:root{color-scheme:light;--ink:#29273c;--muted:#686476;--paper:#faf8f2;--lavender:#e5dff7;--accent:#65518b;--line:#ded9e4;--white:#fffefa}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;text-underline-offset:4px}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #70539b;outline-offset:4px}.wrap{max-width:1180px;margin:0 auto;padding-inline:30px}.skip-link{position:absolute;top:-80px;left:16px;background:var(--ink);color:white;z-index:9;padding:12px}.skip-link:focus{top:8px}.site-header{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.wordmark{text-decoration:none;font-weight:800;font-size:25px;letter-spacing:-1.4px;display:inline-flex;align-items:center;gap:7px}.cat-mark{font-size:36px;line-height:1;transform:rotate(-8deg);color:var(--accent)}.brand-dot{color:var(--accent)}nav{display:flex;gap:30px;align-items:center}.site-header nav a{font-size:14px;font-weight:600;text-decoration:none}.nav-play{padding:10px 17px;border:1px solid var(--line);border-radius:7px}.game-section{padding-top:28px;scroll-margin-top:20px}.game-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;gap:20px}.eyebrow{font-size:10px;font-weight:750;letter-spacing:1.8px;margin:0 0 9px;color:var(--accent)}h1{font-size:clamp(36px,5vw,54px);line-height:1.06;letter-spacing:-2.8px;margin:0;font-weight:800}.intro{font-size:15px;line-height:1.55;color:var(--muted);margin:0;text-align:right}.play-layout{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:24px}.game-stage{height:610px;border:1px solid #c9bfd6;border-radius:18px;overflow:hidden;background:#ede7f8;position:relative}.game-stage iframe{width:100%;height:100%;border:0;display:block}.game-cover{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;background:#ede7f8}.board-cover{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.cover-caption{z-index:1;position:relative;text-align:center;display:flex;flex-direction:column;align-items:center;gap:10px;padding:26px 12px 32px;width:100%;background:linear-gradient(0deg,#ede7f8 70%,#ede7f8dd 90%,transparent)}.cover-caption>span:last-child{font-size:12px;color:var(--muted)}.cover-label{font-size:10px;letter-spacing:2px;color:var(--accent);font-weight:750}.start-button,.small-button{display:inline-flex;align-items:center;justify-content:center;gap:35px;background:var(--ink);color:#fff;border:0;border-radius:9px;font-weight:700;padding:14px 24px;text-decoration:none;min-height:46px}.start-button{font-size:19px;min-width:240px;box-shadow:0 4px 0 #171422}.start-button:hover,.small-button:hover{background:#443852}.game-loader{display:none;position:absolute;inset:0;align-items:center;justify-content:center;flex-direction:column;gap:24px;background:#ede7f8}.game-stage[data-gf-state="loading"] .game-loader{display:flex}.walking-cats{font-size:46px;color:var(--accent);animation:breathe 1s infinite alternate}@keyframes breathe{to{opacity:.4;transform:translateY(-8px)}}.game-actions{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 0}.game-actions>div{display:flex;gap:9px;align-items:center}.game-actions button{font-size:12px;border:1px solid var(--line);border-radius:20px;background:transparent;padding:6px 14px;min-height:38px;color:var(--ink)}.game-actions button[aria-pressed="true"]{background:var(--lavender);border-color:var(--accent)}[data-gf-share-msg]{font-size:12px}.rules-card{padding:29px 24px;background:#f0ece4;border-radius:16px;align-self:start}.rules-card h2{font-size:30px;line-height:1.12;letter-spacing:-1px;margin:17px 0 24px}.quick-rules{padding:0;list-style:none;margin:0}.quick-rules li{display:flex;gap:13px;padding:14px 0;border-bottom:1px solid #dcd6d0}.rule-number{font-size:11px;color:#6a5f78;font-weight:700;padding-top:3px}.quick-rules p{font-size:13px;line-height:1.6;margin:0;color:var(--muted)}.quick-rules strong{color:var(--ink);display:block;font-size:14px}.text-link{display:inline-flex;gap:25px;font-size:13px;font-weight:700;margin-top:22px}.tip-note{display:flex;gap:12px;margin-top:24px;padding-top:19px;border-top:1px solid #dcd6d0;color:var(--accent)}.tip-note>span{font-size:24px}.tip-note p{font-size:12px;margin:0;line-height:1.7}.feature-strip{display:flex;justify-content:space-around;gap:20px;border-block:1px solid var(--line);margin:26px 0 60px;padding:19px 0;font-size:12px;color:var(--muted)}.feature-strip b{margin-right:9px;color:var(--accent);font-size:10px}.home-copy{max-width:820px;margin:0 auto 70px}.home-copy h2{font-size:29px;line-height:1.25;letter-spacing:-1px;margin:40px 0 13px}.home-copy h3{font-size:19px;margin:26px 0 8px}.home-copy p,.home-copy li{color:#555064;line-height:1.8}.home-copy details{border-bottom:1px solid var(--line);padding:16px 0}.home-copy summary{cursor:pointer;font-weight:650}.home-copy details p{margin-bottom:0}.feedback-section{border-top:1px solid var(--line);padding:48px 0 56px;display:grid;grid-template-columns:1fr 1.1fr;gap:70px}.feedback-section h2{font-size:35px;letter-spacing:-1px;line-height:1.2;margin:10px 0 18px}.feedback-section p{font-size:14px;color:var(--muted)}.feedback-section label{display:block;font-weight:650;font-size:13px;margin:0 0 6px}.feedback-section label span{font-weight:400;color:var(--muted)}.feedback-section input,.feedback-section textarea{width:100%;border:1px solid #ccc4d7;background:var(--white);border-radius:7px;padding:10px 12px;color:var(--ink);margin-bottom:16px}.feedback-section textarea{resize:vertical;min-height:100px}.feedback-section .small-button{font-size:13px;padding:11px 20px}[data-gf-reply-cancel]{display:none}[data-gf-replying] [data-gf-reply-cancel]{display:inline-block}.comments-empty{display:none}[data-gf-empty]>.comments-empty{display:block}.comment{border-top:1px solid var(--line);padding-top:18px;margin-top:18px}.comment time{font-size:11px;margin-left:10px}.comment button{border:0;background:none;text-decoration:underline}[data-gf-c-owner]{font-size:10px;display:none}[data-gf-owner] [data-gf-c-owner]{display:inline}.site-footer{border-top:1px solid var(--line);padding-block:35px;display:flex;flex-wrap:wrap;gap:15px 30px;align-items:center}.site-footer .wordmark{font-size:22px}.site-footer p{font-size:12px;color:var(--muted);margin:0}.site-footer nav{margin-left:auto;gap:22px;font-size:11px}.site-footer small{width:100%;font-size:10px;color:var(--muted)}.document-page{max-width:760px;margin:45px auto 70px;min-height:60vh}.back-link{font-size:13px;color:var(--muted);display:inline-block;margin-bottom:30px}.document-page h1{font-size:42px;line-height:1.16;margin-bottom:30px;letter-spacing:-1.5px}.prose p,.prose li{line-height:1.85;color:#555064}.prose h2{font-size:24px;line-height:1.3;margin-top:35px}.embed-body{background:#fffaf1;margin:0}.embed-body #purr-game{min-height:0}@media(max-width:800px){.wrap{padding-inline:18px}.site-header{height:72px}.site-header nav{gap:18px}.site-header nav a{font-size:12px}.nav-play{display:none}.play-layout{grid-template-columns:1fr}.rules-card{display:none}.game-heading{margin-bottom:17px}.intro{font-size:12px}.game-stage{height:600px}.feature-strip{gap:8px;margin-bottom:35px;font-size:10px}.feature-strip b{display:block;margin:0}.feedback-section{grid-template-columns:1fr;gap:24px}.site-footer nav{width:100%;margin-left:0;flex-wrap:wrap}.home-copy h2{font-size:25px}}@media(max-width:420px){.game-stage{height:590px}.intro{max-width:125px;font-size:11px}.eyebrow{font-size:8px;letter-spacing:1.2px}h1{font-size:37px}.wordmark{font-size:22px}.game-actions button{padding:6px 11px}.home-copy p,.home-copy li{font-size:15px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.walking-cats{animation:none}}

.version-note{font-size:11px;color:var(--muted);margin:10px 0 0;line-height:1.5}
.game-cover{justify-content:center}.cover-caption{width:auto;max-width:90%;padding:24px 30px;background:#fffefaed;border:1px solid #cfc5df;border-radius:16px;box-shadow:0 10px 35px #30283f1a;backdrop-filter:blur(4px)}
[data-gf-cover][hidden],[data-gf-loading][hidden]{display:none!important}.board-cover{object-fit:contain;padding:48px;opacity:.85}

/* The iframe supplies its content height; no nested game-panel scrollbar. */
.game-stage{min-width:0;transition:none}.game-stage iframe{min-width:0;max-width:100%}.play-layout>div{min-width:0}
.game-stage:fullscreen{width:100%;height:100dvh!important;border:0;border-radius:0;overflow:hidden}
@media(max-width:420px){.wrap{padding-inline:12px}}

/* Both fullscreen modes keep the existing iframe and a visible exit control. */
.purr-fullscreen-toolbar[hidden]{display:none!important}
.purr-fullscreen-toolbar{position:relative;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:56px;padding:8px max(12px,env(safe-area-inset-right)) 8px max(12px,env(safe-area-inset-left));padding-top:max(8px,env(safe-area-inset-top));background:#fffaf1;border-bottom:1px solid #d8cce4;color:#51406c;font-size:12px;line-height:1.4}
.purr-fullscreen-toolbar button{flex-shrink:0;min-height:40px;padding:8px 13px;border:1px solid #ad98c5;border-radius:8px;background:#51406c;color:#fffaf1;font-size:12px;font-weight:700}
.game-stage.purr-expanded{display:grid;grid-template-rows:auto minmax(0,1fr);width:100%;height:100vh!important;height:100dvh!important;max-height:none;border:0;border-radius:0;overflow:hidden;background:#fffaf1}
.game-stage.purr-expanded>.purr-fullscreen-toolbar{grid-area:1/1}
.game-stage.purr-expanded>iframe{position:relative!important;inset:auto!important;grid-area:2/1;width:100%;height:100%;min-height:0}
.game-stage.purr-window-fullscreen{position:fixed;inset:0;z-index:2147483000;max-width:none;margin:0}

.purr-sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.purr-game{--purr-ink:#262340;--purr-purple:#7052a0;--purr-line:#625b75;box-sizing:border-box;width:100%;max-width:430px;margin:0 auto;padding:12px 14px;color:var(--purr-ink);background:#fffaf1;font:15px/1.45 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color-scheme:light}
.purr-game *{box-sizing:border-box}.purr-game{display:flex;flex-direction:column;gap:0;min-width:0}.purr-game>*{min-width:0}.purr-game [hidden]{display:none!important}.purr-game button,.purr-game select{font:inherit}.purr-game button{cursor:pointer;touch-action:manipulation}.purr-game button:disabled{cursor:default;opacity:.5}.purr-game button:focus-visible,.purr-game select:focus-visible,.purr-game summary:focus-visible{outline:3px solid #202c7c;outline-offset:3px}.purr-game p{margin:0}.purr-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.purr-game .purr-top h2{font-size:24px;line-height:1.15;letter-spacing:-1px;margin:3px 0 0}.purr-eyebrow{text-transform:uppercase;font-size:10px;letter-spacing:1.1px;font-weight:750;color:#6a5882}.purr-timer{font-variant-numeric:tabular-nums;font-size:18px;font-weight:650;white-space:nowrap;background:#eee6f5;border-radius:12px;padding:7px 11px}.purr-independent{font-size:11px;color:#655d72;margin-top:4px!important}.purr-picker{margin:9px 0 6px;display:flex;gap:10px;align-items:center}.purr-picker label{font-size:12px;font-weight:700;white-space:nowrap}.purr-picker select{min-width:0;width:100%;min-height:42px;border:1px solid #b6a8c8;border-radius:9px;background:#fffdf8;color:var(--purr-ink);padding:7px}.purr-instruction{font-size:12px;min-height:0;line-height:1.4;color:#5e5570}.purr-modes{display:flex;gap:7px;margin:9px 0}.purr-modes button{flex:1;min-height:44px;display:flex;align-items:center;justify-content:center;gap:7px;border:1px solid #c2b4d5;background:#fffdf8;border-radius:10px;color:#53446a;font-weight:700;font-size:13px}.purr-modes button[aria-pressed=true]{color:#fffaf1;background:#51406c;border-color:#51406c;box-shadow:0 2px 0 #342847}.purr-modes svg{width:23px;height:23px}.purr-mark-icon{font-size:25px;line-height:1}.purr-board{display:grid;grid-template-rows:repeat(var(--purr-size),1fr);width:100%;max-width:350px;aspect-ratio:1;margin:0 auto;border:2px solid var(--purr-ink);border-radius:9px;overflow:hidden;background:var(--purr-ink);touch-action:manipulation}.purr-row{display:grid;grid-template-columns:repeat(var(--purr-size),minmax(0,1fr));min-height:0}.purr-cell{position:relative;display:flex;align-items:center;justify-content:center;width:100%;height:100%;min-width:0;min-height:0;padding:8px;border:1px solid #6e64842e;border-radius:0;color:var(--purr-ink);background:var(--purr-region);line-height:1;-webkit-tap-highlight-color:transparent}.purr-cell svg{width:65%;height:70%;max-height:38px;filter:drop-shadow(0 1px 0 #ffffff99)}.purr-region-0{--purr-region:#e4d4f1}.purr-region-1{--purr-region:#f8e4be}.purr-region-2{--purr-region:#d5e8dc}.purr-region-3{--purr-region:#f0d4d9}.purr-region-4{--purr-region:#d6e5f5}.purr-region-5{--purr-region:#e4e3bc}.purr-cell:hover{filter:brightness(.97)}.purr-cell.purr-edge-top{border-top:2px solid var(--purr-line)}.purr-cell.purr-edge-left{border-left:2px solid var(--purr-line)}.purr-cell.purr-edge-bottom{border-bottom:2px solid var(--purr-line)}.purr-cell.purr-edge-right{border-right:2px solid var(--purr-line)}.purr-region-number{position:absolute;left:4px;top:3px;font-size:10px;line-height:1.1;font-weight:700;color:#4d465d;pointer-events:none}.purr-cell-mark{font-size:27px;color:#65556c;font-weight:400}.purr-cell.purr-highlight{box-shadow:inset 0 0 0 3px #7052a0;z-index:1}.purr-cell.purr-conflict{box-shadow:inset 0 0 0 3px #a32a47}.purr-game .purr-cell:focus-visible{outline:none;box-shadow:inset 0 0 0 4px #202c7c;z-index:2}.purr-board-meta{display:flex;justify-content:space-between;gap:8px;margin:5px 0;color:#665876;font-size:11px;font-weight:650}.purr-rules{font-size:11px;line-height:1.5;color:#655d72}.purr-actions{display:flex;gap:8px;margin:8px 0}.purr-actions button,.purr-hint button,.purr-reset button,.purr-result button{border:1px solid #b8a6cc;border-radius:9px;min-height:44px;padding:8px 10px;background:#f1e8f9;color:#4c3868;font-weight:700;font-size:12px}.purr-actions button{flex:1}.purr-actions button:nth-child(2){flex:1.6;background:#51406c;color:white;border-color:#51406c}.purr-hint,.purr-reset,.purr-result{padding:12px;border:1px solid #cab8df;background:#f2eafb;border-radius:12px;margin:10px 0;font-size:13px}.purr-hint button,.purr-reset button,.purr-result button{margin:9px 5px 0 0}.purr-hint .purr-quiet{background:transparent;border-color:transparent}.purr-result{background:#e8f0df;border-color:#b7c99b}.purr-result strong{font-size:17px}.purr-result p{margin-top:5px}.purr-status{font-size:11px;color:#655d72;min-height:17px}.purr-help{margin-top:5px;font-size:12px;color:#655d72}.purr-help summary{cursor:pointer;min-height:32px;padding:5px 0;color:#51406c;font-weight:650}.purr-help p{margin:8px 0}.purr-loading,.purr-error{padding:35px 10px;text-align:center}.purr-error{color:#8d2943}
@media(max-width:430px){.purr-game{padding:10px}.purr-top h2{font-size:24px!important}.purr-picker{margin-top:8px}.purr-picker label{font-size:11px}.purr-independent{font-size:10px}.purr-instruction{font-size:11px;min-height:0}.purr-board{max-width:336px}.purr-cell{padding:7px}.purr-cell svg{width:68%;height:76%}.purr-modes{margin-top:7px;margin-bottom:9px}.purr-actions{margin-bottom:8px}}
@media(prefers-reduced-motion:reduce){.purr-game *{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* Keep the essential controls directly after the board, without a nested scroller. */
.purr-top{order:0}.purr-independent{order:1}.purr-picker{order:2}.purr-instruction{order:3}.purr-modes{order:4}.purr-board{order:5;flex-shrink:0}.purr-actions{order:6}.purr-board-meta{order:7;flex-wrap:wrap}.purr-rules{order:8}.purr-reset{order:9}.purr-hint{order:10}.purr-result{order:11}.purr-status{order:12;overflow-wrap:anywhere}.purr-help{order:13}
.purr-actions button,.purr-modes button{min-width:0}.purr-hint button,.purr-reset button,.purr-result button{max-width:100%;white-space:normal}.purr-hint,.purr-reset,.purr-result,.purr-help{overflow-wrap:anywhere}
@media(min-width:620px){
 .purr-game{max-width:740px;padding:18px;display:grid;column-gap:20px;grid-template-columns:minmax(0,1fr) 210px;grid-template-areas:"heading heading" "independent independent" "board picker" "board instruction" "board modes" "board actions" "meta rules" "reset reset" "hint hint" "result result" "status status" "help help"}
 .purr-top{grid-area:heading}.purr-independent{grid-area:independent;margin-bottom:12px!important}.purr-board{grid-area:board;align-self:start;max-width:350px}.purr-picker{grid-area:picker;display:block;align-self:start;margin:0}.purr-picker label{display:block;margin-bottom:5px}.purr-picker select{min-height:44px}.purr-instruction{grid-area:instruction;align-self:center}.purr-modes{grid-area:modes;align-self:center;margin:6px 0}.purr-actions{grid-area:actions;align-self:end;margin:6px 0 0;flex-wrap:nowrap;gap:6px}.purr-actions button:nth-child(2){flex:1.6}.purr-board-meta{grid-area:meta;max-width:350px;width:100%;margin:7px auto}.purr-rules{grid-area:rules;font-size:10px;align-self:center;padding-top:6px}.purr-reset{grid-area:reset}.purr-hint{grid-area:hint}.purr-result{grid-area:result}.purr-status{grid-area:status;margin-top:5px}.purr-help{grid-area:help}
}