*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;background:radial-gradient(ellipse at 15% 0%,hsl(var(--hue) 35% 21%),#0b101b 65%);color:#f4f4ee;font:16px system-ui,sans-serif;min-height:100vh}main{width:min(100%,440px);margin:auto;padding:16px}header{display:flex;gap:10px;align-items:center}header span{border:1px solid #ffffff40;border-radius:14px;padding:12px;color:var(--accent);font-weight:800}h1{font-size:28px;line-height:1.05;margin:8px 0;letter-spacing:-1px}.subtitle{font:11px monospace;letter-spacing:2px;text-transform:uppercase;color:var(--accent)}p{line-height:1.45;font-size:14px}.panel{border:1px solid #ffffff30;background:#111b29d9;border-radius:20px;padding:12px;margin-top:12px}.metrics{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}.metrics span{padding:6px 9px;background:#ffffff0d;border-radius:8px;font-size:12px}.board{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:4px}.cell{min-width:0;min-height:44px;aspect-ratio:1;border:1px solid #ffffff20;background:#182839;color:#d9e4f1;border-radius:10px;font-size:19px;padding:0;position:relative;touch-action:manipulation}.cell.v1{background:hsl(var(--hue) 55% 38%)}.cell.v2{background:#89496f}.cell.v3{background:#796023}.cell.v4{background:#424b5e}.cell.v5{background:#536e34}.cell.selected{outline:3px solid #fff;outline-offset:-4px}.cell.cursor{box-shadow:inset 0 -5px var(--accent)}.cell.target{border:2px dashed var(--accent)}.controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:12px}button{font:inherit;cursor:pointer}button:focus-visible{outline:3px solid #fff;outline-offset:2px}.controls button,#reset{min-height:48px;padding:9px;border:1px solid #ffffff40;border-radius:12px;background:#25384d;color:#fff;touch-action:manipulation;font-size:14px}.controls button:last-child:nth-child(odd){grid-column:1/-1}#reset{width:100%;margin-top:10px;background:var(--accent);color:#08131e;font-weight:800}#status{font-weight:700;min-height:26px;color:var(--accent);margin:8px 0}#notice{font-size:12px;min-height:18px;color:#b5c6d9;margin:5px 0}footer{font-size:11px;color:#a2b4c7;line-height:1.5;margin:14px 0}details{font-size:13px;margin-top:12px}summary{min-height:44px;padding:12px 0;cursor:pointer}.cell small{position:absolute;bottom:2px;right:3px;font-size:9px;opacity:.65}@media(max-width:340px){main{padding:10px}.panel{padding:8px}h1{font-size:25px}}@media(prefers-reduced-motion:no-preference){button{transition:background .12s,transform .12s}button:active{transform:scale(.96)}}.mini{display:grid;grid-template-columns:repeat(5,14px);gap:2px;margin:0 0 12px}.mini span{height:14px;background:#ffffff09;border-radius:2px}.mini .filled{background:var(--accent)}
.cell.v1{font-size:28px;color:#ffe6aa;background:#79502a}