@font-face{font-family:Tomorrow;font-style:normal;font-weight:600;font-display:swap;src:url(/assets/tomorrow-latin-600-normal-BRegFu_b.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2190-2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Tomorrow;font-style:normal;font-weight:600;font-display:swap;src:url(/assets/tomorrow-latin-ext-600-normal-D4qPqbJ-.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Tomorrow;font-style:normal;font-weight:400;font-display:swap;src:url(/assets/tomorrow-latin-400-normal-CV7nL-tW.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2190-2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Tomorrow;font-style:normal;font-weight:400;font-display:swap;src:url(/assets/tomorrow-latin-ext-400-normal-C_TCqqC2.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Jost;font-style:normal;font-weight:100 900;font-display:swap;src:url(/assets/jost-latin-wght-normal-ObQm3Zd1.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2190-2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Jost;font-style:normal;font-weight:100 900;font-display:swap;src:url(/assets/jost-latin-ext-wght-normal-BDUtSsKd.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Jost Fallback;src:local(Arial),local(ArialMT),local(Liberation Sans),local(Helvetica);size-adjust:95.3%;ascent-override:112.3%;descent-override:39.9%;line-gap-override:0%}@font-face{font-family:Tomorrow Fallback;src:local(Arial Bold),local(Arial-BoldMT),local(Liberation Sans Bold),local(Helvetica Bold);size-adjust:108%;ascent-override:92.6%;descent-override:18.5%;line-gap-override:0%}:root{--ground:#07070c;--plate:#0c0c13;--surface:#101018;--line:#1e1e2a;--line-strong:#2e2e3c;--ink:#ececef;--muted:#a3a3ae;--beam:#f6f3ff;--steel:#b9bcc6;--red:#ff5d4f;--green:#3ee07f;--blue:#4d8dff;--display:"Tomorrow", "Tomorrow Fallback", system-ui, sans-serif;--text:"Jost", "Jost Fallback", system-ui, -apple-system, "Segoe UI", sans-serif;--radius:10px;--radius-sm:6px;--ease-out:cubic-bezier(.23, 1, .32, 1);--gutter:clamp(16px, 4vw, 48px);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-padding-top:24px}body{background:var(--ground);color:var(--ink);font-family:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-size:1.0625rem;line-height:1.6;overflow-x:clip}body:before{content:"";pointer-events:none;z-index:-1;background-image:linear-gradient(90deg,#ffffff09 1px,#0000 1px),linear-gradient(#ffffff09 1px,#0000 1px);background-size:48px 48px;height:1100px;position:absolute;inset:0 0 auto;-webkit-mask-image:radial-gradient(120% 80% at 70% 0,#000 30%,#0000 75%);mask-image:radial-gradient(120% 80% at 70% 0,#000 30%,#0000 75%)}h1,h2,h3{font-family:var(--display);letter-spacing:-.01em;text-wrap:balance;overflow-wrap:break-word;margin:0;font-weight:600;line-height:1.05}p{text-wrap:pretty;margin:0}a{color:var(--beam);text-underline-offset:.22em;text-decoration-thickness:1px;transition:text-decoration-color .16s}a:hover{text-decoration-color:#0000}:focus-visible{outline:2px solid var(--beam);outline-offset:3px;border-radius:4px}.wrap{width:100%;max-width:1360px;padding-inline:var(--gutter);margin-inline:auto}.sr-only{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip{z-index:30;background:var(--beam);color:var(--ground);border-radius:var(--radius-sm);padding:10px 14px;font-weight:500;text-decoration:none;position:absolute;top:-64px;left:16px}.skip:focus{top:12px}.label{font-family:var(--display);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-size:.8125rem;font-weight:400;line-height:1.3}kbd{min-width:28px;height:28px;font-family:var(--display);color:var(--ink);border:1px solid var(--line-strong);background:linear-gradient(#191922,#111118);border-bottom-width:2px;border-radius:5px;place-items:center;padding:0 7px;font-size:.8125rem;font-weight:400;line-height:1;display:inline-grid}.btn{min-height:44px;font:500 .9375rem/1.2 var(--text);color:var(--ink);border:1px solid var(--line-strong);border-radius:var(--radius-sm);cursor:pointer;transition:transform .16s var(--ease-out), background-color .16s ease, border-color .16s ease;background:0 0;justify-content:center;align-items:center;gap:8px;padding:0 16px;display:inline-flex}@media (hover:hover) and (pointer:fine){.btn:hover:not(:disabled,[aria-disabled=true]){background:#13131c;border-color:#4a4a5c;transform:translateY(-1px)}.btn-primary:hover:not(:disabled,[aria-disabled=true]){background:#fff;border-color:#fff}}.btn:active:not(:disabled,[aria-disabled=true]){transform:scale(.97)}.btn:disabled,.btn[aria-disabled=true]{cursor:default;color:#7c7c88;border-color:var(--line)}.btn-primary{background:var(--beam);color:var(--ground);border-color:var(--beam)}.btn-primary kbd{min-width:22px;height:22px;color:var(--ground);background:#07070c14;border-color:#07070c40}.btn-icon{width:44px;padding:0}.topbar{justify-content:space-between;align-items:center;gap:16px;min-height:72px;display:flex}.brand{min-height:44px;font-family:var(--display);letter-spacing:.08em;text-transform:uppercase;color:var(--ink);align-items:center;gap:10px;font-size:1rem;font-weight:600;text-decoration:none;display:inline-flex}.topnav ul{gap:4px;margin:0;padding:0;list-style:none;display:flex}.topnav a{min-height:44px;color:var(--muted);border-radius:var(--radius-sm);align-items:center;padding:0 12px;font-size:.9375rem;text-decoration:none;transition:color .16s;display:inline-flex}.topnav a:hover{color:var(--ink)}.menu-toggle{width:44px;height:44px;color:var(--beam);background:var(--plate);border:1px solid var(--line-strong);border-radius:var(--radius-sm);cursor:pointer;transition:transform .16s var(--ease-out), border-color .16s ease;flex:none;justify-content:center;align-items:center;padding:0;display:none}.menu-icon{filter:drop-shadow(0 0 3px #f6f3ff66);display:block;overflow:visible}.menu-icon-line{fill:none;stroke:currentColor;stroke-width:1.6px;stroke-linecap:round;transform-box:fill-box;transform-origin:50%}.menu .menu-icon-line:first-child{transform:translateY(4.5px)rotate(45deg)}.menu .menu-icon-line:nth-child(2){opacity:0}.menu .menu-icon-line:nth-child(3){transform:translateY(-4.5px)rotate(-45deg)}.menu-toggle:active{transform:scale(.97)}@media (hover:hover) and (pointer:fine){.menu-toggle:hover{border-color:#4a4a5c}}@media (width<=1023px){html{scroll-padding-top:72px}.topbar{z-index:20;transition:transform .22s var(--ease-out);background:#07070cf0;position:sticky;top:0}.topbar[data-hidden]{transform:translateY(-100%)}}h1[tabindex="-1"]:focus,h2[tabindex="-1"]:focus{outline:none}@media (width<=767px){.topnav{display:none}.menu-toggle{display:inline-flex}}.menu{width:100%;max-width:none;height:100%;max-height:none;padding:env(safe-area-inset-top,0px) env(safe-area-inset-right,0px) env(safe-area-inset-bottom,0px) env(safe-area-inset-left,0px);color:var(--ink);background-color:var(--ground);overscroll-behavior:contain;z-index:100;background-image:linear-gradient(90deg,#ffffff09 1px,#0000 1px),linear-gradient(#ffffff09 1px,#0000 1px);background-size:48px 48px;border:0;margin:0;position:fixed;inset:0;overflow-y:auto}.menu:not([open]){display:none}.menu[open]{flex-direction:column;display:flex}.menu::backdrop{background:var(--ground)}.menu-bar{justify-content:space-between;align-items:center;gap:16px;min-height:72px;display:flex}.menu .menu-toggle{display:inline-flex}.menu-beam{background:var(--beam);transform-origin:0;height:2px;box-shadow:0 0 6px #f6f3ffb3,0 0 18px #f6f3ff59}.menu-body{flex-direction:column;flex:1;justify-content:space-between;gap:32px;padding-block:24px 32px;display:flex}.menu-links{margin:0;padding:0;list-style:none}.menu-links li{border-bottom:1px solid var(--line)}.menu-links a{min-height:72px;color:var(--ink);font-family:var(--display);letter-spacing:-.01em;align-items:baseline;gap:16px;padding-block:18px;font-size:clamp(1.75rem,8.5vw,2.75rem);font-weight:600;line-height:1.05;text-decoration:none;transition:color .16s;display:flex;position:relative}.menu-index{letter-spacing:.14em;color:var(--muted);font-variant-numeric:tabular-nums;font-size:.8125rem;font-weight:400}.menu-links a:after{content:"";background:var(--beam);transform-origin:100%;width:40px;height:2px;transition:transform .2s var(--ease-out);margin-top:-1px;position:absolute;top:50%;right:16px;transform:scaleX(0);box-shadow:0 0 8px #f6f3ff99}.menu-links a:focus-visible{outline-offset:-2px}.menu-links a:focus-visible,.menu-links a:active{color:var(--beam)}.menu-links a:focus-visible:after,.menu-links a:active:after{transform:scaleX(1)}@media (hover:hover) and (pointer:fine){.menu-links a:hover{color:var(--beam)}.menu-links a:hover:after{transform:scaleX(1)}}.menu-note{color:var(--muted);font-size:.9375rem}@media (prefers-reduced-motion:no-preference){.menu[data-state=open]{animation:menu-in .2s var(--ease-out)}.menu[data-state=open] .menu-beam{animation:beam-sweep .32s var(--ease-out) both}.menu[data-state=open] .menu-links li{animation:link-in .24s var(--ease-out) both;animation-delay:calc(60ms + var(--i,0) * 40ms)}.menu[data-state=closing]{animation:menu-out .16s var(--ease-out) forwards}}@keyframes menu-in{0%{opacity:0}}@keyframes menu-out{to{opacity:0}}@keyframes beam-sweep{0%{transform:scaleX(0)}}@keyframes link-in{0%{opacity:0;transform:translate(-16px)}}.hero{grid-template-columns:minmax(0,1fr);grid-template-areas:"copy""board""side";gap:28px;padding-top:16px;padding-bottom:64px;display:grid}.game{display:contents}.hero-copy{grid-area:copy;align-content:start;gap:16px;display:grid}.hero h1{letter-spacing:-.02em;font-size:clamp(2.5rem,13vw,6.25rem);position:relative}.hero h1 .h1-sub:before{content:"";background:linear-gradient(90deg, #f6f3ff00, var(--beam) 70%);width:min(100%,420px);height:2px;margin-bottom:16px;display:block;box-shadow:0 0 10px #f6f3ff8c,0 0 28px #f6f3ff40}.hero h1 .h1-sub{font-family:var(--text);letter-spacing:0;color:var(--muted);margin-top:14px;font-size:clamp(1.125rem,2vw,1.375rem);font-weight:400;line-height:1.3;display:block}.lead{color:#d4d4da;max-width:44ch;font-size:clamp(1.0625rem,1.6vw,1.1875rem)}.board-card{background:var(--plate);border:1px solid var(--line);border-radius:calc(var(--radius) + 4px);grid-area:board;width:100%;padding:12px;box-shadow:0 40px 80px -40px #000000e6,inset 0 1px #ffffff0a}.board-head{justify-content:space-between;align-items:center;gap:12px;min-height:64px;padding:4px 6px 12px;display:flex}.board-title{white-space:nowrap;flex:none;gap:2px;min-width:0;display:grid}.level-name{font-family:var(--display);font-size:1.25rem;font-weight:600;line-height:1.2}.stats{gap:18px;margin:0;display:flex}.stats div{justify-items:end;gap:2px;display:grid}.stats dt{font-family:var(--display);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-size:.75rem}.stats dd{font-family:var(--display);font-variant-numeric:tabular-nums;align-items:center;gap:8px;margin:0;font-size:1.25rem;line-height:1.2;display:flex}.target-pips{gap:4px;display:inline-flex}.pip{border:2px solid var(--beam);border-radius:50%;width:10px;height:10px}.pip[data-band=r]{border-color:var(--red);border-style:dashed}.pip[data-band=g]{border-color:var(--green);border-style:double;border-width:3px}.pip[data-band=b]{border-color:var(--blue);border-style:dotted}.pip[data-lit]{background:var(--beam);box-shadow:0 0 8px #f6f3ffb3}.solved{flex-wrap:wrap;flex:auto;justify-content:flex-end;align-items:center;gap:14px;min-width:0;display:flex}.solved p{text-align:right;font-family:var(--display);color:var(--beam);flex:14ch;font-size:.9375rem}@media (prefers-reduced-motion:no-preference){.solved{animation:rise .26s var(--ease-out) both}@keyframes rise{0%{opacity:0;transform:translateY(6px)}}}.stage{width:100%;max-width:calc((100vh - 24px) * var(--board-ratio,1));max-width:calc((100svh - 24px) * var(--board-ratio,1));border-radius:var(--radius);background:var(--ground);touch-action:manipulation;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;margin-inline:auto;position:relative;overflow:hidden}.stage:focus-visible{outline-offset:4px}.stage>svg,.stage>canvas{width:100%;height:100%;display:block;position:absolute;inset:0}.stage canvas{opacity:0;cursor:pointer;transition:opacity .32s}.stage[data-engine=ready] canvas[data-drawn]{opacity:1}.tools{flex-wrap:wrap;align-items:center;gap:8px;padding:12px 2px 2px;display:flex}.tool-cell{min-width:40px;font-family:var(--display);color:var(--muted);text-align:center;font-size:.9375rem}.tool-pause{margin-left:auto}.side{grid-area:side;align-content:start;gap:28px;display:grid}.levels ol{grid-template-columns:repeat(5,minmax(44px,1fr));gap:8px;max-width:340px;margin:12px 0 0;padding:0;list-style:none;display:grid}.level-btn{width:100%;min-height:44px;font-family:var(--display);color:var(--muted);background:var(--plate);border:1px solid var(--line);border-radius:var(--radius-sm);cursor:pointer;transition:color .16s ease, border-color .16s ease, transform .16s var(--ease-out);font-size:.9375rem;position:relative}.level-btn:hover{color:var(--ink);border-color:var(--line-strong)}.level-btn:active{transform:scale(.96)}.level-btn[aria-current=true]{color:var(--ground);background:var(--beam);border-color:var(--beam)}.level-btn[data-done]:after{content:"";background:currentColor;width:6px;height:6px;position:absolute;top:5px;right:5px;transform:rotate(45deg)}.legend ul{color:#d4d4da;gap:10px;margin:12px 0 0;padding:0;font-size:.9375rem;list-style:none;display:grid}.legend li{align-items:center;gap:12px;display:flex}.keys{gap:4px;min-width:132px;display:inline-flex}@media (width>=1024px){.hero{grid-template:"copy board""side board"1fr/minmax(300px,.8fr) minmax(0,1.2fr);align-items:start;gap:40px clamp(40px,5vw,80px);min-height:calc(100svh - 72px)}.hero h1{font-size:clamp(4rem,6.6vw,6.25rem)}.board-card{justify-self:end;max-width:max(520px,100svh - 250px)}}.section{border-top:1px solid var(--line);padding-block:clamp(72px,10vw,128px)}.section-head{gap:16px;margin-bottom:48px;display:grid}.section-head h2{font-size:clamp(2rem,4.4vw,3.25rem)}.section-head p{color:#d4d4da;max-width:54ch}@media (width>=900px){.section-head{grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:end;column-gap:64px}}.pieces{grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:16px;margin:0;padding:0;list-style:none;display:grid}@media (width>=1100px){.pieces{grid-template-columns:repeat(3,minmax(0,1fr))}}.piece{background:var(--plate);border:1px solid var(--line);border-radius:var(--radius);grid-template-rows:auto 1fr;grid-template-columns:80px minmax(0,1fr);gap:6px 20px;padding:20px;display:grid}.piece-icon{border-radius:var(--radius-sm);background:linear-gradient(to right, #ffffff0d 1px, transparent 1px) 0 0 / 20px 20px, linear-gradient(to bottom, #ffffff0d 1px, transparent 1px) 0 0 / 20px 20px, var(--ground);border:1px solid var(--line);grid-row:span 2;place-items:center;width:80px;height:80px;display:grid}.piece h3{align-self:end;font-size:1.125rem;line-height:1.25}.piece p{color:#c9c9d1;font-size:.9875rem}.reading{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg, var(--plate), var(--ground));gap:16px 64px;margin-top:40px;padding:28px;display:grid}.reading h3{font-size:1.375rem}.reading p{color:#d4d4da;max-width:52ch}.patterns{grid-template-columns:repeat(auto-fill,minmax(min(100%,240px),1fr));gap:14px 24px;margin:0;padding:0;list-style:none;display:grid}.patterns li{align-items:center;gap:14px;display:flex}.patterns span{line-height:1.35;display:grid}.patterns strong{font-weight:600}.note{color:var(--muted);font-size:.9375rem}@media (width>=900px){.reading{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}.reading h3,.reading>p:first-of-type{grid-column:1}.patterns{grid-area:1/2/span 3;align-content:center}}.controls{gap:48px;display:grid}.controls h3{margin-bottom:16px;font-size:1.25rem}.keymap{margin:0 0 20px}.keymap div{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;min-height:56px;padding:8px 0;display:flex}.keymap dt{color:var(--ink);flex-wrap:wrap;align-items:center;gap:6px;display:flex}.keymap dd{color:#c9c9d1;text-align:right;margin:0}@media (width>=900px){.controls{grid-template-columns:1fr 1fr;gap:64px}}.gen{gap:40px;display:grid}.seed-form{border:1px solid var(--line);border-radius:var(--radius);background:var(--plate);grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-content:start;gap:16px;padding:24px;display:grid}.field{gap:6px;display:grid}.field label{font-family:var(--display);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-size:.8125rem}.field input,.field select{width:100%;min-height:48px;font:400 1.125rem var(--display);color:var(--ink);background:var(--ground);border:1px solid var(--line-strong);border-radius:var(--radius-sm);padding:0 14px}.field input:focus-visible,.field select:focus-visible{outline-offset:1px}.form-actions{flex-wrap:wrap;grid-column:1/-1;gap:10px;display:flex}.error{color:#ff9d93;grid-column:1/-1;font-size:.9375rem}.gen-facts{gap:0;margin:0;padding:0;list-style:none;display:grid}.gen-facts li{border-bottom:1px solid var(--line);color:#c9c9d1;max-width:60ch;padding:18px 0}.gen-facts li:first-child{padding-top:0}.gen-facts strong{font-family:var(--display);color:var(--ink);margin-bottom:4px;font-weight:600;display:block}@media (width>=900px){.gen{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:64px}}.footer{border-top:1px solid var(--line);color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:8px 32px;padding-block:32px 40px;font-size:.9375rem;display:flex}@media (width<=520px){.topnav a{padding:0 8px;font-size:.875rem}.board-card{margin-inline:calc(var(--gutter) * -.5);width:calc(100% + var(--gutter));padding:8px}.board-head{flex-wrap:wrap;padding-bottom:10px}.stats{gap:14px}.stats div{justify-items:start}.tool-pause{margin-left:0}.seed-form{grid-template-columns:1fr;padding:18px}.piece{grid-template-columns:64px minmax(0,1fr);padding:16px}.piece-icon{width:64px;height:64px}.piece-icon svg{width:52px;height:52px}.keys{min-width:120px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;transition-delay:0s!important;animation-duration:.01ms!important;animation-delay:0s!important}}