.boai-quiz-app{--bg:#0b1220;--panel:#111b2e;--line:#273750;--text:#edf4ff;--muted:#aebcd0;--accent:#7c3aed;--cyan:#22d3ee;max-width:1180px;margin:0 auto;padding:24px 18px 60px;color:var(--text)}
.boai-quiz-hero{padding:38px;border-radius:24px;background:linear-gradient(135deg,#111d33,#0b1426);border:1px solid var(--line);margin-bottom:20px}
.boai-quiz-kicker{display:inline-block;color:#67e8f9;text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:900;margin-bottom:9px}
.boai-quiz-hero h1{margin:0 0 10px;font-size:clamp(2rem,5vw,3.5rem);color:#fff}
.boai-quiz-hero p{margin:0;color:var(--muted);font-size:1.05rem;max-width:800px}
.boai-quiz-topbar{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:22px 0}
.boai-quiz-topbar span{color:var(--muted)}
.boai-search{display:flex;flex-direction:column;gap:5px;color:#c7d4e6;font-size:.78rem;font-weight:800}
.boai-search input{width:min(360px,80vw);border:1px solid #344761;border-radius:11px;background:#0a1323;color:#fff;padding:11px 13px}
.boai-quiz-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}
.boai-quiz-card{appearance:none;text-align:left;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px;color:var(--text);cursor:pointer;transition:.18s ease;display:flex;flex-direction:column;min-height:220px}
.boai-quiz-card:hover{transform:translateY(-3px);border-color:#49658c;background:#14213a}
.boai-quiz-card[hidden]{display:none}
.boai-q-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:11px;background:linear-gradient(135deg,rgba(124,58,237,.25),rgba(34,211,238,.17));font-weight:900;margin-bottom:15px}
.boai-q-domain{font-size:.74rem;color:#67e8f9;font-weight:900;text-transform:uppercase;letter-spacing:.08em}
.boai-quiz-card strong{font-size:1.06rem;color:#fff;margin:5px 0 7px}
.boai-quiz-card small{color:var(--muted);line-height:1.4}
.boai-q-level{margin-top:auto;padding-top:15px;color:#8295ae;font-size:.75rem;font-weight:700}
.boai-quiz-player,.boai-result-screen{max-width:820px;margin:20px auto}
.boai-player-head{background:#0e192b;border:1px solid var(--line);border-radius:16px;padding:15px 18px;margin-bottom:15px}
.boai-back{border:0;background:none;color:#7dd3fc;font-weight:800;cursor:pointer;padding:0;margin-bottom:10px}
.boai-progress-meta{display:flex;justify-content:space-between;gap:10px;color:#dbe7f7;font-size:.9rem}
.boai-progress{height:7px;background:#1d2b40;border-radius:99px;margin-top:10px;overflow:hidden}
.boai-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,#7c3aed,#22d3ee);transition:width .25s}
.boai-question-box{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:28px}
.boai-badge{display:inline-block;border:1px solid #39516e;border-radius:99px;padding:5px 9px;color:#67e8f9;font-size:.72rem;font-weight:900;text-transform:uppercase}
.boai-question-box h2{font-size:1.45rem;line-height:1.32;color:#fff;margin:15px 0 20px}
.boai-answers{display:grid;gap:10px}
.boai-answer{display:flex;gap:12px;align-items:flex-start;text-align:left;width:100%;border:1px solid #30435e;background:#0a1424;color:#e6edf8;padding:14px 15px;border-radius:12px;cursor:pointer}
.boai-answer:hover:not(:disabled){border-color:#587aa6;background:#101d31}
.boai-answer b{height:27px;width:27px;min-width:27px;border-radius:7px;background:#1b2b45;display:grid;place-items:center;color:#93c5fd}
.boai-answer.correct{border-color:#15803d;background:rgba(22,101,52,.18)}
.boai-answer.wrong{border-color:#b91c1c;background:rgba(153,27,27,.18)}
.boai-answer:disabled{cursor:default}
.boai-feedback{margin-top:16px;padding:14px 16px;border-radius:12px;background:#0b1728;border:1px solid #2b405e;color:#c8d6e8;line-height:1.48}
.boai-feedback strong{color:#fff}
.boai-next,.boai-primary,.boai-secondary{border:0;border-radius:11px;padding:11px 16px;font-weight:900;cursor:pointer}
.boai-next,.boai-primary{margin-top:15px;color:#fff;background:linear-gradient(135deg,#7c3aed,#0891b2)}
.boai-secondary{color:#dbeafe;background:#16253d;border:1px solid #344b6a}
.boai-result-screen{text-align:center;background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:32px}
.boai-score-ring{width:130px;height:130px;border-radius:50%;margin:0 auto 18px;display:grid;place-content:center;background:#0b1628;border:8px solid #243957;box-shadow:inset 0 0 0 2px #355071}
.boai-score-ring strong{font-size:2.5rem;color:#67e8f9;line-height:1}
.boai-score-ring span{color:#8295ae}
.boai-result-screen h2{color:#fff;margin-bottom:8px}
.boai-result-screen>p{color:var(--muted)}
.boai-score-actions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin:20px 0}
.boai-review{text-align:left;margin-top:24px;display:grid;gap:10px}
.boai-review-item{border:1px solid #273a55;background:#0c1728;border-radius:12px;padding:13px 15px}
.boai-review-item strong{display:block;color:#fff;margin-bottom:5px}
.boai-review-item span{color:#9fb0c6;font-size:.9rem}
.boai-review-item.ok{border-left:4px solid #16a34a}.boai-review-item.ko{border-left:4px solid #dc2626}
.boai-quiz-note{margin-top:22px;border:1px solid var(--line);border-radius:14px;padding:16px 18px;background:#0d192a;color:#aebcd0}
@media(max-width:980px){.boai-quiz-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.boai-quiz-grid{grid-template-columns:1fr}.boai-quiz-topbar{align-items:stretch;flex-direction:column}.boai-search input{width:100%}.boai-question-box{padding:20px}.boai-quiz-hero{padding:27px 21px}}