:root{font-family:Inter,ui-sans-serif,system-ui;color:#27251f;background:#eee8da;--ink:#27251f;--red:#a54232;--paper:#fffdf5}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 20% 10%,#fff8df 0,transparent 34%),linear-gradient(135deg,#e8e0cf,#f7f2e7);min-height:100vh}.shell{max-width:1180px;margin:auto;padding:26px}header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #b9ae99;padding-bottom:16px}.brand{font-weight:900;color:var(--ink);text-decoration:none}.brand,.seal{letter-spacing:.18em}.seal{border:1px solid var(--red);color:var(--red);padding:5px 9px;font:700 12px Georgia}.hero{display:flex;justify-content:space-between;align-items:end;padding:42px 0 26px}.eyebrow{font-size:11px;letter-spacing:.22em;color:var(--red);font-weight:800}.hero h1{font:700 clamp(52px,8vw,96px)/.9 Georgia,serif;margin:10px 0}.hero p{max-width:580px;color:#625c50}.timer{font:700 34px/1 Georgia;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;text-align:right}.timer small{display:block;font:600 10px system-ui;letter-spacing:.18em;text-transform:uppercase;margin-top:8px;color:#777}.controls{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:24px}.seg{display:flex;border:1px solid #c9bea9;background:#f8f2e7}.game-meta button,.numpad button,.seg button{border:0;background:transparent;padding:11px 14px;cursor:pointer;color:var(--ink)}.seg button.on{background:var(--ink);color:white}.primary{margin-left:auto;border:0;background:var(--red);color:white;padding:12px 24px;font-weight:800;cursor:pointer}.game-layout{display:grid;grid-template-columns:minmax(0,720px) 1fr;grid-gap:28px;gap:28px}.paper,aside{background:rgba(255,253,245,.88);box-shadow:0 18px 50px #65584020;border:1px solid #d8cdb8;padding:24px}.grid{display:grid;grid-template-columns:repeat(9,1fr);aspect-ratio:1;border:3px solid var(--ink);max-width:620px;margin:auto}.grid button{position:relative;border:0;border-right:1px solid #bfb6a6;border-bottom:1px solid #bfb6a6;background:#fffdf7;font:500 clamp(17px,3.3vw,31px) Georgia;cursor:pointer;color:#35546b}.grid button:nth-child(3n){border-right:2px solid var(--ink)}.grid button:nth-child(9n){border-right:0}.grid button:nth-child(n+19):nth-child(-n+27),.grid button:nth-child(n+46):nth-child(-n+54){border-bottom:2px solid var(--ink)}.grid button.given{font-weight:800;color:var(--ink)}.grid button.peer{background:#f4eddc}.grid button.same{background:#e9dac0}.grid button.selected{background:#d9b88f;outline:2px solid var(--red);z-index:2}.grid button.bad{color:#b21f1f;background:#ffe4dc}.numpad{display:grid;grid-template-columns:repeat(10,1fr);max-width:620px;margin:14px auto 0;grid-gap:5px;gap:5px}.numpad button{background:#ece3d2;font:700 20px Georgia;padding:10px 2px}.game-meta{max-width:620px;margin:14px auto 0;display:flex;align-items:center;gap:18px;color:#777}.game-meta button{margin-left:auto;background:var(--ink);color:white}.message{font-weight:700;color:var(--red)}.empty,.message{text-align:center}.empty{min-height:560px;display:grid;place-content:center}.empty span{font:700 90px Georgia;color:#d8cbb3}.empty h2{font:700 30px Georgia;margin:0}.leaders{list-style:none;padding:0;margin:22px 0}.leaders li{display:grid;grid-template-columns:30px 1fr auto;grid-gap:6px 10px;gap:6px 10px;padding:12px 0;border-bottom:1px solid #ded5c4;align-items:center}.leaders li b{color:var(--red)}.leaders li strong{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.leaders li small{grid-column:3;color:#877f72}.leaders .none{display:block;color:#888}.muted{color:#8b8375;font-size:13px}@media(max-width:820px){.hero{align-items:start}.timer{font-size:25px}.game-layout{grid-template-columns:1fr}.paper{padding:12px}.controls .primary{width:100%;margin:0}.seg{flex:1 1}.seg button{flex:1 1;padding:10px 7px}.shell{padding:16px}.empty{min-height:380px}}