/* =========================================================
   LifterLMS App-Shell: Topbar + ausklappbare Sidebar
   Gilt nur auf Kurs-, Lektions- und Dashboard-Seiten
   (body.llms-app-shell)
   ========================================================= */

:root {
	--llms-app-topbar-height: 64px;
	--llms-app-sidebar-width: 320px;
	--llms-app-sidebar-width-collapsed: 0px;
	--llms-app-border-color: #e4e4e7;
	--llms-app-bg: #f7f7f8;
	--llms-app-sidebar-bg: #ffffff;
	--llms-app-accent: #2271b1;
	--llms-app-text: #1f2937;
}

body.llms-app-shell {
	margin: 0;
	background: var(--llms-app-bg);
	color: var(--llms-app-text);
}

/* Normale Theme-Elemente (falls per Hook irgendwo doch noch geladen)
   auf App-Shell-Seiten sicherheitshalber ausblenden */
body.llms-app-shell #wpadminbar ~ #masthead,
body.llms-app-shell > header:not(.llms-app-topbar),
body.llms-app-shell > footer:not(.llms-app-footer) {
	display: none !important;
}

.llms-app {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
}

/* ---------- Topbar ---------- */

.llms-app-topbar {
	position: sticky;
	top: 0;
	z-index: 100;
	height: var(--llms-app-topbar-height);
	display: flex;
	align-items: center;
	gap: 16px;
	padding: 0 20px;
	background: #fff;
	border-bottom: 1px solid var(--llms-app-border-color);
}

.llms-sidebar-toggle {
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 4px;
	width: 32px;
	height: 32px;
	padding: 0;
	background: transparent;
	border: none;
	cursor: pointer;
}

.llms-sidebar-toggle span {
	display: block;
	height: 2px;
	background: var(--llms-app-text);
	border-radius: 1px;
	transition: transform 0.2s ease, opacity 0.2s ease;
}

.llms-app-logo {
	font-weight: 700;
	font-size: 1.05rem;
	color: var(--llms-app-text);
	text-decoration: none;
}

.llms-app-home-link {
	margin-left: auto;
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 0.9rem;
	color: var(--llms-app-accent);
	text-decoration: none;
}

.llms-app-home-link:hover {
	text-decoration: underline;
}

/* ---------- Layout: Sidebar + Content ---------- */

.llms-app-body {
	flex: 1;
	display: flex;
	align-items: flex-start;
	min-height: calc(100vh - var(--llms-app-topbar-height));
}

.llms-app-sidebar {
	width: var(--llms-app-sidebar-width);
	max-width: 90vw;
	flex-shrink: 0;
	background: var(--llms-app-sidebar-bg);
	border-right: 1px solid var(--llms-app-border-color);
	height: calc(100vh - var(--llms-app-topbar-height));
	position: sticky;
	top: var(--llms-app-topbar-height);
	overflow-y: auto;
	transition: width 0.25s ease, opacity 0.2s ease, border-color 0.25s ease;
}

.llms-app-sidebar-inner {
	padding: 20px;
}

.llms-app-sidebar-menu {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.llms-app-sidebar-menu a {
	text-decoration: none;
	color: var(--llms-app-text);
	font-weight: 500;
}

.llms-app-sidebar-menu a:hover {
	color: var(--llms-app-accent);
}

/* Eingeklappter Zustand */
.llms-app-sidebar.is-collapsed {
	width: var(--llms-app-sidebar-width-collapsed);
	border-right-color: transparent;
	overflow: hidden;
}

.llms-app-sidebar.is-collapsed .llms-app-sidebar-inner {
	opacity: 0;
	pointer-events: none;
}

.llms-app-main {
	flex: 1;
	min-width: 0;
	padding: 32px clamp(20px, 4vw, 64px);
	max-width: 960px;
	margin: 0 auto;
}

/* ---------- Mobile: Sidebar als Overlay ---------- */

@media (max-width: 782px) {
	.llms-app-sidebar {
		position: fixed;
		left: 0;
		top: var(--llms-app-topbar-height);
		height: calc(100vh - var(--llms-app-topbar-height));
		z-index: 90;
		box-shadow: 2px 0 12px rgba(0, 0, 0, 0.08);
	}

	.llms-app-sidebar.is-collapsed {
		transform: translateX(-100%);
		width: var(--llms-app-sidebar-width);
	}

	.llms-app-home-link span.dashicons ~ * {
		display: none;
	}
}

/* =========================================================
   Eigene Kurs-Navigation (ersetzt den LifterLMS-Syllabus-Shortcode)
   siehe inc/course-nav.php
   ========================================================= */

.llms-app-nav-course-title {
	margin-bottom: 16px;
}

.llms-app-nav-course-title a {
	font-weight: 700;
	font-size: 1rem;
	color: var(--llms-app-text);
	text-decoration: none;
	line-height: 1.3;
}

.llms-app-nav-progress {
	margin-bottom: 24px;
}

.llms-app-nav-progress-bar {
	height: 6px;
	border-radius: 3px;
	background: var(--llms-app-border-color);
	overflow: hidden;
	margin-bottom: 6px;
}

.llms-app-nav-progress-bar span {
	display: block;
	height: 100%;
	background: var(--llms-app-accent);
	border-radius: 3px;
}

.llms-app-nav-progress-label {
	font-size: 0.78rem;
	color: #6b7280;
}

.llms-app-nav-section {
	margin-bottom: 20px;
}

.llms-app-nav-section-title {
	font-size: 0.72rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: #6b7280;
	padding: 4px 0;
	margin-bottom: 4px;
}

.llms-app-nav-lessons {
	list-style: none;
	margin: 0;
	padding: 0;
}

.llms-app-nav-lesson {
	margin: 0;
}

.llms-app-nav-lesson-link {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 8px 8px;
	border-radius: 6px;
	font-size: 0.9rem;
	line-height: 1.35;
	color: var(--llms-app-text);
	text-decoration: none;
}

a.llms-app-nav-lesson-link:hover {
	background: var(--llms-app-bg);
}

.llms-app-nav-icon {
	flex-shrink: 0;
	width: 18px;
	height: 18px;
	border-radius: 50%;
	border: 2px solid #d1d5db;
	position: relative;
}

/* Aktuell geöffnete Lektion */
.llms-app-nav-lesson.is-current .llms-app-nav-lesson-link {
	background: rgba(34, 113, 177, 0.08);
	color: var(--llms-app-accent);
	font-weight: 600;
}

.llms-app-nav-lesson.is-current .llms-app-nav-icon {
	border-color: var(--llms-app-accent);
}

/* Abgeschlossene Lektion: gefüllter Kreis mit Haken */
.llms-app-nav-lesson.is-complete .llms-app-nav-icon {
	background: var(--llms-app-accent);
	border-color: var(--llms-app-accent);
}

.llms-app-nav-lesson.is-complete .llms-app-nav-icon::after {
	content: "";
	position: absolute;
	left: 4px;
	top: 1px;
	width: 5px;
	height: 9px;
	border-right: 2px solid #fff;
	border-bottom: 2px solid #fff;
	transform: rotate(45deg);
}

/* Gesperrte Lektion: Schloss-Icon, kein Link-Verhalten */
.llms-app-nav-lesson.is-locked .llms-app-nav-lesson-link {
	color: #9ca3af;
	cursor: not-allowed;
}

.llms-app-nav-lesson.is-locked .llms-app-nav-icon {
	border-color: #d1d5db;
}

.llms-app-nav-lesson.is-locked .llms-app-nav-icon::before,
.llms-app-nav-lesson.is-locked .llms-app-nav-icon::after {
	content: "";
	position: absolute;
	background: #9ca3af;
}

.llms-app-nav-lesson.is-locked .llms-app-nav-icon::before {
	left: 4px;
	top: 7px;
	width: 6px;
	height: 5px;
	border-radius: 1px;
}

.llms-app-nav-lesson.is-locked .llms-app-nav-icon::after {
	left: 5px;
	top: 3px;
	width: 4px;
	height: 5px;
	border: 1.5px solid #9ca3af;
	border-bottom: none;
	border-radius: 4px 4px 0 0;
	background: transparent;
}

.llms-app-nav-empty {
	font-size: 0.85rem;
	color: #6b7280;
}