:root,:root[data-theme=dark]{--bg: #0b0f1a;--bg2: #141a2b;--card: #1b2336;--card2: #232c44;--text: #eef1f8;--muted: #9aa3bd;--primary: #6c5ce7;--primary2: #8b7bff;--good: #2ecc71;--bad: #e74c3c;--gold: #ffd166;--line: #2a334d;color-scheme:dark}:root[data-theme=light]{--bg: #f3f5fb;--bg2: #ffffff;--card: #ffffff;--card2: #eef1f8;--text: #161b27;--muted: #5b647a;--primary: #6c5ce7;--primary2: #5a4bd4;--good: #16a34a;--bad: #dc2626;--gold: #b8860b;--line: #e3e8f1;color-scheme:light}body,.card,.choice,.topbar,.bottomnav,.stat,.powerbtn{transition:background-color .2s ease,color .2s ease,border-color .2s ease}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overscroll-behavior:none}button{font-family:inherit;cursor:pointer;border:none}a{color:var(--primary2)}.app{max-width:520px;margin:0 auto;height:100dvh;display:flex;flex-direction:column;position:relative;background:var(--bg)}body.admin-host .app{max-width:1000px}body.admin-host .content{padding-bottom:24px}body.admin-host .stat-grid{grid-template-columns:repeat(4,1fr)}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;gap:8px}.topbar .brand{font-weight:800;font-size:18px;letter-spacing:.3px}.topbar .brand span{color:var(--primary2)}.chips{display:flex;gap:8px;align-items:center}.chip{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:6px 10px;font-size:13px;font-weight:700;display:flex;gap:6px;align-items:center}.chip.gold{color:var(--gold)}.langtoggle button{background:var(--card);color:var(--muted);border:1px solid var(--line);border-radius:8px;padding:5px 8px;font-weight:700;font-size:12px}.langtoggle button.active{background:var(--primary);color:#fff;border-color:var(--primary)}.lang-select{background:var(--card);color:var(--text);border:1px 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var(--line);color:var(--text);border-radius:10px;padding:12px;font-size:15px}.error{color:var(--bad);font-size:13px;font-weight:700}.feed{height:100%;position:relative;overflow:hidden}.qcard{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;padding:18px;transition:transform .28s ease,opacity .28s ease}.qcard .topic{color:var(--muted);font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.5px}.qcard .prompt{font-size:24px;font-weight:800;line-height:1.25;margin:14px 0 18px;flex:0 0 auto}.choices{display:flex;flex-direction:column;gap:12px;margin-top:auto}.choice{background:var(--card);border:2px solid var(--line);color:var(--text);border-radius:14px;padding:16px;font-size:16px;font-weight:700;text-align:left;transition:all .15s}.choice:active{transform:scale(.99)}.choice.correct{border-color:var(--good);background:#2ecc7126}.choice.wrong{border-color:var(--bad);background:#e74c3c26}.choice.hidden{opacity:.25;pointer-events:none}.choice 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var(--line);color:var(--text);border-radius:10px;padding:12px;font-size:15px}.shop-ico{font-size:24px;width:44px;height:44px;display:grid;place-items:center;background:var(--card2);border-radius:12px}.shop-ico.frame-gold{box-shadow:0 0 0 2px var(--gold) inset}.shop-ico.frame-neon{box-shadow:0 0 0 2px #00e5ff inset,0 0 8px #00e5ff}.powerbtn.armed{background:var(--primary);color:#fff;border-color:var(--primary)}.badge-grid{display:flex;flex-wrap:wrap;gap:8px}.badge-chip{display:flex;align-items:center;gap:6px;padding:8px 10px;border-radius:10px;background:var(--card);border:1px solid var(--line);font-size:13px;font-weight:700}.badge-chip .b-ico{font-size:18px}.badge-chip.tier-bronze{border-color:#cd7f32}.badge-chip.tier-silver{border-color:#9aa3bd}.badge-chip.tier-gold{border-color:var(--gold)}.badge-chip.tier-platinum{border-color:#67e8f9}.badge-toast{margin:8px 0;background:#ffd16626;border:1px solid var(--gold);color:var(--gold);border-radius:10px;padding:8px 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spin{to{transform:rotate(360deg)}}.wheel-card{display:flex;flex-direction:column;align-items:center;gap:10px}.wheel-wrap{position:relative;width:220px;height:220px}.wheel{width:220px;height:220px;border-radius:50%;border:6px solid var(--card2);box-shadow:0 6px 24px #00000040;transition:transform 3.6s cubic-bezier(.16,.84,.3,1)}.wheel-ico{position:absolute;top:50%;left:50%;width:24px;height:24px;margin:-12px 0 0 -12px;display:grid;place-items:center;font-size:20px;pointer-events:none}.wheel-pointer{position:absolute;top:-4px;left:50%;transform:translate(-50%);width:0;height:0;z-index:3;border-left:11px solid transparent;border-right:11px solid transparent;border-top:18px solid var(--text);filter:drop-shadow(0 1px 1px rgba(0,0,0,.4))}.wheel-spin{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:72px;height:72px;border-radius:50%;z-index:2;background:var(--primary);color:#fff;border:4px solid var(--bg2);font-weight:900;font-size:14px;letter-spacing:.5px;cursor:pointer;box-shadow:0 4px 12px #0000004d}.wheel-spin:disabled{opacity:.7;cursor:default}.wheel-status{text-align:center;font-weight:800;font-size:14px}.wheel-status .ok{color:var(--primary2, #22c55e)}.cat.locked{opacity:.55}