/* ==========================================================================
   AviAcademy Fragentrainer — Stylesheet
   --------------------------------------------------------------------------
   Basis-Palette (genau 3 Farben + Grün/Rot ausschließlich als Antwort-
   Feedback):
     Hintergrund : #000000
     Haupttext   : #ffffff
     Akzent      : #ffcc00
   Alle Grautöne/Rahmen unten sind Weiß mit reduzierter Deckkraft (keine
   zusätzliche Farbe), damit die 3-Farb-Vorgabe exakt eingehalten wird.
   Typografie entsprechend der WordPress-Vorgabe: Figtree als Grund- und
   Überschriftenschrift, Grundtext 16 px/400, Überschriften 600.
   ========================================================================== */

:root {
  --avi-bg: #000000;
  --avi-white: #ffffff;
  --avi-yellow: #ffcc00;
  --avi-yellow-dark: #e0b600;   /* nur für Hover-Zustände auf Gelb */
  --avi-ink: #000000;           /* dunkler Text AUF Gelb/Weiß — bewusst derselbe Ton wie der Hintergrund */

  /* Weiß in verschiedenen Deckkraften statt zusätzlicher Grautöne */
  --avi-line: rgba(255, 255, 255, 0.16);
  --avi-line-soft: rgba(255, 255, 255, 0.08);
  --avi-text-soft: rgba(255, 255, 255, 0.72);
  --avi-fill-soft: rgba(255, 255, 255, 0.06);

  --avi-ink-soft: rgba(0, 0, 0, 0.7);   /* gedämpfter Text auf Weiß/Gelb */
  --avi-ink-line: rgba(0, 0, 0, 0.15);  /* Rahmen auf Weiß */

  /* Ausschließlich für Antwort-Feedback (richtig/falsch) */
  --avi-green: #34d17e;
  --avi-green-bg: rgba(52, 209, 126, 0.14);
  --avi-red: #ff5c5c;
  --avi-red-bg: rgba(255, 92, 92, 0.14);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 24px 70px rgba(0, 0, 0, 0.5);

  --font-body: "Figtree", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; color-scheme: dark; font-size: 16px; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  color: var(--avi-white);
  background: var(--avi-bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-body);
  font-weight: 600;
}

/* Diese Seite ist absichtlich schon dunkel gestaltet. Manche Browser
   invertieren Farben zusätzlich automatisch ("Auto-Dark-Mode"), was auf
   bereits dunklen Seiten zu unleserlichen/verwaschenen Farbmischungen
   führen kann. Die Zeile oben (color-scheme) plus dieser Block signalisieren
   dem Browser, das eigene Farbschema nicht zusätzlich zu verändern. */
@media (prefers-color-scheme: dark) {
  .modal-card, .modal-card * { color-scheme: light; }
}

img { max-width: 100%; display: block; }
a { color: var(--avi-yellow); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font-family: inherit; cursor: pointer; }

:focus-visible { outline: 3px solid var(--avi-yellow); outline-offset: 2px; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* Kopfbereich / Navigation (nur relevant, falls doch mal eigenständig genutzt) */
.avi-header { background: var(--avi-bg); border-bottom: 1px solid var(--avi-line); position: sticky; top: 0; z-index: 50; }
.avi-header__inner { max-width: 1180px; margin: 0 auto; padding: 14px 24px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.avi-logo { display: flex; align-items: center; gap: 10px; }
.avi-logo img { height: 40px; width: auto; filter: brightness(0) invert(1); }
.avi-nav { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }
.avi-nav a { color: var(--avi-white); font-weight: 500; font-size: 0.95rem; }
.avi-nav a:hover { color: var(--avi-yellow); text-decoration: none; }
.avi-nav .avi-nav__cta { background: var(--avi-yellow); color: var(--avi-ink); padding: 10px 18px; border-radius: 999px; font-weight: 700; }
.avi-nav .avi-nav__cta:hover { background: var(--avi-yellow-dark); text-decoration: none; }
.avi-nav__badge { display: inline-flex; align-items: center; gap: 6px; background: var(--avi-fill-soft); color: var(--avi-yellow); font-size: 0.78rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--avi-line); }

/* Kostenlos-Badge (durchgängig sichtbar, kräftiges Gelb) */
.free-strip { background: var(--avi-yellow); color: var(--avi-ink); text-align: center; font-weight: 700; font-size: 0.86rem; padding: 10px 16px; letter-spacing: 0.01em; }
.free-strip strong { text-decoration: underline; text-underline-offset: 2px; }

/* Hero */
.avi-hero { background: var(--avi-bg); border-bottom: 1px solid var(--avi-line); position: relative; }
.avi-hero__inner { max-width: 1180px; margin: 0 auto; padding: 52px 24px 38px; position: relative; }
.avi-hero__eyebrow { display: inline-flex; align-items: center; gap: 8px; background: var(--avi-yellow); color: var(--avi-ink); padding: 7px 16px; border-radius: 999px; font-size: 0.8rem; font-weight: 800; letter-spacing: 0.02em; margin-bottom: 18px; }
.avi-hero h1 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); line-height: 1.15; margin: 0 0 12px; max-width: 24ch; color: var(--avi-white); }
.avi-hero p { font-size: 1.05rem; color: var(--avi-text-soft); max-width: 58ch; margin: 0 0 22px; }
.avi-hero__stats { display: flex; gap: 28px; flex-wrap: wrap; margin-top: 8px; }
.avi-hero__stat strong { display: block; font-size: 1.4rem; color: var(--avi-yellow); }
.avi-hero__stat span { font-size: 0.82rem; color: var(--avi-text-soft); }

/* Setup-Karte */
.avi-main { max-width: 1180px; margin: 0 auto 60px; padding: 34px 24px 0; position: relative; z-index: 2; }
.avi-card { background: var(--avi-bg); border-radius: var(--radius-lg); border: 1px solid var(--avi-line); }
.setup-card { padding: 28px; margin-bottom: 28px; }
.setup-card h2 { font-size: 1.3rem; margin: 0 0 6px; color: var(--avi-white); border-left: 4px solid var(--avi-yellow); padding-left: 12px; }
.setup-card__sub { color: var(--avi-text-soft); margin: 0 0 22px; font-size: 0.95rem; }

/* Themen-Auswahl: deutlich sichtbarer Toggle-Zustand */
.topic-pills { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 10px; }
.topic-pill { display: inline-flex; align-items: center; gap: 8px; border: 2px solid var(--avi-line); background: transparent; color: var(--avi-text-soft); padding: 9px 16px 9px 12px; border-radius: 999px; font-size: 0.86rem; font-weight: 600; transition: background .12s ease, border-color .12s ease, color .12s ease, transform .08s ease; }
.topic-pill:hover { border-color: var(--avi-white); color: var(--avi-white); }
.topic-pill:active { transform: scale(0.97); }
.topic-pill__check { width: 18px; height: 18px; flex: none; border-radius: 5px; border: 2px solid currentColor; display: flex; align-items: center; justify-content: center; font-size: 0.72rem; font-weight: 900; color: transparent; }
.topic-pill.is-active { background: var(--avi-yellow); border-color: var(--avi-yellow); color: var(--avi-ink); }
.topic-pill.is-active .topic-pill__check { background: var(--avi-ink); border-color: var(--avi-ink); color: var(--avi-yellow); }
.topic-pill .pill-acc { opacity: .8; font-weight: 600; }
.topic-pills-actions { display: flex; gap: 14px; margin-bottom: 22px; }
.topic-pills-actions button { background: none; border: none; color: var(--avi-yellow); font-size: 0.82rem; font-weight: 700; padding: 4px 0; text-decoration: underline; text-underline-offset: 3px; }

.setup-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; border: none; border-radius: 999px; padding: 14px 28px; font-weight: 700; font-size: 0.98rem; transition: transform .1s ease, box-shadow .15s ease, background .15s ease, color .15s ease; }
.btn-primary { background: var(--avi-yellow); color: var(--avi-ink); box-shadow: var(--shadow-md); }
.btn-primary:hover { background: var(--avi-yellow-dark); }
.btn-ghost { background: transparent; color: var(--avi-white); border: 1.5px solid var(--avi-line); }
.btn-ghost:hover { border-color: var(--avi-white); }
.btn-secondary { background: var(--avi-white); color: var(--avi-ink); }
.btn-secondary:hover { background: var(--avi-yellow); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-catalog {
  padding: 9px 16px;
  border: 1px solid var(--avi-yellow);
  background: transparent;
  color: var(--avi-yellow);
  font-size: .82rem;
  box-shadow: none;
}
.btn-catalog:hover {
  background: var(--avi-yellow);
  color: var(--avi-ink);
}
.setup-note { color: var(--avi-text-soft); font-size: 0.85rem; margin: 14px 0 0; }

/* Persistenter "Kostenlos"-Hinweis */
.free-note-card { padding: 22px 24px; margin-top: 22px; text-align: center; border: 1.5px solid var(--avi-yellow); }
.free-note-card__badge { display: inline-block; background: var(--avi-yellow); color: var(--avi-ink); font-size: 0.72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.04em; padding: 4px 10px; border-radius: 999px; margin-bottom: 10px; }
.free-note-card p { color: var(--avi-text-soft); font-size: 0.9rem; margin: 0 0 14px; line-height: 1.5; }
.free-note-card__links { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.free-note-card__links a { font-weight: 700; font-size: 0.9rem; color: var(--avi-yellow); }

/* Quiz-Ansicht */
.quiz-layout { max-width: 820px; margin: 0 auto; }
.quiz-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.quiz-progress { flex: 1; min-width: 220px; }
.quiz-progress__bar { height: 8px; border-radius: 999px; background: var(--avi-line-soft); overflow: hidden; }
.quiz-progress__fill { height: 100%; background: var(--avi-yellow); transition: width .3s ease; }
.quiz-progress__label { font-size: 0.82rem; color: var(--avi-text-soft); margin-top: 6px; display: flex; justify-content: space-between; }
.streak-badge { display: inline-flex; align-items: center; gap: 6px; background: var(--avi-yellow); color: var(--avi-ink); padding: 7px 14px; border-radius: 999px; font-size: 0.85rem; font-weight: 800; white-space: nowrap; }
.streak-badge[hidden] { display: none !important; }

.question-card { padding: 32px; }
.question-card__meta { display: flex; gap: 10px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.tag { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.02em; text-transform: uppercase; padding: 5px 11px; border-radius: 999px; background: var(--avi-fill-soft); color: var(--avi-text-soft); border: 1px solid var(--avi-line); }
.tag-topic { background: var(--avi-yellow); color: var(--avi-ink); border-color: var(--avi-yellow); }
.tag-diff { color: var(--avi-white); border-color: var(--avi-line); }
.question-card__text { font-size: 1.28rem; line-height: 1.5; color: var(--avi-white); margin: 0 0 26px; }

.options-list { display: grid; gap: 12px; }
.option-btn { display: flex; align-items: flex-start; gap: 14px; text-align: left; border: 1.5px solid var(--avi-line); background: var(--avi-fill-soft); border-radius: var(--radius-md); padding: 16px 18px; font-size: 1rem; line-height: 1.45; color: var(--avi-white); transition: border-color .12s ease, background .12s ease, transform .08s ease; }
.option-btn:hover:not(:disabled) { border-color: var(--avi-yellow); }
.option-btn:active:not(:disabled) { transform: scale(0.995); }
.option-btn__letter { flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--avi-bg); border: 1.5px solid var(--avi-line); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.88rem; color: var(--avi-white); }

/* Antwort-Feedback: bewusst Grün/Rot als einzige Ausnahme von der 3-Farb-Regel,
   weil das die universell verständliche Konvention für richtig/falsch ist. */
.option-btn.is-correct { border-color: var(--avi-green); background: var(--avi-green-bg); }
.option-btn.is-correct .option-btn__letter { background: var(--avi-green); border-color: var(--avi-green); color: var(--avi-ink); }
.option-btn.is-wrong { border-color: var(--avi-red); background: var(--avi-red-bg); }
.option-btn.is-wrong .option-btn__letter { background: var(--avi-red); border-color: var(--avi-red); color: #fff; }
.option-btn.is-wrong::after { content: "✕"; margin-left: auto; font-weight: 800; color: var(--avi-red); }
.option-btn.is-dimmed { opacity: 0.4; }
.option-btn:disabled { cursor: default; }

.feedback-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 22px; padding-top: 20px; border-top: 1px dashed var(--avi-line); }
.feedback-msg { font-weight: 700; font-size: 1.02rem; display: flex; align-items: center; gap: 8px; }
.feedback-msg.ok { color: var(--avi-green); }
.feedback-msg.no { color: var(--avi-red); }

/* Kompakter Kurshinweis nach mehreren Fehlern in einem Thema. Der eigene
   Klassenpräfix verhindert Konflikte mit WordPress- und Theme-Styles. */
.avi-course-nudge { background: rgba(255, 255, 255, 0.06) !important; border: 1px solid rgba(255, 255, 255, 0.16) !important; border-left: 5px solid #ffcc00 !important; border-radius: var(--radius-md); padding: 18px 20px; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 22px; align-items: center; margin-bottom: 24px; }
.avi-course-nudge[hidden] { display: none !important; }
.avi-course-nudge__content { min-width: 0; }
.avi-course-nudge__eyebrow { display: block; margin: 0 0 5px; color: #ffcc00 !important; font-size: 0.7rem; font-weight: 800; letter-spacing: 0.07em; line-height: 1.2; text-transform: uppercase; }
.avi-course-nudge__title { display: block !important; margin: 0 0 4px !important; color: #ffffff !important; font-size: 1.05rem !important; font-weight: 800 !important; line-height: 1.3 !important; }
.avi-course-nudge__copy { display: block !important; margin: 0 !important; color: rgba(255, 255, 255, 0.72) !important; font-size: 0.9rem !important; line-height: 1.5 !important; }
.avi-course-nudge__cta { display: inline-flex; align-items: center; justify-content: center; border: 0 !important; border-radius: 999px; background: #ffcc00 !important; color: #000000 !important; padding: 11px 18px; font-size: 0.86rem; font-weight: 800; line-height: 1.2; white-space: nowrap; }
.avi-course-nudge__cta:hover { background: #e0b600 !important; }

/* Modals: Auswertung ("groß oben aufploppen") + Paywall */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.7); display: flex; align-items: flex-start; justify-content: center; padding: 6vh 20px; overflow-y: auto; z-index: 200; animation: fadeIn .18s ease; }
.modal-backdrop[hidden] { display: none; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes popIn { from { opacity: 0; transform: translateY(14px) scale(0.98); } to { opacity: 1; transform: translateY(0) scale(1); } }
.modal-card { background: #ffffff; color: #2a2a2a; border-radius: var(--radius-lg); max-width: 560px; width: 100%; box-shadow: var(--shadow-lg); padding: 36px; position: relative; animation: popIn .22s ease; }
.modal-close { position: absolute; top: 18px; right: 18px; width: 34px; height: 34px; border-radius: 50%; border: 1.5px solid var(--avi-ink-line); background: transparent; color: #2a2a2a; font-size: 1.1rem; display: flex; align-items: center; justify-content: center; }
.modal-close:hover { background: var(--avi-yellow); border-color: var(--avi-yellow); }

.result-score { text-align: center; margin-bottom: 8px; }
.result-score__big { font-size: 3.4rem; font-weight: 800; line-height: 1; color: #2a2a2a !important; }
.result-score__sub { color: #4a4a4a !important; font-size: 0.95rem; margin-top: 6px; }
.result-headline { text-align: center; font-size: 1.35rem; margin: 18px 0 10px; color: #2a2a2a !important; }
.result-copy { text-align: center; color: #4a4a4a !important; font-size: 0.98rem; line-height: 1.6; margin: 0 0 26px; }
.result-pitch { background: #f7f7f2; border: 1px solid var(--avi-ink-line); border-radius: var(--radius-md); padding: 18px 20px; margin-bottom: 24px; }
.result-pitch strong { color: var(--avi-ink); }
.result-pitch ul { margin: 10px 0 0; padding-left: 20px; color: var(--avi-ink-soft); font-size: 0.9rem; line-height: 1.7; }
.result-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.result-actions .btn-primary { color: var(--avi-ink); }
.result-actions .btn-ghost { color: var(--avi-ink); border-color: var(--avi-ink-line); }
.result-actions .btn-ghost:hover { border-color: var(--avi-ink); }

.paywall-eyebrow { display: inline-block; background: var(--avi-yellow); color: #2a2a2a; font-size: 0.72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.04em; padding: 5px 11px; border-radius: 999px; margin-bottom: 14px; }
.paywall-title { font-size: 1.5rem; margin: 0 0 10px; color: #2a2a2a !important; }
.paywall-copy { color: #4a4a4a !important; font-size: 0.98rem; line-height: 1.6; margin: 0 0 22px; }
.paywall-course { border: 1.5px solid var(--avi-ink-line); border-radius: var(--radius-md); padding: 18px 20px; margin-bottom: 14px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.paywall-course--primary { border-color: var(--avi-yellow); box-shadow: 0 0 0 1px var(--avi-yellow); }
.paywall-course__badge { display: inline-block; margin-bottom: 7px; color: var(--avi-ink); background: var(--avi-yellow); border-radius: 999px; padding: 3px 9px; font-size: 0.68rem; font-weight: 800; letter-spacing: 0.03em; text-transform: uppercase; }
.paywall-course__name { font-weight: 800; font-size: 1.05rem; color: var(--avi-ink); }
.paywall-course__desc { color: var(--avi-ink-soft); font-size: 0.85rem; margin-top: 3px; }
.paywall-course__price { font-weight: 800; font-size: 1.1rem; color: var(--avi-ink); white-space: nowrap; }
.paywall-course__link { display: inline-block; background: var(--avi-yellow); color: var(--avi-ink); padding: 9px 16px; border-radius: 999px; font-weight: 800; font-size: 0.85rem; }
.paywall-course__link:hover { background: var(--avi-yellow-dark); text-decoration: none; }
.paywall-individual { border-top: 1px solid var(--avi-ink-line); margin-top: 20px; padding-top: 18px; }
.paywall-individual__title { color: var(--avi-ink); font-size: 0.98rem; font-weight: 800; margin: 0 0 5px; }
.paywall-individual__copy { color: var(--avi-ink-soft); font-size: 0.86rem; line-height: 1.5; margin: 0 0 10px; }
.paywall-individual__link { color: var(--avi-ink); font-size: 0.86rem; font-weight: 800; text-decoration: underline; text-underline-offset: 3px; }
.paywall-secondary { text-align: center; margin-top: 18px; font-size: 0.88rem; color: var(--avi-ink-soft); }
.paywall-secondary a { font-weight: 700; color: var(--avi-ink); text-decoration: underline; }

/* Footer */
.avi-footer { border-top: 1px solid var(--avi-line); padding: 28px 24px 60px; text-align: center; color: var(--avi-text-soft); font-size: 0.85rem; }
.avi-footer a { color: var(--avi-text-soft); margin: 0 8px; }
.avi-footer a:hover { color: var(--avi-yellow); }

/* Landing / Übersicht (root index.html) */
.chooser-wrap { max-width: 960px; margin: 0 auto; padding: 60px 24px 80px; text-align: center; }
.chooser-wrap h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); margin: 0 0 14px; }
.chooser-wrap > p { color: var(--avi-text-soft); font-size: 1.05rem; max-width: 54ch; margin: 0 auto 40px; }
.chooser-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.chooser-tile { background: var(--avi-bg); border: 2px solid var(--avi-line); border-radius: var(--radius-lg); padding: 34px 28px; text-align: left; transition: border-color .15s ease, transform .1s ease; display: block; }
.chooser-tile:hover { border-color: var(--avi-yellow); transform: translateY(-2px); text-decoration: none; }
.chooser-tile__eyebrow { color: var(--avi-yellow); font-weight: 800; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.03em; }
.chooser-tile h2 { color: var(--avi-white); font-size: 1.5rem; margin: 10px 0 8px; }
.chooser-tile p { color: var(--avi-text-soft); font-size: 0.92rem; line-height: 1.55; margin: 0 0 18px; }
.chooser-tile__cta { color: var(--avi-yellow); font-weight: 700; font-size: 0.92rem; }
.chooser-tile:hover .chooser-tile__cta { text-decoration: underline; }

/* Responsive */
@media (max-width: 640px) {
  .avi-nav { display: none; }
  .question-card { padding: 22px; }
  .question-card__text { font-size: 1.12rem; }
  .avi-hero__inner { padding: 40px 20px 30px; }
  .modal-card { padding: 26px; }
  .result-score__big { font-size: 2.6rem; }
  .avi-course-nudge { grid-template-columns: 1fr; gap: 14px; padding: 17px 18px; }
  .avi-course-nudge__cta { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; animation: none !important; }
}