:root{--o:#f7931a;--od:#9a5200;--bg:#fffaf3;--ink:#2a2118;--mut:#7a6650;--line:#f1e2cc;--ok:#17804f;--ng:#d93b40;--r:16px;--f:"Hiragino Sans","Noto Sans JP","Noto Sans CJK JP",system-ui,sans-serif;--m:ui-monospace,"SFMono-Regular",Menlo,monospace;--card:#fff;--soft:#fff3e2;--glow:#ffd9a6;--ngbg:#fff1f1;--okbg:#eefaf3;--okline:#a8dcc0;--ngline:#f3b0b2;--line2:#f3c48a;--btn:#b35500;--btnh:#9a4a00;--hdr:rgba(255,250,243,.92);color-scheme:light}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--f);background:var(--bg);color:var(--ink);line-height:1.75;font-size:16px}
[hidden]{display:none!important}
/* hero */
.hero{min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:32px 24px;background:radial-gradient(circle at 50% 30%,var(--glow) 0,var(--bg) 60%)}
.coin{width:96px;height:96px;border-radius:50%;background:linear-gradient(145deg,#ffb347,var(--o));color:#fff;font-size:56px;font-weight:700;display:grid;place-items:center;box-shadow:0 12px 30px #f7931a55;animation:float 3s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-8px) rotate(-6deg)}}
.hero h1{font-size:clamp(2rem,7vw,3rem);line-height:1.25;margin:24px 0 12px;letter-spacing:.02em}
.hero p{color:var(--mut);margin:0 0 28px}.hero .tiny{font-size:.75rem;max-width:22em;margin:24px 0 0}
.hero .big{font-size:1.1rem;padding:14px 40px}
/* app */
header{position:sticky;top:0;z-index:5;background:var(--hdr);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);padding:10px 16px 8px}
.brand{font-weight:700;color:var(--od);font-size:.9rem;text-align:center}
nav{display:flex;gap:6px;justify-content:center;margin-top:8px}
nav span{flex:0 1 72px;height:6px;border-radius:99px;background:var(--line);cursor:pointer;transition:background .3s}
nav span.seen{background:var(--line2)}nav span.on{background:var(--o)}
main{max-width:720px;margin:auto;padding:20px 16px calc(96px + env(safe-area-inset-bottom))}
.ch{display:none;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:24px 20px}
.ch.on{display:block;animation:in .35s ease}
@keyframes in{from{opacity:0;transform:translateY(12px)}}
h2{font-size:1.35rem;line-height:1.4;margin:0 0 12px;display:flex;align-items:center;gap:10px}
h2 em{font-style:normal;flex:none;width:32px;height:32px;border-radius:50%;background:var(--o);color:var(--onb,#fff);font-size:1rem;display:grid;place-items:center}
h2.c{justify-content:center}.trophy{font-size:56px;text-align:center;animation:float 3s ease-in-out infinite}
p{margin:10px 0}
textarea,input,select{width:100%;padding:10px 12px;border:1.5px solid var(--line);border-radius:12px;font:inherit;font-size:1rem;margin:6px 0;background:var(--card);color:inherit;transition:border-color .2s}
textarea:focus,input:focus,select:focus{outline:0;border-color:var(--o)}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.row select,.row input{width:auto;flex:1;min-width:0}
button,.btn{font:inherit;background:var(--o);color:var(--onb,#fff);border:0;border-radius:99px;padding:10px 20px;font-size:.95rem;font-weight:700;cursor:pointer;margin:6px 0;text-decoration:none;display:inline-block;transition:transform .1s,background .2s}
button:hover,.btn:hover{background:var(--btnh)}button:active{transform:scale(.96)}button:disabled{opacity:.35;cursor:default}
.ghost{background:transparent;color:var(--od);box-shadow:inset 0 0 0 1.5px var(--line2)}.ghost:hover{background:var(--soft)}
.hash{font-family:var(--m);word-break:break-all;background:var(--hashbg,#2a2118);color:var(--hashfg,#ffd9a6);padding:10px 12px;border-radius:12px;font-size:.82rem;line-height:1.6;min-height:2.6em;margin:6px 0}
.hash:empty{display:none}.hash.dim{background:#3a2f25}.hash i{color:#7dffb0;font-style:normal}
.hash span{display:inline-block}.flip{animation:flip .4s ease}
@keyframes flip{0%{transform:rotateX(90deg);color:#fff}100%{transform:none}}
.note{font-size:.8rem;color:var(--mut);background:var(--soft);padding:10px 12px;border-radius:12px;line-height:1.65}
.chain{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:12px 0}
.blk{border:2px solid var(--okline);border-radius:var(--r);padding:12px;background:var(--okbg);font-size:.78rem;transition:background .3s,border-color .3s;min-width:0}
.blk b{font-size:.9rem}.blk input{font-size:.85rem;padding:6px 8px}.blk .hash{font-size:.68rem;padding:6px 8px;min-height:0}
.blk .st{font-weight:700;color:var(--ok);margin-top:4px}
.blk.bad{border-color:var(--ngline);background:var(--ngbg)}.blk.bad .st{color:var(--ng)}
.blk.edit{border-color:var(--line2);background:var(--soft)}.blk.edit .st{color:var(--od)}
.shake{animation:shake .4s}@keyframes shake{25%{transform:translateX(-5px)}50%{transform:translateX(5px)}75%{transform:translateX(-3px)}}
label{display:block;margin:12px 0}input[type=range]{accent-color:var(--o);border:0;padding:0}
.stats{display:flex;gap:16px;font-size:.9rem;color:var(--mut)}.stats b{color:var(--ink);font-family:var(--m)}
.burst{position:relative}.burst::after{content:"🎉";position:absolute;right:10px;top:50%;font-size:1.6rem;animation:burst .8s ease-out}
@keyframes burst{from{transform:translateY(-50%) scale(0) rotate(-40deg)}60%{transform:translateY(-50%) scale(1.5)}to{transform:translateY(-50%) scale(1)}}
.found{box-shadow:0 0 0 3px #7dffb055}
.res{font-size:1.05rem;font-weight:700;padding:8px;text-align:center;min-height:1em}.res:empty{display:none}
.people{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:12px 0}.p{background:var(--soft);border-radius:var(--r);text-align:center;padding:10px 4px;font-size:1.6rem;line-height:1.3}.p div{font-size:.78rem;margin-top:4px}.p b{font-size:1rem}
.p.bump{animation:shake .4s}
.log{list-style:none;padding:0;font-size:.85rem}.log li{padding:6px 10px;border-radius:10px;margin:4px 0;animation:in .3s}.log .ok{background:var(--okbg);color:var(--ok)}.log .ng{background:var(--ngbg);color:var(--ng)}
.bar{height:12px;background:var(--soft);border-radius:99px;overflow:hidden}.bar div{height:100%;background:linear-gradient(90deg,#ffb347,var(--o));transition:width .2s}
.done{padding:0;list-style:none}.done li{margin:8px 0;padding:10px 14px;background:var(--soft);border-radius:12px;animation:in .4s backwards}.done li::before{content:"✓";color:var(--o);font-weight:700;margin-right:8px}
.share{display:flex;flex-direction:column;align-items:center;gap:4px;margin-top:16px}.x{background:#2a2118}.x:hover{background:#000}
.quiz{margin-top:20px;border-top:1px dashed var(--line);padding-top:16px}.quiz h3{font-size:.9rem;color:var(--od);margin:0 0 6px}.quiz p{margin:0 0 8px;font-weight:700}
.quiz .opts{display:flex;flex-direction:column;gap:6px}.quiz .opts button{text-align:left;background:var(--card);color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line);border-radius:12px;margin:0;font-weight:500}
.quiz .opts button.right{background:var(--okbg);box-shadow:inset 0 0 0 1.5px var(--ok);color:var(--ok)}.quiz .opts button.wrong{background:var(--ngbg);box-shadow:inset 0 0 0 1.5px var(--ngline);color:var(--ng)}
.quiz .ans{font-size:.85rem;color:var(--mut);margin-top:8px}
footer{position:fixed;bottom:0;left:0;right:0;z-index:5;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:var(--hdr);backdrop-filter:blur(8px);border-top:1px solid var(--line)}
footer button{margin:0;min-width:120px}#pos{font-size:.8rem;color:var(--mut);font-family:var(--m)}
@media(min-width:760px){footer{padding-left:calc(50% - 344px);padding-right:calc(50% - 344px)}.ch{padding:32px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
@media(max-width:600px){.chain{grid-template-columns:1fr}}
.row{display:grid;grid-template-columns:1fr auto 1fr;gap:8px}.row select,.row input{width:100%}#tAmt{width:100%!important}.row .amt{grid-column:1/-1;display:flex;gap:8px;align-items:center}.row .amt input{flex:1}
html,body{overflow-x:clip}
nav span b,nav span i{display:none}
button{min-height:44px}
/* game */
.gbal{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0}.gbal div{background:var(--soft);border-radius:12px;text-align:center;padding:8px;font-size:.8rem;line-height:1.4}.gbal span{display:block;font-size:1.4rem}.gbal b{display:block;font-size:1.1rem;font-family:var(--m)}
.gstage{text-align:center;min-height:120px}.gq{font-size:.8rem;color:var(--mut);font-family:var(--m)}
.tx{border:2px solid var(--line);border-radius:var(--r);padding:16px;margin:8px 0;transition:border-color .3s,background .3s}.tx.pass{border-color:var(--okline);background:var(--okbg)}
.tx-m{font-weight:700}.tx-a{font-size:2rem;font-weight:700;color:var(--od);font-family:var(--m)}.tx-s{font-size:.9rem}.tx-s small{color:var(--mut)}.g{color:var(--ok);font-weight:700}.r{color:var(--ng);font-weight:700}
.timer{height:4px;background:var(--line);border-radius:99px;margin-top:10px;overflow:hidden}.timer div{height:100%;background:var(--o);width:100%;transition:width .1s linear}
.gbtn{display:grid;grid-template-columns:1fr 1fr;gap:10px}.gbtn button{padding:14px;font-size:1.05rem;margin:0}.no{background:var(--ng)}.no:hover{background:var(--ngh,#c22f34)}.yes{background:var(--ok)}.yes:hover{background:var(--okh,#178352)}
.gmsg{min-height:3em;font-size:.9rem;font-weight:700;margin-top:8px}.gmsg.g{color:var(--ok)}.gmsg.r{color:var(--ng)}
.gend{text-align:center;animation:in .4s}.gscore{font-size:3.5rem;font-weight:700;color:var(--o);font-family:var(--m)}.gscore small{font-size:1.2rem;color:var(--mut)}.c{text-align:center}.gend .note{text-align:left}
/* PC */
@media(min-width:1024px){
body{font-size:17px}
#app{display:grid;grid-template-columns:240px minmax(0,1fr);grid-template-rows:auto 1fr;min-height:100vh}
header{grid-column:1/-1;padding:14px 32px;text-align:left}.brand{text-align:left;font-size:1rem}
header nav{position:fixed;top:72px;left:0;width:240px;flex-direction:column;gap:4px;padding:24px 16px;margin:0}
nav span{flex:none;height:auto;background:none;border-radius:12px;padding:8px 12px;display:flex;align-items:center;gap:10px;font-size:.9rem;color:var(--mut)}
nav span b{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--line);color:var(--mut);font-size:.8rem;flex:none}nav span i{display:inline;font-style:normal}
nav span:hover{background:var(--soft)}nav span.seen{background:none;color:var(--ink)}nav span.seen b{background:var(--line2);color:var(--od)}nav span.on{background:var(--card);color:var(--od);font-weight:700;box-shadow:0 0 0 1px var(--line)}nav span.on b{background:var(--o);color:var(--onb,#fff)}
main{grid-column:2;max-width:880px;width:100%;margin:0 auto;padding:32px 40px 120px}
.ch{padding:40px 44px}h2{font-size:1.6rem}
footer{left:240px;padding-left:calc((100% - 240px)/2 - 400px);padding-right:calc((100% - 240px)/2 - 400px)}
footer{padding-left:max(40px,calc((100vw - 240px - 880px)/2 + 40px));padding-right:max(40px,calc((100vw - 240px - 880px)/2 + 40px))}
.chain{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:760px) and (max-width:1023px){footer{padding-left:calc(50% - 344px);padding-right:calc(50% - 344px)}}
/* ch2 */
.analogy{display:flex;gap:12px;align-items:flex-start;background:var(--soft);border-radius:var(--r);padding:12px 14px;margin:12px 0}.analogy>span{font-size:1.8rem;line-height:1.2}.analogy p{margin:0;font-size:.92rem}
.steps{list-style:none;padding:0;margin:12px 0;display:grid;gap:4px;font-size:.88rem}.steps li{padding:6px 12px;border-radius:10px;color:var(--mut);transition:all .3s}.steps li.on{background:var(--soft);color:var(--od);font-weight:700}.steps li.done{color:var(--ok)}.steps li.done::after{content:" ✓"}
.chain2{display:flex;flex-direction:column;margin:12px 0}
.chain2 .blk{padding:12px 14px}.bh{display:flex;justify-content:space-between;align-items:center}.bh .st{font-size:.8rem;font-weight:700;color:var(--ok)}.blk.edit .st{color:var(--od)}.blk.bad .st{color:var(--ng)}
.chain2 input{font-size:.95rem;padding:8px 10px}
.fps{display:grid;grid-template-columns:1fr 1fr;gap:8px}.fps small{display:block;font-size:.72rem;color:var(--mut)}
.fp{display:inline-block;font-family:var(--m);font-size:.85rem;font-weight:700;color:#fff;background:var(--c);padding:2px 10px;border-radius:99px;letter-spacing:.05em;animation:flip .4s}.fp.z{background:var(--line2)}
.link{display:flex;align-items:center;justify-content:center;gap:8px;height:34px;color:var(--okline);font-size:.75rem}.link span{font-size:1.1rem;font-weight:700}.link small{color:var(--mut)}
.link.bad{color:var(--ng)}.link.bad small{color:var(--ng);font-weight:700}.link.bad span{animation:shake .4s}
.crow{display:flex;gap:8px;flex-wrap:wrap}.take{font-weight:700;background:var(--soft);border-left:4px solid var(--o);padding:10px 14px;border-radius:8px;font-size:.92rem}
@media(min-width:1024px){.chain2 .blk{display:grid;grid-template-columns:150px 1fr 220px;gap:14px;align-items:center}.bh{flex-direction:column;align-items:flex-start}.chain2 input{margin:0}}
.mexp{font-size:.9rem;color:var(--mut);margin:4px 0}.mexp b{color:var(--ink);font-family:var(--m)}
.warn{font-size:.85rem;background:var(--soft);color:var(--od);border-radius:10px;padding:8px 12px}
.mstats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:8px 0}.mstats div{background:var(--soft);border-radius:12px;padding:8px;text-align:center}.mstats small{display:block;font-size:.72rem;color:var(--mut)}.mstats b{font-family:var(--m);font-size:.95rem}
.terms{margin:12px 0;display:grid;gap:6px}.terms div{border-left:3px solid var(--line2);padding:2px 0 2px 12px;font-size:.86rem;line-height:1.6}.terms dt{display:inline;font-weight:700;color:var(--od)}.terms dt::after{content:"："}.terms dd{display:inline;margin:0;color:var(--ink)}
.sub3{font-size:1rem;margin:24px 0 8px}
.bits{display:grid;grid-template-columns:repeat(16,1fr);gap:2px;font-family:var(--m);font-size:.7rem;margin:8px 0}.bits span{text-align:center;border-radius:3px;padding:1px 0;animation:flip .3s backwards}.bits .b1{background:var(--o);color:var(--onb,#fff)}.bits .b0{background:var(--soft);color:var(--od)}
@media(min-width:1024px){.bits{grid-template-columns:repeat(32,1fr);font-size:.75rem}}
.seg{display:flex;gap:6px}.seg button{flex:1;background:var(--card);color:var(--od);box-shadow:inset 0 0 0 1.5px var(--line2)}.seg button.on{background:var(--o);color:var(--onb,#fff)}
.etable{font-size:.8rem;border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:12px 0}.etable .eh,.etable #eRows div{display:grid;grid-template-columns:5.5em 1fr 1.3fr;gap:8px;padding:6px 10px}.eh{background:var(--soft);color:var(--mut);font-weight:700}#eRows div+div{border-top:1px solid var(--line)}#eRows .hl{background:var(--soft);font-weight:700;color:var(--od)}
:focus-visible{outline:3px solid #1d6fd8;outline-offset:2px}
button,.btn,.seg button.on,h2 em,.bits .b1{background:var(--btn)}button:hover,.btn:hover{background:var(--btnh)}
.confetti{position:fixed;inset:0;pointer-events:none;z-index:99;overflow:hidden}.confetti i{position:absolute;top:-12px;width:8px;height:12px;border-radius:2px;animation:fall 1.8s cubic-bezier(.25,.6,.4,1) forwards}
@keyframes fall{to{transform:translate(var(--x),105vh) rotate(var(--r));opacity:.6}}
.coin{cursor:pointer;-webkit-tap-highlight-color:transparent}.coin.spin{animation:spin .8s ease}@keyframes spin{to{transform:rotateY(720deg)}}
.ch.on{animation:chin .35s ease}@keyframes chin{from{opacity:0;transform:translateY(8px)}}
#resume{margin-right:8px}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}

.pool{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}.pool span{padding:6px 10px;border-radius:99px;background:var(--card);border:1px solid var(--line);font-family:var(--m);font-size:.85rem;transition:all .3s}.pool .me{border:2px solid var(--o);font-weight:700}.pool .in{background:var(--okbg);border-color:var(--okline)}.pool .out{opacity:.45}.pool .me.out{opacity:1;background:var(--ngbg)}
.curve{width:100%;max-width:520px;display:block;margin:8px 0}.curve path{fill:none;stroke-width:3}.curve .ln0{stroke:var(--line)}.curve .ln1{stroke:var(--o)}.curve circle{fill:var(--od)}.curve .cap{stroke:var(--mut);stroke-dasharray:4 4}.curve text{font-size:10px;fill:var(--mut)}
.ln{display:grid;grid-template-columns:1fr 1.4fr 1fr;gap:8px;align-items:center;margin:12px 0}.lp{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:10px;text-align:center;display:flex;flex-direction:column}.lp span{font-size:1.8rem}.lp b{font-family:var(--m);font-size:1.05rem}.lp small{color:var(--mut)}
.lch{text-align:center;border-top:3px dashed var(--line);padding-top:6px}.lch.on{border-top:3px solid var(--o)}.lch span{font-size:1.6rem;display:inline-block}.lch small{display:block;color:var(--mut);font-size:.8rem}.zap{animation:zap .4s ease}@keyframes zap{50%{transform:scale(1.6) rotate(-10deg)}}
.log{font-size:.85rem;padding-left:1.2em;color:var(--mut)}.crow button{margin-right:6px}
.rboard{display:grid;gap:8px;margin:10px 0}.rm{display:grid;grid-template-columns:2em 1fr auto;gap:2px 8px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:8px 12px}.rm>span:first-child{font-size:1.5rem;grid-row:span 2}.rm small{color:var(--mut);font-family:var(--m)}.rm .blks{letter-spacing:2px}.rm code{font-size:.75rem;color:var(--mut)}
.tap.pop{animation:pop .15s}@keyframes pop{50%{transform:scale(.92)}}
.race{display:grid;gap:8px;margin:10px 0}.race small{color:var(--mut)}.row{min-height:30px;display:flex;flex-wrap:wrap;gap:2px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:4px}.row i{font-style:normal;animation:chin .2s}

@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0f1115;--card:#171a21;--soft:#1e222b;--glow:transparent;--ink:#e8eaed;--mut:#a0a6b0;--line:#2a2f3a;--line2:#3a404d;--o:#f2a03d;--od:#f5b35f;--ok:#5fbf8f;--ng:#e5797d;--okbg:#15201c;--okline:#2c4a3d;--ngbg:#241819;--ngline:#5a3235;--btn:#f2a03d;--btnh:#f5b35f;--onb:#14161b;--okh:#6fcb9c;--ngh:#ec8a8e;--hdr:rgba(15,17,21,.86);--hashbg:#0b0d10;--hashfg:#d7dbe0;color-scheme:dark}}
:root[data-theme=dark]{--bg:#0f1115;--card:#171a21;--soft:#1e222b;--glow:transparent;--ink:#e8eaed;--mut:#a0a6b0;--line:#2a2f3a;--line2:#3a404d;--o:#f2a03d;--od:#f5b35f;--ok:#5fbf8f;--ng:#e5797d;--okbg:#15201c;--okline:#2c4a3d;--ngbg:#241819;--ngline:#5a3235;--btn:#f2a03d;--btnh:#f5b35f;--onb:#14161b;--okh:#6fcb9c;--ngh:#ec8a8e;--hdr:rgba(15,17,21,.86);--hashbg:#0b0d10;--hashfg:#d7dbe0;color-scheme:dark}
.theme{width:32px;height:32px;padding:0;border-radius:50%;background:var(--card);color:var(--ink);box-shadow:0 0 0 1px var(--line);font-size:1.05rem;margin:0}.theme:hover{background:var(--soft)}
@media(max-width:1023px){#app:not([hidden])~}
@media(max-width:1023px){header{padding-right:134px;padding-left:16px;text-align:left}.brand{text-align:left}#prog{justify-content:flex-start}}

:lang(en) .terms dt::after{content:": "}

.tools{position:fixed;top:7px;right:10px;z-index:50;display:flex;align-items:center;gap:2px;height:32px;padding:2px;border-radius:999px;background:var(--card);box-shadow:0 0 0 1px var(--line),0 1px 3px rgba(0,0,0,.06)}
.tools button{position:relative;margin:0;padding:0;border:0;background:none;box-shadow:none;color:var(--mut);height:26px;min-height:0;min-width:0;border-radius:999px;font:600 .72rem/1 inherit;letter-spacing:.04em;cursor:pointer;transition:background .2s,color .2s,transform .15s}
.tools button::after{content:"";position:absolute;inset:-9px -3px}
.tools button:hover{color:var(--ink);background:var(--soft)}
.tools button:active{transform:scale(.94)}
.seg{display:flex;gap:2px}.seg button{min-width:30px;padding:0 8px}
.seg button[aria-pressed=true]{background:var(--ink);color:var(--card)}
.seg button[aria-pressed=true]:hover{background:var(--ink);color:var(--card)}
.tools .sep{width:1px;height:14px;background:var(--line);margin:0 2px}
.tools .ico{width:28px;display:grid;place-items:center}
.ico svg{grid-area:1/1;width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:opacity .25s,transform .35s}
.ico .i-sun{opacity:0;transform:rotate(-90deg) scale(.6)}
.ico.dk .i-sun{opacity:1;transform:none}.ico.dk .i-moon{opacity:0;transform:rotate(90deg) scale(.6)}
@media(min-width:1024px){.tools{top:12px;right:20px}}

.flowbox{position:relative;margin:16px 0}
.flow{list-style:none;margin:0;padding:0;display:grid;gap:10px;position:relative}
.flow li{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border-radius:14px;background:var(--soft);border:1px solid transparent;cursor:pointer;opacity:.55;transition:opacity .3s,border-color .3s,background .3s,transform .3s}
.flow li.done{opacity:.85}.flow li.on{opacity:1;border-color:var(--o);background:var(--card);transform:scale(1.02);box-shadow:0 4px 16px var(--glow)}
.flow .fi{flex:none;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-size:1.25rem;background:var(--card);box-shadow:0 0 0 1px var(--line)}
.flow b{display:block;font-size:.95rem}.flow p{margin:2px 0 4px;font-size:.84rem;line-height:1.55;color:var(--mut)}
.flow li:not(.on) p{display:none}.flow .more{font-size:.78rem;color:var(--od);font-weight:600}
.flow li:not(.on) .more{display:none}
.ftok{position:absolute;left:0;top:0;width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,#ffb547,#f7931a);color:var(--onb,#fff);font-weight:800;display:grid;place-items:center;font-size:.9rem;box-shadow:0 2px 8px rgba(247,147,26,.5);pointer-events:none;opacity:0;transition:transform .7s cubic-bezier(.5,0,.3,1),opacity .3s;z-index:2}
.fcap{min-height:1.6em;text-align:center;font-weight:700;color:var(--od);margin:8px 0}

.cmp{display:flex;gap:8px;margin:12px 0 0}.cmp button{flex:1;margin:0;font-size:.85rem;padding:10px 6px;white-space:nowrap}.cmp button[aria-pressed=true]{background:var(--btn);color:var(--onb,#fff);border-color:var(--btn)}
.cmpv{background:var(--soft);border-radius:14px;padding:12px;margin:8px 0 12px;text-align:center}.cmpv p{margin:6px 0 0;font-size:.86rem;color:var(--ink)}
.net{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;font-size:1.3rem}.net span{animation:pop .4s both}.net .big{font-size:1.9rem}
@keyframes pop{from{opacity:0;transform:scale(.6)}}
.road{display:grid;grid-template-columns:repeat(auto-fill,minmax(128px,1fr));gap:8px;margin:8px 0}
.rm0{margin:0;display:flex;flex-direction:column;align-items:flex-start;gap:1px;text-align:left;padding:10px 12px;border-radius:12px;background:var(--card);color:var(--ink);box-shadow:0 0 0 1px var(--line);transition:transform .15s,box-shadow .2s}
.rm0:hover{transform:translateY(-2px);box-shadow:0 0 0 1px var(--o),0 4px 12px var(--glow);background:var(--card)}.rm0 span{font-size:1.2rem}.rm0 b{font-size:.9rem}.rm0 small{font-size:.76rem;color:var(--mut)}
.why{font-weight:600;color:var(--od)}

.tipw{text-align:center;margin:20px 0 8px}.tip p{color:#596570}:root[data-theme=dark] .tip p{color:#b9c2ca}@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .tip p{color:#b9c2ca}}.tipb{display:inline-block;background:#F7931A;color:#1a1a1a;font-weight:700;text-decoration:none;padding:12px 24px;border-radius:8px}.tipb:hover{filter:brightness(1.05)}
#prog .gm b{font-size:.75em}

:root[data-theme=dark] .coin{box-shadow:none}:root[data-theme=dark] .hero{background:var(--bg)}:root[data-theme=dark] .bar div{background:var(--o)}:root[data-theme=dark] .ftok{background:var(--o);color:var(--onb);box-shadow:none}:root[data-theme=dark] .flow li.on{box-shadow:none}:root[data-theme=dark] .rm0:hover{box-shadow:0 0 0 1px var(--o)}:root[data-theme=dark] .tools{box-shadow:0 0 0 1px var(--line)}:root[data-theme=dark] .seg button[aria-pressed=true],:root[data-theme=dark] .seg button[aria-pressed=true]:hover{background:var(--ink);color:var(--bg)}:root[data-theme=dark] .yes,:root[data-theme=dark] .no{color:var(--onb)}
@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .coin{box-shadow:none}:root:not([data-theme=light]) .hero{background:var(--bg)}:root:not([data-theme=light]) .bar div{background:var(--o)}:root:not([data-theme=light]) .ftok{background:var(--o);color:var(--onb);box-shadow:none}:root:not([data-theme=light]) .flow li.on{box-shadow:none}:root:not([data-theme=light]) .rm0:hover{box-shadow:0 0 0 1px var(--o)}:root:not([data-theme=light]) .tools{box-shadow:0 0 0 1px var(--line)}:root:not([data-theme=light]) .seg button[aria-pressed=true],:root:not([data-theme=light]) .seg button[aria-pressed=true]:hover{background:var(--ink);color:var(--bg)}:root:not([data-theme=light]) .yes,:root:not([data-theme=light]) .no{color:var(--onb)}}

/* flow stage */
.flow.rail{display:grid;grid-template-columns:repeat(9,1fr);gap:4px;margin:12px 0;padding:0;list-style:none}
.flow.rail li{display:block;padding:6px 0;text-align:center;border-radius:10px;background:var(--soft);opacity:.5;border:1px solid transparent;transform:none;box-shadow:none}
.flow.rail li.done{opacity:.8}.flow.rail li.on{opacity:1;border-color:var(--o);background:var(--card);transform:none;box-shadow:none}
.flow.rail .fi{width:auto;height:auto;background:none;box-shadow:none;font-size:1.15rem;margin:0 auto}.flow.rail li>div{display:none}
.stage{position:relative;height:260px;border-radius:16px;background:var(--soft);border:1px solid var(--line);overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:12px}
.stage>*{animation:in .35s both}.idle{font-size:3rem;color:var(--o);font-weight:800}.sub{font-size:.8rem;color:var(--mut);text-align:center}
.fcap{text-align:center;margin:10px 0 4px;min-height:5.2em}.fcap b{display:block;color:var(--od)}.fcap p{margin:4px 0;font-size:.88rem;color:var(--ink);font-weight:400}
.fctl{display:flex;gap:8px;justify-content:center}.fctl button{margin:0;min-width:84px}.sm{font-size:.8rem;padding:6px 14px}
.grid256{display:grid;grid-template-columns:repeat(16,11px);gap:1px;font:600 7px/11px var(--m);text-align:center}.grid256 i{font-style:normal;height:11px;border-radius:2px;background:var(--card);color:transparent}.grid256 .b1{background:var(--o);color:var(--onb,#fff)}.grid256 .b0{background:var(--line);color:var(--mut)}
.keyout{display:flex;gap:8px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:99px;padding:4px 14px;font-size:.85rem;transition:opacity .4s,transform .4s}.keyout.pend{opacity:0;transform:translateY(8px)}.keyout code,.pill code{font-family:var(--m);font-size:.75rem;color:var(--mut)}
.sc1,.sc4,.sc6,.sc7{display:flex;flex-direction:column;align-items:center;gap:10px}
.sc2{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:center}.pill{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:8px 10px;font-size:.82rem;font-weight:700;text-align:center;animation:in .4s both}.pill code{display:block;font-weight:400}
.sc2 .pub{animation-delay:.9s}.sc2 .adr{animation-delay:1.5s}.arr{color:var(--mut);animation:in .3s both}.a1{animation-delay:.3s}.a2{animation-delay:.8s}.a3{animation-delay:1.3s}
.fun{font-size:1.6rem;color:var(--o);line-height:1;text-align:center;animation:in .3s .5s both}.fun small{display:block;font-size:.65rem;color:var(--mut)}
.back{font-size:.8rem;color:var(--ng);animation:in .4s 2s both}.back span{color:var(--mut)}
.slip{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 12px;display:flex;flex-direction:column;align-items:flex-start;min-width:150px;font-size:.85rem}.slip small{font-size:.68rem;color:var(--mut)}.slip .amt{font-family:var(--m);font-weight:700;color:var(--od);min-height:1.4em}.slip.big{min-width:200px;padding:12px 16px;font-size:.95rem}.slip .fee{min-height:1.2em}#ty::after{content:"▍";color:var(--o);animation:blink 1s steps(1) infinite}@keyframes blink{50%{opacity:0}}
.slipw{position:relative}.stamp{position:absolute;right:-14px;top:-30px;font-size:1.8rem;animation:stamp 1s .3s both}@keyframes stamp{0%{transform:translateY(-30px);opacity:0}60%{transform:translateY(22px)}100%{transform:translateY(0);opacity:.0}}
.seal{position:absolute;right:-10px;bottom:-10px;background:var(--ok);color:var(--onb,#fff);font-size:.7rem;font-weight:700;border-radius:99px;padding:3px 8px;transform:rotate(-8deg);animation:in .3s .9s both}
.chk{font-size:.82rem;color:var(--mut);animation:in .4s 1.6s both}.chk b{color:var(--ok)}
.sc5{position:relative;width:240px;height:190px}.sc5 .mini{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:1.6rem}
.rip{position:absolute;left:50%;top:50%;width:40px;height:40px;margin:-20px;border-radius:50%;border:2px solid var(--o);animation:rip 1.6s ease-out infinite}.r2{animation-delay:.8s}@keyframes rip{from{transform:scale(.5);opacity:.8}to{transform:scale(5);opacity:0}}
.node{position:absolute;transform:translate(-50%,-50%);font-size:1.3rem;animation:in .3s both}.node b{position:absolute;right:-8px;bottom:-4px;font-size:.65rem;background:var(--ok);color:var(--onb,#fff);border-radius:99px;width:14px;height:14px;display:grid;place-items:center;animation:in .3s both}
.mph{display:flex;justify-content:space-between;width:250px;font-size:.72rem;color:var(--mut)}.mpl{position:relative;width:250px;height:160px}
.mp{position:absolute;left:0;right:0;height:34px;display:flex;justify-content:space-between;align-items:center;padding:0 12px;background:var(--card);border:1px solid var(--line);border-radius:10px;font-size:.8rem;transition:top .8s cubic-bezier(.4,0,.2,1)}.mp b{font-family:var(--m);font-size:.75rem}.mp.me{border-color:var(--o)}.mp.me b{color:var(--od)}
.blkbox{border:2px dashed var(--line2);border-radius:12px;padding:8px 14px;text-align:center}.blkbox small{font-size:.7rem;color:var(--mut)}.tx3{display:flex;gap:6px;font-size:1.3rem}.tx3 span{animation:in .4s both}.tx3 span:nth-child(2){animation-delay:.2s}.tx3 span:nth-child(3){animation-delay:.4s}.tx3 .me{filter:drop-shadow(0 0 0 var(--o));outline:2px solid var(--o);border-radius:4px}
.mine{text-align:center;font-size:.85rem}.mine b{font-family:var(--m)}.mine code{display:block;font-family:var(--m);font-size:.85rem;background:var(--hashbg,#2a2118);color:var(--hashfg,#ffd9a6);padding:4px 10px;border-radius:8px;margin:4px 0}.mine code.ok em{font-style:normal;color:var(--ok);font-weight:700}.nfound{color:var(--ok);font-weight:700;animation:in .3s both}
.sc8{display:flex;align-items:center;gap:4px}.cb{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px;text-align:center;font-size:.68rem;color:var(--mut);width:86px}.cb small{display:block;font-weight:700;color:var(--ink);font-size:.78rem}.cb code{display:block;font-family:var(--m);color:var(--od)}.cb.new{border-color:var(--o);animation:snap .8s cubic-bezier(.3,1.4,.5,1) both}@keyframes snap{from{transform:translateX(80px);opacity:0}}.lk{font-size:.9rem}
.sc9{display:flex;gap:20px;align-items:center}.stack{display:flex;flex-direction:column;gap:3px;width:130px;min-height:180px;justify-content:flex-end}.sb{height:24px;border-radius:6px;background:var(--card);border:1px solid var(--line);font-size:.7rem;display:grid;place-items:center;color:var(--mut);animation:drop .35s both}.sb.me{border-color:var(--o);color:var(--od);font-weight:700}@keyframes drop{from{transform:translateY(-20px);opacity:0}}
.side{display:flex;flex-direction:column;gap:10px;font-size:.82rem}.conf b,.wal b{font-family:var(--m);font-size:1.3rem;color:var(--ink)}.wal b{display:block}.conf.ok b{color:var(--ok)}
@media(max-width:420px){.stage{height:280px}.grid256{grid-template-columns:repeat(16,11px)}.grid256 i{height:11px}.cb{width:66px;padding:6px 3px}.sc8{gap:1px}.lk{font-size:.75rem}.sc2{max-width:280px}}
@media(prefers-reduced-motion:reduce){.stage *{animation:none!important;transition:none!important}.stamp{display:none}}
#fMore{font-size:.8rem;color:var(--od);font-weight:600}
.myth{margin-top:20px;border-top:1px dashed var(--line);padding-top:16px}.myth h3{font-size:.95rem;margin:0 0 6px}.myth>p{font-size:.9rem}.mcols{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:10px 0}.mcols>div{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:10px 12px}.mcols b{font-size:.9rem}.can b{color:var(--ok)}.cant b{color:var(--ng)}.mcols ul{margin:6px 0 0;padding-left:1.1em;font-size:.84rem;line-height:1.6}.mcols li{margin:4px 0}.dep{font-size:.88rem}.zbar{height:10px;background:var(--soft);border-radius:99px;overflow:hidden;border:1px solid var(--line)}.zbar div{height:100%;background:var(--ng);transition:width .3s}.zt{font-family:var(--m);font-size:.85rem;margin:6px 0}@media(max-width:600px){.mcols{grid-template-columns:1fr}}
.cb code.own{color:var(--ink)}.sc8 .cb:not(.new) code.own,.sc8 .cb code:not(.own){}
.fbar{height:3px;margin:6px 4px 0;border-radius:99px;background:var(--line);overflow:hidden}.fbar div{height:100%;width:0;background:var(--o);opacity:.7}.fopt{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:8px}.spd{display:flex;padding:2px;border-radius:99px;box-shadow:inset 0 0 0 1px var(--line)}.spd button{margin:0;padding:4px 12px;font-size:.75rem;background:none;color:var(--mut);font-weight:600}.spd button:hover{background:var(--soft)}.spd button[aria-pressed=true]{background:var(--soft);color:var(--ink)}.fopt .sm{margin:0}
.fctl button{white-space:nowrap;padding:10px 14px;min-width:0}
.hero .coin{width:132px;height:132px;background:none;box-shadow:none;border-radius:0;display:block;margin-bottom:8px}.mark{width:100%;height:100%;overflow:visible}.mark .fg{animation:tap 2.6s ease-in-out infinite;transform-origin:66px 66px}.mark .rp path{animation:rip2 2.6s ease-out infinite;transform-origin:66px 66px;opacity:0}.mark .rp path+path{animation-delay:.12s}@keyframes tap{0%,30%,100%{transform:translate(6px,6px)}40%,50%{transform:none}}@keyframes rip2{0%,40%{opacity:0;transform:scale(.7)}50%{opacity:1}85%,100%{opacity:0;transform:scale(1.15)}}@media(prefers-reduced-motion:reduce){.mark *,.hero .coin{animation:none!important}.mark .rp path{opacity:1}}
/* stages nav */
nav .ph{all:unset;box-sizing:border-box;cursor:pointer}nav .ph:focus-visible,nav span:focus-visible{outline:2px solid var(--o);outline-offset:2px}
#pcap{font-size:.75rem;color:var(--mut);margin-top:5px;font-weight:700}
@media(max-width:1023px){#prog{gap:5px}.pt{flex:1 1 0;min-width:0}.pt[data-k]{}.pt .pc{display:none}.pt .ph{display:block;width:100%;height:6px;border-radius:99px;background:linear-gradient(90deg,var(--o) calc(var(--f,0)*100%),var(--line) 0);position:relative}.pt .ph:before{content:"";position:absolute;inset:-10px 0}.pt.seen .ph{background:var(--line2)}.pt .ph *{display:none}}
@media(min-width:1024px){#pcap{display:none}header nav{gap:2px;max-height:calc(100vh - 80px);overflow:auto}.pt .ph{display:flex;width:100%;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;font-size:.88rem;font-weight:700;color:var(--ink)}.pt .ph:hover{background:var(--soft)}.pt .ph b{display:grid;place-items:center;width:24px;height:24px;border-radius:7px;background:var(--line);color:var(--mut);font-size:.78rem;flex:none}.pt .ph i{font-style:normal;flex:1}.pt .ph small{font-size:.72rem;color:var(--mut);font-weight:400}.pt .ph:after{content:"›";color:var(--mut);transition:transform .2s}.pt.open .ph:after{transform:rotate(90deg)}.pt.on .ph b{background:var(--o);color:var(--onb,#fff)}.pt.seen .ph b{background:var(--line2);color:var(--od)}.pt .pc{display:none;flex-direction:column;gap:2px;margin:2px 0 6px 14px;padding-left:8px;border-left:2px solid var(--line)}.pt.open .pc{display:flex}.pt .pc span{padding:6px 10px;font-size:.84rem}.pt .pc span b{width:22px;height:22px;font-size:.72rem}}
.stg{margin:10px 0}.stg h3{font-size:.85rem;color:var(--mut);margin:12px 0 4px;display:flex;align-items:center;gap:8px}.stg h3 em{font-style:normal;display:grid;place-items:center;width:22px;height:22px;border-radius:7px;background:var(--o);color:var(--onb,#fff);font-size:.75rem}
.games{grid-template-columns:1fr}.games .rm0{flex-direction:row;align-items:center;gap:12px;padding:14px 16px}.games .rm0 span{font-size:1.8rem}.games .rm0 b{display:block;font-size:1rem}.games .rm0 small{display:block}
@media(min-width:760px){.games{grid-template-columns:repeat(3,1fr)}.games .rm0{flex-direction:column;align-items:flex-start}}
.stg .road{grid-template-columns:repeat(3,minmax(0,1fr))}.stg .rm0{padding:9px 10px}.stg h3 em+em,.stg h3 em{margin-right:2px}
@media(max-width:759px){.games .rm0{display:grid;grid-template-columns:auto 1fr;column-gap:12px;align-items:center}.games .rm0 span{grid-row:span 2}.stg .rm0 small{font-size:.7rem}}

.mark .tp{animation:press 2.8s ease-in-out infinite}.mark .rg{animation:ring 2.8s ease-out infinite;transform-origin:50px 52px;opacity:0}@keyframes press{0%,38%,62%,100%{transform:none}46%,52%{transform:translateY(7px)}}@keyframes ring{0%,44%{transform:scale(.8);opacity:0}52%{opacity:.6}90%,100%{transform:scale(1.08);opacity:0}}@media(prefers-reduced-motion:reduce){.mark .rg{opacity:.35}}
/* fake-tx game v2 */
.gbal{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin:12px 0}.gbal .gw{background:none;display:block;text-align:left}.gbal .gwh,.gbal .cns{background:none;border:0;padding:0;border-radius:0}
.gw{border:2px solid var(--line);border-radius:var(--r);padding:8px;min-width:0;transition:border-color .2s,background .2s}.gw.on{border-color:var(--o);background:var(--card,transparent)}
.gwh{display:flex;align-items:center;gap:4px;font-weight:700;font-size:.85rem;flex-wrap:wrap}.gwh b{margin-left:auto;font-family:var(--m);font-size:1.15rem;color:var(--od)}
.cns{display:flex;flex-wrap:wrap;gap:3px;margin-top:6px;min-height:22px}
.cn{display:inline-grid;place-items:center;min-width:20px;height:20px;padding:0 3px;border-radius:99px;background:#F7931A;color:#3a2000;font:700 .7rem var(--m);font-style:normal;box-shadow:inset 0 -2px 0 #B85F06}
.cn.used{background:transparent;color:var(--mut);box-shadow:none;border:1.5px dashed var(--mut);position:relative}.cn.used::after{content:"✕";position:absolute;color:var(--ng);font-size:.95rem}
.cn.big{min-width:38px;height:38px;font-size:1rem}
.hk{display:inline-grid;place-items:center;width:46px;height:46px;border:3px solid var(--ng);border-radius:50%;font-size:1.5rem;transform:rotate(-8deg)}.hk.mini{width:24px;height:24px;border-width:2px;font-size:.8rem}
.ghud{display:flex;gap:10px;align-items:center;font-weight:700;font-size:.9rem}.ghud .gpt{margin-left:auto;font-family:var(--m);font-size:1.1rem}.gcombo{color:var(--o)}.gcombo.pop{animation:gpop .4s}
@keyframes gpop{50%{transform:scale(1.5)}}
.tx2{position:relative;border:2px solid var(--line);border-radius:var(--r);padding:16px;margin:10px 0;text-align:center;touch-action:pan-y;user-select:none;cursor:grab;transition:border-color .3s,background .3s,transform .2s}
.tx2.pass{border-color:var(--okline);background:var(--okbg)}.tx2.shake{border-color:var(--ng)}
.tx-who{font-weight:700;font-size:1.1rem}.tx-who .arr{color:var(--o)}.tx-a{font-size:2.2rem;font-weight:700;font-family:var(--m);color:var(--od);margin:6px 0}
.tx-c{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin:10px 0}.tx-memo{color:var(--mut);font-size:.9rem}
.tx-seal{display:flex;gap:10px;align-items:center;justify-content:center;margin-top:10px;font-weight:700}
.gfx{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-12deg) scale(2);opacity:0;pointer-events:none;border:4px solid;border-radius:12px;padding:4px 14px;font-size:1.8rem;font-weight:900;background:var(--bg)}
.gfx.on{animation:gstamp .35s forwards}.gfx.g{color:var(--ok)}.gfx.r{color:var(--ng)}@keyframes gstamp{to{opacity:.95;transform:translate(-50%,-50%) rotate(-12deg) scale(1)}}
.gbtn button{font-size:1.2rem;padding:16px}.gmsg .mut{color:var(--mut);font-weight:400;font-size:.8rem}
.glv{text-align:center;border:2px dashed var(--o);border-radius:var(--r);padding:18px}.glv-n{font-weight:700;color:var(--mut);font-size:.85rem}.glv-i{font-size:2.6rem}.glv h3{margin:4px 0}.glv-s{font-size:.85rem;color:var(--mut)}
.gsum{display:flex;gap:10px;justify-content:center}.gsum div{border:2px solid var(--line);border-radius:var(--r);padding:8px 16px;text-align:center}.gsum b{font-size:1.4rem;font-family:var(--m)}.gsum span{display:block;font-size:.8rem;color:var(--mut)}
.glvs{margin:12px 0}.glvs div{display:flex;justify-content:space-between;gap:8px;padding:6px 0;border-bottom:1px solid var(--line);font-size:.9rem}
@media(max-width:420px){.gwh{font-size:.75rem}.gw{padding:6px}.cn{min-width:17px;height:17px;font-size:.6rem}}
@media(prefers-reduced-motion:reduce){.gfx.on{animation:none;opacity:.95;transform:translate(-50%,-50%) rotate(-12deg)}.gcombo.pop{animation:none}}
/* collapsibles + one-line game leads */
.lead1{font-weight:700;font-size:1.05rem;margin:4px 0 8px}
details.more{border:1.5px solid var(--line);border-radius:var(--r);margin:12px 0;background:var(--soft)}
details.more>summary{cursor:pointer;list-style:none;padding:12px 40px 12px 14px;font-weight:700;font-size:.95rem;position:relative}
details.more>summary::-webkit-details-marker{display:none}
details.more>summary::after{content:"";position:absolute;right:16px;top:50%;width:8px;height:8px;border-right:2px solid var(--mut);border-bottom:2px solid var(--mut);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
details.more[open]>summary::after{transform:translateY(-30%) rotate(-135deg)}
details.more>:not(summary){margin-left:14px;margin-right:14px}details.more>:last-child{margin-bottom:14px}
details.more.myth{padding-top:0;border-top:1.5px solid var(--line);margin-top:20px}
.tx2.shake,.tx2{overflow:hidden}
.gbal .gwh span{display:inline;font-size:1.1rem}.gbal .gwh b{display:inline;margin-left:auto}.gbal .gwh .hk.mini{display:inline-grid;font-size:.8rem}.gstage{overflow-x:clip}
.gbal .gw{overflow:hidden}.gbal .gwh .hk.mini{width:22px;height:22px;flex:none;transform:rotate(-8deg)}
.gbal .gwh .hk.mini{padding:0}
.gstage:empty{display:none}
/* rich myth widgets */
details.more .cap{font-size:.78rem;color:var(--mut);margin:4px 0 8px}
.inc{display:flex;height:30px;border-radius:10px;overflow:hidden;border:1px solid var(--line);margin:8px 0 0;font-size:.78rem;font-weight:700}
.inc>div{display:grid;place-items:center;white-space:nowrap;overflow:hidden;transition:width .4s}.inc-r{background:var(--o);color:#3a2000}.inc-f{background:var(--ok);color:#fff}
.ymo{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:8px 0}.ymo div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:8px;text-align:center;min-width:0}.ymo b{display:block;font-family:var(--m);font-size:1.15rem;color:var(--od);overflow-wrap:anywhere}.ymo small{color:var(--mut)}
#ymY{width:9em;display:inline-block}
.ymbar{height:10px;background:var(--card);border:1px solid var(--line);border-radius:99px;overflow:hidden}.ymbar div{height:100%;background:var(--o);transition:width .3s}
.jobs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:8px 0}.jobs div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 8px;text-align:center}.jobs span{display:block;font-size:1.6rem}.jobs b{display:block;font-size:.85rem}.jobs small{display:block;font-size:.74rem;color:var(--mut);margin-top:4px;line-height:1.4}
.jarr{text-align:center;font-size:.9rem;margin:6px 0}
.qtab{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:8px 0}.qtab button{margin:0}
.qout{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;text-align:center}.qout .qi{display:block;font-size:1.8rem}.qout small{display:block;font-size:.84rem;margin-top:4px;line-height:1.6}
@media(max-width:420px){.jobs{grid-template-columns:1fr}.jobs div{display:grid;grid-template-columns:2.2em 1fr;text-align:left;align-items:center;column-gap:8px}.jobs span{grid-row:span 2;font-size:1.4rem}.jobs small{margin:0}}
@media(prefers-reduced-motion:reduce){.inc>div,.ymbar div{transition:none}}
/* breathing room */
.ch{padding:32px 24px;line-height:1.9}
.ch>p,.ch>label,.ch>.crow,.ch>.res,.ch>.mstats,.ch>.seg,.ch>.etable,.ch>.bits,.ch>.take,.ch>.warn,.ch>.note,.ch>svg{margin-top:18px;margin-bottom:18px}
.ch>h3,.ch>.sub3{margin-top:36px;margin-bottom:12px}
.ch>h2{margin-bottom:16px}
.ch details.more{margin:22px 0}
details.more.words>summary{font-weight:600;color:var(--mut);font-size:.88rem}
details.more.words>summary span{color:var(--ink)}
details.more>:not(summary){margin-top:10px}
details.more ul{line-height:1.7}
@media(min-width:900px){.ch{padding:44px 48px}}
details.more>.cap{margin:6px 14px 10px}
.sec3{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr);gap:6px;align-items:center;margin:10px 14px}
.sec3 div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 6px;text-align:center;height:100%}.sec3 span{display:block;font-size:1.5rem}.sec3 b{font-size:.78rem;line-height:1.4;display:block}.sec3 i{font-style:normal;color:var(--o);font-weight:700}
.mixh{font-size:.85rem;font-weight:700;margin-bottom:4px}
.mix{display:flex;height:30px;border-radius:10px;overflow:hidden;border:1px solid var(--line);font-size:.74rem;font-weight:700}.mix>div{display:grid;place-items:center;white-space:nowrap;overflow:hidden}
.mx-r{background:var(--ok);color:#fff}.mx-n{background:#5b8def;color:#fff}.mx-f{background:#8a8178;color:#fff}
.mixl{display:flex;flex-wrap:wrap;gap:4px 12px;font-size:.74rem;color:var(--mut)}.mixl i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:4px;vertical-align:-1px}
@media(max-width:420px){.sec3{grid-template-columns:1fr;gap:4px}.sec3 i{text-align:center;transform:rotate(90deg)}.sec3 div{display:flex;align-items:center;gap:10px;text-align:left;padding:8px 12px}.sec3 span{font-size:1.3rem}}
main{box-sizing:border-box}
.ch>.cap,.ch .cap{font-size:.78rem;color:var(--mut);margin:6px 0 14px;line-height:1.6}
.ecap{margin:0;padding:10px 12px;font-weight:700;font-size:.88rem;color:var(--od);background:var(--soft);border-top:1px solid var(--line);text-align:center}
@media(min-width:1024px){.chain2 .blk{display:block}}
@media(min-width:1200px){.chain2 .blk{display:grid;grid-template-columns:120px minmax(0,1fr) minmax(0,200px)}}
.chain2 input{width:100%;box-sizing:border-box}
.fps>div{min-width:0}.fps span{max-width:100%;overflow:hidden;text-overflow:ellipsis}
@media(max-width:420px){.ch{padding:24px 16px}.chain2 .blk,.blk{padding:12px}.fps{gap:6px}}
textarea,input,select{box-sizing:border-box;max-width:100%}
.words{margin:14px 0 18px;padding:10px 0 2px;border-top:1px solid var(--line);font-size:.85em;color:var(--mut);line-height:1.6}
.words .wh{margin:0 0 4px;font-size:.92em;font-weight:600;letter-spacing:.04em}
.words .terms{margin:0;padding:0;background:none;border:0}
.words .terms>div{display:block;margin:0 0 4px;padding:0;border:0;background:none}
.words dt{display:inline;font-weight:600;color:var(--ink)}
.words dt::after{content:" — ";font-weight:400;color:var(--mut)}
.words dd{display:inline;margin:0}
/* feel */
button{transition:transform .35s cubic-bezier(.3,1.6,.5,1),background .2s,box-shadow .2s}
button:active{transform:scale(.95);transition-duration:.08s}
.rip{position:absolute;border-radius:50%;background:currentColor;opacity:.18;transform:scale(0);animation:rip .6s ease-out forwards;pointer-events:none}
@keyframes rip{to{transform:scale(2.2);opacity:0}}
.spark{position:fixed;z-index:50;pointer-events:none;width:0;height:0}
.spark i{position:absolute;width:6px;height:6px;margin:-3px;border-radius:50%;background:var(--o);animation:spk .65s ease-out forwards}
.spark i:nth-child(3n){background:var(--ok);width:4px;height:4px}.spark i:nth-child(4n){background:#ffd9a6}
@keyframes spk{0%{transform:translate(0,0) scale(1);opacity:1}100%{transform:translate(var(--x),var(--y)) scale(.3);opacity:0}}

.roll{animation:roll .35s ease-out}@keyframes roll{0%{opacity:.35;transform:translateY(-3px);filter:blur(1px)}100%{opacity:1;transform:none;filter:none}}
.vb{display:inline-block;animation:vb .3s cubic-bezier(.3,1.8,.5,1)}@keyframes vb{0%{transform:scale(1.25)}100%{transform:none}}
.blk.crack{animation:crack .4s}@keyframes crack{20%,60%{transform:translateX(-4px) rotate(-.4deg)}40%,80%{transform:translateX(4px) rotate(.4deg)}}
.blk.snap{animation:snap .45s cubic-bezier(.3,1.6,.5,1)}@keyframes snap{0%{transform:scale(.97)}60%{transform:scale(1.02)}100%{transform:none}}
input[type=range]::-webkit-slider-thumb{transition:box-shadow .2s,transform .2s}
input[type=range]:active::-webkit-slider-thumb{box-shadow:0 0 0 8px color-mix(in srgb,var(--o) 25%,transparent);transform:scale(1.15)}
input[type=range]:active::-moz-range-thumb{box-shadow:0 0 0 8px color-mix(in srgb,var(--o) 25%,transparent)}
/* toys */
.toy{display:flex;align-items:center;gap:14px;margin:14px 0 18px;min-width:0}
.toy .tv{min-width:0;font-size:.95rem}.toy .tv small{display:block;color:var(--mut);font-size:.78rem}
.toy .tv b{font-variant-numeric:tabular-nums;word-break:break-all}



.bcoin{flex:0 0 auto;width:64px;height:64px;padding:0;border-radius:50%;font-size:1.8rem;font-weight:800;color:#fff;background:radial-gradient(circle at 35% 30%,#ffc670,#f7931a 55%,#b35500);box-shadow:0 0 0 calc(var(--n,0)*2px) color-mix(in srgb,var(--o) 20%,transparent),0 4px 10px rgba(0,0,0,.15)}
@media(prefers-reduced-motion:reduce){button,button:active{transition:none;transform:none}.rip,.spark,.roll,.vb,.crack,.snap{animation:none!important}}
.rpo{overflow:hidden}.rpo.rps{position:relative}
.toy 
/* ===== minimal palette ===== */
:root{--bg:#fafaf8;--card:#ffffff;--soft:#f3f2ef;--line:#e6e4df;--line2:#d9d6cf;--ink:#1f1d1a;--mut:#6b665e;--o:#f7931a;--od:#a85400;--btn:#a85400;--btnh:#8c4600;--ok:#1f7a4d;--ng:#c43a3f;--okbg:#ffffff;--ngbg:#ffffff;--okline:#1f7a4d;--ngline:#c43a3f;--glow:transparent;--hashbg:#f3f2ef;--hashfg:#1f1d1a;--hdr:rgba(250,250,248,.92);--onb:#ffffff;--okh:#196640;--ngh:#a83035;--tint:rgba(247,147,26,.12)}
@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#111214;--card:#18191c;--soft:#202226;--line:#2c2e33;--line2:#3a3d43;--ink:#e9e8e5;--mut:#9b988f;--o:#f2a03d;--od:#f2a03d;--btn:#f2a03d;--btnh:#f5b35f;--ok:#5fbf8f;--ng:#e5797d;--okbg:#18191c;--ngbg:#18191c;--okline:#5fbf8f;--ngline:#e5797d;--hashbg:#0d0e10;--hashfg:#e9e8e5;--hdr:rgba(17,18,20,.88);--onb:#111214;--okh:#6fcb9c;--ngh:#ec8a8e;--tint:rgba(242,160,61,.14)}}
:root[data-theme=dark]{--bg:#111214;--card:#18191c;--soft:#202226;--line:#2c2e33;--line2:#3a3d43;--ink:#e9e8e5;--mut:#9b988f;--o:#f2a03d;--od:#f2a03d;--btn:#f2a03d;--btnh:#f5b35f;--ok:#5fbf8f;--ng:#e5797d;--okbg:#18191c;--ngbg:#18191c;--okline:#5fbf8f;--ngline:#e5797d;--hashbg:#0d0e10;--hashfg:#e9e8e5;--hdr:rgba(17,18,20,.88);--onb:#111214;--okh:#6fcb9c;--ngh:#ec8a8e;--tint:rgba(242,160,61,.14)}
button,.btn{background:var(--btn)}button:hover,.btn:hover{background:var(--btnh)}
button.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line2)}button.ghost:hover{background:var(--soft)}
.hash,.mine code{border:1px solid var(--line)}.hash.dim{background:var(--soft);color:var(--mut)}.hash i{color:var(--od)}
.fp{background:var(--soft)!important;color:var(--ink);border:1px solid var(--line2);font-weight:600}
.blk.bad .fp,.bad .fp{border-color:var(--ng);color:var(--ng)}
.found{box-shadow:0 0 0 3px var(--tint)}
@keyframes flip{0%{transform:rotateX(90deg);color:var(--o)}}
.coin,.bcoin,.ftok{background:var(--o);box-shadow:none;color:#fff}
.bar div{background:var(--o)}
.x{background:var(--ink);color:var(--bg)}.x:hover{background:var(--ink)}
:focus-visible{outline:2px solid var(--o)}
.tip p{color:var(--mut)!important}.tipb{background:var(--o);color:#1f1d1a}
.cn{background:var(--o);color:#1f1d1a;box-shadow:none}
.inc-r{background:var(--o);color:#1f1d1a}.inc-f{background:var(--line2);color:var(--ink)}
.mx-r{background:var(--o);color:#1f1d1a}.mx-n{background:color-mix(in srgb,var(--o) 45%,var(--card));color:var(--ink)}.mx-f{background:var(--line2);color:var(--ink)}
.spark i,.spark i:nth-child(3n),.spark i:nth-child(4n){background:var(--o)}

.hero{background:var(--bg)!important}
.seal,.node b{background:var(--ok)}
/* icons */
.ic{width:1.15em;height:1.15em;vertical-align:-.2em;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;color:var(--mut);margin:0 .3em 0 0;flex:none}
.ic .f,.ic-s1,.ic-s2,.ic-s3,.ic-s4,.ic-s5{fill:currentColor;stroke:none}
.ic-r,.ic-down,.ic-up{margin:0 0 0 .3em}
button .ic,.btn .ic,a .ic,h2 .ic,h3 .ic,b .ic,summary .ic,.res .ic{color:inherit}
.ic-ok,.ic-o{color:var(--ok)}.ic-x{color:var(--ng)}.ic-tip,.ic-trophy,.ic-flame,.ic-zap{color:var(--o)}
.ic:only-child{margin:0}
/* r-h: sizes, badges, hover contrast */
.ic{width:1.25em;height:1.25em;vertical-align:-.25em}
.ic[role=img]{width:1.6em;height:1.6em;vertical-align:-.4em}
.idle .ic,.seal .ic,.toy .ic,.coin .ic{width:2em;height:2em}
h2 em{display:inline-grid;place-items:center;line-height:1;font-variant-numeric:tabular-nums;text-box:trim-both cap alphabetic}@media(min-width:1024px){nav span b,.pt .ph b{display:inline-grid;place-items:center;line-height:1;font-variant-numeric:tabular-nums;text-box:trim-both cap alphabetic}}
.seg button:not([aria-pressed=true]):hover,.ghost:hover,button.ghost:hover,.tools button:hover,.spd button:hover,.theme:hover{background:var(--soft);color:var(--ink)}
.ic{stroke-width:2.1}.ic[role=img]{stroke-width:1.65}.idle .ic,.seal .ic,.toy .ic,.coin .ic{stroke-width:1.3}
#ripL{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:9999;contain:strict}#ripL .rip{position:absolute}
#ripL .rip{margin:0;border:0;background:currentColor;opacity:.18;transform:scale(0);animation:rip .6s ease-out forwards}
#hDot{transition:none!important;will-change:transform}#hClipR{transition:none!important}
#hH,#hY,#hR,#hN,#hS{display:inline-block;font-variant-numeric:tabular-nums;text-align:left;transition:none!important;animation:none}
#hH{min-width:9ch}#hY{min-width:4ch}#hR{min-width:10ch;transform-origin:right center}#hN{min-width:2ch}#hS{min-width:15ch}
#hCurve{contain:layout paint}.hplaying #ripL{display:none}
.curve .hMk{stroke:var(--o);stroke-width:1;stroke-dasharray:2 3;opacity:.45}
.curve .hBadge rect{fill:var(--card);stroke:var(--o);stroke-width:1.5}
.curve .hBadge text{font-size:11px;font-weight:700;fill:var(--ink)}
#hR,#hN,#hS{display:inline;min-width:0}
.pp{animation:pp .45s cubic-bezier(.3,1.6,.5,1)}@keyframes pp{0%{transform:scale(.94)}60%{transform:scale(1.04)}100%{transform:none}}@media (prefers-reduced-motion:reduce){.pp{animation:none!important}}
.ic{width:1.6em;height:1.6em;vertical-align:-.4em;margin:0 .45em 0 0;stroke-width:1.9}
.ic:only-child{margin:0}
[role=img].ic,[role=img] .ic{width:2.05em;height:2.05em;stroke-width:1.5}
.idle .ic,.seal .ic,.toy .ic,.coin .ic{width:2.6em;height:2.6em;stroke-width:1.2}
[role=img].ic,[role=img] .ic{width:1.95em;height:1.95em;margin:0 .2em}
#iView .ic{margin:0 .1em}
.net{flex-wrap:nowrap}.net .ic{width:1.45em;height:1.45em;margin:0}
:is(button,summary,h2,h3,a,b,.note,nav) .ic:not(:only-child){margin-right:.45em}
.ic,.ic:only-child,:is(button,summary,h2,h3,a,b,.note,nav) .ic:not(:only-child){margin:0 .45em 0 0}
.ic-r,.ic-down,.ic-up,.ic-r:only-child{margin:0 0 0 .45em}
[aria-label]>.ic:only-child,.net .ic,#iView .ic,[role=img] .ic,[role=img].ic,.idle .ic,.seal .ic,.toy .ic,.coin .ic{margin:0}
/* type scale */
h2{font-size:1.6rem;line-height:1.35;font-weight:800;letter-spacing:.01em;gap:12px;margin-bottom:18px}
@media(min-width:1024px){h2{font-size:1.95rem}}
h2 em{width:auto;height:auto;min-width:2.9em;padding:.42em .7em;border-radius:999px;font-size:.62em;font-weight:800;line-height:1;letter-spacing:.04em;font-variant-numeric:tabular-nums;display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box}
main p{line-height:1.85}
.stg h3{font-size:.78rem;letter-spacing:.08em;font-weight:700;margin:20px 0 6px}
.terms dt{font-size:.92rem;font-weight:700}
.terms dd{font-size:.84rem;line-height:1.65;color:var(--mut)}
.why{font-size:.95rem}
details.more .cap,.cap{font-size:.78rem}
.res{font-size:1.2rem;font-weight:800;letter-spacing:.01em}
#hH,#hR,#hS,#hY,#hN{font-size:1.3em;font-weight:800;letter-spacing:.01em}
.lead1{font-size:1.12rem}
.terms dt,.terms dd{font-size:inherit;line-height:inherit}.terms div{font-size:.84rem}
h2{font-size:1.45rem;text-wrap:balance;word-break:auto-phrase}
@media(min-width:600px){h2{font-size:1.7rem}}
@media(min-width:1024px){h2{font-size:1.95rem}}
h2 em{font-size:.66em}
#hY{font-size:1em;min-width:0}#hH{min-width:0}
#hH{margin-right:.5em}
.netv{margin:20px -4px 8px;border-radius:var(--r);overflow:hidden;touch-action:manipulation;-webkit-tap-highlight-color:transparent}
#netC{display:block;width:100%;height:240px;cursor:pointer}
/* 1-1 signature flow */
.sg{margin:18px 0 6px}
.sgS{display:flex;gap:6px;list-style:none;padding:0;margin:0 0 12px;counter-reset:s}
.sgS li{flex:1;text-align:center;font-size:.78rem;font-weight:700;color:var(--mut);padding:6px 0;border-bottom:2px solid var(--line);transition:color .3s,border-color .3s;counter-increment:s}
.sgS li::before{content:counter(s) ". "}
.sgS li.on{color:var(--od);border-color:var(--o)}.sgS li.dn{color:var(--ink);border-color:var(--line2)}
.sgSt{display:grid;gap:14px;justify-items:center;padding:18px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--soft)}
.sg svg{fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.sgWho{display:flex;align-items:center;gap:8px;font-size:.9rem}
.sgAv svg{width:28px;height:28px;color:var(--mut)}
.sgKey{display:inline-flex;align-items:center;gap:4px;font-size:.75rem;font-weight:700;color:var(--od);border:1px solid var(--line2);border-radius:999px;padding:3px 10px 3px 6px;background:var(--card);transition:transform .35s,box-shadow .35s}
.sgKey svg{width:16px;height:16px}
.sgKey.use{transform:translateY(10px) scale(1.12);box-shadow:0 0 0 4px var(--glow)}
.sgSlip{position:relative;width:min(100%,260px);background:var(--card);border:1.5px dashed var(--line2);border-radius:12px;padding:10px 14px 12px;opacity:.35;transition:opacity .4s,transform .4s,border-color .3s}
.sgSlip.in{opacity:1;border-style:solid}
.sgSlip small{font-size:.68rem;color:var(--mut);font-weight:700;letter-spacing:.06em}
.sgTx{font-size:.95rem;margin-top:2px}.sgAmt{transition:color .3s}.sgAmt.ed{color:var(--ng)}
.sgSlip.ok{border-color:var(--okline)}.sgSlip.ng{border-color:var(--ngline)}
.sgSeal{position:absolute;right:10px;top:50%;width:34px;height:34px;margin-top:-17px;border-radius:50%;border:1.5px dashed var(--line2);display:grid;place-items:center;font-weight:800;font-size:.85rem;color:#fff}
.sgSeal.on{border:0;background:var(--o);animation:stamp .45s cubic-bezier(.2,1.6,.4,1)}
.sgSeal.fk{background:var(--mut)}
@keyframes stamp{0%{transform:scale(1.9) rotate(-18deg);opacity:0}100%{transform:none;opacity:1}}
.sgNet{display:grid;gap:6px;justify-items:center}.sgNet small{font-size:.72rem;color:var(--mut);display:inline-flex;align-items:center;gap:4px}.sgNet small svg{width:14px;height:14px}
.sgNs{display:flex;gap:14px}
.sgN{position:relative;color:var(--mut);transition:color .2s,transform .2s}.sgN svg{width:26px;height:26px;display:block}
.sgN i{position:absolute;right:-6px;top:-6px;width:14px;height:14px;border-radius:50%;font-style:normal;font-size:9px;line-height:14px;text-align:center;color:#fff;transform:scale(0);transition:transform .25s}
.sgN.chk{transform:translateY(-3px);color:var(--o)}
.sgN.ok{color:var(--ok)}.sgN.ok i{background:var(--ok);transform:scale(1)}.sgN.ok i::after{content:"✓"}
.sgN.ng{color:var(--ng)}.sgN.ng i{background:var(--ng);transform:scale(1)}.sgN.ng i::after{content:"✕"}
.sgSig{font-family:var(--m);font-size:.68rem;color:var(--mut);text-align:center;min-height:1.4em;margin-top:8px;word-break:break-all}
#sgGo{display:flex;margin:4px auto 0}
.sgX{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:4px}.sgX button{font-size:.82rem}
@media (prefers-reduced-motion:reduce){.sgSeal.on{animation:none}.sgKey,.sgSlip,.sgN{transition:none}}
.sg .res{font-size:.98rem;line-height:1.5;text-wrap:balance}