/* LEQ V13.3: professional subject/topic quiz rail */
.tutorial-quiz-hub{background:linear-gradient(180deg,#fff 0%,#fbfcff 100%);border:1px solid #dbe4f0;border-radius:20px;padding:15px;box-shadow:0 14px 36px rgba(15,23,42,.07);overflow:hidden}.tqh-head{display:grid;grid-template-columns:44px minmax(0,1fr);gap:11px;align-items:start}.tqh-icon{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-size:21px;font-weight:900;color:#4338ca;background:linear-gradient(135deg,#eef2ff,#e0e7ff)}.tqh-kicker{display:block;font-size:9px;font-weight:900;letter-spacing:.11em;color:#4f46e5;margin-bottom:3px}.tqh-head h3{font-size:15px;line-height:1.2;margin:0;color:#101828}.tqh-head p{font-size:10.5px;line-height:1.45;color:#64748b;margin:5px 0 0}.tqh-tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:5px;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:12px;margin:13px 0}.tqh-tab{appearance:none;border:0;background:transparent;border-radius:9px;padding:9px 8px;display:flex;align-items:center;justify-content:center;gap:6px;color:#64748b;font-weight:800;font-size:10px;cursor:pointer;transition:.18s ease}.tqh-tab b{min-width:19px;height:19px;padding:0 5px;border-radius:999px;display:inline-grid;place-items:center;background:#e2e8f0;color:#475569;font-size:9px}.tqh-tab.active{background:#fff;color:#3730a3;box-shadow:0 3px 10px rgba(15,23,42,.08)}.tqh-tab.active b{background:#eef2ff;color:#4338ca}.tqh-panel{display:none}.tqh-panel.active{display:grid;gap:9px}.tqh-quiz{border:1px solid #e2e8f0;border-radius:14px;background:#fff;padding:12px;transition:.18s ease}.tqh-quiz:hover{border-color:#c7d2fe;box-shadow:0 8px 24px rgba(79,70,229,.08);transform:translateY(-1px)}.tqh-quiz-top{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-bottom:8px}.tqh-scope,.tqh-status{border-radius:999px;padding:4px 7px;font-size:8.5px;font-weight:900;white-space:nowrap}.tqh-scope.topic{background:#eef2ff;color:#4338ca}.tqh-scope.subject{background:#ecfeff;color:#0f766e}.tqh-status.open{background:#ecfdf5;color:#047857}.tqh-status.upcoming{background:#fffbeb;color:#a16207}.tqh-status.closed{background:#fef2f2;color:#b91c1c}.tqh-quiz h4{font-size:13px;line-height:1.3;margin:0 0 4px;color:#0f172a}.tqh-context{margin:0;color:#64748b;font-size:9.5px;line-height:1.35}.tqh-announcement{margin:8px 0 0;background:#fffbeb;border:1px solid #fde68a;color:#854d0e;border-radius:9px;padding:7px 8px;font-size:9px;line-height:1.4}.tqh-meta{display:flex;gap:6px;margin-top:9px}.tqh-meta span{background:#f8fafc;border:1px solid #e2e8f0;border-radius:9px;padding:6px 7px;font-size:8.5px;color:#64748b}.tqh-meta b{color:#0f172a}.tqh-open{margin-top:9px;min-height:35px;border-radius:10px;background:#111827;color:#fff;text-decoration:none;font-size:10px;font-weight:900;display:flex;align-items:center;justify-content:space-between;padding:0 11px}.tqh-open:hover{background:#312e81;color:#fff}.tqh-open span{font-size:15px}.tqh-empty{border:1px dashed #cbd5e1;border-radius:12px;padding:12px;background:#f8fafc}.tqh-empty b{display:block;font-size:10.5px;color:#334155;margin-bottom:4px}.tqh-empty span{font-size:9px;line-height:1.45;color:#64748b}
@media(max-width:1180px){.tutorial-quiz-hub{padding:13px}.tqh-tabs{grid-template-columns:1fr}.tqh-tab{justify-content:space-between}}