.cqr-shell{max-width:1180px;margin:24px auto;color:#172033}
.cqr-card,.cqr-question,.cqr-sticky{background:#fff;border:1px solid #d9e2ef;border-radius:10px;padding:18px;box-shadow:0 6px 20px rgba(15,23,42,.05)}
.cqr-hero{display:flex;align-items:center;justify-content:space-between;gap:16px}
.cqr-hero h2{margin:0;font-size:26px}
.cqr-shell .cqr-start,.cqr-shell .cqr-submit{border:0!important;border-radius:8px!important;background:#0b6bcb!important;color:#fff!important;font-weight:700!important;padding:12px 18px!important;cursor:pointer!important;text-decoration:none!important;text-transform:none!important;line-height:1.2!important}
.cqr-info{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:12px}
.cqr-info div{background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;padding:10px}
.cqr-info span{display:block;color:#64748b;font-size:12px}
.cqr-quiz{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:18px;margin-top:18px}
.cqr-question{margin-bottom:14px}
.cqr-question legend{display:flex;justify-content:space-between;width:100%;font-weight:700;margin-bottom:10px}
.cqr-question legend em{font-style:normal;color:#0b6bcb;background:#e8f2ff;border-radius:999px;padding:3px 8px;font-size:12px}
.cqr-question-text{margin-bottom:12px}
.cqr-answers{display:grid;gap:8px}
.cqr-choice{display:flex;gap:10px;align-items:flex-start;border:1px solid #e2e8f0;border-radius:8px;padding:10px;cursor:pointer}
.cqr-choice:hover{border-color:#0b6bcb;background:#f6faff}
.cqr-choice b{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:#edf2f7;flex:0 0 auto}
.cqr-time-answer{display:grid;gap:8px;border:1px solid #e2e8f0;border-radius:8px;padding:12px;background:#f8fafc}
.cqr-time-answer span{font-weight:700;color:#334155}
.cqr-time-answer input{max-width:220px;border:1px solid #cbd5e1;border-radius:8px;padding:10px;font-size:16px}
.cqr-sim{display:grid;gap:12px}
.cqr-sim-stage{background:#0f172a;border-radius:8px;overflow:hidden}
.cqr-sim-video{display:block;width:100%;max-height:520px;background:#000}
.cqr-sim-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.cqr-sim-mark{border:0;border-radius:8px;background:#dc2626;color:#fff;font-weight:800;padding:12px 16px;cursor:pointer}
.cqr-sim-mark.is-marked{background:#15803d}
.cqr-sim-selected{font-weight:700;color:#334155}
.cqr-sim-hint{border:1px solid #e2e8f0;border-radius:8px;padding:10px;background:#f8fafc}
.cqr-sim-hint summary{cursor:pointer;font-weight:700}
.cqr-sim-hint img{max-width:100%;display:block;margin-top:10px;border-radius:6px}
.cqr-sidebar{position:relative}
.cqr-sticky{position:sticky;top:20px}
.cqr-timer,.cqr-progress{display:flex;justify-content:space-between;margin-bottom:12px}
.cqr-timer strong{font-size:22px;color:#d92d20}
.cqr-nav{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:14px}
.cqr-nav a{height:34px;display:flex;align-items:center;justify-content:center;border:1px solid #d9e2ef;border-radius:6px;text-decoration:none;color:#172033}
.cqr-nav a.is-done{background:#e8f2ff;border-color:#0b6bcb}
.cqr-submit{width:100%}
.cqr-result{margin-top:18px}
.cqr-incomplete{border-color:#fdb022;background:#fffbeb}
@media(max-width:860px){.cqr-quiz{grid-template-columns:1fr}.cqr-sticky{position:static}.cqr-hero{align-items:flex-start;flex-direction:column}}