:root{--bg:#f6f3ec;--surface:#fff;--ink:#1d1b16;--muted:#6b665c;--line:#ddd6c8;--accent:#e2572b;--accent-ink:#fff;--made:#fff4d6;--good:#1f8a4c;--bad:#b3261e;--move-green:#4f8f4a;--move-yellow:#f2c94c;--move-gray:#6e6a63;font-family:ui-rounded,SF Pro Rounded,system-ui,-apple-system,Segoe UI,sans-serif}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#17161a;--surface:#24222a;--ink:#f2efe8;--muted:#a19c92;--line:#3a3742;--made:#3a3220;--good:#5fd08f;--bad:#ff8a80;--move-green:#538d4e;--move-yellow:#f2c94c;--move-gray:#4a4750;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--bg:#17161a;--surface:#24222a;--ink:#f2efe8;--muted:#a19c92;--line:#3a3742;--made:#3a3220;--good:#5fd08f;--bad:#ff8a80;--move-green:#538d4e;--move-yellow:#f2c94c;--move-gray:#4a4750;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}body{background:var(--bg);min-height:100dvh;color:var(--ink);justify-content:center;margin:0;display:flex}#app{text-align:center;flex-direction:column;align-items:center;gap:24px;width:100%;max-width:480px;padding:24px 16px 40px;display:flex}h1{letter-spacing:-.02em;margin:0;font-size:2.1rem}.target-wrap{flex-direction:column;align-items:center;gap:4px;display:flex}.label{text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-size:.75rem}.target{color:var(--accent);font-variant-numeric:tabular-nums;font-size:4.5rem;font-weight:800;line-height:1}.timer{color:var(--muted);font-variant-numeric:tabular-nums}button{font:inherit;color:inherit;cursor:pointer;border:2px solid var(--line);background:var(--surface);border-radius:12px;transition:transform 80ms,background .15s,border-color .15s}button:active:not(:disabled){transform:scale(.95)}button:disabled{cursor:default;opacity:.45}button:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.tiles{flex-wrap:wrap;justify-content:center;gap:8px;min-height:72px;display:flex}.tile{font-variant-numeric:tabular-nums;border-radius:16px;min-width:58px;height:64px;padding:0 10px;font-size:1.6rem;font-weight:700}.tile.made{background:var(--made)}.tile.selected{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 30%, transparent)}.tile.win{background:var(--good);border-color:var(--good);color:#fff;opacity:1}.ops{gap:10px;display:flex}.op{border-radius:50%;width:56px;height:56px;font-size:1.6rem;font-weight:700}.op.selected{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.status{min-height:1.5em;margin:0;font-weight:600}.status.win{color:var(--good)}.status.error{color:var(--bad)}.status.info{color:var(--muted)}.stats{color:var(--muted);justify-content:center;gap:18px;margin:0;font-size:.85rem;display:flex}.stats span{flex-direction:column;align-items:center;line-height:1.2;display:flex}.stats b{color:var(--ink);font-variant-numeric:tabular-nums;font-size:1.25rem}.retry{align-self:center;font-weight:600;color:var(--accent)!important}.reveal{font:inherit;color:var(--accent);text-underline-offset:3px;cursor:pointer;background:0 0;border:0;padding:0;text-decoration:underline}.reveal:hover{color:var(--ink)}.controls{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.controls button{padding:10px 16px;font-size:.95rem;font-weight:600}.controls .primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}[hidden]{display:none!important}.tile{touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.tile.dragging{opacity:.3}.tile.drop-target{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 12%, var(--surface));transform:scale(1.08)}.tile.pair{border-color:var(--accent)}.tile.ghost{z-index:10;pointer-events:none;border-color:var(--accent);margin:0;transition:none;position:fixed;top:0;left:0;rotate:-3deg;box-shadow:0 10px 24px #0000002e}.picker{z-index:20;background:var(--surface);border:2px solid var(--line);border-radius:18px;flex-direction:column;align-items:center;gap:8px;padding:10px 12px 12px;animation:.12s ease-out pop;display:flex;position:absolute;box-shadow:0 12px 32px #0000002e}.picker-eq{font-variant-numeric:tabular-nums;font-size:1.1rem;font-weight:700}.picker-eq .q{color:var(--accent)}.picker-ops{gap:8px;display:flex}.picker .op{width:48px;height:48px;font-size:1.4rem}@keyframes pop{0%{opacity:0;transform:translateY(4px)scale(.96)}}@media (prefers-reduced-motion:reduce){.picker{animation:none}.tile.ghost{rotate:none}}.difficulty{gap:4px;display:inline-flex}.difficulty i{background:var(--line);border-radius:50%;width:8px;height:8px}.difficulty i.on{background:var(--accent)}.tries{color:var(--muted);align-items:center;gap:10px;min-height:1.4em;font-size:.9rem;font-weight:600;display:flex}.tries .pips{gap:6px;display:inline-flex}.tries .pips i{border:2px solid var(--line);border-radius:50%;width:12px;height:12px}.tries .pips i.current{border-color:var(--accent)}.tries .pips i.used{background:var(--bad);border-color:var(--bad)}.tries .pips i.hit{background:var(--good);border-color:var(--good)}.log{color:var(--muted);font-variant-numeric:tabular-nums;flex-wrap:wrap;justify-content:center;gap:6px 14px;margin:0;padding:0;font-size:.95rem;list-style:none;display:flex}.log li{white-space:nowrap}.log li:last-child{color:var(--ink);font-weight:600}.past-tries{font-variant-numeric:tabular-nums;flex-direction:column;align-self:center;gap:6px;width:100%;max-width:340px;margin:0;padding:0;font-size:.85rem;list-style:none;display:flex}.past-tries>li{grid-template-columns:auto 1fr;align-items:baseline;gap:8px;display:grid}.past-tries-label{color:var(--muted);white-space:nowrap}.chips{flex-wrap:wrap;gap:4px;margin:0;padding:0;list-style:none;display:flex}.chip,.key{white-space:nowrap;border:1px solid #0000;border-radius:6px;padding:2px 7px}.chip.green,.key.green{background:var(--move-green);color:#fff}.chip.yellow,.key.yellow{background:var(--move-yellow);color:#1d1b16}.chip.gray,.key.gray{background:var(--move-gray);color:#fff}.chip.blank{border-color:var(--line);color:var(--muted)}.chip.pending{border-color:var(--line);color:var(--muted);border-style:dashed}.key{font-weight:600}.sr-only{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.tile.miss{background:var(--bad);border-color:var(--bad);color:#fff;opacity:1;animation:.4s shake}@keyframes shake{20%,60%{transform:translate(-6px)}40%,80%{transform:translate(6px)}}@media (prefers-reduced-motion:reduce){.tile.miss{animation:none}}.demo-bar{border:2px dashed var(--line);color:var(--muted);border-radius:14px;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;padding:10px 12px;font-size:.9rem;display:flex}.demo-bar button{padding:6px 12px;font-weight:600}.demo-bar .primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}#title{cursor:default;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;touch-action:manipulation}.tile.fresh{animation:.45s ease-out fresh}@keyframes fresh{0%{transform:scale(.8)}60%{transform:scale(1.08)}to{transform:scale(1)}}@media (prefers-reduced-motion:reduce){.tile.fresh{animation:none}}.shuffle{color:var(--muted);background:0 0;border:0;margin-top:-12px;padding:4px 10px;font-size:.9rem;font-weight:600}.shuffle:hover:not(:disabled){color:var(--ink)}.tiles.shuffled .tile{animation:.35s ease-out fresh}@media (prefers-reduced-motion:reduce){.tiles.shuffled .tile{animation:none}}button{-webkit-tap-highlight-color:transparent}#app{gap:18px;padding-top:12px}.topbar{grid-template-columns:44px 1fr 44px;align-self:stretch;align-items:center;display:grid}.topbar h1{text-align:center}.icon-btn{width:44px;height:44px;color:var(--ink);background:0 0;border:0;border-radius:12px;justify-content:center;align-items:center;padding:0;display:inline-flex}.icon-btn.soft{background:var(--bg)}.meta{flex-wrap:wrap;justify-content:center;align-items:center;gap:6px 14px;display:flex}.meta .timer{font-weight:600}.ops{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px}.op{width:52px;height:52px;font-size:1.5rem}.ops-divider{background:var(--line);width:2px;height:36px;margin:0 2px}.tool{border-color:var(--ink);width:52px;height:52px;color:var(--ink);border-radius:14px;justify-content:center;align-items:center;padding:0;display:inline-flex;position:relative}.tool .badge{box-sizing:border-box;background:var(--ink);min-width:20px;height:20px;color:var(--bg);font-variant-numeric:tabular-nums;border-radius:999px;padding:0 5px;font-size:12px;font-weight:700;line-height:20px;position:absolute;top:-8px;right:-8px}.controls .link,.retry{color:var(--muted);text-underline-offset:3px;background:0 0;border:0;padding:8px 12px;text-decoration:underline}.controls .link:hover:not(:disabled),.retry:hover{color:var(--ink)}.backdrop{z-index:30;background:#00000059;position:fixed;inset:0}body.paused #app .target,body.paused #app .tiles{filter:blur(14px);transition:filter .2s}.menu{z-index:31;box-sizing:border-box;width:min(300px,82vw);padding:calc(16px + env(safe-area-inset-top,0px)) 16px 16px;background:var(--surface);color:var(--ink);text-align:left;flex-direction:column;gap:22px;font-family:inherit;display:flex;position:fixed;top:0;bottom:0;left:0;box-shadow:8px 0 24px #00000026}.menu:not([hidden]){animation:.18s ease-out slide-in}.menu-head{justify-content:space-between;align-items:center;display:flex}.menu-title{letter-spacing:-.02em;font-size:1.6rem;font-weight:700}.menu-item{color:var(--ink);text-align:left;background:0 0;border:0;border-radius:12px;align-items:center;gap:12px;padding:12px 8px;font-weight:600;display:flex}.menu-item:hover{background:var(--bg)}.sheet{z-index:31;box-sizing:border-box;max-width:480px;max-height:85dvh;padding:22px 22px calc(20px + env(safe-area-inset-bottom,0px));background:var(--surface);color:var(--ink);text-align:left;border-radius:22px 22px 0 0;flex-direction:column;gap:16px;margin:0 auto;font-family:inherit;display:flex;position:fixed;bottom:0;left:0;right:0;overflow-y:auto}.sheet:not([hidden]){animation:.2s ease-out slide-up}.sheet-head{justify-content:space-between;align-items:center;display:flex}.sheet h2{margin:0;font-size:1.4rem}.steps{counter-reset:step;flex-direction:column;gap:12px;margin:0;padding:0;line-height:1.45;list-style:none;display:flex}.steps li{counter-increment:step;gap:12px;display:flex}.legend{flex-direction:column;gap:6px;margin:8px 0;display:flex}.legend>span{grid-template-columns:5em 1fr;align-items:baseline;gap:10px;display:grid}.legend .key{text-align:center}.nowrap{white-space:nowrap}.steps li:before{content:counter(step);background:var(--made);width:26px;height:26px;color:var(--ink);border-radius:50%;flex:none;justify-content:center;align-items:center;font-weight:700;display:flex}.sheet .play{background:var(--accent);height:48px;color:var(--accent-ink);border:0;border-radius:14px;font-size:1rem;font-weight:700}.menu-account{border-top:1px solid var(--line);color:var(--muted);flex-direction:column;align-items:flex-start;gap:6px;margin-top:auto;padding:12px 8px 0;font-size:.9rem;display:flex}.menu-account b{color:var(--ink);overflow-wrap:anywhere}.menu-account .link{color:var(--accent);background:0 0;border:0;padding:0;font-weight:600}.back-today{color:var(--accent);background:0 0;border:0;padding:2px 8px;font-size:.85rem;font-weight:600}.cta{box-sizing:border-box;border:1px solid var(--line);background:var(--surface);border-radius:16px;flex-direction:column;align-items:center;gap:10px;max-width:340px;margin:0 auto;padding:14px 16px;display:flex}.cta p{color:var(--muted);margin:0;font-size:.9rem;line-height:1.4}.cta .primary{background:var(--accent);color:var(--accent-ink);border:0;border-radius:12px;padding:10px 22px;font-weight:700}.history{min-height:50dvh}.history-body{flex-direction:column;gap:14px;display:flex}.history-pitch{margin:0;font-size:1.05rem;line-height:1.45}.history-note{color:var(--muted);margin:0;font-size:.85rem;line-height:1.4}.history-body .link{color:var(--accent);background:0 0;border:0;align-self:flex-start;padding:0;font-weight:600}.days{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.day{border:1px solid var(--line);background:var(--surface);width:100%;color:var(--ink);text-align:left;border-radius:12px;grid-template-columns:1fr auto;align-items:center;gap:4px 12px;padding:10px 12px;font-size:.95rem;display:grid}.day:hover{background:var(--bg)}.day[aria-current=true]{border-color:var(--accent)}.day-name{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.day .difficulty{grid-row:2}.day-result{color:var(--muted);grid-area:1/2/span 2;font-size:.85rem;font-weight:600}.day-result.won{color:var(--good)}.day-result.lost,.day-result.gave-up{color:var(--bad)}.day-result.unplayed{color:var(--accent)}@keyframes slide-in{0%{transform:translate(-100%)}}@keyframes slide-up{0%{transform:translateY(100%)}}@media (prefers-reduced-motion:reduce){.menu:not([hidden]),.sheet:not([hidden]){animation:none}}.ops{flex-wrap:nowrap;gap:6px}.op,.tool{flex:none;width:clamp(40px,12.4vw,52px);height:clamp(40px,12.4vw,52px)}.topbar h1,.menu-title{text-transform:uppercase;letter-spacing:.06em}.brand{flex-direction:column;align-items:center;gap:2px;display:flex}.tagline{color:var(--muted);letter-spacing:.01em;margin:0;font-size:.9rem;font-weight:600}.topbar{align-items:start}:root{--glow:color-mix(in srgb, var(--accent) 35%, transparent)}.merge-ghost{box-sizing:border-box;pointer-events:none;border:2px solid var(--accent);background:var(--surface);color:var(--ink);font-variant-numeric:tabular-nums;border-radius:16px;justify-content:center;align-items:center;font-size:1.6rem;font-weight:700;display:flex;position:fixed;box-shadow:0 8px 20px #0000001f}.merge-op{z-index:13;pointer-events:none;color:var(--accent);font-size:1.4rem;font-weight:800;position:fixed}.op.inactive{opacity:.45}.op.inactive:active{transform:none}@media (width>=600px){#menu-open{top:calc(12px + env(safe-area-inset-top,0px));z-index:5;position:fixed;left:16px}}.topbar .brand{grid-column:2}.badges{flex-direction:column;place-self:center end;align-items:flex-end;gap:4px;display:flex}.env-badge,.mode-badge{letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;border-radius:999px;padding:3px 8px;font-size:11px;font-weight:700}.env-badge{background:var(--accent);color:var(--accent-ink)}.mode-badge{background:var(--move-green);color:#fff}.env-badge[hidden],.mode-badge[hidden],.menu-item[hidden]{display:none}.menu-item .grow{flex:1}.switch{background:var(--line);border-radius:999px;flex:none;width:40px;height:24px;transition:background .15s;position:relative}.switch:after{content:"";background:#fff;border-radius:50%;width:18px;height:18px;transition:transform .15s;position:absolute;top:3px;left:3px}[aria-checked=true] .switch{background:var(--move-green)}[aria-checked=true] .switch:after{transform:translate(16px)}.target.shimmer{animation:1.4s shimmer}@keyframes shimmer{20%{color:var(--move-green)}45%{color:var(--move-yellow)}70%{color:var(--move-gray)}}@media (prefers-reduced-motion:reduce){.target.shimmer{animation:none}}.toast{left:16px;right:16px;bottom:calc(20px + env(safe-area-inset-bottom,0px));z-index:40;background:var(--ink);max-width:420px;color:var(--bg);text-align:center;border-radius:14px;margin:0 auto;padding:12px 16px;font-weight:600;position:fixed;box-shadow:0 6px 24px #0003}.toast[hidden]{display:none}