*{box-sizing:border-box}:root{--fundo:#14121f;--painel:#1f1c30;--celula:#2a2640;--texto:#f3f1ff;--suave:#a9a3c9;--ouro:#f5c542;--erro:#ff3b3b}html,body{background:radial-gradient(circle at top, #251f3d, var(--fundo) 60%);color:var(--texto);min-height:100%;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{flex-direction:column;gap:14px;max-width:560px;margin:0 auto;padding:16px 12px 32px;display:flex}.topo{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;display:flex}.titulo{margin:0;font-size:1.6rem}.arco{background:linear-gradient(90deg,#f04242,#f0f042,#42f07c,#4299f0,#b642f0);color:#0000;-webkit-background-clip:text;background-clip:text}.seletor{color:var(--suave);align-items:center;gap:6px;font-size:.9rem;display:flex}select,button,input{font:inherit;color:var(--texto);background:var(--painel);border:1px solid #3c3660;border-radius:8px;padding:8px 12px}button{cursor:pointer;touch-action:manipulation}button:hover:not(:disabled){background:#2d2848}button:disabled{opacity:.5;cursor:default}.painel{grid-template-columns:repeat(4,1fr);gap:8px;display:grid}.stat{background:var(--painel);text-align:center;border-radius:10px;flex-direction:column;padding:8px;display:flex}.rotulo{color:var(--suave);text-transform:uppercase;letter-spacing:.05em;font-size:.72rem}.valor{font-variant-numeric:tabular-nums;font-size:1.2rem;font-weight:700}.tabuleiro-wrap{justify-content:center;display:flex}.tabuleiro{--n:5;aspect-ratio:1;grid-template-columns:repeat(var(--n), 1fr);grid-template-rows:repeat(var(--n), 1fr);background:var(--painel);-webkit-user-select:none;user-select:none;border-radius:12px;gap:5px;width:min(100%,520px);padding:5px;display:grid;position:relative}.trilha{pointer-events:none;z-index:2;width:100%;height:100%;position:absolute;inset:0}.trilha line{stroke-width:5px;stroke-linecap:round;opacity:.85}.celula{z-index:1;background:var(--celula);color:#16131f;border:2px solid #0000;border-radius:8px;justify-content:center;align-items:center;padding:0;font-size:clamp(.9rem,4.2vw,1.5rem);font-weight:500;transition:background-color .2s,transform .15s;display:flex;position:relative}.celula.vazia{color:var(--suave)}.celula.pista{border-color:var(--ouro);cursor:default;font-weight:800;box-shadow:inset 0 0 0 1px #f5c54280}.celula.selecionada{outline-offset:1px;outline:3px solid #fff}.celula.conflito{border-color:var(--erro);animation:.8s ease-in-out infinite pisca}@keyframes pisca{0%,to{border-color:var(--erro);box-shadow:0 0 #ff3b3b00}50%{border-color:#ffd0d0;box-shadow:0 0 0 4px #ff3b3b99}}.celula.acesa{z-index:3;animation:.6s ease-out forwards brilho}@keyframes brilho{0%{filter:brightness();transform:scale(1)}40%{filter:brightness(1.6);box-shadow:0 0 18px 6px var(--cor,#fff);transform:scale(1.15)}to{filter:brightness(1.15);box-shadow:0 0 10px 2px var(--cor,#fff);transform:scale(1)}}.entrada,.acoes{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.entrada input{width:90px}.acoes button{flex:110px}.ajuda{color:var(--suave);text-align:center;margin:0;font-size:.85rem}.semente{color:#6f6992;text-align:center;margin:0;font-size:.75rem}.modal{z-index:10;background:#080610b3;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal[hidden]{display:none}.modal-caixa{background:var(--painel);text-align:center;background-image:linear-gradient(var(--painel), var(--painel)), linear-gradient(90deg, #f04242, #d3f042, #42f07c, #4299f0, #b642f0);background-origin:border-box;background-clip:padding-box,border-box;border:2px solid #0000;border-radius:16px;min-width:260px;padding:24px 28px}.modal-caixa h2{margin-top:0}.novo-recorde{color:var(--ouro);font-weight:700}@media (width<=420px){.painel{gap:5px}.valor{font-size:1rem}.tabuleiro{gap:3px;padding:3px}}