body:has(#catalog) .container {
	flex: 1;
	width: 100%;
	max-width: none;
	min-height: 0;
	margin: 0;
	padding: 58px 44px 40px;
	background: var(--academy-page);
}
body:has(app-header) .header {
	position: fixed;
	top: 0;
	left: 0;
	z-index: 10;
	width: 100%;
	height: 48px;
	margin: 0;
	padding: 0 24px;
	border: 0;
	border-radius: 0;
	background: #101828;
	box-shadow: none;
	color: #f7f9fc;
	flex-direction: row;
	align-items: center;
	justify-content: space-between;
	gap: 0;
}
body:has(app-header) .header h1 {
	color: #f7f9fc;
	font-size: 21px;
	letter-spacing: -.7px;
}
body:has(app-header) .nav { gap: 16px; flex-wrap: nowrap; justify-content: flex-end; }
body:has(app-header) .theme-control { position: relative; }
body:has(app-header) .theme-trigger {
	display: grid;
	place-items: center;
	width: 34px;
	height: 34px;
	padding: 6px;
	border: 0;
	border-radius: 50%;
	color: #f3f6fa;
	background: transparent;
	cursor: pointer;
}
body:has(app-header) .theme-trigger:hover,
body:has(app-header) .theme-trigger:focus-visible { outline: none; background: #273244; }
body:has(app-header) .theme-trigger-icon { display: none; width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
body:has(app-header) .theme-trigger[data-theme="light"] .icon-sun,
body:has(app-header) .theme-trigger[data-theme="dark"] .icon-moon,
body:has(app-header) .theme-trigger[data-theme="gray"] .icon-gray { display: block; }
body:has(app-header) .theme-popup {
	position: absolute;
	top: calc(100% + 9px);
	right: 0;
	z-index: 30;
	width: 190px;
	padding: 6px;
	border: 1px solid var(--academy-border);
	border-radius: 7px;
	background: var(--academy-surface);
	box-shadow: 0 8px 22px rgb(16 24 40 / 18%);
}
body:has(app-header) .theme-popup[hidden] { display: none; }
body:has(app-header) .theme-option {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
	min-height: 36px;
	padding: 7px 10px;
	border: 0;
	border-radius: 4px;
	color: var(--academy-ink);
	background: transparent;
	text-align: left;
	cursor: pointer;
}
body:has(app-header) .theme-option:hover,
body:has(app-header) .theme-option[aria-checked="true"] { background: rgb(125 145 170 / 17%); }
body:has(app-header) .theme-option[aria-checked="true"]::after { content: "✓"; color: #2d8550; font-weight: 700; }
body:has(app-header) .theme-option span { color: #77869a; font-size: 11px; }
body:has(#catalog) .theme-selector {
	gap: 7px;
	padding: 0;
	border: 0;
	background: transparent;
}
body:has(#catalog) .theme-btn {
	width: 16px;
	height: 16px;
	border: 1px solid #8792a3;
}
body:has(#catalog) .theme-btn.active { box-shadow: 0 0 0 1px #f6f8fa; }
body:has(app-header) .nav a {
	padding: 5px 10px;
	border-radius: 3px;
	color: #f7f9fc;
}
body:has(app-header) .header-username {
	max-width: 220px;
	overflow: hidden;
	color: #f7f9fc;
	font-size: 13px;
	text-overflow: ellipsis;
	white-space: nowrap;
}
body:has(app-header) .header-logout {
	width: auto;
	padding: 5px 10px;
	border: 0;
	background: transparent;
	color: #f7f9fc;
	cursor: pointer;
}
body:has(app-header) .header-logout:hover { background: #273244; }
body:has(app-header) .header-logout[hidden],
body:has(app-header) .header-username[hidden],
body:has(app-header) .header-anonymous-action[hidden] { display: none; }
body:has(app-header) .header-admin-link[hidden] { display: none; }
body:has(app-header) .nav a:hover { background: #273244; }
body.admin-page {
	--academy-page: #fff;
	--academy-surface: #fff;
	--academy-ink: #1d3557;
	--academy-muted: #526988;
	--academy-border: #e1e5eb;
	display: flex;
	flex-direction: column;
	min-height: 100vh;
	background: var(--academy-page);
	color: var(--academy-ink);
}
html[data-theme="dark"] body.admin-page {
	--academy-page: #101828;
	--academy-surface: #1e293b;
	--academy-ink: #edf2f8;
	--academy-muted: #b8c5d6;
	--academy-border: #334155;
}
html[data-theme="gray"] body.admin-page {
	--academy-page: #2d3748;
	--academy-surface: #4a5568;
	--academy-ink: #f7fafc;
	--academy-muted: #d0d9e5;
	--academy-border: #647287;
}
body.admin-page .container {
	flex: 1;
	width: 100%;
	max-width: none;
	min-height: 0;
	margin: 0;
	padding: 48px 44px 40px;
	background: var(--academy-page);
}
.admin-content { width: min(100%, 900px); margin: 0 auto; }
.admin-content h2 { margin: 0; color: var(--academy-ink); font-size: 32px; font-weight: 500; }
.admin-intro { margin: 10px 0 24px; color: var(--academy-muted); }
.pending-account-list { display: grid; gap: 12px; }
.pending-account-card {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 20px;
	padding: 20px 22px;
	border: 1px solid var(--academy-border);
	border-radius: 8px;
	background: var(--academy-surface);
	box-shadow: 0 2px 5px rgb(20 37 59 / 13%);
}
.pending-account-card h3 { margin: 0; color: var(--academy-ink); font-size: 17px; }
.pending-account-card p { margin: 5px 0 0; color: var(--academy-muted); }
.pending-account-card .btn { flex: 0 0 auto; width: auto; padding: 9px 17px; }
.admin-message { color: var(--academy-muted); }
body:has(#catalog) #catalog {
	position: relative;
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	align-items: stretch;
	gap: 23px;
	width: min(100%, 1098px);
	margin: 0 auto;
}
body:has(#catalog) #catalog::before {
	grid-column: 1 / -1;
	margin: 7px 0 17px;
	color: var(--academy-heading);
	content: "Catálogo de Cursos";
	font-size: 38px;
	font-weight: 400;
	letter-spacing: -.035em;
}
body:has(#catalog) .course-card {
	position: relative;
	display: flex;
	flex-direction: column;
	min-height: 264px;
	margin: 0;
	padding: 23px 22px 16px 94px;
	border: 1px solid var(--academy-card-border);
	border-radius: 9px 9px 5px 5px;
	background: var(--academy-surface);
	box-shadow: 0 2px 5px rgb(20 37 59 / 13%);
}
body:has(#catalog) .course-card::before {
	position: absolute;
	top: 24px;
	left: 22px;
	width: 56px;
	height: 64px;
	border: 6px solid #5aca70;
	border-radius: 8px 8px 14px 14px;
	background: var(--academy-surface);
	content: "";
	clip-path: polygon(0 0, 100% 0, 100% 78%, 50% 100%, 0 78%);
}
body:has(#catalog) .course-card::after {
	position: absolute;
	top: 40px;
	left: 39px;
	color: #4b5563;
	content: "✦";
	font-size: 23px;
	line-height: 1;
}
body:has(#catalog) .course-card h3 {
	margin: 0 0 8px;
	color: var(--academy-ink);
	font-size: 16px;
	line-height: 1.35;
}
body:has(#catalog) .course-card p {
	margin: 0;
	color: var(--academy-muted);
	font-size: 13px;
	line-height: 1.55;
}
body:has(#catalog) .course-card .course-link {
	position: relative;
	align-self: flex-end;
	margin-top: auto;
	padding: 8px 0 0;
	color: var(--academy-ink);
	font-size: 13px;
}
body:has(#catalog) .course-card .course-link:hover {
	background: transparent;
	color: var(--academy-ink);
	text-decoration: underline;
}
body:has(#catalog) .course-card-dynamic {
	display: grid;
	grid-template-columns: 56px minmax(0, 1fr);
	grid-template-rows: 1fr auto;
	column-gap: 16px;
	min-height: 264px;
	padding: 24px 20px 20px 22px;
	border-bottom: 5px solid #283244;
	cursor: pointer;
}
body:has(#catalog) .course-card-dynamic:focus-visible { outline: 3px solid #4d8dff; outline-offset: 3px; }
body:has(#catalog) .course-card-dynamic::before { display: none; }
body:has(#catalog) .course-card-dynamic::after { display: none; }
body:has(#catalog) .course-cover {
	grid-column: 1;
	grid-row: 1;
	width: 56px;
	height: 64px;
	border: 6px solid #5aca70;
	border-radius: 8px 8px 14px 14px;
	background: #fff;
	clip-path: polygon(0 0, 100% 0, 100% 78%, 50% 100%, 0 78%);
	object-fit: cover;
}
body:has(#catalog) .course-card-content {
	grid-column: 2;
	grid-row: 1;
	padding: 0 0 12px;
}
body:has(#catalog) .course-card-dynamic .course-access {
	position: absolute;
	bottom: 18px;
	left: 94px;
	color: var(--academy-muted);
	font-size: 12px;
}
body:has(#catalog) .course-card-dynamic .course-access.is-locked { color: #d09b43; }
body:has(#catalog) .course-card-dynamic .course-access.is-open { color: #39a65a; }
body:has(#catalog) .catalog-message {
	width: min(100%, 1098px);
	margin: 12px auto;
	color: var(--academy-muted);
	font-size: 14px;
}
body:has(#catalog) .catalog-message code {
	padding: 2px 5px;
	border-radius: 3px;
	background: rgb(125 145 170 / 14%);
}
@media (max-width: 800px) {
	body:has(#catalog) .container { padding: 42px 22px; }
	body:has(#catalog) #catalog { grid-template-columns: 1fr; gap: 15px; }
	body:has(#catalog) #catalog::before { margin-bottom: 14px; font-size: 32px; }
	body:has(#catalog) .course-card { min-height: 236px; }
	body:has(#catalog) #catalog { grid-template-columns: 1fr; }
	body:has(#catalog) .course-card-dynamic { min-height: 264px; }
}
@media (max-width: 520px) {
	body:has(#catalog) .container { padding: 34px 16px; }
	body:has(#catalog) .header { min-height: 54px; height: auto; padding: 10px 14px; }
	body:has(app-header) .header { height: 54px; padding: 0 14px; }
	body:has(#catalog) .header h1 { font-size: 17px; }
	body:has(app-header) .header h1 { font-size: 17px; }
	body.admin-page .container { padding: 32px 16px 28px; }
	.admin-content h2 { font-size: 26px; }
	.pending-account-card { align-items: flex-start; flex-direction: column; }
	body:has(#catalog) .theme-selector { display: none; }
	body:has(#catalog) #catalog::before { font-size: 29px; }
}

/* Course detail and its numbered subcourse rows */
body.course-detail-page {
	--academy-page: #0f172a;
	--academy-surface: #1e293b;
	--academy-ink: #f1f5f9;
	--academy-muted: #b4c0d1;
	--academy-border: #334155;
	--academy-card-border: #3c4a5e;
	--academy-heading: #edf2f8;
	min-height: 100vh;
	background: var(--academy-page);
	color: var(--academy-ink);
	font-family: Arial, Helvetica, sans-serif;
}
html[data-theme="dark"] body.course-detail-page {
	--academy-page: #0f172a;
	--academy-surface: #1e293b;
	--academy-ink: #f1f5f9;
	--academy-muted: #b4c0d1;
	--academy-border: #334155;
	--academy-card-border: #3c4a5e;
	--academy-heading: #edf2f8;
}
html[data-theme="light"] body.course-detail-page {
	--academy-page: #fff;
	--academy-surface: #fff;
	--academy-ink: #1d3557;
	--academy-muted: #526988;
	--academy-border: #d7dce3;
	--academy-card-border: #e1e4e8;
	--academy-heading: #253b5b;
}
html[data-theme="gray"] body.course-detail-page {
	--academy-page: #2d3748;
	--academy-surface: #4a5568;
	--academy-ink: #f7fafc;
	--academy-muted: #d0d9e5;
	--academy-border: #59677b;
	--academy-card-border: #647287;
	--academy-heading: #f7fafc;
}
.course-detail-main {
	width: min(100% - 48px, 1160px);
	margin: 0 auto;
	padding: 38px 0 64px;
}
.course-overview {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 190px;
	align-items: start;
	gap: 48px;
	min-height: 350px;
	padding: 0 0 34px;
}
.course-overview-copy { min-width: 0; }
.course-emblem {
	display: grid;
	place-items: center;
	width: 46px;
	height: 52px;
	margin: 0 auto 24px;
	border: 4px solid #60cf78;
	border-radius: 7px 7px 13px 13px;
	background: var(--academy-surface);
	color: #526070;
	clip-path: polygon(0 0, 100% 0, 100% 78%, 50% 100%, 0 78%);
}
.course-emblem img { width: 100%; height: 100%; background: #fff; object-fit: cover; }
.course-overview h1 {
	margin: 0 0 8px;
	color: var(--academy-heading);
	font-size: 34px;
	font-weight: 400;
	letter-spacing: -.025em;
	line-height: 1.2;
}
.course-meta {
	margin: 0 0 20px;
	color: var(--academy-muted);
	font-size: 13px;
}
.course-meta:empty { display: none; }
.course-description {
	max-width: 780px;
	margin: 0;
	color: var(--academy-muted);
	font-size: 14px;
	line-height: 1.65;
}
.course-summary {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 8px;
	margin-top: 68px;
	color: var(--academy-muted);
	text-align: center;
	font-size: 13px;
}
.course-summary-mark {
	display: grid;
	place-items: center;
	width: 60px;
	height: 60px;
	margin-bottom: 8px;
	border: 5px solid #8add91;
	border-radius: 50%;
	background: #fff;
	color: #38a957;
	font-size: 40px;
	font-weight: 700;
	line-height: 1;
}
.course-summary strong { color: var(--academy-ink); font-size: 15px; }
.course-summary span { max-width: 170px; line-height: 1.5; }
.course-feedback {
	margin: 0 0 20px;
	padding: 12px 15px;
	border: 1px solid #efb7b7;
	border-radius: 4px;
	background: #fff2f2;
	color: #9f2727;
}
.course-feedback[hidden] { display: none; }
.subcourse-section { border-top: 1px solid var(--academy-border); }
.subcourse-list { display: flex; flex-direction: column; }
.subcourse-card {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto 22px;
	align-items: center;
	gap: 24px;
	min-height: 55px;
	padding: 13px 16px;
	border: 1px solid var(--academy-border);
	border-top: 0;
	background: var(--academy-surface);
	color: var(--academy-ink);
	text-decoration: none;
}
.subcourse-card:hover,
.subcourse-card:focus-visible { position: relative; z-index: 1; outline: 2px solid #4d8dff; outline-offset: -2px; }
.subcourse-content { min-width: 0; }
.subcourse-title {
	margin: 0;
	color: var(--academy-ink);
	font-size: 13px;
	font-weight: 600;
}
.subcourse-description { margin: 4px 0 0; color: var(--academy-muted); font-size: 12px; }
.subcourse-description:empty { display: none; }
.subcourse-details { display: flex; gap: 18px; color: var(--academy-muted); font-size: 12px; white-space: nowrap; }
.subcourse-arrow { color: var(--academy-muted); font-size: 25px; line-height: 1; text-align: center; }
.subcourse-empty { margin: 0; padding: 22px 16px; border: 1px solid var(--academy-border); color: var(--academy-muted); }
@media (max-width: 700px) {
	.course-detail-main { width: min(100% - 32px, 1160px); padding-top: 30px; }
	.course-overview { grid-template-columns: 1fr; gap: 12px; min-height: auto; padding-bottom: 28px; }
	.course-emblem { margin: 0 0 20px; }
	.course-overview h1 { font-size: 30px; }
	.course-summary { display: none; }
	.subcourse-card { grid-template-columns: minmax(0, 1fr) 18px; gap: 12px; }
	.subcourse-details { grid-column: 1; grid-row: 2; }
	.subcourse-arrow { grid-column: 2; grid-row: 1 / span 2; }
}