@import url('https://fonts.googleapis.com/css2?family=Crimson+Pro:ital,wght@0,400;0,600;1,400&family=JetBrains+Mono:wght@400;500&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  --bg:        #0f1117;
  --bg2:       #171b26;
  --bg3:       #1e2333;
  --border:    #2a2f45;
  --border2:   #363d58;
  --text:      #e8eaf0;
  --text2:     #8b92b0;
  --text3:     #555e7a;
  --accent:    #4f8ef7;
  --accent2:   #2563d4;
  --green:     #22c55e;
  --red:       #ef4444;
  --amber:     #f59e0b;
  --sidebar-w: 240px;
  --radius:    8px;
  --radius-lg: 14px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
  --transition: 0.18s ease;
}

/* ── Light Theme ── */
[data-theme="light"] {
  --bg:        #f5f6fa;
  --bg2:       #ffffff;
  --bg3:       #eaecf4;
  --border:    #d0d4e8;
  --border2:   #b8bdd4;
  --text:      #1a1d2e;
  --text2:     #4a5080;
  --text3:     #8b92b0;
  --accent:    #3b7ef6;
  --accent2:   #2563d4;
  --green:     #16a34a;
  --red:       #dc2626;
  --amber:     #d97706;
  --shadow:    0 4px 24px rgba(0,0,0,0.08);
}

/* ── Sepia Theme ── */
[data-theme="sepia"] {
  --bg:        #f4efe6;
  --bg2:       #fdf8f0;
  --bg3:       #ece4d4;
  --border:    #d4c4a8;
  --border2:   #c4b090;
  --text:      #2c1f0e;
  --text2:     #6b5440;
  --text3:     #9c8570;
  --accent:    #8b5e3c;
  --accent2:   #6b4423;
  --green:     #5a7a3a;
  --red:       #a83232;
  --amber:     #b07820;
  --shadow:    0 4px 24px rgba(0,0,0,0.1);
}

/* ── Forest Theme (grün/weiß) ── */
[data-theme="forest"] {
  --bg:        #f0f7f0;
  --bg2:       #ffffff;
  --bg3:       #e0efe0;
  --border:    #b8d4b8;
  --border2:   #9abf9a;
  --text:      #1a2e1a;
  --text2:     #3d6b3d;
  --text3:     #6b9a6b;
  --accent:    #2d7a2d;
  --accent2:   #1a5c1a;
  --green:     #22a822;
  --red:       #c0392b;
  --amber:     #d4870a;
  --shadow:    0 4px 24px rgba(0,0,0,0.08);
}

/* ── Kompakt-Modus ── */
[data-kompakt="1"] {
  font-size: 13px !important;
}
[data-kompakt="1"] .aufgabe-karte,
[data-kompakt="1"] .arbeit-karte {
  padding: 10px 12px !important;
}
[data-kompakt="1"] .karte-titel,
[data-kompakt="1"] .arbeit-karte-titel {
  font-size: 0.9rem !important;
}
[data-kompakt="1"] .view-header {
  padding: 12px 16px !important;
}
[data-kompakt="1"] .nav-btn {
  padding: 8px 12px !important;
  font-size: 0.8rem !important;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; }
body {
  font-family: 'Outfit', sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  min-height: 100vh;
}
button { cursor: pointer; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: 0.95rem; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px 12px;
  gap: 4px;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
}
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text);
}
.sidebar-logo svg { width: 22px; height: 22px; color: var(--accent); }
.nav-section { display: flex; flex-direction: column; gap: 3px; }
.nav-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  padding: 10px 10px 4px;
}
.nav-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius);
  border: none;
  background: transparent;
  color: var(--text2);
  font-size: 0.88rem;
  transition: background var(--transition), color var(--transition);
  text-align: left;
  width: 100%;
}
.nav-btn svg { width: 16px; height: 16px; flex-shrink: 0; }
.nav-btn:hover { background: var(--bg3); color: var(--text); }
.nav-btn.active { background: var(--accent); color: #fff; font-weight: 500; }
.nav-btn.btn-create {
  background: var(--bg3);
  color: var(--accent);
  border: 1px solid var(--border2);
}
.nav-btn.btn-create:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.nav-section-bottom { margin-top: auto; }

/* ── Main ── */
.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 24px 8px 24px 8px;
  min-height: 100vh;
  width: calc(100vw - var(--sidebar-w));
  box-sizing: border-box;
}
.view { animation: fadeIn 0.2s ease; }
.view.hidden { display: none; }
@keyframes fadeIn { from { opacity:0; transform:translateY(6px); } to { opacity:1; transform:none; } }
/* ── View Header ── */
.view-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 16px;
  flex-wrap: wrap;
}
.view-header h1 { font-size: 1.75rem; font-weight: 700; letter-spacing: -0.03em; }
.view-header .subtitle { color: var(--text2); font-size: 0.88rem; margin-top: 3px; }
.header-actions { display: flex; flex-direction: column; gap: 6px; min-width: 0; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: 0.86rem;
  font-weight: 500;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  font-family: inherit;
}
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent2); }
.btn-ghost { background: transparent; color: var(--text2); border-color: var(--border2); }
.btn-ghost:hover { background: var(--bg3); color: var(--text); }
.btn-danger { background: var(--red); color: #fff; border-color: var(--red); }
.btn-danger:hover { background: #c53030; }
.btn-export { background: transparent; color: var(--text2); border-color: var(--border2); font-size: 0.78rem; padding: 4px 10px; }
.btn-export:hover { background: var(--bg2); color: var(--text); border-color: var(--border); }
.btn-sm { padding: 5px 11px; font-size: 0.80rem; }
.btn-tiny {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 8px; border-radius: 4px; border: 1px solid var(--border2);
  background: var(--bg3); color: var(--accent); font-size: 0.76rem;
  cursor: pointer; font-family: inherit;
}
.btn-tiny:hover { background: var(--accent); color: #fff; }
.mt-2 { margin-top: 10px; }

/* ── Forms ── */
.form-container { max-width: 860px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.form-group label {
  font-size: 0.80rem; font-weight: 600; color: var(--text2);
  letter-spacing: 0.02em; display: flex; align-items: center; gap: 8px;
}
.form-row { display: flex; gap: 14px; flex-wrap: wrap; }
.form-row .form-group { flex: 1; min-width: 130px; }
.form-row .form-group.flex-2 { flex: 2; }

input[type="text"], input[type="date"], input[type="number"], textarea, select {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 8px 12px;
  transition: border-color var(--transition);
  width: 100%;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); }
input::placeholder, textarea::placeholder { color: var(--text3); }
textarea { resize: vertical; }
select option { background: var(--bg2); }

.search-input {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); padding: 7px 13px; min-width: 200px;
}
.search-input:focus { outline: none; border-color: var(--accent); }
.search-sm { min-width: 150px; padding: 6px 11px; font-size: 0.83rem; }
.filter-select {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); padding: 7px 11px;
}
.filter-select:focus { outline: none; border-color: var(--accent); }
.form-actions {
  display: flex; gap: 10px; justify-content: flex-end;
  margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--border);
}

/* ── Quill ── */
.editor-toolbar-hint {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.76rem; color: var(--text3); padding: 4px 0;
}
.editor-toolbar-hint code {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 3px; padding: 1px 5px;
  font-family: 'JetBrains Mono', monospace; font-size: 0.73rem; color: var(--amber);
}
.quill-editor { background: var(--bg2); border-radius: var(--radius); border: 1px solid var(--border); }
.ql-toolbar.ql-snow {
  background: var(--bg3); border: none !important;
  border-bottom: 1px solid var(--border) !important;
  border-radius: var(--radius) var(--radius) 0 0;
}
.ql-container.ql-snow { border: none !important; border-radius: 0 0 var(--radius) var(--radius); }
.ql-editor { color: var(--text) !important; font-family: 'Outfit', sans-serif !important; font-size: 0.93rem !important; min-height: 150px; line-height: 1.7; }
.ql-editor.ql-blank::before { color: var(--text3) !important; font-style: normal !important; }
.ql-snow .ql-stroke { stroke: var(--text2) !important; }
.ql-snow .ql-fill { fill: var(--text2) !important; }
.ql-snow .ql-picker { color: var(--text2) !important; }
.ql-snow .ql-picker-options { background: var(--bg3) !important; border-color: var(--border) !important; }
.ql-snow.ql-toolbar button:hover .ql-stroke,
.ql-snow.ql-toolbar button.ql-active .ql-stroke { stroke: var(--accent) !important; }

/* ── Lösungsschritte ── */
.loesungsschritt {
  display: flex; gap: 10px; align-items: flex-start;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 10px 12px; margin-bottom: 8px;
}
.schritt-handle { cursor: grab; color: var(--text3); padding-top: 6px; }
.schritt-body { flex: 1; }
.schritt-editor { min-height: 55px; margin-bottom: 6px; }
.schritt-punkte-row { display: flex; align-items: center; gap: 8px; }
.schritt-punkte-row label { font-size: 0.78rem; color: var(--text2); }
.schritt-punkte-input { width: 75px !important; padding: 4px 8px !important; font-family: 'JetBrains Mono', monospace !important; font-size: 0.86rem !important; }
.schritt-loeschen { background: transparent; border: none; color: var(--text3); font-size: 1rem; padding: 3px; border-radius: 4px; }
.schritt-loeschen:hover { color: var(--red); }
.punkte-gesamt { background: transparent; color: var(--text2); font-size: 0.70rem; font-weight: 600; padding: 2px 8px; }

/* ── Aufgaben Grid ── */
.aufgaben-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.aufgabe-karte {
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 16px; display: flex; flex-direction: column; gap: 10px;
  transition: border-color var(--transition), transform var(--transition); cursor: pointer;
}
.aufgabe-karte:hover { border-color: var(--accent); transform: translateY(-2px); }
.karte-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.karte-titel { font-weight: 600; font-size: 0.97rem; line-height: 1.35; }
.karte-badges { display: flex; gap: 5px; flex-wrap: wrap; }
.badge { display: inline-block; font-size: 0.68rem; font-weight: 600; padding: 2px 7px; border-radius: 20px; background: var(--bg3); border: 1px solid var(--border2); color: var(--text2); }
.badge-fach { border-color: var(--accent); color: var(--accent); }
.badge-punkte { border-color: var(--border2); color: var(--text2); }
.karte-vorschau { font-size: 0.82rem; color: var(--text2); line-height: 1.5; overflow: hidden; height: 4.5em; mask-image: linear-gradient(to bottom, black 60%, transparent 100%); }
.karte-footer { display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 10px; border-top: 1px solid var(--border); }
.karte-meta { font-size: 0.73rem; color: var(--text3); }
.karte-aktionen { display: flex; gap: 6px; }
.karte-btn { background: transparent; border: 1px solid var(--border2); border-radius: 5px; color: var(--text2); padding: 3px 8px; font-size: 0.76rem; transition: all var(--transition); cursor: pointer; font-family: inherit; }
.karte-btn:hover { background: var(--bg3); color: var(--text); }
.karte-btn.bearbeiten:hover { border-color: var(--accent); color: var(--accent); }
.karte-btn.loeschen:hover { border-color: var(--red); color: var(--red); }

/* ── Klassenarbeiten Grid ── */
.klassenarbeiten-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 14px; }
.arbeit-karte {
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 18px; display: flex; flex-direction: column; gap: 12px;
  transition: border-color var(--transition), transform var(--transition); cursor: pointer;
}
.arbeit-karte:hover { border-color: var(--accent); transform: translateY(-2px); }
.arbeit-karte-titel { font-weight: 700; font-size: 1.05rem; margin-top: 6px; }
.arbeit-karte-stats { display: flex; gap: 14px; font-size: 0.82rem; color: var(--text2); flex-wrap: wrap; }
.stat-wert { color: var(--text2); font-weight: 600; }
.stat { display: flex; align-items: center; gap: 5px; }
.stat-wert { font-weight: 600; color: var(--text2); font-family: 'JetBrains Mono', monospace; }
.arbeit-karte-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 10px; border-top: 1px solid var(--border); }
.arbeit-export-btns { display: flex; gap: 5px; }

/* ── Klassenarbeit Form Layout ── */
.klassenarbeit-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: start; min-height: 0; }
.arbeit-form-rechts {
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg);
  position: sticky; top: 20px; max-height: calc(100vh - 80px);
  display: flex; flex-direction: column; overflow: hidden;
}
.pool-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border-bottom: 1px solid var(--border); font-size: 0.86rem; font-weight: 600; }
.pool-liste-alt { flex: 1; overflow-y: auto; padding: 8px; display: flex; flex-direction: column; gap: 5px; }
.pool-item { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); padding: 9px 11px; cursor: pointer; transition: all var(--transition); }
.pool-item:hover { border-color: var(--accent); }
.pool-item.ausgewaehlt { opacity: 0.4; cursor: default; border-color: var(--green); }
.pool-item-titel { font-size: 0.86rem; font-weight: 500; margin-bottom: 2px; }
.pool-item-meta { font-size: 0.73rem; color: var(--text2); }

.aufgaben-dnd-liste {
  background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius);
  min-height: 100px; padding: 7px; display: flex; flex-direction: column; gap: 5px; overflow-x: hidden;
}
.dnd-empty { text-align: center; color: var(--text3); font-size: 0.83rem; padding: 18px; line-height: 1.7; }
.dnd-item {
  display: flex; align-items: center; gap: 9px;
  background: var(--bg2); border: 1px solid var(--border2);
  border-radius: var(--radius); padding: 8px 11px;
}
.dnd-item.drag-over { border-color: var(--accent); }
.dnd-handle { color: var(--text3); cursor: grab; }
.dnd-handle:active { cursor: grabbing; }
.dnd-nr { background: var(--bg3); border: 1px solid var(--border2); border-radius: 4px; padding: 1px 6px; font-size: 0.72rem; font-family: 'JetBrains Mono', monospace; color: var(--text2); min-width: 26px; text-align: center; }
.dnd-titel { flex: 1; font-size: 0.86rem; }
.dnd-punkte { font-size: 0.76rem; color: var(--green); font-family: 'JetBrains Mono', monospace; }
.dnd-remove { background: transparent; border: none; color: var(--text3); cursor: pointer; padding: 2px; }
.dnd-remove:hover { color: var(--red); }

/* ── Detail View ── */
.detail-inhalt { max-width: 100%; }
.detail-meta-box { display: flex; gap: 18px; flex-wrap: wrap; background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 14px 18px; margin-bottom: 20px; }
.meta-item { display: flex; flex-direction: column; gap: 2px; }
.meta-label { font-size: 0.70rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text3); }
.meta-wert { font-weight: 600; color: var(--text); font-size: 0.9rem; }
.detail-aufgabe { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg); margin-bottom: 12px; overflow: hidden; }
.detail-aufgabe-header { display: flex; align-items: center; justify-content: space-between; padding: 4px 12px; background: var(--bg3); border-bottom: 1px solid var(--border); font-weight: 600; font-size: 0.82rem; color: var(--text); }
.detail-aufgabe-punkte { font-size: 0.78rem; color: var(--text2); font-family: 'JetBrains Mono', monospace; }
.detail-aufgabe-inhalt { padding: 14px 18px; line-height: 1.7; }
.detail-aufgabe-inhalt img { max-width: 100%; border-radius: var(--radius); }
.detail-loesungen { border-top: 1px solid var(--border); }
.detail-loesungen-titel { padding: 8px 18px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.07em; color: var(--accent); background: rgba(79,142,247,0.05); }
.detail-loesungen table { width: 100%; border-collapse: collapse; font-size: 0.84rem; }
.detail-loesungen th { text-align: left; padding: 7px 18px; background: var(--bg3); color: var(--text2); font-weight: 600; font-size: 0.76rem; border-bottom: 1px solid var(--border); }
.detail-loesungen th:last-child { text-align: center; }
.detail-loesungen td { padding: 7px 18px; border-bottom: 1px solid var(--border); vertical-align: top; line-height: 1.5; }
.detail-loesungen td:last-child { text-align: center; font-family: 'JetBrains Mono', monospace; font-weight: 600; color: var(--green); width: 80px; }
.detail-loesungen tr:last-child td { border-bottom: none; background: rgba(34,197,94,0.05); }
.detail-beschreibung { background: var(--bg2); border: 1px solid var(--border); border-left: 3px solid var(--amber); border-radius: var(--radius); padding: 12px 16px; color: var(--text2); font-size: 0.88rem; line-height: 1.6; margin-bottom: 18px; }

/* ── Toast ── */
.toast-container { position: fixed; bottom: 24px; right: 24px; display: flex; flex-direction: column; gap: 8px; z-index: 9999; }
.toast { display: flex; align-items: center; gap: 10px; background: var(--bg3); border: 1px solid var(--border2); border-radius: var(--radius); padding: 11px 16px; font-size: 0.86rem; box-shadow: var(--shadow); animation: slideIn 0.2s ease; min-width: 230px; }
.toast.success { border-left: 3px solid var(--green); }
.toast.error { border-left: 3px solid var(--red); }
.toast.info { border-left: 3px solid var(--accent); }
@keyframes slideIn { from { opacity:0; transform:translateX(20px); } to { opacity:1; transform:none; } }

/* ── Modal ── */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.65); backdrop-filter: blur(4px); z-index: 1000; display: flex; align-items: center; justify-content: center; }
.modal-overlay.hidden { display: none; }
.modal { background: var(--bg2); border: 1px solid var(--border2); border-radius: var(--radius-lg); min-width: 340px; max-width: 480px; box-shadow: var(--shadow); }
.modal-header { padding: 16px 20px 12px; font-weight: 700; font-size: 1rem; border-bottom: 1px solid var(--border); }
.modal-body { padding: 16px 20px; color: var(--text2); line-height: 1.6; font-size: 0.9rem; }
.modal-footer { display: flex; justify-content: flex-end; gap: 10px; padding: 12px 20px; border-top: 1px solid var(--border); }

/* ── Export Overlay ── */
.export-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.72); backdrop-filter: blur(6px); z-index: 2000; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; color: var(--text); }
.spinner { width: 38px; height: 38px; border: 3px solid var(--border2); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Misc ── */
.loading { text-align: center; color: var(--text3); padding: 50px 20px; font-size: 0.88rem; grid-column: 1/-1; }
.empty-state { text-align: center; color: var(--text3); padding: 50px 20px; grid-column: 1/-1; line-height: 1.8; }
.empty-state h3 { font-size: 1.05rem; color: var(--text2); margin-bottom: 6px; }

.dnd-teil {
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: 4px;
  color: var(--text2);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 6px;
  cursor: pointer;
  font-family: inherit;
  min-width: 28px;
}
.dnd-teil.teil2 {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* Teilaufgaben */
.teilaufgabe-block {
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 6px 8px;
  margin-bottom: 6px;
}
.teilaufgabe-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
  padding: 2px 0;
}
.teilaufgabe-buchstabe {
  font-weight: 700;
  font-size: 1rem;
  color: var(--accent);
}

/* Bildgröße Auswahl */
.bild-groesse-auswahl {
  display: flex;
  gap: 8px;
}
.bild-groesse-btn {
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: 6px;
  color: var(--text2);
  padding: 4px 12px;
  font-size: 0.8rem;
  cursor: pointer;
  font-family: inherit;
}
.bild-groesse-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* Symbolleiste rechts */
#symbolleiste {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 200px;
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 10px 0 0 10px;
  box-shadow: -4px 0 20px rgba(0,0,0,0.3);
  z-index: 500;
  display: flex;
  flex-direction: column;
  transition: right 0.3s ease;
}
#symbolleiste.versteckt { right: -172px; }
#symbolleiste-toggle {
  position: absolute;
  left: -26px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-right: none;
  border-radius: 6px 0 0 6px;
  padding: 8px 5px;
  cursor: pointer;
  font-size: 0.75rem;
  color: var(--text2);
  writing-mode: vertical-rl;
  white-space: nowrap;
}
#symbolleiste-inhalt {
  padding: 10px 8px;
  overflow-y: auto;
  max-height: 70vh;
}
.sym-gruppe { margin-bottom: 10px; }
.sym-gruppe-titel {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 5px;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--border);
}
.sym-grid { display: flex; flex-wrap: wrap; gap: 3px; }
.sym-btn {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: 0.9rem;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-family: 'Times New Roman', serif;
}
.sym-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

/* Pool Layout mit Vorschau */
.pool-layout {
  display: flex;
  gap: 0;
  height: calc(100vh - 200px);
  overflow: hidden;
}

.pool-liste {
  flex: 0 0 160px;
  overflow-y: auto;
  border-right: 1px solid var(--border);
}

.pool-vorschau {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  background: var(--bg3);
  min-width: 0;
}

.pool-vorschau-leer {
  color: var(--text3);
  font-size: 0.82rem;
  text-align: center;
  margin-top: 40px;
  font-style: italic;
}

.vorschau-titel {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.vorschau-meta {
  font-size: 0.75rem;
  color: var(--text3);
  margin-bottom: 10px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.vorschau-inhalt {
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 10px;
}

.vorschau-inhalt img {
  max-width: 100%;
  max-height: 200px;
  display: block;
  margin: 6px 0;
  border-radius: 4px;
}

.vorschau-punkte {
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
}

/* Bilder neben Text */
.ql-editor img {
  display: block;
  margin-left: auto;
  border-radius: 4px;
}

/* Kollaps für Teilaufgaben und Lösungsschritte */
.teilaufgabe-body { transition: max-height 0.2s ease, opacity 0.2s ease; overflow: hidden; }
.teilaufgabe-body.kollabiert { max-height: 0; opacity: 0; pointer-events: none; }
.teilaufgabe-body.offen { max-height: 2000px; opacity: 1; }

.loesungsschritte-wrapper { transition: max-height 0.2s ease, opacity 0.2s ease; overflow: hidden; }
.loesungsschritte-wrapper.kollabiert { max-height: 0; opacity: 0; pointer-events: none; }
.loesungsschritte-wrapper.offen { max-height: 2000px; opacity: 1; }

.kollaps-toggle {
  background: transparent;
  border: none;
  color: var(--text3);
  cursor: pointer;
  font-size: 0.8rem;
  padding: 2px 6px;
  border-radius: 4px;
}
.kollaps-toggle:hover { background: var(--bg2); color: var(--text); }

/* Floating Toolbar */
#floating-toolbar {
  position: fixed;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 4px 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  z-index: 1000;
  display: none;
  gap: 4px;
  align-items: center;
}
#floating-toolbar.sichtbar { display: flex; }

.ft-btn {
  background: transparent;
  border: none;
  color: var(--text2);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-family: inherit;
}
.ft-btn:hover { background: var(--bg3); color: var(--text); }
.ft-btn.aktiv { background: var(--accent); color: #fff; }

/* Kollaps-Blöcke */
.kollaps-block {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 8px;
  margin-bottom: 10px;
  overflow: hidden;
}
.kollaps-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  cursor: pointer;
  user-select: none;
}
.kollaps-header:hover { background: var(--bg3); }
.kollaps-titel {
  font-weight: 600;
  font-size: 0.9rem;
  flex: 1;
}
.kollaps-inhalt {
  padding: 12px 14px;
  border-top: 1px solid var(--border);
}
.kollaps-inhalt.kollabiert { display: none; }
.kollaps-vorschau.sichtbar { display: block !important; }

/* Bild-Panel neben Editor */
.editor-mit-bild {
  display: flex;
  flex-direction: row;
  gap: 12px;
  align-items: flex-start;
}
#editor-wrapper #aufgabe-editor {
  flex: 1;
  min-width: 0;
}
.editor-bild-panel img {
  width: 100%;
  border-radius: 6px;
  border: 1px solid var(--border2);
  display: block;
}
.editor-bild-panel {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 160px;
  max-width: 600px;
}
.editor-bild-panel img {
  width: 100%;
  border-radius: 6px;
  border: 1px solid var(--border2);
  cursor: pointer;
}
.editor-bild-panel.leer { display: none; }

#editor-bild-panel {
  flex: 0 0 var(--panel-breite, 33%);
  max-width: var(--panel-breite, 33%);
}
#editor-bild-panel img {
  width: 100% !important;
  height: auto !important;
}
[Inhalt von style-additions.css]
.export-overlay.hidden { display: none !important; }
/* ══════════════════════════════════════════════════════════
   AUFGABE FORM – neues Layout
   Diese Regeln ans Ende der style.css anhängen
   ══════════════════════════════════════════════════════════ */

/* ── Sticky Top-Bar ── */
.aufgabe-topbar {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0 14px;
  margin-bottom: 20px;
  gap: 12px;
}
.aufgabe-topbar-links {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* ── Form Body ── */
.aufgabe-form-body {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

/* ── Kollaps-Blöcke (af = aufgabe-form) ── */
.af-block {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--transition);
}
.af-block:focus-within {
  border-color: var(--border2);
}

.af-block-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 12px;
  cursor: pointer;
  user-select: none;
  background: var(--bg3);
  transition: background var(--transition);
}
.af-block-header:hover {
  background: var(--bg3);
}
.af-block-icon {
  font-size: 1rem;
  flex-shrink: 0;
}
.af-block-titel {
  flex: 1;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text);
}
.af-block-chevron {
  font-size: 0.7rem;
  color: var(--text3);
  transition: transform 0.2s ease;
}

/* Geschlossener Zustand */
.af-block .af-block-body {
  display: none !important;
  padding: 16px;
  border-top: 1px solid var(--border);
}

/* Offener Zustand */
.af-block.af-block-open .af-block-body {
  display: block !important;
}
.af-block.af-block-open .af-block-chevron {
  transform: rotate(180deg);
}
.af-block.af-block-open .af-block-header {
  background: var(--bg3);
}

/* ── Aufgabenstellung: Editor ── */
.aufg-editor-wrap {
  margin-bottom: 12px;
}
.aufg-editor-wrap .quill-editor {
  border-radius: var(--radius);
}
.aufg-editor-wrap .ql-editor {
  min-height: 180px;
  font-size: 0.95rem !important;
  line-height: 1.75 !important;
}

/* ── Bild-Zeile unterhalb Editor ── */
.aufg-bild-zeile {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.aufg-bild-aktionen {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.bild-groesse-gruppe {
  display: flex;
  align-items: center;
  gap: 6px;
}
.bild-groesse-label {
  font-size: 0.78rem;
  color: var(--text2);
  white-space: nowrap;
}
.bild-groesse-btn {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 6px;
  color: var(--text2);
  padding: 4px 14px;
  font-size: 0.80rem;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition);
}
.bild-groesse-btn:hover {
  background: var(--bg);
  color: var(--text);
}
.bild-groesse-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* Bild-Vorschau-Panel */
.aufg-bild-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.aufg-bild-panel:empty {
  display: none;
}
.aufg-bild-panel .bild-wrapper {
  position: relative;
  display: inline-block;
}
.aufg-bild-panel img {
  max-height: 140px;
  max-width: 260px;
  border-radius: 6px;
  border: 1px solid var(--border2);
  cursor: pointer;
  display: block;
  object-fit: contain;
}
.aufg-bild-panel .bild-loeschen {
  position: absolute;
  top: 3px;
  right: 3px;
  background: rgba(0,0,0,0.65);
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  padding: 1px 5px;
  font-size: 0.75rem;
  line-height: 1.4;
}
.aufg-bild-panel .bild-unterschrift {
  width: 100%;
  margin-top: 3px;
  background: var(--bg);
  border: 1px solid var(--border2);
  color: var(--text);
  border-radius: 5px;
  padding: 3px 7px;
  font-size: 0.74rem;
  box-sizing: border-box;
}

/* ── Lösungsschritt im neuen Layout ── */
.loesungsschritt {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  overflow: hidden;
}
.loesungsschritt-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  cursor: pointer;
  user-select: none;
}
.loesungsschritt-header:hover {
  background: var(--bg2);
}
.loesungsschritt-header .schritt-nr {
  font-size: 0.72rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text3);
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 4px;
  padding: 1px 6px;
  min-width: 24px;
  text-align: center;
}
.loesungsschritt-header .schritt-label {
  flex: 1;
  font-size: 0.84rem;
  color: var(--text2);
}
.loesungsschritt-body {
  padding: 10px 12px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.loesungsschritt-body.kollabiert {
  display: none;
}

/* Punkte-Zeile im Schritt */
.schritt-punkte-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.schritt-punkte-row label {
  font-size: 0.78rem;
  color: var(--text2);
}
.schritt-punkte-input {
  width: 80px !important;
  padding: 4px 8px !important;
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 0.86rem !important;
}

/* af-block Vorschau unter Header */
.af-block-vorschau {
  padding: 4px 16px 6px;
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.4;
  border-bottom: 1px solid var(--border);
}
.af-block.af-block-open > .af-block-vorschau {
  display: none;
}
.af-block-titel {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text2);
}

/* Lösungsschritt Editor kompakter */
.loesungsschritt .ql-editor {
  min-height: 80px !important;
}
.loesungsschritt .schritt-punkte-row {
  margin-top: 6px;
}

/* Lösungsschritt Body mehr Luft */
.loesungsschritt .kollaps-inhalt,
.loesungsschritt-body {
  padding: 12px 12px 10px 12px !important;
}
.loesungsschritt > div[style*="grid"] {
  margin-top: 8px;
}

/* Lösungsschritt Vorschau */
#loesungsschritte-container .af-block-vorschau {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
#loesungsschritte-container .af-block.af-block-open > .af-block-vorschau {
  display: none;
}

/* Lösungsschritt Kollaps – höchste Spezifität */
#loesungsschritte-container .af-block > .af-block-body {
  display: none !important;
}
#loesungsschritte-container .af-block.af-block-open > .af-block-body {
  display: block !important;
}

/* Aufgabe + Lösungsschritte Gruppe */
.af-gruppe {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 12px;
  background: var(--bg2);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.af-gruppe .af-block {
  border: none;
  border-radius: 0;
  margin-bottom: 0;
  border-top: 1px solid var(--border);
}
.af-gruppe .af-block:first-child {
  border-top: none;
}

/* Punkte-Badge dezenter */
.punkte-gesamt {
  background: transparent !important;
  color: var(--text3) !important;
  font-size: 0.78rem !important;
  padding: 0 !important;
  border-radius: 0 !important;
}

/* Teilaufgaben Kollaps */
#teilaufgaben-container .af-block > .af-block-body {
  display: none !important;
}
#teilaufgaben-container .af-block.af-block-open > .af-block-body {
  display: block !important;
}
#teilaufgaben-container .af-block.af-block-open > .af-block-vorschau {
  display: none !important;
}


/* Teilaufgaben Vorschau kompakter */
#block-teilaufgaben .af-block-vorschau,
#block-teilaufgaben > .af-block-body {
  padding: 4px 14px;
}
.af-block-vorschau img {
  height: auto !important;
  width: 400px !important;
  vertical-align: middle !important;
  display: inline !important;
  margin: 0 4px !important;
}

/* Teilaufgaben Body-Höhe begrenzen wenn zugeklappt */
#teilaufgaben-container .af-block > .af-block-body {
  overflow: hidden;
}

/* Teilaufgaben Block Höhe begrenzen */
#block-teilaufgaben .af-block-body {
  max-height: none;
}
#teilaufgaben-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ── Klassenarbeit Detail: Vorschau-Layout (Text links, Bilder rechts) ── */
.detail-aufgabe-vorschau {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 4px 12px 6px;
  font-size: 0.82rem;
  color: var(--text);
  line-height: 1.5;
}
.detail-aufgabe-text {
  flex: 1;
  min-width: 0;
}
.detail-aufgabe-text p { margin: 0 0 4px; }
.detail-aufgabe-text img { max-width: 100%; border-radius: var(--radius); }
.detail-aufgabe-bilder {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex-shrink: 0;
}
.detail-aufgabe-bilder img {
  width: 220px;
  height: auto;
  border-radius: 4px;
  display: block;
  object-fit: contain;
}

/* ── Teilaufgaben in Detailansicht ── */
.detail-teilaufgabe {
  border-top: 1px solid var(--border);
}
.detail-teilaufgabe-vorschau {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 6px 16px 8px;
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.5;
}
.detail-ta-buchstabe {
  font-weight: 700;
  color: var(--text2);
  flex-shrink: 0;
  min-width: 18px;
  font-size: 0.85rem;
}

/* ── Teile-Verwaltung im Klassenarbeitseditor ── */
.teile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.teile-verwaltung {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.teil-zeile {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
}
.teil-nr {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 24px;
}
.teil-name-input {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border2);
  border-radius: 6px;
  color: var(--text);
  padding: 5px 10px;
  font-size: 0.88rem;
}
.teil-umbruch-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text2);
  white-space: nowrap;
  cursor: pointer;
}

/* Hintergrundbild fuer die gesamte App */
body {
  background-image: url('../img/login-bg.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: var(--bg);
  opacity: 0.93;
  z-index: 0;
  pointer-events: none;
}
.sidebar, .main {
  position: relative;
  z-index: 1;
}

/* Collapsable Blocks */
.collapsable-header {
  cursor: pointer;
  padding: 8px 0;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text2);
  user-select: none;
  display: flex;
  align-items: center;
  gap: 6px;
}
.collapsable-header:hover {
  color: var(--accent);
}
.collapsable-body {
  padding-top: 8px;
}

/* Home-View randlos */
#view-home {
  margin: -32px -40px;
}