:root {
  color-scheme: light;
  --blue: #0069b4;
  --blue-dark: #004f88;
  --red: #e30613;
  --yellow: #ffd400;
  --water: #e8f3fb;
  --card: #ffffff;
  --text: #1a2a3a;
  --muted: #5b6b7b;
  --ok: #1e8e3e;
  --ok-bg: #e3f5e8;
  --bad: #c62828;
  --bad-bg: #fde8e8;
  --radius: 18px;
  --shadow: 0 2px 8px rgba(0, 60, 110, .12);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--water);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 20px;
  line-height: 1.35;
  -webkit-text-size-adjust: 100%;
  overscroll-behavior: none;
}

body {
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

#app {
  max-width: 960px;
  margin: 0 auto;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
}

button {
  font: inherit;
  color: inherit;
  touch-action: manipulation;
  cursor: pointer;
}

h1, h2, h3 { margin: 0; line-height: 1.2; }

/* ---------- Buttons ---------- */

.big {
  display: block;
  width: 100%;
  min-height: 72px;
  padding: 16px 24px;
  border: 0;
  border-radius: var(--radius);
  font-size: 1.3rem;
  font-weight: 700;
  box-shadow: var(--shadow);
}
.big.primary { background: var(--blue); color: #fff; }
.big.primary:active { background: var(--blue-dark); }
.big.secondary { background: var(--card); color: var(--blue); border: 3px solid var(--blue); }

.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0;
}

.icon {
  border: 0;
  background: transparent;
  color: var(--blue);
  font-weight: 600;
  padding: 12px 8px;
  min-height: 48px;
  min-width: 48px;
}

/* ---------- Start ---------- */

.hero {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 8px;
}
.hero .logo {
  width: 120px;
  height: 120px;
  border-radius: 28px;
  background: #fff;
  box-shadow: var(--shadow);
}
.hero h1 { font-size: 2.2rem; color: var(--blue); }

.langs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
}
.lang {
  min-height: 56px;
  padding: 8px 12px;
  border: 2px solid transparent;
  border-radius: 14px;
  background: var(--card);
  box-shadow: var(--shadow);
  font-size: 1rem;
}
.lang {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.flag { font-size: 1.5rem; line-height: 1; }
.lang.active {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
  font-weight: 700;
}

.toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  font-size: 1rem;
  color: var(--muted);
}
.toggle input { width: 28px; height: 28px; accent-color: var(--blue); }

.credit {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 32px;
  font-size: .75rem;
  color: var(--muted);
}
.offline { color: var(--ok); font-weight: 600; }
.note { flex-basis: 100%; }

/* Arabisch: Schrift wirkt bei gleicher Größe kleiner */
html[dir="rtl"] body { font-size: 22px; }
html[dir="rtl"] .de { text-align: right; font-size: .73em; }
html[dir="rtl"] .result .de { text-align: center; }

/* ---------- Topbar / Fortschritt ---------- */

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.topbar h2 { font-size: 1.4rem; color: var(--blue); }
.progress-text { font-weight: 600; color: var(--muted); }
.close { font-size: 1.4rem; }

.dots { display: flex; gap: 6px; margin-bottom: 16px; }
.dot {
  flex: 1;
  height: 10px;
  border-radius: 5px;
  background: #c9dceb;
}
.dot.current { background: var(--blue); }
.dot.ok { background: var(--ok); }
.dot.bad { background: var(--bad); }

/* ---------- Frage ---------- */

.prompt {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.de {
  display: block;
  margin-top: 4px;
  font-size: .8em;
  font-weight: 400;
  color: var(--muted);
}

.stimulus-img {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}
.stimulus-img img {
  width: min(100%, 360px);
  aspect-ratio: 1;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.stimulus-text {
  margin: 0 0 16px;
  padding: 20px 24px;
  background: var(--card);
  border-inline-start: 8px solid var(--yellow);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  font-size: 1.25rem;
  font-weight: 600;
}

.options { display: grid; gap: 12px; }
.option {
  position: relative;
  min-height: 72px;
  padding: 16px 20px;
  text-align: start;
  border: 3px solid transparent;
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow);
  font-size: 1.1rem;
  transition: transform .08s;
}
.option:active:not(:disabled) { transform: scale(.98); }
.option:disabled { cursor: default; color: inherit; }

.options.images { grid-template-columns: 1fr 1fr; }
.options.images .option { padding: 8px; }
.options.images img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  border-radius: 12px;
}

.options.answered .option:not(.correct):not(.incorrect) { opacity: .45; }
.option.correct { border-color: var(--ok); background: var(--ok-bg); }
.option.incorrect { border-color: var(--bad); background: var(--bad-bg); }
.option.correct::after, .option.incorrect::after {
  position: absolute;
  top: 8px;
  inset-inline-end: 10px;
  font-size: 1.6rem;
  font-weight: 800;
}
.option.correct::after { content: "✓"; color: var(--ok); }
.option.incorrect::after { content: "✗"; color: var(--bad); }
.options:not(.images) .option.correct,
.options:not(.images) .option.incorrect { padding-inline-end: 48px; }

.feedback { display: none; }
.feedback.show {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
}
.verdict { font-size: 1.6rem; font-weight: 800; }
.feedback.ok .verdict { color: var(--ok); }
.feedback.bad .verdict { color: var(--bad); }

/* ---------- Regeln / Karten ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin: 16px 0 24px;
}
.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card img { display: block; width: 100%; aspect-ratio: 1; }
.card .num {
  padding: 12px 16px 0;
  font-size: .85rem;
  font-weight: 700;
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.card .ruletext { margin: 4px 16px 16px; font-size: 1rem; }

/* ---------- Ergebnis ---------- */

.result { text-align: center; margin-top: 16px; }
.result .duck {
  width: 140px;
  height: 140px;
  border-radius: 32px;
  background: #fff;
  box-shadow: var(--shadow);
}
.stars { margin: 16px 0 4px; font-size: 2.2rem; letter-spacing: 2px; }
.star { color: #c9dceb; }
.star.on { color: #f5b700; }
.score { font-size: 2.4rem; font-weight: 800; color: var(--blue); }
.praise { font-size: 1.4rem; font-weight: 600; margin: 8px 0 0; }
.review-title { margin-top: 32px; font-size: 1.2rem; }

/* ---------- schmale Bildschirme (iPad mini hochkant, Split View) ---------- */

@media (max-width: 600px) {
  html, body { font-size: 18px; }
  .actions, .feedback.show { grid-template-columns: 1fr; }
  .hero .logo { width: 80px; height: 80px; border-radius: 20px; }
  .hero h1 { font-size: 1.6rem; }
  .stars { font-size: 1.6rem; }
}