:root{--bg:#f4f6fb;--panel:#fff;--text:#1d2333;--muted:#69718a;--line:#cfd5e6;--thick:#2b3350;--given:#1d2333;--entry:#2f55d4;--hinted:#8a4fd8;--wrong:#e0384a;--wrong-bg:#fde6e9;--sel:#bccbff;--rel:#e7ecfa;--same:#d0dbff;--accent:#3559e0;--accent-text:#fff;--btn:#e9edf7;--btn-hover:#dde3f3;--shadow:0 10px 30px #1a24501f;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#121620;--panel:#1b2030;--text:#e7eaf3;--muted:#8e96ad;--line:#353d55;--thick:#8d97b8;--given:#e7eaf3;--entry:#7fa0ff;--hinted:#c09bff;--wrong:#ff6b7a;--wrong-bg:#4a2029;--sel:#3d4f96;--rel:#262e47;--same:#31407a;--accent:#5b7cff;--btn:#262d42;--btn-hover:#2f3750;--shadow:0 10px 30px #0006;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--bg:#121620;--panel:#1b2030;--text:#e7eaf3;--muted:#8e96ad;--line:#353d55;--thick:#8d97b8;--given:#e7eaf3;--entry:#7fa0ff;--hinted:#c09bff;--wrong:#ff6b7a;--wrong-bg:#4a2029;--sel:#3d4f96;--rel:#262e47;--same:#31407a;--accent:#5b7cff;--btn:#262d42;--btn-hover:#2f3750;--shadow:0 10px 30px #0006;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--text);-webkit-tap-highlight-color:transparent;overscroll-behavior:none;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,system-ui,sans-serif}body{-webkit-user-select:none;user-select:none;touch-action:manipulation}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0;padding:0}button:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:22px;height:22px}#app{--board:min(calc(100vw - 16px), calc(100dvh - 250px), 540px);height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);flex-direction:column;align-items:center;display:flex}#top{width:var(--board);align-items:center;gap:10px;padding:10px 0 8px;display:flex}.title{flex-direction:column;margin-right:auto;line-height:1.15;display:flex}.title b{font-size:18px}.title span{color:var(--muted);font-size:13px}.stat{color:var(--muted);white-space:nowrap;font-size:13px}.stat b{color:var(--text)}.timer{font-variant-numeric:tabular-nums;color:var(--text);align-items:center;gap:2px;font-size:15px;font-weight:600;display:flex}.timer.hide-time #timer{display:none}.icon-btn{border-radius:12px;place-items:center;width:40px;height:40px;display:grid}.icon-btn:hover{background:var(--btn)}.icon-btn.small{width:34px;height:34px}#play{flex-direction:column;align-items:center;gap:12px;width:100%;display:flex}#board{width:var(--board);height:var(--board);background:var(--panel);border:2px solid var(--thick);box-shadow:var(--shadow);border-radius:10px;grid-template-rows:repeat(9,1fr);grid-template-columns:repeat(9,1fr);transition:filter .2s;display:grid;overflow:hidden}#board.blur .cell>*{visibility:hidden}.cell{border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:calc(var(--board) / 9 * .56);color:var(--entry);background:var(--panel);font-variant-numeric:tabular-nums;place-items:center;font-weight:500;transition:background-color .12s;display:grid;position:relative}.cell:nth-child(9n){border-right:0}.cell:nth-child(n+73){border-bottom:0}.cell.br{border-right:2px solid var(--thick)}.cell.bb{border-bottom:2px solid var(--thick)}.cell.given{color:var(--given);font-weight:600}.cell.hinted{color:var(--hinted)}.cell.rel{background:var(--rel)}.cell.same{background:var(--same)}.cell.sel{background:var(--sel)}.cell.wrong{color:var(--wrong)}.cell.wrong:not(.sel){background:var(--wrong-bg)}.cell.hint-target{box-shadow:inset 0 0 0 3px var(--hinted)}.cell .v{grid-area:1/1}.cell .n{grid-area:1/1;grid-template-rows:repeat(3,1fr);grid-template-columns:repeat(3,1fr);width:100%;height:100%;padding:2px;display:grid}.cell .n i{font-style:normal;font-size:calc(var(--board) / 9 * .24);color:var(--muted);place-items:center;font-weight:600;line-height:1;display:grid}.cell .n i.hl{color:var(--accent);background:var(--same);border-radius:3px}.cell.shake .v{animation:.3s shake}.cell.glow{animation:.6s ease-out glow}.cell.pop .v{animation:.35s ease-out pop}.cell.wave{animation:.5s ease-out both wave}@keyframes shake{25%{transform:translate(-3px)}75%{transform:translate(3px)}}@keyframes glow{0%{background:var(--same)}}@keyframes pop{0%{transform:scale(1.5)}}@keyframes wave{50%{background:var(--sel);transform:scale(.92)}}#controls{width:var(--board);flex-direction:column;gap:10px;display:flex}#tools{grid-template-columns:repeat(4,1fr);gap:6px;display:grid}.tool{color:var(--muted);border-radius:12px;flex-direction:column;align-items:center;gap:2px;padding:6px 0;font-size:12px;display:flex;position:relative}.tool:hover{background:var(--btn)}.tool svg{width:24px;height:24px;color:var(--text)}.tool.on,.tool.on svg{color:var(--accent)}.badge{background:var(--btn);color:var(--muted);border-radius:99px;padding:1px 5px;font-size:9px;font-style:normal;font-weight:700;position:absolute;top:2px;left:calc(50% + 8px)}.tool.on .badge{background:var(--accent);color:var(--accent-text)}#hint-badge:empty{display:none}#pad{grid-template-columns:repeat(9,1fr);gap:4px;display:grid}.num{color:var(--entry);background:var(--btn);border-radius:10px;flex-direction:column;align-items:center;padding:6px 0 4px;display:flex}.num:hover{background:var(--btn-hover)}.num:active{transform:scale(.95)}.num b{font-size:min(8.5vw,30px);font-weight:500;line-height:1.1}.num small{color:var(--muted);min-height:12px;font-size:10px}.num.done{opacity:.25}#keys{color:var(--muted);margin:4px 0 0;font-size:12px;line-height:1.6;display:none}#hint-text{background:var(--rel);border-left:3px solid var(--hinted);border-radius:10px;margin:0;padding:8px 12px;font-size:14px;line-height:1.4}@media (width>=760px) and (aspect-ratio>=1){#app{--board:min(calc(100dvh - 80px), calc(100vw - 360px), 620px)}#top{width:calc(var(--board) + 300px)}#play{flex-direction:row;justify-content:center;align-items:flex-start;gap:24px}#controls{width:276px}#pad{grid-template-columns:repeat(3,1fr);gap:8px}.num{aspect-ratio:1.15;justify-content:center}.num b{font-size:34px}.tool{font-size:13px}#keys{display:block}}.screen{z-index:10;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.screen[hidden]{display:none}.screen.dim{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#0a0e1e73}#menu{background:var(--bg);align-items:flex-start;overflow-y:auto}.menu-inner{width:min(420px,100%);padding:max(16px, env(safe-area-inset-top)) 0 24px;flex-direction:column;gap:12px;margin:auto 0;display:flex}.menu-inner h1{text-align:center;letter-spacing:.5px;margin:0 0 6px;font-size:30px}.logo{border:2px solid var(--thick);background:var(--panel);width:84px;height:84px;box-shadow:var(--shadow);border-radius:12px;grid-template-columns:repeat(3,1fr);margin:0 auto;display:grid;overflow:hidden}.logo span{border-right:1px solid var(--line);border-bottom:1px solid var(--line);place-items:center;font-size:20px;font-weight:700;display:grid}.logo span:nth-child(odd){color:var(--given)}.logo span:nth-child(5){background:var(--sel);color:var(--entry)}.eyebrow{letter-spacing:.8px;text-transform:uppercase;color:var(--muted);margin-top:6px;font-size:12px;font-weight:700}.card{background:var(--panel);box-shadow:var(--shadow);border-radius:16px;padding:16px}.card.daily{justify-content:space-between;align-items:center;gap:12px;display:flex}.card.daily .eyebrow{color:var(--accent);margin:0}.daily-date{margin:2px 0;font-size:17px;font-weight:700}.daily-meta{color:var(--muted);font-size:13px}.primary{background:var(--accent);color:var(--accent-text);border-radius:12px;padding:12px 20px;font-weight:700}.primary:hover{filter:brightness(1.08)}.primary:disabled{background:var(--btn);color:var(--muted);cursor:default}.primary small{opacity:.85;font-size:12px;font-weight:500;display:block}.ghost{background:var(--btn);border-radius:12px;padding:11px 14px;font-size:14px;font-weight:600}.ghost:hover{background:var(--btn-hover)}.wide{width:100%}#difficulties{gap:8px;display:grid}.diff{background:var(--panel);box-shadow:0 1px 0 var(--line);text-align:left;border-radius:12px;justify-content:space-between;align-items:baseline;padding:13px 16px;display:flex}.diff:hover{background:var(--rel)}.diff.last{box-shadow:inset 0 0 0 2px var(--accent)}.diff b{font-size:16px}.diff small{color:var(--muted);font-size:13px}.menu-row{grid-template-columns:repeat(3,1fr);gap:8px;margin-top:6px;display:grid}.menu-row .ghost{padding:11px 4px;font-size:13px}.card.center{text-align:center;width:min(320px,100%)}.card h2{margin:0 0 6px}.card p{color:var(--muted);margin:0 0 14px}.modal{width:min(440px,100%);max-height:calc(100dvh - 32px);position:relative;overflow-y:auto}.modal .close{position:absolute;top:8px;right:8px}.modal p,.modal li{color:var(--text);font-size:15px;line-height:1.5}.modal ul{padding-left:20px}.modal .keys{color:var(--muted);font-size:13px}.win-sub{color:var(--muted)!important}.record{color:var(--accent)}.results{grid-template-columns:repeat(2,1fr);gap:8px;margin:12px 0;display:grid}.results div{background:var(--rel);border-radius:10px;padding:8px 12px}.results dt{color:var(--muted);font-size:12px}.results dd{font-variant-numeric:tabular-nums;margin:0;font-size:18px;font-weight:700}.modal-actions{gap:8px;display:grid}.stats{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:14px}.stats th,.stats td{text-align:right;border-bottom:1px solid var(--line);padding:7px 4px}.stats th:first-child{text-align:left}.stats thead th{color:var(--muted);font-size:12px;font-weight:600}.toggle{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:10px 0;display:flex}.toggle span{flex-direction:column;display:flex}.toggle small{color:var(--muted);font-size:12px}.toggle input{width:20px;height:20px;accent-color:var(--accent);flex:none}.toggle select{font:inherit;border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:8px;padding:6px 8px}#set-fill{margin-top:14px}#toast{left:50%;bottom:calc(24px + env(safe-area-inset-bottom));background:var(--thick);color:var(--bg);opacity:0;pointer-events:none;z-index:20;text-align:center;border-radius:12px;max-width:calc(100vw - 32px);padding:10px 16px;font-size:14px;transition:opacity .2s,transform .2s;position:fixed;transform:translate(-50%,20px)}#toast.show{opacity:1;transform:translate(-50%)}.fake-ad{z-index:100;color:#fff;background:#000c;place-items:center;font-size:22px;display:grid;position:fixed;inset:0}@media (prefers-reduced-motion:reduce){.cell,.cell .v{transition:none!important;animation:none!important}}