:root{--ink:#18221d;--muted:#6a756d;--paper:#f6f4ee;--card:#fffef9;--green:#1e4936;--gold:#dcae61;--light:#e8d5b2;--dark:#a56f3b}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.5 Inter,system-ui,sans-serif}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 max(5vw,24px);border-bottom:1px solid #e1ded5}.brand{color:var(--green);font-weight:800;font-size:20px;text-decoration:none;letter-spacing:-.03em}.brand span{font-size:28px;vertical-align:-2px;margin-right:8px}.shell{max-width:1180px;margin:auto;padding:70px 24px}.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:center}.eyebrow{font-size:11px;letter-spacing:.18em;color:var(--gold);font-weight:800;margin:0 0 14px}.hero h1{font:clamp(42px,7vw,78px)/.98 Georgia,serif;letter-spacing:-.055em;margin:0 0 24px;color:var(--green)}.lede{color:var(--muted);font-size:18px;max-width:520px}.actions{display:flex;gap:12px;margin-top:28px}button,select,input{font:inherit}button{cursor:pointer;border:0;border-radius:10px;padding:13px 18px;font-weight:700}.primary{background:var(--green);color:#fff}.secondary{background:transparent;color:var(--green);border:1px solid #bdc7bd}.full{width:100%}.hero-board{background:var(--green);color:#f2ddba;padding:42px 30px;border-radius:20px;font:clamp(18px,3vw,30px)/1.65 Georgia,serif;letter-spacing:.45em;text-align:center;box-shadow:18px 18px 0 #e5ddcf}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:110px}.features article,.panel{background:var(--card);border:1px solid #e5e1d7;border-radius:16px;padding:24px}.features span{color:var(--gold);font-weight:800}.features h3{margin:20px 0 8px;font-family:Georgia,serif;font-size:22px}.features p{color:var(--muted);margin:0}.game-layout{display:grid;grid-template-columns:minmax(280px,680px) 320px;gap:30px;align-items:start}.board-wrap{width:100%;max-width:680px}.board{aspect-ratio:1;border-radius:10px;overflow:hidden;display:grid;grid-template-columns:repeat(8,1fr);box-shadow:0 16px 35px #18352724;touch-action:none}.square{display:grid;place-items:center;font:clamp(24px,7vw,64px)/1 Georgia,serif;user-select:none;cursor:pointer}.light{background:var(--light)}.dark{background:var(--dark)}.selected{outline:4px solid var(--gold);outline-offset:-4px}.panel-head{display:flex;justify-content:space-between;align-items:start;margin-bottom:20px}.panel h2{font:28px Georgia,serif;margin:0;color:var(--green)}.icon-btn,.dialog-close{padding:0;background:none;font-size:30px;color:var(--muted)}label{display:block;font-size:13px;font-weight:700;margin:16px 0;color:var(--muted)}select,input{display:block;width:100%;margin-top:7px;border:1px solid #d8d5cc;border-radius:8px;padding:11px;background:#fff;color:var(--ink)}.status{color:var(--muted);font-size:13px;margin-top:18px}.moves{border-top:1px solid #e5e1d7;margin-top:18px;padding-top:14px;max-height:180px;overflow:auto}.move{display:inline-block;margin:3px 8px 3px 0;color:var(--green)}dialog{border:0;border-radius:16px;padding:0;box-shadow:0 20px 80px #0004}dialog::backdrop{background:#18221d88}dialog form{padding:30px;width:min(90vw,380px)}dialog h2{font:28px Georgia,serif;color:var(--green);margin-top:0}.dialog-close{float:right}@media(max-width:800px){.shell{padding:42px 16px}.hero{grid-template-columns:1fr;gap:32px}.hero-board{order:-1}.features{grid-template-columns:1fr;margin-top:70px}.game-layout{grid-template-columns:1fr}.panel{order:2}.board-wrap{max-width:none}}