*{box-sizing:border-box}body{color:#e8e6e1;background:#161512;margin:0;font-family:system-ui,Arial,sans-serif}button{font:inherit;cursor:pointer;color:inherit;border-radius:var(--radius);background:#2b2926;border:1px solid #3d3a36;padding:9px 14px;transition:transform .15s,background .15s}button:hover{background:#38352f;transform:translateY(-1px)}button:disabled{opacity:.5}.top{background:#1f1d1a;border-bottom:1px solid #333;flex-wrap:wrap;align-items:center;gap:12px;padding:12px 4%;display:flex}.logo{cursor:pointer;color:var(--accent);font-size:20px}nav{flex-wrap:wrap;flex:1;gap:4px;display:flex}nav button{background:0 0;border:0}nav .on,.chips .on{background:var(--accent);color:#10150a;font-weight:700}.tools{gap:8px;display:flex}select,input,textarea{font:inherit;color:inherit;background:#262421;border:1px solid #3d3a36;border-radius:8px;width:100%;padding:9px}.tools select{width:auto}main{max-width:1100px;margin:auto;padding:28px 4%}.hero{grid-template-columns:1fr 1fr;align-items:center;gap:40px;padding:30px 0;display:grid}.hero img{border-radius:var(--radius);aspect-ratio:4/3;object-fit:cover;width:100%;animation:.8s rise}h1{white-space:pre-line;margin:.3em 0;font-size:clamp(38px,6vw,68px);line-height:1.05}.eyebrow{color:var(--accent);letter-spacing:2px;font-size:12px;font-weight:700}.muted,p{color:#a3a099;line-height:1.6}.cta{background:var(--accent);color:#10150a;border:0;font-weight:700}.cta:hover{background:#9bd05f}.big{padding:16px 34px;font-size:20px;animation:2.4s infinite pulse}.ghost{background:0 0}.cards{grid-template-columns:repeat(4,1fr);gap:16px;margin:30px 0;display:grid}article{border-radius:var(--radius);cursor:pointer;background:#262421;padding:20px;transition:transform .2s}article:hover{transform:translateY(-4px)}article h3{margin:0 0 6px}.panel{border-radius:var(--radius);background:#211f1c;border:1px solid #333;margin:20px 0;padding:22px}.panel h2,.panel h3{margin:.4em 0}.setup{max-width:560px;margin:20px auto}.chips{flex-wrap:wrap;gap:8px;margin:8px 0;display:flex}.chips button{text-align:center;min-width:80px;display:grid}.chips small{opacity:.7;font-weight:400}.tabs{margin-top:0}.game{grid-template-columns:auto minmax(0,560px) 1fr;align-items:start;gap:16px;display:grid}.bcol{grid-column:2;gap:8px;display:grid}.side{grid-column:3;margin:0}.evalbar{background:#f0f0f0;border-radius:6px;grid-column:1;align-self:center;width:26px;height:min(560px,90vw);position:relative;overflow:hidden}.evalbar div{background:#333;transition:height .4s}.evalbar span{text-align:center;color:#222;width:100%;font-size:9px;position:absolute;bottom:2px}.board{aspect-ratio:1;-webkit-user-select:none;user-select:none;border-radius:6px;grid-template-columns:repeat(8,1fr);width:100%;display:grid;position:relative;overflow:hidden}.sq{cursor:pointer;place-items:center;display:grid;position:relative;container-type:size}.pc{z-index:2;font-size:70cqw;line-height:1;animation:.18s pop}.pc.w{color:#fff;text-shadow:0 0 2px #000,0 0 2px #000,0 1px 3px #000}.pc.b{color:#111;text-shadow:0 0 1px #fff}.hl{background:#ffe60059;position:absolute;inset:0}.chk{background:radial-gradient(#f33,#0000 70%);position:absolute;inset:0}.hint{background:#50a0ff80;position:absolute;inset:0}.dot{z-index:3;background:#00000040;border-radius:50%;width:30%;height:30%;position:absolute}.ring{z-index:3;border:5px solid #00000047;border-radius:50%;position:absolute;inset:6%}.co{z-index:1;font-size:11px;position:absolute}.co.r{top:2px;left:3px}.co.f{bottom:1px;right:3px}.arrows{pointer-events:none;z-index:4;position:absolute;inset:0}.promo{z-index:9;background:#fff;border-radius:10px;justify-content:space-around;display:flex;position:absolute;inset:35% 20%}.promo button{color:#222;background:0 0;border:0;font-size:44px}.clock{border-radius:var(--radius);background:#262421;justify-content:space-between;padding:10px 14px;display:flex}.clock b{font-variant-numeric:tabular-nums;font-size:22px}.clock.act{background:#3a4a26}.moves{grid-template-columns:repeat(2,1fr);gap:2px;max-height:220px;margin:0;padding:0;list-style:none;display:grid;overflow:auto}.moves li{display:contents}.moves span{color:#888}.moves li b{padding:2px 6px}.bl{color:#ff6b6b;font-size:12px}.row{flex-wrap:wrap;gap:8px;margin-top:8px;display:flex}.result{color:var(--accent);font-weight:700}.stat{border-bottom:1px solid #333;justify-content:space-between;padding:6px 0;display:flex}.stats{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.stats div{border-radius:var(--radius);text-align:center;background:#2a2825;padding:14px}.stats b{font-size:26px;display:block}.chart{background:#1a1917;border-radius:8px;width:100%}.op{padding:0;list-style:none}.op li{border-bottom:1px solid #333;justify-content:space-between;padding:8px 0;display:flex}.lb{padding-left:20px}.lb li{border-bottom:1px solid #333;padding:8px}.lb span{float:right;color:var(--accent)}.lesson button{text-align:left;gap:10px;width:100%;margin:4px 0;display:flex}.lesson span{color:var(--accent)}form{gap:12px;max-width:480px;display:grid}label{gap:6px;font-size:14px;display:grid}footer{text-align:center;color:#777;padding:30px}@keyframes pop{0%{transform:scale(.8)}to{transform:scale(1)}}@keyframes rise{0%{opacity:0;transform:translateY(20px)}}@keyframes pulse{50%{box-shadow:0 0 0 10px #81b64c26}}@media (width<=800px){.hero{grid-template-columns:1fr}.cards{grid-template-columns:1fr 1fr}.game{grid-template-columns:1fr}.bcol,.side,.evalbar{grid-column:1}.evalbar{width:100%;height:22px}.evalbar div{width:var(--w);height:100%!important}.stats{grid-template-columns:1fr 1fr}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}