:root{color-scheme:dark;--bg:#0a1724;--panel:#102436;--panel2:#173047;--line:#31516a;--text:#eef8ff;--muted:#a7bbca;--aqua:#55e0d1;--blue:#68aeed;--gold:#ffd07d;--bad:#f1a27d}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:radial-gradient(circle at 50% -20%,#204567 0,#0a1724 60%);color:var(--text)}button,select{font:inherit}button{cursor:pointer}button:focus-visible,select:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.hidden{display:none!important}#app{min-height:100vh;display:flex;flex-direction:column;max-width:1080px;margin:auto;padding:0 clamp(16px,3vw,34px)}.topbar{min-height:76px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ffffff1c}.brand{display:flex;align-items:center;gap:10px;letter-spacing:.16em;font-size:14px;font-weight:850}.brand 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button{background:transparent;color:var(--muted);border:0;padding:8px;font-size:13px}.footer-nav button:hover{color:var(--text)}.game{width:100%;max-width:760px;margin:25px auto 40px}.game-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:24px}.back-button{background:transparent;color:var(--muted);border:0;padding:10px 4px;font-size:14px}.game-label{text-align:center;display:grid;gap:3px}.game-label span{color:var(--aqua);font-size:11px;letter-spacing:.15em;text-transform:uppercase;font-weight:850}.game-label strong{font-size:17px}.board-shell{display:flex;align-items:center;gap:8px;background:#0d2031;border:1px solid var(--line);border-radius:22px;padding:clamp(12px,2.5vw,22px);box-shadow:0 22px 55px #0005}.board{--size:5;width:min(100%,540px);aspect-ratio:1;display:grid;grid-template-columns:repeat(var(--size),1fr);gap:clamp(3px,.9vw,7px);margin:auto}.tile{border:1px solid 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0}@media(max-width:720px){.home{grid-template-columns:1fr;gap:26px;padding:30px 0}.hero-art{width:min(58%,280px);margin:auto}.hero-grid{font-size:clamp(40px,11vw,75px)}.hero-copy{text-align:center}.hero-copy p{margin-left:auto;margin-right:auto}.home-actions,.mode-row{justify-content:center}.daily-button{margin:auto}.game{margin-top:12px}.game-head{margin-bottom:12px}.board-shell{gap:4px;padding:10px}.endpoint{width:22px;flex-basis:22px;font-size:7px}.endpoint b{font-size:18px}.status>div{padding:8px 3px}.status strong{font-size:16px}.status small{font-size:8px}.game-actions .button{flex:1;padding:10px 4px;font-size:13px}.footer-nav{padding:10px 0}.footer-nav button{font-size:12px;padding:7px 4px}}@media(max-width:390px){.brand{font-size:11px;letter-spacing:.1em}.topbar{min-height:62px}.top-actions{gap:4px}.icon-button,.text-button{min-width:34px;height:36px}.hero-copy h1{font-size:39px}.endpoint 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