:root {
  --copper: #C8652A;
  --copper-deep: #A84F1A;
  --copper-soft: #E88A55;
  --sand: #F5E6D3;
  --teal: #2A8C7A;
  --ink: #3D2E24;
  --pebble: #8C7E74;
  --linen: #FAF6F1;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: 'Source Sans 3', system-ui, sans-serif;
  background: var(--linen);
  color: var(--ink);
  line-height: 1.55;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

.afx-shell {
  min-height: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 64px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.afx-brand {
  font-family: 'Nunito', sans-serif;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 22px;
  color: var(--copper);
  text-decoration: none;
}

.afx-card {
  background: #fff;
  border: 1px solid #EFE5D6;
  border-radius: 18px;
  padding: 36px 36px 32px;
  box-shadow: 0 6px 24px -14px rgba(61, 46, 36, 0.18);
}

.afx-foot {
  text-align: center;
  font-size: 13px;
  color: var(--pebble);
}

/* ── Quiz-Header ─────────────────────────────────────── */
.quiz-header h1 {
  font-family: 'Nunito', sans-serif;
  font-weight: 800;
  font-size: 32px;
  color: var(--ink);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.quiz-header .lead {
  color: var(--pebble);
  font-size: 15px;
  margin-bottom: 28px;
}
.quiz-header .lead .hint {
  display: inline-block;
  margin-top: 6px;
  font-size: 13.5px;
  color: var(--pebble);
}

/* ── Frage ───────────────────────────────────────────── */
.quiz-q {
  border: 0;
  margin: 0 0 22px;
  padding: 0;
}
.quiz-q legend {
  display: block;
  font-family: 'Nunito', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--ink);
  margin-bottom: 16px;
  line-height: 1.4;
}
.quiz-q legend .qnum {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--copper);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin-bottom: 6px;
}
.quiz-q legend .multi-flag {
  display: inline-block;
  margin-left: 10px;
  font-size: 10.5px;
  font-weight: 700;
  color: var(--teal);
  background: #E5F2EE;
  padding: 2px 10px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  vertical-align: 2px;
}

/* ── Antwort-Optionen ────────────────────────────────── */
.choice {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 16px;
  border: 1.5px solid #EFE5D6;
  border-radius: 12px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.choice:hover { border-color: var(--copper-soft); background: #FCF6EE; }
.choice input[type="radio"],
.choice input[type="checkbox"] {
  appearance: none;
  width: 22px; height: 22px;
  border: 2px solid var(--pebble);
  flex-shrink: 0;
  margin-top: 1px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.choice input[type="radio"] { border-radius: 50%; }
.choice input[type="checkbox"] { border-radius: 5px; }

.choice input[type="radio"]:checked,
.choice input[type="checkbox"]:checked {
  border-color: var(--copper);
}
.choice input[type="radio"]:checked::after {
  content: "";
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--copper);
}
.choice input[type="checkbox"]:checked::after {
  content: "";
  width: 12px; height: 12px;
  border-radius: 2px;
  background: var(--copper);
}
.choice:has(input:checked) {
  border-color: var(--copper);
  background: #FBF1E8;
}
.choice-key {
  font-family: 'Nunito', sans-serif;
  font-weight: 700;
  color: var(--copper);
  font-size: 14px;
  width: 18px;
  flex-shrink: 0;
  padding-top: 1px;
}
.choice-text {
  flex: 1;
  font-size: 15.5px;
}

/* ── Buttons ─────────────────────────────────────────── */
.quiz-footer { margin-top: 24px; text-align: right; }
.btn {
  display: inline-block;
  font-family: 'Nunito', sans-serif;
  font-weight: 700;
  font-size: 16px;
  padding: 14px 28px;
  border-radius: 10px;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease, transform 0.05s ease;
}
.btn-primary {
  background: var(--copper);
  color: var(--linen);
}
.btn-primary:hover { background: var(--copper-deep); }
.btn-primary:active { transform: translateY(1px); }
.btn-ghost {
  background: transparent;
  color: var(--copper);
  border: 1.5px solid var(--copper);
  padding: 12px 24px;
}
.btn-ghost:hover { background: #FBF1E8; }

/* ── Erfolgs-Card ────────────────────────────────────── */
.card-success {
  text-align: center;
}
.card-success .badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
  background: #E5F2EE;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.card-success h1 {
  font-family: 'Nunito', sans-serif;
  font-weight: 800;
  font-size: 36px;
  color: var(--ink);
  margin-bottom: 12px;
}
.card-success p {
  color: var(--pebble);
  margin-bottom: 24px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.card-success .btn { font-size: 17px; padding: 16px 32px; }
.card-success .mail-hint {
  margin-top: 18px;
  font-size: 14px;
  color: var(--pebble);
}

/* ── Info-/Retry-Card ────────────────────────────────── */
.card-info {
  text-align: center;
}
.card-info h1 {
  font-family: 'Nunito', sans-serif;
  font-weight: 800;
  font-size: 28px;
  margin-bottom: 12px;
}
.card-info p {
  color: var(--pebble);
  margin-bottom: 16px;
}

/* ── Review-Block (Falsch-Antworten nach Submit) ─────── */
.quiz-review {
  margin-top: 28px;
  text-align: left;
}
.quiz-review__title {
  font-family: 'Nunito', sans-serif;
  font-weight: 800;
  font-size: 20px;
  color: var(--ink);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1.5px solid #EFE5D6;
}
.review-q {
  margin-bottom: 22px;
  padding: 18px 18px 14px;
  border: 1.5px solid #EFE5D6;
  border-radius: 12px;
  background: #FCF8F2;
}
.review-q__head { margin-bottom: 12px; }
.review-q__num {
  display: inline-block;
  font-family: 'Nunito', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: var(--copper);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}
.review-q__flag {
  display: inline-block;
  margin-left: 10px;
  font-size: 10.5px;
  font-weight: 700;
  color: var(--teal);
  background: #E5F2EE;
  padding: 2px 10px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  vertical-align: 2px;
}
.review-q__prompt {
  font-family: 'Nunito', sans-serif;
  font-weight: 700;
  font-size: 16.5px;
  color: var(--ink);
  margin-top: 6px;
  line-height: 1.4;
}
.review-choices {
  list-style: none;
  padding: 0;
  margin: 0;
}
.review-choice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid #EFE5D6;
  border-radius: 8px;
  background: #fff;
  margin-bottom: 8px;
  font-size: 15px;
  flex-wrap: wrap;
}
.review-choice__mark {
  flex-shrink: 0;
  width: 20px;
  text-align: center;
  font-family: 'Nunito', sans-serif;
  font-weight: 800;
  color: var(--pebble);
}
.review-choice__key {
  font-family: 'Nunito', sans-serif;
  font-weight: 700;
  color: var(--pebble);
  width: 18px;
  flex-shrink: 0;
}
.review-choice__text { flex: 1 1 60%; }
.review-choice__tag {
  font-family: 'Nunito', sans-serif;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 3px 9px;
  border-radius: 100px;
  margin-left: auto;
}
.review-choice__tag--ok {
  color: var(--teal);
  background: #E5F2EE;
}
.review-choice__tag--wrong {
  color: #B33A1A;
  background: #FAE5DC;
}
.review-choice--correct {
  border-color: var(--teal);
  background: #F1F8F6;
}
.review-choice--correct .review-choice__mark,
.review-choice--correct .review-choice__key { color: var(--teal); }
.review-choice--wrong {
  border-color: #D87A57;
  background: #FBEFE8;
}
.review-choice--wrong .review-choice__mark,
.review-choice--wrong .review-choice__key { color: #B33A1A; }
.review-choice--picked-correct {
  border-color: var(--teal);
  background: #E5F2EE;
}
.review-q__note {
  margin-top: 8px;
  font-size: 13.5px;
  color: var(--pebble);
  font-style: italic;
}
.quiz-review__actions {
  margin-top: 24px;
  text-align: center;
}

/* ── Mobile ──────────────────────────────────────────── */
@media (max-width: 540px) {
  .afx-card { padding: 24px 20px 22px; border-radius: 14px; }
  .quiz-header h1 { font-size: 26px; }
  .choice { padding: 12px 14px; gap: 10px; }
  .choice-text { font-size: 14.5px; }
  .review-q { padding: 14px 12px 10px; }
  .review-choice { font-size: 14px; padding: 8px 10px; }
  .review-choice__tag { margin-left: 0; margin-top: 4px; flex-basis: 100%; }
}