/* =========================
   Kigane AI or Not — CSS
   ========================= */

/* ---------- Thèmes ---------- */
.kaion-theme-light {
  --kaion-text:#0f172a; --kaion-muted:#64748b;
  --kaion-accent:#2563eb; --kaion-accent-2:#3b82f6;
  --kaion-bg:#ffffff; --kaion-card-bg:#ffffff; --kaion-border:#d6e1f0;
  --kaion-shadow:0 10px 30px rgba(15,23,42,.08);
  --kaion-pill-bg:#f1f5f9; --kaion-pill-active-bg:#2563eb;
  --kaion-ai:#8b5cf6; --kaion-real:#22c55e;
  --kaion-correct:#22c55e; --kaion-incorrect:#ef4444;
}
.kaion-theme-dark {
  --kaion-text:#e7ecf3; --kaion-muted:#9fb0c9;
  --kaion-accent:#2b83ff; --kaion-accent-2:#5aa0ff;
  --kaion-bg:radial-gradient(80% 60% at 50% 0%, #121722 0%, #0c1016 55%, #0a0d12 100%);
  --kaion-card-bg:linear-gradient(180deg,#141b26,#0e141d);
  --kaion-border:#2b83ff; --kaion-shadow:0 10px 30px rgba(0,0,0,.45);
  --kaion-pill-bg:#1b2230; --kaion-pill-active-bg:#2b83ff;
  --kaion-ai:#a78bfa; --kaion-real:#4ade80;
  --kaion-correct:#4ade80; --kaion-incorrect:#f87171;
}

/* ---------- Base ---------- */
.kaion-wrap {
  color:var(--kaion-text);
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif;
  max-width:100%;
}

.kaion-app {
  background:var(--kaion-bg);
  border-radius:18px;
  padding:16px;
  box-shadow:var(--kaion-shadow);
  max-width:760px;
  margin:0 auto;
}

.kaion-loading {
  min-height:250px;
  display:flex;
  align-items:center;
  justify-content:center;
}

/* ---------- Header ---------- */
.kaion-header {
  text-align:center;
  margin-bottom:18px;
}

.kaion-title {
  font-size:18px;
  font-weight:700;
  margin:0 0 6px 0;
  color:var(--kaion-text);
}

.kaion-subtitle {
  font-size:15px;
  color:var(--kaion-muted);
  margin:0;
}

/* ---------- Progress ---------- */
.kaion-progress {
  margin-bottom:18px;
}

.kaion-progress-bar {
  height:6px;
  background:rgba(0,0,0,.1);
  border-radius:999px;
  overflow:hidden;
  margin-bottom:8px;
}

.kaion-progress-fill {
  display:block;
  height:100%;
  background:linear-gradient(90deg, var(--kaion-ai), var(--kaion-real));
  transition:width 0.3s ease;
  border-radius:999px;
}

.kaion-progress-text {
  text-align:center;
  font-weight:700;
  color:var(--kaion-muted);
  font-size:14px;
}

/* ---------- Stage / Card ---------- */
.kaion-stage {
  position:relative;
  margin:18px auto 8px;
  max-width:760px;
}

.kaion-card {
  position:relative;
  margin:0 auto;
  background:var(--kaion-card-bg);
  border-radius:24px;
  border:3px solid var(--kaion-accent);
  box-shadow:var(--kaion-shadow);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:flex-start;
  gap:12px;
  padding:16px;
  touch-action:none;
}

.kaion-visual {
  width:100%;
  max-width:720px;
  aspect-ratio:16/9;
  border-radius:14px;
  overflow:hidden;
  margin:0 auto 12px;
  background:#0e1520;
  display:flex;
  align-items:center;
  justify-content:center;
  position:relative;
}

.kaion-visual img {
  max-width:100%;
  max-height:100%;
  display:block;
  object-fit:contain;
}

.kaion-visual audio {
  width:100%;
  max-width:500px;
}

.kaion-question {
  font-size:22px;
  font-weight:800;
  color:var(--kaion-text);
  text-align:center;
  text-shadow:0 1px 0 rgba(255,255,255,.25);
  margin-top:12px;
}

/* ---------- Buttons ---------- */
.kaion-buttons {
  display:flex;
  gap:18px;
  justify-content:center;
  margin:18px auto 10px;
}

.kaion-btn {
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:.6rem;
  min-width:220px;
  padding:14px 22px;
  border-radius:18px;
  border:2px solid var(--kaion-accent);
  box-shadow:0 0 0 3px rgba(37,99,235,.12) inset;
  cursor:pointer;
  background:rgba(0,0,0,.02);
  font-weight:800;
  font-size:24px;
  letter-spacing:.5px;
  color:var(--kaion-accent-2);
  user-select:none;
  transition:all 0.2s ease;
}

.kaion-btn.ai {
  border-color:var(--kaion-ai);
  color:var(--kaion-ai);
  box-shadow:0 0 0 3px rgba(139,92,246,.12) inset;
}

.kaion-btn.real {
  border-color:var(--kaion-real);
  color:var(--kaion-real);
  box-shadow:0 0 0 3px rgba(34,197,94,.12) inset;
}

.kaion-btn:hover:not(:disabled) {
  opacity:.9;
}

.kaion-btn:disabled {
  opacity:0.5;
  cursor:not-allowed;
}

.kaion-btn-icon {
  font-size:24px;
  line-height:1;
}

.kaion-btn-text {
  font-size:24px;
  letter-spacing:.5px;
}

/* ---------- Feedback ---------- */
.kaion-feedback {
  margin-top:20px;
  padding:16px 24px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:12px;
  font-weight:700;
  font-size:18px;
  animation:fadeIn 0.3s ease;
}

.kaion-feedback.kaion-correct {
  background:var(--kaion-correct);
  color:#fff;
}

.kaion-feedback.kaion-incorrect {
  background:var(--kaion-incorrect);
  color:#fff;
}

.kaion-feedback-icon {
  font-size:32px;
}

@keyframes fadeIn {
  from { opacity:0; transform:translateY(-10px); }
  to { opacity:1; transform:translateY(0); }
}

/* ---------- Results ---------- */
.kaion-results {
  text-align:center;
  padding:32px;
  animation:fadeIn 0.5s ease;
}

.kaion-results-emoji {
  font-size:80px;
  margin-bottom:16px;
}

.kaion-results-title {
  font-size:32px;
  font-weight:900;
  margin:0 0 24px 0;
  color:var(--kaion-text);
}

.kaion-results-score {
  font-size:56px;
  font-weight:900;
  margin-bottom:8px;
  background:linear-gradient(90deg, var(--kaion-ai), var(--kaion-real));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}

.kaion-results-percent {
  font-size:24px;
  font-weight:700;
  color:var(--kaion-muted);
  margin-bottom:16px;
}

.kaion-results-message {
  font-size:20px;
  color:var(--kaion-text);
  margin-bottom:32px;
}

.kaion-btn-restart {
  padding:16px 48px;
  border-radius:12px;
  background:var(--kaion-accent);
  color:#fff;
  font-weight:800;
  font-size:18px;
  border:none;
  cursor:pointer;
  transition:all 0.2s ease;
}

.kaion-btn-restart:hover {
  background:var(--kaion-accent-2);
  transform:scale(1.05);
}

/* ---------- Error ---------- */
.kaion-error {
  padding:24px;
  background:#fee;
  border:2px solid #fcc;
  border-radius:12px;
  color:#c33;
  text-align:center;
  font-weight:700;
}

/* ---------- Hub & Category Selector ---------- */
.kaion-hub {
  color:var(--kaion-text);
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif;
  max-width:100%;
}

.kaion-category-selector {
  background:var(--kaion-bg);
  border-radius:18px;
  padding:32px 16px;
  box-shadow:var(--kaion-shadow);
  max-width:760px;
  margin:0 auto;
  text-align:center;
}

.kaion-hub-title {
  font-size:32px;
  font-weight:900;
  margin:0 0 8px 0;
  color:var(--kaion-text);
}

.kaion-hub-subtitle {
  font-size:16px;
  color:var(--kaion-muted);
  margin:0 0 24px 0;
}

.kaion-categories {
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin:6px auto 14px;
  align-items:center;
  justify-content:center;
}

.kaion-category-btn {
  padding:8px 14px;
  border-radius:9999px;
  background:var(--kaion-pill-bg);
  color:var(--kaion-muted);
  border:1px solid rgba(0,0,0,.06);
  cursor:pointer;
  user-select:none;
  transition:all .15s ease;
  opacity:.75;
  font-weight:700;
  font-size:16px;
  display:flex;
  align-items:center;
  gap:8px;
}

.kaion-category-btn:hover {
  opacity:.95;
}

.kaion-category-btn.is-active {
  background:var(--kaion-pill-active-bg);
  color:#fff;
  opacity:1;
}

.kaion-category-icon {
  font-size:18px;
  line-height:1;
}

.kaion-category-name {
  font-size:16px;
  font-weight:700;
}

.kaion-category-desc {
  display:none;
}

/* ---------- Utilities ---------- */
.kaion-hide {
  display:none !important;
}

/* ---------- Responsive ---------- */
@media (max-width:600px) {
  .kaion-app {
    padding:16px;
  }

  .kaion-title {
    font-size:24px;
  }

  .kaion-btn {
    min-width:42%;
    font-size:20px;
  }

  .kaion-btn-icon {
    font-size:20px;
  }

  .kaion-btn-text {
    font-size:20px;
  }

  .kaion-results-score {
    font-size:48px;
  }
}

/* ---------- Skins ---------- */
.kaion-skin-transparent .kaion-app {
  background:transparent !important;
  box-shadow:none !important;
  padding:0 !important;
}