/* ============================================================
   KMG Akademie – Variante 2 "KMG Red Edition"
   main.css – Vollständiges Stylesheet
   ============================================================ */

/* ------------------------------------------------------------
   1. CSS Custom Properties
   ------------------------------------------------------------ */
:root {
  /* Farben */
  --color-primary:       #e10816;
  --color-primary-dark:  #b8060f;
  --color-primary-light: #fdf2f2;
  --color-secondary:     #ff6b6b;
  --color-success:       #22c55e;
  --color-warning:       #f59e0b;
  --color-text:          #0f172a;
  --color-text-muted:    #475569;
  --color-border:        #e2e8f0;
  --color-bg:            #f6f7fb;
  --color-white:         #ffffff;
  --color-card:          #ffffff;
  --color-sidebar-bg:    #f8f9fc;

  /* Typografie */
  --font-body:    system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-display: 'Kalam', cursive;
  --font-size-xs:  0.75rem;   /* 12px */
  --font-size-sm:  0.875rem;  /* 14px */
  --font-size-md:  1rem;      /* 16px */
  --font-size-lg:  1.125rem;  /* 18px */
  --font-size-xl:  1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */

  /* Abstände */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Rahmen */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-full: 9999px;

  /* Schatten */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12), 0 4px 8px rgba(0,0,0,0.06);

  /* Navigation */
  --nav-height: 96px;

  /* Übergänge */
  --transition: 0.2s ease;
}

/* ------------------------------------------------------------
   2. Reset & Basis
   ------------------------------------------------------------ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-md);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: var(--font-body);
  border: none;
  background: none;
}

input, textarea, select {
  font-family: var(--font-body);
  font-size: var(--font-size-md);
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  color: var(--color-text);
  font-weight: 700;
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

p { margin-bottom: var(--space-4); }
p:last-child { margin-bottom: 0; }

/* ------------------------------------------------------------
   3. Layout Utilities
   ------------------------------------------------------------ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ------------------------------------------------------------
   4. Topnavigation
   ------------------------------------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  height: var(--nav-height);
  gap: var(--space-8);
}

/* Logo */
.nav-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.nav-logo img {
  height: 80px;
  width: auto;
}

.nav-logo__text {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
}

.nav-logo__tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-weight: 400;
}

/* Primäre Navigation */
.nav-primary {
  flex: 1;
  justify-content: center;
}

.nav-primary__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-primary__item {
  position: relative;
}

.nav-primary__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}

.nav-primary__link:hover,
.nav-primary__link.is-active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

.nav-primary__link .fa {
  font-size: var(--font-size-xs);
  opacity: 0.7;
}

/* Mega-Menü */
.nav-primary__item--mega:hover .mega-menu,
.nav-primary__item--mega:focus-within .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 600px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-6);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}

.mega-menu__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.mega-menu__section h4 {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.mega-menu__section ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mega-menu__section a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
}

.mega-menu__section a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

.mega-menu__section a .fa {
  color: var(--color-primary);
  width: 16px;
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Burger-Menü */
.burger-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: background var(--transition);
  aria-label: "Menü öffnen";
}

.burger-btn:hover {
  background: var(--color-bg);
}

.burger-btn__line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.burger-btn.is-open .burger-btn__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.burger-btn.is-open .burger-btn__line:nth-child(2) {
  opacity: 0;
}
.burger-btn.is-open .burger-btn__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--color-white);
  overflow-y: auto;
  padding: calc(var(--nav-height) + var(--space-6)) var(--space-6) var(--space-8);
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.mobile-nav.is-open {
  transform: translateX(0);
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-nav__link {
  display: block;
  padding: var(--space-4);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background var(--transition);
}

.mobile-nav__link:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

.mobile-nav__section {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.mobile-nav__section-title {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  padding: 0 var(--space-4);
  margin-bottom: var(--space-2);
}

.mobile-nav__sub-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-md);
  color: var(--color-text);
  border-radius: var(--radius-md);
  text-decoration: none;
}

.mobile-nav__sub-link:hover {
  background: var(--color-bg);
  text-decoration: none;
}

/* ------------------------------------------------------------
   5. Breadcrumb
   ------------------------------------------------------------ */
.breadcrumb {
  padding: var(--space-4) 0;
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumb__item:not(:last-child)::after {
  content: '\f105';
  font-family: 'FontAwesome';
  font-size: var(--font-size-xs);
  color: var(--color-border);
}

.breadcrumb__link {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.breadcrumb__link:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.breadcrumb__current {
  color: var(--color-text);
  font-weight: 500;
}

/* ------------------------------------------------------------
   6. Buttons
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(225,8,22,0.3);
}

.btn--secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

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

.btn--ghost:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-xs);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
}

.btn--full {
  width: 100%;
}

/* ------------------------------------------------------------
   7. Cards
   ------------------------------------------------------------ */
.card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
  /* Gleiche Höhe & Button immer unten */
  display: flex;
  flex-direction: column;
  height: 100%;
}

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

/* Card body füllt verfügbaren Platz – Button rutscht ans Ende */
.card__body {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card__body > .btn {
  margin-top: auto;
  align-self: flex-start;
}

.card__image {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 3rem;
}

.card__image-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, #fadbd8 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 2.5rem;
}

.card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.card__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: 600;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-full);
}

.card__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.card__title a {
  color: inherit;
  text-decoration: none;
}

.card__title a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.card__excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.card__footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.card__author {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.card__author-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: 700;
}

/* Kurs-Card speziell */
.course-card__stats {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
}

.course-card__stats span {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.course-card__level {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

.level--beginner { background: #dcfce7; color: #15803d; }
.level--intermediate { background: #fef3c7; color: #b45309; }
.level--advanced { background: #fee2e2; color: #b91c1c; }

/* ------------------------------------------------------------
   8. Grid-Systeme
   ------------------------------------------------------------ */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  align-items: stretch;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  align-items: stretch;
}

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  align-items: stretch;
  gap: var(--space-6);
}

/* ------------------------------------------------------------
   9. Sidebar-Layout
   ------------------------------------------------------------ */
.layout-sidebar {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--space-8);
  align-items: start;
}

.layout-sidebar--right {
  grid-template-columns: 1fr 280px;
}

.sidebar {
  background: var(--color-sidebar-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: sticky;
  top: calc(var(--nav-height) + var(--space-4));
}

.sidebar__title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-border);
}

.sidebar__nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.sidebar__nav a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}

.sidebar__nav a:hover,
.sidebar__nav a.is-active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

.sidebar__nav a .fa {
  width: 16px;
  color: var(--color-primary);
}

.sidebar__section {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

/* ------------------------------------------------------------
   10. Hero-Section (Startseite)
   ------------------------------------------------------------ */
.hero {
  background: linear-gradient(135deg, #4a0005 0%, #8b0000 50%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: var(--space-20) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-6);
  backdrop-filter: blur(4px);
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-6);
  color: var(--color-white);
}

.hero h1 .accent {
  font-family: var(--font-display);
  font-weight: 400;
  color: #fca5a5;
}

.hero__lead {
  font-size: var(--font-size-lg);
  line-height: 1.7;
  opacity: 0.9;
  margin-bottom: var(--space-8);
}

.hero__cta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255,255,255,0.2);
}

.hero__stat-value {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-white);
}

.hero__stat-label {
  font-size: var(--font-size-sm);
  opacity: 0.7;
}

/* Kategorie-Hero */
.page-hero {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-10) 0;
}

.page-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.page-hero h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-4);
}

.page-hero__lead {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 600px;
}

/* ------------------------------------------------------------
   11. Summary-Box (AEO: Direct-to-Answer)
   ------------------------------------------------------------ */
.summary-box {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, #fce4e4 100%);
  border: 1px solid rgba(225,8,22,0.2);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  margin-bottom: var(--space-8);
}

.summary-box__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.summary-box__icon {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: var(--font-size-md);
  flex-shrink: 0;
}

.summary-box__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-primary-dark);
}

.summary-box__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.summary-box__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  line-height: 1.5;
}

.summary-box__list li::before {
  content: '\f00c';
  font-family: 'FontAwesome';
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  margin-top: 3px;
  flex-shrink: 0;
}

/* ------------------------------------------------------------
   12. Review-Badge
   ------------------------------------------------------------ */
.review-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  color: #15803d;
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.review-badge .fa {
  color: var(--color-success);
}

.review-badge__date {
  font-weight: 600;
}

.review-badge__reviewer {
  color: #166534;
  font-weight: 500;
}

/* ------------------------------------------------------------
   13. Author-Box
   ------------------------------------------------------------ */
.author-box {
  display: flex;
  gap: var(--space-6);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin-top: var(--space-10);
  box-shadow: var(--shadow-sm);
}

.author-box__avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-light), #fadbd8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-primary);
  flex-shrink: 0;
  border: 3px solid var(--color-primary-light);
}

.author-box__content {
  flex: 1;
}

.author-box__label {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.author-box__name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.author-box__title {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.author-box__bio {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.author-box__links {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.author-box__links a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-full);
  transition: background var(--transition), color var(--transition);
}

.author-box__links a:hover {
  background: var(--color-primary);
  color: var(--color-white);
  text-decoration: none;
}

/* ------------------------------------------------------------
   14. Quellenverzeichnis / Sources
   ------------------------------------------------------------ */
.sources {
  margin-top: var(--space-10);
  padding: var(--space-6);
  background: var(--color-sidebar-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.sources__title {
  font-size: var(--font-size-md);
  font-weight: 700;
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
}

.sources__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  counter-reset: sources;
}

.sources__item {
  display: flex;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  counter-increment: sources;
}

.sources__item::before {
  content: "[" counter(sources) "]";
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
  min-width: 28px;
}

.sources__item p {
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 0;
}

.sources__item a {
  color: var(--color-primary);
}

/* ------------------------------------------------------------
   15. Fortschrittsbalken
   ------------------------------------------------------------ */
.progress-bar {
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
  height: 8px;
}

.progress-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary) 0%, #f87171 100%);
  border-radius: var(--radius-full);
  transition: width 0.6s ease;
}

.progress-bar--lg {
  height: 12px;
}

.progress-bar--sm {
  height: 4px;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
}

.progress-info__label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
}

.progress-info__value {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-primary);
}

/* ------------------------------------------------------------
   16. Quiz-Komponenten
   ------------------------------------------------------------ */
.quiz-container {
  max-width: 760px;
  margin: 0 auto;
}

.quiz-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, #8b0000 100%);
  color: var(--color-white);
  padding: var(--space-8);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.quiz-progress-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  font-size: var(--font-size-sm);
}

.quiz-progress-info .progress-bar {
  background: rgba(255,255,255,0.3);
}

.quiz-progress-info .progress-bar__fill {
  background: var(--color-white);
}

.quiz-question {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-top: none;
  padding: var(--space-8);
  display: none;
}

.quiz-question.is-active {
  display: block;
}

.quiz-question__number {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.quiz-question__text {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
  line-height: 1.4;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.quiz-option {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  font-size: var(--font-size-md);
  font-weight: 500;
  text-align: left;
  width: 100%;
}

.quiz-option:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.quiz-option.is-selected {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.quiz-option.is-correct {
  border-color: var(--color-success);
  background: #f0fdf4;
  color: #15803d;
}

.quiz-option.is-wrong {
  border-color: var(--color-secondary);
  background: #fff5f5;
  color: #b91c1c;
}

.quiz-option__letter {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-white);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 700;
  flex-shrink: 0;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.quiz-option.is-selected .quiz-option__letter {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.quiz-footer {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-top: none;
  padding: var(--space-6) var(--space-8);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.quiz-result {
  display: none;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-top: none;
  padding: var(--space-10) var(--space-8);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  text-align: center;
}

.quiz-result.is-visible {
  display: block;
}

.quiz-result__score {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, #8b0000 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  flex-direction: column;
  color: var(--color-white);
}

.quiz-result__percentage {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  line-height: 1;
}

.quiz-result__label {
  font-size: var(--font-size-xs);
  opacity: 0.8;
}

/* ------------------------------------------------------------
   17. Accordion / FAQ
   ------------------------------------------------------------ */
.accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.accordion__item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-5) var(--space-6);
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background var(--transition);
  gap: var(--space-4);
}

.accordion__trigger:hover {
  background: var(--color-bg);
}

.accordion__trigger.is-open {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.accordion__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease, background var(--transition);
  color: var(--color-text-muted);
}

.accordion__trigger.is-open .accordion__icon {
  transform: rotate(180deg);
  background: var(--color-primary);
  color: var(--color-white);
}

.accordion__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.accordion__content.is-open {
  max-height: 500px;
}

.accordion__body {
  padding: 0 var(--space-6) var(--space-6);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-5);
}

/* ------------------------------------------------------------
   18. Tabellen
   ------------------------------------------------------------ */
.table-wrapper {
  overflow-x: auto;
  margin: var(--space-6) 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
}

thead {
  background: linear-gradient(135deg, var(--color-primary) 0%, #8b0000 100%);
  color: var(--color-white);
}

thead th {
  padding: var(--space-4) var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-align: left;
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

tbody tr:last-child {
  border-bottom: none;
}

tbody tr:hover {
  background: var(--color-bg);
}

tbody td {
  padding: var(--space-4) var(--space-5);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  vertical-align: top;
}

tbody td:first-child {
  font-weight: 600;
}

.table-badge {
  display: inline-flex;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

.badge--good { background: #dcfce7; color: #15803d; }
.badge--mid  { background: #fef3c7; color: #b45309; }
.badge--bad  { background: #fee2e2; color: #b91c1c; }

/* ------------------------------------------------------------
   19. Video-Player-Bereich
   ------------------------------------------------------------ */
.video-section {
  background: #0f0f0f;
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--space-8);
}

.video-wrapper iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.video-controls {
  padding: var(--space-6);
  background: #1a1a2e;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.video-controls__title {
  color: var(--color-white);
  font-size: var(--font-size-md);
  font-weight: 600;
}

.video-controls__nav {
  display: flex;
  gap: var(--space-3);
}

/* Kapitel-Liste */
.chapter-list {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.chapter-list__header {
  padding: var(--space-4) var(--space-6);
  background: var(--color-sidebar-bg);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.chapter-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
  cursor: pointer;
  text-decoration: none;
  color: var(--color-text);
}

.chapter-item:last-child {
  border-bottom: none;
}

.chapter-item:hover {
  background: var(--color-bg);
  text-decoration: none;
}

.chapter-item.is-active {
  background: var(--color-primary-light);
  border-left: 3px solid var(--color-primary);
}

.chapter-item__number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: 700;
  flex-shrink: 0;
}

.chapter-item.is-active .chapter-item__number {
  background: var(--color-primary);
  color: var(--color-white);
}

.chapter-item.is-done .chapter-item__number {
  background: var(--color-success);
  color: var(--color-white);
}

.chapter-item__title {
  flex: 1;
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.chapter-item__duration {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ------------------------------------------------------------
   20. Dashboard
   ------------------------------------------------------------ */
.stat-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.stat-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  font-size: 1.5rem;
  color: var(--color-primary);
}

.stat-card__value {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-text);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.stat-card__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.activity-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.activity-timeline::before {
  content: '';
  position: absolute;
  left: 18px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.activity-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  position: relative;
}

.activity-item__dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-white);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  position: relative;
  z-index: 1;
}

.activity-item__content {
  flex: 1;
  padding-top: var(--space-2);
}

.activity-item__title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.activity-item__time {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ------------------------------------------------------------
   21. Sektionen & Abschnitte
   ------------------------------------------------------------ */
.section {
  padding: var(--space-16) 0;
}

.section--light {
  background: var(--color-white);
}

.section--tinted {
  background: var(--color-bg);
}

.section__header {
  margin-bottom: var(--space-10);
}

.section__header--center {
  text-align: center;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-10);
}

.section__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.section__title {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.section__lead {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ------------------------------------------------------------
   22. Artikel / Article Content
   ------------------------------------------------------------ */
.article-content {
  max-width: 740px;
}

.article-content h2 {
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  font-size: var(--font-size-2xl);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: var(--space-3);
}

.article-content h3 {
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  font-size: var(--font-size-xl);
  color: var(--color-primary-dark);
}

.article-content p {
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: var(--space-5);
}

.article-content ul,
.article-content ol {
  margin-bottom: var(--space-5);
  padding-left: var(--space-6);
}

.article-content ul {
  list-style: none;
  padding-left: 0;
}

.article-content ul li {
  padding-left: var(--space-6);
  position: relative;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-md);
  color: var(--color-text);
  line-height: 1.7;
}

.article-content ul li::before {
  content: '\f00c';
  font-family: 'FontAwesome';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  top: 5px;
}

.article-content ol {
  list-style: decimal;
}

.article-content ol li {
  margin-bottom: var(--space-2);
  line-height: 1.7;
  color: var(--color-text);
}

.article-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding: var(--space-4) var(--space-6);
  background: var(--color-primary-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--space-8) 0;
  font-style: italic;
  color: var(--color-primary-dark);
}

.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  margin-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.article-meta__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ------------------------------------------------------------
   23. Tag-Badges
   ------------------------------------------------------------ */
.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}

.tag--primary {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.tag--primary:hover {
  background: var(--color-primary);
  color: var(--color-white);
  text-decoration: none;
}

.tag--gray {
  background: var(--color-border);
  color: var(--color-text-muted);
}

/* ------------------------------------------------------------
   24. Formular-Elemente
   ------------------------------------------------------------ */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-md);
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(225,8,22,0.12);
}

.form-input::placeholder {
  color: #94a3b8;
}

.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-md);
  color: var(--color-text);
  background: var(--color-white);
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition);
}

.form-select:focus {
  border-color: var(--color-primary);
}

/* Login-Spezifisch */
.login-page {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, #fadbd8 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}

.login-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
}

.login-card__logo {
  text-align: center;
  margin-bottom: var(--space-8);
}

.login-card__logo img {
  height: 50px;
  margin: 0 auto var(--space-3);
}

.login-card__title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--space-2);
}

.login-card__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-align: center;
  margin-bottom: var(--space-8);
}

.login-notice {
  background: #fef3c7;
  border: 1px solid #fcd34d;
  border-radius: var(--radius-md);
  padding: var(--space-4);
  font-size: var(--font-size-sm);
  color: #92400e;
  margin-top: var(--space-6);
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
}

/* ------------------------------------------------------------
   25. Newsletter-Teaser
   ------------------------------------------------------------ */
.newsletter-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, #8b0000 100%);
  color: var(--color-white);
  padding: var(--space-12) 0;
  text-align: center;
}

.newsletter-section h2 {
  color: var(--color-white);
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-4);
}

.newsletter-section p {
  opacity: 0.9;
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
}

.newsletter-form {
  display: flex;
  gap: var(--space-3);
  max-width: 460px;
  margin: 0 auto;
}

.newsletter-form input {
  flex: 1;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: none;
  font-size: var(--font-size-md);
  outline: none;
}

/* ------------------------------------------------------------
   26. Footer
   ------------------------------------------------------------ */
.site-footer {
  background: #0f172a;
  color: #94a3b8;
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

.footer-brand__logo {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1) opacity(0.9);
  margin-bottom: var(--space-4);
}

.footer-brand__desc {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  color: #64748b;
  max-width: 280px;
}

.footer-brand__social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.footer-brand__social a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: #1e293b;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #64748b;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}

.footer-brand__social a:hover {
  background: var(--color-primary);
  color: var(--color-white);
  text-decoration: none;
}

.footer-col__title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #e2e8f0;
  margin-bottom: var(--space-5);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-col a {
  font-size: var(--font-size-sm);
  color: #64748b;
  text-decoration: none;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--color-white);
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
  color: #475569;
}

/* ------------------------------------------------------------
   27. Kurs-Filter
   ------------------------------------------------------------ */
.filter-bar {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  padding: var(--space-5) var(--space-6);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-8);
  align-items: flex-end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 160px;
}

.filter-group label {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

/* ------------------------------------------------------------
   28. Pagination
   ------------------------------------------------------------ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-10);
}

.pagination__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  cursor: pointer;
}

.pagination__btn:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
  text-decoration: none;
}

.pagination__btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.pagination__btn--disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* ------------------------------------------------------------
   29. Sitemap
   ------------------------------------------------------------ */
.sitemap-cluster {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin-bottom: var(--space-6);
}

.sitemap-cluster__title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 2px solid var(--color-primary);
  color: var(--color-primary-dark);
}

.sitemap-links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-3);
}

.sitemap-links a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
  border: 1px solid transparent;
}

.sitemap-links a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: var(--color-primary-light);
  text-decoration: none;
}

.sitemap-links a .fa {
  color: var(--color-primary);
  width: 16px;
}

/* ------------------------------------------------------------
   30. Ueber-uns / Team
   ------------------------------------------------------------ */
.team-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.team-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.team-card__avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-light), #fadbd8);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: var(--space-8) auto var(--space-4);
  font-size: 2.5rem;
  color: var(--color-primary);
  border: 4px solid var(--color-white);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

.team-card__name {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--space-1);
  padding: 0 var(--space-6);
}

.team-card__role {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.team-card__bio {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  padding: 0 var(--space-6) var(--space-6);
}

.team-card__footer {
  padding: var(--space-4) var(--space-6);
  background: var(--color-sidebar-bg);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: center;
  gap: var(--space-3);
}

/* Quality / Promise Cards */
.promise-item {
  display: flex;
  gap: var(--space-5);
  padding: var(--space-6);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.promise-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1.5rem;
  flex-shrink: 0;
}

.promise-content h3 {
  font-size: var(--font-size-md);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.promise-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ------------------------------------------------------------
   31. Autor-Profil
   ------------------------------------------------------------ */
.autor-hero {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-12) 0;
}

.autor-hero__inner {
  display: flex;
  gap: var(--space-8);
  align-items: center;
}

.autor-hero__avatar {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-light), #fadbd8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--color-primary);
  flex-shrink: 0;
  border: 5px solid var(--color-white);
  box-shadow: 0 0 0 3px var(--color-primary-light), var(--shadow-md);
}

.autor-hero__info h1 {
  margin-bottom: var(--space-1);
}

.autor-hero__title {
  font-size: var(--font-size-lg);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.autor-hero__bio {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 600px;
}

.qualifikation-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
}

.qualifikation-item:last-child {
  border-bottom: none;
}

.qualifikation-item .fa {
  color: var(--color-primary);
  width: 16px;
}

/* ------------------------------------------------------------
   32. FAQ Kategorie-Badges
   ------------------------------------------------------------ */
.faq-category {
  margin-bottom: var(--space-10);
}

.faq-category__title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
  color: var(--color-text);
}

.faq-category__icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1.1rem;
}

/* ------------------------------------------------------------
   33. Utility-Klassen
   ------------------------------------------------------------ */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-muted  { color: var(--color-text-muted); }
.text-primary { color: var(--color-primary); }
.text-sm     { font-size: var(--font-size-sm); }
.text-xs     { font-size: var(--font-size-xs); }
.fw-bold     { font-weight: 700; }
.mt-2  { margin-top: var(--space-2); }
.mt-4  { margin-top: var(--space-4); }
.mt-6  { margin-top: var(--space-6); }
.mt-8  { margin-top: var(--space-8); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-6  { margin-bottom: var(--space-6); }
.mb-8  { margin-bottom: var(--space-8); }
.gap-2 { gap: var(--space-2); }
.flex  { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.d-none { display: none !important; }

/* ------------------------------------------------------------
   34. Media Queries
   ------------------------------------------------------------ */

/* 1280px – breite Screens */
@media (min-width: 1280px) {
  .container { max-width: 1240px; }
}

/* 1024px – normale Desktops */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .layout-sidebar {
    grid-template-columns: 220px 1fr;
  }

  .mega-menu {
    min-width: 480px;
  }
}

/* 768px – Tablets */
@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
  }

  h1 { font-size: var(--font-size-2xl); }
  h2 { font-size: var(--font-size-xl); }

  .hero h1 { font-size: 2rem; }
  .hero { padding: var(--space-12) 0; }

  .hero__stats {
    gap: var(--space-6);
  }

  .nav-primary,
  .nav-actions .btn {
    display: none;
  }

  .burger-btn {
    display: flex !important;
  }

  .mobile-nav {
    display: block;
  }

  .nav-logo img {
    height: 44px;
  }

  .nav-logo__text {
    font-size: var(--font-size-md);
  }

  .nav-logo__tagline {
    display: none;
  }

  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }

  .layout-sidebar {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .autor-hero__inner {
    flex-direction: column;
    text-align: center;
  }

  .autor-hero__bio {
    margin: 0 auto;
  }

  .author-box {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .filter-bar {
    flex-direction: column;
  }

  .filter-group {
    width: 100%;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .quiz-question__text {
    font-size: var(--font-size-lg);
  }
}

/* 480px – große Phones */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-4);
  }

  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .hero__stats {
    flex-direction: column;
    gap: var(--space-4);
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .login-card {
    padding: var(--space-6);
  }
}

/* 320px – kleine Phones */
@media (max-width: 320px) {
  :root {
    --font-size-md: 0.9375rem;
  }

  .btn {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
  }
}

/* ============================================================
   ERWEITERUNGEN – neue Seiten (artikel, kurse, dashboard etc.)
   ============================================================ */

/* ------------------------------------------------------------
   Artikel-Header & Review-Badge
   ------------------------------------------------------------ */
.article-header {
  margin-bottom: var(--space-8);
}

.article-header h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-4);
  line-height: 1.2;
}

.review-badge {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-4);
  font-size: var(--font-size-sm);
  color: #166534;
}

.review-badge .fa {
  color: var(--color-success);
  font-size: var(--font-size-lg);
  flex-shrink: 0;
}

.review-badge__label {
  color: #166534;
}

.review-badge__reviewer {
  font-weight: 600;
  color: #166534;
}

.review-badge__reviewer:hover {
  text-decoration: underline;
}

.article-meta__dates {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

/* ------------------------------------------------------------
   Info-Boxen
   ------------------------------------------------------------ */
.info-box {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  margin: var(--space-6) 0;
  border: 1px solid transparent;
}

.info-box__icon {
  flex-shrink: 0;
  font-size: var(--font-size-xl);
  margin-top: 2px;
}

.info-box--primary {
  background: var(--color-primary-light);
  border-color: #f5a0a6;
  color: var(--color-primary-dark);
}

.info-box--primary .info-box__icon {
  color: var(--color-primary);
}

.info-box--warning {
  background: #fffbeb;
  border-color: #fde68a;
  color: #92400e;
}

.info-box--warning .info-box__icon {
  color: var(--color-warning);
}

.info-box--success {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #166534;
}

.info-box--success .info-box__icon {
  color: var(--color-success);
}

/* ------------------------------------------------------------
   Tabellen
   ------------------------------------------------------------ */
.table-wrapper {
  overflow-x: auto;
  margin: var(--space-6) 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.data-table th {
  background: var(--color-primary);
  color: white;
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-weight: 600;
}

.data-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:nth-child(even) td {
  background: var(--color-bg);
}

/* ------------------------------------------------------------
   Quellenbox
   ------------------------------------------------------------ */
.sources-box {
  margin-top: var(--space-12);
  padding: var(--space-6);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.sources-box__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.sources-box__list {
  list-style: decimal;
  padding-left: var(--space-6);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.sources-box__list li {
  margin-bottom: var(--space-3);
}

.sources-box__list cite {
  font-style: italic;
}

/* ------------------------------------------------------------
   Autorenbox (E-E-A-T)
   ------------------------------------------------------------ */
.author-box {
  display: flex;
  gap: var(--space-6);
  background: var(--color-white);
  border: 2px solid var(--color-primary-light);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-top: var(--space-10);
}

.author-box__avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: 700;
  flex-shrink: 0;
}

.author-box__name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.author-box__role {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.author-box__bio {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

/* ------------------------------------------------------------
   Sidebar-Erweiterungen
   ------------------------------------------------------------ */
.sidebar__dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  margin: 0;
}

.sidebar__dl dt {
  color: var(--color-text-muted);
  font-weight: 500;
}

.sidebar__dl dd {
  color: var(--color-text);
  font-weight: 600;
  margin: 0;
}

/* ------------------------------------------------------------
   Video-Kurs Layout
   ------------------------------------------------------------ */
.kurs-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  grid-template-areas:
    "kurs-top    kurs-sidebar"
    "kurs-bottom kurs-sidebar";
  gap: var(--space-8);
  align-items: start;
}

.kurs-main {
  min-width: 0;
}

.kurs-main--top {
  grid-area: kurs-top;
  min-width: 0;
}

.kurs-main--bottom {
  grid-area: kurs-bottom;
  min-width: 0;
}

.video-wrapper {
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--space-6);
  line-height: 0;
}

/* HTML5 Video: natürliches Seitenverhältnis */
.video-wrapper video {
  width: 100%;
  height: auto;
  display: block;
}

/* iFrame (YouTube etc.): erzwungenes 16:9 via Padding-Trick */
.video-wrapper--iframe {
  padding-bottom: 56.25%;
  height: 0;
}

.video-wrapper--iframe iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.kurs-chapter-info {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

.kurs-chapter-info__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}

.kurs-chapter-info__actions {
  flex-shrink: 0;
}

.progress-widget {
  margin-top: var(--space-4);
}

/* Kurs-Tabs */
.kurs-tabs {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.kurs-tabs__nav {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}

.kurs-tab {
  padding: var(--space-4) var(--space-6);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}

.kurs-tab:hover {
  color: var(--color-primary);
}

.kurs-tab.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  background: var(--color-white);
}

.kurs-tabs__content {
  padding: var(--space-6);
}

.kurs-tabs__content [role="tabpanel"][hidden] {
  display: none;
}

/* Download-Liste */
.download-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.download-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.download-item .fa {
  font-size: 1.5rem;
  color: var(--color-primary);
  flex-shrink: 0;
}

.download-item > div:nth-child(2) {
  flex: 1;
}

.download-item__name {
  font-weight: 600;
  font-size: var(--font-size-sm);
}

/* Kurs-Sidebar */
.kurs-sidebar {
  grid-area: kurs-sidebar;
  position: sticky;
  top: calc(var(--nav-height) + var(--space-4));
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.kurs-sidebar__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-5) var(--space-5) var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.kurs-sidebar__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.sidebar__widget-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.kurs-sidebar__info {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border);
}

/* Kapitel-Liste */
.chapter-list {
  max-height: 400px;
  overflow-y: auto;
}

.chapter-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  color: var(--color-text);
  transition: background var(--transition);
  cursor: pointer;
}

.chapter-item:hover {
  background: var(--color-bg);
  text-decoration: none;
}

.chapter-item.is-active {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-left: 3px solid var(--color-primary);
}

.chapter-item.is-completed .chapter-item__number .fa {
  color: var(--color-success);
}

.chapter-item__number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: 700;
  flex-shrink: 0;
  color: var(--color-text-muted);
}

.chapter-item.is-active .chapter-item__number {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.chapter-item.is-completed .chapter-item__number {
  background: #f0fdf4;
  border-color: #bbf7d0;
  font-size: var(--font-size-md);
}

.chapter-item__title {
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.chapter-item__meta {
  margin-top: 2px;
}

/* Lektion-Navigation */
.lesson-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* Material-Karte (Vergleich) */
.material-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: var(--space-4) 0;
}

.material-card__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.material-card__pro,
.material-card__con {
  padding: var(--space-5);
}

.material-card__pro {
  background: #f0fdf4;
  border-right: 1px solid var(--color-border);
}

.material-card__con {
  background: #fff5f5;
}

.material-card__pro h3,
.material-card__con h3 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.material-card__pro ul,
.material-card__con ul {
  list-style: disc;
  padding-left: var(--font-size-lg);
  font-size: var(--font-size-sm);
  line-height: 1.8;
  color: var(--color-text);
}

/* Kurs-Lektion-Header */
.kurs-lesson-header {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

/* ------------------------------------------------------------
   Quiz-Stile (Erweiterung)
   ------------------------------------------------------------ */
.quiz-header {
  margin-bottom: var(--space-8);
}

.quiz-header h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-2);
}

.quiz-progress-bar-wrapper {
  margin-bottom: var(--space-8);
}

.quiz-progress-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
}

.quiz-result {
  display: none;
  text-align: center;
  padding: var(--space-10);
}

.quiz-result.is-visible {
  display: block;
}

.quiz-result__score-ring {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: conic-gradient(var(--color-primary) 0%, var(--color-primary-light) 0%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  border: 8px solid var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-light);
}

.quiz-result__score-value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-primary);
}

.quiz-result__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-4);
}

.quiz-result__text {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 500px;
  margin: 0 auto var(--space-8);
}

.quiz-result__actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ------------------------------------------------------------
   Dashboard
   ------------------------------------------------------------ */
.dashboard-hero {
  background: linear-gradient(135deg, #4a0005, var(--color-primary));
  padding: var(--space-10) 0;
}

.dashboard-hero__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.dashboard-hero__welcome {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.dashboard-hero__avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 3px solid rgba(255,255,255,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  color: white;
  flex-shrink: 0;
}

.dashboard-hero__welcome h1 {
  font-size: var(--font-size-2xl);
  color: white;
  margin-bottom: var(--space-1);
}

.dashboard-hero__stats {
  display: flex;
  gap: var(--space-6);
}

.dashboard-stat {
  text-align: center;
}

.dashboard-stat__value {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: white;
  line-height: 1;
}

.dashboard-stat__label {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.7);
  margin-top: var(--space-1);
  white-space: nowrap;
}

.dashboard-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-8);
  align-items: start;
}

.dashboard-main {
  min-width: 0;
}

.dashboard-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-4));
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* Continue-Card */
.continue-card {
  background: var(--color-white);
  border: 2px solid var(--color-primary-light);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  gap: var(--space-6);
  align-items: center;
}

.continue-card__visual {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.continue-card__content {
  flex: 1;
  min-width: 0;
}

.continue-card__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.continue-card__title a {
  color: var(--color-text);
}

.continue-card__title a:hover {
  color: var(--color-primary);
}

/* Aktivitätsliste */
.activity-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.activity-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.activity-item__icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: var(--font-size-sm);
}

.activity-item__icon--success {
  background: #f0fdf4;
  color: var(--color-success);
}

.activity-item__icon--video {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.activity-item__icon--text {
  background: #eff6ff;
  color: #2563eb;
}

.activity-item__title {
  font-size: var(--font-size-sm);
}

/* Abzeichen */
.badge-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.badge-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-2);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  opacity: 0.4;
  transition: all var(--transition);
}

.badge-item--earned {
  opacity: 1;
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.badge-item .fa {
  font-size: var(--font-size-xl);
}

.badge-item__label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-align: center;
}

/* Empfehlung */
.recommendation-card {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-text);
  transition: all var(--transition);
}

.recommendation-card:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  text-decoration: none;
}

.recommendation-card__icon {
  width: 40px;
  height: 40px;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  flex-shrink: 0;
}

.recommendation-card__title {
  font-size: var(--font-size-sm);
  font-weight: 600;
}

/* ------------------------------------------------------------
   Kurs-Übersicht: Filter & Karten
   ------------------------------------------------------------ */
.filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

.filter-bar__filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.filter-bar__topic {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.filter-btn:hover,
.filter-btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.filter-select {
  padding: var(--space-2) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  background: var(--color-white);
  color: var(--color-text);
  cursor: pointer;
}

.kurse-section-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
  border-bottom: 2px solid var(--color-border);
}

.card--kurs .card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card__kurs-meta {
  display: flex;
  gap: var(--space-4);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.card__tag--video { background: #fadbd8; color: var(--color-primary-dark); }
.card__tag--text { background: #eff6ff; color: #1d4ed8; }
.card__tag--quiz { background: #fffbeb; color: #92400e; }
.card__tag--level { background: var(--color-bg); color: var(--color-text-muted); }

/* Page-Hero Variante */
.page-hero {
  background: linear-gradient(135deg, #4a0005, var(--color-primary));
  padding: var(--space-16) 0;
}

.page-hero--compact {
  padding: var(--space-10) 0;
}

.page-hero__content {
  color: white;
}

.page-hero__content h1 {
  color: white;
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-4);
}

.page-hero__content .section__eyebrow {
  color: rgba(255,255,255,0.75);
  background: rgba(255,255,255,0.12);
}

.page-hero__lead {
  color: rgba(255,255,255,0.85);
  font-size: var(--font-size-lg);
  max-width: 640px;
  margin: 0;
}

/* ------------------------------------------------------------
   Autoren-Profil
   ------------------------------------------------------------ */
.autor-profile {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-10);
  align-items: start;
}

.autor-profile__left {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

.autor-profile__avatar {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-lg);
}

.autor-profile__initials {
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
}

.autor-profile__social {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  width: 100%;
}

.autor-social-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition);
}

.autor-social-link:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: var(--color-primary);
  text-decoration: none;
}

.autor-profile__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.autor-profile__name {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-2);
}

.autor-profile__role {
  font-size: var(--font-size-lg);
  color: var(--color-primary);
  font-weight: 500;
}

.autor-profile__credentials {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.credential-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

.autor-profile__list {
  list-style: disc;
  padding-left: var(--space-5);
  font-size: var(--font-size-sm);
  line-height: 1.8;
  color: var(--color-text);
}

/* Artikel-Teaser-Karte */
.article-teaser-card {
  display: block;
  padding: var(--space-4);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition);
}

.article-teaser-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.article-teaser-card__tag {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.article-teaser-card__title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: var(--space-2);
}

/* Feature-Karte (Über uns) */
.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
}

.feature-card__icon {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.feature-card__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-3);
}

.feature-card__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Team-Karte */
.team-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  text-decoration: none;
  color: var(--color-text);
  transition: all var(--transition);
}

.team-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.team-card__avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-lg);
  flex-shrink: 0;
}

.team-card__name {
  font-weight: 700;
  font-size: var(--font-size-md);
}

.team-card__role {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.team-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.team-card__arrow {
  margin-left: auto;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

/* ------------------------------------------------------------
   Login-Seite
   ------------------------------------------------------------ */
.login-page {
  background: var(--color-bg);
}

.login-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100vh - var(--nav-height) - 60px);
}

.login-form-side {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-10);
  background: var(--color-white);
}

.login-form-container {
  width: 100%;
  max-width: 420px;
}

.login-form-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.login-form-header__icon {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.login-form-header__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-2);
}

.login-form-header__subtitle {
  font-size: var(--font-size-md);
}

.login-form .form-group {
  margin-bottom: var(--space-5);
}

.login-form .form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.login-form .form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-md);
  transition: border-color var(--transition);
  background: var(--color-white);
}

.login-form .form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.input-wrapper {
  position: relative;
}

.input-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.form-input--with-icon {
  padding-left: calc(var(--space-4) * 2 + 1em) !important;
}

.input-toggle-btn {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
  font-size: var(--font-size-sm);
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

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

.login-divider {
  text-align: center;
  margin: var(--space-6) 0;
  position: relative;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.login-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-border);
}

.login-divider span {
  background: var(--color-white);
  padding: 0 var(--space-4);
  position: relative;
}

.btn--oauth {
  width: 100%;
  padding: var(--space-3);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 600;
  background: var(--color-white);
  color: var(--color-text);
  transition: all var(--transition);
}

.btn--oauth:hover {
  background: var(--color-bg);
  border-color: var(--color-primary);
}

.btn--oauth--linkedin {
  background: #0077b5;
  border-color: #0077b5;
  color: white;
}

.btn--oauth--linkedin:hover {
  background: #006097;
  border-color: #006097;
}

.login-form-footer {
  margin-top: var(--space-6);
  text-align: center;
}

/* Login-Info-Seite */
.login-info-side {
  background: linear-gradient(135deg, #4a0005, var(--color-primary));
  padding: var(--space-10);
  display: flex;
  align-items: center;
}

.login-info-content {
  width: 100%;
  max-width: 460px;
}

.login-info-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.login-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-4);
}

.login-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  color: white;
}

.login-feature__icon {
  color: #a5f3fc;
  font-size: var(--font-size-xl);
  flex-shrink: 0;
  margin-top: 2px;
}

.login-testimonial {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-top: var(--space-8);
}

.login-testimonial__text {
  color: rgba(255,255,255,0.9);
  font-size: var(--font-size-sm);
  font-style: italic;
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.login-testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.login-testimonial__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  font-size: var(--font-size-xs);
}

/* ------------------------------------------------------------
   Sitemap
   ------------------------------------------------------------ */
.sitemap-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

.sitemap-cluster {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.sitemap-cluster__title {
  font-size: var(--font-size-xl);
  padding: var(--space-5) var(--space-6);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-primary-dark);
}

.sitemap-cluster__content {
  padding: var(--space-6);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

.sitemap-section__title {
  font-size: var(--font-size-md);
  font-weight: 700;
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
}

.sitemap-section__title a {
  color: var(--color-text);
}

.sitemap-section__title a:hover {
  color: var(--color-primary);
}

.sitemap-section__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.sitemap-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sitemap-links--standalone {
  margin-top: 0;
}

.sitemap-links li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
}

.sitemap-links a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition);
}

.sitemap-links a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.sitemap-links__meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
}

/* ------------------------------------------------------------
   Responsive – neue Komponenten
   ------------------------------------------------------------ */
@media (max-width: 1024px) {
  .kurs-layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      "kurs-top"
      "kurs-sidebar"
      "kurs-bottom";
  }

  .dashboard-layout {
    grid-template-columns: 1fr;
  }

  .kurs-sidebar,
  .dashboard-sidebar {
    position: static;
  }

  .autor-profile {
    grid-template-columns: 160px 1fr;
    gap: var(--space-6);
  }

  .login-layout {
    grid-template-columns: 1fr;
  }

  .login-info-side {
    display: none;
  }

  .dashboard-hero__inner {
    flex-direction: column;
  }

  .dashboard-hero__stats {
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .autor-profile {
    grid-template-columns: 1fr;
  }

  .autor-profile__left {
    flex-direction: row;
    justify-content: flex-start;
  }

  .autor-profile__avatar {
    width: 80px;
    height: 80px;
  }

  .material-card__grid {
    grid-template-columns: 1fr;
  }

  .material-card__pro {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .lesson-nav {
    justify-content: center;
  }

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

  .kurs-chapter-info__header {
    flex-direction: column;
  }

  .filter-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ------------------------------------------------------------
   Variante 2 Erweiterungen – neue UI-Elemente
   ------------------------------------------------------------ */

/* Dashboard hero gradient – rot */
.dashboard-hero {
  background: linear-gradient(135deg, #4a0005, var(--color-primary)) !important;
}

/* Orientierungs-Banner in Kurs-Seiten */
.kurs-orientation-bar {
  background: linear-gradient(135deg, #4a0005, var(--color-primary));
  color: white;
  padding: var(--space-3) 0;
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.kurs-orientation-bar .container {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.kurs-orientation-bar a {
  color: rgba(255,255,255,0.8);
  text-decoration: none;
}

.kurs-orientation-bar a:hover {
  color: white;
  text-decoration: underline;
}

.kurs-orientation-bar .sep {
  opacity: 0.5;
}

.kurs-orientation-bar .current {
  color: white;
  font-weight: 700;
}

/* Kategorie/Thema Pill-Badges unter H1 */
.artikel-badges {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}

.artikel-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  text-decoration: none;
}

.artikel-badge:hover {
  background: var(--color-primary-dark);
  color: white;
  text-decoration: none;
}

.artikel-badge--secondary {
  background: var(--color-primary-dark);
}

/* Zurück-Navigation im Artikel */
.artikel-back-nav {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-decoration: none;
  margin-bottom: var(--space-4);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  transition: background var(--transition), color var(--transition);
}

.artikel-back-nav:hover {
  background: var(--color-primary);
  color: white;
  text-decoration: none;
}

/* Fortschrittsbalken in Kurs-Sidebar mit Labels */
.chapter-progress-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.chapter-progress-bar {
  height: 4px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: var(--space-1);
}

.chapter-progress-bar__fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

.chapter-progress-percent {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}

/* Kurs-Karten Fortschritt */
.kurs-card-progress {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.kurs-card-progress__info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.kurs-card-progress__pct {
  font-weight: 700;
  color: var(--color-primary);
}

/* Page-hero mit stärkerem Overlay für bessere Lesbarkeit */
.page-hero--overlay {
  position: relative;
  background: linear-gradient(135deg, #4a0005 0%, var(--color-primary) 100%);
  color: white;
}

.page-hero--overlay .breadcrumb__link,
.page-hero--overlay .breadcrumb__current,
.page-hero--overlay .breadcrumb__list {
  color: rgba(255,255,255,0.85);
}

.page-hero--overlay .breadcrumb__item:not(:last-child)::after {
  color: rgba(255,255,255,0.5);
}

.page-hero--overlay .page-hero__eyebrow {
  color: rgba(255,255,255,0.8);
}

.page-hero--overlay h1 {
  color: white;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.page-hero--overlay .page-hero__lead {
  color: rgba(255,255,255,0.85);
}

/* Themen-Trenner in Sidebar */
.sidebar__divider-label {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
  padding: var(--space-1) 0;
  border-bottom: 2px solid var(--color-primary-light);
}

/* Aktives Thema in Unter-Navigation */
.sidebar__nav a.is-theme-active {
  background: var(--color-primary);
  color: white;
  font-weight: 700;
}

.sidebar__nav a.is-theme-active:hover {
  background: var(--color-primary-dark);
  color: white;
}

/* ============================================================
   LENA – Hero-Bilder & roter Overlay
   ============================================================ */

/* Background-Image Unterstützung für alle Hero-Elemente */
.hero,
.page-hero,
.page-hero--overlay,
.page-hero--compact,
.dashboard-hero,
.login-info-side {
  background-size: cover;
  background-position: center;
}

/* Position relative für Elemente ohne eigenes position:relative */
.page-hero,
.dashboard-hero,
.login-info-side {
  position: relative;
}

/* Roter Overlay via ::after auf allen Hero-Elementen */
.hero::after,
.page-hero::after,
.dashboard-hero::after,
.login-info-side::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(74, 0, 5, 0.90) 0%, rgba(225, 8, 22, 0.85) 100%);
  z-index: 0;
  pointer-events: none;
}

/* Alle direkten Inhalte im Hero über dem Overlay */
.hero__content,
.page-hero > .container,
.page-hero__content,
.dashboard-hero > .container,
.login-info-content {
  position: relative;
  z-index: 1;
}

/* Autoren-Fotos */
.autor-profile__photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid white;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  display: block;
  margin: 0 auto;
}

.team-card__photo {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.author-box__photo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.card__author-photo {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

/* Hero – Zweispaltiges Layout auf Startseite */
.hero--two-col {
  padding: var(--space-12) 0;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.hero__cta-group {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-6);
}

.btn--outline-white {
  background: transparent;
  border: 2px solid rgba(255,255,255,0.75);
  color: #fff;
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
}

.hero__stats-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  position: relative;
  z-index: 1;
}

.hero__stat-item {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-4);
  text-align: center;
  backdrop-filter: blur(4px);
}

.hero__stat-item .hero__stat-value {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}

.hero__stat-item .hero__stat-label {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.8);
  margin-top: var(--space-1);
}

@media (max-width: 768px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }
  .hero__stats-panel {
    grid-template-columns: 1fr 1fr;
  }
}

/* Thumbnail-Bilder in Kurs-Karten */
.card__thumbnail {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.card__thumbnail--sm {
  height: 160px;
}

/* ============================================================
   VARIANTE 3 – Neue Komponenten
   ============================================================ */

/* ------------------------------------------------------------
   Kurs-Hero (Seite kurs-video.html)
   ------------------------------------------------------------ */
.kurs-hero {
  padding: var(--space-12) 0;
  background: linear-gradient(135deg, #4a0005 0%, var(--color-primary) 100%);
  color: white;
  position: relative;
  background-size: cover;
  background-position: center;
}

.kurs-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(74,0,5,0.92) 0%, rgba(225,8,22,0.82) 100%);
  z-index: 0;
  pointer-events: none;
}

.kurs-hero > .container {
  position: relative;
  z-index: 1;
}

.kurs-hero .breadcrumb__list {
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--space-5);
}

.kurs-hero .breadcrumb__link {
  color: rgba(255,255,255,0.75);
}

.kurs-hero .breadcrumb__link:hover {
  color: white;
}

.kurs-hero .breadcrumb__item:not(:last-child)::after {
  color: rgba(255,255,255,0.4);
}

.kurs-hero .breadcrumb__item--active {
  color: rgba(255,255,255,0.9);
}

.kurs-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--space-4);
  backdrop-filter: blur(4px);
}

.kurs-hero__title {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: white;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
  margin-bottom: var(--space-3);
  line-height: 1.2;
}

.kurs-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.8);
  margin-bottom: 0;
}

.kurs-hero__meta span {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

@media (max-width: 768px) {
  .kurs-hero {
    padding: var(--space-8) 0;
  }
  .kurs-hero__title {
    font-size: var(--font-size-2xl);
  }
}

/* ------------------------------------------------------------
   Willkommens-Video-Section (index.html)
   ------------------------------------------------------------ */
.welcome-video-section {
  padding: var(--space-16) 0;
}

.welcome-video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.welcome-video__media {
  position: relative;
}

.welcome-video__frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(225,8,22,0.2), var(--shadow-lg);
  border: 4px solid var(--color-primary);
  background: #000;
}

.welcome-video__frame video {
  width: 100%;
  height: auto;
  display: block;
  max-height: 70vh;
}

.welcome-video__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-primary);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 700;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.welcome-video__content h2 {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.welcome-video__lead {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.welcome-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.welcome-features li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-md);
  color: var(--color-text);
}

.welcome-features li .fa {
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}

@media (max-width: 900px) {
  .welcome-video-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

/* ------------------------------------------------------------
   Featured Kurs Grid (index.html – responsiv)
   ------------------------------------------------------------ */
.featured-kurs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.featured-kurs-preview {
  background: linear-gradient(135deg, #4a0005, var(--color-primary));
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  color: white;
}

.featured-kurs-preview__header {
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-6);
  font-size: var(--font-size-sm);
}

.featured-kurs-preview__video {
  aspect-ratio: 16/9;
  background: rgba(0,0,0,0.3);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  cursor: pointer;
  transition: background var(--transition);
}

.featured-kurs-preview__video:hover {
  background: rgba(0,0,0,0.5);
}

.featured-kurs-preview__play {
  width: 64px;
  height: 64px;
  background: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.featured-kurs-preview__play .fa {
  color: var(--color-primary);
  font-size: 1.5rem;
  margin-left: 4px;
}

.featured-kurs-preview__stats {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-sm);
  opacity: 0.8;
  margin-bottom: var(--space-4);
}

@media (max-width: 768px) {
  .featured-kurs-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}