/* ============================================================
   MeisterKurs Interaktiv – Stylesheet
   Design: Dark Dashboard (DESIGN-SPEC.md)
   ============================================================ */

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

:root {
  /* Hintergrundfarben */
  --bg-primary:    #0f1119;
  --bg-secondary:  #0a0b12;
  --bg-tertiary:   #1a1c2e;
  --bg-card:       #131520;
  --bg-card-hover: #1a1c2e;

  /* Borders */
  --border-default: #1e2030;
  --border-subtle:  #2a2d42;

  /* Textfarben */
  --text-primary:   #ffffff;
  --text-secondary: #e2e4ea;
  --text-muted:     #8b8fa6;
  --text-dim:       #6b6f82;
  --text-label:     #4a4e63;

  /* Akzentfarben */
  --accent-red:    #e85d4a;
  --accent-orange: #f0a03c;
  --accent-blue:   #3b82f6;
  --accent-purple: #a78bfa;
  --accent-green:  #4ade80;
  --accent-yellow: #f59e0b;

  /* Border-Radien */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 10px;
  --radius-xl: 12px;

  /* Rückwärtskompatible Aliasse für Views/Quiz-Styles */
  --bg:         var(--bg-primary);
  --bg2:        var(--bg-card);
  --bg3:        var(--bg-card-hover);
  --border:     var(--border-default);
  --text:       var(--text-secondary);
  --accent:     var(--accent-red);
  --accent2:    var(--accent-orange);
  --success:    var(--accent-green);
  --danger:     var(--accent-red);

  /* ── Fach-Akzentfarben (dynamisch per JS gesetzt) ─────────── */
  --fach-color:        #e85d4a;
  --fach-color-dim:    rgba(232,93,74,0.15);
  --fach-color-border: rgba(232,93,74,0.4);
  --warning:    var(--accent-yellow);
  --radius:     var(--radius-lg);
  --shadow:     0 4px 24px rgba(0,0,0,0.5);
  --transition: 0.15s ease;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-secondary);
  min-height: 100vh;
  display: flex;
  line-height: 1.6;
}

/* ==================== SIDEBAR ==================== */
.sidebar {
  width: 220px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
}

.sidebar-logo {
  padding: 20px 20px 24px;
  border-bottom: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent-red), var(--accent-orange));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  color: #fff;
  flex-shrink: 0;
}

.sidebar-logo-text {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.sidebar-logo-sub {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.sidebar-nav {
  padding: 16px 12px;
  flex: 1;
  overflow-y: auto;
}

.sidebar-section-label {
  font-size: 12px;
  color: #8b8fa6;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0 8px;
  margin-bottom: 8px;
}

.sidebar-section-label:not(:first-child) {
  margin-top: 24px;
}

/* Nav-Items: Klasse .nav-btn bleibt für app.js-Kompatibilität */
.nav-item,
.nav-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  margin-bottom: 4px;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 13px;
  transition: all 0.15s;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  font-family: inherit;
}

.nav-item:hover,
.nav-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-secondary);
}

.nav-item.active,
.nav-btn.active {
  background: var(--bg-card-hover);
  color: var(--accent-red);
}

.nav-item.active svg,
.nav-btn.active svg {
  stroke: var(--accent-red);
}

.nav-item svg,
.nav-btn svg {
  width: 16px;
  height: 16px;
  stroke: var(--text-dim);
  stroke-width: 2;
  fill: none;
  flex-shrink: 0;
}

.nav-badge {
  margin-left: auto;
  background: #2a1a1a;
  color: var(--accent-red);
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 10px;
}

.referral-nav-btn {
  margin-top: 4px;
  background: linear-gradient(135deg, rgba(240,160,60,.12), rgba(232,93,74,.12));
  border: 1px solid rgba(240,160,60,.3) !important;
  color: #f0a03c !important;
}
.referral-nav-btn:hover {
  background: linear-gradient(135deg, rgba(240,160,60,.22), rgba(232,93,74,.22)) !important;
  border-color: rgba(240,160,60,.55) !important;
}
.referral-badge {
  margin-left: auto;
  background: rgba(240,160,60,.2);
  color: #f0a03c;
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 10px;
  white-space: nowrap;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-default);
}

/* A5-Fix: Profil-Bereich in der Sidebar */
#sidebar-user-area {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #1a1d27;
  border-top: 1px solid #2a2d3a;
  padding: 12px 16px;
}

/* A5-Fix: Referral-Button mit orange Umrandung */
.referral-nav-btn {
  border: 1px solid #e8742a !important;
  box-shadow: 0 0 6px rgba(232,116,42,0.3);
}

/* Einstellungen-Button im Sidebar-Footer (jetzt aktiv) */
.sidebar-footer-item {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  border-radius: var(--radius-md);
  padding: 6px 8px;
  transition: background 0.15s;
}

.sidebar-footer-icon {
  width: 30px;
  height: 30px;
  background: var(--border-default);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sidebar-footer-icon svg {
  width: 14px;
  height: 14px;
  stroke: var(--text-dim);
  stroke-width: 2;
  fill: none;
}

.sidebar-footer-text {
  font-size: 12px;
  color: var(--text-dim);
}

/* ==================== MAIN CONTENT ==================== */
.main,
.app-main {
  flex: 1;
  margin-left: 220px;
  padding: 28px 32px;
  overflow-y: auto;
  min-height: 100vh;
}

/* ── Views ─────────────────────────────────────────────────── */
.view { display: none; }
/* C1-Fix: padding-bottom damit untere Kästen bei 100% Zoom vollständig sichtbar */
.view.active { display: block; animation: fadeIn 0.3s ease; padding-bottom: 40px; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ==================== DASHBOARD: HEADER ==================== */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 28px;
}

.dashboard-header-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.dashboard-header-subtitle {
  font-size: 13px;
  color: var(--text-dim);
}

.dashboard-header-actions {
  display: flex;
  gap: 8px;
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  border: none;
  border-radius: var(--radius-md);
  padding: 8px 14px;
  font-size: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: inherit;
  transition: all 0.15s;
}

.btn svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.btn-secondary {
  background: var(--bg-card-hover);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

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

.btn-primary {
  background: var(--accent-red);
  color: #fff;
  font-weight: 500;
}

.btn-primary:hover { opacity: 0.9; }

/* ==================== STAT CARDS ==================== */
.dashboard-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
}

.stat-card-label {
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.stat-card-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.stat-card-value .stat-total {
  font-size: 14px;
  color: var(--text-dim);
  font-weight: 400;
}

.stat-card-sub {
  font-size: 11px;
  margin-top: 4px;
}

.stat-card-sub.success { color: var(--accent-green); }
.stat-card-sub.warning { color: var(--accent-yellow); }

/* Fortschrittsbalken Dashboard */
.dash-progress-bar {
  height: 4px;
  background: var(--border-default);
  border-radius: 2px;
  overflow: hidden;
}

.dash-progress-bar-fill {
  height: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-orange));
  transition: width 0.6s ease;
}

/* ==================== SECTION HEADER ==================== */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.section-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.section-link {
  font-size: 12px;
  color: var(--text-dim);
  cursor: pointer;
  text-decoration: none;
  transition: color 0.15s;
  background: none;
  border: none;
  font-family: inherit;
}

.section-link:hover { color: var(--text-secondary); }

/* ==================== FACH CARDS (Dashboard) ==================== */
.faecher-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.fach-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 16px;
  cursor: pointer;
  transition: all 0.15s;
}

.fach-card:hover {
  border-color: var(--border-subtle);
  transform: translateY(-2px);
}

/* M7 – Nur Grossbuchstaben-Varianten: data-fach im HTML ist immer Grossbuchstaben */
.fach-card[data-fach="RBH"]  { border-top: 3px solid var(--accent-red); }
.fach-card[data-fach="BWH"]  { border-top: 3px solid var(--accent-blue); }
.fach-card[data-fach="MIKP"] { border-top: 3px solid var(--accent-orange); }
.fach-card[data-fach="ZIB"]  { border-top: 3px solid var(--accent-purple); }
.fach-card[data-fach="NTG"]  { border-top: 3px solid var(--accent-green); }

.fach-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.fach-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.fach-icon svg {
  width: 18px;
  height: 18px;
  stroke-width: 2;
  fill: none;
}

.fach-icon.red    { background: #2a1a1a; }
.fach-icon.red svg    { stroke: var(--accent-red); }
.fach-icon.blue   { background: #1a1a2e; }
.fach-icon.blue svg   { stroke: var(--accent-blue); }
.fach-icon.orange { background: #2a2214; }
.fach-icon.orange svg { stroke: var(--accent-orange); }
.fach-icon.purple { background: #1e1a2e; }
.fach-icon.purple svg { stroke: var(--accent-purple); }
.fach-icon.green  { background: #142214; }
.fach-icon.green svg  { stroke: var(--accent-green); }

.fach-count {
  font-size: 20px;
  font-weight: 700;
}

.fach-count.red    { color: var(--accent-red); }
.fach-count.blue   { color: var(--accent-blue); }
.fach-count.orange { color: var(--accent-orange); }
.fach-count.purple { color: var(--accent-purple); }
.fach-count.green  { color: var(--accent-green); }

.fach-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.fach-desc {
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 10px;
  line-height: 1.4;
}

.fach-progress-bar {
  height: 3px;
  background: var(--border-default);
  border-radius: 2px;
  overflow: hidden;
}

.fach-progress-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.6s ease;
}

.fach-progress-text {
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 6px;
}

/* ==================== BOTTOM SECTION ==================== */
.bottom-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 14px;
  /* C1-Fix: Kein overflow:hidden mehr — Kästen vollständig sichtbar bei 100% Zoom */
  align-items: start;
}

.panel {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  /* C1-Fix: Kein festes height — Panel wächst mit Inhalt */
  overflow: visible;
}

.panel-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 14px;
}

/* Aktivitätsliste */
.activity-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid #1a1c2e;
}

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

.activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.activity-dot.success { background: var(--accent-green); }
.activity-dot.warning { background: var(--accent-yellow); }
.activity-dot.danger  { background: var(--accent-red); }

.activity-content { flex: 1; }

.activity-title {
  font-size: 12px;
  color: var(--text-secondary);
}

.activity-detail {
  font-size: 11px;
  color: var(--text-dim);
}

.activity-time {
  font-size: 11px;
  color: var(--text-dim);
}

/* Schwachstellen-Panel */
.weakness-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.weakness-link {
  font-size: 11px;
  color: var(--accent-red);
  cursor: pointer;
  text-decoration: none;
  background: none;
  border: none;
  font-family: inherit;
}

.weakness-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid #1a1c2e;
}

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

.weakness-name {
  font-size: 12px;
  color: var(--text-secondary);
}

.weakness-fach {
  font-size: 11px;
  color: var(--text-dim);
}

.weakness-badge {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
}

.weakness-badge.danger {
  background: #2a1a1a;
  color: var(--accent-red);
}

.weakness-badge.warning {
  background: #2a2214;
  color: var(--accent-yellow);
}

/* ==================== VIEW HEADER (Prüfungen / Themen) ==================== */
.view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.view-header h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}

.filter-row {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.filter-row label {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.filter-row select {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.75rem;
  font-size: 0.875rem;
  cursor: pointer;
}

/* ==================== JAHRES-ACCORDION ==================== */
.jahres-accordion { display: flex; flex-direction: column; gap: 0.75rem; }

.jahr-block {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.jahr-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  cursor: pointer;
  user-select: none;
  transition: background var(--transition);
}

.jahr-header:hover { background: var(--bg-card-hover); }

.jahr-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.jahr-toggle {
  color: var(--text-muted);
  font-size: 1.2rem;
  transition: transform var(--transition);
}

.jahr-block.open .jahr-toggle { transform: rotate(90deg); }

.jahr-body {
  display: none;
  padding: 0 1.25rem 1.25rem;
}

.jahr-block.open .jahr-body { display: block; }

/* ── Prüfungs-Sektionen (Reale / Generierte) ─────────────── */
.pruefung-sektion {
  margin-bottom: 0.5rem;
}
.pruefung-sektion-header {
  padding: 1.5rem 0 0.75rem;
  border-bottom: 1px solid var(--border-default);
  margin-bottom: 0.75rem;
}
.pruefung-sektion-titel {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 0.2rem;
}
.pruefung-sektion-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}
.pruefung-sektion-gen .pruefung-sektion-titel { color: var(--accent-blue); }

/* Badge (Kostenlos / Premium) */
.gen-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  background: rgba(74,222,128,0.15);
  color: #4ade80;
  border: 1px solid rgba(74,222,128,0.3);
  margin-left: 8px;
}
.gen-badge-lock {
  background: rgba(59,130,246,0.12);
  color: var(--accent-blue);
  border-color: rgba(59,130,246,0.3);
}

/* Teaser für gesperrte Prüfungen */
.gen-teaser {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  background: rgba(59,130,246,0.06);
  border-radius: 8px;
  border: 1px solid rgba(59,130,246,0.15);
  margin: 0.75rem 0;
}
.gen-teaser-icon { font-size: 1.5rem; flex-shrink: 0; }
.gen-teaser-text {
  flex: 1;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-secondary);
}
.gen-teaser-text strong { display: block; color: var(--text-primary); margin-bottom: 3px; }
.gen-teaser-btn {
  flex-shrink: 0;
  background: var(--accent-blue);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 7px 14px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}
.gen-teaser-btn:hover { opacity: 0.9; }

.termin-section { margin-top: 2rem; }

.termin-label {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  display: block;
}

.aufgaben-liste {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* ==================== AUFGABE ITEM ==================== */
.aufgabe-item {
  background: var(--bg-card-hover);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.aufgabe-item:hover {
  border-color: var(--border-subtle);
  transform: translateX(4px);
}

.aufgabe-item.richtig { border-left: 3px solid var(--accent-green); }
.aufgabe-item.falsch  { border-left: 3px solid var(--accent-red); }

.aufgabe-nr {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--border-default);
  border-radius: 4px;
  flex-shrink: 0;
  font-family: monospace;
}

.aufgabe-frage-text {
  flex: 1;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.aufgabe-thema-tag {
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  color: var(--text-muted);
  flex-shrink: 0;
  align-self: flex-start;
}

/* ==================== THEMEN-GRID ==================== */
.themen-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.thema-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  cursor: pointer;
  transition: var(--transition);
}

.thema-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-subtle);
  transform: translateY(-2px);
}

.thema-card-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.thema-card-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.thema-card-bar {
  height: 4px;
  background: var(--border-default);
  border-radius: 2px;
  overflow: hidden;
}

.thema-card-bar-fill {
  height: 100%;
  background: var(--accent-red);
  border-radius: 2px;
  transition: width 0.6s ease;
}

/* ==================== UEBEN / QUIZ ==================== */
.ueben-panel { max-width: 720px; margin: 0 auto; padding: 1.5rem 0; }

.ueben-panel h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.ueben-optionen { display: flex; flex-direction: column; gap: 1.25rem; }

.option-group label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.chip-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.themen-fach-chips { margin-bottom: 1.25rem; }

.chip {
  padding: 0.4rem 1rem;
  border: 1px solid var(--border-default);
  border-radius: 20px;
  background: var(--bg-card);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  transition: var(--transition);
  font-family: inherit;
}

.chip:hover {
  border-color: var(--fach-color);
  color: var(--text-secondary);
}

.chip.active {
  background: var(--fach-color);
  border-color: var(--fach-color);
  color: #fff;
  font-weight: 600;
}

/* Fachfarben für Chips (scoped --fach-color per Element) */
.chip-rbh  { --fach-color: #e85d4a; }
.chip-bwh  { --fach-color: #3b82f6; }
.chip-mikp { --fach-color: #f0a03c; }
.chip-zib  { --fach-color: #a78bfa; }
.chip-ntg  { --fach-color: #4ade80; }

.jahr-fach-chips { margin-bottom: 1.25rem; }

.free-tier-hinweis {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 8px;
  padding: 0.6rem 1rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.free-tier-hinweis a {
  color: #3b82f6;
  text-decoration: none;
  font-weight: 600;
}
.free-tier-hinweis a:hover { text-decoration: underline; }

/* Fach-Abschnitt innerhalb einer Termin-Sektion */
.fach-section { margin-top: 0.75rem; }
.fach-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 0.4rem;
  color: #fff;
}
.fach-label-rbh  { background: #e85d4a; }
.fach-label-bwh  { background: #3b82f6; }
.fach-label-mikp { background: #f0a03c; }
.fach-label-zib  { background: #a78bfa; }
.fach-label-ntg  { background: #4ade80; color: #1a1c2e; }

/* ── Quiz Panel ────────────────────────────────────────────── */
.quiz-panel { max-width: 720px; margin: 0 auto; }
.hidden { display: none !important; }

.quiz-progress {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

/* Fortschrittsbalken im Quiz (eigene Klasse, damit kein Konflikt mit Dashboard) */
.progress-bar {
  flex: 1;
  height: 6px;
  background: var(--bg-card-hover);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--fach-color);
  border-radius: 3px;
  transition: width 0.4s ease;
}

#quiz-progress-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.quiz-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: 14px;
  padding: 1.75rem;
  animation: fadeIn 0.3s ease;
}

.quiz-meta {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.quiz-fach, .quiz-thema, .quiz-jahr {
  font-size: 0.72rem;
  padding: 0.2rem 0.65rem;
  border-radius: 20px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.quiz-fach {
  background: var(--fach-color-dim);
  color: var(--fach-color);
  border: 1px solid var(--fach-color-border);
}

.quiz-thema {
  background: rgba(167, 139, 250, 0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(167, 139, 250, 0.3);
}

.quiz-jahr {
  background: rgba(107, 111, 130, 0.15);
  color: var(--text-muted);
  border: 1px solid var(--border-default);
}

.quiz-grafik {
  margin-bottom: 1.25rem;
  background: #1e2130;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: zoom-in;
}
.quiz-grafik svg {
  width: 100%;
  max-width: 640px;
  height: auto;
  display: block;
}

.quiz-frage {
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.65;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

.quiz-antworten {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
}

.antwort-btn {
  text-align: left;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: var(--bg-card-hover);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 1rem;
  transition: var(--transition);
  line-height: 1.5;
  font-family: inherit;
}

.antwort-btn:hover:not(:disabled) {
  border-color: var(--fach-color);
  background: var(--fach-color-dim);
}

.antwort-btn.richtig {
  border-color: var(--accent-green);
  background: rgba(74, 222, 128, 0.1);
  color: var(--accent-green);
}

.antwort-btn.falsch {
  border-color: var(--accent-red);
  background: rgba(232, 93, 74, 0.1);
  color: #ff7a6e;
}

.quiz-feedback {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 1rem;
  border: 1px solid;
  color: var(--text-muted);
  border-color: var(--border-default);
  background: var(--bg-card-hover);
}

.quiz-feedback.richtig {
  background: rgba(74, 222, 128, 0.1);
  border-color: var(--accent-green);
  color: var(--accent-green);
}

.quiz-feedback.falsch {
  background: rgba(232, 93, 74, 0.1);
  border-color: var(--accent-red);
  color: #ff9e97;
}

.quiz-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

/* ── Quiz Abschluss ────────────────────────────────────────── */
.quiz-abschluss { text-align: center; padding: 2rem 0; }

.abschluss-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: 16px;
  padding: 2.5rem;
  display: inline-block;
  min-width: 300px;
}

.abschluss-card h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.score-ring {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 6px solid var(--fach-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--fach-color);
}

/* ==================== ACTION BUTTONS (Üben-Views) ==================== */
.action-btn {
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  font-family: inherit;
}

.action-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-subtle);
}

.action-btn.primary {
  background: var(--fach-color);
  border-color: var(--fach-color);
  color: #fff;
}

/* Weiter-Button immer blau, unabhängig von Fachfarbe */
#btn-naechste {
  background: #3b82f6 !important;
  border-color: #3b82f6 !important;
}

.action-btn.primary:hover {
  opacity: 0.9;
}

.action-btn.danger {
  border-color: var(--accent-red);
  color: var(--accent-red);
  background: transparent;
}

.action-btn.danger:hover {
  background: var(--accent-red);
  color: #fff;
}

.action-btn.big {
  padding: 0.85rem 2.5rem;
  font-size: 1rem;
  margin-top: 1.5rem;
}

/* Weiter-Button: neutral Blau (Grün ist für "richtige Antwort" reserviert) */
#btn-naechste {
  background: #3b82f6;
  border-color: #3b82f6;
  color: #fff;
}
#btn-naechste:hover {
  background: #2563eb;
  border-color: #2563eb;
  opacity: 1;
}

/* ==================== STATISTIK VIEW ==================== */
/* stats-grid im Statistik-View (3 Karten) */
#view-statistik .stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stats-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
}

.stats-number {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent-red);
  margin-bottom: 0.3rem;
}

.stats-label { font-size: 0.8rem; color: var(--text-muted); }

#view-statistik h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

/* A4-Fix: Statistik-Widget-Grid — zwei nebeneinander */
.stat-widget-grid {
  display: flex;
  gap: 20px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.stat-widget-panel {
  flex: 1 1 48%;
  min-width: 280px;
  min-height: 320px;
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-sizing: border-box;
}

@media (max-width: 768px) {
  .stat-widget-panel {
    flex: 1 1 100%;
  }
}

.stat-widget-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-default);
  padding-bottom: 10px;
  margin-bottom: 16px;
}

.themen-meistgeubt {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.themen-meistgeubt-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.themen-meistgeubt-label {
  min-width: 180px;
  font-size: 13px;
  color: var(--text-secondary);
  white-space: nowrap;
}

.themen-meistgeubt-bar {
  flex: 1;
  height: 14px;
  background: var(--bg-card-hover);
  border-radius: 4px;
  overflow: hidden;
}

.themen-meistgeubt-fill {
  height: 100%;
  border-radius: 4px;
  background: var(--accent-blue);
  transition: width 0.6s ease;
}

.themen-meistgeubt-count {
  font-size: 12px;
  color: var(--text-muted);
  min-width: 40px;
  text-align: right;
}

.fach-fortschritt { margin-bottom: 2rem; }

/* A4-Fix: Fortschritts-Widget vergrößert */
.fach-fortschritt-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.fp-label {
  min-width: 180px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.fp-bar {
  flex: 1;
  height: 14px;
  background: var(--bg-card-hover);
  border-radius: 4px;
  overflow: hidden;
}

.fp-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.6s ease;
}

.fp-pct { font-size: 0.8rem; color: var(--text-muted); min-width: 60px; text-align: right; }

/* ==================== MODAL ==================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  animation: fadeIn 0.2s ease;
}

.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: 16px;
  padding: 2rem;
  max-width: 680px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  animation: slideUp 0.25s ease;
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--bg-card-hover);
  border: 1px solid var(--border-default);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close:hover {
  background: var(--accent-red);
  color: #fff;
  border-color: var(--accent-red);
}

.modal-aufgabe-header {
  margin-bottom: 1.25rem;
  padding-right: 2.5rem;
}

.modal-aufgabe-header h3 {
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* Formatierter Fragetext im Modal (ersetzt h3) */
.modal-frage-text {
  font-size: 0.95rem;
  line-height: 1.65;
}
.modal-frage-text .frage-kontext {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-style: italic;
  border-left: 3px solid var(--border-subtle);
  padding-left: 0.85rem;
  margin-bottom: 0.6rem;
}
.modal-frage-text .frage-hauptfrage {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}
.modal-frage-text .frage-liste {
  list-style: none;
  padding: 0;
  margin: 0.4rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.modal-frage-text .frage-liste li {
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: flex;
  gap: 0.4rem;
}
.modal-frage-text .frage-text {
  color: var(--text-secondary);
}

.modal-loesung {
  background: rgba(74, 222, 128, 0.08);
  border: 1px solid rgba(74, 222, 128, 0.25);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-top: 1rem;
}

.modal-loesung-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-green);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.modal-loesung p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: #a8efbb;
}

.modal-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

/* ==================== SCROLLBAR ==================== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-default); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 900px) {
  .sidebar {
    width: 60px;
    overflow: hidden;
  }

  .sidebar-logo-text,
  .sidebar-logo-sub,
  .nav-item span,
  .nav-btn span,
  .sidebar-section-label,
  .nav-badge,
  .sidebar-footer-text {
    display: none;
  }

  .sidebar-logo { justify-content: center; padding: 16px 0; }

  .nav-item,
  .nav-btn {
    justify-content: center;
    padding: 10px;
  }

  .main,
  .app-main {
    margin-left: 60px;
    padding: 20px 16px;
  }

  .dashboard-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .faecher-grid { grid-template-columns: repeat(2, 1fr); }
  .bottom-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .main,
  .app-main { padding: 16px 12px; }
  .dashboard-stats-grid { grid-template-columns: 1fr 1fr; }
  .faecher-grid { grid-template-columns: 1fr 1fr; }
}

/* M8 – Mobiler Breakpoint: Sidebar ausblenden, Bottom Nav einblenden */
@media (max-width: 768px) {
  .sidebar { display: none; }
  .main, .app-main { margin-left: 0; padding: 16px 16px 80px; }
}

/* ==================== KI-HILFE PANEL ==================== */
.ki-hilfe-panel {
  background: linear-gradient(135deg, rgba(167, 139, 250, 0.08), rgba(59, 130, 246, 0.08));
  border: 1px solid rgba(167, 139, 250, 0.25);
  border-radius: var(--radius-md, 8px);
  padding: 14px 16px;
  margin-bottom: 1rem;
  animation: fadeIn 0.3s ease;
}

.ki-hilfe-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.ki-hilfe-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent-purple, #a78bfa);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ki-hilfe-title svg {
  width: 14px;
  height: 14px;
  stroke: var(--accent-purple, #a78bfa);
  stroke-width: 2;
  fill: none;
}

.ki-hilfe-close {
  background: none;
  border: none;
  color: var(--text-dim, #6b6f82);
  cursor: pointer;
  font-size: 12px;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: inherit;
  line-height: 1;
}

.ki-hilfe-close:hover {
  background: var(--border-default, #1e2030);
  color: var(--text-secondary, #e2e4ea);
}

.ki-hilfe-content {
  font-size: 13px;
  color: var(--text-secondary, #e2e4ea);
  line-height: 1.6;
  margin: 0;
  white-space: pre-wrap;
}

/* Settings-Modal: API-Key-Eingabefeld Fokus-Hervorhebung */
#settings-api-key:focus {
  border-color: var(--accent-purple, #a78bfa) !important;
  box-shadow: 0 0 0 2px rgba(167, 139, 250, 0.15);
}

/* Sidebar-Footer: Hover-Effekt für den Einstellungen-Button */
.sidebar-footer-item:hover {
  background: var(--bg-card-hover);
}

.sidebar-footer-item:hover .sidebar-footer-text {
  color: var(--text-secondary);
}

/* Sidebar-Footer: Key-Status-Indikator (grüner / grauer Punkt) */
.sidebar-footer-key-status {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-left: auto;
  flex-shrink: 0;
}

.sidebar-footer-key-status.active {
  background: var(--accent-green, #4ade80);
  box-shadow: 0 0 4px var(--accent-green, #4ade80);
}

.sidebar-footer-key-status.inactive {
  background: var(--text-dim, #6b6f82);
}

/* ── Modal: Lösung anzeigen Button ──────────────────────────── */
/* ==================== AUFGABEN-DARSTELLUNG NEU (Modal) ==================== */

/* Hauptblock mit farbiger linker Markierung je Fach */
.aufgabenstellung-block {
  background: #1a2029;
  border-left: 3px solid var(--aufgabe-fachfarbe, #4ade80);
  border-radius: 0 8px 8px 0;
  padding: 16px 20px;
  margin-bottom: 20px;
}

.aufgabenstellung-block p {
  font-size: 18px;
  font-weight: 700;
  color: #eaecef;
  line-height: 1.5;
  margin: 0;
}

/* Beschriftung über Abschnitten (z.B. "GEGEBEN") */
.aufgabe-section-label {
  font-size: 12px;
  color: #6b7280;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0 0 8px;
}

/* Gegeben-Werte-Block */
.aufgabe-gegebene-werte {
  margin-bottom: 18px;
}

.aufgabe-werte-liste {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.aufgabe-wert-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 4px 0;
}

/* Farbiger Bullet-Punkt (Fachfarbe) */
.aufgabe-bullet {
  color: var(--aufgabe-fachfarbe, #4ade80);
  font-size: 14px;
  flex-shrink: 0;
}

.aufgabe-wert-text {
  color: #b7bdc6;
  font-size: 15px;
}

/* Gesucht-Block */
.aufgabe-gesucht {
  margin-bottom: 18px;
}

.aufgabe-gesucht-text {
  color: #f0a03c;
  font-size: 15px;
  font-weight: 500;
  padding-left: 4px;
}

/* Trennlinie zwischen Aufgabentext und Antworten */
.aufgabe-trenner {
  border: none;
  border-top: 1px solid #252d3a;
  margin: 0 0 20px;
}

/* Grafik-Wrapper über der Aufgabenstellung */
.aufgabe-grafik-wrap {
  margin-bottom: 16px;
  text-align: center;
  background: #1a2029;
  border-radius: 8px;
  padding: 12px;
  overflow: auto;
}

.aufgabe-grafik-wrap svg {
  max-width: 100%;
  height: auto;
}

/* Neue Antwort-Buttons mit verbesserter Optik */
.antwort-btn-neu {
  background: #1a2029;
  border: 1px solid #252d3a;
  border-radius: 8px;
  font-size: 15px;
  padding: 12px 16px;
  text-align: left;
  width: 100%;
  color: #b7bdc6;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  font-family: inherit;
}

.antwort-btn-neu:hover:not(:disabled) {
  border-color: #3a4456;
  background: #1e2736;
}

/* ==================== AUFGABEN-DARSTELLUNG NEU — ENDE ==================== */

.modal-loesung-bereich {
  margin-top: 1.25rem;
}

.modal-loesung-btn {
  width: 100%;
  justify-content: center;
  gap: 0.5rem;
}

.modal-loesung-btn svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
}

/* ── KI Frage stellen Button ─────────────────────────────────── */
.btn-ki-frage {
  margin-top: 1rem;
  width: 100%;
  background: transparent;
  border: 1px solid var(--accent-blue);
  color: var(--accent-blue);
  border-radius: var(--radius-md);
  padding: 0.65rem 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 13px;
  font-family: inherit;
  transition: background var(--transition);
}

.btn-ki-frage:hover {
  background: rgba(59, 130, 246, 0.1);
}

.btn-ki-frage svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
}

/* ── KI Chat Panel ───────────────────────────────────────────── */
.ki-chat-panel {
  margin-top: 1rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-secondary);
}

.ki-chat-panel.hidden {
  display: none;
}

.ki-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-default);
}

.ki-chat-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-blue);
}

.ki-chat-title svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.ki-chat-close-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 14px;
  padding: 2px 6px;
  border-radius: 4px;
  line-height: 1;
}

.ki-chat-close-btn:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.ki-chat-verlauf {
  min-height: 100px;
  max-height: 260px;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.ki-chat-msg {
  max-width: 88%;
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-md);
  font-size: 13px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}

.ki-chat-msg-ki {
  background: var(--bg-card);
  color: var(--text-secondary);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.ki-chat-msg-user {
  background: var(--accent-blue);
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.ki-chat-loading {
  opacity: 0.55;
  font-style: italic;
}

.ki-chat-eingabe {
  display: flex;
  gap: 0.5rem;
  padding: 0.65rem 0.75rem;
  border-top: 1px solid var(--border-default);
  background: var(--bg-card);
  align-items: flex-end;
}

.ki-chat-textarea {
  flex: 1;
  background: var(--bg-card-hover);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.75rem;
  font-size: 13px;
  font-family: inherit;
  resize: none;
  outline: none;
  line-height: 1.4;
}

.ki-chat-textarea:focus {
  border-color: var(--accent-blue);
}

.ki-chat-senden-btn {
  padding: 0.5rem 0.75rem;
  flex-shrink: 0;
  min-width: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ki-chat-senden-btn svg {
  width: 15px;
  height: 15px;
  stroke: #fff;
  fill: none;
  stroke-width: 2;
}

/* ==================== QUIZ FRAGE FORMATIERUNG ==================== */

/* Punkte-Badge neben der Frage */
.quiz-punkte-badge {
  display: inline-block;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  letter-spacing: 0.3px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* Container für die formatierte Frage */
.frage-text {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* Fallbeispiel / Situationsbeschreibung */
.frage-kontext {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  border-left: 3px solid var(--border-subtle);
  padding-left: 0.85rem;
  margin-bottom: 0.75rem;
  font-style: italic;
}

/* Die eigentliche Frage – hervorgehoben */
.frage-hauptfrage {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.55;
  margin-top: 0.25rem;
}

/* Listen (nummeriert, alpha, bullet) */
.frage-liste {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0.25rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.frage-liste li {
  display: flex;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.frage-liste li .frage-liste-nr {
  color: var(--accent-orange);
  font-weight: 600;
  min-width: 1.5rem;
  flex-shrink: 0;
}

/* Alpha-Listenpräfix (a) b) c) ...) */
.frage-liste-key {
  color: var(--accent-orange);
  font-weight: 600;
  font-size: 0.875rem;
  margin-right: 0.1rem;
}

/* ==================== LÖSUNG BEREICH ==================== */

#quiz-loesung-bereich {
  margin-top: 1.25rem;
}

.quiz-loesung-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--accent-green);
  padding: 0.55rem 1rem 0.4rem;
  background: rgba(74, 222, 128, 0.08);
  border-bottom: 1px solid rgba(74, 222, 128, 0.15);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.quiz-loesung-label::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
}

.quiz-loesung-text {
  padding: 0;
  background: transparent;
}

/* ==================== PRÜFUNGSMODUS ==================== */

.pruefung-info-box {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 0.75rem 1.25rem;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: center;
}

/* Punktestand im Abschluss-Screen */
#score-punkte {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-yellow);
  text-align: center;
  padding: 0.6rem 1.25rem;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-lg);
  margin: 0.25rem 0;
}

/* ==================== QUIZ KI CHAT (eingebettet) ==================== */

#quiz-ki-panel {
  margin-top: 1rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
}

.quiz-ki-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.85rem;
  background: rgba(59, 130, 246, 0.1);
  border-bottom: 1px solid rgba(59, 130, 246, 0.2);
}

.quiz-ki-header-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-blue);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.quiz-ki-header-title::before {
  content: '✦';
  font-size: 0.65rem;
}

.quiz-ki-close-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1;
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
}

.quiz-ki-close-btn:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.quiz-ki-messages {
  max-height: 240px;
  overflow-y: auto;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border-subtle) transparent;
}

.quiz-ki-eingabe {
  display: flex;
  gap: 0.5rem;
  padding: 0.55rem 0.65rem;
  border-top: 1px solid var(--border-default);
  background: var(--bg-card);
  align-items: flex-end;
}

.quiz-ki-textarea {
  flex: 1;
  background: var(--bg-card-hover);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  padding: 0.45rem 0.65rem;
  font-size: 13px;
  font-family: inherit;
  resize: none;
  outline: none;
  line-height: 1.4;
  min-height: 36px;
}

.quiz-ki-textarea:focus {
  border-color: var(--accent-blue);
}

.quiz-ki-senden-btn {
  padding: 0.45rem 0.7rem;
  flex-shrink: 0;
  min-width: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--accent-blue);
  border: none;
  cursor: pointer;
  transition: opacity 0.15s;
}

.quiz-ki-senden-btn:hover {
  opacity: 0.85;
}

.quiz-ki-senden-btn svg {
  width: 14px;
  height: 14px;
  stroke: #fff;
  fill: none;
  stroke-width: 2;
}

/* ============================================================
   ZUSAMMENFASSUNGEN PAGE  — v2 (korrekte Klassennamen)
   ============================================================ */

/* ── Layout ─────────────────────────────────────────────── */
.zs-page {
  display: grid;
  grid-template-columns: 240px 280px 1fr;
  height: 100vh;
  overflow: hidden;
}

.zs-toc-panel {
  grid-column: 2;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 100vh;
}

.zs-content {
  grid-column: 3;
  overflow-y: auto;
  padding: 2.5rem 3rem;
  background: var(--bg-primary);
  height: 100vh;
}

/* ── Search box ──────────────────────────────────────────── */
.zs-search-box {
  display: flex;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  gap: 0.5rem;
}

.zs-search-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 2;
}

#zs-suche {
  flex: 1;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 0.4rem 0.6rem;
  font-size: 0.85rem;
  outline: none;
}

#zs-suche:focus { border-color: var(--accent-blue); }

.zs-treffer {
  font-size: 0.75rem;
  color: var(--accent-yellow);
  white-space: nowrap;
}
.zs-treffer.hidden { display: none; }

/* ── Fach chips ──────────────────────────────────────────── */
.zs-toc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

.zs-toc-chip {
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.zs-toc-chip:hover { border-color: var(--text-muted); color: var(--text-primary); }
.zs-toc-chip.active { background: var(--accent-blue); border-color: var(--accent-blue); color: #fff; }
.zs-toc-chip.rbh.active  { background: #e53e3e; border-color: #e53e3e; }
.zs-toc-chip.bwh.active  { background: #3b82f6; border-color: #3b82f6; }
.zs-toc-chip.ntg.active  { background: #38a169; border-color: #38a169; }
.zs-toc-chip.zib.active  { background: #6b46c1; border-color: #6b46c1; }
.zs-toc-chip.mikp.active { background: #f0a03c; border-color: #f0a03c; }

/* ── TOC list ────────────────────────────────────────────── */
.zs-toc-list {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem 0;
}

.zs-toc-gruppe { margin-bottom: 0.25rem; }

.zs-toc-fach-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.6rem 1rem 0.25rem;
  color: var(--text-muted);
}

.zs-toc-fach-label.rbh  { color: #e53e3e; }
.zs-toc-fach-label.bwh  { color: #3b82f6; }
.zs-toc-fach-label.ntg  { color: #38a169; }
.zs-toc-fach-label.zib  { color: #6b46c1; }
.zs-toc-fach-label.mikp { color: #f0a03c; }

.zs-toc-list ul { list-style: none; padding: 0; margin: 0; }

.zs-toc-link {
  display: block;
  padding: 0.3rem 1rem 0.3rem 1.25rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: all 0.12s;
  line-height: 1.35;
}

.zs-toc-link:hover { color: var(--text-primary); background: var(--bg-tertiary); }
.zs-toc-link.active {
  color: var(--accent-blue);
  border-left-color: var(--accent-blue);
  background: rgba(66,153,225,0.08);
}

/* ── Fach section header ─────────────────────────────────── */
.zs-fach { margin-bottom: 4rem; }

.zs-fach-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
}

.zs-fach-header.rbh  { border-left: 4px solid #e53e3e; }
.zs-fach-header.bwh  { border-left: 4px solid #3b82f6; }
.zs-fach-header.ntg  { border-left: 4px solid #38a169; }
.zs-fach-header.zib  { border-left: 4px solid #6b46c1; }
.zs-fach-header.mikp { border-left: 4px solid #f0a03c; }

.zs-fach-kuerzel {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-muted);
  min-width: 3.5rem;
  text-align: center;
}

.zs-fach-header h1 {
  margin: 0 0 0.3rem;
  font-size: 1.5rem;
  color: var(--text-primary);
}

.zs-fach-subtitle {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ── Article ─────────────────────────────────────────────── */
.zs-artikel {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  margin-bottom: 1.5rem;
  scroll-margin-top: 1rem;
  overflow: hidden; /* verhindert Kollision durch float-Elemente */
}

/* Alle eingebetteten Blöcke in Zusammenfassungen: kein float, immer block */
.zs-artikel table,
.zs-artikel figure,
.zs-artikel img,
.zs-artikel svg,
.zs-artikel .zs-table,
.zs-artikel .zs-formel,
.zs-artikel .zs-hinweis,
.zs-artikel .zs-kalkulation-schema,
.zs-artikel .zs-schema,
.zs-artikel .zs-box,
.zs-artikel .zs-diagram,
.zs-artikel .zs-pyramid,
.zs-artikel .zs-svg-container {
  display: block;
  clear: both;
  float: none;
  position: static;
  width: 100%;
  max-width: 100%;
  margin-bottom: 24px;
}

/* h2 = Abschnittsüberschrift: min 24px, fett, springt ins Auge */
.zs-artikel h2 {
  margin: 0 0 1rem;
  font-size: 1.5rem;        /* 24px */
  font-weight: 700;
  color: var(--text-primary);
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border);
  letter-spacing: -0.01em;
}

/* h3 = Unter-Überschriften (oranger Seitenbalken) */
/* G2-Fix: Größer, fetter, mehr Abstand nach oben */
.zs-artikel h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 32px;
  margin-bottom: 0.5rem;
  padding-left: 12px;
  border-left: 4px solid var(--accent-orange, #f0a03c);
}

/* Fließtext: min 15px, line-height 1.7 */
.zs-artikel p {
  font-size: 0.9375rem;     /* 15px */
  color: var(--text-secondary);
  line-height: 1.75;
  margin: 0 0 0.75rem;
  /* G1-Fix: Fließtext soll nach eingebetteten Elementen klar stehen */
  clear: both;
}

.zs-artikel ul,
.zs-artikel ol {
  padding-left: 1.5rem;
  margin: 0 0 0.75rem;
}

/* Listen-Einträge: min 14px */
.zs-artikel li {
  font-size: 0.9375rem;     /* 15px */
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 0.35rem;
}

.zs-artikel strong { color: var(--text-primary); }

/* ── Search highlight ────────────────────────────────────── */
mark.zs-mark {
  background: rgba(251,211,141,0.3);
  color: var(--accent-yellow);
  border-radius: 2px;
  padding: 0 2px;
}

/* ── Hinweis box ─────────────────────────────────────────── */
.zs-hinweis {
  background: rgba(66,153,225,0.08);
  border: 1px solid rgba(66,153,225,0.25);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1.125rem;
  font-size: 0.9rem;       /* min 14px */
  color: var(--text-secondary);
  margin: 1rem 0;
  line-height: 1.65;
}

/* ── Tables ──────────────────────────────────────────────── */
.zs-table {
  display: block;
  clear: both;
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 1rem 0 24px;
  position: static;
}

.zs-table th {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-weight: 600;
  padding: 0.6rem 0.875rem;
  text-align: left;
  border: 1px solid var(--border);
}

.zs-table td {
  padding: 0.55rem 0.875rem;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: top;
  font-size: 0.875rem;
}

.zs-table tr:nth-child(even) td { background: rgba(255,255,255,0.02); }

/* ── Formel (inline, Bruchdarstellung im Fließtext) ─────────── */
.zs-formel {
  display: flex;
  clear: both;
  align-items: center;
  gap: 12px;
  background: var(--bg-secondary);
  /* G1-Fix: Einrückung für blaue Klammer-Boxen */
  padding: 12px 16px 12px 24px;
  border-radius: 8px;
  border-left: 3px solid var(--accent-blue);
  margin: 8px 0 24px;
  flex-wrap: wrap;
  position: static;
  width: 100%;
  box-sizing: border-box;
}

.zs-formel > .zs-formel-name {
  font-weight: 600;
  color: var(--text-primary);
  /* override the box-variant uppercase */
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.9375rem;
  margin-bottom: 0;
}

.zs-formel-bruch {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.zs-formel-zaehler {
  border-bottom: 1.5px solid var(--text-primary);
  padding: 0 6px;
  font-size: 13px;
}

.zs-formel-nenner {
  padding: 0 6px;
  font-size: 13px;
}

.zs-formel-suffix {
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Formel-Boxen (wiederverwendbar, auch in Zusammenfassungen) ── */
.zs-formel-gruppe {
  display: flex;
  clear: both;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1rem 0 24px;
  position: static;
  width: 100%;
}

.zs-formel-box {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-blue);
  border-radius: var(--radius-sm);
  /* G1-Fix: padding-left 24px für einheitliche Einrückung */
  padding: 0.75rem 1rem 0.75rem 24px;
  flex: 1;
  min-width: 200px;
}

.zs-formel-name {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}

.zs-formel-einheit {
  font-weight: 400;
  color: var(--accent-yellow);
  text-transform: none;
  letter-spacing: 0;
}

.zs-formel-ausdruck {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  font-family: 'Segoe UI', 'Courier New', monospace;
  font-size: 1rem;
  color: var(--text-primary);
}

.zs-f-lhs {
  font-style: italic;
  color: var(--text-primary);
  white-space: nowrap;
}

.zs-f-bruch {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  vertical-align: middle;
  gap: 1px;
}

.zs-f-zaehler {
  padding: 0 6px 3px;
  border-bottom: 1.5px solid var(--text-primary);
  font-size: 0.9rem;
  white-space: nowrap;
  text-align: center;
}

.zs-f-nenner {
  padding: 3px 6px 0;
  font-size: 0.9rem;
  white-space: nowrap;
  text-align: center;
  color: var(--text-secondary);
}

.zs-f-text {
  font-size: 0.95rem;
  color: var(--text-primary);
}

.zs-f-suffix {
  font-size: 0.85rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ── Diagram wrapper ─────────────────────────────────────── */
/* G1-Fix: Überlappung verhindern — alle eingebetteten Elemente klar floaten */
.zs-diagram {
  display: block;
  clear: both;
  margin: 1.5rem auto 24px;
  max-width: min(600px, 100%);
  max-height: 350px;
  width: 100%;
  position: static;
}

/* Schema-Boxen, SVG-Container und Diagramm-Wrapper */
.zs-schema,
.zs-box,
.zs-svg-container {
  display: block;
  clear: both;
  width: 100%;
  max-width: 100%;
  position: static;
  margin-bottom: 24px;
  float: none;
}

.zs-diagram-caption {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.5rem;
  font-style: italic;
}

/* ── Normenhierarchie-Pyramide ───────────────────────────── */
.zs-pyramid {
  display: flex;
  clear: both;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  margin: 0.75rem auto 24px;
  max-width: 420px;
  position: static;
  width: 100%;
}

.zs-pyr-row {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #fff;
  text-align: center;
  padding: 4px 8px;
  width: var(--pw, 100%);
  transition: width 0.3s;
}

.zs-pyr-row:nth-child(1) { background: #742a2a; }
.zs-pyr-row:nth-child(2) { background: #9b2c2c; }
.zs-pyr-row:nth-child(3) { background: #c53030; }
.zs-pyr-row:nth-child(4) { background: #2b6cb0; }
.zs-pyr-row:nth-child(5) { background: #2c7a7b; }
.zs-pyr-row:nth-child(6) { background: #276749; }
.zs-pyr-row:nth-child(7) { background: #285e61; }

/* ── SV Grid ─────────────────────────────────────────────── */
.zs-sv-grid {
  display: grid;
  clear: both;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5rem;
  margin: 0.75rem 0 24px;
  position: static;
  width: 100%;
}

.zs-sv-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.5rem;
  text-align: center;
}

.zs-sv-card.sv-ag-allein {
  border-color: rgba(245,158,11,0.4);
  background: rgba(245,158,11,0.06);
}

.zs-sv-nr {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-blue);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.sv-ag-allein .zs-sv-nr { background: #f59e0b; }

.zs-sv-name {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.3rem;
}

.zs-sv-info {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ── Vier-Felder (Betriebsrat) ───────────────────────────── */
.zs-vier-felder {
  display: grid;
  clear: both;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin: 0.75rem 0 24px;
  position: static;
  width: 100%;
}

.zs-vf-zelle {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.zs-vf-zelle.rbh-bg {
  border-color: rgba(229,62,62,0.25);
  background: rgba(229,62,62,0.05);
}

.zs-vf-titel {
  display: block;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
  font-size: 0.83rem;
}

/* ── Grundsätze Grid (DSGVO) ─────────────────────────────── */
.zs-grundsaetze-grid {
  display: grid;
  clear: both;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin: 0.75rem 0 24px;
  position: static;
  width: 100%;
}

.zs-gs-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.75rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.zs-gs-card strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--accent-blue);
  font-size: 0.82rem;
}

/* ── Bilanz ──────────────────────────────────────────────── */
.zs-bilanz {
  display: flex;
  clear: both;
  align-items: stretch;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: 0.75rem 0 24px;
  position: static;
  width: 100%;
}

.zs-bilanz-seite {
  flex: 1;
  padding: 0.875rem 1rem;
}

.zs-bilanz-seite.aktiva { background: rgba(56,161,105,0.06); }
.zs-bilanz-seite.passiva { background: rgba(66,153,225,0.06); }

.zs-bilanz-titel {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border);
}

.zs-bilanz-zeile {
  font-size: 0.82rem;
  color: var(--text-secondary);
  padding: 0.2rem 0;
}

.zs-bilanz-zeile.muted { color: var(--text-muted); font-size: 0.77rem; }

.zs-bilanz-mitte {
  display: flex;
  align-items: center;
  padding: 0 0.75rem;
  font-size: 1.5rem;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

/* ── KLR Flow ────────────────────────────────────────────── */
.zs-klr-flow {
  display: flex;
  align-items: stretch;
  margin: 0.75rem 0;
}

.zs-klr-box {
  flex: 1;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.875rem 0.75rem;
  text-align: center;
}

.zs-klr-nr {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent-blue);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.zs-klr-titel {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.zs-klr-frage {
  font-size: 0.78rem;
  color: var(--accent-blue);
  margin-bottom: 0.35rem;
  font-style: italic;
}

.zs-klr-info {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.zs-klr-pfeil {
  display: flex;
  align-items: center;
  padding: 0 0.5rem;
  color: var(--text-muted);
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* ── Kalkulations-Schema ─────────────────────────────────── */
.zs-kalkulation-schema {
  display: block;
  clear: both;
  position: static;
  width: 100%;
  float: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: 0.75rem 0 24px;
  font-size: 0.85rem;
}

.zs-kalk-zeile {
  padding: 0.45rem 0.875rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.zs-kalk-zeile:last-child { border-bottom: none; }

.zs-kalk-zeile.a {
  background: rgba(255,255,255,0.02);
  color: var(--text-secondary);
}

.zs-kalk-zeile.b {
  padding-left: 1.75rem;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.zs-kalk-zeile.sum {
  background: var(--bg-tertiary);
  font-weight: 700;
  color: var(--text-primary);
  border-top: 1px solid var(--border);
}

/* ── BEP SVG ─────────────────────────────────────────────── */
.zs-bep-svg {
  display: block;
  margin: 0 auto;
  width: 100%;
  height: auto;
  max-width: min(600px, 80%);
  max-height: 350px;
}

.zs-dreieck-svg {
  display: block;
  margin: 0 auto;
  width: 100%;
  height: auto;
  max-width: min(600px, 80%);
  max-height: 350px;
}

/* ── pH Skala ────────────────────────────────────────────── */
.zs-ph-skala { margin: 0.75rem 0; }

.zs-ph-bar {
  height: 26px;
  border-radius: 4px;
  display: flex;
  overflow: hidden;
  margin-bottom: 0.35rem;
}

.zs-ph-zahlen {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.zs-ph-7 {
  font-weight: 700;
  color: #4ade80;
}

.zs-ph-extreme {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
}

/* ── Spannungsreihe ──────────────────────────────────────── */
.zs-spannungsreihe {
  position: relative;
  margin: 0.75rem 0;
}

.zs-sr-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
}

.zs-sr-label.links { text-align: left; margin-bottom: 0.35rem; }
.zs-sr-label.rechts { text-align: right; margin-top: 0.35rem; }

.zs-sr-bar {
  position: relative;
  height: 36px;
  background: linear-gradient(to right, #e85d4a, #f0a03c, #ecc94b, #4ade80, #3b82f6, #a78bfa);
  border-radius: 4px;
  margin: 0.5rem 0;
}

.zs-sr-element {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  background: rgba(15,17,30,0.85);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  font-family: monospace;
  padding: 2px 5px;
  border-radius: 3px;
  border: 1px solid rgba(255,255,255,0.2);
  white-space: nowrap;
}

/* ── Maslow Pyramide ─────────────────────────────────────── */
.zs-maslow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  margin: 0.75rem auto;
  max-width: 480px;
}

.zs-m-row {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #fff;
  text-align: center;
  padding: 4px 8px;
  width: var(--mw, 100%);
}

.zs-m-row:nth-child(1) { background: #6b46c1; }
.zs-m-row:nth-child(2) { background: #2b6cb0; }
.zs-m-row:nth-child(3) { background: #276749; }
.zs-m-row:nth-child(4) { background: #b7791f; }
.zs-m-row:nth-child(5) { background: #c53030; }

/* ── Tuckman ─────────────────────────────────────────────── */
.zs-tuckman {
  display: flex;
  gap: 0.35rem;
  margin: 0.75rem 0;
}

.zs-tuck-phase {
  flex: 1;
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.5rem;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.zs-tuck-phase p {
  margin: 0.25rem 0 0;
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.zs-tuck-phase strong {
  display: block;
  font-size: 0.82rem;
  margin: 0.2rem 0;
}

.zs-tuck-nr {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.2rem;
}

.tuck-forming  { background: rgba(59,130,246,0.08);  border-color: rgba(59,130,246,0.3); }
.tuck-storming { background: rgba(229,62,62,0.08);   border-color: rgba(229,62,62,0.3); }
.tuck-norming  { background: rgba(245,158,11,0.08);  border-color: rgba(245,158,11,0.3); }
.tuck-performing{ background: rgba(74,222,128,0.08); border-color: rgba(74,222,128,0.3); }

.tuck-forming  .zs-tuck-nr { background: #3b82f6; }
.tuck-storming .zs-tuck-nr { background: #e53e3e; }
.tuck-norming  .zs-tuck-nr { background: #f59e0b; }
.tuck-performing .zs-tuck-nr { background: #4ade80; color: #111; }

.tuck-forming  strong { color: #3b82f6; }
.tuck-storming strong { color: #e53e3e; }
.tuck-norming  strong { color: #f59e0b; }
.tuck-performing strong { color: #4ade80; }

.zs-tuck-pfeil {
  display: flex;
  align-items: center;
  color: var(--text-muted);
  font-size: 1rem;
  padding: 0 0.1rem;
  flex-shrink: 0;
}

/* ── Eisenhower Matrix 2x2 ───────────────────────────────── */
.zs-matrix2x2 {
  display: grid;
  grid-template-columns: auto 1fr 1fr;
  grid-template-rows: auto 1fr 1fr;
  gap: 0.4rem;
  margin: 0.75rem 0;
}

.zs-m2-header {
  display: contents;
}

.zs-m2-col-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
  padding: 0.25rem;
}

.zs-m2-row {
  display: contents;
}

.zs-m2-row-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  writing-mode: horizontal-tb;
  display: flex;
  align-items: center;
  padding-right: 0.5rem;
  white-space: nowrap;
}

.zs-m2-cell {
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.75rem;
  font-size: 0.8rem;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.zs-m2-cell small {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.eisen-a { background: rgba(229,62,62,0.1);  border-color: rgba(229,62,62,0.3); }
.eisen-b { background: rgba(56,161,105,0.1); border-color: rgba(56,161,105,0.3); }
.eisen-c { background: rgba(221,107,32,0.1); border-color: rgba(221,107,32,0.3); }
.eisen-d { background: rgba(113,128,150,0.1);border-color: rgba(113,128,150,0.3); }

.eisen-a strong { color: #e53e3e; }
.eisen-b strong { color: #38a169; }
.eisen-c strong { color: #dd6b20; }
.eisen-d strong { color: var(--text-muted); }

/* ── SWOT ────────────────────────────────────────────────── */
.zs-swot {
  display: grid;
  grid-template-columns: auto 1fr 1fr;
  grid-template-rows: auto 1fr 1fr;
  gap: 0.4rem;
  margin: 0.75rem 0;
}

.zs-swot-header { display: contents; }

.zs-swot-hl {
  font-size: 0.78rem;
  font-weight: 600;
  text-align: center;
  padding: 0.25rem;
}

.zs-swot-hl.positiv { color: #38a169; }
.zs-swot-hl.negativ { color: #e53e3e; }

.zs-swot-row { display: contents; }

.zs-swot-rl {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  padding-right: 0.5rem;
  white-space: nowrap;
}

.zs-swot-cell {
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.75rem;
  font-size: 0.8rem;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.zs-swot-cell small {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.sw-s { background: rgba(56,161,105,0.1);  border-color: rgba(56,161,105,0.3); }
.sw-w { background: rgba(229,62,62,0.1);   border-color: rgba(229,62,62,0.3); }
.sw-o { background: rgba(66,153,225,0.1);  border-color: rgba(66,153,225,0.3); }
.sw-t { background: rgba(221,107,32,0.1);  border-color: rgba(221,107,32,0.3); }

.sw-s strong { color: #38a169; }
.sw-w strong { color: #e53e3e; }
.sw-o strong { color: var(--accent-blue); }
.sw-t strong { color: #dd6b20; }

/* ── Dreieck (Magisches Dreieck) ─────────────────────────── */
.zs-dreieck-wrap { text-align: center; margin: 0.75rem 0; }

/* ── Loading ─────────────────────────────────────────────── */
.zs-loading {
  text-align: center;
  color: var(--text-muted);
  padding: 3rem;
  font-size: 0.9rem;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 1100px) {
  .zs-page { grid-template-columns: 220px 250px 1fr; }
}

@media (max-width: 900px) {
  .zs-page { grid-template-columns: 220px 1fr; }
  .zs-toc-panel { display: none; }
  .zs-content { grid-column: 2; padding: 1.5rem; }
}

@media (max-width: 640px) {
  .zs-page { grid-template-columns: 1fr; height: auto; overflow: visible; }
  .zs-content { grid-column: 1; padding: 1rem; height: auto; padding-bottom: 80px; }
  .zs-sv-grid { grid-template-columns: repeat(2, 1fr); }
  .zs-tuckman { flex-wrap: wrap; }
  .zs-klr-flow { flex-direction: column; }
  .zs-grundsaetze-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   KI-CHAT WIDGET (Zusammenfassungsseite)
   ============================================================ */
:root { --ki-fach-color: #e85d4a; }

.ki-widget { position: fixed; bottom: 24px; right: 24px; z-index: 1000; }

/* G3-Fix: Auffälliger Pill-Button mit Text, orange Hintergrund, Pulsier-Animation */
.ki-fab {
  /* Kein festes width/height mehr — wächst mit dem Text */
  min-height: 48px;
  border-radius: 28px;
  background: #f0a03c;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  font-family: inherit;
  box-shadow: 0 4px 16px rgba(240, 160, 60, 0.5);
  transition: transform 0.2s, opacity 0.25s, box-shadow 0.2s;
  /* Pulsier-Animation alle 30 Sekunden */
  animation: ki-fab-puls 30s ease-in-out infinite;
}
.ki-fab:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 22px rgba(240, 160, 60, 0.65);
}
.ki-fab.hidden { opacity: 0; pointer-events: none; transform: scale(0.7); }
.ki-fab svg { width: 20px; height: 20px; stroke: #fff; fill: none; stroke-width: 2; flex-shrink: 0; }
.ki-fab-text { white-space: nowrap; }

@keyframes ki-fab-puls {
  /* Puls-Effekt bei 0% und kurz danach, danach 30 Sekunden Pause */
  0%   { transform: scale(1); box-shadow: 0 4px 16px rgba(240,160,60,0.5); }
  1.5% { transform: scale(1.05); box-shadow: 0 6px 24px rgba(240,160,60,0.7); }
  3%   { transform: scale(1); box-shadow: 0 4px 16px rgba(240,160,60,0.5); }
  100% { transform: scale(1); box-shadow: 0 4px 16px rgba(240,160,60,0.5); }
}

.ki-panel {
  position: absolute; bottom: 70px; right: 0;
  width: 380px; height: 480px;
  background: var(--bg-secondary); border: 1px solid var(--border); border-radius: 16px;
  display: flex; flex-direction: column;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  opacity: 0; transform: translateY(16px) scale(0.96); pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease; overflow: hidden;
}
.ki-panel.open { opacity: 1; transform: translateY(0) scale(1); pointer-events: all; }

.ki-panel-header {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.875rem 1rem; border-bottom: 1px solid var(--border);
  background: var(--bg-tertiary); flex-shrink: 0;
}
.ki-panel-title { display: flex; align-items: center; gap: 0.4rem; font-size: 0.9rem; font-weight: 700; color: var(--text-primary); }
.ki-panel-title svg { stroke: var(--ki-fach-color); }
.ki-panel-kontext { flex: 1; font-size: 0.75rem; color: var(--text-muted); }
.ki-close-btn { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 1rem; padding: 0.25rem; line-height: 1; transition: color 0.15s; }
.ki-close-btn:hover { color: var(--text-primary); }

.ki-verlauf { flex: 1; overflow-y: auto; padding: 1rem; display: flex; flex-direction: column; gap: 0.75rem; }
.ki-willkommen p { font-size: 0.83rem; color: var(--text-muted); text-align: center; line-height: 1.5; }

.ki-nachricht { font-size: 0.85rem; line-height: 1.55; padding: 0.6rem 0.875rem; border-radius: 10px; max-width: 90%; }
.ki-nachricht-user { background: var(--ki-fach-color); color: #fff; align-self: flex-end; border-bottom-right-radius: 3px; }
.ki-nachricht-assistant { background: var(--bg-tertiary); color: var(--text-secondary); align-self: flex-start; border-bottom-left-radius: 3px; border: 1px solid var(--border); }
.ki-nachricht-fehler { color: var(--accent-red) !important; border-color: rgba(229,62,62,0.3) !important; }

.ki-input-area { display: flex; align-items: flex-end; gap: 0.5rem; padding: 0.75rem 1rem; border-top: 1px solid var(--border); flex-shrink: 0; }
.ki-textarea { flex: 1; background: var(--bg-tertiary); border: 1px solid var(--border); border-radius: 10px; color: var(--text-primary); font-size: 0.85rem; font-family: inherit; padding: 0.5rem 0.75rem; resize: none; outline: none; line-height: 1.5; transition: border-color 0.15s; max-height: 100px; }
.ki-textarea:focus { border-color: var(--ki-fach-color); }
.ki-send-btn { width: 36px; height: 36px; border-radius: 50%; background: var(--ki-fach-color); border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: opacity 0.15s; }
.ki-send-btn:hover { opacity: 0.85; }
.ki-send-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.ki-send-btn svg { stroke: #fff; }

@media (max-width: 480px) { .ki-panel { width: calc(100vw - 32px); right: -8px; } }

/* ── Prüfungs-Timer-Bar ──────────────────────────────────── */
.pruefung-timer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.875rem 1.25rem;
  margin-bottom: 1.5rem;
  gap: 1rem;
}

.ptb-left { flex: 1; }
.ptb-title { font-size: 0.9rem; font-weight: 700; color: var(--text-primary); }
.ptb-meta { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }

.ptb-center { text-align: center; flex-shrink: 0; }
.ptb-uhr {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent-green);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  transition: color 0.3s;
}
.ptb-uhr.warnung { color: var(--accent-yellow); }
.ptb-uhr.kritisch { color: var(--accent-red); animation: puls 1s ease-in-out infinite; }
.ptb-uhr-label { font-size: 0.7rem; color: var(--text-muted); margin-top: 2px; text-transform: uppercase; letter-spacing: 0.05em; }

.ptb-right { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }

@keyframes puls { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

/* ── Prüfungs-Ergebnis ───────────────────────────────────── */
.pruefung-ergebnis {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  margin-bottom: 1.5rem;
}
.pe-score { font-size: 3rem; font-weight: 800; letter-spacing: -0.03em; margin: 0.5rem 0; }
.pe-label { font-size: 1rem; color: var(--text-secondary); margin-bottom: 1rem; }
.pe-bestanden { color: var(--accent-green); }
.pe-nicht-bestanden { color: var(--accent-red); }
.pe-detail { font-size: 0.875rem; color: var(--text-muted); }

/* ── Dashboard-Weitermachen-Karte ─────────────────────────── */
.dash-weitermachen-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: linear-gradient(135deg, rgba(59,130,246,0.08), rgba(59,130,246,0.03));
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}
.dash-wm-icon { width: 36px; height: 36px; border-radius: 50%; background: var(--accent-blue); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.dash-wm-icon svg { width: 16px; height: 16px; stroke: #fff; fill: #fff; }
.dash-wm-text { flex: 1; min-width: 0; }
.dash-wm-title { font-size: 0.875rem; font-weight: 700; color: var(--text-primary); }
.dash-wm-sub { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ── Offene Prüfungen ────────────────────────────────────── */
.offene-pruefungen-liste { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.5rem; }
.offene-pruefung-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
}
.op-fach-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 10px;
  background: var(--bg-tertiary);
  color: var(--text-muted);
  flex-shrink: 0;
}
.op-fach-badge.fach-rbh  { color: #e85d4a; }
.op-fach-badge.fach-bwh  { color: #3b82f6; }
.op-fach-badge.fach-mikp { color: #f0a03c; }
.op-fach-badge.fach-zib  { color: #a78bfa; }
.op-fach-badge.fach-ntg  { color: #4ade80; }
.op-info { flex: 1; min-width: 0; }
.op-title { font-size: 0.875rem; font-weight: 600; color: var(--text-primary); }
.op-meta  { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }

/* ── Letzte Prüfungen Liste ──────────────────────────────── */
.letzte-pruefungen-liste { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 2rem; }
.letzte-pruefung-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
}
.lp-fach { font-size: 0.8rem; font-weight: 700; width: 40px; flex-shrink: 0; }
.lp-info { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.lp-jahr { font-size: 0.875rem; color: var(--text-primary); font-weight: 600; }
.lp-datum { font-size: 0.75rem; color: var(--text-muted); }
.lp-score { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; flex-shrink: 0; }
.lp-punkte { font-size: 0.9rem; font-weight: 700; }

/* ── Filter-Select ───────────────────────────────────────── */
.dash-pruef-filter { display: flex; align-items: center; gap: 0.5rem; }
.filter-select {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.8rem;
  padding: 4px 8px;
  cursor: pointer;
  outline: none;
}
.filter-select:focus { border-color: var(--accent-blue); }

.empty-hint { font-size: 0.875rem; color: var(--text-muted); padding: 1rem; text-align: center; }
.btn-sm { font-size: 0.8rem; padding: 6px 12px; }

/* ── Prüfungs-Fragen-Container ───────────────────────────── */
#pruefung-fragen-container { padding: 0; }

.exam-progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.exam-nav-dots {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 1.25rem;
}
.exam-dot {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}
.exam-dot.aktiv { border-color: var(--accent-blue); color: var(--accent-blue); background: rgba(59,130,246,0.1); }
.exam-dot.beantwortet { background: rgba(74,222,128,0.12); border-color: rgba(74,222,128,0.4); color: var(--accent-green); }
.exam-dot.aktiv.beantwortet { border-color: var(--accent-blue); color: var(--accent-blue); }

.exam-frage-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1rem;
}
.exam-frage-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.exam-fach-chip {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 10px;
  background: var(--bg-tertiary);
  color: var(--text-muted);
}
.exam-fach-chip.fach-rbh  { color: #e85d4a; }
.exam-fach-chip.fach-bwh  { color: #3b82f6; }
.exam-fach-chip.fach-mikp { color: #f0a03c; }
.exam-fach-chip.fach-zib  { color: #a78bfa; }
.exam-fach-chip.fach-ntg  { color: #4ade80; }
.exam-punkte-chip { font-size: 0.72rem; color: var(--text-muted); }
.exam-frage-text { font-size: 1rem; font-weight: 600; color: var(--text-primary); line-height: 1.5; margin-bottom: 1.25rem; }
.exam-antworten { display: flex; flex-direction: column; gap: 0.5rem; }
.exam-antwort-btn {
  text-align: left;
  padding: 0.75rem 1rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.exam-antwort-btn:hover { border-color: var(--accent-blue); color: var(--text-primary); }
.exam-antwort-btn.gewaehlt { background: rgba(59,130,246,0.15); border-color: var(--accent-blue); color: var(--accent-blue); font-weight: 600; }

.exam-nav-buttons { display: flex; justify-content: space-between; gap: 0.75rem; margin-top: 1rem; }

.exam-uebersicht {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
}
.exam-uebersicht h2 { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--text-primary); }
.exam-uebersicht p { color: var(--text-secondary); margin-bottom: 1rem; }
.exam-uebersicht-dots { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; }

/* Lösungsübersicht */
.exam-loesung-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}
.eli-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.75rem; }
/* Fragetext — größer + farbiger linker Balken */
.eli-frage {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  padding: 10px 14px;
  border-radius: 6px;
  background: rgba(255,255,255,0.04);
  line-height: 1.5;
}
/* Antworten als eigene Blöcke */
.eli-antworten-liste { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.eli-antwort-block {
  font-size: 13px;
  padding: 7px 12px;
  border-radius: 5px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}
.eli-antwort-block.eli-antwort-richtig {
  background: rgba(74,222,128,0.1);
  border-color: var(--accent-green);
  color: var(--accent-green);
  font-weight: 600;
}
.eli-antwort-block.eli-antwort-falsch {
  background: rgba(239,68,68,0.1);
  border-color: var(--accent-red);
  color: var(--accent-red);
  font-weight: 600;
}
/* Musterlösung-Toggle */
.eli-loesung-bereich { margin: 10px 0; }
.eli-loesung-btn {
  background: none;
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s;
}
.eli-loesung-btn:hover { background: var(--bg-card-hover); }
.eli-loesung-inhalt { margin-top: 12px; }
.eli-loesung-alt {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
  padding: 10px;
  background: var(--bg-card);
  border-radius: 6px;
}
/* KI-Hilfe Button Auswertung */
.eli-ki-btn {
  display: block;
  width: 100%;
  margin-top: 10px;
  padding: 10px 16px;
  background: rgba(240,160,60,0.08);
  border: 1px solid rgba(240,160,60,0.35);
  border-radius: 8px;
  color: #f0a03c;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
}
.eli-ki-btn:hover { background: rgba(240,160,60,0.15); }
/* Altes Format — unverändert behalten */
.eli-antwort { font-size: 0.8rem; padding: 4px 0; }
.eli-antwort.richtig { color: var(--accent-green); }
.eli-antwort.falsch  { color: var(--accent-red); }
.eli-erklaerung { font-size: 0.78rem; color: var(--text-muted); margin-top: 6px; font-style: italic; border-top: 1px solid var(--border); padding-top: 6px; }

/* ── Prüfungs-Start-Grid ─────────────────────────────────── */
.pruefung-start-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.pruefung-start-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s;
}
.pruefung-start-card:hover { border-color: var(--accent-blue); transform: translateY(-2px); }
.psc-icon { font-size: 2rem; margin-bottom: 0.5rem; }
.psc-title { font-size: 1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 0.25rem; }
.psc-desc { font-size: 0.8rem; color: var(--text-muted); }

/* ── Dashboard Stats Grid: 5 Spalten ────────────────────── */
/* Wenn Prüfungs-Avg Karte vorhanden: Grid auf 5 Spalten erweitern */
.dashboard-stats-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }

/* ── Prüfungstermine-Grid ────────────────────────────────── */
.pruef-termine-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-bottom: 0.5rem;
}
.pruef-gruppe-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
}
.pruef-gruppe-titel {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}
.pruef-termin-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}
.pruef-termin-row:last-child { border-bottom: none; }
.pruef-termin-datum {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}
.pruef-termin-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}
.pruef-countdown {
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 12px;
  white-space: nowrap;
}
.pruef-countdown.soon {
  background: rgba(232,93,74,0.15);
  color: var(--accent-red);
}
.pruef-countdown.mid {
  background: rgba(240,160,60,0.15);
  color: #f0a03c;
}
.pruef-countdown.far {
  background: rgba(74,222,128,0.1);
  color: var(--accent-green);
}
.pruef-hinweis {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 0.5rem;
  font-style: italic;
}
.pruef-skeleton {
  height: 120px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}

/* ── Pareto-Analyse ──────────────────────────────────────── */
.pareto-hinweis {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: rgba(240,160,60,0.08);
  border: 1px solid rgba(240,160,60,0.25);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.5;
}
.pareto-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.pareto-tab {
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.pareto-tab:hover { border-color: var(--border-hover); color: var(--text-primary); }
.pareto-tab.active { color: #fff; }
.pareto-chart-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}
.pareto-chart { display: flex; flex-direction: column; gap: 6px; }
.pareto-row {
  display: grid;
  grid-template-columns: minmax(120px, 220px) 1fr 46px;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  transition: opacity 0.15s;
}
.pareto-row.b-teil { opacity: 0.5; }
.pareto-row.b-teil:hover { opacity: 0.8; }
.pareto-row.schwach .pareto-label { color: var(--accent-red); }
.pareto-label {
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  gap: 6px;
}
.pareto-schwach-badge {
  font-size: 9px;
  font-weight: 700;
  background: rgba(232,93,74,0.15);
  color: var(--accent-red);
  border: 1px solid rgba(232,93,74,0.3);
  border-radius: 4px;
  padding: 1px 5px;
  white-space: nowrap;
  flex-shrink: 0;
}
.pareto-bar-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 20px;
}
.pareto-bar {
  height: 14px;
  border-radius: 3px;
  min-width: 2px;
  transition: width 0.4s ease;
}
.pareto-pct {
  font-size: 11px;
  color: var(--text-muted);
  min-width: 28px;
}
.pareto-cum {
  font-size: 11px;
  color: var(--text-muted);
  text-align: right;
}
.pareto-grenze {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 2px dashed rgba(255,255,255,0.2);
  padding: 8px 0 4px;
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-top: 4px;
  grid-column: 1/-1;
}

/* ── Forum: Gast-Blur ────────────────────────────────────── */
.msg-blurred {
  position: relative;
  pointer-events: none;
  user-select: none;
}
.msg-blurred .msg-content,
.msg-blurred .msg-name,
.msg-blurred .msg-time {
  filter: blur(5px);
}
.forum-guest-overlay {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(to bottom, rgba(17,19,30,0) 0%, rgba(17,19,30,0.92) 40%, var(--bg-primary) 100%);
  padding: 2rem 1rem 1rem;
  text-align: center;
  margin-top: -60px;
}
.forum-guest-overlay-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}
.forum-guest-overlay-text {
  font-size: 13px;
  color: var(--text-muted);
  max-width: 280px;
  line-height: 1.5;
}
.forum-guest-btns {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.forum-guest-btn {
  padding: 8px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: opacity 0.15s;
}
.forum-guest-btn:hover { opacity: 0.85; }
.forum-guest-btn.primary { background: var(--accent-red); color: #fff; }
.forum-guest-btn.secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

/* ── Dashboard Verbesserungen ─────────────────────────────── */
.section-title {
  font-size: 22px !important;
  font-weight: 700 !important;
}

.section-header {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle, #2a2d3e);
}

.panel-title {
  font-size: 18px;
  font-weight: 700;
}

/* Prüfungsinformationen kombinierter Bereich */
.pruef-info-section {
  margin-top: 2.5rem;
}

.pruef-info-section-header {
  margin-bottom: 1rem;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle, #2a2d3e);
}

.pruef-info-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
}

.pruef-info-year {
  color: var(--accent-blue, #3b82f6);
  font-size: 26px;
}

.pruef-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.pruef-info-sub-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

@media (max-width: 900px) {
  .pruef-info-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Lösung anzeigen: grüner Button ───────────────────────── */
.btn-loesung-gruen {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md, 8px);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: #fff;
  border: none;
  box-shadow: 0 0 12px rgba(34, 197, 94, 0.4);
}
.btn-loesung-gruen:hover {
  box-shadow: 0 0 20px rgba(34, 197, 94, 0.65);
  transform: translateY(-1px);
}
.btn-loesung-gruen svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ── Änderung 4: Buttons nach falscher Antwort ─────────────── */
.btn-musterloesung {
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  box-shadow: 0 0 15px rgba(34, 197, 94, 0.6), 0 0 30px rgba(34, 197, 94, 0.3);
  animation: plasma-green 2s ease-in-out infinite alternate;
  transition: all 0.3s;
  font-family: inherit;
  font-size: 0.9rem;
}

@keyframes plasma-green {
  0% { box-shadow: 0 0 10px rgba(34, 197, 94, 0.5), 0 0 20px rgba(34, 197, 94, 0.3); }
  100% { box-shadow: 0 0 20px rgba(34, 197, 94, 0.8), 0 0 40px rgba(34, 197, 94, 0.5), 0 0 60px rgba(34, 197, 94, 0.2); }
}

.btn-ki-fragen {
  background: linear-gradient(135deg, #f97316, #ea580c);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  box-shadow: 0 0 15px rgba(249, 115, 22, 0.5);
  transition: all 0.3s;
  font-family: inherit;
  font-size: 0.9rem;
}

.btn-ki-fragen:hover {
  box-shadow: 0 0 25px rgba(249, 115, 22, 0.8);
  transform: translateY(-1px);
}

/* ── Änderung 5: KI-Hinweis Glow + Puls ───────────────────── */
.ki-hint-glow {
  box-shadow: 0 0 8px rgba(249, 115, 22, 0.3);
  border: 1px solid rgba(249, 115, 22, 0.4);
  transition: all 0.3s;
}

@keyframes ki-pulse {
  0%, 100% { box-shadow: 0 0 8px rgba(249, 115, 22, 0.3), 0 0 15px rgba(249, 115, 22, 0.1); }
  50% { box-shadow: 0 0 20px rgba(249, 115, 22, 0.7), 0 0 35px rgba(249, 115, 22, 0.4); }
}

.ki-hint-glow.pulsing {
  animation: ki-pulse 1.5s ease-in-out infinite;
}

/* ── A2-Fix: KI-Aufgaben-Button ──────────────────────────── */
.chip-ki-aufgaben {
  background: rgba(240,160,60,0.12) !important;
  border-color: rgba(240,160,60,0.4) !important;
  color: #f0a03c !important;
  font-weight: 600;
}

.chip-ki-aufgaben:hover {
  background: rgba(240,160,60,0.22) !important;
  border-color: #f0a03c !important;
}

.chip-ki-aufgaben.active {
  background: rgba(240,160,60,0.3) !important;
  border-color: #f0a03c !important;
  box-shadow: 0 0 8px rgba(240,160,60,0.4);
}

.chip-ki-gesperrt {
  opacity: 0.55;
  cursor: not-allowed !important;
}

/* ── Änderung 6: Zusatzprüfungen Checkbox (entfernt, Klassen bleiben für Kompatibilität) ──── */
.zusatz-checkbox {
  display: none; /* entfernt */
}

/* ── Lernplan Wochen-Akkordion ─────────────────────────────── */
.lp-woche { border: 1px solid #1e2233; border-radius: 10px; margin-bottom: 10px; overflow: hidden; }
.lp-woche-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; background: #1a1d2e; cursor: pointer; user-select: none; gap: 12px; }
.lp-woche-header:hover { background: #1e2436; }
.lp-woche-title { font-size: 13px; font-weight: 600; color: #e2e4ea; }
.lp-woche-badge { font-size: 12px; color: #9aa0b0; background: #252838; border-radius: 10px; padding: 2px 10px; white-space: nowrap; flex-shrink: 0; }
.lp-woche-chevron { width: 16px; height: 16px; color: #6b7280; flex-shrink: 0; transition: transform 0.25s ease; }
.lp-woche.open .lp-woche-chevron { transform: rotate(180deg); }
.lp-woche-body { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.lp-woche.open .lp-woche-body { max-height: 4000px; }
.lp-woche-row { display: flex; align-items: center; gap: 8px; padding: 9px 16px; border-top: 1px solid #1e2233; font-size: 13px; flex-wrap: wrap; }
.lp-woche-row.heute-row { background: rgba(232,116,42,0.07); }
.lp-woche-row.verpasst-row { background: rgba(232,93,74,0.05); }
.lp-woche-row-datum { min-width: 76px; font-size: 12px; color: #9aa0b0; flex-shrink: 0; }
.lp-woche-row-aufgabe { flex: 1; display: flex; align-items: center; gap: 5px; flex-wrap: wrap; min-width: 0; }
.lp-fach-badge { border: 1px solid; border-radius: 4px; padding: 1px 6px; font-size: 11px; font-weight: 700; flex-shrink: 0; }
.lp-row-quote { font-size: 12px; white-space: nowrap; flex-shrink: 0; }
.lp-row-quote .q-richtig { color: #4ade80; }
.lp-row-quote .q-falsch  { color: #e85d4a; }
.lp-row-btn { background: #1e2233; border: none; border-radius: 6px; color: #9aa0b0; font-size: 12px; padding: 4px 10px; cursor: pointer; white-space: nowrap; flex-shrink: 0; }
.lp-row-btn:hover { background: #252838; color: #e2e4ea; }
.lp-verpasst-badge { display: inline-flex; align-items: center; gap: 3px; background: rgba(232,93,74,0.15); color: #e85d4a; border-radius: 10px; padding: 1px 8px; font-size: 12px; font-weight: 600; margin-left: 6px; }

.badge-soon {
  background: #3b82f6;
  color: white;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
}

/* ============================================================
   AUFGABE 1: Vorteile grün / Nachteile rot (vn-container)
   ============================================================ */
.vn-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 12px 0;
}

.vorteile-liste {
  background: rgba(34, 197, 94, 0.1);
  border-left: 3px solid #22c55e;
  border-radius: 6px;
  padding: 10px 12px;
}

.nachteile-liste {
  background: rgba(239, 68, 68, 0.1);
  border-left: 3px solid #ef4444;
  border-radius: 6px;
  padding: 10px 12px;
}

.vorteil-label {
  color: #22c55e;
  display: block;
  margin-bottom: 6px;
  font-size: 0.9rem;
}

.nachteil-label {
  color: #ef4444;
  display: block;
  margin-bottom: 6px;
  font-size: 0.9rem;
}

.vorteile-liste ul,
.nachteile-liste ul {
  margin: 0;
  padding-left: 16px;
}

.vorteile-liste li,
.nachteile-liste li {
  margin-bottom: 3px;
  font-size: 0.9rem;
}

@media (max-width: 640px) {
  .vn-container {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   AUFGABE 2: Formeln als echte Brüche (formel-display)
   ============================================================ */
.formel-display {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 6px;
  padding: 8px 14px;
  margin: 6px 0;
  font-family: 'Courier New', monospace;
  flex-wrap: wrap;
}

.formel-bruch {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  vertical-align: middle;
}

.zaehler,
.nenner {
  padding: 1px 4px;
  font-size: 0.85em;
}

.bruchstrich {
  width: 100%;
  height: 1px;
  background: currentColor;
  margin: 2px 0;
}

.formel-name {
  font-weight: 600;
  color: #3b82f6;
}

/* ============================================================
   AUFGABE 3: Info- und Wichtig-Boxen
   ============================================================ */
.info-box {
  background: rgba(59, 130, 246, 0.08);
  border-left: 3px solid #3b82f6;
  border-radius: 4px;
  padding: 10px 14px;
  margin: 10px 0;
  font-size: 0.9rem;
}

.wichtig-box {
  background: rgba(234, 179, 8, 0.1);
  border-left: 3px solid #eab308;
  border-radius: 4px;
  padding: 10px 14px;
  margin: 10px 0;
  font-size: 0.9rem;
}

.wichtig-box::before {
  content: "Wichtig: ";
  font-weight: 700;
  color: #eab308;
}

/* ============================================================
   NEUE FEATURES: Überschriften, Premium-Modal, Stat-Karten
   ============================================================ */

/* 1. Dashboard-Hauptüberschriften vergrößern */
.section-title {
  font-size: 1.4rem !important;
  font-weight: 700;
  color: var(--text-primary);
  border-bottom: 2px solid rgba(255,255,255,0.1);
  padding-bottom: 8px;
  margin-bottom: 20px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 20px;
}

/* 3. Premium-Badge-Hinweis (Free-Tier Banner) */
.premium-badge-hint {
  display: inline-block;
  background: linear-gradient(135deg, #f0a03c, #ea580c);
  color: white;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
  margin-left: 8px;
}

/* 4. Premium-Pakete-Modal */
.premium-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.premium-modal-overlay.aktiv {
  display: flex;
}

.premium-modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 2rem;
  max-width: 720px;
  width: calc(100% - 2rem);
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.premium-modal-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  text-align: center;
}

.premium-modal-sub {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 2rem;
}

.premium-pakete-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 600px) {
  .premium-pakete-grid { grid-template-columns: 1fr; }
}

.paket-karte {
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: 12px;
  padding: 1.5rem;
  position: relative;
}

.paket-karte.empfohlen {
  border: 2px solid var(--accent-orange);
  box-shadow: 0 0 24px rgba(240,160,60,0.2);
}

.empfohlen-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #f0a03c, #ea580c);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 10px;
  white-space: nowrap;
  letter-spacing: 0.5px;
}

.paket-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.paket-preis {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-orange);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.paket-preis small {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--text-muted);
}

.paket-features {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
}

.paket-features li {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 4px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.paket-features li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  flex-shrink: 0;
}

.paket-btn {
  display: block;
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: none;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: all 0.15s;
}

.paket-btn.standard {
  background: var(--bg-card-hover);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.paket-btn.standard:hover {
  background: var(--border-default);
  color: var(--text-primary);
}

.paket-btn.premium {
  background: linear-gradient(135deg, #f0a03c, #ea580c);
  color: #fff;
}

.paket-btn.premium:hover { opacity: 0.9; transform: translateY(-1px); }

/* 7. Stat-Karten klickbar */
.stat-card.klickbar {
  cursor: pointer;
  transition: all 0.2s ease;
}

.stat-card.klickbar:hover {
  border-color: var(--border-subtle);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

/* Statistik-Seite */
.statistik-grid {
  display: grid;
  /* A4-Fix: zwei Spalten bei breitem Screen, eine bei schmalem */
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

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

.statistik-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  /* A4-Fix: min-height und padding erhöht */
  min-height: 320px;
  padding: 20px;
}

.statistik-panel-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  border-bottom: 2px solid rgba(255,255,255,0.1);
  padding-bottom: 8px;
  margin-bottom: 16px;
}

.exam-liste {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 300px;
  overflow-y: auto;
}

.exam-eintrag {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  font-size: 13px;
}

.exam-eintrag-fach {
  font-weight: 600;
  color: var(--text-primary);
}

.exam-eintrag-meta {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.exam-eintrag-score {
  font-size: 15px;
  font-weight: 700;
  color: var(--accent-green);
}

/* Anki / Schwachstellen-Seite */
.anki-karte {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: 2rem;
  max-width: 680px;
  margin: 0 auto 20px;
}

.anki-frage {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.anki-antworten {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 1.5rem;
}

.anki-antwort-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
}

.anki-antwort-btn:hover {
  border-color: var(--accent-blue);
  color: var(--text-primary);
}

.anki-antwort-btn.richtig {
  border-color: var(--accent-green);
  background: rgba(74,222,128,0.1);
  color: var(--accent-green);
}

.anki-antwort-btn.falsch {
  border-color: var(--accent-red);
  background: rgba(232,93,74,0.1);
  color: var(--accent-red);
}

.anki-wiederholen-btns {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 1rem;
}

.anki-btn {
  padding: 8px 18px;
  border-radius: 20px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.anki-btn:hover { background: var(--bg-card-hover); color: var(--text-primary); }

.anki-btn.verstanden {
  background: rgba(74,222,128,0.15);
  border-color: var(--accent-green);
  color: var(--accent-green);
}

.anki-btn.verstanden:hover {
  background: rgba(74,222,128,0.25);
}

/* ── Schwachstellen KI-Buttons ────────────────────────────── */
.anki-ki-tipp-btn {
  display: block;
  width: 100%;
  margin: 8px 0;
  padding: 9px 14px;
  background: rgba(59,130,246,0.07);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 8px;
  color: #3b82f6;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  text-align: center;
  transition: background 0.15s;
}
.anki-ki-tipp-btn:hover { background: rgba(59,130,246,0.14); }
.anki-ki-hilfe-btn {
  display: block;
  width: 100%;
  margin: 10px 0;
  padding: 9px 14px;
  background: rgba(240,160,60,0.08);
  border: 1px solid rgba(240,160,60,0.3);
  border-radius: 8px;
  color: #f0a03c;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  text-align: center;
  transition: background 0.15s;
}
.anki-ki-hilfe-btn:hover { background: rgba(240,160,60,0.15); }
.anki-ki-panel {
  background: var(--bg-secondary);
  border: 1px solid rgba(240,160,60,0.25);
  border-radius: 10px;
  padding: 14px;
  margin: 8px 0;
}
.anki-leer {
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
  font-size: 1rem;
}

.anki-fortschritt {
  text-align: center;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 20px;
}

/* h4 Unterüberschriften in Zusammenfassungen */
.zs-artikel h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 1.25rem 0 0.4rem;
  padding-left: 0.5rem;
  border-left: 2px solid var(--fach-color, var(--accent-blue));
}

/* ── Onboarding Spotlight-System ── */
.ob-overlay-piece {
  position: fixed;
  background: rgba(0,0,0,0.75);
  z-index: 10000;
  pointer-events: auto;
  transition: all 0.25s ease;
}
.ob-tooltip {
  position: fixed;
  z-index: 10001;
  background: #1a1d27;
  border: 1px solid #e8742a;
  border-radius: 12px;
  padding: 20px 24px;
  max-width: 320px;
  min-width: 260px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
  pointer-events: auto;
  animation: ob-fadein 0.2s ease;
}
@keyframes ob-fadein {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.ob-tooltip-progress { font-size:12px; color:#e8742a; text-align:right; margin-bottom:10px; }
.ob-tooltip-icon { font-size:2rem; margin-bottom:8px; }
.ob-tooltip-title { font-size:16px; font-weight:700; color:#fff; margin-bottom:8px; }
.ob-tooltip-text { font-size:14px; color:#9aa0b0; line-height:1.6; margin-bottom:20px; }
.ob-tooltip-actions { display:flex; justify-content:space-between; align-items:center; }
.ob-btn-skip { background:none; border:none; color:#5a6070; font-size:13px; cursor:pointer; padding:4px 0; }
.ob-btn-skip:hover { color:#9aa0b0; }
.ob-btn-next { background:#e8742a; border:none; color:#fff; border-radius:8px; padding:8px 20px; font-weight:600; font-size:14px; cursor:pointer; transition:background 0.15s; }
.ob-btn-next:hover { background:#d4682a; }
/* Pfeil-Dreiecke */
.ob-arrow { position:absolute; width:0; height:0; }
.ob-arrow-right  { left:-8px;   top:50%; transform:translateY(-50%); border-top:8px solid transparent; border-bottom:8px solid transparent; border-right:8px solid #e8742a; }
.ob-arrow-left   { right:-8px;  top:50%; transform:translateY(-50%); border-top:8px solid transparent; border-bottom:8px solid transparent; border-left:8px solid #e8742a; }
.ob-arrow-bottom { top:-8px;    left:50%; transform:translateX(-50%); border-left:8px solid transparent; border-right:8px solid transparent; border-bottom:8px solid #e8742a; }
.ob-arrow-top    { bottom:-8px; left:50%; transform:translateX(-50%); border-left:8px solid transparent; border-right:8px solid transparent; border-top:8px solid #e8742a; }
/* "Tour neu starten"-Button im Profil */
.profil-tour-btn { background:transparent; border:1px solid #2a2d3a; color:#9aa0b0; border-radius:8px; padding:9px 18px; font-size:14px; cursor:pointer; transition:border-color 0.15s,color 0.15s; display:inline-flex; align-items:center; gap:8px; }
.profil-tour-btn:hover { border-color:#e8742a; color:#e8742a; }

/* ── Free-User Fortschritt-Meldung ─────────────────────────── */
.fortschritt-meldung {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #1e293b;
  border: 1px solid rgba(240,160,60,0.4);
  border-radius: 12px;
  padding: 16px 20px;
  z-index: 9000;
  max-width: 480px;
  width: 90%;
  opacity: 0;
  transition: all 0.4s ease;
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
}
.fortschritt-meldung.sichtbar {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.fortschritt-meldung-content {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.fortschritt-meldung-icon { font-size: 1.8rem; flex-shrink: 0; }
.fortschritt-meldung strong { display: block; margin-bottom: 4px; }
.fortschritt-meldung p { font-size: 0.85rem; color: rgba(255,255,255,0.65); margin: 0; }
.fortschritt-meldung-buttons { display: flex; gap: 8px; margin-top: 10px; flex-shrink: 0; }
.fortschritt-meldung-buttons button { padding: 6px 14px; border-radius: 6px; border: none; cursor: pointer; font-size: 0.85rem; }
.fortschritt-meldung-buttons button:first-child { background: #3b82f6; color: white; font-weight: 600; }
.btn-dismiss { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.7); }

/* ── Grafik-Zoom-Overlay ─────────────────────────────────────── */
#grafik-zoom-overlay {
  display: none; position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.92); cursor: zoom-out;
  justify-content: center; align-items: center; padding: 20px;
}
#grafik-zoom-overlay.active { display: flex; }

/* ══════════════════════════════════════════════════════════════
   Formelsammlung – Gruppen-Layout
   ══════════════════════════════════════════════════════════════ */

/* ── Suchfeld ────────────────────────────────────────────────── */
.formel-suche-wrap {
  margin-bottom: 16px;
}

.formel-suche-input {
  width: 100%;
  max-width: 420px;
  background: var(--bg-card, #131520);
  border: 1px solid var(--border-subtle, #2a2d42);
  border-radius: var(--radius-lg, 10px);
  color: var(--text-secondary, #e2e4ea);
  font-size: 13px;
  padding: 9px 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}

.formel-suche-input:focus {
  border-color: var(--accent-blue, #3b82f6);
}

.formel-suche-input::placeholder {
  color: var(--text-dim, #6b6f82);
}

/* ── Gruppen-Block ───────────────────────────────────────────── */
.formel-gruppe {
  background: var(--bg-card, #131520);
  border: 1px solid var(--border-default, #1e2030);
  border-radius: 12px;
  margin-bottom: 20px;
  overflow: hidden;
}

.formel-gruppe-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-default, #1e2030);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 20px;
  color: var(--text-primary, #ffffff);
  background: var(--bg-card-hover, #1a1c2e);
  letter-spacing: -0.2px;
}

.formel-gruppe-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 10px;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}

.formel-gruppe-name {
  flex: 1;
}

.formel-gruppe-count {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-dim, #6b6f82);
  background: var(--bg-secondary, #0a0b12);
  padding: 2px 8px;
  border-radius: 10px;
  border: 1px solid var(--border-default, #1e2030);
  flex-shrink: 0;
}

/* ── Formel-Eintrag ──────────────────────────────────────────── */
.formel-eintrag {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.formel-eintrag + .formel-eintrag {
  border-top: 1px solid var(--border-default, #1e2030);
}

.formel-eintrag-inner {
  display: flex;
  gap: 16px;
  align-items: stretch;
}

/* ── Grafik (links, streckt sich auf Block-Höhe) ─────────────── */
/* ── Grafik (links, klickbar) ────────────────────────────────── */
.formel-grafik-klein {
  flex: 0 0 220px;
  min-height: 160px;
  background: #1e2130;
  border: 1px solid var(--border-default, #1e2030);
  border-radius: 8px;
  padding: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  align-self: stretch;
  cursor: zoom-in;
  position: relative;
  transition: border-color 0.15s;
}

.formel-grafik-klein:hover {
  border-color: #4ade80;
}

.formel-grafik-klein::after {
  content: '🔍';
  position: absolute;
  bottom: 6px;
  right: 8px;
  font-size: 13px;
  opacity: 0.5;
}

.formel-grafik-klein:hover::after {
  opacity: 1;
}

.formel-grafik-klein svg {
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

/* ── Grafik Zoom-Lightbox ─────────────────────────────────────── */
#formel-zoom-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1100;
  background: rgba(0,0,0,0.85);
  cursor: zoom-out;
}

#formel-zoom-overlay.aktiv {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

#formel-zoom-panel {
  position: relative;
  background: #1e2130;
  border: 1px solid #2a2d3e;
  border-radius: 14px;
  padding: 20px;
  max-width: 90vw;
  max-height: 90vh;
  overflow: auto;
  cursor: default;
  display: flex;
  flex-direction: column;
  gap: 10px;
  /* kein Slide-in mehr — direkt zentriert */
}

#formel-zoom-close {
  align-self: flex-end;
  background: none;
  border: 1px solid #2a2d3e;
  border-radius: 6px;
  color: #8b8fa6;
  cursor: pointer;
  font-size: 13px;
  padding: 4px 12px;
  flex-shrink: 0;
  font-family: inherit;
}

#formel-zoom-close:hover {
  border-color: #e85d4a;
  color: #e85d4a;
}

#formel-zoom-inhalt {
  display: flex;
  align-items: center;
  justify-content: center;
}

#formel-zoom-inhalt svg {
  width: min(80vw, 900px);
  height: auto;
  display: block;
}

/* ── Inhalt (rechts) ─────────────────────────────────────────── */
.formel-inhalt {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.formel-eintrag-titel {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary, #ffffff);
  text-decoration: underline;
  text-underline-offset: 4px;
  margin-bottom: 4px;
}

/* ── Formel-Zeilen (gestapelt) ───────────────────────────────── */
.formel-formeln {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.formel-zeile {
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: var(--text-primary, #ffffff);
  line-height: 1.9;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
}

/* Hauptformel (erste Variante) — größer und hervorgehoben */
.formel-zeile.formel-haupt {
  font-size: 18px;
  font-weight: 700;
  color: #e2e4ea;
  background: rgba(255,255,255,0.04);
  border-left: 3px solid var(--accent-blue, #3b82f6);
  padding: 7px 12px;
  border-radius: 4px;
  margin-bottom: 4px;
}

/* Umgestellte Formeln */
.formel-zeile.formel-neben {
  font-size: 15px;
  font-weight: 400;
  color: var(--text-muted, #8b8fa6);
  padding: 2px 12px 2px 18px;
}

/* Bruch-Darstellung (unverändert, kompatibel) */
.formel-teil {
  font-family: 'Courier New', monospace;
  font-size: 14px;
}

.formel-bruch {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  vertical-align: middle;
  margin: 0 4px;
}

.formel-bruch-zaehler,
.formel-bruch-nenner {
  padding: 0 4px;
  font-size: 12px;
  line-height: 1.3;
}

.formel-bruch-linie {
  width: 100%;
  border-top: 1.5px solid var(--text-primary, #ffffff);
  margin: 2px 0;
}

/* ── Variablen-Legende ───────────────────────────────────────── */
.formel-variablen {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3px 12px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-muted, #8b8fa6);
  align-items: baseline;
  margin-top: 12px;
}

.formel-var-sym {
  font-family: 'Courier New', monospace;
  color: #4ade80;
  font-weight: 600;
}

.formel-var-name {
  color: var(--text-muted, #8b8fa6);
}

/* Einheit direkt hinter dem Namen — kein separates Griditem mehr */
.formel-var-einheit {
  display: none; /* wird in JS an nameEl angehängt */
}

/* ── Rechner-Toggle ──────────────────────────────────────────── */
.formel-rechner-toggle {
  background: none;
  border: 1px solid var(--border-subtle, #2a2d42);
  border-radius: 6px;
  color: var(--text-muted, #8b8fa6);
  cursor: pointer;
  font-size: 12px;
  padding: 5px 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
  align-self: flex-start;
  font-family: inherit;
}

.formel-rechner-toggle:hover {
  border-color: #4ade80;
  color: #4ade80;
}

.formel-rechner-toggle.open {
  border-color: #4ade80;
  color: #4ade80;
}

.formel-rechner-toggle .chevron {
  transition: transform 0.2s;
  font-size: 9px;
  line-height: 1;
}

.formel-rechner-toggle.open .chevron {
  transform: rotate(90deg);
}

/* ── Rechner-Body (zugeklappt / aufgeklappt) ─────────────────── */
.formel-rechner-body {
  display: none;
  padding: 14px;
  background: #0d0f1c;
  border-radius: 8px;
  border: 1px solid var(--border-default, #1e2030);
}

.formel-rechner-body.open {
  display: block;
}

/* ── Pin-Button im neuen Layout ──────────────────────────────── */
.formel-eintrag .pin-btn {
  position: static;
  align-self: flex-start;
  font-size: 11px;
  padding: 4px 10px;
}

/* ── TOC-Pill Fach-Farbe ─────────────────────────────────────── */
.toc-pill:hover {
  border-color: var(--toc-farbe, var(--accent-blue));
  color: var(--toc-farbe, var(--accent-blue));
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 600px) {
  .formel-eintrag-inner {
    flex-direction: column;
  }

  .formel-grafik-klein {
    flex: none;
    width: 100%;
    min-height: 160px;
    align-self: auto;
  }

  .formel-variablen {
    font-size: 11px;
    gap: 2px 8px;
  }
}
#grafik-zoom-overlay svg { max-width: 95vw; max-height: 90vh; width: auto; height: auto; }

/* ── MusterlösungStepper ─────────────────────────────────── */
.ml-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.ml-header-titel {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: #4ade80;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.ml-header-schritte {
  font-size: 13px;
  color: #6b7280;
}
.ml-schritt {
  display: flex;
  gap: 14px;
  margin-bottom: 10px;
  align-items: flex-start;
}
.ml-schritt-nummer {
  width: 28px;
  height: 28px;
  min-width: 28px;
  border-radius: 50%;
  background: #1a2029;
  border: 1px solid #252d3a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: #4ade80;
  margin-top: 2px;
}
.ml-schritt.ml-letzter .ml-schritt-nummer {
  background: #0a2a1a;
  border-color: #4ade80;
}
.ml-schritt-inhalt {
  flex: 1;
  min-width: 0;
}
.ml-schritt-titel {
  font-size: 14px;
  font-weight: 600;
  color: #eaecef;
  margin-bottom: 8px;
}
.ml-schritt-box {
  background: #1a2029;
  border: 1px solid #252d3a;
  border-radius: 8px;
  padding: 12px 16px;
}
.ml-schritt.ml-letzter .ml-schritt-box {
  background: #0a2a1a;
  border-color: #166534;
}
.ml-zeile {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}
.ml-zeile:last-child {
  margin-bottom: 0;
}
.ml-label {
  font-size: 13px;
  color: #6b7280;
  min-width: 76px;
  flex-shrink: 0;
}
.ml-wert {
  font-size: 15px;
  color: #b7bdc6;
  font-family: 'Courier New', Consolas, monospace;
  word-break: break-word;
}
.ml-trenner {
  border: none;
  border-top: 1px solid #252d3a;
  margin: 8px 0;
}
.ml-ergebnis-wert {
  font-size: 16px;
  font-weight: 600;
  color: #4ade80;
  font-family: 'Courier New', Consolas, monospace;
}
.ml-text-inhalt {
  font-size: 14px;
  color: #b7bdc6;
  line-height: 1.6;
  white-space: pre-line;
}
.ml-antwort-zeile {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid #1e3a2e;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.ml-antwort-label {
  font-size: 13px;
  color: #6b7280;
  min-width: 76px;
  flex-shrink: 0;
}
.ml-antwort-wert {
  font-size: 20px;
  font-weight: 700;
  color: #4ade80;
  font-family: 'Courier New', Consolas, monospace;
}
/* Block-Stil entfernt — kompakte Darstellung via .zs-antwort-kompakt gilt für alle Fächer */
/* Kompakte Antwort-Zeile für Textaufgaben (RBH, ZIB, MIKP) */
.zs-antwort-kompakt .ml-antwort-wert {
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  color: #4ade80;
  background: none;
  padding: 0;
  margin-top: 0;
}
.zs-antwort-kompakt.ml-antwort-zeile {
  align-items: center;
}

/* KI-Hilfe Button unter Musterlösung */
.ml-ki-btn {
  width: 100%;
  margin-top: 18px;
  padding: 12px 16px;
  background: rgba(240,160,60,0.08);
  border: 1px solid rgba(240,160,60,0.3);
  border-radius: 10px;
  color: #f0a03c;
  font-size: 14px;
  cursor: pointer;
  text-align: center;
  transition: background 0.15s;
  font-family: inherit;
}
.ml-ki-btn:hover {
  background: rgba(240,160,60,0.14);
}

/* ── KI-Tipp / KI-Hilfe Buttons im Thema-Modal ───────────── */
/* Modal-Aktionsleiste: KI-Tipp + Lösung anzeigen */
.modal-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

/* KI-Button im Hilfe-Modus (nach Antwort) — gilt in Quiz + Modal */
.ki-hilfe-modus {
  border-color: rgba(240, 160, 60, 0.4) !important;
  color: #f0a03c !important;
  box-shadow: none !important;
  animation: none !important;
}

/* ── KaTeX in Musterlösungen ─────────────────────────────── */
.ml-wert .katex,
.ml-ergebnis-wert .katex {
  color: inherit;
}
.ml-wert .katex-html,
.ml-ergebnis-wert .katex-html {
  color: inherit;
}

/* ==================== D2: GAST-BANNER ==================== */
/* Dauerhafter Banner für nicht-angemeldete User */
.gast-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: #f0a03c;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 2px 8px rgba(240,160,60,0.4);
  transition: padding 0.25s ease, max-height 0.25s ease;
}

/* Minimierter Zustand: nur noch ein schmaler Streifen */
.gast-banner.minimiert {
  padding: 4px 20px;
}

.gast-banner.minimiert .gast-banner-inhalt {
  display: none;
}

.gast-banner-inhalt {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.gast-banner-text {
  color: #fff;
}

.gast-banner-link {
  color: #fff;
  font-weight: 700;
  text-decoration: underline;
  white-space: nowrap;
  transition: opacity 0.15s;
}

.gast-banner-link:hover { opacity: 0.85; }

.gast-banner-toggle {
  background: rgba(255,255,255,0.25);
  border: none;
  color: #fff;
  border-radius: 50%;
  width: 22px;
  height: 22px;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
}

.gast-banner-toggle:hover { background: rgba(255,255,255,0.4); }

/* Sidebar und Main-Content nach unten schieben wenn Banner sichtbar */
body:has(.gast-banner) .sidebar {
  top: 42px;
}

body:has(.gast-banner) .main,
body:has(.gast-banner) .app-main {
  padding-top: 70px;
}

/* Bei minimiertem Banner nur minimalen Versatz */
body:has(.gast-banner.minimiert) .sidebar {
  top: 28px;
}

body:has(.gast-banner.minimiert) .main,
body:has(.gast-banner.minimiert) .app-main {
  padding-top: 56px;
}

/* ── Achievements-Seite ─────────────────────────────────────── */
.ach-section { margin-bottom: 36px; }
.ach-section-title { font-size: 13px; font-weight: 600; color: var(--text-muted, #6b7280); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 14px; }
.ach-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.ach-card { background: #151820; border: 1px solid #1e2233; border-radius: 12px; padding: 18px 12px; text-align: center; transition: border-color 0.2s; }
.ach-card.unlocked { border-color: #e8742a; background: rgba(232,116,42,0.05); }
.ach-card.locked { opacity: 0.45; }
.ach-icon { font-size: 2.2rem; margin-bottom: 8px; }
.ach-titel { font-size: 13px; font-weight: 600; color: #e2e4ea; margin-bottom: 4px; }
.ach-beschreibung { font-size: 11px; color: #6b7280; line-height: 1.4; }
.ach-datum { font-size: 11px; color: #e8742a; margin-top: 6px; }

/* ── Streak-Widget auf dem Dashboard ────────────────────────── */
.streak-widget { display: flex; align-items: center; gap: 10px; background: #151820; border: 1px solid #1e2233; border-radius: 12px; padding: 12px 16px; margin-bottom: 16px; }
.streak-flame { font-size: 1.8rem; transition: filter 0.3s; }
.streak-flame.orange { filter: drop-shadow(0 0 6px #e8742a); }
.streak-flame.gold   { filter: drop-shadow(0 0 10px #f59e0b); }
.streak-zahl { font-size: 1.5rem; font-weight: 700; color: #fff; }
.streak-label { font-size: 13px; color: #6b7280; }

/* ── Badge-Unlock-Popup ─────────────────────────────────────── */
.badge-unlock-popup {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  background: #1a1d27; border: 1px solid #e8742a; border-radius: 14px;
  padding: 16px 20px; display: flex; align-items: center; gap: 14px;
  box-shadow: 0 8px 32px rgba(232,116,42,0.25);
  animation: badge-slide-in 0.4s ease, badge-slide-out 0.4s ease 3.6s forwards;
  max-width: 320px;
}
.badge-unlock-icon { font-size: 2rem; }
.badge-unlock-titel { font-size: 11px; color: #e8742a; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }
.badge-unlock-name { font-size: 15px; font-weight: 700; color: #fff; }
@keyframes badge-slide-in { from { opacity:0; transform: translateY(20px); } to { opacity:1; transform: translateY(0); } }
@keyframes badge-slide-out { from { opacity:1; } to { opacity:0; transform: translateY(10px); } }

/* ── Lernplan ────────────────────────────────────────────────────────────── */
.lp-setup { max-width: 560px; margin: 0 auto; }
.lp-setup h2 { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.lp-setup p { color: #6b7280; margin-bottom: 28px; }
.lp-field { margin-bottom: 20px; }
.lp-field label { display: block; font-size: 13px; font-weight: 600; color: #9aa0b0; margin-bottom: 8px; }
.lp-field input[type=date], .lp-field select { width: 100%; background: #151820; border: 1px solid #1e2233; color: #e2e4ea; border-radius: 8px; padding: 10px 14px; font-size: 14px; }
.lp-fach-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.lp-fach-label { display: flex; align-items: center; gap: 6px; background: #151820; border: 1px solid #1e2233; border-radius: 8px; padding: 8px 14px; font-size: 13px; color: #9aa0b0; cursor: pointer; }
.lp-fach-label input { accent-color: #e8742a; }
.lp-schwachstellen-label { display: flex; align-items: center; gap: 8px; font-size: 14px; color: #9aa0b0; cursor: pointer; }
.lp-schwachstellen-label input { accent-color: #e8742a; }
.lp-erstellen-btn { background: #e8742a; color: #fff; border: none; border-radius: 8px; padding: 12px 28px; font-size: 15px; font-weight: 600; cursor: pointer; margin-top: 8px; width: 100%; }
.lp-erstellen-btn:hover { background: #d4682a; }
.lp-erstellen-btn:disabled { opacity: 0.5; cursor: not-allowed; }
/* Fortschrittsbalken */
.lp-fortschritt-bar-wrap { background: #1a1d2e; border-radius: 8px; height: 8px; margin-bottom: 8px; overflow: hidden; }
.lp-fortschritt-fill { height: 100%; background: #e8742a; border-radius: 8px; transition: width 0.4s ease; }
.lp-stats { font-size: 13px; color: #6b7280; margin-bottom: 20px; }
/* Tag-Karten */
.lp-tag-card { background: #151820; border: 1px solid #1e2233; border-radius: 10px; padding: 14px 16px; margin-bottom: 8px; }
.lp-tag-card.heute { border-color: #e8742a; background: rgba(232,116,42,0.05); }
.lp-tag-card.erledigt { opacity: 0.6; }
.lp-tag-card.verpasst { border-color: #e85d4a; }
.lp-tag-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.lp-tag-datum { font-size: 13px; font-weight: 600; color: #e2e4ea; }
.lp-tag-typ { font-size: 11px; color: #6b7280; background: #1e2233; border-radius: 4px; padding: 2px 8px; margin-left: auto; }
.lp-tag-icon { font-size: 1.1rem; }
.lp-check-btn { background: none; border: 1px solid #2a2d42; color: #6b7280; border-radius: 50%; width: 26px; height: 26px; cursor: pointer; font-size: 14px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.lp-check-btn.done { background: #4ade80; border-color: #4ade80; color: #000; }
.lp-tag-aufgaben { display: flex; flex-wrap: wrap; gap: 6px; }
.lp-tag-aufgabe { font-size: 11px; border: 1px solid; border-radius: 6px; padding: 3px 8px; }
.lp-start-btn { display: inline-block; margin-top: 12px; background: #e8742a; color: #fff; text-decoration: none; border-radius: 8px; padding: 8px 18px; font-size: 13px; font-weight: 600; }
.lp-loeschen-btn { background: none; border: 1px solid #2a2d42; color: #6b7280; border-radius: 8px; padding: 8px 16px; font-size: 13px; cursor: pointer; margin-top: 24px; }
.lp-loeschen-btn:hover { border-color: #e85d4a; color: #e85d4a; }
/* Dashboard-Widget */
.lp-dashboard-widget { background: #151820; border: 1px solid #1e2233; border-radius: 12px; padding: 14px 16px; margin-bottom: 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.lp-dashboard-widget-text { font-size: 13px; color: #9aa0b0; }
.lp-dashboard-widget-title { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 2px; }
.lp-dashboard-widget-btn { background: #e8742a; color: #fff; border: none; border-radius: 8px; padding: 7px 14px; font-size: 13px; font-weight: 600; cursor: pointer; white-space: nowrap; text-decoration: none; }

/* ── Toast-Benachrichtigungen ──────────────────────────────── */
.mk-toast { position:fixed; top:20px; right:20px; z-index:99999; padding:12px 18px; border-radius:10px; font-size:14px; color:#e2e4ea; max-width:340px; word-break:break-word; box-shadow:0 4px 24px rgba(0,0,0,0.5); animation:toastIn 0.2s ease; pointer-events:none; }
.mk-toast.info    { background:#1e2233; border-left:4px solid #3b82f6; }
.mk-toast.error   { background:#2a1010; border-left:4px solid #e85d4a; }
.mk-toast.success { background:#0a2a1a; border-left:4px solid #4ade80; }
.mk-toast.warning { background:#2a1e08; border-left:4px solid #f0a03c; }
@keyframes toastIn { from { opacity:0; transform:translateY(-8px); } to { opacity:1; transform:translateY(0); } }

/* ==================== MOBILE BOTTOM NAVIGATION ==================== */
.mobile-bottom-nav {
  display: none;
}

@media (max-width: 768px) {
  .mobile-bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: #0a0c10;
    border-top: 1px solid #1e2233;
    justify-content: space-around;
    align-items: stretch;
    z-index: 1000;
    padding-bottom: env(safe-area-inset-bottom);
  }

  /* Alle Items einheitlich — auch .nav-btn-Elemente überschreiben */
  .mobile-bottom-nav .mobile-nav-item,
  .mobile-bottom-nav .nav-btn.mobile-nav-item {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 3px !important;
    flex: 1 !important;
    width: auto !important;
    height: 100% !important;
    background: none !important;
    border: none !important;
    cursor: pointer;
    color: #5a6070 !important;
    font-size: 10px !important;
    font-family: inherit;
    text-decoration: none;
    padding: 6px 0 !important;
    margin-bottom: 0 !important;
    text-align: center !important;
    transition: color 0.15s ease;
    -webkit-tap-highlight-color: transparent;
    border-radius: 0 !important;
  }

  .mobile-bottom-nav .mobile-nav-item:hover,
  .mobile-bottom-nav .mobile-nav-item:focus,
  .mobile-bottom-nav .nav-btn.mobile-nav-item.active {
    color: #e8742a !important;
    background: none !important;
    outline: none;
  }

  /* Icons und Labels immer sichtbar — 900px-Breakpoint (.nav-btn span display:none) überschreiben */
  .mobile-bottom-nav .mobile-nav-icon {
    font-size: 22px;
    line-height: 1;
    display: block !important;
  }

  .mobile-bottom-nav .mobile-nav-label {
    display: block !important;
    font-size: 10px;
    line-height: 1.2;
  }

  /* Angeheftete Formeln-Leiste über Bottom Nav schieben */
  #global-formel-leiste {
    bottom: 60px !important;
  }

  /* Gast-Banner auf Mobile kompakter */
  .gast-banner {
    padding: 8px 16px !important;
    font-size: 13px !important;
    max-height: 60px;
    overflow: hidden;
  }

  .gast-banner-text {
    font-size: 13px !important;
  }

  .gast-banner-link {
    font-size: 13px !important;
  }

  .gast-banner-toggle {
    width: 24px !important;
    height: 24px !important;
    font-size: 14px !important;
  }
}