:root{
  /* PALETA – jasny motyw centroplus */
  --bg:#ffffff;
  --card:#ffffff;
  --text:#222222;
  --muted:#667085;              /* delikatny szary do opisów */
  --primary:#3ba9d5;            /* niebieski */
  --primary-600:#2a91b7;        /* hover niebieski */
  --ok:#34d399;
  --danger:#ff6b6b;
  --border:#e6e9ef;             /* linie i ramki */
  --soft:#f5f8fb;               /* jasne tła elementów */
  --soft-2:#eef6fb;             /* hover tła */
  --shadow: 0 8px 24px rgba(14,30,37,.06);
  --radius: 18px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background: var(--bg);
  color:var(--text);
  font:16px/1.5 system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, sans-serif;
}

/* Layout */
.app{max-width:980px;margin:40px auto;padding:0 16px;}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}
.title h1{margin:0 0 6px;font-weight:700;color:var(--text)}
.title p{margin:0;color:var(--muted)}
.muted{color:var(--muted)}
.meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap}

/* Timer – jasny chip z akcentem */
.timer{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:86px;height:30px;padding:2px 22px;border-radius:999px;
  
  background:#fff;
  border:1px solid var(--border);
  box-shadow: var(--shadow);
  color:var(--primary);
  font-variant-numeric: tabular-nums;
}

/* Buttons */
.btn{
  appearance:none;border:none;cursor:pointer;border-radius:12px;
  padding:10px 14px;font-weight:600;letter-spacing:.2px;
  transition:transform .06s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.btn.primary{background:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-600)}
.btn.ghost{
  background:#fff;border:1px solid var(--border);color:var(--text);
}
.btn.ghost:hover{border-color:#cfd6e1}

/* Karty / kontenery */
.screen{display:grid;gap:16px}
.card{
  background: var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow: var(--shadow);
  padding:22px;
}

/* KATEGORIE */
.kgrid{display:grid;gap:12px}
.kitem{
  display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;
  padding:14px;border-radius:14px;background:var(--soft);
  border:1px solid var(--border);
}
.kitem .kname{font-weight:600;color:var(--text)}
.kitem .kdesc{color:var(--muted);font-size:14px;margin-top:2px}
.kitem .cta .btn{min-width:110px}

/* Tryb wyboru */
.modegrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.mode{
  padding:18px;border-radius:14px;background:#fff;border:1px solid var(--border);
  display:flex;flex-direction:column;gap:8px;box-shadow: var(--shadow);
}
.mode .name{font-weight:700;font-size:18px;color:var(--text)}
.mode .desc{color:var(--muted)}
.mode .action{margin-top:8px}

/* Egzamin */
.qhead{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.qtext{font-size:18px;font-weight:600;color:var(--text)}
.qimg{
  width:100%; max-height:360px; object-fit:contain;
  border-radius:12px; border:1px solid var(--border); background:#fff;
  margin:10px 0 6px;
}
.answers{display:grid;gap:10px;margin:12px 0 6px}
.answer{
  width:100%;text-align:left;padding:12px 14px;border-radius:12px;border:1px solid var(--border);
  background:var(--soft); color:var(--text); cursor:pointer;
  transition:transform .06s ease, border-color .2s, background .2s;
}
.answer:hover{transform:translateY(-1px);border-color:#cfd6e1;background:var(--soft-2)}
.answer.selected{border-color:var(--primary);background:#e9f6fb}

/* Pasek postępu (numery pytań) */
.progress{
  display:grid;grid-template-columns: repeat(auto-fit, minmax(36px,1fr));
  gap:8px;margin-top:14px
}
.dot{
  display:flex;align-items:center;justify-content:center;
  height:36px;border-radius:10px;border:1px solid var(--border);background:#fff;
  color:#6b7280;cursor:pointer;user-select:none;
  transition:transform .06s ease, border-color .2s, background .2s, color .2s;
}
.dot:hover{transform:translateY(-1px);border-color:#cfd6e1;color:#111827;background:#f9fbfd}
.dot.current{border-color:var(--primary);color:#0b2530;background:#eff7fb}
.dot.done{border-color:#d7dee8;color:#111827;background:#fafcff}

/* Akcje / stopka karty */
.actions{display:flex;justify-content:flex-end;margin-top:10px}

/* Podsumowanie */
.summary h2{margin-bottom:8px;color:var(--text)}
.summary .score{font-size:20px;margin:8px 0 16px}
.summary .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}
.sumItem{
  padding:10px 12px;border-radius:12px;border:1px solid var(--border);background:#fff;
  box-shadow: var(--shadow);
}
.sumItem .ok{color:var(--ok);font-weight:700}
.sumItem .bad{color:var(--danger);font-weight:700}

/* Animacje */
.fade-in{animation:fade .22s ease both}
@keyframes fade{from{opacity:0;transform:translateY(6px)} to{opacity:1;transform:none}}

.qcontainer {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 20px;
}


.qblock .answer.ok {
font-weight: bold;
}

.qblock img.qimg {
  max-width: 100%;
  margin-top: 12px;
  border-radius: 8px;
  box-shadow: 0 0 8px rgba(0,0,0,0.5);
}


.qblock {
  padding: 20px;
  border-bottom: 1px solid #444;
  margin-bottom: 12px;
}

.qblock .qtext {
  margin-bottom: 12px;
  font-weight: 500;
}

.answers .answer {
  padding: 8px 12px;
  margin: 4px 0;
  border-radius: 8px;
 
}



.answers .answer.ok {
  background-color: #2e7d32; /* zielony */
  color: white;
}

.answers .answer.bad {
  background-color: #c62828; /* czerwony */
  color: white;
}

#timer {
  display: none;
}

.qhead {
  margin-bottom: 10px;
  font-weight: bold;
  font-size: 16px;
  color: var(--muted, #9aa7bd);
}

.quiz-progress-bar {
  margin-top: 6px;
  height: 6px;
  background: #eee;
  border-radius: 3px;
  overflow: hidden;
}

.quiz-progress-fill {
  height: 100%;
  background: var(--primary, #4cc9f0);
  width: 0%;
  transition: width 0.4s ease;
}