:root{--bg: #0b0f14;--panel: #0f1319;--line: #1e2836;--ink: #dfe6ee;--dim: #8b9bb0;--accent: #7fd1e8;--warn: #f2c14e;--bad: #e8736b;--good: #8fd694;--black: #05080c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.65 -apple-system,BlinkMacSystemFont,Segoe UI,Helvetica Neue,Hiragino Sans,Noto Sans JP,sans-serif}main{max-width:980px;margin:0 auto;padding:32px 20px 80px}header h1{font-size:34px;margin:0 0 6px;letter-spacing:-.02em}header h1 span{color:var(--accent)}.sub{color:var(--dim);margin:0 0 24px;max-width:74ch}.sub strong{color:var(--ink);font-weight:600}h3{font-size:12px;text-transform:uppercase;letter-spacing:.09em;color:var(--dim);margin:0 0 10px;font-weight:600}#wrap{display:flex;gap:24px;align-items:flex-start;flex-wrap:wrap}.stage{flex:0 0 auto}.side{flex:1 1 240px;min-width:240px}.grid{position:relative;display:grid;gap:0;background:var(--line);border:2px solid var(--line);border-radius:6px;touch-action:none;user-select:none;-webkit-user-select:none}.cell{width:var(--cs);height:var(--cs);background:var(--panel);border:1px solid #161d27;position:relative;cursor:crosshair}.cell.black{background:var(--black);border-color:#0a0e13;cursor:default}.cell.black:after{content:"";position:absolute;top:22%;right:22%;bottom:22%;left:22%;border-radius:2px;background:#1a222c}.cell.owned{background:#16202b;cursor:pointer}.cell.ghost{background:#131c26}.cell.ghost:before{content:"";position:absolute;top:38%;right:38%;bottom:38%;left:38%;border-radius:50%;background:var(--accent);opacity:.5}.cell.drawing{background:#1d2b3a}.cell.bad{box-shadow:inset 0 0 0 2px var(--bad);z-index:2}#pieces{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1}.legend{display:flex;gap:18px;flex-wrap:wrap;margin:18px 0 6px;color:var(--dim);font-size:13px}.legend b{color:var(--ink);font-weight:600}.swatch{display:inline-block;width:13px;height:13px;border-radius:3px;margin-right:6px;vertical-align:-2px}.swatch.blk{background:var(--black);border:1px solid #223}.swatch.pc{background:linear-gradient(135deg,#4b8fd0 0,#4b8fd0 33%,#58ab72 33%,#58ab72 66%,#a774cf 66%)}.swatch.gh{background:var(--accent);opacity:.5}.swatch.cl{background:var(--bad)}.hud{margin:12px 0 4px;min-height:22px;font-variant-numeric:tabular-nums;color:var(--dim);font-size:14px}.hud .ok{color:var(--good)}.hud .no{color:var(--bad)}.controls{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin:14px 0 26px}label{color:var(--dim);font-size:13px}label.chk{display:inline-flex;gap:6px;align-items:center;cursor:pointer}select,button{background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:6px;padding:7px 11px;font:inherit;font-size:13px;cursor:pointer}button:hover,select:hover{border-color:#2d3d52}button:active{transform:translateY(1px)}.budget{border:1px solid var(--line);border-radius:8px;padding:12px 14px;background:var(--panel)}.budget .row{display:flex;justify-content:space-between;gap:12px;font-size:13px;padding:3px 0}.budget .row span:last-child{font-variant-numeric:tabular-nums;color:var(--ink)}.budget .row.bad span:last-child{color:var(--bad)}.budget .row.good span:last-child{color:var(--good)}.budget hr{border:0;border-top:1px solid var(--line);margin:9px 0}.comps{display:flex;flex-wrap:wrap;gap:5px;margin-top:4px}.comps i{font-style:normal;font-size:11px;padding:1px 6px;border-radius:4px;background:#16202b;color:var(--dim);font-variant-numeric:tabular-nums}.comps i.bad{background:#3a1f1f;color:var(--bad)}.asidenote{color:var(--dim);font-size:12.5px;margin:10px 0 0}.asidenote code{color:var(--ink)}.shapebar{display:flex;gap:6px;margin-top:6px}.shapebar div{flex:1;text-align:center;font-size:11px;color:var(--dim);background:#16202b;border-radius:4px;padding:3px 0;font-variant-numeric:tabular-nums}.notes{margin-top:46px;border-top:1px solid var(--line);padding-top:26px}.notes h2{font-size:19px;margin:34px 0 10px;letter-spacing:-.01em}.notes h2:first-child{margin-top:0}.notes p{color:#c3ceda;max-width:76ch}.notes strong{color:#fff}.notes em{color:var(--accent);font-style:normal}.notes code{background:#131a23;padding:1px 5px;border-radius:4px;font-size:13px}.notes a{color:var(--accent)}.notes .fine{color:var(--dim);font-size:12.5px}.notes .thm{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#131a23;border-left:3px solid var(--accent);padding:9px 14px;border-radius:0 6px 6px 0;display:inline-block}table{border-collapse:collapse;margin:12px 0 4px;font-size:13px;font-variant-numeric:tabular-nums}th,td{border:1px solid var(--line);padding:5px 10px;text-align:right}th{color:var(--dim);font-weight:600;background:#0e141b}td:first-child,th:first-child{text-align:left}footer{margin-top:40px;border-top:1px solid var(--line);padding-top:20px;color:var(--dim);font-size:13px}footer p{max-width:76ch}@media (max-width: 720px){main{padding:20px 12px 60px}#wrap{gap:16px}}