:root{--bg:#000;--ink:#FFF;--paper:#0C0C0C;--mute:#9B9B9B;--rule:rgba(255,255,255,.18);--txt:#DCDCDC;--sans:'Archivo','Helvetica Neue',Arial,sans-serif;--mono:'Space Mono',ui-monospace,monospace}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:var(--ink);color:var(--bg)}
a{color:inherit}
.mono{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.small{font-size:13.5px}
code{font-family:var(--mono);font-size:.82em;background:rgba(127,127,127,.18);padding:.1em .35em}
.display{font-family:var(--sans);font-weight:800;text-transform:uppercase;letter-spacing:-.015em;line-height:.96}
.display em{font-style:normal;color:transparent;-webkit-text-stroke:2px var(--ink)}

.notice{background:#FFF;color:#000;text-align:center;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;padding:9px 14px;line-height:1.5}
.notice a{color:#000;text-decoration:underline;text-underline-offset:3px}

.bar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;background:rgba(0,0,0,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--ink)}
.mark{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-weight:700;font-size:14px;letter-spacing:.3em;text-decoration:none}
.nav{display:none;gap:26px}.nav a{text-decoration:none;color:var(--mute);font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase}.nav a:hover{color:var(--ink)}
.count{display:flex;align-items:center;gap:6px;color:var(--mute)}.count b{color:var(--ink);font-weight:700}
.count i{width:7px;height:7px;background:var(--ink);display:block;animation:blink 1.6s steps(2) infinite}
@keyframes blink{50%{opacity:.15}}

.hero{position:relative;padding:54px 20px 36px;overflow:hidden;border-bottom:1px solid var(--ink)}
.hero-in{position:relative;z-index:2;max-width:920px}
.hero-art{position:relative;z-index:2;margin-top:36px;border:2px solid var(--ink);max-width:1080px}
.hero-art img{display:block;width:100%;height:auto;filter:grayscale(1) contrast(1.07)}
.hero-art figcaption{padding:10px 12px;border-top:2px solid var(--ink);color:var(--mute)}
.kicker{color:var(--mute);margin-bottom:18px}
.hero h1{font-size:clamp(46px,13.5vw,124px)}
.lede{font-size:17px;line-height:1.6;max-width:540px;margin:22px 0 26px;color:var(--txt)}
.cta{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 24px;font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;border:2px solid var(--ink);cursor:pointer;transition:transform .15s,background .15s,color .15s;background:transparent;color:var(--ink)}
.btn:active{transform:translateY(1px)}
.btn.ink{background:var(--ink);color:var(--bg)}.btn.ink:hover{background:transparent;color:var(--ink)}
.btn.line{background:transparent;color:var(--ink)}.btn.line:hover{background:var(--ink);color:var(--bg)}
.btn.sm{height:46px;padding:0 18px}
.hero-foot{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:40px;padding-top:14px;border-top:1px solid var(--rule);color:var(--mute)}

.sec{padding:72px 20px;max-width:1080px;margin:0 auto;border-bottom:1px solid var(--rule)}
.sec.inv{--bg:#FFF;--ink:#000;--paper:#F1F1F1;--mute:#5C5C5C;--rule:rgba(0,0,0,.18);--txt:#262626;background:#FFF;color:#000;max-width:none;padding-left:max(20px,calc(50% - 540px));padding-right:max(20px,calc(50% - 540px))}
.art-no{color:var(--ink);margin-bottom:16px;display:flex;align-items:center;gap:12px;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.art-no:after{content:"";height:2px;width:56px;background:var(--ink)}
.sec h2{font-size:clamp(30px,8vw,52px);margin-bottom:22px;max-width:820px}
.body{max-width:620px;font-size:16px;line-height:1.65;color:var(--txt)}
.body+.body{margin-top:14px}

.toy{margin:32px 0 24px;background:var(--paper);border:2px solid var(--ink);padding:16px}
.toy-rule{display:grid;grid-template-columns:repeat(8,1fr);gap:6px;margin-bottom:14px}
.cell8{display:flex;flex-direction:column;align-items:center;gap:4px;background:none;border:0;cursor:pointer;padding:6px 0}
.cell8:hover{background:rgba(127,127,127,.12)}
.cell8 .top{display:flex;gap:2px}.cell8 i{display:block;width:9px;height:9px;border:1px solid var(--ink)}
.cell8 i.on{background:var(--ink)}
.cell8 .out{width:9px;height:9px;border:1px solid var(--ink)}
.cell8 .out.on{background:var(--ink)}
.toy-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px;color:var(--mute)}
.toy-meta b{color:var(--ink);font-weight:700}
.toy-meta span{margin-right:auto}
#toyCanvas{display:block;width:100%;aspect-ratio:1.6;image-rendering:pixelated;background:var(--paper)}
.chip{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;background:transparent;border:1px solid var(--ink);color:var(--ink);padding:8px 12px;cursor:pointer}
.chip:hover{background:var(--ink);color:var(--bg)}

.forms{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:32px 0 24px}
.form{position:relative;background:var(--paper);border:2px solid var(--ink);overflow:hidden}
.form svg{display:block;width:100%;height:auto}
.form figcaption{padding:12px 12px 14px}
.form figcaption b{display:block;font-weight:700;font-size:19px;letter-spacing:-.01em;text-transform:uppercase}
.form figcaption span{color:var(--mute);font-size:13.5px;line-height:1.4;display:block;margin-top:2px}
.pals{display:flex;flex-wrap:wrap;gap:8px}
.pal{border:1px solid var(--rule);padding:7px 11px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase}

.ledger{margin:32px 0;border-top:2px solid var(--ink)}
.l-row{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:14px 0;border-bottom:1px solid var(--rule)}
.l-row .k{color:var(--mute)}.l-row .v{font-size:20px;font-weight:700;white-space:nowrap}.l-row .v b{font-weight:800}
.l-row .v.mono{font-size:12px;color:var(--ink)}
.meter{position:relative;height:10px;margin:6px 0 4px;background:repeating-linear-gradient(90deg,rgba(127,127,127,.25) 0 1px,transparent 1px 10px)}
.meter div{height:100%;width:0;background:var(--ink);transition:width .8s}
.meter .tick{position:absolute;top:-4px;bottom:-4px;width:2px;background:var(--ink)}

.steps{list-style:none;margin:10px 0 28px}
.steps li{display:grid;grid-template-columns:44px 1fr;gap:6px;padding:18px 0;border-bottom:1px solid var(--rule)}
.steps li>span{color:var(--ink);font-weight:700;padding-top:3px}
.steps b{font-weight:700}
.code{border:2px solid var(--ink);background:var(--paper);margin-bottom:12px}
.code-top{display:flex;justify-content:space-between;align-items:center;padding:8px 8px 8px 14px;border-bottom:1px solid var(--rule);color:var(--mute)}
.code pre{font-family:var(--mono);font-size:12.5px;line-height:1.7;padding:16px 14px;overflow-x:auto;white-space:pre}
.code.dark{background:#000;color:#FFF;border-color:#000}
.sec.inv .code.dark{border-color:#000}
.code.dark .code-top{border-color:rgba(255,255,255,.25);color:#9B9B9B}
.code.dark .chip{color:#FFF;border-color:rgba(255,255,255,.4)}
.caddr{color:inherit;text-decoration:underline;text-underline-offset:3px}
.check{margin-top:26px}
.check label{display:block;color:var(--mute);margin-bottom:8px}
.check-row{display:flex;gap:8px}
.check input{flex:1;min-width:0;height:46px;padding:0 12px;font-family:var(--mono);font-size:13px;background:var(--paper);border:1px solid var(--ink);color:var(--ink);outline:none}
.check input:focus{border-width:2px}
#whoOut{margin-top:10px;text-transform:none;letter-spacing:.02em;min-height:1.4em}

.gallery{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:28px}
.gallery a{display:block;border:2px solid var(--ink);background:var(--paper);text-decoration:none;transition:transform .2s}
.gallery a:hover{transform:translateY(-3px)}
.gallery svg{display:block;width:100%;height:auto}
.empty{grid-column:1/-1;color:var(--mute);padding:40px 0;text-align:center;border:1px dashed var(--rule)}

details{border-bottom:1px solid var(--rule);max-width:760px}
summary{cursor:pointer;list-style:none;padding:20px 0;font-size:17px;font-weight:600;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";font-family:var(--mono);color:var(--ink)}
details[open] summary:after{content:"−"}
details p{padding:0 0 22px;max-width:620px;color:var(--txt)}

.foot{display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;padding:26px 20px 40px;max-width:1080px;margin:0 auto;color:var(--mute)}
.foot a{text-decoration:none}.foot a:hover{color:var(--ink)}

.rv{opacity:0;transform:translateY(14px);transition:opacity .7s,transform .7s}.rv.in{opacity:1;transform:none}

@media (min-width:760px){
  .bar{padding:16px 36px}.nav{display:flex}
  .hero{padding:84px 36px 48px}.sec{padding:110px 36px}
  .sec.inv{padding-left:max(36px,calc(50% - 540px));padding-right:max(36px,calc(50% - 540px))}
  .forms{grid-template-columns:repeat(4,1fr)}
  .gallery{grid-template-columns:repeat(4,1fr)}
  .foot{padding:30px 36px 50px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

.mk-pill{text-decoration:none;border:1px solid var(--ink);padding:7px 10px;color:var(--ink);white-space:nowrap;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase}.mk-pill:hover{background:var(--ink);color:var(--bg)}
@media (max-width:420px){.bar .count{display:none}}

/* ---- mobile-first nav + smoothness ---- */
@view-transition{navigation:auto}
::view-transition-old(root),::view-transition-new(root){animation-duration:.28s;animation-timing-function:cubic-bezier(.2,.7,.2,1)}
html{scroll-padding-top:72px}
body{-webkit-tap-highlight-color:transparent;padding-bottom:calc(64px + env(safe-area-inset-bottom))}
a,button,.btn,summary,select{touch-action:manipulation}
.nav{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:30;gap:0;justify-content:space-around;overflow-x:auto;scrollbar-width:none;padding:0 6px env(safe-area-inset-bottom);background:rgba(0,0,0,.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--ink)}
.nav::-webkit-scrollbar{display:none}
.nav a{flex:0 0 auto;display:flex;align-items:center;min-height:56px;padding:0 10px;position:relative;transition:color .2s}
.nav a[aria-current="page"],.nav a.on{color:var(--ink)}
.nav a[aria-current="page"]:after,.nav a.on:after{content:"";position:absolute;left:10px;right:10px;top:0;height:3px;background:var(--ink)}
.mk-pill{display:none}
.rv{transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.btn,.chip,.mk-card,.gallery a,.form{transition:transform .25s cubic-bezier(.2,.7,.2,1),background .2s,color .2s,border-color .2s,box-shadow .25s}
.btn:active,.mk-card:active,.gallery a:active{transform:scale(.98)}
img.fade{opacity:0;transition:opacity .5s}img.fade.ok{opacity:1}
details p{animation:dIn .35s cubic-bezier(.2,.7,.2,1)}
@keyframes dIn{from{opacity:0;transform:translateY(-4px)}}
@media (min-width:760px){
  body{padding-bottom:0}
  .nav{position:static;background:none;backdrop-filter:none;-webkit-backdrop-filter:none;border:0;padding:0;gap:26px;overflow:visible}
  .nav a{min-height:0;padding:0}
  .nav a[aria-current="page"]:after,.nav a.on:after{left:0;right:0;top:auto;bottom:-6px}
  .mk-pill{display:inline-block}
  .mk-card:hover,.gallery a:hover{transform:translateY(-3px)}
}

/* ---- roadmap ---- */
.rm-head{padding:64px 20px 20px;max-width:1080px;margin:0 auto}
.rm-head h1{font-size:clamp(46px,13.5vw,124px);margin:14px 0 20px}
.rm-head p{max-width:600px;color:var(--txt);font-size:16px}
.rm{list-style:none;max-width:1080px;margin:0 auto;padding:30px 20px 40px;position:relative}
.rm:before{content:"";position:absolute;left:31px;top:44px;bottom:60px;width:1px;background:var(--rule)}
.rm li{position:relative;padding:0 0 44px 46px}
.rm li:before{content:"";position:absolute;left:5px;top:6px;width:13px;height:13px;border:2px solid var(--ink);background:var(--bg)}
.rm li.live:before{background:var(--ink);box-shadow:0 0 0 5px rgba(127,127,127,.25)}
.rm .no{color:var(--mute)}
.rm h2{font-weight:800;text-transform:uppercase;font-size:clamp(24px,6.5vw,38px);letter-spacing:-.01em;line-height:1.02;margin:8px 0 12px}
.rm p{max-width:560px;color:var(--txt)}
.rm .st{display:inline-block;margin-top:14px;border:1px solid var(--rule);padding:6px 10px;color:var(--mute)}
.rm li.live .st{border-color:var(--ink);color:var(--ink)}
.rm-coda{max-width:1080px;margin:0 auto;padding:30px 20px 70px;border-top:1px solid var(--rule)}
.rm-coda p{font-size:clamp(22px,5.5vw,34px);font-weight:600;line-height:1.2;max-width:760px}
@media (min-width:760px){.rm-head{padding:110px 36px 30px}.rm{padding:50px 36px 60px}.rm:before{left:47px}.rm li{padding-left:70px}.rm li:before{left:21px}.rm-coda{padding:40px 36px 100px}}