:root{--nq-primary:#1a56db;--nq-primary-dark:#1342b0;--nq-accent:#f59e0b;--nq-success:#10b981;--nq-danger:#ef4444;--nq-bg:#f1f5f9;--nq-card:#ffffff;--nq-text:#1e293b;--nq-muted:#64748b;--nq-border:#e2e8f0;--nq-radius:12px}#naewsob-quiz-root{font-family:'Sarabun','Segoe UI',sans-serif;color:var(--nq-text);max-width:860px;margin:0 auto;padding:32px 16px 64px;position:relative;line-height:1.5}.nq-screen{display:none}.nq-screen.active{display:block;animation:nqFadeIn .25s ease}@keyframes nqFadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.nq-page-title{text-align:center;font-size:26px;font-weight:800;margin-bottom:8px;color:var(--nq-text)}.nq-page-sub{text-align:center;color:var(--nq-muted);font-size:14px;margin-bottom:28px}.nq-security-note{text-align:center;font-size:12px;color:var(--nq-muted);margin-top:12px}.nq-section-header{font-size:17px;font-weight:700;margin-bottom:14px}.nq-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:11px 24px;border-radius:10px;font-size:14px;font-weight:700;font-family:inherit;color:inherit;cursor:pointer;border:none;transition:background .15s,opacity .15s,transform .1s;line-height:1}.nq-btn:active{transform:scale(.97)}.nq-btn-primary{background:var(--nq-primary);color:#fff}.nq-btn-primary:hover:not(:disabled){background:var(--nq-primary-dark)}.nq-btn-primary:disabled{opacity:.35;cursor:not-allowed;transform:none}.nq-btn-ghost{background:#fff0;color:var(--nq-muted)!important;border:1.5px solid var(--nq-border)}.nq-btn-ghost:hover{background:var(--nq-bg)}.nq-btn-outline{background:#fff0;color:var(--nq-primary)!important;border:2px solid var(--nq-primary)}.nq-btn-outline:hover{background:#eff6ff}.nq-btn-block{width:100%}.nq-btn-lg{padding:14px 28px;font-size:16px}.nq-cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-bottom:24px}.nq-cat-loading{grid-column:1 / -1;text-align:center;color:var(--nq-muted);padding:32px 0;font-size:15px}.nq-cat-card{background:var(--nq-card);border:2px solid var(--nq-border);border-radius:var(--nq-radius);padding:18px 16px;cursor:pointer;position:relative;overflow:hidden;transition:border-color .2s,box-shadow .2s,transform .15s;text-align:left}.nq-cat-card:hover{border-color:var(--nq-primary);box-shadow:0 4px 16px rgb(26 86 219 / .14);transform:translateY(-2px)}.nq-cat-card.selected{border-color:var(--nq-primary);background:#eff6ff}.nq-cat-icon{font-size:32px;margin-bottom:8px;display:block}.nq-cat-name{font-size:15px;font-weight:700;margin-bottom:3px}.nq-cat-count{font-size:12px;color:var(--nq-muted)}.nq-cat-check{display:none;position:absolute;top:10px;right:10px;width:22px;height:22px;border-radius:50%;background:var(--nq-primary);color:#fff;font-size:12px;align-items:center;justify-content:center}.nq-cat-card.selected .nq-cat-check{display:flex}.nq-settings-row{background:var(--nq-card);border:1px solid var(--nq-border);border-radius:var(--nq-radius);padding:18px 20px;display:flex;gap:18px;flex-wrap:wrap;align-items:flex-end;margin-bottom:18px}.nq-settings-group{flex:1;min-width:130px}.nq-settings-group label{display:block;font-weight:600;font-size:12px;color:var(--nq-muted);text-transform:uppercase;letter-spacing:.4px;margin-bottom:6px}.nq-settings-group select{width:100%;padding:8px 10px;border:1.5px solid var(--nq-border);border-radius:8px;font-size:14px;font-family:inherit;background:#fff;cursor:pointer;appearance:auto}.nq-settings-group select:focus{outline:none;border-color:var(--nq-primary);box-shadow:0 0 0 3px rgb(26 86 219 / .1)}.nq-quiz-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.nq-quiz-meta{font-size:13px;color:var(--nq-muted)}.nq-quiz-meta strong{color:var(--nq-text)}.nq-cat-label{color:var(--nq-primary);font-weight:600}.nq-timer{display:flex;align-items:center;gap:5px;background:var(--nq-card);border:1.5px solid var(--nq-border);border-radius:8px;padding:5px 12px;font-weight:700;font-size:15px;transition:border-color .2s,color .2s}.nq-timer.urgent{border-color:var(--nq-danger);color:var(--nq-danger);animation:nqPulse .6s ease infinite alternate}@keyframes nqPulse{from{opacity:1}to{opacity:.55}}.nq-progress-wrap{background:var(--nq-border);border-radius:99px;height:7px;margin-bottom:16px;overflow:hidden}.nq-progress-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--nq-primary),#60a5fa);transition:width .4s ease}.nq-dots{display:flex;gap:5px;flex-wrap:wrap;justify-content:center;margin-bottom:16px}.nq-dot{width:10px;height:10px;border-radius:50%;background:var(--nq-border);transition:background .2s}.nq-dot.current{background:var(--nq-accent);box-shadow:0 0 0 3px rgb(245 158 11 / .2)}.nq-dot.answered{background:var(--nq-primary)}.nq-dot.correct{background:var(--nq-success)}.nq-dot.wrong{background:var(--nq-danger)}.nq-question-card{background:var(--nq-card);border:1px solid var(--nq-border);border-radius:var(--nq-radius);padding:24px;margin-bottom:14px}.nq-q-num{font-size:11px;font-weight:700;color:var(--nq-primary);text-transform:uppercase;letter-spacing:.8px;margin-bottom:8px}.nq-q-text{font-size:17px;font-weight:600;line-height:1.7}.nq-choices{display:flex;flex-direction:column;gap:9px}.nq-choice-btn{display:flex;align-items:flex-start;gap:11px;background:var(--nq-card);border:2px solid var(--nq-border);border-radius:10px;padding:12px 15px;cursor:pointer;font-size:14px;font-family:inherit;color:var(--nq-text)!important;text-align:left;line-height:1.55;width:100%;transition:border-color .15s,background .15s}#naewsob-quiz-root button:not(.nq-btn-primary){color:var(--nq-text)!important}#naewsob-quiz-root .nq-btn-primary{color:#ffffff!important}.nq-choice-btn:hover:not(:disabled){border-color:var(--nq-primary);background:#eff6ff}.nq-letter{min-width:28px;height:28px;border-radius:50%;background:var(--nq-bg);border:1.5px solid var(--nq-border);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;flex-shrink:0;transition:background .15s,border-color .15s}.nq-choice-btn.selected{border-color:var(--nq-primary);background:#eff6ff}.nq-choice-btn.selected .nq-letter{background:var(--nq-primary);border-color:var(--nq-primary);color:#fff}.nq-choice-btn.correct{border-color:var(--nq-success);background:#f0fdf4}.nq-choice-btn.correct .nq-letter{background:var(--nq-success);border-color:var(--nq-success);color:#fff}.nq-choice-btn.wrong{border-color:var(--nq-danger);background:#fef2f2}.nq-choice-btn.wrong .nq-letter{background:var(--nq-danger);border-color:var(--nq-danger);color:#fff}.nq-choice-btn:disabled{cursor:default}.nq-explanation{display:none;background:#fffbeb;border-left:4px solid var(--nq-accent);border-radius:0 10px 10px 0;padding:13px 16px;margin-top:12px;font-size:14px;line-height:1.7}.nq-explanation.show{display:block;animation:nqFadeIn .2s}.nq-explanation strong{color:#b45309}.nq-quiz-nav{display:flex;justify-content:space-between;align-items:center;margin-top:16px}.nq-result-card{background:var(--nq-card);border:1px solid var(--nq-border);border-radius:var(--nq-radius);padding:36px 28px;text-align:center;margin-bottom:20px}.nq-result-emoji{font-size:58px;margin-bottom:8px}.nq-result-grade{font-size:52px;font-weight:900;background:linear-gradient(135deg,var(--nq-primary),#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:#fff0;background-clip:text}.nq-result-label{font-size:20px;font-weight:700;margin:8px 0 4px}.nq-result-sub{color:var(--nq-muted);font-size:14px}.nq-stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:22px 0}.nq-stat-box{background:var(--nq-bg);border-radius:10px;padding:14px}.nq-stat-num{font-size:26px;font-weight:800}.nq-stat-num.green{color:var(--nq-success)}.nq-stat-num.red{color:var(--nq-danger)}.nq-stat-num.blue{color:var(--nq-primary)}.nq-stat-lbl{font-size:12px;color:var(--nq-muted);margin-top:2px}.nq-result-actions{display:flex;gap:10px;flex-wrap:wrap}.nq-result-actions .nq-btn{flex:1}.nq-review-list{display:flex;flex-direction:column;gap:10px}.nq-review-item{background:var(--nq-card);border:1px solid var(--nq-border);border-left:4px solid var(--nq-border);border-radius:10px;padding:14px}.nq-review-item.correct{border-left-color:var(--nq-success)}.nq-review-item.wrong{border-left-color:var(--nq-danger)}.nq-rv-q{font-size:14px;font-weight:600;margin-bottom:6px}.nq-rv-ans{display:flex;flex-wrap:wrap;gap:5px;align-items:center;font-size:13px}.nq-rv-exp{font-size:13px;color:var(--nq-muted);margin-top:6px;line-height:1.6}.nq-tag{display:inline-block;padding:2px 8px;border-radius:6px;font-size:12px;font-weight:700}.tag-correct{background:#dcfce7;color:#166534}.tag-wrong{background:#fee2e2;color:#991b1b}.tag-answer{background:#dbeafe;color:#1e40af}.nq-loading-overlay{display:none;position:fixed;inset:0;background:rgb(15 23 42 / .5);z-index:900;align-items:center;justify-content:center}.nq-loading-overlay.active{display:flex}.nq-loading-inner{display:flex;flex-direction:column;align-items:center;gap:16px;color:#fff;font-weight:600;font-size:16px}.nq-spinner{width:44px;height:44px;border:4px solid rgb(255 255 255 / .3);border-top-color:#fff;border-radius:50%;animation:nqSpin .8s linear infinite}@keyframes nqSpin{to{transform:rotate(360deg)}}.nq-modal-overlay{display:none;position:fixed;inset:0;background:rgb(15 23 42 / .55);z-index:1000;align-items:center;justify-content:center;padding:16px}.nq-modal-overlay.active{display:flex;animation:nqOverlayIn .2s ease}@keyframes nqOverlayIn{from{opacity:0}to{opacity:1}}.nq-modal-box{background:#fff;border-radius:16px;width:100%;max-width:420px;box-shadow:0 20px 60px rgb(0 0 0 / .25);animation:nqModalIn .25s cubic-bezier(.34,1.3,.64,1);overflow:hidden}@keyframes nqModalIn{from{opacity:0;transform:scale(.88) translateY(12px)}to{opacity:1;transform:none}}.nq-modal-header{padding:20px 22px 0;display:flex;align-items:flex-start;justify-content:space-between}.nq-modal-title{font-size:17px;font-weight:800}.nq-modal-sub{font-size:13px;color:var(--nq-muted);margin-top:3px}.nq-modal-close{background:none;border:none;cursor:pointer;color:var(--nq-muted);font-size:18px;padding:4px;line-height:1;margin-left:8px;border-radius:4px}.nq-modal-close:hover{color:var(--nq-text);background:var(--nq-bg)}.nq-modal-body{padding:16px 22px}.nq-modal-footer{padding:0 22px 20px;display:flex;gap:10px}.nq-modal-footer .nq-btn{flex:1}.nq-summary-chips{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:14px}.nq-chip{display:inline-flex;align-items:center;gap:4px;background:#eff6ff;color:var(--nq-primary);border:1px solid #bfdbfe;border-radius:20px;padding:3px 10px;font-size:12px;font-weight:600}#hcaptchaContainer{margin-bottom:12px}.nq-captcha-widget{border:1.5px solid #d1d5db;border-radius:8px;padding:13px 15px;display:flex;align-items:center;justify-content:space-between;background:#f9fafb;cursor:pointer;user-select:none;margin-bottom:12px;transition:border-color .2s}.nq-captcha-widget:hover{border-color:var(--nq-primary)}.nq-captcha-left{display:flex;align-items:center;gap:11px}.nq-captcha-right{text-align:center}.nq-check-wrap{width:24px;height:24px;border:2px solid #9ca3af;border-radius:4px;background:#fff;display:flex;align-items:center;justify-content:center;transition:border-color .2s,background .2s;flex-shrink:0;position:relative}.nq-check-wrap:hover{border-color:var(--nq-primary)}.nq-spin-ring{display:none;width:14px;height:14px;border:2px solid var(--nq-primary);border-top-color:#fff0;border-radius:50%;animation:nqSpin .7s linear infinite}.nq-check-icon{display:none;color:#fff;font-size:13px;font-weight:700}.nq-check-wrap.loading{border-color:var(--nq-primary)}.nq-check-wrap.loading .nq-spin-ring{display:block}.nq-check-wrap.done{border-color:var(--nq-success);background:var(--nq-success)}.nq-check-wrap.done .nq-check-icon{display:block}.nq-check-wrap.done .nq-spin-ring{display:none}.nq-check-label{font-size:14px;font-weight:600;color:#374151}.nq-check-label.verified{color:var(--nq-success)}.nq-captcha-logo{width:34px;height:34px;background:#f0742f;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:13px;margin:0 auto 3px}.nq-captcha-brand{font-size:10px;color:#9ca3af;letter-spacing:.3px}.nq-security-info{display:flex;gap:9px;align-items:flex-start;background:#f8fafc;border:1px solid var(--nq-border);border-radius:8px;padding:11px 13px;font-size:13px;color:var(--nq-muted);line-height:1.55}.nq-sec-icon{font-size:17px;flex-shrink:0;margin-top:1px}.nq-security-info strong{color:var(--nq-text)}.nq-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);background:#1e293b;color:#fff;padding:11px 22px;border-radius:10px;font-size:14px;font-weight:600;z-index:2000;pointer-events:none;opacity:0;transition:transform .3s ease,opacity .3s ease;white-space:nowrap;max-width:calc(100vw - 40px)}.nq-toast.show{transform:translateX(-50%) translateY(0);opacity:1}@media (max-width:540px){#naewsob-quiz-root{padding:20px 12px 48px}.nq-cat-grid{grid-template-columns:1fr 1fr}.nq-page-title{font-size:22px}.nq-q-text{font-size:15px}.nq-result-grade{font-size:40px}.nq-settings-row{gap:12px}.nq-modal-box{border-radius:14px 14px 0 0;position:fixed;bottom:0;left:0;right:0;max-width:100%}.nq-modal-overlay.active{align-items:flex-end;padding:0}}