:root{--ff:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans",Arial,sans-serif;--bg:#f5f6fb;--sf:#fff;--sf2:#f3f4fa;--ink:#141a3a;--ink2:#394066;--mute:#6a7095;--line:#e2e5f1;--acc:#ff6a3d;--acci:#e2501f;--accs:#fff0ea;--blue:#3b6cf6;--g:#22a06b;--y:#d4a017;--x:#7b8199;--n1:#0b1030;--n2:#1a2260;--sh:0 1px 2px rgba(20,26,58,.05),0 6px 20px rgba(20,26,58,.06);--sh2:0 4px 10px rgba(20,26,58,.08),0 18px 44px rgba(20,26,58,.16);--r:16px;--tile:#fff;--tileb:#d3d7e6}
@media(prefers-color-scheme:dark){:root{--bg:#0a0e24;--sf:#121838;--sf2:#0f1430;--ink:#eef0fb;--ink2:#c9cdea;--mute:#949abd;--line:#252c55;--acc:#ff7d55;--acci:#ff9a7a;--accs:#2a1a1a;--g:#2bb47a;--y:#d8ad2b;--x:#4a5072;--n1:#050818;--n2:#141b4d;--sh:0 1px 2px rgba(0,0,0,.4);--sh2:0 10px 34px rgba(0,0,0,.55);--tile:#121838;--tileb:#353d6a}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}html,body{overflow-x:clip}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Helvetica Neue",Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--acci);text-decoration:none}a:hover{text-decoration:underline}svg{width:20px;height:20px;flex:none}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px;border-radius:6px}
.skip{position:absolute;inset-inline-start:8px;top:-80px;background:var(--acc);color:#fff;padding:8px 14px;border-radius:8px;z-index:99}.skip:focus{top:8px}
.w{max-width:1160px;margin:0 auto;padding:0 20px}
h1,h2,h3{letter-spacing:-.02em;line-height:1.15}
.hd{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--sf) 88%,transparent);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
.hd .w{display:flex;align-items:center;gap:16px;height:62px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:21px;color:var(--ink);letter-spacing:-.03em;white-space:nowrap}.logo:hover{text-decoration:none}.logo svg{width:32px;height:32px}
nav.top{display:flex;gap:2px;flex:1;min-width:0;align-items:center}
nav.top a,details.dd>summary{color:var(--ink2);font-size:14.5px;font-weight:650;padding:7px 10px;border-radius:9px;white-space:nowrap}nav.top a:hover{background:var(--sf2);color:var(--ink);text-decoration:none}nav.top a[aria-current]{color:var(--acci);background:var(--accs)}
details.dd{position:relative}details.dd>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:6px}details.dd>summary::-webkit-details-marker{display:none}details.dd>summary:hover{background:var(--sf2)}
.ddp{position:absolute;inset-inline-end:0;top:calc(100% + 8px);background:var(--sf);border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh2);padding:8px;z-index:60}
.nd .ddp{inset-inline-end:auto;inset-inline-start:0;min-width:250px}.ddp a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:9px;font-size:14.5px;color:var(--ink);font-weight:600}.ddp a:hover{background:var(--sf2);text-decoration:none}.ddp a[aria-current]{background:var(--accs);color:var(--acci)}
.ddp a .gi{width:28px;height:28px;border-radius:8px}.ddp a .gi svg{width:17px;height:17px}
.lngp{display:grid;grid-template-columns:repeat(3,minmax(110px,1fr));gap:2px;max-height:70vh;overflow:auto;width:min(420px,92vw)}.lngp a{display:block;font-weight:500}
.mm{display:none}.mmp{width:min(320px,92vw);display:flex;flex-direction:column}
@media(max-width:900px){nav.top{display:none}.mm{display:block}.spacer{flex:1}}
.gi{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;flex:none;color:#fff;background:var(--c,var(--acc))}.gi svg{width:25px;height:25px}
.hero{background:radial-gradient(800px 360px at 88% -20%,rgba(91,140,255,.45),transparent 60%),radial-gradient(700px 320px at 0% 120%,rgba(255,106,61,.28),transparent 60%),linear-gradient(160deg,var(--n1),var(--n2));color:#fff;padding:64px 0 100px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:-40px;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);pointer-events:none}
.hero .w{position:relative;z-index:1;max-width:880px;text-align:center}
.tilesdeco{display:flex;gap:7px;justify-content:center;margin-bottom:18px}.tilesdeco i{width:44px;height:44px;border-radius:10px;display:grid;place-items:center;font-style:normal;font-weight:800;font-size:22px;color:#fff;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.tilesdeco i:nth-child(1){background:#22a06b}.tilesdeco i:nth-child(2){background:#d4a017}.tilesdeco i:nth-child(3){background:#3a4169}.tilesdeco i:nth-child(4){background:#22a06b}.tilesdeco i:nth-child(5){background:#ff6a3d}
.hero h1{font-size:clamp(34px,6vw,60px);margin:0 0 14px;color:#fff;font-weight:850}
.hero p.lead{color:#cdd3f3;font-size:clamp(16px,2.2vw,19px);max-width:680px;margin:0 auto}
.hero .cta{display:inline-flex;align-items:center;gap:8px;margin-top:26px;background:var(--acc);color:#fff;font-weight:800;padding:14px 24px;border-radius:14px;box-shadow:0 14px 34px rgba(255,106,61,.4)}.hero .cta:hover{background:var(--acci);text-decoration:none}
.stats{display:flex;justify-content:center;gap:clamp(22px,6vw,60px);margin-top:34px;flex-wrap:wrap}.stats div{display:flex;flex-direction:column}.stats b{font-size:30px}.stats span{font-size:13px;color:#a9b0d8}
.sec{padding:52px 0 8px}.sec h2,.sh{font-size:clamp(24px,3.2vw,32px);margin:0 0 6px}.sec .sub{color:var(--mute);margin:0 0 22px}
.lift{margin-top:-58px;position:relative;z-index:2}
.games{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.gc{position:relative;display:flex;flex-direction:column;gap:12px;background:var(--sf);border:1px solid var(--line);border-radius:18px;padding:20px;color:var(--ink);box-shadow:var(--sh);transition:transform .18s,box-shadow .18s,border-color .18s}
.gc:hover{transform:translateY(-3px);box-shadow:var(--sh2);border-color:color-mix(in srgb,var(--c) 45%,var(--line));text-decoration:none}
.gc .top{display:flex;align-items:center;gap:12px}.gc b{font-size:18px;line-height:1.25}.gc p{margin:0;font-size:14.5px;color:var(--mute);line-height:1.5}
.gc .go{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:14px;font-weight:800;color:var(--c)}
.gc .done{position:absolute;top:14px;inset-inline-end:14px;display:none;align-items:center;gap:4px;font-size:12px;font-weight:800;color:var(--g);background:color-mix(in srgb,var(--g) 12%,transparent);padding:3px 9px;border-radius:99px}.gc .done svg{width:14px;height:14px}.gc.played .done{display:inline-flex}
.ar{width:18px;height:18px;transition:transform .18s}.gc:hover .ar{transform:translateX(3px)}[dir=rtl] .ar{transform:scaleX(-1)}
.steps3{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}.step{background:var(--sf);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--sh)}.step .n{width:36px;height:36px;border-radius:11px;background:var(--acc);color:#fff;display:grid;place-items:center;font-weight:800;margin-bottom:12px}.step b{display:block;font-size:17px;margin-bottom:4px}.step p{margin:0;color:var(--mute);font-size:15px}
.ph{background:linear-gradient(180deg,var(--sf),var(--bg));border-bottom:1px solid var(--line);padding:18px 0 22px}
.ph h1{overflow-wrap:anywhere;font-size:clamp(28px,4.4vw,42px);margin:10px 0 8px}.ph .lead{color:var(--ink2);font-size:17.5px;max-width:780px;margin:0}
.ph .hrow{display:flex;gap:16px;align-items:center}.ph .gi{width:54px;height:54px;margin-top:6px}
ol.bc{display:flex;flex-wrap:wrap;gap:6px;list-style:none;padding:0;margin:0;font-size:13.5px;color:var(--mute)}ol.bc li+li:before{content:"/";margin-inline-end:6px;color:var(--line)}ol.bc a{color:var(--mute)}ol.bc a:hover{color:var(--acci)}
.play{padding-top:18px;padding-bottom:8px}
.lay{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;padding-top:28px;padding-bottom:24px;align-items:start}@media(max-width:980px){.lay{grid-template-columns:1fr;gap:8px}}
article{min-width:0;max-width:760px}article h2{font-size:25px;margin:38px 0 10px;display:flex;align-items:center;gap:10px}article h2 svg{color:var(--acc);width:23px;height:23px}article h3{font-size:19px;margin:24px 0 6px}
article p,article li{color:var(--ink2)}article ol,article ul{padding-inline-start:22px}article li{margin:6px 0}
.card{background:var(--sf);border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;margin:14px 0;box-shadow:var(--sh)}.card p{margin:0}
.qa{border-color:color-mix(in srgb,var(--acc) 32%,var(--line));background:linear-gradient(135deg,var(--accs),var(--sf) 78%)}.qa strong{display:flex;align-items:center;gap:8px;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--acci);margin-bottom:6px}.qa strong svg{width:16px;height:16px}.qa p{font-size:17.5px;color:var(--ink)}
details.f{background:var(--sf);border:1px solid var(--line);border-radius:12px;margin:8px 0;padding:0 18px}details.f summary{cursor:pointer;font-weight:650;padding:14px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}details.f summary::-webkit-details-marker{display:none}
details.f summary:after{content:"+";font-size:22px;line-height:1;color:var(--mute);transition:transform .2s}details.f[open] summary:after{transform:rotate(45deg)}details.f p{margin:0 0 16px;color:var(--ink2)}
aside{position:sticky;top:80px;display:flex;flex-direction:column;gap:14px}@media(max-width:980px){aside{position:static}}
.gl{background:var(--sf);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);overflow:hidden}.gl h3{margin:0;font-size:12.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--mute);padding:14px 18px;border-bottom:1px solid var(--line);background:var(--sf2)}
.gl ul{list-style:none;margin:0;padding:8px}.gl li a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;color:var(--ink);font-weight:600;font-size:15px}.gl li a:hover{background:var(--sf2);text-decoration:none}.gl li a .gi{width:30px;height:30px;border-radius:9px}.gl li a .gi svg{width:17px;height:17px}
.gl dl{margin:0;padding:6px 18px 12px}.gl dl div{display:flex;justify-content:space-between;gap:14px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14.5px}.gl dl div:last-child{border:0}.gl dt{color:var(--mute)}.gl dd{margin:0;font-weight:650;text-align:end}
.prose{max-width:760px;padding:26px 0 8px}.prose p,.prose li{color:var(--ink2)}.prose h2{font-size:24px;margin:30px 0 10px}
.arch{display:grid;gap:18px}.arch section{background:var(--sf);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--sh)}.arch h2{display:flex;align-items:center;gap:10px;font-size:19px;margin:0 0 10px}.arch h2 .gi{width:32px;height:32px;border-radius:9px}.arch h2 .gi svg{width:18px;height:18px}
.days{display:flex;flex-wrap:wrap;gap:6px}.days a{font-size:13px;font-weight:700;padding:5px 10px;border-radius:9px;background:var(--sf2);border:1px solid var(--line);color:var(--ink2)}.days a:hover{border-color:var(--acc);text-decoration:none}.days a.w1{background:color-mix(in srgb,var(--g) 18%,var(--sf));border-color:var(--g);color:var(--ink)}.days a.w0{background:color-mix(in srgb,var(--x) 18%,var(--sf))}
footer{margin-top:72px;background:var(--n1);color:#b9bfe2;padding:52px 0 28px;font-size:14px}
footer .cols{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:32px}@media(max-width:800px){footer .cols{grid-template-columns:1fr 1fr}footer .cols>div:first-child{grid-column:1/-1}}
footer h4{color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.08em;margin:0 0 12px}footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}footer a{color:#b9bfe2}footer a:hover{color:#fff}
footer .logo{color:#fff}footer p{margin:12px 0 0;max-width:430px;line-height:1.6}
footer .bot{border-top:1px solid rgba(255,255,255,.08);margin-top:36px;padding-top:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#878dba}
/* ---------- game UI ---------- */
#pz-game{max-width:560px;margin:0 auto;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}
.pz-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}.pz-day{display:flex;flex-direction:column;line-height:1.25}.pz-day b{font-size:16px}.pz-day span{font-size:13px;color:var(--mute)}
.pz-tools{display:flex;gap:6px}.pz-ib{width:38px;height:38px;border-radius:11px;border:1px solid var(--line);background:var(--sf);color:var(--ink);display:grid;place-items:center;font-size:19px;font-weight:800;cursor:pointer}.pz-ib:hover{border-color:var(--acc);text-decoration:none}.pz-ib svg{width:18px;height:18px}
.pz-board{display:flex;flex-direction:column;align-items:center;gap:14px}
.pz-wg{display:grid;gap:6px;width:min(100%,calc(var(--n) * 62px))}.pz-wr{display:grid;grid-template-columns:repeat(var(--n),1fr);gap:6px}
.pz-t{aspect-ratio:1;border:2px solid var(--tileb);border-radius:9px;background:var(--tile);display:grid;place-items:center;font-weight:800;font-size:clamp(20px,6vw,30px);text-transform:uppercase;transition:transform .12s}
.math .pz-t{font-size:clamp(17px,5vw,26px)}
.pz-t.in{border-color:var(--ink2);transform:scale(1.04)}
.pz-t.rv{animation:flip .45s ease}.pz-t.g,.pz-k.g{background:var(--g);border-color:var(--g);color:#fff}.pz-t.y,.pz-k.y{background:var(--y);border-color:var(--y);color:#fff}.pz-t.x,.pz-k.x{background:var(--x);border-color:var(--x);color:#fff}
@keyframes flip{0%{transform:rotateX(0)}50%{transform:rotateX(90deg)}100%{transform:rotateX(0)}}
.shake{animation:shk .4s}@keyframes shk{20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}
.pz-kb{display:flex;flex-direction:column;gap:7px;width:100%}.pz-kr{display:flex;gap:5px;justify-content:center}
.pz-k{flex:1;min-width:0;max-width:46px;height:54px;border:0;border-radius:8px;background:color-mix(in srgb,var(--x) 22%,var(--sf));color:var(--ink);font:700 16px/1 var(--ff);text-transform:uppercase;cursor:pointer;padding:0}.pz-k.wide{max-width:72px;flex:1.5;font-size:12.5px}
.pz-k:active{transform:scale(.95)}
.pz-btn{font:inherit;font-weight:700;font-size:14.5px;padding:10px 16px;border-radius:12px;border:1px solid var(--line);background:var(--sf);color:var(--ink);cursor:pointer;display:inline-flex;align-items:center;gap:6px}.pz-btn:hover{border-color:var(--acc);text-decoration:none}.pz-btn.on{background:var(--ink);color:var(--sf);border-color:var(--ink)}.pz-btn.pri{background:var(--acc);color:#fff;border-color:var(--acc)}.pz-btn.pri:hover{background:var(--acci)}.pz-btn:disabled{opacity:.45;cursor:default}
.pz-row{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;align-items:center}
.pz-tabs{display:flex;background:var(--sf2);border:1px solid var(--line);border-radius:12px;padding:4px;gap:4px}.pz-tabs button{font:inherit;font-weight:700;font-size:14px;border:0;background:none;color:var(--mute);padding:7px 14px;border-radius:9px;cursor:pointer}.pz-tabs button[aria-selected=true]{background:var(--sf);color:var(--ink);box-shadow:var(--sh)}
.pz-info{display:flex;justify-content:space-between;width:100%;max-width:460px;font-size:14px;color:var(--mute);font-weight:650}
.pz-sg{display:grid;grid-template-columns:repeat(9,1fr);width:min(100%,460px);aspect-ratio:1;border:2.5px solid var(--ink);border-radius:10px;overflow:hidden;background:var(--sf)}
.pz-sc{border:0;border-inline-end:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--sf);color:var(--blue);font:700 clamp(17px,5vw,25px)/1 var(--ff);display:grid;place-items:center;padding:0;cursor:pointer;position:relative}
.pz-sc:nth-child(3n){border-inline-end:2px solid var(--ink)}.pz-sc:nth-child(9n){border-inline-end:0}.pz-sc:nth-child(n+19):nth-child(-n+27),.pz-sc:nth-child(n+46):nth-child(-n+54){border-bottom:2px solid var(--ink)}
.pz-sc.gv{color:var(--ink)}.pz-sc.pe{background:var(--sf2)}.pz-sc.same{background:color-mix(in srgb,var(--blue) 16%,var(--sf))}.pz-sc.sel{background:color-mix(in srgb,var(--blue) 30%,var(--sf))}.pz-sc.err{color:#dc2626;background:color-mix(in srgb,#dc2626 12%,var(--sf))}
.nts{position:absolute;inset:2px;display:grid;grid-template-columns:repeat(3,1fr);font-size:clamp(7px,2vw,11px);color:var(--mute);font-weight:600}.nts i{font-style:normal;display:grid;place-items:center}
.pz-np{display:grid;grid-template-columns:repeat(9,1fr);gap:5px;width:min(100%,460px)}.pz-np .pz-k{max-width:none;height:52px;font-size:21px}
.pz-cf{display:flex;gap:8px;width:100%}.pz-ac{position:relative;flex:1}.pz-in{width:100%;font:inherit;font-size:17px;padding:12px 14px;border:2px solid var(--line);border-radius:12px;background:var(--sf);color:var(--ink);outline:0}.pz-in:focus{border-color:var(--blue)}
.pz-sug{position:absolute;inset-inline:0;top:calc(100% + 4px);list-style:none;margin:0;padding:6px;background:var(--sf);border:1px solid var(--line);border-radius:12px;box-shadow:var(--sh2);z-index:20}.pz-sug:empty{display:none}.pz-sug li{padding:8px 10px;border-radius:8px;cursor:pointer}.pz-sug li:hover,.pz-sug li:first-child{background:var(--sf2)}
.pz-left{margin:0;font-size:14px;color:var(--mute);font-weight:650}.pz-hints{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.pill{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;padding:5px 12px;border-radius:99px;background:var(--sf);border:1px solid var(--line);color:var(--ink2)}
.pz-cl{list-style:none;margin:0;padding:0;width:100%;display:grid;gap:6px}.pz-cr{display:grid;grid-template-columns:1fr auto 34px 64px;gap:10px;align-items:center;background:var(--sf);border:1px solid var(--line);border-radius:12px;padding:10px 12px;font-size:15px}.pz-cr b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pz-cr .dir{font-size:20px;text-align:center}
.pz-cr .pc{font-weight:800;text-align:center;border-radius:8px;padding:3px 0;background:linear-gradient(90deg,color-mix(in srgb,var(--g) 40%,transparent) var(--p),var(--sf2) var(--p))}.pz-cr.win{border-color:var(--g);background:color-mix(in srgb,var(--g) 14%,var(--sf))}.pop{animation:pop .35s}@keyframes pop{0%{transform:scale(.94);opacity:0}100%{transform:none;opacity:1}}
.pz-target{display:flex;flex-direction:column;align-items:center;background:var(--ink);color:var(--sf);border-radius:18px;padding:10px 34px}.pz-target span{font-size:12.5px;text-transform:uppercase;letter-spacing:.1em;opacity:.75}.pz-target b{font-size:48px;line-height:1.1;font-variant-numeric:tabular-nums}
.pz-tiles{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;min-height:62px}.pz-tile{min-width:62px;height:58px;padding:0 10px;border-radius:12px;border:2px solid var(--line);background:var(--sf);color:var(--ink);font:800 22px/1 var(--ff);cursor:pointer;font-variant-numeric:tabular-nums}.pz-tile.on{border-color:var(--blue);background:color-mix(in srgb,var(--blue) 14%,var(--sf))}.pz-tile.hit{border-color:var(--g)}
.pz-ops{display:flex;gap:8px}.pz-op{width:58px;height:50px;border-radius:12px;border:0;background:var(--sf2);border:1px solid var(--line);color:var(--ink);font:800 24px/1 var(--ff);cursor:pointer}.pz-op.on{background:var(--acc);color:#fff;border-color:var(--acc)}.pz-op:disabled{opacity:.4}
.pz-steps{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:4px;font-variant-numeric:tabular-nums;color:var(--ink2);font-weight:650;text-align:center}
.pz-mw{width:100%;overflow-x:auto;display:flex;justify-content:center}.pz-mg{display:grid;grid-template-columns:repeat(var(--w),minmax(22px,34px));gap:2px;background:var(--line);padding:2px;border-radius:10px}
.pz-mc{aspect-ratio:1;border:0;border-radius:5px;background:color-mix(in srgb,var(--blue) 22%,var(--sf));font:800 clamp(12px,3.4vw,17px)/1 var(--ff);cursor:pointer;padding:0;display:grid;place-items:center;color:var(--ink)}.pz-mc:hover{filter:brightness(1.08)}.pz-mc.op{background:var(--sf)}.pz-mc.boom{background:#dc2626}.pz-mc.rv{background:var(--sf2)}
.pz-mc.n1{color:#2563eb}.pz-mc.n2{color:#16a34a}.pz-mc.n3{color:#dc2626}.pz-mc.n4{color:#7c3aed}.pz-mc.n5{color:#b45309}.pz-mc.n6{color:#0891b2}.pz-mc.n7{color:var(--ink)}.pz-mc.n8{color:var(--mute)}
.pz-area{width:100%;display:flex;justify-content:center}
.pz-qg{display:grid;grid-template-columns:repeat(var(--n),1fr);width:min(100%,480px);aspect-ratio:1;border:3px solid var(--ink);border-radius:10px;overflow:hidden;touch-action:none;user-select:none}
.pz-qc{border:0;border-right:1px solid rgba(20,26,58,.18);border-bottom:1px solid rgba(20,26,58,.18);font:inherit;font-size:clamp(18px,5vw,30px);font-weight:800;color:#141a3a;display:grid;place-items:center;cursor:pointer;padding:0;line-height:1}
.pz-qc.bt{border-top:2.5px solid var(--ink)}.pz-qc.bl{border-left:2.5px solid var(--ink)}.pz-qc.br{border-right:2.5px solid var(--ink)}.pz-qc.bb{border-bottom:2.5px solid var(--ink)}
.pz-qc.x{color:rgba(20,26,58,.45);font-size:clamp(14px,3.6vw,22px)}.pz-qc.bad{color:#d61f1f;background-image:repeating-linear-gradient(45deg,rgba(214,31,31,.22) 0 5px,transparent 5px 10px)}
.q0{background:#f7b9b0}.q1{background:#b9d8f7}.q2{background:#c6ebb5}.q3{background:#f8df9c}.q4{background:#d9c2f2}.q5{background:#a8e4dc}.q6{background:#f5c3df}.q7{background:#d8d8d8}.q8{background:#ffcf9e}
.pz-bg{display:grid;grid-template-columns:repeat(var(--n),1fr);gap:4px;width:min(100%,460px);aspect-ratio:1;padding:4px;background:var(--line);border-radius:12px}
.pz-bc{border:0;border-radius:8px;background:var(--sf);cursor:pointer;position:relative;padding:0}.pz-bc.gv{background:var(--sf2)}
.pz-bc.s::after,.pz-bc.m::after{content:"";position:absolute;inset:18%;border-radius:50%}
.pz-bc.s::after{background:radial-gradient(circle at 35% 35%,#ffd36b,#f59e0b);box-shadow:0 0 0 3px rgba(245,158,11,.25)}
.pz-bc.m::after{inset:16%;background:transparent;box-shadow:inset -.32em -.06em 0 .02em #4f6bed;border-radius:50%;font-size:clamp(14px,4vw,24px)}
.pz-bc.gv.s::after,.pz-bc.gv.m::after{opacity:.92}.pz-bc.gv{box-shadow:inset 0 0 0 2px var(--line)}
.pz-bc.bad{background:#ffe1de}@media(prefers-color-scheme:dark){.pz-bc.bad{background:#4a1f25}}
.pz-pw{position:relative;width:min(100%,460px);aspect-ratio:1;touch-action:none;user-select:none}
.pz-pg{display:grid;grid-template-columns:repeat(var(--n),1fr);gap:3px;width:100%;height:100%;padding:3px;background:var(--line);border-radius:12px}
.pz-pc{background:var(--sf);border-radius:7px;display:grid;place-items:center;position:relative;z-index:2;pointer-events:auto}.pz-pc.on{background:#ccefe9}@media(prefers-color-scheme:dark){.pz-pc.on{background:#123d3a}}
.pz-ps circle{fill:var(--ink)}.pz-ps text{fill:var(--sf);font-size:.32px;font-weight:800;text-anchor:middle;dominant-baseline:central;font-family:var(--ff)}
.pz-ps{position:absolute;inset:3px;width:calc(100% - 6px);height:calc(100% - 6px);pointer-events:none;z-index:3}.pz-ps polyline{fill:none;stroke:#0d9488;stroke-width:.36;stroke-linecap:round;stroke-linejoin:round;opacity:.85}
.solved{animation:pzwin .9s ease}@keyframes pzwin{40%{transform:scale(1.03)}}
.pz-nw{width:100%;overflow-x:auto;display:flex;justify-content:center}.pz-ng{display:grid;grid-template-columns:auto repeat(var(--n),minmax(24px,36px));touch-action:none}
.pz-ng .cc{display:flex;flex-direction:column;justify-content:flex-end;align-items:center;font-size:12.5px;font-weight:800;color:var(--ink2);padding-bottom:4px;line-height:1.25}.pz-ng .rc{display:flex;gap:5px;justify-content:flex-end;align-items:center;font-size:12.5px;font-weight:800;color:var(--ink2);padding-inline-end:6px}.pz-ng i{font-style:normal}.pz-ng .ok{color:var(--g);opacity:.7}
.pz-nc{aspect-ratio:1;border:1px solid var(--line);background:var(--sf);padding:0;cursor:pointer;position:relative}.pz-nc.vr{border-inline-end:2px solid var(--ink2)}.pz-nc.hr{border-bottom:2px solid var(--ink2)}.pz-nc.f{background:var(--ink)}.pz-nc.x:after{content:"✕";position:absolute;inset:0;display:grid;place-items:center;color:var(--mute);font-size:13px}
.solved .pz-nc.f{background:#db2777;transition:background .4s}
#pz-toast{position:fixed;left:50%;top:84px;transform:translate(-50%,-16px);background:var(--ink);color:var(--sf);font-weight:700;padding:10px 18px;border-radius:12px;opacity:0;pointer-events:none;transition:.2s;z-index:120;box-shadow:var(--sh2)}#pz-toast.on{opacity:1;transform:translate(-50%,0)}
.pz-md{position:fixed;inset:0;background:rgba(6,9,30,.55);display:grid;place-items:center;z-index:110;padding:16px;animation:fade .2s}@keyframes fade{from{opacity:0}}
.pz-mb{background:var(--sf);color:var(--ink);border-radius:20px;box-shadow:var(--sh2);width:min(440px,100%);max-height:90vh;overflow:auto;padding:20px 22px 22px}.pz-mh{display:flex;justify-content:space-between;align-items:center;gap:10px}.pz-mh h2{margin:0;font-size:24px}.pz-x{border:0;background:var(--sf2);color:var(--ink);width:36px;height:36px;border-radius:10px;font-size:22px;cursor:pointer}
.pz-line{color:var(--ink2);font-weight:650;margin:10px 0}.pz-st{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:14px 0}.pz-st div{display:flex;flex-direction:column;align-items:center;text-align:center;background:var(--sf2);border-radius:12px;padding:10px 4px}.pz-st b{font-size:24px}.pz-st span{font-size:11.5px;color:var(--mute);line-height:1.25}
.pz-mb h3{font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:var(--mute);margin:12px 0 8px}.pz-dist{display:grid;gap:5px}.pz-dist div{display:flex;gap:8px;align-items:center;font-size:13px;font-weight:700}.pz-dist span{width:30px;text-align:end}.pz-dist i{font-style:normal;background:var(--g);color:#fff;border-radius:6px;padding:2px 8px;text-align:end;min-width:24px}
.pz-best{font-weight:700;margin:8px 0}.pz-next{font-weight:700;color:var(--mute);text-align:center;font-variant-numeric:tabular-nums}.pz-mb .pz-row{margin-top:10px}
@media(max-width:420px){.pz-k{height:50px;font-size:14px}.pz-cr{grid-template-columns:1fr auto 28px 54px;font-size:14px;gap:6px}}
@media print{.hd,footer,aside,#pz-game{display:none}.lay{display:block}body{background:#fff}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}