/* ==========================================================================
   Appcademy – Stylesheet
   Ohne Build-Schritt nutzbar. Farben und Abstände über Variablen anpassen.
   Haupt- und Kopfzeilenfarbe kommen aus den Website-Einstellungen
   (--primary, --header); jeder Kurs bringt seine eigene Farbe mit (--course).
   ========================================================================== */

:root {
  --paper: #f5f6f9;
  --surface: #ffffff;
  --ink: #1e2440;
  --ink-2: #4a5170;
  --ink-3: #7a8099;
  --line: #dde0e8;
  --line-strong: #c4c8d6;
  --primary: #2b3a8c;
  --primary-ink: #ffffff;
  --primary-soft: color-mix(in srgb, var(--primary) 11%, white);
  --red: #c8102e;
  --red-soft: #fbe9ec;
  --green: #23704a;
  --green-soft: #e6f3ec;
  --gold: #b07d00;
  --gold-soft: #fbf3dc;
  --course: var(--primary); /* wird pro Kurs überschrieben */
  --header: #1e2440;   /* Kopfzeile, aus den Einstellungen */
  --header-ink: #ffffff;

  --font-display: "Avenir Next Condensed", "Roboto Condensed", "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --radius-s: 4px;
  --radius-m: 8px;
  --shell: 1200px;
  --gutter: 16px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.55 var(--font-body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, video, iframe { max-width: 100%; }
a { color: var(--primary); text-underline-offset: 2px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; border-radius: 2px; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); border: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-stretch: condensed;
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -.005em;
}
h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); }
h2 { font-size: clamp(1.4rem, 2.6vw, 1.75rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
small, .small { font-size: .875rem; }
.muted { color: var(--ink-2); }
.subtle { color: var(--ink-3); }
.nowrap { white-space: nowrap; }

/* ---------- Grundgerüst ---------- */
.shell { width: 100%; max-width: var(--shell); margin: 0 auto; padding: 0 var(--gutter); }
main { flex: 1; padding: 28px 0 64px; }

.topbar {
  background: var(--header);
  color: var(--header-ink);
  position: sticky; top: 0; z-index: 30;
}
.topbar .shell { display: flex; align-items: center; gap: 24px; min-height: 60px; }
.brand {
  display: flex; align-items: center; gap: 10px;
  color: var(--header-ink); text-decoration: none;
  font-family: var(--font-display); font-stretch: condensed; font-weight: 700; font-size: 1.3rem;
}
.brand:hover { color: var(--header-ink); }
.brand-mark { width: 32px; height: 32px; flex: none; display: grid; place-items: center; border-radius: 7px; background: var(--primary); color: #fff; font-size: 1.05rem; box-shadow: inset 0 -3px 0 rgba(0,0,0,.18); }
.brand-logo { height: 36px; width: auto; max-width: 180px; object-fit: contain; display: block; }
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a, .nav button.linklike {
  color: var(--header-ink); opacity: .82; text-decoration: none; padding: 8px 12px; border-radius: var(--radius-s);
  font-size: .95rem;
}
.nav a:hover, .nav button.linklike:hover { opacity: 1; background: color-mix(in srgb, var(--header-ink) 10%, transparent); }
.nav a[aria-current="page"] { opacity: 1; box-shadow: inset 0 -3px 0 var(--course); }
.nav form { margin: 0; }
.nav-toggle { display: none; margin-left: auto; background: none; border: 1px solid color-mix(in srgb, var(--header-ink) 35%, transparent); color: var(--header-ink); border-radius: var(--radius-s); padding: 6px 10px; font: inherit; }
.avatar {
  display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 50%;
  background: var(--primary-soft); color: var(--primary); font-weight: 700; font-size: .8rem; flex: none;
}
.avatar.is-admin { background: var(--ink); color: #fff; }
.avatar.is-photo { object-fit: cover; background: var(--line); padding: 0; }
.avatar.is-photo.is-admin { box-shadow: 0 0 0 2px var(--ink); }

@media (max-width: 480px) {
  .brand { font-size: 1.1rem; }
  .brand span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 62vw; }
}
@media (max-width: 820px) {
  .nav-toggle { display: inline-block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 60px; background: var(--header); flex-direction: column; align-items: stretch; padding: 8px var(--gutter) 16px; gap: 0; }
  .nav.is-open { display: flex; }
  .nav a, .nav button.linklike { padding: 12px 8px; width: 100%; text-align: left; }
}

.footer { border-top: 1px solid var(--line); padding: 24px 0; font-size: .875rem; color: var(--ink-3); background: var(--surface); }
.footer .shell { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }
.footer a { color: var(--ink-2); }

/* ---------- Fortschrittsbalken ---------- */
/* Die Füllung bekommt eine feine Doppellinie als wiedererkennbares Element. */
.progress {
  --fill: var(--course);
  position: relative; height: 12px; border-radius: 2px;
  background: var(--line);
  overflow: hidden;
}
.progress > span {
  display: block; height: 100%; width: var(--value, 0%);
  background:
    linear-gradient(to bottom, transparent 3px, rgba(255,255,255,.35) 3px, rgba(255,255,255,.35) 4px, transparent 4px, transparent 8px, rgba(255,255,255,.35) 8px, rgba(255,255,255,.35) 9px, transparent 9px),
    var(--fill);
  transition: width .4s ease;
}
.progress.is-thin { height: 6px; }
.progress.is-thin > span { background: var(--fill); }
.progress-legend { display: flex; justify-content: space-between; gap: 12px; font-size: .85rem; color: var(--ink-2); margin-top: 6px; }

/* Gestapelter Balken: richtig / falsch / offen */
.progress-stack { display: flex; height: 12px; border-radius: 2px; overflow: hidden; background: var(--line); }
.progress-stack > span { height: 100%; }
.progress-stack .is-correct { background: var(--green); }
.progress-stack .is-wrong { background: var(--red); }

.swatch { display: inline-block; width: 22px; height: 8px; border-radius: 1px; background: var(--swatch, var(--line-strong)); vertical-align: middle; box-shadow: inset 0 0 0 1px rgba(0,0,0,.12); flex: none; }

/* Gesperrte Stufen */
.lock-ico { width: 13px; height: 13px; vertical-align: -1px; flex: none; }
.tree-cat.is-locked > a { color: var(--ink-3); }
.cat-item.is-locked { background: #f9fafc; border-style: dashed; }
.cat-item.is-locked h3 { color: var(--ink-2); }

/* Stufen (stufenweise Freischaltung) */
.stage-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
.stage { display: grid; gap: 6px; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius-m); background: #fff; }
.stage-bar { height: 10px; border-radius: 2px; background: var(--swatch); box-shadow: inset 0 0 0 1px rgba(0,0,0,.12); }
.stage-name { font-weight: 700; color: var(--ink); text-decoration: none; }
.stage-name:hover { text-decoration: underline; }
.stage-state { font-size: .8rem; color: var(--ink-3); min-height: 1.2em; display: flex; align-items: center; gap: 4px; }
.stage.is-locked { background: #f9fafc; border-style: dashed; }
.stage.is-locked .stage-bar { opacity: .3; }
.stage.is-locked .stage-name { color: var(--ink-3); }
.stage.is-current { border-color: var(--course); box-shadow: 0 0 0 1px var(--course); }
.stage.is-current .stage-state { color: var(--course); font-weight: 700; }
.stage.is-open:not(.is-current) .stage-state { color: var(--green); }
.stage-exam { display: flex; flex-wrap: wrap; gap: 12px 20px; justify-content: space-between; align-items: center; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }

/* ---------- Bausteine ---------- */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 24px; }
.panel-title { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.panel-title h2, .panel-title h3 { margin: 0; }
.panel.is-flush { padding: 0; }
.panel.is-flush > .panel-title { padding: 20px 24px 0; }

.stack > * + * { margin-top: 20px; }
.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.row.is-between { justify-content: space-between; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: 20px; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 24px; align-items: start; }
@media (max-width: 960px) { .split { grid-template-columns: 1fr; } }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 42px; padding: 8px 18px; border-radius: var(--radius-s);
  border: 1px solid var(--primary); background: var(--primary); color: var(--primary-ink);
  font: 600 .95rem/1.2 var(--font-body); text-decoration: none; cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}
.btn:hover { background: color-mix(in srgb, var(--primary) 82%, black); border-color: color-mix(in srgb, var(--primary) 82%, black); color: #fff; }
.btn.is-ghost { background: transparent; color: var(--primary); border-color: var(--line-strong); }
.btn.is-ghost:hover { border-color: var(--primary); background: var(--primary-soft); color: var(--primary); }
.btn.is-danger { background: transparent; color: var(--red); border-color: #e9b3bc; }
.btn.is-danger:hover { background: var(--red); color: #fff; border-color: var(--red); }
.btn.is-course { background: var(--course); border-color: var(--course); }
.btn.is-course:hover { filter: brightness(.9); }
.btn.is-small { min-height: 32px; padding: 4px 10px; font-size: .85rem; }
.btn.is-wide { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.icon-btn { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: var(--radius-s); border: 1px solid var(--line); background: var(--surface); color: var(--ink-2); cursor: pointer; font-size: .9rem; padding: 0; }
.icon-btn:hover { border-color: var(--ink-3); color: var(--ink); }
.linklike { background: none; border: 0; padding: 0; color: var(--primary); font: inherit; cursor: pointer; text-decoration: underline; text-underline-offset: 2px; }

.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 2px 8px; border-radius: 999px; font-size: .78rem; font-weight: 600;
  background: var(--primary-soft); color: var(--primary); white-space: nowrap;
}
.tag.is-green { background: var(--green-soft); color: var(--green); }
.tag.is-red { background: var(--red-soft); color: var(--red); }
.tag.is-gold { background: var(--gold-soft); color: var(--gold); }
.tag.is-grey { background: #eceef3; color: var(--ink-2); }

.stat { display: flex; flex-direction: column; }
.stat strong { font-family: var(--font-display); font-stretch: condensed; font-size: 2rem; line-height: 1; }
.stat span { color: var(--ink-2); font-size: .875rem; margin-top: 4px; }

/* ---------- Meldungen ---------- */
.flash { border-radius: var(--radius-m); padding: 12px 16px; margin-bottom: 20px; border: 1px solid; display: flex; gap: 10px; align-items: flex-start; }
.flash.is-success { background: var(--green-soft); border-color: #b9dcc8; color: #154a30; }
.flash.is-error { background: var(--red-soft); border-color: #efbcc5; color: #7d0a1d; }
.flash.is-info, .flash.is-warning { background: var(--gold-soft); border-color: #ecd9a3; color: #5f4500; }
.flash ul { margin: 0; padding-left: 18px; }

/* ---------- Formulare ---------- */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label, .label { font-weight: 600; font-size: .92rem; }
.field .hint { font-size: .82rem; color: var(--ink-3); }
.input, .select, .textarea {
  width: 100%; min-height: 42px; padding: 9px 12px;
  border: 1px solid var(--line-strong); border-radius: var(--radius-s); background: #fff; color: var(--ink);
  font: inherit;
}
.textarea { min-height: 120px; resize: vertical; line-height: 1.5; }
.textarea.is-code { font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; font-size: .9rem; min-height: 220px; }
.input:focus, .select:focus, .textarea:focus { border-color: var(--primary); outline: 2px solid var(--primary-soft); }
.field.has-error .input, .field.has-error .select, .field.has-error .textarea { border-color: var(--red); }
.error { color: var(--red); font-size: .85rem; }
.check { display: flex; gap: 10px; align-items: flex-start; cursor: pointer; }
.check input { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--primary); flex: none; }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.inline-form { display: inline; margin: 0; }
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
legend { font-weight: 600; margin-bottom: 8px; padding: 0; }

.md-toolbar { display: flex; gap: 4px; flex-wrap: wrap; padding: 6px; border: 1px solid var(--line-strong); border-bottom: 0; border-radius: var(--radius-s) var(--radius-s) 0 0; background: #f7f8fb; }
.md-toolbar + .textarea { border-radius: 0 0 var(--radius-s) var(--radius-s); }
.md-toolbar button { min-width: 32px; height: 30px; border: 1px solid transparent; background: none; border-radius: 3px; cursor: pointer; font: 600 .85rem var(--font-body); color: var(--ink-2); }
.md-toolbar button:hover { background: #fff; border-color: var(--line); color: var(--ink); }

/* ---------- Tabellen ---------- */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: .93rem; }
.table th { text-align: left; font-weight: 600; color: var(--ink-2); font-size: .82rem; padding: 10px 12px; border-bottom: 1px solid var(--line-strong); white-space: nowrap; }
.table td { padding: 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table tr:last-child td { border-bottom: 0; }
.table .actions { text-align: right; white-space: nowrap; }
.table .actions > * { margin-left: 4px; }

/* ---------- Startseite / Kurskatalog ---------- */
.hero { padding: 40px 0 8px; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4rem); max-width: 14ch; margin-bottom: 16px; }
.hero p { font-size: 1.15rem; color: var(--ink-2); max-width: 56ch; }
.hero-rule { height: 6px; width: 96px; margin: 36px 0 40px; border-radius: 3px; background: var(--primary); }

.course-list { display: grid; gap: 16px; }
.course-row {
  --course: #b3261e;
  display: grid; grid-template-columns: 10px 180px minmax(0, 1fr) auto; gap: 0 24px; align-items: stretch;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); overflow: hidden;
}
.course-row::before { content: ""; background: var(--course); }
.course-row .thumb { background: var(--paper) center/cover no-repeat; min-height: 140px; margin: 16px 0; border-radius: var(--radius-s); }
.course-row .body { padding: 20px 0; }
.course-row .body h2 { margin-bottom: 4px; }
.course-row .meta { display: flex; flex-wrap: wrap; gap: 6px 16px; color: var(--ink-2); font-size: .9rem; margin-top: 10px; }
.course-row .cta { display: flex; flex-direction: column; justify-content: center; align-items: flex-end; gap: 8px; padding: 20px 24px 20px 0; }
@media (max-width: 760px) {
  .course-row { grid-template-columns: 8px minmax(0,1fr); }
  .course-row .thumb { display: none; }
  .course-row .body { padding: 18px 18px 0 0; }
  .course-row .cta { grid-column: 2; align-items: stretch; padding: 12px 18px 18px 0; }
}
.thumb-placeholder { display: grid; place-items: center; color: var(--course); font-family: var(--font-display); font-stretch: condensed; font-size: 2.6rem; font-weight: 700; background: color-mix(in srgb, var(--course) 9%, white) !important; }

/* ---------- Kursbereich ---------- */
.course-head { background: var(--surface); border-bottom: 1px solid var(--line); margin-top: -28px; margin-bottom: 28px; }
.course-head .course-band { height: 10px; background: var(--course); }
.course-head .shell { padding-top: 20px; }
.course-head h1 { margin-bottom: 4px; }
.crumbs { font-size: .875rem; color: var(--ink-3); margin-bottom: 6px; display: flex; flex-wrap: wrap; gap: 4px; }
.crumbs a { color: var(--ink-2); text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.crumbs span[aria-hidden] { color: var(--line-strong); }
.tabs { display: flex; gap: 4px; margin-top: 16px; overflow-x: auto; overflow-y: hidden; scrollbar-width: none; }
.tabs::-webkit-scrollbar, .admin-nav::-webkit-scrollbar { display: none; }
.tabs a { padding: 12px 14px 14px; text-decoration: none; color: var(--ink-2); font-weight: 600; white-space: nowrap; }
.tabs a:hover { color: var(--ink); }
.tabs a[aria-current="page"] { color: var(--ink); box-shadow: inset 0 -3px 0 var(--course); }

.module-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 20px; }
.module { display: flex; flex-direction: column; gap: 12px; text-decoration: none; color: inherit; }
.module h2 { margin: 0; }
.module .grow { flex: 1; }

/* Seitennavigation (Kategorienbaum) */
.learn-layout { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 28px; align-items: start; }
@media (max-width: 960px) { .learn-layout { grid-template-columns: 1fr; } }
.tree-panel { position: sticky; top: 76px; max-height: calc(100vh - 92px); overflow-y: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 14px 10px; }
@media (max-width: 960px) { .tree-panel { position: static; max-height: none; } }
.tree-panel > summary { list-style: none; font-weight: 700; padding: 4px 8px 10px; cursor: pointer; display: flex; justify-content: space-between; }
.tree-panel > summary::-webkit-details-marker { display: none; }
@media (min-width: 961px) { .tree-panel > summary { pointer-events: none; } .tree-panel > summary .toggle-hint { display: none; } }
.tree, .tree ul { list-style: none; margin: 0; padding: 0; }
.tree ul { padding-left: 14px; border-left: 1px solid var(--line); margin-left: 10px; }
.tree-cat > a, .tree-cat > span {
  display: flex; align-items: center; gap: 8px; padding: 7px 8px; border-radius: var(--radius-s);
  text-decoration: none; color: var(--ink); font-weight: 600; font-size: .93rem;
}
.tree-cat > a:hover { background: var(--paper); }
.tree-cat > a .count { margin-left: auto; font-weight: 400; color: var(--ink-3); font-size: .8rem; font-variant-numeric: tabular-nums; }
.tree-lesson a { display: flex; gap: 8px; align-items: flex-start; padding: 6px 8px; border-radius: var(--radius-s); text-decoration: none; color: var(--ink-2); font-size: .9rem; line-height: 1.35; }
.tree-lesson a:hover { background: var(--paper); color: var(--ink); }
.tree a[aria-current="page"] { background: var(--primary-soft); color: var(--primary); }
.tick { width: 16px; height: 16px; border-radius: 50%; border: 1.5px solid var(--line-strong); flex: none; margin-top: 1px; display: grid; place-items: center; }
.tick.is-done { background: var(--green); border-color: var(--green); }
.tick.is-done::after { content: ""; width: 7px; height: 4px; border: solid #fff; border-width: 0 0 2px 2px; transform: rotate(-45deg) translate(1px, -1px); }
.draft-dot { font-size: .7rem; color: var(--gold); font-weight: 700; }

.cat-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.cat-item { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 16px; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 16px 20px; text-decoration: none; color: inherit; }
.cat-item:hover { border-color: var(--ink-3); }
.cat-item h3 { margin: 0; }
.cat-item .progress { margin-top: 10px; max-width: 320px; }

.lesson-list { list-style: none; margin: 0; padding: 0; border: 1px solid var(--line); border-radius: var(--radius-m); background: var(--surface); }
.lesson-list li + li { border-top: 1px solid var(--line); }
.lesson-list a { display: flex; gap: 14px; align-items: flex-start; padding: 14px 18px; text-decoration: none; color: inherit; }
.lesson-list a:hover { background: #fafbfd; }
.lesson-list .title { font-weight: 600; }
.lesson-list .media { margin-left: auto; display: flex; gap: 6px; color: var(--ink-3); font-size: .8rem; white-space: nowrap; }

/* Lektion */
.lesson-head h1 { margin-bottom: 8px; }
.lesson-body { max-width: 72ch; }
.prose { font-size: 1.05rem; line-height: 1.7; }
.prose h2 { margin-top: 1.6em; font-size: 1.5rem; }
.prose h3 { margin-top: 1.4em; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1em; }
.prose li + li { margin-top: .3em; }
.prose blockquote { margin: 1.2em 0; padding: 12px 16px; border-left: 4px solid var(--course); background: color-mix(in srgb, var(--course) 6%, white); border-radius: 0 var(--radius-s) var(--radius-s) 0; }
.prose blockquote p:last-child { margin: 0; }
.prose table { border-collapse: collapse; width: 100%; margin: 0 0 1.2em; font-size: .95rem; display: block; overflow-x: auto; }
.prose th, .prose td { border-bottom: 1px solid var(--line); padding: 8px 12px; text-align: left; }
.prose th { border-bottom-color: var(--line-strong); }
.prose code { background: #eef0f5; padding: 1px 5px; border-radius: 3px; font-size: .9em; }
.prose img { border-radius: var(--radius-s); }
.block { margin: 0 0 28px; }
.block figure { margin: 0; }
.block figcaption { font-size: .9rem; color: var(--ink-2); margin-top: 8px; }
.block-image img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: var(--radius-m); background: #fff; }
.video-frame { position: relative; aspect-ratio: 16 / 9; background: var(--ink); border-radius: var(--radius-m); overflow: hidden; }
.video-frame iframe, .video-frame video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-consent { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; padding: 24px; color: #fff; text-align: center; background: linear-gradient(135deg, #1e2440, #2b3a8c); }
.video-consent p { max-width: 46ch; font-size: .9rem; color: #d9dcea; margin: 0; }
.video-consent .play { width: 64px; height: 64px; border-radius: 50%; border: 0; background: #fff; color: var(--ink); cursor: pointer; display: grid; place-items: center; }
.video-consent .play::before { content: ""; border-style: solid; border-width: 11px 0 11px 18px; border-color: transparent transparent transparent var(--ink); margin-left: 5px; }

.lesson-footer { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; padding: 20px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin: 36px 0; }
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pager a { display: block; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--radius-m); text-decoration: none; background: var(--surface); color: var(--ink); }
.pager a:hover { border-color: var(--ink-3); }
.pager small { display: block; color: var(--ink-3); }
.pager .next { text-align: right; grid-column: 2; }

/* ---------- Community ---------- */
.comments { list-style: none; margin: 0; padding: 0; }
.comment { display: grid; grid-template-columns: 36px minmax(0, 1fr); gap: 12px; padding: 16px 0; }
.comments > .comment + .comment { border-top: 1px solid var(--line); }
.comment .avatar { width: 36px; height: 36px; }
.comment-meta { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; font-size: .875rem; }
.comment-meta strong { font-size: .95rem; }
.comment-body { margin-top: 4px; overflow-wrap: anywhere; }
.comment-body p { margin: 0 0 .6em; }
.comment-actions { display: flex; gap: 14px; font-size: .85rem; margin-top: 2px; }
.comment-actions button, .comment-actions summary { color: var(--ink-2); background: none; border: 0; padding: 0; cursor: pointer; font: inherit; list-style: none; }
.comment-actions summary::-webkit-details-marker { display: none; }
.comment-actions button:hover, .comment-actions summary:hover { color: var(--ink); text-decoration: underline; }
.replies { list-style: none; margin: 8px 0 0; padding: 0 0 0 16px; border-left: 2px solid var(--line); }
.replies .comment { padding: 10px 0; grid-template-columns: 28px minmax(0, 1fr); }
.replies .avatar { width: 28px; height: 28px; font-size: .7rem; }
.reply-form { margin-top: 10px; }
.reply-form .textarea { min-height: 80px; }
.comment:target { animation: highlight 2s ease-out; }
@keyframes highlight { from { background: var(--gold-soft); } to { background: transparent; } }

/* ---------- Fragentrainer ---------- */
.trainer-start { display: grid; gap: 14px; }
.source-option { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-m); cursor: pointer; background: var(--surface); }
.source-option:has(input:checked) { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); background: #fbfbff; }
.source-option input { width: 18px; height: 18px; accent-color: var(--primary); }
.source-option .count { font-variant-numeric: tabular-nums; color: var(--ink-2); font-size: .9rem; }

.seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: var(--radius-s); overflow: hidden; }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; }
.seg span { display: block; padding: 8px 16px; cursor: pointer; font-weight: 600; font-size: .9rem; color: var(--ink-2); }
.seg label + label span { border-left: 1px solid var(--line-strong); }
.seg input:checked + span { background: var(--ink); color: #fff; }
.seg input:focus-visible + span { outline: 3px solid var(--primary); outline-offset: -3px; }

.cat-stats { width: 100%; border-collapse: collapse; }
.cat-stats td { padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.cat-stats tr:last-child td { border-bottom: 0; }
.cat-stats .name { display: flex; align-items: center; gap: 8px; }
.cat-stats .bar { width: 38%; min-width: 120px; }
.cat-stats .num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; color: var(--ink-2); font-size: .9rem; }

.quiz { max-width: 780px; margin: 0 auto; }
.quiz-top { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.quiz-progress { flex: 1; min-width: 200px; }
.question-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 28px; }
.question-meta { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; font-size: .85rem; color: var(--ink-3); margin-bottom: 14px; }
.question-text { font-size: 1.3rem; font-weight: 600; line-height: 1.45; margin-bottom: 20px; }
.question-image { margin: 0 0 20px; }
.question-image img { border-radius: var(--radius-m); border: 1px solid var(--line); max-height: 360px; }
.answers { display: grid; gap: 10px; }
.answer {
  display: grid; grid-template-columns: 32px minmax(0, 1fr) auto; gap: 12px; align-items: center;
  padding: 14px 16px; border: 1.5px solid var(--line-strong); border-radius: var(--radius-m); cursor: pointer; background: #fff;
  font-size: 1.02rem;
}
.answer:hover { border-color: var(--ink-3); }
.answer input { position: absolute; opacity: 0; pointer-events: none; }
.answer .key { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; border: 1.5px solid var(--line-strong); font-weight: 700; color: var(--ink-2); font-size: .9rem; }
.answer.is-multi .key { border-radius: var(--radius-s); }
.answer:has(input:checked) { border-color: var(--primary); background: #f7f8ff; }
.answer:has(input:checked) .key { background: var(--primary); border-color: var(--primary); color: #fff; }
.answer:has(input:focus-visible) { outline: 3px solid var(--primary); outline-offset: 2px; }
.answer.is-correct, .answer.is-correct:has(input:checked) { border-color: var(--green); background: var(--green-soft); }
.answer.is-correct .key, .answer.is-correct:has(input:checked) .key { background: var(--green); border-color: var(--green); color: #fff; }
.answer.is-wrong, .answer.is-wrong:has(input:checked) { border-color: var(--red); background: var(--red-soft); }
.answer.is-wrong .key, .answer.is-wrong:has(input:checked) .key { background: var(--red); border-color: var(--red); color: #fff; }
.answer.is-locked { cursor: default; }
.answer .verdict { font-size: .8rem; font-weight: 700; }
.answer.is-correct .verdict { color: var(--green); }
.answer.is-wrong .verdict { color: var(--red); }
.feedback { margin-top: 20px; padding: 16px 18px; border-radius: var(--radius-m); }
.feedback.is-right { background: var(--green-soft); }
.feedback.is-wrong { background: var(--red-soft); }
.feedback > strong { display: block; margin-bottom: 4px; }
.explanation > :first-child { margin-top: 0; }
.explanation > :last-child { margin-bottom: 0; }
.explanation p, .explanation ul, .explanation ol { margin: 0 0 .5em; }
.explanation ul, .explanation ol { padding-left: 1.3em; }
.course-header-image { margin: 0; }
.course-header-image img { display: block; width: 100%; height: auto; max-height: 420px; object-fit: cover; border-radius: var(--radius-m); }
.model-answer { margin-top: 16px; }
.update-notes { margin-top: 12px; }
.push-box { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--line); }
.push-box h3 { margin: 0 0 6px; }
.update-notes > summary { cursor: pointer; font-weight: 600; }
.model-answer > summary { list-style: none; display: inline-flex; }
.model-answer > summary::-webkit-details-marker { display: none; }
.model-answer[open] > summary { display: none; }
.model-answer .prose { padding: 14px 18px; border-left: 4px solid var(--course); background: color-mix(in srgb, var(--course) 6%, white); border-radius: 0 var(--radius-s) var(--radius-s) 0; font-size: 1rem; }
.model-answer .prose > :last-child { margin-bottom: 0; }
.model-answer.is-review .prose { padding: 10px 14px; font-size: .95rem; }
.quiz-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; align-items: center; margin-top: 24px; }

.mark-btn { display: inline-flex; align-items: center; gap: 6px; background: none; border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px 4px 10px; font: 600 .82rem var(--font-body); color: var(--ink-2); cursor: pointer; }
.mark-btn:hover { border-color: var(--ink-3); color: var(--ink); }
.mark-btn svg { width: 14px; height: 14px; }
.mark-btn[aria-pressed="true"] { background: var(--red-soft); border-color: #efbcc5; color: var(--red); }
.mark-btn[aria-pressed="true"] svg path { fill: currentColor; }

.q-nav { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 24px; }
.q-nav a, .q-nav button { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: var(--radius-s); text-decoration: none; color: var(--ink-2); font-size: .85rem; font-variant-numeric: tabular-nums; background: #fff; }
.q-nav button { cursor: pointer; font: inherit; font-size: .85rem; }
.q-nav a.is-answered, .q-nav button.is-answered { background: var(--ink); color: #fff; border-color: var(--ink); }
.q-nav a.is-correct { background: var(--green); border-color: var(--green); color: #fff; }
.q-nav a.is-wrong { background: var(--red); border-color: var(--red); color: #fff; }
.q-nav a[aria-current="true"], .q-nav button[aria-current="true"] { outline: 3px solid var(--primary); outline-offset: 1px; }

.result-head { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 24px; align-items: center; }
.score-ring { --p: 0; width: 132px; height: 132px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--ring, var(--green)) calc(var(--p) * 1%), var(--line) 0); }
.score-ring > div { width: 104px; height: 104px; border-radius: 50%; background: var(--surface); display: grid; place-items: center; text-align: center; }
.score-ring strong { font-family: var(--font-display); font-stretch: condensed; font-size: 2rem; line-height: 1; display: block; }
@media (max-width: 560px) { .result-head { grid-template-columns: 1fr; justify-items: start; } }
.review-item { padding: 16px 0; border-top: 1px solid var(--line); }
.review-item:first-child { border-top: 0; }
.review-answers { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 4px; font-size: .95rem; }
.review-answers li { display: flex; gap: 8px; align-items: baseline; }
.review-answers .is-correct { color: var(--green); font-weight: 600; }
.review-answers .is-picked-wrong { color: var(--red); text-decoration: line-through; }

/* Fragenkatalog nach Kategorien */
.q-sections { display: grid; gap: 10px; }
.q-section { border: 1px solid var(--line); border-radius: var(--radius-m); background: #fff; }
.q-section > summary { display: flex; align-items: center; gap: 12px; padding: 14px 16px; cursor: pointer; list-style: none; }
.q-section > summary::-webkit-details-marker { display: none; }
.q-section > summary::after { content: ""; width: 8px; height: 8px; margin-left: 4px; border: solid var(--ink-3); border-width: 0 2px 2px 0; transform: rotate(45deg); transition: transform .15s; }
.q-section[open] > summary::after { transform: rotate(-135deg); }
.q-section > summary:hover { background: #fafbfd; }
.q-section[open] > summary { border-bottom: 1px solid var(--line); }
.q-section-title { font-family: var(--font-display); font-stretch: condensed; font-weight: 700; font-size: 1.15rem; }
.q-count { margin-left: auto; color: var(--ink-2); font-size: .88rem; font-variant-numeric: tabular-nums; }
.q-group { padding: 4px 16px 8px calc(16px + var(--depth, 0) * 20px); }
.q-group + .q-group { border-top: 1px solid var(--line); }
.q-group-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 10px 0 4px; }
.q-empty { margin: 0 0 6px; }
.q-rows { list-style: none; margin: 0; padding: 0; }
.q-rows > li { display: grid; grid-template-columns: 76px minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 8px 0; border-top: 1px dashed var(--line); }
.q-rows > li:first-child { border-top: 0; }
.q-code { font-size: .8rem; color: var(--ink-3); font-variant-numeric: tabular-nums; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.q-text { color: var(--ink); text-decoration: none; font-weight: 600; }
.q-text:hover { text-decoration: underline; }
.q-meta { display: flex; align-items: center; gap: 6px; }
@media (max-width: 640px) {
  .q-rows > li { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .q-code:empty { display: none; }
}
.q-browse { list-style: none; margin: 0; padding: 0; }
.q-browse > li { padding: 12px 0; border-top: 1px dashed var(--line); }
.q-browse > li:first-child { border-top: 0; }
.q-browse details summary { cursor: pointer; color: var(--primary); font-size: .9rem; margin-top: 6px; }

/* Katalog-Auswahl */
.pick-tree, .pick-tree ul { list-style: none; margin: 0; padding: 0; }
.pick-tree ul { padding-left: 22px; }
.pick-tree li { margin: 2px 0; }
.pick-tree .check { padding: 6px 4px; }
.pick-tree details > summary { cursor: pointer; font-size: .85rem; color: var(--primary); padding: 2px 0 2px 32px; }
.pick-questions { list-style: none; padding: 4px 0 8px 28px !important; }
.pick-questions .check { font-size: .92rem; padding: 4px; }

/* ---------- Admin ---------- */
/* Nur waagerecht scrollen (schmale Bildschirme), ohne sichtbare Scrollleiste.
   Die Markierung ist ein innerer Schatten statt eines überstehenden Rahmens,
   sonst entsteht ein Pixel Überlauf und damit eine senkrechte Scrollleiste. */
.admin-nav { display: flex; gap: 4px; overflow-x: auto; overflow-y: hidden; scrollbar-width: none; margin-bottom: 24px; box-shadow: inset 0 -1px 0 var(--line); }
.admin-nav a { padding: 10px 14px 12px; text-decoration: none; color: var(--ink-2); font-weight: 600; white-space: nowrap; }
.admin-nav a:hover { color: var(--ink); }
.admin-nav a[aria-current="page"] { color: var(--ink); box-shadow: inset 0 -3px 0 var(--ink); }
.admin-nav .badge { background: var(--red); color: #fff; border-radius: 999px; font-size: .72rem; padding: 1px 7px; margin-left: 4px; }
.tree-admin { list-style: none; margin: 0; padding: 0; }
.tree-admin li { border-top: 1px solid var(--line); }
.tree-admin li:first-child { border-top: 0; }
.tree-admin .line { display: flex; align-items: center; gap: 10px; padding: 10px 0; padding-left: calc(var(--depth, 0) * 28px); }
.tree-admin .line .title { font-weight: 600; }
.tree-admin .line .tools { margin-left: auto; display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
.tree-admin details.edit > summary { list-style: none; }
.tree-admin details.edit > summary::-webkit-details-marker { display: none; }
.tree-admin .edit-form { padding: 4px 0 16px calc(var(--depth, 0) * 28px + 32px); }

.block-editor { border: 1px solid var(--line); border-radius: var(--radius-m); background: var(--surface); }
.block-editor + .block-editor { margin-top: 16px; }
.block-editor > header { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--line); background: #fafbfd; border-radius: var(--radius-m) var(--radius-m) 0 0; }
.block-editor > header .tools { margin-left: auto; display: flex; gap: 4px; }
.block-editor > .content { padding: 16px; }
.block-editor .preview-img { max-height: 200px; border-radius: var(--radius-s); border: 1px solid var(--line); }
.add-block { border: 2px dashed var(--line-strong); border-radius: var(--radius-m); padding: 20px; margin-top: 20px; background: var(--surface); }
.add-block .tabs-mini { display: flex; gap: 6px; margin-bottom: 16px; flex-wrap: wrap; }
.add-block [hidden] { display: none !important; }

.answer-rows { display: grid; gap: 8px; }
.answer-row { display: grid; grid-template-columns: 28px minmax(0, 1fr) auto; gap: 10px; align-items: center; }
.answer-row .letter { font-weight: 700; color: var(--ink-3); text-align: center; }
.answer-row .check { white-space: nowrap; font-size: .9rem; }

/* Sichtbarkeit & Zugangslinks */
.visibility-options { display: grid; gap: 8px; }
.visibility-option { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 10px; align-items: start; padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--radius-m); cursor: pointer; }
.visibility-option > span { display: grid; gap: 2px; }
.visibility-option input { margin-top: 3px; width: 17px; height: 17px; accent-color: var(--primary); }
.visibility-option:has(input:checked) { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); background: color-mix(in srgb, var(--primary) 4%, white); }
.access-link { padding: 12px 0; border-top: 1px solid var(--line); }
.access-link.is-expired { opacity: .6; }
.access-link.is-new { background: var(--green-soft); margin: 0 -12px; padding: 12px; border-radius: var(--radius-s); }
.copy-field { display: flex; gap: 8px; margin-top: 8px; }
.copy-field .input { min-height: 34px; padding: 5px 10px; font: .82rem ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; color: var(--ink-2); }
.new-link { margin-top: 14px; }
.new-link > summary { list-style: none; display: inline-flex; }
.new-link > summary::-webkit-details-marker { display: none; }
.new-link[open] > summary { display: none; }

/* Teilnehmer & Stufen */
.participant-list { list-style: none; margin: 0; padding: 0; }
.participant-list > li { padding: 16px 0; border-top: 1px solid var(--line); }
.participant-list > li:first-child { border-top: 0; }
.level-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.level-chip { display: grid; gap: 4px; align-content: start; min-width: 140px; padding: 10px; border: 1px solid var(--line); border-radius: var(--radius-m); background: #fff; }
.level-chip.is-locked { border-style: dashed; background: #f9fafc; }
.level-chip.is-locked .stage-bar { opacity: .3; }
.level-chip form { margin-top: 4px; }

.logo-preview { display: inline-flex; padding: 10px 14px; border-radius: var(--radius-m); margin-bottom: 8px; }
.logo-preview img { height: 36px; width: auto; max-width: 220px; object-fit: contain; }

.empty { text-align: center; padding: 40px 20px; color: var(--ink-2); }
.empty h3 { color: var(--ink); }

/* ---------- Auth ---------- */
.auth { max-width: 460px; margin: 20px auto; }
.auth.is-wide { max-width: 720px; }
.course-pick { display: grid; gap: 10px; }
.course-pick .check { border: 1px solid var(--line); border-radius: var(--radius-m); padding: 12px 14px; align-items: center; }
.course-pick .check:has(input:checked) { border-color: var(--primary); background: #fbfbff; }

/* ---------- Pagination ---------- */
.pagination { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-top: 24px; list-style: none; padding: 0; }
.pagination a, .pagination span { display: grid; place-items: center; min-width: 38px; height: 38px; padding: 0 10px; border: 1px solid var(--line); border-radius: var(--radius-s); text-decoration: none; background: #fff; color: var(--ink); }
.pagination [aria-current] span { background: var(--ink); color: #fff; border-color: var(--ink); }
.pagination .disabled span { color: var(--ink-3); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

@media print {
  .topbar, .footer, .tabs, .tree-panel, .comments-section, .lesson-footer form { display: none !important; }
  body { background: #fff; }
}

/* Nutzerverwaltung */
.field-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr)); gap: 0 14px; }
.enrollment-list { list-style: none; margin: 0; padding: 0; }
.enrollment-list li { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.enrollment-list li:last-child { border-bottom: 0; }
.enrollment-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.enrollment-title { font-weight: 600; color: var(--ink); text-decoration: none; }
.enrollment-title:hover { text-decoration: underline; }
.danger-zone { border-color: #e9b3bc; }
.danger-zone h2 { color: var(--red); }
.avatar-edit { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

/* Startseiten-Blöcke */
.home-blocks { max-width: 860px; margin: 0 0 44px; }
.home-blocks .block { margin-bottom: 28px; }
.settings-tabs { --course: var(--primary); margin: 0 0 20px; box-shadow: inset 0 -1px 0 var(--line); }
.tabs a.is-hidden-section { opacity: .55; font-style: italic; }
.nav-profile { display: inline-flex; align-items: center; gap: 8px; }

/* Altersgrenzen: Inhalte, die für die Altersgruppe nicht relevant sind */
.cat-item.is-irrelevant { background: #f9fafc; border-style: dashed; opacity: .7; cursor: default; }
.cat-item.is-irrelevant h3 { color: var(--ink-3); }
.lesson-list .lesson-row { display: flex; gap: 14px; align-items: flex-start; padding: 14px 18px; }
.lesson-row.is-irrelevant, .tree-cat.is-irrelevant > span, .tree-lesson.is-irrelevant > span { color: var(--ink-3); opacity: .75; cursor: default; }
.tree-cat.is-irrelevant > span { display: block; padding: 6px 10px; }
.tree-lesson.is-irrelevant > span { display: block; padding: 6px 8px 6px 32px; font-size: .9rem; line-height: 1.35; }
.is-irrelevant small { display: inline-block; font-size: .68rem; text-transform: uppercase; letter-spacing: .04em; margin-left: 4px; white-space: nowrap; }
.age-tag { font-size: .7rem; vertical-align: middle; }

/* Hero-Image der Startseite */
.hero.has-image.is-side { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 40px; align-items: center; }
.hero-image { margin: 0; }
.hero-image img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius-m); box-shadow: 0 18px 40px -24px rgba(20, 26, 60, .55); }
.hero.has-image.is-background {
  position: relative; overflow: hidden; border-radius: var(--radius-m); margin-top: 24px;
  padding: clamp(40px, 8vw, 96px) clamp(24px, 5vw, 64px); color: #fff;
  background: linear-gradient(100deg, rgba(14, 18, 40, .82) 0%, rgba(14, 18, 40, .55) 55%, rgba(14, 18, 40, .25) 100%), var(--hero-image) center / cover no-repeat, var(--ink);
}
.hero.is-background h1 { color: #fff; }
.hero.is-background p { color: rgba(255, 255, 255, .88); }
.hero.is-background .btn.is-ghost { color: #fff; border-color: rgba(255, 255, 255, .6); background: transparent; }
.hero.is-background .btn.is-ghost:hover { background: rgba(255, 255, 255, .12); }
.hero-preview { display: block; max-width: 100%; max-height: 180px; border-radius: var(--radius-s); border: 1px solid var(--line); margin-bottom: 6px; }
@media (max-width: 860px) {
  .hero.has-image.is-side { grid-template-columns: 1fr; gap: 24px; }
  .hero.has-image.is-side .hero-image { order: -1; }
  .hero-image img { aspect-ratio: 16 / 9; }
}

.edit-form form.grid-2 > .form-actions, .edit-form form.grid-2 > .age-limit { align-self: start; }
.edit-form form.grid-2 > .form-actions { grid-column: 1 / -1; }

/* Richtig/Falsch-Zähler je Frage */
.answer-stat { display: inline-flex; gap: 8px; font-size: .82rem; font-variant-numeric: tabular-nums; white-space: nowrap; }
.answer-stat .is-correct { color: var(--green); }
.answer-stat .is-wrong { color: var(--red); }

/* Startseite: Abstand zwischen den Inhaltsblöcken (Einstellungen → Startseite) */
.home-blocks.is-spacing-small .block { margin-bottom: 10px; }
.home-blocks.is-spacing-none .block { margin-bottom: 0; }
.home-blocks.is-spacing-none .block .prose > :first-child { margin-top: 0; }
.home-blocks.is-spacing-none .block .prose > :last-child { margin-bottom: 0; }
.home-blocks.is-spacing-none .block-image img, .home-blocks.is-spacing-none .video-frame { border-radius: 0; border: 0; }
.home-blocks.is-spacing-none figcaption { margin: 4px 0 8px; }

/* Runde Icons für Kurse und Kategorien */
.icon-round { display: inline-block; flex: none; border-radius: 50%; object-fit: cover; vertical-align: middle; background: #fff; box-shadow: 0 0 0 1px var(--line); }
.title-with-icon { display: flex; align-items: center; gap: 12px; }
.stage-name .icon-round, .level-chip .icon-round { margin-right: 4px; }

/* Fragentrainer-Startseite */
.trainer-home { display: grid; gap: 20px; max-width: 900px; }
.progress-stack.is-large { height: 16px; }
.accordion { margin-top: 14px; border-top: 1px solid var(--line); padding-top: 10px; }
.accordion > summary { cursor: pointer; font-weight: 600; color: var(--primary); font-size: .92rem; list-style: none; }
.accordion > summary::-webkit-details-marker { display: none; }
.accordion > summary::before { content: "▸"; display: inline-block; margin-right: 6px; transition: transform .15s; }
.accordion[open] > summary::before { transform: rotate(90deg); }
.accordion .when-open, .accordion[open] .when-closed { display: none; }
.accordion[open] .when-open { display: inline; }
.accordion-body { padding-top: 14px; }
.run-list { list-style: none; margin: 0; padding: 0; }
.run-list li { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px 16px; padding: 12px 0; border-top: 1px solid var(--line); }
.run-list li:first-child { border-top: 0; padding-top: 0; }
.source-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.start-options { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.start-options .select { width: auto; }
.quick-start { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 20px; }
.quick-start h2 { margin: 0 0 4px; font-size: 1.2rem; }

/* Prüfungen */
.exam-run [hidden] { display: none !important; }
.exam-top { align-items: center; }
.exam-timer { font-family: var(--font-display); font-stretch: condensed; font-size: 1.6rem; font-weight: 700; font-variant-numeric: tabular-nums; min-width: 90px; text-align: right; color: var(--ink); }
.exam-timer.is-low { color: var(--red); }
.exam-run:not(.is-js) .exam-q { margin-bottom: 16px; }
.exam-submit-bar { display: flex; justify-content: flex-end; align-items: center; gap: 12px; margin-top: 16px; }
.exam-run.is-js .exam-submit-bar { justify-content: space-between; }
.exam-gate { position: relative; z-index: 5; max-width: 640px; margin: 24px auto; }
.exam-gate .flash { margin: 0 0 16px; }
.exam-dialog { border: 0; border-radius: var(--radius-m); padding: 24px; max-width: 460px; width: calc(100% - 32px); box-shadow: 0 20px 60px rgba(0,0,0,.25); }
.exam-dialog::backdrop { background: rgba(15, 18, 30, .45); }

:root:fullscreen { background: var(--paper); overflow-y: auto; }
.exam-rules { margin: 0; padding-left: 20px; display: grid; gap: 6px; }
.exam-access { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.exam-access .progress { margin: 6px 0; max-width: 260px; }
.exam-verdict { display: flex; gap: 20px; align-items: center; }
.exam-score { font-family: var(--font-display); font-stretch: condensed; font-size: 2.6rem; font-weight: 700; line-height: 1; padding: 18px 20px; border-radius: var(--radius-m); background: var(--red-soft); color: var(--red); font-variant-numeric: tabular-nums; }
.exam-result.is-passed .exam-score { background: var(--green-soft); color: var(--green); }
.exam-sections .select { min-width: 220px; }
.exam-sections .input { max-width: 100px; }
@media (max-width: 560px) { .exam-verdict { flex-direction: column; align-items: flex-start; } }

/* Benachrichtigungen */
.badge { display: inline-block; background: var(--red); color: #fff; border-radius: 999px; font-size: .72rem; font-weight: 700; padding: 1px 7px; vertical-align: middle; }
.nav-bell { position: relative; display: inline-flex; align-items: center; gap: 6px; }
.nav-bell .badge { position: absolute; top: -2px; left: 12px; min-width: 18px; height: 18px; padding: 0 5px; font-size: .7rem; line-height: 18px; }
.nav-bell-label { display: none; }
@media (max-width: 820px) { .nav-bell-label { display: inline; } .nav-bell .badge { position: static; } }
.notification-list { list-style: none; margin: 0; padding: 0; }
.notification-list li + li { border-top: 1px solid var(--line); }
.notification-list a { display: grid; gap: 2px; padding: 12px 10px 12px 16px; color: inherit; text-decoration: none; border-radius: var(--radius-s); position: relative; }
.notification-list a:hover { background: var(--paper); }
.notification-list li.is-unread a::before { content: ""; position: absolute; left: 4px; top: 18px; width: 7px; height: 7px; border-radius: 50%; background: var(--primary); }
.notification-list li:not(.is-unread) strong { font-weight: 500; }
.notify-table td.center, .notify-table th.center { text-align: center; width: 90px; }
.notify-table input[type=checkbox] { width: 18px; height: 18px; }

/* Sortiermodus (Theorie) */
.structure-editor { margin-top: 4px; }
.structure-bar { position: sticky; top: 70px; z-index: 5; display: flex; justify-content: space-between; gap: 16px; align-items: center; flex-wrap: wrap; padding: 12px 16px; margin-bottom: 12px; background: var(--primary-soft); border: 1px solid color-mix(in srgb, var(--primary) 30%, white); border-radius: var(--radius-m); }
.structure-bar .small { display: block; }
.sort-list { list-style: none; margin: 0; padding: 0; }
.sort-list.is-categories:not(.is-root) { padding-left: 26px; }
.sort-list.is-lessons { padding-left: 34px; }
.sort-list.is-lessons:empty, .sort-list.is-categories:not(.is-root):empty { min-height: 10px; }
.is-dragging-active .sort-list.is-lessons:empty { min-height: 30px; border: 1px dashed var(--line-strong); border-radius: var(--radius-s); margin: 2px 0 4px 34px; padding-left: 0; }
.sort-item { margin: 4px 0; }
.sort-row { display: flex; align-items: center; gap: 10px; padding: 6px 8px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-s); }
.sort-item.is-category > .sort-row { background: var(--paper); }
.sort-keys { margin-left: auto; display: flex; gap: 4px; }
.sort-keys .icon-btn { width: 28px; height: 28px; }
.sort-handle { cursor: grab; touch-action: none; border: 0; background: none; font-size: 1.1rem; line-height: 1; padding: 4px 6px; color: var(--ink-3); border-radius: var(--radius-s); }
.sort-handle:hover, .sort-handle:focus-visible { color: var(--ink); background: var(--line); }
.sort-item.is-dragging { position: fixed; z-index: 50; pointer-events: none; opacity: .92; box-shadow: 0 12px 30px rgba(0,0,0,.18); margin: 0; }
.sort-item.is-dragging .sort-list { display: none; }
.sort-placeholder { list-style: none; margin: 4px 0; border: 2px dashed var(--primary); border-radius: var(--radius-s); background: var(--primary-soft); }
.is-dragging-active { user-select: none; }
.is-dragging-active .sort-handle { cursor: grabbing; }

/* Fragen verschieben */
.move-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; padding: 8px 12px; margin-bottom: 12px; border: 1px dashed var(--line-strong); border-radius: var(--radius-m); }
.move-bar.is-active { position: sticky; top: 70px; z-index: 5; background: var(--primary-soft); border-style: solid; border-color: color-mix(in srgb, var(--primary) 30%, white); }
.move-bar .select { width: auto; max-width: 320px; }
.q-code input[type=checkbox] { margin-right: 4px; vertical-align: middle; }

/* System */
.info-list { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 4px 16px; margin: 0; font-size: .9rem; }
.info-list dt { color: var(--ink-3); }
.info-list dd { margin: 0; overflow-wrap: anywhere; }
.changelog { max-height: 70vh; overflow: auto; font-size: .9rem; }
.changelog h1 { font-size: 1.2rem; } .changelog h2 { font-size: 1.05rem; } .changelog h3 { font-size: .95rem; }