/* Layout: slim site bar + variant strip, then a full-width baize table with the game above the fold; SEO content and a sidebar ad slot below/beside it. */
:root{
  --page:#eef1ee; --ink:#18201e; --muted:#5d6b67; --line:#d5dcd8; --panel:#ffffff;
  --baize:#23433e; --baize-2:#1b3632; --baize-line:rgba(255,255,255,.14);
  --card:#fbfaf5; --card-edge:#cfd3cc; --card-red:#b3261e; --card-black:#1a1d1f;
  --brass:#c9962f; --brass-soft:rgba(201,150,47,.28); --good:#2f7d4f;
  --f-display:"Young Serif", Georgia, "Times New Roman", serif;
  --f-body:"Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --page:#0f1413; --ink:#e7ece9; --muted:#9aa8a3; --line:#28322f; --panel:#161d1b;
  --baize:#18302c; --baize-2:#122623; --baize-line:rgba(255,255,255,.10);
  --card:#f3f1ea; --card-edge:#b9bdb5; --brass:#d9a845; --brass-soft:rgba(217,168,69,.3); --good:#5cb07f;
  color-scheme:dark}}
:root[data-theme="dark"]{
  --page:#0f1413; --ink:#e7ece9; --muted:#9aa8a3; --line:#28322f; --panel:#161d1b;
  --baize:#18302c; --baize-2:#122623; --baize-line:rgba(255,255,255,.10);
  --card:#f3f1ea; --card-edge:#b9bdb5; --brass:#d9a845; --brass-soft:rgba(217,168,69,.3); --good:#5cb07f;
  color-scheme:dark}
*{box-sizing:border-box}
body{background:var(--page);color:var(--ink);font-family:var(--f-body);font-size:15px;line-height:1.55}
a{color:inherit}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brass);outline-offset:2px}

.demo{background:var(--ink);color:var(--page);font-size:12.5px;text-align:center;padding:6px 16px}
.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--panel);border-bottom:1px solid var(--line)}
.site-in{max-width:1320px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:20px}
.logo{display:flex;align-items:center;gap:9px;text-decoration:none}
.logo-mark{width:30px;height:30px;display:grid;grid-template-columns:1fr 1fr;gap:2px;padding:3px;border-radius:6px;background:var(--baize)}
.logo-mark i{border-radius:2px;background:var(--card)}
.logo-mark i:nth-child(2){background:var(--brass)}
.logo-name{font-family:var(--f-display);font-size:21px;letter-spacing:-.01em}
.logo-name b{font-weight:400;color:var(--brass)}
.site nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.site nav a{text-decoration:none;padding:6px 10px;border-radius:6px;color:var(--muted);font-weight:500;font-size:14px}
.site nav a:hover{color:var(--ink);background:var(--page)}
.soon{font-size:10px;letter-spacing:.06em;text-transform:uppercase;background:var(--brass-soft);color:var(--ink);padding:1px 5px;border-radius:4px;margin-left:4px}
@media (max-width:720px){.site nav a.hide-sm{display:none}}

.strip{border-top:1px solid var(--line);overflow-x:auto;scrollbar-width:none}
.strip::-webkit-scrollbar{display:none}
.strip-in{max-width:1320px;margin:0 auto;padding:8px 16px;display:flex;gap:18px;width:max-content;min-width:100%}
.grp{display:flex;align-items:center;gap:6px}
.grp-l{font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-right:2px;white-space:nowrap}
.chip{border:1px solid var(--line);background:transparent;border-radius:999px;padding:4px 11px;font-size:13.5px;white-space:nowrap;cursor:pointer;text-decoration:none}
.chip:hover{border-color:var(--muted)}
.chip[aria-current="page"]{background:var(--baize);border-color:var(--baize);color:#f3f1ea}

.wrap{max-width:1320px;margin:0 auto;padding-inline:16px;padding-block:14px 48px}
.stage{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}
@media (min-width:1180px){.stage{grid-template-columns:minmax(0,1fr) 300px}}
.ad{border:1px dashed var(--line);border-radius:8px;display:grid;place-items:center;color:var(--muted);font-size:12px;letter-spacing:.06em;text-transform:uppercase;min-height:250px}
.ad-side{display:none}
@media (min-width:1180px){.ad-side{display:grid;height:600px;position:sticky;top:120px}}

.table{background:radial-gradient(120% 90% at 50% 0%,var(--baize) 0%,var(--baize-2) 100%);border-radius:12px;color:#eef1ec;min-width:0;overflow:hidden}
.bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;padding:10px 14px;border-bottom:1px solid var(--baize-line);font-size:13.5px}
.bar-title{font-family:var(--f-display);font-size:17px;margin-right:4px}
.stat{font-variant-numeric:tabular-nums;opacity:.85;white-space:nowrap}
.stat b{font-weight:600;opacity:1}
.deal{display:flex;align-items:center;gap:4px}
.deal input{width:92px;background:rgba(0,0,0,.22);border:1px solid var(--baize-line);border-radius:6px;padding:4px 7px;color:#eef1ec;font-variant-numeric:tabular-nums}
.btns{display:flex;gap:6px;margin-left:auto;flex-wrap:wrap}
.btn{background:rgba(255,255,255,.08);border:1px solid var(--baize-line);border-radius:7px;padding:5px 11px;cursor:pointer;color:#eef1ec;font-weight:500;white-space:nowrap}
.btn:hover{background:rgba(255,255,255,.16)}
.btn:disabled{opacity:.4;cursor:default}
.btn.primary{background:var(--brass);border-color:var(--brass);color:#1b1a14}
.toggle{display:flex;align-items:center;gap:5px;opacity:.85;cursor:pointer;white-space:nowrap}
.toggle input{accent-color:var(--brass)}

#board{position:relative;padding:14px 14px 26px;min-height:460px;user-select:none;-webkit-user-select:none;touch-action:manipulation}
.top{display:flex;justify-content:space-between;gap:10px;margin-bottom:18px;flex-wrap:nowrap}
.slots{display:flex;gap:var(--g)}
.slot{width:var(--tw);height:calc(var(--tw) * 1.4);border-radius:calc(var(--tw) * .09);border:1.5px solid var(--baize-line);background:rgba(0,0,0,.14);position:relative;display:grid;place-items:center;flex:none}
.slot.found::after{content:attr(data-hint);font-family:var(--f-display);font-size:calc(var(--tw) * .42);color:rgba(255,255,255,.16)}
.slot.cell::after{content:"";width:34%;height:1.5px;background:rgba(255,255,255,.1)}
.slot.filled::after{display:none}
.cols{display:flex;gap:var(--g);justify-content:space-between}
.col{width:var(--cw);position:relative;flex:none;border-radius:calc(var(--cw) * .09)}
.col .base{position:absolute;inset:0 0 auto 0;height:calc(var(--cw) * 1.4);border-radius:inherit;border:1.5px dashed var(--baize-line)}
.col.king .base::after{content:"K";position:absolute;inset:0;display:grid;place-items:center;font-family:var(--f-display);color:rgba(255,255,255,.18);font-size:calc(var(--cw) * .4)}
.drop-ok{outline:2px solid var(--brass);outline-offset:2px}

.card{position:absolute;left:0;width:var(--w);height:calc(var(--w) * 1.4);background:var(--card);border:1px solid var(--card-edge);border-radius:calc(var(--w) * .09);box-shadow:0 1px 0 rgba(0,0,0,.25),0 2px 6px rgba(0,0,0,.18);color:var(--card-black);cursor:grab;touch-action:none;font-family:var(--f-display);line-height:1}
.slot .card{top:0}
.card.red{color:var(--card-red)}
.card .r{position:absolute;left:calc(var(--w) * .08);top:calc(var(--w) * .07);font-size:max(10px,calc(var(--w) * .24));letter-spacing:-.04em}
.card .s{position:absolute;right:calc(var(--w) * .08);top:calc(var(--w) * .07);font-size:max(9px,calc(var(--w) * .2));font-family:var(--f-body)}
.card .big{position:absolute;left:0;right:0;bottom:calc(var(--w) * .12);text-align:center;font-size:calc(var(--w) * .56);font-family:var(--f-body)}
.card .face{position:absolute;left:0;right:0;bottom:calc(var(--w) * .14);text-align:center;font-size:calc(var(--w) * .5)}
.card.lift{opacity:.25}
.card.hint{box-shadow:0 0 0 3px var(--brass),0 2px 8px rgba(0,0,0,.3)}
.slot.hint,.col.hint .base{box-shadow:0 0 0 3px var(--brass)}
.card.shake{animation:shake .28s}
@keyframes shake{25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
.ghost{position:fixed;left:0;top:0;pointer-events:none;z-index:50}
.ghost .card{box-shadow:0 10px 24px rgba(0,0,0,.35)}
@media (prefers-reduced-motion:reduce){.card.shake{animation:none}}

.win{position:absolute;inset:0;display:grid;place-items:center;background:rgba(10,22,20,.55);z-index:5}
.win-box{background:var(--panel);color:var(--ink);border-radius:12px;padding:22px 26px;text-align:center;max-width:320px;box-shadow:0 20px 50px rgba(0,0,0,.35)}
.win-box h2{font-family:var(--f-display);font-weight:400;font-size:28px;margin:0 0 6px}
.win-box p{margin:0 0 14px;color:var(--muted);font-variant-numeric:tabular-nums}
.win-box .btn{color:var(--ink);background:var(--page);border-color:var(--line)}
.win-box .btn.primary{background:var(--brass);color:#1b1a14}

@media (max-width:640px){#board{padding:10px 8px 20px}.bar{padding:10px}.btns{margin-left:0;width:100%}.btns .btn{flex:1;padding-inline:6px}.bar .stat b{min-width:0}}
.foot-note{display:flex;flex-wrap:wrap;gap:6px 16px;padding:0 14px 12px;font-size:12.5px;opacity:.7}

.content{display:grid;grid-template-columns:minmax(0,1fr);gap:28px;margin-top:34px}
@media (min-width:1000px){.content{grid-template-columns:minmax(0,1fr) 300px}}
.article{max-width:720px;min-width:0}
.article h1{font-family:var(--f-display);font-weight:400;font-size:clamp(28px,4vw,38px);line-height:1.15;margin:0 0 10px;text-wrap:balance;letter-spacing:-.01em}
.article h2{font-family:var(--f-display);font-weight:400;font-size:23px;margin:34px 0 10px;text-wrap:balance}
.lead{font-size:17px;color:var(--muted);margin:0 0 18px}
.spec{display:grid;grid-template-columns:repeat(auto-fit,minmax(118px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin:0 0 6px}
.spec div{background:var(--panel);padding:10px 12px}
.spec dt{font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}
.spec dd{margin:2px 0 0;font-weight:600;font-variant-numeric:tabular-nums}
.article ol,.article ul{padding-left:1.2em;margin:0}
.article li{margin:6px 0}
.cmp{width:100%;border-collapse:collapse;font-size:14px}
.cmp-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:10px}
.cmp th,.cmp td{text-align:left;padding:8px 12px;border-bottom:1px solid var(--line);white-space:nowrap;font-variant-numeric:tabular-nums}
.cmp th{font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600;background:var(--panel)}
.cmp tr:last-child td{border-bottom:0}
.cmp .diff{color:var(--brass);font-weight:600}
details{border-bottom:1px solid var(--line);padding:10px 0}
summary{cursor:pointer;font-weight:600}
details p{margin:8px 0 0;color:var(--muted)}
.source{font-size:13px;color:var(--muted);margin-top:26px}
.side{display:flex;flex-direction:column;gap:16px;min-width:0}
.box{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px}
.box h3{margin:0 0 10px;font-size:13px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}
.mystats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mystats dt{font-size:12px;color:var(--muted)}
.mystats dd{margin:0;font-family:var(--f-display);font-size:22px;font-variant-numeric:tabular-nums}
.vlist{display:grid;gap:2px}
.vlist a{display:flex;justify-content:space-between;gap:8px;text-decoration:none;padding:6px 8px;border-radius:6px}
.vlist a:hover{background:var(--page)}
.vlist span{color:var(--muted);font-size:12.5px;font-variant-numeric:tabular-nums}
.site-foot{border-top:1px solid var(--line);color:var(--muted);font-size:13px}
.site-foot .in{max-width:1320px;margin:0 auto;padding:20px 16px;display:flex;flex-wrap:wrap;gap:8px 22px}

.badge-unsolvable{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(179,38,30,.22);border:1px solid rgba(179,38,30,.45);
  color:#f5d0ce;border-radius:6px;padding:3px 10px;font-size:12.5px;font-weight:600;
}
.badge-unsolvable[hidden]{display:none!important}
.stuck{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);
  background:rgba(10,22,20,.9);border:1px solid var(--baize-line);border-radius:8px;
  padding:10px 14px;display:flex;gap:8px;align-items:center;z-index:4;font-size:13.5px}
.stuck[hidden]{display:none!important}
.strip .chip[aria-disabled="true"]{opacity:.5;cursor:default;pointer-events:none}