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:root[data-theme=dark]{--bg:#0e1621;--surface:#17212b;--text:#ecf2f7;--muted:#94a8b9;--faint:#8196a8;--line:#2a3948;--blue:#58b5ed;--blue-hover:#7bc6f3;--blue-soft:#18364c;--wall:#0e1b28;--bubble:#1d2b39;--outgoing:#2b5278;--header:rgba(23,33,43,.95);--shadow:0 18px 60px #0003;--board-line:#40576b;--board-cell:#213344;--success:#214739;--success-ink:#a5dec1;--danger:#522f2c;--danger-ink:#ffc0ac;color-scheme:dark}
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@media(max-width:600px){html{scroll-padding-top:126px}.wrap{width:calc(100% - 36px)}.header-inner{display:grid;grid-template-columns:1fr auto;grid-template-rows:54px 42px;gap:0 10px;height:102px;padding-bottom:6px}.brand{font-size:23px;gap:7px}.brand .icon{width:32px;height:32px}.primary-nav{grid-row:2;grid-column:1;font-size:12px;gap:24px;align-items:center}.primary-nav a{padding:8px 0}.primary-nav a[aria-current=page]:after{bottom:-3px}.header-tools{display:contents}.language{grid-row:1;grid-column:2;justify-self:end;margin-right:48px;font-size:11px;gap:3px}.theme-toggle{grid-row:1;grid-column:2;justify-self:end;width:36px;height:36px;font-size:21px}.header-cta{grid-column:2;grid-row:2;min-height:36px;padding:8px 15px;font-size:11px;justify-self:end;min-width:105px;border-radius:7px}.header-cta .send-mark{font-size:12px}.hero{grid-template-columns:1fr;padding-top:39px;padding-bottom:40px;gap:30px}.hero h1{font-size:clamp(43px,11vw,61px);letter-spacing:-2.6px;margin-bottom:22px}.hero 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@media(max-width:360px){.wrap{width:calc(100% - 28px)}.header-inner{grid-template-columns:1fr 139px}.brand{font-size:21px}.brand .icon{width:28px;height:28px}.hero h1{font-size:42px}.hero-actions{gap:13px}.hero-actions .button{padding:13px 15px}.hero-actions .text-link{font-size:10px}.chat-wall{padding:15px}.filters button{padding:9px 7px}.article-header h1{font-size:34px}.game-card{gap:13px;padding:16px 14px}.game-avatar{width:55px;height:55px}.game-avatar img{width:39px;height:39px}.demo-cell{font-size:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
/* Keep the persistent mobile controls easy to tap. */
@media(max-width:600px){html{scroll-padding-top:132px}.header-inner{grid-template-rows:54px 48px;height:108px}.language{margin-right:48px;gap:0}.language a{min-width:44px;min-height:44px}.theme-toggle{width:44px;height:44px}.header-cta{min-height:44px}.primary-nav a{min-height:44px;display:flex;align-items:center}}
@media(max-width:360px){.header-inner{grid-template-columns:1fr 142px}.brand>.icon{display:none}.brand{font-size:23px}}
/* A native stretched link opens the whole card; the Telegram link stays independent. */
.game-card{position:relative}.game-card h3 a:after{content:"";position:absolute;inset:0;border-radius:12px;z-index:1}.game-actions a{position:relative;z-index:2}.game-card:focus-within{border-color:var(--blue)}.game-card h3 a:focus-visible{outline:none}.game-card h3 a:focus-visible:after{outline:3px solid var(--blue);outline-offset:3px}
.journal-art.has-photo:before{display:none}.journal-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .3s}.journal-card:hover .journal-photo{transform:scale(1.035)}.has-photo .journal-number,.has-photo .journal-type{z-index:1;color:#fff;background:#102536b8;backdrop-filter:blur(5px);padding:4px 8px;border-radius:5px}.real-photo{margin:30px 0;border-radius:12px;overflow:hidden;background:var(--surface);border:1px solid var(--line)}.real-photo>img{width:100%;height:auto;max-height:520px;object-fit:cover}.real-photo figcaption{padding:14px 17px;font-size:12px;line-height:1.7;color:var(--muted)}.real-photo figcaption>span:first-child{display:block}.photo-credit{display:block;font-size:10px;line-height:1.65;color:var(--faint);margin-top:7px}.photo-credit a{color:var(--muted);text-decoration:underline;text-underline-offset:2px}.thumb-credit{margin-top:4px;border-top:1px solid var(--line);padding-top:6px}.thumb-credit .photo-credit{font-size:9px;margin-top:0;line-height:1.6}.detail-photo .real-photo{margin:0}.detail-photo .real-photo>img{height:290px;object-fit:cover}.detail-photo figcaption{font-size:11px}.detail-photo .photo-credit{font-size:9px}
.play-demo{padding:22px}.play-badge{font-size:8px;font-weight:500;letter-spacing:1px;color:var(--blue);margin-left:auto}.play-instruction{font-size:13px;line-height:1.7;color:var(--muted);margin:18px 0 22px}.play-content{min-height:110px}.play-loading{font-size:12px;text-align:center;padding:40px 0}.play-grid{display:grid;grid-template-columns:repeat(var(--cols),minmax(0,1fr));gap:3px;width:min(100%,300px);margin:0 auto;border:1px solid var(--board-line);padding:3px;border-radius:7px;background:var(--board-cell)}.play-cell{display:grid;place-items:center;aspect-ratio:1;min-width:0;padding:0;line-height:1;font-size:23px;font-weight:500;border:1px solid var(--line);border-radius:4px;background:var(--surface);color:var(--text);cursor:pointer;transition:background .15s,box-shadow .15s,transform .15s}.play-cell:hover:not(:disabled){background:var(--blue-soft);box-shadow:inset 0 0 0 1px var(--blue)}.play-cell:focus-visible{outline-offset:1px;z-index:1}.play-cell:disabled{opacity:1;color:var(--muted);cursor:default}.play-cell.selected,.play-cell.editable.selected{box-shadow:inset 0 0 0 2px var(--blue);background:var(--blue-soft)}.play-cell.correct{background:var(--success);color:var(--success-ink)}.play-cell.covered{background:var(--blue-soft);border-color:var(--board-line)}.play-feedback{font-size:13px;line-height:1.65;color:var(--muted);min-height:44px;margin:20px 0 10px}.play-feedback.success{color:var(--success-ink)}.play-feedback.error{color:var(--danger-ink)}.play-footer{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-top:13px;border-top:1px solid var(--line)}.play-progress{font-size:10px;color:var(--faint);line-height:1.5}.play-reset,.play-tools button,.number-bank button,.code-palette button,.guess-slots button{background:var(--surface);color:var(--blue);border:1px solid var(--line);border-radius:7px;min-height:44px;min-width:44px;cursor:pointer;font-size:12px;padding:9px 12px}.play-reset:hover,.play-tools button:hover:not(:disabled),.number-bank button:hover,.code-palette button:hover,.guess-slots button:hover{border-color:var(--blue);background:var(--blue-soft)}.play-reset{font-size:10px;white-space:nowrap}.number-bank{display:flex;flex-wrap:wrap;gap:5px;justify-content:center;margin:17px auto 0;max-width:310px}.number-bank button{font-size:16px;padding:8px;min-width:44px}.number-bank button.selected,.play-tools button.selected,.guess-slots button.selected{background:var(--blue-soft);border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}.play-tools{display:flex;justify-content:center;flex-wrap:wrap;gap:7px;margin:14px auto}.play-tools button{font-size:11px}.mini-sudoku{gap:0;padding:0;border-radius:3px;max-width:325px}.mini-sudoku .play-cell{border-radius:0;border-top:0;border-left:0;font-size:15px;background:var(--board-cell)}.mini-sudoku .play-cell.editable{background:var(--blue-soft);color:var(--blue)}.mini-sudoku .play-cell:nth-child(3n){border-right:2px solid var(--board-line)}.mini-sudoku .play-cell:nth-child(n+19):nth-child(-n+27),.mini-sudoku .play-cell:nth-child(n+46):nth-child(-n+54){border-bottom:2px solid var(--board-line)}.mini-kakuro{max-width:240px}.mini-kakuro .play-cell:disabled:not(.editable){font-size:16px;background:var(--blue-soft);border-color:transparent}.mini-kakuro .editable{font-size:26px}.math-mini{display:grid;grid-template-columns:64px 64px 54px;gap:7px;justify-content:center;align-items:center;text-align:center}.math-mini b{font:15px ui-monospace,monospace;color:var(--muted)}.mini-nonogram{display:grid;grid-template-columns:25px repeat(5,minmax(0,1fr));gap:3px;max-width:300px;margin:auto;text-align:center;align-items:center}.mini-nonogram>b{font:14px ui-monospace,monospace;color:var(--muted)}.mini-nonogram .filled{background:var(--text);color:var(--text);border-color:var(--text)}.mini-lights{max-width:245px;gap:7px;padding:7px}.mini-lights .play-cell{background:var(--board-cell);border-radius:10px;min-height:54px}.mini-lights .play-cell.lit{background:#ffe9a3;color:#c69212;border-color:#d9bc59;box-shadow:inset 0 0 14px #f8d65830}.mini-tictactoe{max-width:245px;gap:5px}.mini-tictactoe .play-cell{font-size:40px}.play-cell.human,.play-cell.human:disabled{color:var(--blue)}.play-cell.computer,.play-cell.computer:disabled{color:#d38746}.mini-connect{background:#236f9b;border-color:#236f9b;gap:5px;padding:7px;max-width:310px}.mini-connect .play-cell{border-radius:50%;font-size:35px;line-height:.7;border:0;box-shadow:inset 0 2px 4px #0002;background:var(--surface)}.mini-connect .play-cell.correct{background:#d7f1db}.mini-reversi{max-width:270px;background:#718e7a;border-color:#53735e;gap:1px;padding:2px}.mini-reversi .play-cell{background:#8fac96;border-color:#6c8d74;border-radius:0;font-size:39px}.mini-reversi .play-cell.black{color:#15231a}.mini-reversi .play-cell.white{color:#fff;text-shadow:0 1px 2px #0006}.mini-reversi .play-cell.legal{color:#234e36;font-size:37px}.mini-reversi .play-cell:hover:not(:disabled){background:#b4cfbb}.mini-chess{gap:0;padding:0;border-radius:3px;max-width:320px}.mini-chess .play-cell{border:0;border-radius:0;background:#dae5ed;color:#142c3d;font-size:29px}.mini-chess .play-cell:nth-child(16n+2),.mini-chess .play-cell:nth-child(16n+4),.mini-chess .play-cell:nth-child(16n+6),.mini-chess .play-cell:nth-child(16n+8),.mini-chess .play-cell:nth-child(16n+9),.mini-chess .play-cell:nth-child(16n+11),.mini-chess .play-cell:nth-child(16n+13),.mini-chess .play-cell:nth-child(16n+15){background:#839fb2}.mini-chess .play-cell.correct{background:#96d8b7}.mini-chess .play-cell.selected{background:#acd6f0;box-shadow:inset 0 0 0 2px #1477ad}.mini-kalah{display:flex;gap:7px;align-items:stretch;max-width:390px;margin:auto}.kalah-store{width:32px;flex-shrink:0;background:var(--board-cell);border:1px solid var(--board-line);border-radius:28px;display:grid;place-items:center;font-size:20px;color:var(--muted)}.kalah-store.own-store{background:var(--blue-soft);border-color:var(--blue);color:var(--blue)}.kalah-pits{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;flex:1;min-width:0}.kalah-pits .play-cell{border-radius:50%;font-size:22px;min-height:40px}.kalah-pits .opponent-pit{background:var(--board-cell)}.kalah-pits .own-pit{border-color:var(--blue);color:var(--blue);background:var(--blue-soft)}.mini-mines{gap:2px;padding:3px}.mini-mines .play-cell{font-size:19px;min-height:40px}.mini-mines .play-cell.opened{background:var(--board-cell);border-color:var(--line)}.mini-mines .number-1{color:var(--blue)}.mini-mines .number-2{color:var(--success-ink)}.mini-mines .number-3{color:var(--danger-ink)}.mini-mines .flagged{color:var(--blue);background:var(--blue-soft)}.mini-sea{gap:3px;background:var(--blue-soft);border-color:var(--blue);padding:5px}.mini-sea .play-cell{font-size:27px;min-height:40px;border-color:var(--board-line)}.mini-sea .hit{background:var(--danger);color:var(--danger-ink)}.mini-sea .miss{color:var(--blue);background:var(--board-cell)}.mini-memory{gap:7px;padding:0;border:0;background:transparent;max-width:300px}.mini-memory .play-cell{aspect-ratio:.8;font-size:30px;border:1px solid var(--board-line)}.mini-memory .covered{color:var(--blue);background:var(--blue-soft);font-size:23px}.mini-memory .correct{color:var(--success-ink);background:var(--success)}.mini-letters .play-cell{min-height:40px;font-size:21px;font-weight:650}.word-list{display:flex;justify-content:center;gap:18px;margin:0 0 15px;font:12px ui-monospace,monospace;color:var(--muted)}.word-list .found{text-decoration:line-through;color:var(--success-ink)}.guess-slots{display:flex;justify-content:center;gap:8px;margin:18px 0}.guess-slots button{font:24px ui-monospace,monospace;width:50px;height:54px;padding:5px;color:var(--text)}.code-palette{display:flex;gap:8px;justify-content:center;margin:15px 0}.code-palette button{font:18px ui-monospace,monospace}.code-palette button:nth-child(1){border-bottom:4px solid #ca664f}.code-palette button:nth-child(2){border-bottom:4px solid #2b9c7d}.code-palette button:nth-child(3){border-bottom:4px solid #457eaf}.code-palette button:nth-child(4){border-bottom:4px solid #b28732}.code-history{max-width:270px;margin:auto}.code-history>div{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding:8px;font:17px ui-monospace,monospace}.code-history span{font-size:12px;color:var(--blue)}
@media(max-width:600px){.play-demo{padding:17px}.play-instruction{font-size:12px;margin:15px 0 20px}.play-feedback{font-size:12px;margin-top:17px;min-height:44px}.play-reset{font-size:9px;padding:8px 10px}.play-progress{font-size:9px;max-width:135px}.play-footer{gap:8px}.mini-sudoku .play-cell{font-size:13px}.mini-chess .play-cell{font-size:25px}.mini-connect .play-cell{font-size:29px}.kalah-store{width:27px;font-size:18px}.kalah-pits{gap:4px}.kalah-pits .play-cell{font-size:19px}.mini-kalah{gap:4px}.photo-credit{font-size:9px}.real-photo figcaption{font-size:11px;padding:12px 14px}.thumb-credit .photo-credit{font-size:8px}.detail-photo .real-photo>img{height:240px}.number-bank{gap:4px}.number-bank button{min-width:44px}.mini-reversi .play-cell{font-size:36px}}
@media(prefers-reduced-motion:reduce){.journal-photo,.play-cell{transition:none}}