:root{--bg:#0f172a;--card:#1e293b;--violet:#7c3aed;--violet-dark:#5b21b6;--violet-hover:#6d28d9;--yellow:#fde047;--text:#f8fafc;--text-muted:#94a3b8;--success:#2dd4bf;--error:#fb7185;--border:#334155;--radius-sm:8px;--radius-md:12px;--radius-lg:16px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{background-color:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;min-height:100vh;font-family:Nunito,sans-serif}button{cursor:pointer;border:none;outline:none;font-family:Nunito,sans-serif}input{font-family:Nunito,sans-serif}.btn-primary{background:var(--violet);color:var(--text);letter-spacing:.05em;text-transform:uppercase;border-radius:var(--radius-md);border-bottom:4px solid var(--violet-dark);-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;gap:.5rem;padding:.875rem 2.5rem;font-size:1.125rem;font-weight:800;transition:background .15s,transform .1s;display:inline-flex}.btn-primary:hover{background:var(--violet-hover)}.btn-primary:active{border-bottom-width:2px;transform:translateY(2px)}.splash{flex-direction:column;justify-content:center;align-items:center;gap:1.75rem;min-height:100vh;padding:2rem;display:flex}.splash-logo{object-fit:contain;filter:drop-shadow(0 0 24px #7c3aed80);width:110px;height:110px}.splash-title{color:var(--yellow);letter-spacing:-1px;text-shadow:0 0 32px #fde04766;font-size:3.5rem;font-weight:900;line-height:1}.splash-hint{color:var(--text-muted);font-size:1rem;font-weight:600}.lang-grid{flex-wrap:wrap;justify-content:center;gap:1rem;display:flex}.lang-btn{background:var(--card);border:2px solid var(--border);border-radius:var(--radius-lg);color:var(--text);-webkit-user-select:none;user-select:none;flex-direction:column;align-items:center;gap:.5rem;padding:1rem 1.75rem;transition:border-color .2s,background .2s,box-shadow .2s,transform .1s;display:flex}.lang-btn:hover{border-color:var(--violet);transform:translateY(-2px)}.lang-btn.active{border-color:var(--violet);background:#7c3aed26;box-shadow:0 0 20px #7c3aed59}.lang-flag{font-size:2.25rem;line-height:1}.lang-label{color:var(--text-muted);font-size:.875rem;font-weight:700}.lang-btn.active .lang-label{color:var(--text)}.header{background:var(--card);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:.75rem 1.25rem;display:flex}.header-brand{align-items:center;gap:.625rem;display:flex}.header-logo{object-fit:contain;width:34px;height:34px}.header-name{color:var(--yellow);letter-spacing:-.5px;font-size:1.25rem;font-weight:900}.header-actions{gap:.5rem;display:flex}.btn-icon{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius-sm);width:38px;height:38px;color:var(--text-muted);justify-content:center;align-items:center;font-size:1.125rem;transition:border-color .15s,color .15s;display:flex}.btn-icon:hover{border-color:var(--violet);color:var(--text)}.btn-icon--danger:hover{border-color:var(--error);color:var(--error)}.card-wrapper{flex-direction:column;align-items:center;gap:1.5rem;width:100%;max-width:380px;display:flex}.card-scene{perspective:1000px;width:100%}.card-scene--tappable{cursor:pointer}.card-scene--tappable:hover .card-face--front{border-color:var(--violet);box-shadow:0 0 32px #7c3aed4d}.card-inner{width:100%;height:220px;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.4,0,.2,1);position:relative}.card-inner--flipped{transform:rotateY(180deg)}.card-face{border-radius:var(--radius-lg);backface-visibility:hidden;background:var(--card);flex-direction:column;justify-content:center;align-items:center;gap:.75rem;padding:2rem;display:flex;position:absolute;inset:0}.card-face--front{border:2px solid var(--border);transition:border-color .2s,box-shadow .2s;box-shadow:0 0 24px #7c3aed1f}.card-face--back{border:2px solid var(--violet);transform:rotateY(180deg);box-shadow:0 0 32px #7c3aed40}.card-question{color:var(--text);text-align:center;font-size:3.75rem;font-weight:900;line-height:1}.card-hint{color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;font-weight:600}.card-answer{color:var(--yellow);text-align:center;text-shadow:0 0 24px #fde04766;font-size:4rem;font-weight:900;line-height:1}.btn-next{opacity:0;pointer-events:none;width:100%;transition:opacity .25s,transform .25s;transform:translateY(8px)}.btn-next--visible{opacity:1;pointer-events:auto;transform:translateY(0)}.stats-bar{background:var(--card);border-top:1px solid var(--border);flex-shrink:0;align-items:stretch;display:flex}.stats-cell{flex-direction:column;flex:1;justify-content:center;align-items:center;gap:.1rem;padding:.5rem .25rem;display:flex}.stats-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.07em;white-space:nowrap;font-size:.6rem;font-weight:700}.stats-value{color:var(--text);font-size:1rem;font-weight:800;line-height:1}.stats-value--violet{color:var(--violet)}.stats-value--yellow{color:var(--yellow)}.stats-sep{color:var(--text-muted);font-size:.75rem;font-weight:600}.stats-divider{background:var(--border);flex-shrink:0;width:1px;margin:.4rem 0}.game-page{flex-direction:column;height:100dvh;display:flex;overflow:hidden}.game-main{flex-direction:column;flex:1;justify-content:center;align-items:center;gap:1rem;padding:1.5rem;display:flex;overflow:hidden}.think-prompt{color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;text-align:center;font-size:.85rem;font-weight:700}.stats-page{background:radial-gradient(ellipse at 50% 0%, #7c3aed33 0%, transparent 60%), var(--bg);justify-content:center;align-items:center;height:100dvh;padding:2rem;display:flex}.stats-content{flex-direction:column;align-items:center;gap:1.25rem;width:100%;max-width:380px;animation:.5s both fade-up;display:flex}@keyframes fade-up{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.zap-icon{filter:drop-shadow(0 0 16px #fde04799);font-size:4rem;line-height:1;animation:.6s cubic-bezier(.34,1.56,.64,1) both zap-bounce}@keyframes zap-bounce{0%{opacity:0;transform:scale(0)rotate(-15deg)}to{opacity:1;transform:scale(1)rotate(0)}}.stats-title{color:var(--yellow);text-align:center;font-size:2.25rem;font-weight:900;line-height:1.1;animation:2s ease-in-out infinite glow-pulse}@keyframes glow-pulse{0%,to{text-shadow:0 0 20px #fde04759}50%{text-shadow:0 0 40px #fde047bf,0 0 80px #fde0474d}}.stats-msg{color:var(--text);text-align:center;font-size:1.1rem;font-weight:700}.stats-grid{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;animation:.5s .15s both fade-up;overflow:hidden}.stats-row{justify-content:space-between;align-items:center;padding:.875rem 1.25rem;display:flex}.stats-row+.stats-row{border-top:1px solid var(--border)}.stats-row-label{color:var(--text-muted);font-size:.9rem;font-weight:600}.stats-row-value{color:var(--text);font-size:1.5rem;font-weight:900}.stats-row-value--violet{color:var(--violet)}.stats-row-value--yellow{color:var(--yellow)}.btn-next-round{width:100%;padding:1rem;font-size:1.1rem;animation:.5s .25s both fade-up}.btn-home{color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:none;padding:.25rem .75rem;font-size:1.5rem;transition:color .15s}.btn-home:hover{color:var(--text)}