:root{--n5-navy:#10243e;--n5-blue:#1769e0;--n5-sky:#eaf3ff;--n5-green:#178b57;--n5-red:#c73c4a;--n5-ink:#182230;--n5-muted:#637083;--n5-line:#dfe6ef;--n5-white:#fff}
.napi5-app,.napi5-empty,.napi5-archive{max-width:760px;margin:32px auto;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--n5-ink)}
.napi5-app *,.napi5-empty *,.napi5-archive *,.napi5-cta *{box-sizing:border-box}
.napi5-hero{display:flex;align-items:center;gap:22px;padding:28px;border-radius:24px;background:linear-gradient(135deg,var(--n5-navy),#173f70);color:#fff;box-shadow:0 18px 40px rgba(16,36,62,.18)}
.napi5-logo{display:inline-flex;align-items:center;flex:0 0 auto;border-radius:16px;overflow:hidden;box-shadow:0 8px 20px rgba(0,0,0,.15)}
.napi5-logo span{padding:10px 8px 10px 13px;background:#fff;color:var(--n5-navy);font-size:13px;font-weight:900;letter-spacing:.11em}
.napi5-logo strong{display:grid;place-items:center;min-width:48px;padding:7px;background:#f1c40f;color:var(--n5-navy);font-size:32px;line-height:1}
.napi5-eyebrow{margin:0 0 5px!important;text-transform:uppercase;letter-spacing:.09em;font-size:12px;font-weight:800;opacity:.75}
.napi5-hero h1{margin:0!important;color:#fff;font-size:clamp(25px,5vw,38px);line-height:1.1}
.napi5-hero p:last-child{margin:8px 0 0!important;color:#fff;opacity:.88}
.napi5-progress-wrap{padding:23px 6px 15px}
.napi5-progress-meta{display:flex;justify-content:space-between;margin-bottom:8px;color:var(--n5-muted);font-size:14px;font-weight:700}
.napi5-progress{height:8px;overflow:hidden;border-radius:99px;background:#e9edf2}
.napi5-progress span{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--n5-blue),#57a1ff);transition:width .35s ease}
.napi5-card{min-height:420px;padding:clamp(22px,5vw,42px);border:1px solid var(--n5-line);border-radius:24px;background:#fff;box-shadow:0 14px 35px rgba(30,55,86,.09)}
.napi5-category{display:inline-block;margin-bottom:12px;padding:6px 11px;border-radius:99px;background:var(--n5-sky);color:var(--n5-blue);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.05em}
.napi5-question-view h2{margin:0 0 24px!important;color:var(--n5-ink);font-size:clamp(22px,4vw,30px);line-height:1.28}
.napi5-question-image{display:block;width:100%;max-height:320px;margin:0 0 22px;border-radius:16px;object-fit:cover}
.napi5-options{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.napi5-option{display:flex;align-items:center;gap:12px;min-height:62px;padding:12px 15px;border:2px solid var(--n5-line);border-radius:14px;background:#fff;color:var(--n5-ink);font:inherit;font-weight:700;text-align:left;cursor:pointer;transition:.18s ease}
.napi5-option:hover:not(:disabled),.napi5-option:focus-visible{border-color:var(--n5-blue);background:#f7fbff;transform:translateY(-1px)}
.napi5-option span{display:grid;place-items:center;flex:0 0 32px;height:32px;border-radius:9px;background:#eef2f7;color:var(--n5-navy);font-size:13px;font-weight:900}
.napi5-option.is-correct{border-color:var(--n5-green);background:#edfbf5}.napi5-option.is-correct span{background:var(--n5-green);color:#fff}
.napi5-option.is-wrong{border-color:var(--n5-red);background:#fff1f2}.napi5-option.is-wrong span{background:var(--n5-red);color:#fff}
.napi5-option:disabled{cursor:default;opacity:.76}.napi5-option.is-correct:disabled,.napi5-option.is-wrong:disabled{opacity:1}
.napi5-feedback{margin-top:22px;padding:18px;border-radius:15px;border-left:5px solid var(--n5-green);background:#f2fbf7}
.napi5-feedback.is-wrong{border-color:var(--n5-red);background:#fff5f6}.napi5-feedback strong{font-size:17px}.napi5-feedback p{margin:6px 0 14px!important;color:#354254;line-height:1.55}
.napi5-next,.napi5-share{padding:12px 18px;border:0;border-radius:11px;background:var(--n5-blue);color:#fff;font:inherit;font-weight:800;cursor:pointer;box-shadow:0 7px 16px rgba(23,105,224,.22)}
.napi5-result{text-align:center}.napi5-result-badge{display:flex;align-items:baseline;justify-content:center;width:132px;height:132px;margin:0 auto 18px;border-radius:50%;background:linear-gradient(145deg,var(--n5-blue),#0d4ca9);color:#fff;font-size:64px;font-weight:900;line-height:132px;box-shadow:0 16px 35px rgba(23,105,224,.25)}
.napi5-result-badge small{font-size:24px}.napi5-result h2{margin:0 0 10px!important;font-size:30px}.napi5-marks{font-size:30px;letter-spacing:7px}.napi5-comparison{margin:18px auto 8px!important;max-width:480px;color:var(--n5-muted);font-weight:600}.napi5-streak{font-size:19px}
.napi5-result-actions{display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;margin-top:22px}.napi5-result-actions a{padding:11px 17px;color:var(--n5-blue);font-weight:800;text-decoration:none}.napi5-countdown{margin-top:22px!important;color:var(--n5-muted);font-size:14px}
.napi5-ad-slot{display:grid;place-items:center;height:100px;margin:28px 0;border:1px dashed #c8d0da;border-radius:12px;background:#f7f8fa;color:#9aa4b1;font-size:10px;letter-spacing:.18em}.napi5-disclaimer{text-align:center;color:var(--n5-muted);font-size:12px}
.napi5-empty{padding:40px 25px;border:1px solid var(--n5-line);border-radius:22px;background:#fff;text-align:center}.napi5-empty .napi5-logo{margin-bottom:18px}.napi5-notice{padding:16px;border-left:4px solid #dba617;background:#fff8e1}
.napi5-archive h1{margin-bottom:24px}.napi5-archive-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.napi5-archive-card{display:flex;flex-direction:column;gap:5px;padding:20px;border:1px solid var(--n5-line);border-radius:16px;background:#fff;color:var(--n5-ink)!important;text-decoration:none!important;transition:.18s}.napi5-archive-card:hover{border-color:var(--n5-blue);transform:translateY(-2px);box-shadow:0 10px 24px rgba(20,55,90,.08)}.napi5-archive-card span{color:var(--n5-muted);font-size:13px}.napi5-archive-card strong{font-size:18px}.napi5-archive-card em{margin-top:8px;color:var(--n5-blue);font-style:normal;font-weight:800;font-size:13px}
.napi5-cta{display:flex;align-items:center;gap:16px;margin:24px 0;padding:18px;border-radius:18px;background:var(--n5-navy);color:#fff;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.napi5-cta p{margin:2px 0 0!important;color:#dbe7f5;font-size:14px}.napi5-cta>a{margin-left:auto;padding:11px 16px;border-radius:10px;background:#f1c40f;color:var(--n5-navy)!important;font-weight:900;text-decoration:none!important;white-space:nowrap}
@media(max-width:620px){.napi5-app{margin:16px auto}.napi5-hero{align-items:flex-start;padding:21px 18px;border-radius:18px}.napi5-hero .napi5-logo{transform:scale(.86);transform-origin:left top;margin-right:-8px}.napi5-card{min-height:400px;padding:22px 17px;border-radius:18px}.napi5-options{grid-template-columns:1fr}.napi5-option{min-height:56px}.napi5-archive-grid{grid-template-columns:1fr}.napi5-cta{align-items:flex-start;flex-wrap:wrap}.napi5-cta>a{width:100%;margin:4px 0 0;text-align:center}}
@media(prefers-reduced-motion:reduce){.napi5-progress span,.napi5-option,.napi5-archive-card{transition:none}}