:root{color-scheme:dark;--bg:#171a27;--panel:#222637;--ink:#f5f5ec;--muted:#adb0c0;--lime:#c9f16b;--line:#3b4055;--purple:#ad9cfa;--tile:#30354a;--font:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.55}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer;color:inherit;border:0}button:disabled{opacity:.4;cursor:not-allowed}button:focus-visible,a:focus-visible{outline:3px solid var(--purple);outline-offset:5px}button{touch-action:manipulation}button:hover:not(:disabled){filter:brightness(1.07)}[hidden]{display:none!important}.topbar{max-width:1240px;margin:auto;padding:30px 48px;display:flex;align-items:center;gap:30px;border-bottom:1px solid var(--line)}.brand{font-size:27px;font-weight:800;letter-spacing:-1px;display:flex;align-items:center;gap:10px}.brand-mark{color:var(--lime);font-size:32px}.brand-dot{color:var(--lime);margin-left:-9px}.header-note{color:var(--muted);font-size:14px;margin-left:auto}.text-button{background:transparent;font-size:14px;display:flex;align-items:center;gap:10px}.text-button span{border:1px solid var(--line);border-radius:50%;width:24px;height:24px;display:grid;place-items:center}main{max-width:1144px;margin:60px auto 74px;display:grid;grid-template-columns:1fr 490px;gap:76px;align-items:center;padding:0 16px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:1.7px;color:var(--muted)}.intro .eyebrow{display:flex;align-items:center;gap:9px}.intro .eyebrow span{width:7px;height:7px;background:var(--lime);border-radius:50%}h1{font-size:clamp(52px,6.8vw,80px);letter-spacing:-5px;line-height:1.05;font-weight:750;margin:28px 0}h1 em{font-style:normal;color:var(--lime)}.intro>p{font-size:19px;color:var(--muted);line-height:1.7}.intro-bottom{display:flex;gap:19px;align-items:center;margin-top:40px}.intro-bottom p{font-size:14px;color:var(--muted)}.tiny-board{display:grid;grid-template-columns:repeat(3,12px);gap:4px;transform:rotate(-9deg)}.tiny-board i{height:12px;background:var(--line);border-radius:3px}.tiny-board i:nth-child(2),.tiny-board i:nth-child(5),.tiny-board i:nth-child(8),.tiny-board i:nth-child(4),.tiny-board i:nth-child(6){background:var(--purple)}.play-shell{background:var(--panel);border:1px solid #454a60;border-radius:25px;padding:29px;box-shadow:0 20px 70px #0003;position:relative}.game-top{display:flex;justify-content:space-between;align-items:center}.game-top .eyebrow{color:var(--purple);font-size:12px;letter-spacing:1.4px}h2{font-size:25px;line-height:1.2;letter-spacing:-.7px;margin:8px 0 0}.puzzle-badge{font-size:13px;color:var(--muted);border:1px solid var(--line);padding:5px 11px;border-radius:9px}.mode-tabs{display:flex;background:#181c2a;border-radius:10px;padding:4px;margin:22px 0 20px}.mode-tabs button{background:transparent;color:var(--muted);flex:1;padding:7px;border-radius:7px;font-size:14px;font-weight:600}.mode-tabs .active{background:#3c4157;color:var(--ink)}.game-metrics{display:grid;grid-template-columns:repeat(3,1fr);text-align:center;margin-bottom:19px}.game-metrics>div+div{border-left:1px solid var(--line)}.game-metrics span{color:var(--muted);font-size:12px;display:block;margin-bottom:2px}.game-metrics strong{font-size:26px;font-weight:650;font-variant-numeric:tabular-nums;line-height:1.4}.game-metrics small{font-size:14px;color:var(--muted);font-weight:400}.board{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;background:#191d2b;padding:12px;border-radius:15px}.tile{aspect-ratio:1;border-radius:10px;background:var(--tile);position:relative;box-shadow:inset 0 0 0 1px #464b6333;transition:background .14s,transform .14s}.tile::after{content:'+';font-weight:400;font-size:25px;color:#646b87;line-height:1;position:absolute;inset:0;display:grid;place-items:center}.tile.on{background:var(--lime);box-shadow:0 2px 0 #96b344}.tile.on::after{color:#60752e}.tile:active{transform:scale(.93)}.tile.hint{outline:3px solid var(--purple);outline-offset:3px;animation:hint-pulse .8s ease-in-out 3}.board-caption{text-align:center;font-size:13px;color:var(--muted);min-height:20px;margin:17px 0}.controls{display:flex;gap:8px}.primary,.secondary{padding:10px 13px;border-radius:9px;font-size:14px;font-weight:650;min-height:43px}.primary{background:var(--lime);color:#243113}.secondary{background:transparent;box-shadow:inset 0 0 0 1px #555b74}.controls .primary{margin-left:auto}.primary span{margin-left:6px}.save-note{text-align:center;font-size:12px;color:#949aae;margin:17px 0 0}.win-panel{padding:22px 0 4px;text-align:center;border-top:1px solid var(--line);margin-top:22px}.win-panel h3{font-size:23px;margin:5px 0}.win-spark{font-size:36px;color:var(--lime)}.win-panel p{color:var(--muted);font-size:14px;margin:9px 0 17px}.win-panel>div{display:flex;justify-content:center;gap:8px}.below{max-width:1144px;margin:auto;padding:35px 16px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:start}.below 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23px}.dialog-close{position:absolute;right:17px;top:10px;background:transparent;font-size:27px;color:var(--muted)}.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:var(--ink);color:var(--bg);padding:10px 18px;border-radius:9px;z-index:5;transition:.2s;max-width:90%;text-align:center;font-size:14px}.toast.visible{transform:translate(-50%,0);opacity:1}.noscript{background:#332931;color:#ffd3de;text-align:center;padding:18px}.document{display:block;max-width:760px;margin:50px auto;padding:0 24px}.document h1{font-size:46px;letter-spacing:-2px}.document h2{margin-top:32px;font-size:23px}.document p,.document li{color:var(--muted)}.document a{color:var(--lime);text-decoration:underline}.document .primary{display:inline-block;text-decoration:none;color:#243113;margin-bottom:25px}@keyframes hint-pulse{50%{outline-color:var(--ink)}}@media(max-width:930px){main{gap:32px;grid-template-columns:1fr 440px;margin-top:40px;padding:0 28px}.play-shell{padding:23px}h1{font-size:60px;letter-spacing:-3px}.intro>p{font-size:17px}.below{padding:35px 28px}.topbar,footer{padding-left:28px;padding-right:28px}}@media(max-width:750px){.topbar{padding:20px}.brand{font-size:24px}.header-note{display:none}.text-button{margin-left:auto}main{grid-template-columns:1fr;max-width:510px;margin:22px auto 35px;padding:0 18px;gap:24px}.intro .eyebrow{font-size:11px}.intro h1{font-size:43px;letter-spacing:-2px;margin:13px 0 9px}.intro h1 br{display:none}.intro>p{font-size:15px;margin:0}.intro>p br{display:none}.intro-bottom{display:none}.play-shell{padding:22px}.below{display:block;padding:28px 20px}.below h2{font-size:23px;margin-bottom:16px}.below>p{font-size:15px}.mini-stats{margin-top:20px;gap:26px}.mini-stats span{font-size:12px}footer{padding:22px 20px;flex-direction:column;font-size:12px;gap:10px}footer>div{gap:18px}.document h1{font-size:37px}.tile::after{font-size:23px}}@media(max-width:360px){.play-shell{padding:15px}.board{gap:8px;padding:9px}.controls{gap:5px}.primary,.secondary{font-size:12px;padding:9px}.game-metrics strong{font-size:22px}.brand{font-size:21px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

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