:root{color-scheme:dark;--bg:#111b23;--surface:#192731;--border:#354750;--text:#eff4ee;--muted:#adbec5;--mint:#92dbc0;--coral:#efa19b;--sand:#e9c797;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{border:1px solid var(--border);background:#22343f;color:var(--text);border-radius:8px;min-height:44px;padding:10px 15px;cursor:pointer}button:hover:not(:disabled){background:#2c4650}button:disabled{opacity:.45;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--sand);outline-offset:3px}.primary{background:var(--mint);color:#132c25;border-color:var(--mint);font-weight:650}.primary:hover:not(:disabled){background:#b6eed6}.site-header{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:20px max(22px,calc((100vw - 1120px)/2));border-bottom:1px solid var(--border);font-size:12px;color:var(--muted)}.site-header a{color:var(--text);font-size:12px;font-weight:750;letter-spacing:.08em;text-decoration:none}main{max-width:1164px;margin:auto;padding:32px 22px 50px}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px}.eyebrow{color:var(--mint);font-size:11px;letter-spacing:.15em;font-weight:600;margin:0 0 10px}h1{font-family:Georgia,"Times New Roman",serif;font-weight:400;font-size:42px;line-height:1.08;letter-spacing:-.04em;margin:0}.page-heading p:last-child{font-size:14px;line-height:1.6;color:var(--muted);max-width:560px;margin:12px 0 0}.page-heading>button{flex-shrink:0;font-size:12px}.game-layout{display:grid;grid-template-columns:minmax(0,670px) minmax(260px,310px);gap:38px;align-items:start}.arena{min-width:0}.scoreboard{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.scoreboard>div{display:flex;align-items:center;gap:12px;font-size:13px}.scoreboard strong{font-size:26px;font-weight:600}.scoreboard small{font-size:13px;color:var(--muted);font-weight:400}.versus{font-size:10px;letter-spacing:.1em;color:var(--muted)}.stone-key{display:inline-block;width:18px;height:18px;border-radius:50%}.stone-key.yours{background:#c7eedc;border:1px solid #e0f5e8}.stone-key.theirs{background:#253344;border:2px solid var(--coral)}.turn-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 0;font-size:13px}.turn-row>span{font-size:11px;color:var(--muted)}.board-frame{position:relative;padding:20px 12px 12px 23px;background:#223b43;border-radius:12px;box-shadow:inset 0 0 0 1px #36525b}.goban{position:relative;width:100%;aspect-ratio:1}.grid-lines{position:absolute;width:100%;height:100%;inset:0;pointer-events:none;stroke:#6d9294;stroke-width:1.5;fill:#6d9294}.columns{position:absolute;top:5px;left:23px;right:12px;display:grid;grid-template-columns:repeat(9,1fr);text-align:center;font-size:10px;color:#c1d2cf}.rows{position:absolute;left:6px;top:20px;bottom:12px;display:grid;grid-template-rows:repeat(9,1fr);align-items:center;font-size:10px;color:#c1d2cf}.intersections{position:absolute;inset:0;display:grid;grid-template-columns:repeat(9,1fr);grid-template-rows:repeat(9,1fr)}.point{min-height:0;width:100%;height:100%;padding:0;border:0;background:none!important;border-radius:0;position:relative;touch-action:manipulation}.point:focus-visible{outline:2px solid var(--sand);outline-offset:-3px;border-radius:6px}.pebble{display:block;position:absolute;inset:11%;border-radius:50%;pointer-events:none}.point[data-stone="0"] .pebble{background:#c7eedc;border:1px solid #e9f9ef;box-shadow:0 3px 3px #0a1d2550,inset -3px -3px 0 #8cae9c50}.point[data-stone="1"] .pebble{background:#253344;border:2px solid var(--coral);box-shadow:0 3px 3px #0a1d2580,inset -3px -3px 0 #080f1640}.point.empty:hover .pebble{background:#a6cfbe33}.point.grouped .pebble{outline:2px solid var(--sand);outline-offset:2px}.point.liberty::after{content:"";position:absolute;inset:34%;border:2px solid var(--sand);border-radius:50%;background:#223b43;pointer-events:none}.point.last .pebble::after{content:"";position:absolute;width:15%;height:15%;border-radius:50%;background:#37655d;inset:42.5%}.point.last[data-stone="1"] .pebble::after{background:var(--coral)}.point.preview .pebble{background:#c7eedc88;border:2px dashed var(--sand)}.point.removing .pebble{opacity:.35;outline:2px dashed var(--sand);outline-offset:1px}.point.capture .pebble{outline:2px solid var(--sand);outline-offset:2px}.point.forecast .pebble{background:transparent;border:2px dashed var(--mint)}.point.forecast.foe .pebble{border-color:var(--coral)}.point .mark{position:absolute;inset:0;display:grid;place-items:center;color:var(--text);font-size:12px;font-weight:700;pointer-events:none;text-shadow:0 1px 3px #112028}.point.flash .pebble{animation:capture-flash .7s ease-out}.point.spotlight{background:#e9c79722!important;border-radius:50%}@keyframes capture-flash{from{background:#e9c797bb;transform:scale(.8)}to{background:transparent;transform:scale(1.2)}}.board-legend{display:flex;gap:12px;flex-wrap:wrap;align-items:center;font-size:10px;color:var(--muted);padding:12px 0}.board-legend>span{display:flex;align-items:center;gap:5px}.board-legend>span:last-child{margin-left:auto}.legend-ring{width:10px;height:10px;border:1px solid var(--sand);border-radius:50%}.legend-forecast{width:14px;height:14px;border:1px dashed var(--mint);border-radius:50%;font-style:normal;text-align:center;font-size:9px}.play-status{min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:15px;border-top:1px solid var(--border);padding:12px 0}.play-status p{font-size:13px;line-height:1.5;margin:0}.play-status>div{display:flex;gap:6px;flex-shrink:0}.play-status button{font-size:12px;padding:9px 12px}.board-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:5px 0 16px}.board-actions label{display:flex;align-items:center;gap:7px;min-height:44px;font-size:12px;color:var(--muted)}input{accent-color:var(--mint);width:17px;height:17px}.control-panel{display:grid;gap:24px}.control-panel h2{font-size:15px;margin:0;font-weight:650}.control-panel p{font-size:12px;line-height:1.6;color:var(--muted);margin:10px 0 0}.reserve>div:first-child,.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px}.reserve strong{font-size:15px;font-weight:500}.reserve-track{display:grid;grid-template-columns:repeat(6,1fr);gap:5px;margin:12px 0}.reserve-track i{display:block;height:6px;background:#2f414a;border-radius:2px}.reserve-track i.filled{background:var(--mint)}.section-title>span{font-size:12px;color:var(--muted)}#powerCards{display:grid;gap:9px;margin-top:12px}.power-card{display:flex;gap:14px;align-items:flex-start;text-align:left;width:100%;padding:14px;min-height:90px;border-color:var(--border);background:var(--surface);position:relative}.power-card.selected{border-color:var(--mint);background:#1c3634}.power-card.active{outline:2px solid var(--sand);outline-offset:2px}.power-card .type{font-size:12px;font-weight:750;letter-spacing:.03em;padding-top:2px;color:var(--mint)}.power-card .copy{flex:1;min-width:0}.power-card strong{display:block;font-size:14px;font-weight:600;margin-bottom:5px}.power-card .description{display:block;font-size:11px;line-height:1.5;color:var(--muted)}.power-card .cost{font-size:12px;color:var(--sand);white-space:nowrap}.power-card .selection{font-size:10px;display:block;color:var(--mint);margin-top:7px}.power-card.locked{opacity:.48}.subtle{font-size:11px!important}#enemyPowers{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}#enemyPowers button{font-size:11px;min-height:44px;padding:7px 11px;color:var(--coral)}.opponent{border-top:1px solid var(--border);padding-top:18px}.help,.history{border-top:1px solid var(--border);padding-top:16px}summary{cursor:pointer;font-size:13px;font-weight:550;min-height:28px;line-height:1.5}.history ol{padding-left:18px;margin-bottom:0}.history li{font-size:11px;line-height:1.7;color:var(--muted);margin-bottom:6px}.previous{font-size:11px;color:var(--muted);text-underline-offset:4px;line-height:1.6}.result{background:var(--surface);padding:24px;border-radius:10px;margin-top:14px}.result h2{font-family:Georgia,serif;font-weight:400;font-size:28px;margin:0}.result p:not(.eyebrow){font-size:13px;color:var(--muted);line-height:1.6}.result button{margin-top:6px}[hidden]{display:none!important}
@media(max-width:900px){main{max-width:690px;padding:24px 15px 40px}.game-layout{grid-template-columns:minmax(0,1fr);gap:20px}.page-heading{margin-bottom:20px}.page-heading h1{font-size:34px}.page-heading p:last-child{font-size:12px}.control-panel{grid-template-columns:1fr 1fr;gap:20px}.reserve,.powers{grid-column:1/-1}#powerCards{grid-template-columns:1fr 1fr}.reserve{max-width:none}.site-header{padding:17px 15px;font-size:10px}.site-header a{font-size:10px}.previous{grid-column:1/-1}.board-legend>span:last-child{margin-left:0}}
@media(max-width:520px){main{padding:20px 10px 35px}.page-heading h1{font-size:30px}.page-heading{gap:12px}.page-heading>button{font-size:11px;padding:8px 10px;max-width:94px}.site-header{padding:15px 10px}.site-header>span:last-child{display:none}.eyebrow{font-size:10px}.scoreboard{padding:12px 0}.scoreboard>div{gap:8px}.scoreboard strong{font-size:23px}.turn-row{font-size:12px;padding:14px 0}.turn-row>span{font-size:10px}.board-frame{padding:18px 8px 8px 19px;border-radius:9px}.columns{left:19px;right:8px;top:4px;font-size:9px}.rows{left:5px;top:18px;bottom:8px;font-size:9px}.pebble{inset:9%}.point .mark{font-size:10px}.control-panel{grid-template-columns:1fr;gap:18px}.powers,.reserve,.previous{grid-column:auto}#powerCards{grid-template-columns:1fr}.power-card{min-height:78px;padding:12px}.play-status{flex-wrap:wrap;gap:10px}.play-status>div{margin-left:auto}.play-status p{font-size:12px}.board-legend{gap:8px;font-size:9px}.board-legend>span:last-child{flex-basis:100%;font-size:11px;min-height:16px}.board-actions{gap:5px}.board-actions button{font-size:12px}.board-actions label{font-size:11px}.opponent{padding-top:14px}.point[data-stone="1"] .pebble{border-width:1.5px}}
.quick-powers{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px;padding:0 0 12px}.quick-powers button{font-size:12px;padding:9px 4px;display:flex;align-items:center;justify-content:center;gap:7px}.quick-powers button[aria-pressed="true"]{border-color:var(--sand);background:#31443e}.quick-powers small{font-size:10px;color:var(--sand)}.point:disabled{opacity:1}.point.forecast:not(.empty) .pebble{background:#253344;border:2px solid var(--coral)}
@media(max-width:520px){body[data-playing="true"] .page-heading h1{font-size:26px}body[data-playing="true"] .page-heading .eyebrow,body[data-playing="true"] .page-heading p:last-child{display:none}body[data-playing="true"] .page-heading{margin-bottom:16px}.quick-powers{gap:5px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;scroll-behavior:auto!important}}