:root{--bg: #111827;--surface: #1f2937;--surface-alt: #374151;--text: #f9fafb;--text-muted: #9ca3af;--accent: #FF7A45;--accent-hover: #ff8a5a;--accent-2: #2D6A4F;--border: rgba(255,255,255,.1);--correct: #22c55e;--correct-soft: #f0fdf4;--wrong: #ef4444;--wrong-soft: #fef2f2;--forest-soft: #d1fae5;--danger-soft: #fee2e2;--radius-sm: 8px;--radius-md: 16px;--radius-pill: 999px;--shadow-card: 0 2px 4px rgba(0,0,0,.3), 0 12px 32px rgba(0,0,0,.4);--shadow-soft: 0 4px 16px rgba(0,0,0,.25);--font-display: "Fredoka", "Nunito", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;--font-body: system-ui, -apple-system, Segoe UI, Roboto, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;overflow:hidden;background:var(--bg)}body{font-family:var(--font-body);color:var(--text);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;overscroll-behavior:none;touch-action:manipulation}button{font-family:inherit;cursor:pointer}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);border:0}.app{position:fixed;inset:0;display:flex;align-items:stretch;justify-content:stretch;padding:env(safe-area-inset-top,0) env(safe-area-inset-right,0) env(safe-area-inset-bottom,0) env(safe-area-inset-left,0)}.scene-root{position:relative;flex:1;display:flex;flex-direction:column;overflow-y:auto;overscroll-behavior:contain;padding:clamp(16px,4vw,32px)}.overlay{position:fixed;inset:0;z-index:10;display:flex;align-items:center;justify-content:center;padding:clamp(16px,4vw,32px);background:#000000a6;animation:overlay-in .22s ease-out;overflow-y:auto;overscroll-behavior:contain}@keyframes overlay-in{0%{opacity:0}to{opacity:1}}.panel{background:var(--surface);color:var(--text);border-radius:var(--radius-md);padding:clamp(20px,5vw,36px);box-shadow:var(--shadow-card);max-width:480px;width:100%;text-align:center;animation:panel-in .3s cubic-bezier(.2,.8,.2,1)}@keyframes panel-in{0%{opacity:0;transform:translateY(10px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.btn-primary{display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:#fff;border:none;font-family:var(--font-display);font-weight:500;font-size:1.1rem;padding:14px 28px;min-height:52px;min-width:140px;border-radius:var(--radius-pill);box-shadow:0 4px 14px #ff7a4559;transition:transform .12s ease,box-shadow .12s ease,background .12s ease}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:active{transform:translateY(1px)}.btn-primary:focus-visible{outline:3px solid #fff;outline-offset:3px}.btn-secondary{background:transparent;color:var(--text-muted);border:none;font-family:var(--font-body);font-size:.95rem;padding:10px 14px;margin-top:6px;text-decoration:underline;text-underline-offset:3px;min-height:48px}.btn-secondary:hover{color:var(--text)}.btn-secondary:focus-visible{outline:2px solid var(--text);outline-offset:2px;border-radius:var(--radius-sm)}.pack-select-wrapper{display:flex;flex-direction:column;gap:20px;max-width:640px;margin:0 auto;width:100%}.pack-select-header{display:flex;align-items:center;gap:16px}.pack-select-mascot{flex-shrink:0}.pack-select-title{font-family:var(--font-display);font-size:clamp(1.5rem,5vw,2rem);margin:0 0 4px;color:var(--text)}.pack-select-subtitle{margin:0;color:var(--text-muted);font-size:clamp(.9rem,2.2vw,1rem);line-height:1.5}.pack-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.pack-item{display:flex;flex-direction:column}.pack-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px 20px;text-align:left;transition:background .15s ease,transform .12s ease;width:100%;color:var(--text);border-left:4px solid var(--pack-color, var(--accent))}.pack-card:hover:not(.pack-card--locked){background:var(--surface-alt);transform:translateY(-1px)}.pack-card:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.pack-card--locked{opacity:.6;cursor:default;border-left-color:var(--text-muted)}.pack-card-inner{display:flex;align-items:center;justify-content:space-between;gap:12px}.pack-card-left{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.pack-lock{font-size:1.2rem}.pack-card-title{font-family:var(--font-display);font-size:1.1rem;font-weight:500}.pack-card-stars{font-size:.9rem;color:var(--accent)}.pack-card-locked-label{font-size:.85rem;color:var(--text-muted)}.pack-card-chevron{font-size:1.5rem;color:var(--text-muted);flex-shrink:0;line-height:1;transition:transform .15s ease}.story-list{list-style:none;margin:4px 0 0;padding:0;display:flex;flex-direction:column;gap:4px;animation:panel-in .2s ease-out}.story-btn{background:var(--surface-alt);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 16px;width:100%;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--text);font-size:1rem;min-height:52px;transition:background .12s ease,transform .1s ease}.story-btn:hover{background:#4b5563;transform:translate(2px)}.story-btn:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.story-btn-title{font-family:var(--font-display);font-size:1rem}.story-btn-stars{display:flex;gap:2px;flex-shrink:0}.star-inline{font-size:1.1rem;color:var(--text-muted)}.star-inline--filled{color:var(--accent)}.arrange-wrapper{display:flex;flex-direction:column;gap:16px;max-width:640px;margin:0 auto;width:100%}.arrange-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex-wrap:wrap}.arrange-title{font-family:var(--font-display);font-size:clamp(1.25rem,4vw,1.6rem);margin:0;color:var(--text)}.arrange-hud{display:flex;align-items:center;gap:6px;font-size:.9rem;color:var(--text-muted);min-width:110px;text-align:right;justify-content:flex-end}.arrange-hint{margin:0;font-size:.95rem;color:var(--text-muted);line-height:1.5}.panels-grid{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.panels-grid li{display:block}.panel-card{background:var(--surface);border:2px solid transparent;border-radius:var(--radius-md);padding:12px 16px;min-height:80px;box-shadow:var(--shadow-soft);width:100%;text-align:left;display:flex;align-items:flex-start;gap:12px;color:var(--text);transition:border-color .15s ease,background .15s ease,transform .12s ease;cursor:pointer}.panel-card:hover:not(:disabled){background:var(--surface-alt);transform:translateY(-1px)}.panel-card:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.panel-card--selected{outline:2px solid var(--accent);outline-offset:2px;background:var(--surface-alt)}.panel-card--correct{border-color:var(--correct);background:#22c55e1a}.panel-card--wrong{border-color:var(--wrong);background:#ef44441a}.panel-emoji{font-size:1.8rem;line-height:1;flex-shrink:0;margin-top:2px}.panel-text{font-size:clamp(.95rem,2.4vw,1.05rem);line-height:1.5;flex:1}.panel-indicator{font-size:1.3rem;flex-shrink:0;align-self:center;font-weight:700}.panel-card--correct .panel-indicator{color:var(--correct)}.panel-card--wrong .panel-indicator{color:var(--wrong)}.hud-dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--text-muted);opacity:.4}.hud-dot--correct{background:var(--correct);opacity:1}.arrange-actions{display:flex;justify-content:center;padding-top:4px}.question-wrapper{display:flex;flex-direction:column;gap:16px;max-width:560px;margin:0 auto;width:100%}.question-header{display:flex;flex-direction:column;gap:2px}.question-kicker{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin:0;font-weight:600}.question-title{font-family:var(--font-display);font-size:clamp(1.2rem,3.5vw,1.5rem);margin:0;color:var(--text)}.question-prompt{font-size:clamp(1rem,2.6vw,1.15rem);line-height:1.55;color:var(--text);margin:0;background:var(--surface);border-radius:var(--radius-md);padding:14px 18px}.options{display:flex;flex-direction:column;gap:10px}.opt{background:var(--surface);border:2px solid var(--border);border-radius:var(--radius-md);padding:14px 18px;min-height:56px;color:var(--text);font-size:clamp(1rem,2.4vw,1.1rem);text-align:left;transition:background .12s ease,border-color .12s ease,transform .1s ease}.opt:hover:not(:disabled){background:var(--surface-alt);border-color:var(--accent);transform:translate(3px)}.opt:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.opt:disabled{cursor:default}.opt.is-correct{background:#22c55e26;border-color:var(--correct);color:#86efac}.opt.is-wrong{background:#ef444426;border-color:var(--wrong);color:#fca5a5}.opt.is-faded{opacity:.45}.feedback{padding:12px 16px;border-radius:var(--radius-sm);font-size:.95rem;line-height:1.5;animation:panel-in .2s ease-out}.feedback-correct{background:#22c55e1f;color:#86efac;border:1px solid rgba(34,197,94,.3)}.feedback-wrong{background:#ef44441f;color:#fca5a5;border:1px solid rgba(239,68,68,.3)}.question-actions{display:flex;justify-content:center}.result-panel{display:flex;flex-direction:column;align-items:center;gap:12px}.result-bento{margin-bottom:4px}.result-stars{display:flex;gap:6px;align-items:center;justify-content:center}.star{flex-shrink:0}.star--filled polygon{fill:var(--accent);stroke:var(--accent)}.star--empty polygon{fill:none;stroke:var(--text-muted)}.result-new-best{margin:0;font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--accent)}.result-title{font-family:var(--font-display);font-size:clamp(1.2rem,3.5vw,1.5rem);margin:0;color:var(--text)}.result-message{font-family:var(--font-display);font-size:clamp(1.4rem,4vw,1.8rem);margin:0;color:var(--text)}.result-sub{margin:0;font-size:.95rem;color:var(--text-muted);line-height:1.55;max-width:340px}.result-actions{display:flex;flex-direction:column;align-items:center;gap:4px;margin-top:8px;width:100%}@media (prefers-reduced-motion: reduce){.overlay,.panel,.story-list,.feedback{animation:none!important}.pack-card,.story-btn,.panel-card,.opt,.btn-primary,.pack-card-chevron{transition:none!important}}