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var(--nm-line);border-radius:24px;background:#fff;color:var(--nm-ink);text-align:left;box-shadow:0 10px 24px -18px #1f2a44;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.nm-level:before{content:"";position:absolute;inset:0 auto 0 0;width:6px;background:linear-gradient(180deg,var(--c1),var(--c2))}.nm-level:hover{transform:translateY(-2px);box-shadow:0 16px 28px -16px var(--c1)}.nm-level:disabled{opacity:.6;cursor:default;transform:none}.nm-level.level-medium{--c1: #f59e0b;--c2: #fb923c;--soft: #fff4e0}.nm-level.level-hard{--c1: #ec4899;--c2: #8b5cf6;--soft: #fdebf5}.nm-level-icon{display:grid;width:64px;height:64px;flex-shrink:0;place-items:center;border-radius:20px;background:var(--soft);font-size:32px}.nm-level strong{display:block;font-size:1.25rem;font-weight:800}.nm-level-meta{display:flex;flex-wrap:wrap;gap:5px;margin-top:5px}.nm-level-meta span{padding:3px 9px;border-radius:999px;background:var(--soft);color:var(--nm-ink);font-size:13px;font-weight:700}.nm-level p{margin-top:5px;color:var(--nm-muted);font-size:14px;line-height:1.5}.nm-level-go{flex-shrink:0;padding:9px 13px;border-radius:999px;background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff;font-size:14px;font-weight:800}.nm-status{display:flex;align-items:center;justify-content:space-between;gap:8px}.nm-pill{display:inline-flex;align-items:center;gap:5px;padding:6px 12px;border-radius:999px;font-size:15px;font-weight:800}.nm-pill.is-step{background:#f1ecff;color:#6d28d9}.nm-pill.is-score{background:#fff6d9;color:#b45309}.nm-pill.is-streak{background:#fff0e6;color:#c2410c}.nm-pill.is-time{background:#e6f0ff;color:#1d4ed8}.nm-pill.is-low{background:#ffe9ed;color:#be123c;animation:nm-pulse 1s ease-in-out infinite}.nm-progress{height:10px;margin-top:10px;overflow:hidden;border-radius:999px;background:#f1f3f8}.nm-progress i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--nm-green),var(--nm-blue),var(--nm-violet),var(--nm-pink));transition:width .3s ease}.nm-meta-row{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:10px}.nm-card{position:relative;margin-top:14px;overflow:hidden;padding:20px 14px 18px;border:1px solid var(--nm-line);border-radius:26px;background:#fff;box-shadow:0 14px 30px -20px #1f2a44}.nm-card:before{content:"";position:absolute;inset:0 0 auto;height:5px;background:linear-gradient(90deg,var(--nm-orange),var(--nm-pink),var(--nm-violet),var(--nm-blue),var(--nm-green))}.nm-question{text-align:center;font-size:1.35rem;font-weight:800;line-height:1.45}.nm-sequence{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;margin-top:14px}.nm-tile{--c: #3b82f6;--bg: #eef5ff;display:grid;min-width:64px;min-height:64px;place-items:center;padding:0 10px;border:1.5px solid color-mix(in srgb,var(--c) 25%,#fff);border-radius:20px;background:var(--bg);color:var(--c);font-weight:800;font-variant-numeric:tabular-nums}.nm-tile:nth-child(5n+2){--c: #8b5cf6;--bg: #f3efff}.nm-tile:nth-child(5n+3){--c: #10b981;--bg: #e9f9f2}.nm-tile:nth-child(5n+4){--c: #f97316;--bg: #fff2e8}.nm-tile:nth-child(5n+5){--c: #ec4899;--bg: #fdedf6}.nm-tile.is-missing{border:0;background:linear-gradient(135deg,var(--nm-yellow),var(--nm-orange));color:#fff;box-shadow:0 10px 20px -10px var(--nm-orange);animation:nm-bob 1.6s ease-in-out infinite}.nm-tile.is-revealed{border:0;background:linear-gradient(135deg,var(--nm-green),#34d399);color:#fff}.nm-tile.is-big{font-size:clamp(2rem,8vw,3.6rem)}.nm-tile.is-small{font-size:1.7rem}.nm-tile.is-mini{min-width:54px;min-height:54px;font-size:1.5rem;border-radius:16px}.nm-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:16px}.nm-choice{--c: #3b82f6;--soft: #eef5ff;position:relative;min-height:76px;border:2px solid var(--soft);border-radius:22px;background:#fff;color:var(--c);font-size:2rem;font-weight:800;font-variant-numeric:tabular-nums;box-shadow:0 8px 18px -14px var(--c);cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,background .12s ease}.nm-choice:nth-child(2){--c: #8b5cf6;--soft: #efe9ff}.nm-choice:nth-child(3){--c: #10b981;--soft: #e2f7ee}.nm-choice:nth-child(4){--c: #f97316;--soft: #ffeede}.nm-choice:hover{transform:translateY(-2px)}.nm-choice[aria-pressed=true]{border-color:transparent;background:var(--c);color:#fff;box-shadow:0 14px 24px -12px var(--c);transform:translateY(-2px)}.nm-choice[aria-pressed=true]:after{content:"✓";position:absolute;top:8px;right:10px;display:grid;width:24px;height:24px;place-items:center;border-radius:50%;background:#fff;color:var(--c);font-size:14px}.nm-hint{display:flex;gap:10px;margin-top:14px;padding:14px 16px;border:1.5px solid #fde68a;border-radius:20px;background:#fffbea;color:#78350f;font-size:16px;line-height:1.6}.nm-dock{position:fixed;inset:auto 0 0;z-index:20;padding:16px 16px max(1rem,env(safe-area-inset-bottom));background:linear-gradient(to top,#fff 65%,#fff0)}.nm-dock-inner{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.4fr);gap:10px;width:100%;max-width:440px;margin:0 auto}.nm-hint-btn{min-height:60px;border:2px solid #fde68a;border-radius:20px;background:#fffbea;color:#b45309;font-size:1.05rem;font-weight:800;cursor:pointer}.nm-hint-btn:disabled{opacity:.45;cursor:default}.nm-panel{position:relative;overflow:hidden;padding:24px 18px;border:1px solid var(--nm-line);border-radius:28px;background:#fff;text-align:center;box-shadow:0 16px 34px -22px #1f2a44}.nm-badge{display:grid;width:86px;height:86px;margin:0 auto;place-items:center;border-radius:28px;font-size:44px}.nm-badge.is-right{background:linear-gradient(135deg,#d1fae5,#a7f3d0)}.nm-badge.is-wrong{background:linear-gradient(135deg,#ffe4e6,#fde68a)}.nm-verdict{margin-top:12px;font-size:1.8rem;font-weight:800}.nm-verdict.is-right{color:#059669}.nm-verdict.is-wrong{color:#e11d48}.nm-gain{display:inline-flex;margin-top:8px;padding:6px 14px;border-radius:999px;background:#fff6d9;color:#b45309;font-size:1.1rem;font-weight:800}.nm-answer{margin-top:8px;color:var(--nm-muted);font-size:1.05rem;font-weight:700}.nm-answer b{color:#059669}.nm-streak{margin-top:6px;color:#c2410c;font-weight:800}.nm-explain{margin-top:14px;padding:14px;border-radius:18px;background:#f7f8fc;color:var(--nm-muted);font-size:16px;line-height:1.7}.nm-result-hero{position:relative;overflow:hidden;padding:24px 18px;border-radius:28px;background:linear-gradient(135deg,#8b5cf6,#ec4899 55%,#ff8a3d);color:#fff;text-align:center;box-shadow:0 18px 34px -18px #ec4899}.nm-result-hero:after{content:"";position:absolute;right:-40px;top:-60px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,#ffffff40,transparent 70%)}.nm-result-hero h2{font-size:1.6rem;font-weight:800}.nm-result-score{margin-top:6px;font-size:3.6rem;font-weight:800;line-height:1}.nm-result-hero small{color:#fffc;font-weight:700}.nm-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:14px}.nm-stat{--c: #10b981;--soft: #e3f8ef;display:flex;align-items:center;gap:10px;padding:14px;border-radius:20px;background:var(--soft);text-align:left}.nm-stat:nth-child(2){--c: #3b82f6;--soft: #e6f0ff}.nm-stat:nth-child(3){--c: #f97316;--soft: #fff0e6}.nm-stat:nth-child(4){--c: #8b5cf6;--soft: #f1ecff}.nm-stat>span{display:grid;width:40px;height:40px;flex-shrink:0;place-items:center;border-radius:13px;background:#fff;font-size:20px}.nm-stat small{display:block;color:var(--nm-muted);font-size:13px;font-weight:700}.nm-stat strong{display:block;color:var(--c);font-size:1.3rem;font-weight:800}.nm-reward{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:14px;padding:12px;border-radius:18px;background:linear-gradient(135deg,#fff6d9,#ffe9c7);color:#92400e;font-size:1.05rem;font-weight:800}.nm-message{margin-top:10px;color:var(--nm-muted);font-size:16px;line-height:1.6;text-align:center}.nm-actions{display:grid;gap:10px;margin-top:16px}@keyframes nm-bob{50%{transform:translateY(-4px)}}@keyframes nm-pulse{50%{transform:scale(1.06)}}@media (max-width: 370px){.nm-choices{gap:8px}.nm-choice{min-height:66px;font-size:1.7rem}.nm-tile{min-width:54px;min-height:54px}}@media (prefers-reduced-motion: reduce){.nm-tile.is-missing,.nm-pill.is-low{animation:none}}