:root{--bg: #fbfbfa;--fg: #191917;--muted: #63635e;--rule: #e3e2de;--cell-line: #acaba8;--cell-line-dim: #bfbebb;--key-line: #bfbebb;--ring: #494844;--ring-halo: rgba(73, 72, 68, .3);--panel: #ffffff;--exact: #004cad;--accent: #004cad;--present: #f7a23d;--on-exact: #ffffff;--on-present: #2b1401;--absent: #63635e;--share-paper: var(--bg);--key: #f0f0ef;--focus: #004cad;--mono: ui-monospace, "SF Mono", "Cascadia Mono", "Roboto Mono", Menlo, Consolas, monospace;--sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;color-scheme:light}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg: #141519;--fg: #eceff4;--muted: #a2a8b4;--rule: #2f333d;--cell-line: #45484c;--cell-line-dim: #36383c;--key-line: #4b4d52;--ring: #ced1d8;--ring-halo: rgba(206, 209, 216, .3);--panel: #1b1d24;--exact: #2b5fc6;--accent: #5e93e1;--present: #fea845;--on-exact: #ffffff;--on-present: #2b1401;--absent: #a2a8b4;--share-paper: var(--cell-line);--key: #27292d;--focus: #7aa2f7}}:root[data-theme=dark]{color-scheme:dark;--bg: #141519;--fg: #eceff4;--muted: #a2a8b4;--rule: #2f333d;--cell-line: #45484c;--cell-line-dim: #36383c;--key-line: #4b4d52;--ring: #ced1d8;--ring-halo: rgba(206, 209, 216, .3);--panel: #1b1d24;--exact: #2b5fc6;--accent: #5e93e1;--present: #fea845;--on-exact: #ffffff;--on-present: #2b1401;--absent: #a2a8b4;--share-paper: var(--cell-line);--key: #27292d;--focus: #7aa2f7}*{box-sizing:border-box}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}body{margin:0;min-height:100dvh;display:flex;flex-direction:column;background:var(--bg);color:var(--fg);font-family:var(--sans);font-size:16px;line-height:1.45;-webkit-text-size-adjust:100%}button{font:inherit;color:inherit;cursor:pointer}a{color:var(--accent)}:focus-visible{outline:2px solid 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button:hover{background:var(--key)}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;padding:0;background:none;border:none;border-radius:8px;color:var(--fg)}.icon-button:hover{background:var(--key)}main{flex:1;width:100%;max-width:560px;margin:0 auto;padding:12px 8px;display:flex;flex-direction:column;justify-content:center;gap:8px}.claim{margin:0;text-align:center;color:var(--muted);font-size:.88rem;line-height:1.3}.board{display:flex;flex-direction:column;gap:5px;align-items:center;width:100%}.board:focus{outline:none}.row{--gap: clamp(2px, .9vw, 5px);--avail: min( calc(100vw - 16px) , 34rem);--cell: calc((var(--avail) - (var(--len) - 1) * var(--gap)) / var(--len));display:grid;grid-template-columns:repeat(var(--len),minmax(0,1fr));gap:var(--gap);width:100%;max-width:calc(var(--len) * 58px);margin:0 auto}.cell{position:relative;aspect-ratio:1;display:grid;place-items:center;border:max(1px,calc(var(--cell) * .045)) solid var(--cell-line);border-radius:max(2px,calc(var(--cell) * .08));background:transparent;font-family:var(--mono);font-size:clamp(.5rem,calc(var(--cell) * .68),1.5rem);min-width:0;overflow:hidden;font-weight:600;text-transform:none;user-select:none}.cell[data-filled=true]{border-color:var(--muted)}.cell[data-locked=true]{border-color:var(--exact);color:var(--accent)}.cell[data-status=exact]{background:var(--exact);border-color:var(--exact);color:var(--on-exact)}.cell[data-status=present]{background:var(--present);border-color:var(--present);color:var(--on-present)}.cell[data-status=absent]{background:transparent;border-color:var(--cell-line-dim);color:var(--absent)}.cell[data-classhit=true]{border-color:var(--ring);box-shadow:inset 0 0 0 max(1px,calc(var(--cell) * .05)) var(--bg),0 0 0 max(1px,calc(var(--cell) * .05)) var(--ring-halo),0 0 max(3px,calc(var(--cell) * .2)) var(--ring-halo)}.cell.demo{--cell: 26px;width:2em;height:2em;aspect-ratio:auto;display:inline-grid;vertical-align:middle;font-size:.85rem}@keyframes flip{0%{transform:rotateX(0)}50%{transform:rotateX(90deg)}to{transform:rotateX(0)}}.cell.flip{animation:flip .32s ease}@media(prefers-reduced-motion:reduce){.cell.flip{animation:none}}.message{margin:0;min-height:1.4em;text-align:center;font-size:.9rem;color:var(--present)}.signals{display:flex;flex-direction:column;gap:6px}.signal{border:1px solid var(--rule);border-left:3px solid var(--exact);border-radius:4px;background:var(--panel);padding:6px 9px;font-size:.85rem;line-height:1.35}.signal strong{font-family:var(--mono)}.signal.hint{border-left-color:var(--present)}.rollover{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;border:1px solid var(--rule);border-left:3px solid var(--present);border-radius:4px;background:var(--panel);padding:8px 10px;font-size:.85rem;line-height:1.35}.actions{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.ghost{background:none;border:1px solid var(--key-line);border-radius:6px;padding:7px 14px;font-size:.9rem;color:var(--fg);text-decoration:none}.ghost[disabled]{opacity:.45;cursor:default}.rollover-refresh{padding:6px 12px;font-size:.8rem;line-height:1.4;white-space:nowrap;vertical-align:baseline}.hint-count{display:inline-block;min-width:1.4em;margin-left:3px;padding:0 4px;border-radius:999px;background:var(--rule);color:var(--muted);font-family:var(--mono);font-size:.8em;font-variant-numeric:tabular-nums;text-align:center}.primary{background:var(--exact);color:var(--on-exact);border:none;border-radius:6px;padding:10px 18px;font-size:.95rem;width:100%}.check{width:auto;padding:11px 30px;font-weight:600;letter-spacing:.01em}.keyboard{display:flex;flex-direction:column;gap:5px;padding:8px 6px calc(8px + env(safe-area-inset-bottom));width:100%;max-width:560px;margin:0 auto;position:sticky;bottom:0;background:var(--bg)}.kb-row{display:flex;gap:4px;justify-content:center}.key{flex:1 1 auto;min-width:0;height:clamp(38px,5.6dvh,46px);border:1px solid var(--key-line);border-radius:5px;background:var(--key);font-family:var(--mono);font-size:.95rem;padding:0 2px}.key-shift,.key-back{flex:1.4 1 auto;font-size:1rem}.key-enter{flex:2.2 1 auto;font-family:var(--sans);font-size:.75rem}.key-active{border-color:var(--fg)}.key-locked{background:var(--fg);color:var(--bg)}.key[data-state=exact]{background:var(--exact);border-color:var(--exact);color:var(--on-exact)}.key[data-state=present]{background:var(--present);border-color:var(--present);color:var(--on-present)}.key[data-state=absent]{background:var(--bg);border-color:var(--cell-line-dim);color:var(--absent)}.key:disabled{opacity:1;cursor:default}.sheet{border:1px solid var(--rule);border-radius:10px;background:var(--panel);color:var(--fg);padding:16px;width:min(560px,94vw);max-height:88dvh;overflow-y:auto}.sheet::backdrop{background:#00000080}.sheet-body:focus{outline:none}.sheet-body h2{margin:0 0 4px;font-size:1.15rem}.sheet-body h3{margin:18px 0 4px;font-size:.95rem}.sheet-body p{margin:6px 0;font-size:.9rem}.sheet-body ul{margin:6px 0;padding-left:18px;font-size:.9rem}.legend{list-style:none;padding:0}.legend li{margin:8px 0;display:flex;gap:10px;align-items:flex-start}.legend .demo{flex:none}.tour-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}.tour-status{margin:0;font-size:.78rem;color:var(--muted)}.tour-skip{padding:6px 14px;font-weight:600}.tour-premise code{font-family:var(--mono)}.tour-row{--avail: min( calc(94vw - 48px) , 22rem);max-width:calc(var(--len) * 42px);margin:12px auto}.tour-nav{display:flex;justify-content:space-between;gap:8px;margin-top:14px}.tour-nav button{min-width:7em}.tour-rules{text-align:center;margin:12px 0 0}.nudge-close{background:none;border:none;color:var(--muted);font-size:1.2rem;line-height:1;padding:4px 8px}.stats-cracked{margin:0 0 14px;text-align:center;font-size:.9rem}#view-result{max-width:880px;justify-content:flex-start;padding-bottom:32px}#view-result:focus,.reveal-grid:focus{outline:none}.result-nav{display:flex;justify-content:space-between;gap:8px}[data-fact=grid]{justify-self:center;margin:4px auto 10px}.share-main{width:auto;padding:9px 18px}.share-targets{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.share-targets-label{color:var(--muted);font-size:.8rem}.share-targets .ghost{text-decoration:none;padding:5px 12px;font-size:.85rem}#share-note{margin:0}#share-note:empty{display:none}.result-nav .ghost{text-decoration:none;text-align:center}.reveal-grid{display:grid;gap:0}.headline{padding-bottom:6px;text-align:center}.headline-lead{margin:4px 0;font-size:clamp(1rem,4.4vw,1.2rem);font-weight:700;line-height:1.3;text-wrap:pretty}@media(min-width:760px){.reveal-grid[data-layout=two]{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);column-gap:30px;align-items:start}.reveal-grid[data-layout=two]>[data-fact=headline],.reveal-grid[data-layout=two]>[data-fact=notify],.reveal-grid[data-layout=two]>[data-fact=grid]{grid-column:1 / -1}.reveal-grid[data-layout=two]>[data-fact=family]{grid-column:2;grid-row:4 / span 4}.reveal-grid[data-layout=two]>[data-fact=crack],.reveal-grid[data-layout=two]>[data-fact=rule],.reveal-grid[data-layout=two]>[data-fact=reuse],.reveal-grid[data-layout=two]>[data-fact=source]{grid-column:1}}.answer{font-family:var(--mono);font-size:clamp(1.3rem,7vw,2rem);font-weight:700;word-break:break-all;margin:4px 0 2px}.headline-number{font-size:clamp(1.8rem,10vw,2.8rem);font-weight:700;font-variant-numeric:tabular-nums;line-height:1.1;color:var(--accent)}.headline-question{color:var(--muted);font-size:clamp(1rem,4.6vw,1.25rem);margin:4px 0 14px}.fact{border-top:1px solid var(--rule);padding:10px 0}.fact-label{color:var(--muted);font-size:.75rem;text-transform:uppercase;letter-spacing:.04em}.fact p{margin:2px 0 0}.variants{list-style:none;margin:6px 0 0;padding:0}.variants li{display:flex;justify-content:space-between;gap:12px;padding:4px 0;border-bottom:1px dotted var(--rule);font-family:var(--mono);font-size:.85rem}.variants .self{font-weight:700;color:var(--accent)}.variants .count{font-variant-numeric:tabular-nums;color:var(--muted)}.share-preview{font-family:"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",var(--mono);white-space:pre;align-self:start;line-height:1.15;letter-spacing:1px;background:var(--share-paper);border:1px solid var(--rule);border-radius:6px;padding:8px;font-size:.8rem;overflow-x:auto}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;text-align:center;margin:8px 0 14px}.stat-value{font-size:1.5rem;font-weight:700;font-variant-numeric:tabular-nums}.stat-label{font-size:.7rem;color:var(--muted)}.dist-row{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.8rem;margin:3px 0}.dist-bar{background:var(--cell-line);color:var(--fg);padding:1px 6px;border-radius:3px;min-width:1.6em;text-align:right}.dist-row.current .dist-bar{background:var(--exact)}.footnote{color:var(--muted);font-size:.78rem}.footnote a{color:var(--accent)}[data-countdown] .rollover-refresh{margin-left:2px}.result-credit{margin:18px 0 0}.notify-slot{margin:2px 0 12px}.notify-offer[data-offer=full]{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:8px 12px;border:1px solid var(--rule);border-left:3px solid var(--exact);border-radius:8px;background:var(--panel);padding:12px 14px}.notify-icon{color:var(--accent)}.notify-text{margin:0;font-size:.95rem;font-weight:600;line-height:1.3}.notify-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:8px;align-items:center}.notify-primary{width:auto;min-height:44px;padding:10px 18px;font-weight:600}.notify-actions .ghost{min-height:44px;padding:8px 16px;font-size:.9rem}.notify-offer[data-offer=link]{font-size:.85rem}.notify-offer[data-offer=link] .linklike{min-height:44px}.notify-countdown{margin:8px 0 0}.notify-slot:has(>.notify-offer[data-offer=link]):has(>.notify-countdown){display:flex;flex-wrap:wrap;align-items:center;column-gap:.4em}.notify-slot:has(>.notify-offer[data-offer=link])>.notify-countdown{order:-1;margin:0}.notify-slot:has(>.notify-offer[data-offer=link])>.notify-panel{flex-basis:100%}.notify-slot:has(>.notify-countdown)>.notify-offer[data-offer=link]{font-size:.78rem}.notify-slot:has(>.notify-countdown)>.notify-offer[data-offer=link]:before{content:"·";margin-right:.4em;color:var(--muted)}.notify-offer[hidden]+.notify-countdown{margin-top:0}.home .notify-slot{margin:10px 0 0;text-align:left}.linklike{background:none;border:none;padding:0;font:inherit;color:var(--accent);text-decoration:underline;cursor:pointer}.notify-panel{margin:6px 0 0;line-height:1.45}.notify-panel p{margin:4px 0}.notify-panel ol{margin:4px 0;padding-left:20px}#view-home{justify-content:flex-start;gap:0;padding:6px 16px calc(24px + env(safe-area-inset-bottom));text-align:center}#view-home:focus,#view-settings:focus{outline:none}.home-tools{display:flex;justify-content:flex-end;gap:2px;margin-right:-8px}.home-hero{display:flex;flex-direction:column;align-items:center;margin-top:4px}.home-logo{width:72px;height:72px;border-radius:18px}.home-title{margin:12px 0 0;font-family:var(--mono);font-size:clamp(1.9rem,9vw,2.5rem);font-weight:700;letter-spacing:-.02em;line-height:1.1}.home-tagline{margin:6px 0 0;font-size:clamp(1.05rem,4.6vw,1.2rem);font-weight:600;line-height:1.3}.home-pitch{margin:8px 0 0;max-width:26em;color:var(--muted);font-size:.95rem;line-height:1.4;text-wrap:pretty}.home-example{--avail: min( calc(100vw - 64px) , 19rem);max-width:calc(var(--len) * 38px);margin:18px auto 0}.home-date{margin:12px 0 0;color:var(--muted);font-family:var(--mono);font-size:.85rem}.home-actions{display:flex;flex-direction:column;align-items:stretch;gap:10px;width:100%;max-width:320px;margin:20px auto 0}.home-play{min-height:52px;font-size:1.1rem;font-weight:700;letter-spacing:.01em}.home-howto{min-height:44px;font-size:.95rem}.home-yesterday{margin:16px 0 0;font-size:.9rem}.home-yesterday .linklike{min-height:44px}.home-yesterday-line{margin:0;line-height:1.4}.home-yesterday-line:focus{outline:none}.home-yesterday-line .notranslate{font-family:var(--mono);font-weight:600}.home-done{display:flex;flex-direction:column;align-items:center;gap:8px;margin:18px 0 0;padding:14px;border:1px solid var(--rule);border-radius:10px;background:var(--panel)}.home-outcome{margin:0;font-size:1.05rem;font-weight:700}.home-mini{display:flex;flex-direction:column;gap:3px}.mini-row{display:flex;gap:3px;justify-content:center}.mini-cell{width:14px;height:14px;border:1.5px solid var(--cell-line-dim);border-radius:3px}.mini-cell[data-status=exact]{background:var(--exact);border-color:var(--exact)}.mini-cell[data-status=present]{background:var(--present);border-color:var(--present)}.mini-cell[data-classhit=true]{border-color:var(--ring)}.home-streak{margin:0;color:var(--muted);font-size:.85rem}.home-see-result{display:inline-flex;align-items:center;min-height:44px;padding:8px 20px}.home-next{margin:0}.home-footer{margin-top:auto;padding-top:28px}.home-links{display:flex;justify-content:center;flex-wrap:wrap;gap:0 4px;font-size:.88rem}.home-links a{display:inline-flex;align-items:center;min-height:44px;padding:0 10px}.home-footer .footnote{margin:2px 0 0}.menu{margin:0 0 0 auto;width:min(300px,86vw);height:100%;max-width:none;max-height:none;padding:8px 12px calc(16px + env(safe-area-inset-bottom));border:none;border-left:1px solid var(--rule);background:var(--panel);color:var(--fg)}.menu[open]{display:flex;flex-direction:column}.menu::backdrop{background:#00000080}.menu-head{display:flex;align-items:center;justify-content:space-between;padding-left:8px}.menu-brand{font-family:var(--mono);font-weight:600}.menu-nav{display:flex;flex-direction:column;margin-top:8px}.menu-item{display:flex;align-items:center;gap:12px;width:100%;min-height:48px;padding:0 8px;background:none;border:none;border-radius:8px;font-size:1rem;text-align:left}.menu-item:hover,.menu-link:hover{background:var(--key)}.menu-nav hr{width:100%;border:0;border-top:1px solid var(--rule);margin:8px 0}.menu-link{display:flex;align-items:center;min-height:44px;padding:0 8px;border-radius:8px;color:var(--fg);text-decoration:none;font-size:.95rem}.menu-foot{margin-top:auto;padding:0 8px}.menu-foot p{margin:4px 0}#view-settings{justify-content:flex-start;gap:0;padding:12px 16px 32px}.settings-title{margin:14px 0 4px;font-size:1.3rem}.settings-group{margin:18px 0 0;padding:0;border:none;min-width:0}.settings-group legend,.settings-group h3{margin:0 0 8px;padding:0;color:var(--muted);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.segmented{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--key-line);border-radius:8px;overflow:hidden}.segmented label{position:relative;display:flex;align-items:center;justify-content:center;min-height:44px;cursor:pointer;font-size:.95rem}.segmented label+label{border-left:1px solid var(--key-line)}.segmented input{position:absolute;inset:0;margin:0;opacity:0;cursor:pointer}.segmented label:has(input:checked){background:var(--exact);color:var(--on-exact);font-weight:600}.segmented label:has(input:focus-visible){outline:2px solid var(--focus);outline-offset:-4px}.switch-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.switch-text{display:flex;flex-direction:column;gap:2px}.switch-label{font-size:1rem}.switch-desc{color:var(--muted);font-size:.85rem;line-height:1.35}.switch{position:relative;flex:none;width:56px;height:44px;padding:0;background:none;border:none}.switch:before{content:"";position:absolute;inset:8px 2px;border-radius:14px;background:var(--cell-line);transition:background .12s ease}.switch-thumb{position:absolute;top:11px;left:5px;width:22px;height:22px;border-radius:50%;background:var(--bg);transition:transform .12s ease}.switch[aria-checked=true]:before{background:var(--exact)}.switch[aria-checked=true] .switch-thumb{transform:translate(24px);background:var(--on-exact)}.switch:disabled{opacity:.45;cursor:default}@media(prefers-reduced-motion:reduce){.switch:before,.switch-thumb{transition:none}}.settings-note{margin:8px 0 0;color:var(--muted);font-size:.85rem}.settings-button{min-height:44px}.settings-foot{margin:28px 0 0}