/* ============================================================
   Flusi Universe Academy – Tutor LMS look
   ============================================================ */

:root {
  --primary: #3E64DE;
  --primary-hover: #2f51c4;
  --primary-soft: #EEF2FE;
  --text: #1F2939;
  --text-muted: #5B6473;
  --border: #E4E7EC;
  --border-strong: #D0D5DD;
  --bg: #FFFFFF;
  --bg-subtle: #F8F9FB;
  --bg-card-alt: #F4F6FC;
  --card-bg: #FFFFFF;
  --input-bg: #FFFFFF;
  --success-soft: #DCFCE7;
  --success-border: #BBF7D0;
  --danger-soft: #FEE2E2;
  --danger-border: #FECACA;
  --warning-soft: #FEF3C7;
  --warning-border: #FDE68A;
  --star: #F2A91E;
  --success: #1F9D55;
  --danger: #DC2626;
  --radius: 6px;
  --radius-lg: 10px;
  --shadow-card: 0 1px 2px rgba(16, 24, 40, 0.04);
  --shadow-card-hover: 0 6px 18px rgba(16, 24, 40, 0.08);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ===== Dark mode ===== */
[data-theme="dark"] {
  --primary: #6E8FF5;
  --primary-hover: #5A7CEC;
  --primary-soft: #1B2440;
  --text: #E6EAF2;
  --text-muted: #98A2B3;
  --border: #252C3B;
  --border-strong: #353E54;
  --bg: #0E1117;
  --bg-subtle: #161B23;
  --bg-card-alt: #1B2230;
  --card-bg: #161C26;
  --input-bg: #1B2230;
  --success-soft: #0E2C1D;
  --success-border: #1F5132;
  --danger-soft: #2C1416;
  --danger-border: #5B2026;
  --warning-soft: #2C2410;
  --warning-border: #5B4818;
  --star: #FFB938;
  --success: #34D399;
  --danger: #F87171;
  --shadow-card: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-card-hover: 0 8px 24px rgba(0,0,0,0.55);
  color-scheme: dark;
}

* { box-sizing: border-box; }

/* HTML5 [hidden]-Attribut darf nicht durch display:block überschrieben werden */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.15s ease, color 0.15s ease;
}

/* Im Dark Mode Card-Bilder ein wenig abdunkeln, damit sie nicht überstrahlen.
   Achtung: NICHT auf Avatare, Logos oder Icons anwenden. */
[data-theme="dark"] .course-card__media img,
[data-theme="dark"] .profile-course__media img,
[data-theme="dark"] .course-detail__hero img {
  filter: brightness(0.85);
}

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

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

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

/* ============================================================
   Form fields (global)
   ============================================================ */
.form-row {
  display: block;
  margin-bottom: 18px;
}
.form-row label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}
.form-row label small {
  font-weight: 400;
  color: var(--text-muted);
  margin-left: 4px;
}
.form-row input[type="text"],
.form-row input[type="email"],
.form-row input[type="password"],
.form-row input[type="number"],
.form-row input[type="url"],
.form-row input[type="search"],
.form-row select,
.form-row textarea {
  display: block;
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--input-bg);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.4;
  transition: border-color 0.15s, box-shadow 0.15s;
  box-sizing: border-box;
}
.form-row textarea { min-height: 80px; resize: vertical; }
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(62,100,222,0.15);
}
.form-row input::placeholder,
.form-row textarea::placeholder { color: var(--text-muted); opacity: 0.7; }
.form-row .req { color: var(--danger); }
.form-row > small {
  display: block;
  margin-top: 6px;
  color: var(--text-muted);
  font-size: 12px;
}

/* ---------- Header ---------- */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--card-bg);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(180%) blur(8px);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 72px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
}
.site-logo__mark {
  width: 38px;
  height: 38px;
  background: var(--primary);
  color: #fff;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.5px;
}
.site-logo__text {
  line-height: 1.1;
  font-size: 14px;
}
.site-logo__text small {
  font-weight: 500;
  color: var(--text-muted);
  font-size: 12px;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: 20px;
}
.site-nav a {
  color: var(--text);
  font-weight: 500;
  font-size: 14px;
  position: relative;
  padding-bottom: 2px;
}
.site-nav a:hover { color: var(--primary); }
.site-nav a.is-active {
  color: var(--primary);
}
.site-nav a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -22px;
  height: 2px;
  background: var(--primary);
}
.site-nav__sep {
  color: var(--border-strong);
  user-select: none;
}
.site-user {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
}

/* ---------- Main ---------- */
.site-main {
  padding: 32px 0 80px;
  min-height: 60vh;
}

/* ---------- Page heading ---------- */
.page-heading {
  margin: 0 0 28px;
}
.page-heading h1 {
  font-size: 28px;
  margin: 0 0 6px;
  font-weight: 700;
}
.page-heading p {
  color: var(--text-muted);
  margin: 0;
}
.page-heading--with-search {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
}

/* ---------- Search bar ---------- */
.search-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--card-bg);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 4px 6px 4px 14px;
  min-width: 320px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.search-bar:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(62,100,222,0.15);
}
.search-bar__icon { color: var(--text-muted); flex-shrink: 0; }
.search-bar input[type="search"] {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  padding: 8px 0;
  outline: none;
  min-width: 0;
}
.search-bar input[type="search"]::-webkit-search-cancel-button { display: none; }
.search-bar__clear {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg-subtle);
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1;
}
.search-bar__clear:hover { background: var(--border); color: var(--text); }
.search-bar__submit {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
}
.search-bar__submit:hover { background: var(--primary-hover); }

.search-results-info {
  color: var(--text-muted);
  font-size: 14px;
  margin: -8px 0 20px;
}

/* ---------- Filter-Bar (Kategorien + Sortierung) ---------- */
.course-filterbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin: 8px 0 22px;
}
.cat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.cat-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  transition: background .15s, border-color .15s, color .15s;
}
.cat-chip:hover { border-color: var(--primary); color: var(--primary); }
.cat-chip.is-active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.cat-chip__count {
  font-size: 11px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 999px;
  background: rgba(0,0,0,0.08);
  color: inherit;
}
.cat-chip.is-active .cat-chip__count { background: rgba(255,255,255,0.22); }

.sort-form {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  color: var(--text-muted);
}
.sort-form label { font-weight: 500; }
.sort-form select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  padding: 8px 38px 8px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background-color: var(--card-bg);
  color: var(--text);
  font-size: 13.5px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  /* Chevron als Inline-SVG — Default in dezenter grauer Farbe (#94A3B8) */
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 14px;
  transition: border-color .15s, box-shadow .15s, background-color .15s, color .15s;
  color-scheme: light dark;
}
/* Hover + Focus: blauer Chevron passend zum blauen Rand */
.sort-form select:hover,
.sort-form select:focus {
  border-color: var(--primary);
  color: var(--primary);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%233E64DE' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
}
.sort-form select:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(62,100,222,0.18);
}
/* Dark-Mode: hellerer Chevron damit er auf dunklem Hintergrund sichtbar bleibt */
[data-theme="dark"] .sort-form select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23CBD5E1' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
}
[data-theme="dark"] .sort-form select:hover,
[data-theme="dark"] .sort-form select:focus {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2393C5FD' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
}
/* Optionen im aufgeklappten Menü */
.sort-form select option {
  background: var(--card-bg);
  color: var(--text);
  padding: 8px;
}
[data-theme="dark"] .sort-form select { color-scheme: dark; }
[data-theme="dark"] .sort-form select option {
  background: #1B2230;
  color: #E6EAF2;
}
[data-theme="dark"] .sort-form select option:checked {
  background: #3E64DE;
  color: #fff;
}

/* ---------- Course grid ---------- */
.course-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
@media (max-width: 960px) { .course-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .course-grid { grid-template-columns: 1fr; } }

/* ---------- Course card ---------- */
.course-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.18s, transform 0.18s;
  box-shadow: var(--shadow-card);
}
.course-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.course-card__media {
  position: relative;
  aspect-ratio: 16/9;
  background: #eee;
  overflow: hidden;
}
.course-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.course-card__bookmark {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  background: rgba(255,255,255,0.92);
  border-radius: 50%;
  display: grid;
  place-items: center;
  cursor: pointer;
  border: none;
}
.course-card__body {
  padding: 18px 20px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.course-card__rating {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}
.course-card__rating .rating-value {
  color: var(--text);
  font-weight: 600;
}
.course-card__rating .rating-count {
  color: var(--text-muted);
}
.course-card__title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
  margin: 0;
  min-height: 46px;
}
.course-card__title a { color: inherit; }
.course-card__title a:hover { color: var(--primary); }
.course-card__instructor {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: auto;
}
.course-card__cta {
  border-top: 1px solid var(--border);
  padding: 14px 20px;
  text-align: center;
}
.course-card__cta a {
  display: block;
  padding: 9px 14px;
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  color: var(--primary);
  font-weight: 500;
  font-size: 14px;
  transition: background 0.15s, color 0.15s;
}
.course-card__cta a:hover {
  background: var(--primary);
  color: #fff;
}

/* ---------- Stars ---------- */
.stars {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}
.star { display: inline-block; }

/* ---------- Avatar ---------- */
.avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: inline-grid;
  place-items: center;
  font-weight: 600;
  font-size: 12px;
  flex-shrink: 0;
}
.avatar--lg {
  width: 40px;
  height: 40px;
  font-size: 15px;
}

/* ---------- Pagination ---------- */
.pagination {
  text-align: center;
  margin-top: 40px;
  font-size: 14px;
  color: var(--text-muted);
}
.pagination a, .pagination span {
  display: inline-block;
  padding: 6px 12px;
  margin: 0 4px;
  color: var(--text);
}
.pagination a:hover { color: var(--primary); }
.pagination .current { color: var(--primary); font-weight: 600; }
.pagination .disabled { color: var(--border-strong); }

/* ============================================================
   Course detail page
   ============================================================ */
.course-detail {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 32px;
  align-items: start;
}
@media (max-width: 960px) {
  .course-detail { grid-template-columns: 1fr; }
}

.course-detail__title {
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 8px;
}
.course-detail__crumbs {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 18px;
}
.course-detail__crumbs a { color: var(--primary); }

.course-detail__hero {
  position: relative;
  margin-bottom: 0;
  border-radius: var(--radius);
  overflow: hidden;
}
.course-detail__hero img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }

.course-detail__topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}
.course-detail__topbar-meta { flex: 1; }
.course-detail__topbar-actions {
  display: flex;
  gap: 18px;
  font-size: 14px;
}
.course-detail__topbar-actions a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text);
  font-weight: 500;
}
.course-detail__topbar-actions a:hover { color: var(--primary); }

/* Tabs */
.tabs {
  display: flex;
  gap: 28px;
  border-bottom: 1px solid var(--border);
  margin: 24px 0 0;
}
.tabs__item {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 15px;
  color: var(--text-muted);
  padding: 14px 2px;
  cursor: pointer;
  font-weight: 500;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tabs__item.is-active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.tab-pane { display: none; padding: 28px 0; }
.tab-pane.is-active { display: block; }

/* Section headings */
.section-title {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 16px;
}

.course-description {
  margin: 0 0 28px;
  color: var(--text);
  line-height: 1.7;
}
.course-description :first-child { margin-top: 0; }
.course-description :last-child  { margin-bottom: 0; }

/* Bullet lists with check / dot */
.feature-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 32px;
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
}
@media (max-width: 720px) { .feature-list { grid-template-columns: 1fr; } }
.feature-list li {
  position: relative;
  padding-left: 22px;
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}

.bullet-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
}
.bullet-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.55;
}
.bullet-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--primary);
}

/* Accordion (curriculum) */
.curriculum {
  margin: 0;
}
.topic {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  background: var(--card-bg);
  overflow: hidden;
}
.topic__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  cursor: pointer;
  background: var(--primary-soft);
  user-select: none;
}
.topic.is-closed .topic__header { background: var(--card-bg); }
.topic__title {
  font-weight: 600;
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.topic__info {
  color: var(--text-muted);
  font-size: 13px;
  cursor: help;
}
.topic__toggle {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  color: var(--text-muted);
  transition: transform 0.2s;
}
.topic.is-closed .topic__toggle { transform: rotate(-90deg); }

.topic__body {
  border-top: 1px solid var(--border);
  background: var(--card-bg);
}
.topic.is-closed .topic__body { display: none; }

.lesson {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.lesson:last-child { border-bottom: none; }
.lesson__icon {
  color: var(--text-muted);
  display: grid;
  place-items: center;
}
.lesson__title {
  flex: 1;
  color: var(--text);
}
.lesson__title a { color: inherit; }
.lesson__title a:hover { color: var(--primary); }
.lesson__preview {
  color: var(--text-muted);
  display: grid;
  place-items: center;
}

/* ---------- Sidebar ---------- */
.sidebar { display: flex; flex-direction: column; gap: 18px; }

.sidebar-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.sidebar-card--soft { background: var(--bg-card-alt); border-color: transparent; }

.progress-row {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  margin-bottom: 8px;
}
.progress-row strong { font-weight: 600; }
.progress-row .done { color: var(--text-muted); }
.progress-bar {
  height: 4px;
  background: #E0E5F2;
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 18px;
}
.progress-bar__fill { height: 100%; background: var(--primary); }

.btn {
  display: block;
  width: 100%;
  padding: 11px 16px;
  text-align: center;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 14px;
  line-height: 1.5;
  cursor: pointer;
  border: 1px solid var(--primary);
  font-family: inherit;
  text-decoration: none;
  box-sizing: border-box;
  vertical-align: middle;
  white-space: nowrap;
}
.btn--primary {
  background: var(--primary);
  color: #fff;
}
.btn--primary:hover { background: var(--primary-hover); color: #fff; }
.btn--outline {
  background: var(--card-bg);
  color: var(--primary);
}
.btn--outline:hover { background: var(--primary-soft); color: var(--primary); }
.btn + .btn { margin-top: 10px; }

.enrolled-note {
  margin-top: 18px;
  padding: 12px 14px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
}
.enrolled-note__icon {
  display: inline-flex;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(31, 157, 85, .12);
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.enrolled-note__text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
  min-width: 0;
}
.enrolled-note__text small {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-muted);
}
.enrolled-note__text strong {
  font-size: 14px;
  color: var(--text);
  font-weight: 600;
  margin-top: 1px;
}

.course-complete-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--success-soft);
  border: 1px solid var(--success-border);
  color: var(--success);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 12px;
}

.meta-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.meta-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 14px;
}
.meta-list li svg { color: var(--text-muted); flex-shrink: 0; }

.sidebar-card h3 {
  font-size: 16px;
  margin: 0 0 14px;
  font-weight: 700;
}
.sidebar-card .instructor {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 500;
}

/* ---------- Welcome page ---------- */
.welcome-page { padding: 40px 0 60px; }

.welcome-hero {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: center;
  background: linear-gradient(135deg, var(--primary, #3E64DE) 0%, #5B7CF5 100%);
  color: #fff;
  padding: 48px 44px;
  border-radius: 18px;
  box-shadow: 0 14px 36px rgba(62, 100, 222, .25);
  margin-bottom: 40px;
}
.welcome-hero__eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  background: rgba(255,255,255,.18);
  padding: 5px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.welcome-hero h1 {
  font-size: 36px;
  margin: 0 0 14px;
  font-weight: 700;
  color: #fff;
}
.welcome-hero p {
  font-size: 16px;
  line-height: 1.6;
  margin: 0 0 24px;
  opacity: .95;
}
.welcome-hero__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.welcome-hero__actions .btn--primary {
  background: #fff;
  color: var(--primary, #3E64DE);
  border-color: #fff;
}
.welcome-hero__actions .btn--outline {
  border-color: rgba(255,255,255,.6);
  color: #fff;
  background: transparent;
}
.welcome-hero__actions .btn--outline:hover { background: rgba(255,255,255,.12); }
.welcome-hero__visual { text-align: center; }
.welcome-hero__plane {
  font-size: 140px;
  line-height: 1;
  opacity: .35;
  transform: rotate(-20deg);
}

.welcome-hero__lead { font-size: 16.5px; line-height: 1.65; }

.welcome-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 60px;
}
.welcome-stat {
  background: var(--card-bg, #fff);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  text-align: center;
}
.welcome-stat__num {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary, #3E64DE);
}
.welcome-stat__lbl {
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-top: 4px;
}

.welcome-features { margin-bottom: 50px; }
.welcome-features h2 {
  font-size: 22px;
  margin: 0 0 20px;
}
.welcome-features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  text-align: left;
  max-width: 1100px;
  margin: 0 auto;
}
@media (max-width: 900px) {
  .welcome-features__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .welcome-features__grid { grid-template-columns: 1fr; }
}
.welcome-feature {
  background: var(--card-bg, #fff);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.welcome-feature__icon { font-size: 30px; margin-bottom: 8px; }
.welcome-feature h3 { margin: 0 0 6px; font-size: 16px; }
.welcome-feature p { margin: 0; color: var(--text-muted); font-size: 14px; line-height: 1.5; }

/* ---- Welcome generic section ---- */
.welcome-section {
  margin-bottom: 60px;
  text-align: center;
}
.welcome-section h2 {
  font-size: 24px;
  margin: 0 0 10px;
}
.welcome-section__lead {
  color: var(--text-muted);
  margin: 0 auto 28px;
  font-size: 15.5px;
  line-height: 1.65;
  max-width: 760px;
}
.welcome-section__head {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 14px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.welcome-section__head h2 { margin: 0; }
.welcome-section__more {
  font-weight: 500;
  font-size: 14px;
  text-decoration: none;
  color: var(--primary, #3E64DE);
}

/* ---- Audience cards ---- */
.welcome-audience {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  text-align: left;
  max-width: 1100px;
  margin: 0 auto;
}
@media (max-width: 820px) {
  .welcome-audience { grid-template-columns: 1fr; max-width: 540px; }
}
.welcome-audience__card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px 22px 24px;
}
.welcome-audience__icon {
  font-size: 30px;
  margin-bottom: 10px;
  line-height: 1;
}
.welcome-audience__card h3 { margin: 0 0 8px; font-size: 17px; }
.welcome-audience__card p  { margin: 0; color: var(--text-muted); font-size: 14.5px; line-height: 1.55; }

/* ---- 3-step list ---- */
.welcome-steps {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 820px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.welcome-steps li {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 22px 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
}
.welcome-steps__num {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  background: var(--primary, #3E64DE);
  color: #fff;
}
.welcome-steps li > div { flex: 1; }
.welcome-steps h3 { margin: 0 0 4px; font-size: 17px; }
.welcome-steps p  { margin: 0; color: var(--text-muted); font-size: 14.5px; line-height: 1.55; }
.welcome-steps a  { color: var(--primary, #3E64DE); }

/* ---- Latest courses (Welcome) ---- */
.welcome-latest-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: left;
  max-width: 1100px;
  margin: 0 auto;
}
@media (max-width: 820px) {
  .welcome-latest-grid { grid-template-columns: 1fr; max-width: 460px; }
}
.welcome-latest-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform .15s, box-shadow .15s, border-color .15s;
}
.welcome-latest-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, .08);
  border-color: var(--primary, #3E64DE);
}
.welcome-latest-card__media {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--bg-subtle);
  overflow: hidden;
}
.welcome-latest-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.welcome-latest-card__placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  font-size: 64px;
  color: var(--border);
}
.welcome-latest-card__level {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(15, 23, 42, .75);
  color: #fff;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.welcome-latest-card__body {
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.welcome-latest-card__body h3 { margin: 0; font-size: 16px; line-height: 1.35; }
.welcome-latest-card__body p {
  margin: 0;
  color: var(--text-muted);
  font-size: 13.5px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.welcome-latest-card__body small {
  color: var(--text-muted);
  font-size: 12px;
  margin-top: auto;
}

/* ---- Welcome FAQs ---- */
.welcome-faqs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 880px;
  margin: 0 auto;
  text-align: left;
}
.welcome-faq {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-bg);
  overflow: hidden;
}
.welcome-faq summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 18px;
  font-weight: 600;
  color: var(--text);
  user-select: none;
  position: relative;
  padding-right: 42px;
}
.welcome-faq summary::-webkit-details-marker { display: none; }
.welcome-faq summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 400;
  font-size: 22px;
  color: var(--text-muted);
  transition: transform .2s;
}
.welcome-faq[open] summary::after { content: "−"; }
.welcome-faq > p {
  margin: 0;
  padding: 0 18px 16px;
  color: var(--text);
  line-height: 1.55;
}

/* ---- Disclaimer ---- */
.welcome-disclaimer {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 22px 24px;
  margin-bottom: 60px;
  background: #FFF7ED;
  border: 1px solid #FDBA74;
  border-left: 5px solid #F59E0B;
  border-radius: 10px;
  text-align: left;
  max-width: 980px;
  margin-left: auto;
  margin-right: auto;
}
.welcome-disclaimer__icon {
  font-size: 28px;
  line-height: 1;
  flex-shrink: 0;
}
.welcome-disclaimer__body { flex: 1; min-width: 0; }
.welcome-disclaimer h3 {
  margin: 0 0 8px;
  font-size: 16px;
  color: #9A3412;
}
.welcome-disclaimer p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: #7C2D12;
}
.welcome-disclaimer p strong { color: #7C2D12; }
.welcome-disclaimer a { color: #9A3412; font-weight: 600; }

[data-theme="dark"] .welcome-disclaimer {
  background: rgba(245, 158, 11, .12);
  border-color: rgba(251, 191, 36, .5);
  border-left-color: #FBBF24;
}
[data-theme="dark"] .welcome-disclaimer h3,
[data-theme="dark"] .welcome-disclaimer p,
[data-theme="dark"] .welcome-disclaimer p strong { color: #FDE68A; }
[data-theme="dark"] .welcome-disclaimer a { color: #FBBF24; }

/* ---- CTA ---- */
.welcome-cta {
  text-align: center;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 44px 24px;
}
.welcome-cta h2 { margin: 0 0 10px; font-size: 24px; }
.welcome-cta p  { margin: 0 0 22px; color: var(--text-muted); }
.welcome-cta__actions {
  display: inline-flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}
.welcome-cta__hint {
  display: block;
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 12.5px;
  line-height: 1.5;
}

/* Discord button (Discord Blurple: #5865F2) */
.btn--discord {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #5865F2;
  color: #fff !important;
  border: 1px solid #5865F2;
  padding: 9px 18px;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  transition: background .15s, border-color .15s, transform .12s;
  width: auto;
}
.btn--discord:hover {
  background: #4752C4;
  border-color: #4752C4;
  transform: translateY(-1px);
}
.btn--discord svg { display: block; flex-shrink: 0; }

@media (max-width: 720px) {
  .welcome-hero {
    grid-template-columns: 1fr;
    padding: 32px 24px;
  }
  .welcome-hero h1 { font-size: 28px; }
  .welcome-hero__visual { display: none; }
  .welcome-stats { grid-template-columns: repeat(2, 1fr); }
  .welcome-section h2 { font-size: 21px; }
  .welcome-steps li { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 440px) {
  .welcome-stats { grid-template-columns: 1fr; }
}

/* ---------- Flusi Modal (custom confirm/alert) ---------- */
.flusi-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .18s ease;
  pointer-events: none;
}
.flusi-modal.is-open { opacity: 1; pointer-events: auto; }
.flusi-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, .55);
  backdrop-filter: blur(2px);
}
.flusi-modal__dialog {
  position: relative;
  width: min(440px, calc(100% - 32px));
  background: var(--card-bg, #fff);
  color: var(--text, #1F2939);
  border-radius: 14px;
  padding: 28px 24px 22px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, .35);
  text-align: center;
  transform: translateY(8px) scale(.98);
  transition: transform .18s ease;
}
.flusi-modal.is-open .flusi-modal__dialog { transform: translateY(0) scale(1); }
.flusi-modal__icon {
  font-size: 36px;
  line-height: 1;
  margin-bottom: 10px;
}
.flusi-modal__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
}
.flusi-modal__text {
  margin: 0 0 22px;
  color: var(--text-muted, #6B7280);
  font-size: 14.5px;
  line-height: 1.5;
  white-space: pre-wrap;
}
.flusi-modal__actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}
.flusi-modal--danger .flusi-modal__icon { color: #DC2626; }
.flusi-modal .btn--danger,
.flusi-modal--danger .btn--primary {
  background: #DC2626;
  border-color: #DC2626;
  color: #fff;
}
.flusi-modal--danger .btn--primary:hover { background: #B91C1C; border-color: #B91C1C; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  color: var(--text-muted);
  font-size: 13px;
  background: var(--bg-subtle);
  text-align: center;
}
.site-footer .container {
  text-align: center;
}
.site-footer p {
  margin: 0;
}
.site-footer__disclaimer {
  margin-top: 8px !important;
  font-size: 11.5px;
  color: var(--text-muted);
  opacity: .85;
  max-width: 760px;
  margin-left: auto !important;
  margin-right: auto !important;
  line-height: 1.45;
}
.site-footer__disclaimer strong {
  color: #B45309;
  font-weight: 600;
}
[data-theme="dark"] .site-footer__disclaimer strong { color: #FBBF24; }

.site-footer__note {
  margin-top: 6px !important;
  font-size: 11px;
  color: var(--text-muted);
  opacity: .65;
  max-width: 720px;
  margin-left: auto !important;
  margin-right: auto !important;
  font-style: italic;
}

/* Inputs auch im Dark Mode lesbar */
input, textarea, select, button {
  color-scheme: inherit;
}
.form-row input[type="text"],
.form-row input[type="number"],
.form-row input[type="email"],
.form-row input[type="password"],
.form-row input[type="url"],
.form-row textarea,
.form-row select,
.auth-card input[type="text"],
.auth-card input[type="email"],
.auth-card input[type="password"] {
  background: var(--input-bg) !important;
  color: var(--text) !important;
}

/* ---------- Lesson view ---------- */
.lesson-page {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
}
@media (max-width: 900px) { .lesson-page { grid-template-columns: 1fr; } }
.lesson-page__sidebar {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  max-height: 80vh;
  overflow-y: auto;
}
.lesson-page__sidebar h4 {
  margin: 8px 0 10px;
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.lesson-page__list { list-style: none; padding: 0; margin: 0 0 14px; }
.lesson-page__list li a {
  display: block;
  padding: 8px 10px;
  border-radius: 4px;
  color: var(--text);
  font-size: 14px;
}
.lesson-page__list li a:hover { background: var(--primary-soft); }
.lesson-page__list li a.is-active { background: var(--primary-soft); color: var(--primary); font-weight: 500; }
.lesson-page__list li a.is-done { color: var(--text-muted); }
.lesson-page__list li a.is-done::before { content: "✓ "; color: var(--success); }

.lesson-page__content h1 { margin: 0 0 16px; font-size: 24px; }
.lesson-page__content { line-height: 1.7; font-size: 15px; }
.lesson-page__actions { margin-top: 32px; display: flex; gap: 12px; flex-wrap: wrap; }
.lesson-page__actions .btn { width: auto; padding: 10px 22px; }

.quiz__hint {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 8px;
  background: rgba(99, 102, 241, 0.08);
  border: 1px dashed rgba(99, 102, 241, 0.3);
  color: var(--text-muted);
  font-size: 13.5px;
  font-style: italic;
}

/* ============================================================
   Lesson Mode Banner
   ============================================================ */
.mode-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  margin: 14px 0 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-subtle);
}
.mode-banner__icon { font-size: 22px; line-height: 1; }
.mode-banner__body { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.mode-banner__body strong { font-size: 14px; }
.mode-banner__body small { color: var(--text-muted); font-size: 12.5px; }
.mode-banner__switch {
  font-size: 13px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 999px;
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid currentColor;
  opacity: 0.85;
}
.mode-banner__switch:hover { opacity: 1; }
.mode-banner--practice  { border-color: #fbbf24; background: rgba(251, 191, 36, 0.08); }
.mode-banner--practice .mode-banner__switch  { color: #b45309; }
.mode-banner--exam      { border-color: #6366f1; background: rgba(99, 102, 241, 0.08); }
.mode-banner--exam .mode-banner__switch      { color: #4f46e5; }
.mode-banner--locked    { border-color: #16a34a; background: rgba(22, 163, 74, 0.08); }
.mode-banner--locked .mode-banner__switch    { color: #15803d; }
@media (max-width: 640px) {
  .mode-banner { flex-wrap: wrap; }
  .mode-banner__switch { width: 100%; text-align: center; }
}

/* ============================================================
   Lesson Timer
   ============================================================ */
.lesson-timer {
  margin: 18px 0 24px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "label   display"
    "bar     bar"
    "status  status";
  gap: 10px 16px;
  align-items: center;
}
.lesson-timer__label {
  grid-area: label;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
}
.lesson-timer__display {
  grid-area: display;
  font-size: 30px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  text-align: right;
}
.lesson-timer__status {
  grid-area: status;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}
.lesson-timer.is-running .lesson-timer__status { color: var(--text); }
.lesson-timer__bar {
  grid-area: bar;
  height: 10px;
  background: rgba(0,0,0,0.08);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}
.lesson-timer__bar-fill {
  height: 100%;
  width: 100%;
  border-radius: 999px;
  transition: width 0.4s linear, background 0.6s ease;
  box-shadow: 0 0 8px rgba(34,197,94,0.4);
}
.lesson-timer.is-running .lesson-timer__bar-fill {
  background-size: 200% 100%;
  animation: lesson-timer-pulse 2.2s ease-in-out infinite;
}
.lesson-timer.is-warning .lesson-timer__bar-fill { box-shadow: 0 0 10px rgba(245,158,11,0.55); }
.lesson-timer.is-danger  .lesson-timer__bar-fill { box-shadow: 0 0 12px rgba(220,38,38,0.65); }
.lesson-timer.is-danger.is-running .lesson-timer__display { animation: lesson-timer-blink 1s ease-in-out infinite; }
.lesson-timer.is-finished .lesson-timer__display::after { content: " ⏱ Zeit abgelaufen"; font-size: 14px; font-weight: 500; color: #6b7280; margin-left: 8px; }

@keyframes lesson-timer-pulse {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}
@keyframes lesson-timer-blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.55; }
}
@media (max-width: 640px) {
  .lesson-timer {
    grid-template-columns: 1fr;
    grid-template-areas:
      "label"
      "display"
      "bar"
      "status";
    text-align: left;
  }
  .lesson-timer__display { text-align: left; }
}

/* ============================================================
   Lesson Start Modal
   ============================================================ */
.lesson-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.lesson-modal[hidden] { display: none; }
.lesson-modal.is-open { opacity: 1; pointer-events: auto; }
.lesson-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 12, 22, 0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.lesson-modal__dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 440px;
  background: linear-gradient(180deg, #1a2235 0%, #131a2a 100%);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 16px;
  padding: 32px 28px 24px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.55), 0 0 0 1px rgba(255,255,255,0.04) inset;
  text-align: center;
  color: #e5e7eb;
  transform: translateY(8px) scale(0.98);
  transition: transform 0.25s cubic-bezier(0.2, 0.9, 0.3, 1);
}
.lesson-modal.is-open .lesson-modal__dialog { transform: translateY(0) scale(1); }
.lesson-modal__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 14px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 30px;
  background: radial-gradient(circle at 30% 30%, #6366f1, #4338ca);
  box-shadow: 0 10px 24px rgba(99, 102, 241, 0.45);
}
.lesson-modal__title {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 600;
  color: #f9fafb;
}
.lesson-modal__text {
  margin: 0 0 22px;
  font-size: 14.5px;
  line-height: 1.6;
  color: #cbd5e1;
}
.lesson-modal__actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}
.lesson-modal__actions .btn { min-width: 130px; padding: 10px 18px; }
.lesson-modal__actions .btn--outline {
  background: transparent;
  color: #cbd5e1;
  border-color: rgba(148, 163, 184, 0.35);
}
.lesson-modal__actions .btn--outline:hover {
  background: rgba(148, 163, 184, 0.1);
  color: #f1f5f9;
}

/* ============================================================
   Quiz / Wissenstest
   ============================================================ */
.quiz {
  margin-top: 40px;
  padding: 28px;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  border-radius: var(--radius-lg);
}
.quiz__header { margin-bottom: 20px; }
.quiz__header h2 { font-size: 20px; margin: 0 0 4px; }
.quiz__header p  { color: var(--text-muted); margin: 0; font-size: 14px; }

.quiz__summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 15px;
}
.quiz__summary strong { font-size: 16px; }
.quiz__summary--pass { background: var(--success-soft); color: var(--success); border: 1px solid var(--success-border); }
.quiz__summary--fail { background: var(--danger-soft);  color: var(--danger);  border: 1px solid var(--danger-border); }

.quiz__autonext {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  margin-bottom: 20px;
  border-radius: 10px;
  background: var(--primary-soft, #EEF2FF);
  border: 1px solid var(--primary, #3E64DE);
  color: var(--text);
}
.quiz__autonext-icon { font-size: 26px; flex: 0 0 auto; line-height: 1; }
.quiz__autonext-body {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.quiz__autonext-body strong { font-size: 15px; }
.quiz__autonext-body small  { color: var(--text-muted); font-size: 13px; }
.quiz__autonext-cancel {
  flex: 0 0 auto;
  width: auto !important;
  white-space: nowrap;
}
.quiz__autonext.is-cancelled { background: var(--bg-subtle); border-color: var(--border); }

/* ---------- Review form ---------- */
.review-form-hint {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  margin: 0 0 22px;
  background: var(--bg-subtle);
  border: 1px dashed var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.5;
}
.review-form-hint > span:first-child { font-size: 22px; line-height: 1; }
.review-form {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
  margin-bottom: 24px;
}
.review-form h3 { margin: 0 0 12px; font-size: 16px; font-weight: 600; }
.review-form__stars {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
}
.review-form__star {
  background: none;
  border: 0;
  padding: 2px;
  cursor: pointer;
  color: #E5E7EB;
  transition: color .12s, transform .12s;
}
.review-form__star:hover { transform: scale(1.1); }
.review-form__star.is-on { color: #F2A91E; }
.review-form__star svg { display: block; }
.review-form__star svg path { fill: currentColor; }
.review-form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card-bg);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  resize: vertical;
  margin-bottom: 12px;
}
.review-form textarea:focus { outline: none; border-color: var(--primary); }
.review-form__actions { display: flex; gap: 10px; flex-wrap: wrap; }

.review-list {
  display: flex;
  flex-direction: column;
  margin-top: 18px;
}
.review-item {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.review-item--mine {
  background: var(--bg-subtle);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 6px;
}
.review-item__body { flex: 1; min-width: 0; }
.review-item__head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.review-item__head strong { font-weight: 600; }
.review-item__head small { color: var(--text-muted); font-weight: 400; font-size: 12px; }
.review-item__date { color: var(--text-muted); font-size: 13px; margin: 2px 0 6px; }
.review-item__text { line-height: 1.5; }

/* ---------- Course FAQ ---------- */
.course-faqs { display: flex; flex-direction: column; gap: 8px; }
.course-faq {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-bg);
  overflow: hidden;
}
.course-faq > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  font-weight: 600;
  color: var(--text);
  user-select: none;
}
.course-faq > summary::-webkit-details-marker { display: none; }
.course-faq__chev {
  display: inline-flex;
  transition: transform .2s ease;
  color: var(--text-muted);
}
.course-faq[open] .course-faq__chev { transform: rotate(180deg); }
.course-faq__a {
  padding: 0 16px 16px;
  color: var(--text);
  line-height: 1.55;
  border-top: 1px solid var(--border);
  padding-top: 12px;
  margin-top: 0;
}

/* ---------- Course News / Announcements ---------- */
.course-news { display: flex; flex-direction: column; gap: 14px; }
.course-news__item {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  background: var(--card-bg);
}
.course-news__item.is-pinned {
  border-color: var(--primary, #3E64DE);
  background: var(--primary-soft, #EEF2FF);
}
.course-news__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.course-news__head h3 {
  margin: 0;
  font-size: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.course-news__head time {
  color: var(--text-muted);
  font-size: 12px;
  white-space: nowrap;
}
.course-news__body {
  color: var(--text);
  line-height: 1.55;
}

.quiz__multi-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 3px 9px;
  margin-left: 8px;
  border-radius: 999px;
  background: #DBEAFE;
  color: #1E40AF;
  vertical-align: middle;
}
[data-theme="dark"] .quiz__multi-badge {
  background: rgba(96, 165, 250, .18);
  color: #93C5FD;
}
.quiz__multi-badge--ft { background: #FEF3C7; color: #92400E; }
[data-theme="dark"] .quiz__multi-badge--ft { background: rgba(251, 191, 36, .18); color: #FCD34D; }
.quiz__multi-badge--cloze { background: #EDE9FE; color: #6D28D9; }
[data-theme="dark"] .quiz__multi-badge--cloze { background: rgba(167, 139, 250, .2); color: #C4B5FD; }

/* ============================================================
   Hinweis-Boxen (Tipp / Info / Warnung) — werden im Quill-Editor
   eingefügt und überall im Lektion-Inhalt + Kursbeschreibung gerendert.
   ============================================================ */
.info-box {
  display: block;
  margin: 18px 0;
  padding: 14px 18px;
  border-radius: 8px;
  border: 1px solid;
  border-left: 4px solid;
  font-size: 14.5px;
  line-height: 1.55;
}
.info-box strong { display: block; margin-bottom: 4px; font-size: 14px; letter-spacing: .02em; }
.info-box--tip {
  background: #ECFDF5;
  border-color: #A7F3D0;
  border-left-color: #10B981;
  color: #065F46;
}
.info-box--tip strong { color: #047857; }
.info-box--info {
  background: #EFF6FF;
  border-color: #BFDBFE;
  border-left-color: #3B82F6;
  color: #1E3A8A;
}
.info-box--info strong { color: #1D4ED8; }
.info-box--warning {
  background: #FFFBEB;
  border-color: #FDE68A;
  border-left-color: #F59E0B;
  color: #78350F;
}
.info-box--warning strong { color: #B45309; }

[data-theme="dark"] .info-box--tip      { background: rgba(16, 185, 129, .1);  color: #6EE7B7; border-color: rgba(16,185,129,.3); }
[data-theme="dark"] .info-box--tip strong { color: #34D399; }
[data-theme="dark"] .info-box--info     { background: rgba(59, 130, 246, .12); color: #93C5FD; border-color: rgba(59,130,246,.3); }
[data-theme="dark"] .info-box--info strong { color: #60A5FA; }
[data-theme="dark"] .info-box--warning  { background: rgba(245, 158, 11, .12); color: #FCD34D; border-color: rgba(245,158,11,.3); }
[data-theme="dark"] .info-box--warning strong { color: #FBBF24; }

/* ============================================================
   Code- / Pfad-Block (z.B. Windows-Pfade in Anleitungen)
   ============================================================ */
.code-path,
.lesson-page__content pre,
.lesson-page__content code {
  font-family: 'Consolas', 'Cascadia Code', 'Courier New', monospace;
}
.code-path,
.lesson-page__content pre {
  display: block;
  background: #1E293B;
  color: #BAE6FD;
  padding: 12px 14px;
  border-radius: 6px;
  border: 1px solid #334155;
  margin: 14px 0;
  font-size: 13.5px;
  line-height: 1.55;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
}
.lesson-page__content :not(pre) > code,
.course-description :not(pre) > code {
  background: rgba(0,0,0,.08);
  color: var(--primary, #3E64DE);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: .92em;
  word-break: break-all;
}
[data-theme="dark"] .lesson-page__content :not(pre) > code,
[data-theme="dark"] .course-description :not(pre) > code {
  background: rgba(255,255,255,.08);
  color: #93C5FD;
}

/* Quill code-block soll genauso aussehen wie .code-path */
.lesson-page__content .ql-syntax,
.lesson-page__content pre.ql-syntax {
  background: #1E293B;
  color: #BAE6FD;
  border: 1px solid #334155;
}

/* Bausteine sollen IM Quill-Editor (Admin) genauso aussehen wie im Frontend */
.ql-editor .info-box {
  display: block;
  margin: 14px 0;
  padding: 12px 16px;
  border-radius: 8px;
  border: 1px solid;
  border-left: 4px solid;
  font-size: 14px;
  line-height: 1.55;
}
.ql-editor .info-box--tip      { background: #ECFDF5; border-color: #A7F3D0; border-left-color: #10B981; color: #065F46; }
.ql-editor .info-box--info     { background: #EFF6FF; border-color: #BFDBFE; border-left-color: #3B82F6; color: #1E3A8A; }
.ql-editor .info-box--warning  { background: #FFFBEB; border-color: #FDE68A; border-left-color: #F59E0B; color: #78350F; }
.ql-editor pre.code-path,
.ql-editor pre.ql-syntax {
  background: #1E293B !important;
  color: #BAE6FD !important;
  border: 1px solid #334155 !important;
  padding: 10px 14px !important;
  border-radius: 6px !important;
  font-family: 'Consolas', 'Cascadia Code', monospace !important;
  font-size: 13px !important;
}

/* Custom Quill toolbar buttons (Tipp/Info/Warnung/Code) */
.ql-toolbar .flusi-toolbar-extra button {
  width: auto !important;
  padding: 0 6px !important;
  font-size: 16px !important;
  line-height: 1 !important;
}
.ql-toolbar .flusi-toolbar-extra button[data-insert="code"] {
  font-family: monospace;
  font-size: 12px !important;
  font-weight: 700;
}

/* ---------- Cloze (Lückentext) ---------- */
.cloze-bank {
  margin: 14px 0 18px;
  padding: 12px 14px;
  background: var(--bg-subtle);
  border: 1px dashed var(--border);
  border-radius: 8px;
}
.cloze-bank__label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.cloze-bank__items {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.cloze-chip {
  background: var(--card-bg);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: background .12s, border-color .12s, transform .08s;
}
.cloze-chip:hover  { background: var(--primary-soft); border-color: var(--primary); color: var(--primary); }
.cloze-chip:active { transform: scale(.96); }
.cloze-chip.is-used { opacity: .35; text-decoration: line-through; }

.cloze-text {
  font-size: 16px;
  line-height: 2;
  margin: 14px 0 8px;
}
.cloze-blank {
  display: inline-block;
  vertical-align: baseline;
}
.cloze-blank--input {
  padding: 4px 10px;
  border: 0;
  border-bottom: 2px solid var(--primary);
  background: var(--primary-soft);
  border-radius: 4px 4px 0 0;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  min-width: 80px;
  margin: 0 2px;
}
.cloze-blank--input:focus {
  outline: none;
  background: var(--card-bg);
  border-bottom-color: var(--primary-hover);
}
.cloze-blank--filled {
  padding: 4px 10px;
  border-radius: 4px;
  font-weight: 600;
  margin: 0 2px;
}
.cloze-blank--filled.is-correct { background: var(--success-soft); color: var(--success); border-bottom: 2px solid var(--success); }
.cloze-blank--filled.is-wrong   { background: var(--danger-soft);  color: var(--danger);  border-bottom: 2px solid var(--danger); }
.cloze-blank--filled.is-wrong em { font-style: normal; font-weight: 400; opacity: .8; margin-left: 4px; font-size: 13px; }

/* Free-text question */
.quiz__freetext { margin-top: 14px; }
.quiz__freetext-input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background: var(--card-bg);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.55;
  resize: vertical;
  min-height: 100px;
}
.quiz__freetext-input:focus { outline: none; border-color: var(--primary); }
.quiz__freetext-input:read-only,
.quiz__freetext-input[readonly] {
  background: var(--bg-subtle);
  cursor: default;
}
.quiz__model-answer {
  margin-top: 12px;
  padding: 12px 14px;
  background: var(--success-soft);
  border-left: 3px solid var(--success);
  border-radius: 6px;
  font-size: 14px;
  line-height: 1.55;
}
.quiz__model-answer strong { display: block; margin-bottom: 6px; color: var(--success); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.quiz__freetext-note {
  margin-top: 10px;
  color: var(--text-muted);
  font-size: 12.5px;
  font-style: italic;
}
.quiz__question.is-submitted {
  border-left: 3px solid var(--primary);
  background: var(--primary-soft);
}
@media (max-width: 520px) {
  .quiz__autonext { flex-wrap: wrap; }
  .quiz__autonext-cancel { width: 100% !important; }
}

.quiz__question {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-bg);
  padding: 18px 20px;
  margin: 0 0 16px;
}
.quiz__question.is-correct { border-color: var(--success-border); background: var(--success-soft); }
.quiz__question.is-wrong   { border-color: var(--danger-border);  background: var(--danger-soft); }
.quiz__question legend {
  font-weight: 600;
  font-size: 15px;
  padding: 0 4px;
  color: var(--text);
}

.quiz__answers {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
}
.quiz__answer {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 5px;
  cursor: pointer;
  background: var(--card-bg);
  transition: border-color 0.12s, background 0.12s;
  font-size: 14px;
}
.quiz__answer:hover  { border-color: var(--primary); }
.quiz__answer input  { margin: 0; cursor: pointer; flex-shrink: 0; }
.quiz__answer input:disabled { cursor: default; }
.quiz__answer > span {
  flex: 1 1 auto;
  min-width: 0;
  line-height: 1.45;
}
.quiz__answer.is-picked  { border-color: var(--primary); background: var(--primary-soft); }
.quiz__answer.is-correct { border-color: var(--success-border); background: var(--success-soft); }
.quiz__answer.is-wrong   { border-color: var(--danger-border);  background: var(--danger-soft); }

.quiz__answer .badge {
  flex-shrink: 0;
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 3px 10px;
  border-radius: 999px;
  font-style: normal;
  white-space: nowrap;
  align-self: center;
}
.badge--ok  { background: #16A34A; color: #fff; }
.badge--err { background: #DC2626; color: #fff; }

.quiz__expl {
  margin: 14px 0 0;
  padding: 10px 14px;
  background: var(--bg-subtle);
  border-left: 3px solid var(--primary);
  border-radius: 4px;
  font-size: 13px;
  color: var(--text-muted);
}
.quiz__expl strong { color: var(--text); }

.quiz__force-complete {
  margin-top: 24px;
  padding: 16px 20px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg-subtle);
}
.quiz__force-complete p {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--text-muted);
}
.quiz__force-complete .btn {
  width: auto;
  padding: 10px 22px;
}

/* ============================================================
   Profil
   ============================================================ */
.profile-hero {
  position: relative;
  background:
    radial-gradient(ellipse 800px 300px at 20% 0%, rgba(62,100,222,0.18), transparent 70%),
    radial-gradient(ellipse 600px 280px at 90% 100%, rgba(124,58,237,0.12), transparent 70%),
    var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 36px 32px;
  margin: 8px 0 28px;
  overflow: hidden;
}
[data-theme="dark"] .profile-hero {
  background:
    radial-gradient(ellipse 800px 300px at 20% 0%, rgba(110,143,245,0.16), transparent 70%),
    radial-gradient(ellipse 600px 280px at 90% 100%, rgba(167,139,250,0.10), transparent 70%),
    var(--card-bg);
}
.profile-hero__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  position: relative;
  z-index: 1;
}
.profile-hero__avatar .avatar {
  width: 92px;
  height: 92px;
  font-size: 36px;
  box-shadow: 0 8px 24px rgba(62,100,222,0.25);
  border: 3px solid var(--card-bg);
}
.profile-hero__title h1 {
  margin: 0;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.5px;
}
.profile-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.profile-hero__chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
}
.profile-hero__chip--muted {
  background: var(--bg-subtle);
  color: var(--text-muted);
}

/* ----- Stats ----- */
.profile-stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}
@media (max-width: 900px) { .profile-stats { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .profile-stats { grid-template-columns: repeat(2, 1fr); } }
.profile-stat {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 18px 16px;
  overflow: hidden;
}
.profile-stat strong {
  display: block;
  font-size: 26px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.1;
}
.profile-stat span {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-top: 4px;
  display: block;
}
.profile-stat span.profile-stat__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 8px;
  margin: 0 0 12px;
  font-size: 0;
  letter-spacing: 0;
  text-transform: none;
}
.profile-stat--accent {
  background: var(--success-soft);
  border-color: var(--success-border);
}
.profile-stat--accent strong { color: var(--success); }
.profile-stat--accent .profile-stat__icon {
  background: var(--success);
  color: #fff;
}

/* ----- Section title ----- */
.profile-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 20px;
  margin: 0 0 20px;
  font-weight: 700;
}
.profile-section-title small {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 14px;
}

.profile-empty {
  background: var(--card-bg);
  border: 1px dashed var(--border-strong);
  border-radius: 12px;
  padding: 48px 32px;
  text-align: center;
}
.profile-empty p { margin: 0 0 16px; color: var(--text-muted); }

/* ----- Course cards ----- */
.profile-courses {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 22px;
}

.profile-course {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
}
.profile-course:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: var(--primary);
}
.profile-course.is-done { border-color: var(--success-border); }

.profile-course__media {
  position: relative;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--primary) 0%, #7C3AED 100%);
  display: block;
  overflow: hidden;
}
.profile-course__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.profile-course__media.is-placeholder::before {
  content: attr(data-initial);
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 56px;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  text-shadow: 0 4px 16px rgba(0,0,0,0.25);
}

.profile-course__badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--success);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.profile-course__progress-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: rgba(255,255,255,0.25);
}
.profile-course__progress-overlay span {
  display: block;
  height: 100%;
  background: var(--primary);
  transition: width 0.3s;
}
.profile-course.is-done .profile-course__progress-overlay span {
  background: var(--success);
}

.profile-course__body {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.profile-course__body h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.35;
}
.profile-course__body h3 a { color: var(--text); }
.profile-course__body h3 a:hover { color: var(--primary); }
.profile-course__instructor {
  margin: 0 0 14px;
  color: var(--text-muted);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.profile-course__progress-text {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.profile-course__progress-text strong {
  color: var(--text);
  font-weight: 600;
}
.profile-course__actions {
  margin-top: 16px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.mini-progress {
  height: 6px;
  background: #E0E5F2;
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 4px;
}
.mini-progress__fill {
  height: 100%;
  background: var(--primary);
}

/* ============================================================
   Auth: Login / Register / Logout
   ============================================================ */
.auth-page {
  min-height: calc(100vh - 200px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  background:
    radial-gradient(ellipse at top, rgba(62,100,222,0.06), transparent 60%),
    var(--bg);
}
.auth-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 36px 30px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 12px 40px rgba(16, 24, 40, 0.08);
}
.auth-card__brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}
.auth-card__brand .site-logo__mark {
  width: 44px;
  height: 44px;
  font-size: 14px;
}
.auth-card__brand h1 {
  margin: 0;
  font-size: 20px;
}
.auth-card__brand p {
  margin: 2px 0 0;
  font-size: 13px;
  color: var(--text-muted);
}
.auth-card form .form-row {
  margin-bottom: 16px;
}
.auth-card .form-row label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}
.auth-card input[type="text"],
.auth-card input[type="email"],
.auth-card input[type="password"] {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  font-family: inherit;
  font-size: 14px;
  background: var(--card-bg);
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.auth-card input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(62, 100, 222, 0.15);
}
.auth-card .btn {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  font-weight: 500;
}
.auth-card__alt {
  text-align: center;
  font-size: 14px;
  color: var(--text-muted);
  margin: 20px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}
.auth-card__alt a { font-weight: 500; }

.auth-alert {
  background: var(--danger-soft);
  border: 1px solid var(--danger-border);
  color: var(--danger);
  padding: 12px 14px;
  border-radius: 6px;
  font-size: 14px;
  margin-bottom: 18px;
}

.field-error {
  display: block;
  margin-top: 6px;
  color: var(--danger);
  font-size: 12px;
  font-weight: 500;
}

/* User chip in header */
.site-user {
  display: flex;
  align-items: center;
  gap: 8px;
}
.site-user__chip {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
}
.site-user__chip:hover { color: var(--primary); }
.site-user__logout {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  color: var(--text-muted);
  border: 1px solid transparent;
}
.site-user__logout:hover {
  color: var(--danger);
  background: var(--danger-soft);
  border-color: var(--danger-border);
}

/* ============================================================
   Video Embed
   ============================================================ */
.video-embed {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 10px;
  overflow: hidden;
  margin: 0 0 24px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.video-embed iframe,
.video-embed video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* ============================================================
   Lesson images (inline gallery)
   ============================================================ */
.lesson-images {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 200px));
  gap: 12px;
  justify-content: flex-start;
}
.lesson-image {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-subtle);
}
.lesson-image a {
  display: block;
  line-height: 0;
}
.lesson-image img {
  width: 100%;
  height: 130px;
  object-fit: cover;
  display: block;
  cursor: zoom-in;
  transition: transform 0.3s ease;
}
.lesson-image:hover img { transform: scale(1.04); }
.lesson-image figcaption {
  padding: 6px 10px;
  font-size: 11.5px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  background: var(--card-bg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ----- Lightbox (fullscreen image popup) ----- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.lightbox[hidden] { display: none; }
.lightbox.is-open { opacity: 1; pointer-events: auto; }
.lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 8, 16, 0.92);
  cursor: zoom-out;
}
.lightbox__stage {
  position: relative;
  z-index: 1;
  margin: 0;
  max-width: 95vw;
  max-height: 95vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.lightbox__stage img {
  max-width: 95vw;
  max-height: calc(95vh - 50px);
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.6);
  animation: lb-zoom 0.25s ease-out;
}
.lightbox__stage figcaption {
  color: #d1d5db;
  font-size: 13.5px;
  text-align: center;
  max-width: 80vw;
  word-break: break-word;
}
.lightbox__close {
  position: absolute;
  top: 18px;
  right: 22px;
  z-index: 2;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.lightbox__close:hover { background: rgba(255,255,255,0.22); transform: scale(1.05); }
.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 48px;
  height: 72px;
  border: none;
  background: rgba(255,255,255,0.08);
  color: #fff;
  font-size: 38px;
  line-height: 1;
  cursor: pointer;
  border-radius: 6px;
  transition: background 0.15s;
}
.lightbox__nav:hover { background: rgba(255,255,255,0.2); }
.lightbox__nav--prev { left: 18px; }
.lightbox__nav--next { right: 18px; }
@keyframes lb-zoom {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}
@media (max-width: 640px) {
  .lightbox__nav { width: 38px; height: 56px; font-size: 28px; }
  .lightbox__close { top: 10px; right: 10px; width: 38px; height: 38px; font-size: 22px; }
}

/* ----- Materials locked notice (exam mode) ----- */
.lesson-materials-locked {
  margin-top: 28px;
  padding: 16px 18px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  background: var(--bg-subtle);
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--text-muted);
}
.lesson-materials-locked__icon { font-size: 22px; line-height: 1; }
.lesson-materials-locked strong { display: block; color: var(--text); font-size: 14.5px; margin-bottom: 2px; }
.lesson-materials-locked small  { font-size: 13px; }
.lesson-materials-locked a { color: var(--primary); font-weight: 500; }

.lesson-content-locked {
  margin: 20px 0 0;
  padding: 16px 18px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  background: var(--bg-subtle);
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--text-muted);
}
.lesson-content-locked__icon { font-size: 22px; line-height: 1; }
.lesson-content-locked strong { display: block; color: var(--text); font-size: 14.5px; margin-bottom: 2px; }
.lesson-content-locked small  { font-size: 13px; }
.lesson-content-locked a      { color: var(--primary); font-weight: 500; }

/* ---------- Lektion-Hero (per Typ) ---------- */
.lesson-hero { margin: 18px 0; }
.lesson-hero--video { margin-top: 8px; }
.lesson-hero--video .video-embed { border-radius: 12px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,.15); }

.lesson-hero--assignment {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 22px;
  background: linear-gradient(135deg, rgba(245,158,11,.08), rgba(245,158,11,.02));
  border: 1px solid rgba(245,158,11,.3);
  border-left: 4px solid #F59E0B;
  border-radius: 10px;
  margin: 14px 0 24px;
}
.lesson-hero--assignment .lesson-hero__icon { font-size: 36px; line-height: 1; flex-shrink: 0; }
.lesson-hero--assignment .lesson-hero__body { display: flex; flex-direction: column; gap: 4px; }
.lesson-hero--assignment strong { font-size: 16px; color: #92400E; }
.lesson-hero--assignment small  { font-size: 13.5px; color: var(--text-muted); line-height: 1.5; }
[data-theme="dark"] .lesson-hero--assignment strong { color: #FBBF24; }

.lesson-external-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  margin: 22px 0;
  background: var(--primary-soft, #EEF2FF);
  border: 1px solid var(--primary, #3E64DE);
  border-radius: 10px;
  text-decoration: none;
  color: var(--text);
  transition: transform .15s, box-shadow .15s;
}
.lesson-external-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(62, 100, 222, .25);
}
.lesson-external-cta__icon { font-size: 28px; line-height: 1; flex-shrink: 0; }
.lesson-external-cta__body { flex: 1; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.lesson-external-cta__body strong { font-size: 15.5px; color: var(--primary, #3E64DE); }
.lesson-external-cta__body small  { font-size: 12.5px; color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lesson-external-cta__arrow { font-size: 22px; color: var(--primary, #3E64DE); flex-shrink: 0; }

/* ---- Generic hero banners (shared base) ---- */
.lesson-hero--checklist,
.lesson-hero--radio,
.lesson-hero--scenario,
.lesson-hero--mission,
.lesson-hero--briefing,
.lesson-hero--exam {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 22px;
  border: 1px solid;
  border-left-width: 4px;
  border-radius: 10px;
  margin: 14px 0 24px;
}
.lesson-hero--checklist .lesson-hero__icon,
.lesson-hero--radio .lesson-hero__icon,
.lesson-hero--scenario .lesson-hero__icon,
.lesson-hero--mission .lesson-hero__icon,
.lesson-hero--briefing .lesson-hero__icon,
.lesson-hero--exam .lesson-hero__icon { font-size: 36px; line-height: 1; flex-shrink: 0; }
.lesson-hero__body { display: flex; flex-direction: column; gap: 4px; }
.lesson-hero__body strong { font-size: 16px; }
.lesson-hero__body small  { font-size: 13.5px; color: var(--text-muted); line-height: 1.5; }

.lesson-hero--checklist { background: rgba(16,185,129,.06); border-color: rgba(16,185,129,.3); border-left-color: #10B981; }
.lesson-hero--checklist .lesson-hero__body strong { color: #047857; }
[data-theme="dark"] .lesson-hero--checklist .lesson-hero__body strong { color: #34D399; }

.lesson-hero--radio { background: rgba(6,182,212,.06); border-color: rgba(6,182,212,.3); border-left-color: #06B6D4; }
.lesson-hero--radio .lesson-hero__body strong { color: #0E7490; }
[data-theme="dark"] .lesson-hero--radio .lesson-hero__body strong { color: #67E8F9; }

.lesson-hero--scenario { background: rgba(139,92,246,.08); border-color: rgba(139,92,246,.3); border-left-color: #8B5CF6; }
.lesson-hero--scenario .lesson-hero__body strong { color: #6D28D9; }
[data-theme="dark"] .lesson-hero--scenario .lesson-hero__body strong { color: #C4B5FD; }

.lesson-hero--mission { background: rgba(59,130,246,.07); border-color: rgba(59,130,246,.3); border-left-color: #3B82F6; }
.lesson-hero--mission .lesson-hero__body strong { color: #1E40AF; }
[data-theme="dark"] .lesson-hero--mission .lesson-hero__body strong { color: #93C5FD; }

.lesson-hero--briefing { background: rgba(100,116,139,.08); border-color: rgba(100,116,139,.3); border-left-color: #64748B; }
.lesson-hero--briefing .lesson-hero__body strong { color: #334155; }
[data-theme="dark"] .lesson-hero--briefing .lesson-hero__body strong { color: #CBD5E1; }

.lesson-hero--exam { background: rgba(220,38,38,.07); border-color: rgba(220,38,38,.3); border-left-color: #DC2626; }
.lesson-hero--exam .lesson-hero__body strong { color: #991B1B; }
[data-theme="dark"] .lesson-hero--exam .lesson-hero__body strong { color: #FCA5A5; }

/* ---------- Funkübung (Radio Drill) ---------- */
.radio-drill { margin: 22px 0; display: flex; flex-direction: column; gap: 14px; }
.radio-drill__atc {
  padding: 16px 18px;
  background: linear-gradient(135deg, rgba(6,182,212,.08), rgba(6,182,212,.02));
  border: 1px solid rgba(6,182,212,.3);
  border-left: 4px solid #06B6D4;
  border-radius: 8px;
}
/* Pilot-Variante: andere Farbe (orange/amber) damit man sieht, wer spricht */
.radio-drill__atc--pilot {
  background: linear-gradient(135deg, rgba(245,158,11,.08), rgba(245,158,11,.02));
  border-color: rgba(245,158,11,.3);
  border-left-color: #F59E0B;
}
.radio-drill__atc--pilot .radio-drill__label { color: #B45309; }
[data-theme="dark"] .radio-drill__atc--pilot .radio-drill__label { color: #FCD34D; }

/* ---------- Funk-Chat (mehrere Turns, chat-artig) ---------- */
.radio-chat {
  margin: 22px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.radio-chat__row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 12px;
  align-items: start;
}
.radio-chat__row--pilot { grid-template-columns: 1fr 100px; }
.radio-chat__row--pilot .radio-chat__speaker { order: 2; text-align: left; }
.radio-chat__row--pilot .radio-chat__bubble  { order: 1; }
.radio-chat__row--pilot .radio-chat__note    { order: 3; grid-column: 1 / -1; }
.radio-chat__row--atc   .radio-chat__note    { grid-column: 1 / -1; }

.radio-chat__speaker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  padding-top: 10px;
  white-space: nowrap;
}
.radio-chat__row--atc   .radio-chat__speaker { color: #0E7490; }
.radio-chat__row--pilot .radio-chat__speaker { color: #B45309; text-align: right; }
[data-theme="dark"] .radio-chat__row--atc   .radio-chat__speaker { color: #67E8F9; }
[data-theme="dark"] .radio-chat__row--pilot .radio-chat__speaker { color: #FCD34D; }

.radio-chat__bubble {
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid;
  font-family: 'Consolas', 'Cascadia Code', 'Courier New', monospace;
  font-size: 14.5px;
  line-height: 1.55;
}
.radio-chat__row--atc   .radio-chat__bubble {
  background: rgba(6,182,212,.08);
  border-color: rgba(6,182,212,.3);
  border-top-left-radius: 4px;
}
.radio-chat__row--pilot .radio-chat__bubble {
  background: rgba(245,158,11,.08);
  border-color: rgba(245,158,11,.3);
  border-top-right-radius: 4px;
}
.radio-chat__text { color: var(--text); }
.radio-chat__note {
  margin-top: 2px;
  padding: 8px 14px;
  background: rgba(255,255,255,.4);
  border-left: 3px solid var(--border-strong);
  border-radius: 4px;
  font-size: 13px;
  font-style: italic;
  color: var(--text-muted);
  line-height: 1.5;
}
[data-theme="dark"] .radio-chat__note { background: rgba(255,255,255,.04); }

/* Schüler-Aufgabe: versteckt mit Reveal-Button */
.radio-chat__task > summary {
  list-style: none;
  cursor: pointer;
  padding: 4px 8px;
  margin: -8px -10px;
  border-radius: 6px;
  font-style: italic;
  color: var(--text-muted);
  font-family: var(--font, sans-serif);
  font-size: 13px;
  user-select: none;
}
.radio-chat__task > summary::-webkit-details-marker { display: none; }
.radio-chat__task > summary:hover { background: rgba(0,0,0,.04); }
.radio-chat__task[open] > summary { color: var(--success); font-weight: 600; }
.radio-chat__task[open] > summary::before { content: '✓ Musterantwort: '; }
.radio-chat__task[open] > .radio-chat__text { margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--border); }

@media (max-width: 600px) {
  .radio-chat__row,
  .radio-chat__row--pilot { grid-template-columns: 1fr; }
  .radio-chat__row--pilot .radio-chat__speaker,
  .radio-chat__row--pilot .radio-chat__bubble,
  .radio-chat__row--pilot .radio-chat__note { order: unset; }
  .radio-chat__row--pilot .radio-chat__speaker { text-align: left; }
}
.radio-drill__label {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #0E7490;
  margin-bottom: 8px;
}
[data-theme="dark"] .radio-drill__label { color: #67E8F9; }
.radio-drill__text {
  font-family: 'Consolas', 'Cascadia Code', 'Courier New', monospace;
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
}
.radio-drill__readback {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.radio-drill__readback > summary {
  list-style: none;
  cursor: pointer;
  padding: 12px 18px;
  font-weight: 600;
  color: var(--primary, #3E64DE);
  user-select: none;
}
.radio-drill__readback > summary::-webkit-details-marker { display: none; }
.radio-drill__readback > summary:hover { background: var(--primary-soft); }
.radio-drill__readback[open] > summary { background: var(--success-soft); color: var(--success); border-bottom: 1px solid var(--border); }
.radio-drill__readback > .radio-drill__label,
.radio-drill__readback > .radio-drill__text { padding: 0 18px; }
.radio-drill__readback > .radio-drill__label { padding-top: 14px; }
.radio-drill__readback > .radio-drill__text  { padding-bottom: 16px; }

/* ---- Checklist (Lesson type) — interactive ---- */
.lesson-checklist {
  margin: 24px 0;
  padding: 18px 20px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.lesson-checklist__progress {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.lesson-checklist__progress > :first-child {
  flex: 1;
  height: 8px;
  background: var(--bg-subtle);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}
.lesson-checklist__progress-bar {
  position: absolute;
  inset: 0;
  width: 0%;
  background: linear-gradient(90deg, #34D399, #10B981);
  border-radius: 999px;
  transition: width .25s ease;
}
.lesson-checklist__count { font-size: 12.5px; color: var(--text-muted); white-space: nowrap; font-weight: 600; }
.lesson-checklist__items { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 4px; }
.lesson-checklist__item label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: background .12s;
  border: 1px solid transparent;
}
.lesson-checklist__item label:hover { background: var(--bg-subtle); }
.lesson-checklist__item input[type="checkbox"] { width: 20px; height: 20px; margin-top: 1px; cursor: pointer; flex-shrink: 0; accent-color: #10B981; }
.lesson-checklist__text { flex: 1; line-height: 1.5; }
.lesson-checklist__item.is-done label  { background: rgba(16,185,129,.06); border-color: rgba(16,185,129,.2); }
.lesson-checklist__item.is-done .lesson-checklist__text { text-decoration: line-through; color: var(--text-muted); }

/* ============================================================
   Lesson files (Download-Liste public)
   ============================================================ */
/* Audio attachments — inline player */
.lesson-audios {
  margin-top: 28px;
  padding: 20px 22px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.lesson-audios h3 {
  margin: 0 0 14px;
  font-size: 15px;
  color: var(--text);
}
.lesson-audio {
  margin: 0 0 14px;
  padding: 12px 14px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.lesson-audio:last-child { margin-bottom: 0; }
.lesson-audio figcaption {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 13.5px;
  color: var(--text);
}
.lesson-audio__icon { font-size: 18px; line-height: 1; }
.lesson-audio__name { flex: 1; font-weight: 500; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lesson-audio__size { color: var(--text-muted); font-size: 12px; flex-shrink: 0; }
.lesson-audio audio {
  display: block;
  width: 100%;
  margin: 0;
}

.lesson-files {
  margin-top: 36px;
  padding: 20px 24px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.lesson-files h3 {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}
.lesson-files h3::before {
  content: "📎";
  font-size: 18px;
}
.lesson-files ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.lesson-files li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  text-decoration: none;
  transition: border-color 0.15s, transform 0.15s;
}
.lesson-files li a:hover {
  border-color: var(--primary);
  transform: translateX(2px);
}
.lesson-files__ext {
  display: inline-grid;
  place-items: center;
  min-width: 44px;
  height: 28px;
  padding: 0 8px;
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.lesson-files__name { flex: 1; font-size: 14px; }
.lesson-files__size { color: var(--text-muted); font-size: 12px; }

/* ============================================================
   Settings page
   ============================================================ */
.settings-page__header {
  margin: 8px 0 28px;
}
.settings-page__header h1 {
  margin: 0;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.settings-page__header h1 svg { color: var(--primary); }
.settings-page__header p {
  margin: 6px 0 0 36px;
  color: var(--text-muted);
}

.settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 880px) { .settings-grid { grid-template-columns: 1fr; } }

.settings-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.settings-card__head {
  padding: 22px 28px 18px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg-subtle) 0%, transparent 100%);
}
.settings-card__head h2 {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}
.settings-card__head h2 .settings-icon {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--primary-soft);
  color: var(--primary);
}
.settings-card__head p {
  margin: 0;
  margin-left: 42px;
  color: var(--text-muted);
  font-size: 13px;
}
.settings-card__body {
  padding: 24px 28px 22px;
}
.settings-card__footer {
  padding: 16px 28px;
  border-top: 1px solid var(--border);
  background: var(--bg-subtle);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* Avatar color picker */
.color-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 2px;
}
.color-swatch {
  position: relative;
  display: inline-block;
  cursor: pointer;
  line-height: 0;
}
.color-swatch input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.color-swatch span {
  display: block;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--c);
  border: 3px solid var(--card-bg);
  box-shadow: 0 0 0 1px var(--border);
  transition: transform 0.12s ease, box-shadow 0.15s ease;
}
.color-swatch:hover span { transform: scale(1.1); }
.color-swatch input:checked + span {
  transform: scale(1.1);
  box-shadow: 0 0 0 3px var(--card-bg), 0 0 0 5px var(--primary);
}

/* Settings success alert */
.settings-alert {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  background: var(--success-soft);
  border: 1px solid var(--success-border);
  color: var(--success);
  border-radius: 10px;
  font-weight: 500;
  margin-bottom: 22px;
}
.settings-alert svg { flex-shrink: 0; }

/* Theme toggle button */
.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  padding: 0;
}
.theme-toggle:hover { color: var(--primary); border-color: var(--primary); }
.theme-toggle .theme-icon { display: none; }
[data-theme="light"] .theme-toggle .theme-icon--moon { display: block; }
[data-theme="dark"]  .theme-toggle .theme-icon--sun  { display: block; }

.theme-toggle--block {
  width: 100%;
  height: 36px;
  justify-content: flex-start;
  gap: 10px;
  padding: 0 12px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  font-size: 13px;
  font-weight: 500;
}